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China supplier High Quality Soilmec Sr60 Sr40 Sr625 Sr80 Use Slewing Bearing for Rotary Rig Machine

Product Description

Product Description

 

 

Product Name: Large Forged Casting Steel 42CrMo4, 20CrMnMo,17CrNiMo6, 20CrMnTi, 34CrNi1Mo, 25CrNiMoV slewing ring

Slewing rings, also known as turntable bearings or slewing bearings, are large-diameter bearings designed to support axial, radial, and moment loads while enabling rotational movement. These specialized bearings consist of an inner ring, an outer ring, rolling elements (such as balls or rollers), and sometimes gear teeth or other features to facilitate motion transmission.
 

Market Served Oilfield equipment parts, engine components, marine equipment parts, spare parts for mining machinery, coal mine drilling equipment, forklift parts, agricultural machinery components, railway and locomotive parts, excavator parts, hydraulic system components, shipbuilding components, pump spare parts,
Forging processing  ingot—forging—heat treatment—rough machining—UT.MT—Q+T—inspection—finishing machining—UT.MT—packing
Material: Forged Carbon steel: 42CrMo4,P289GH,S355G2
                                   ASTM A105, A105N /ASME SA105, SA105N
                                   ASTM A350 / SA350 LF2 (Class 1 & 2), LF3, LF6
                                   ASTM A694 F50, F60, F65
                                   ASTM A516 GR.55, 60, 65, 70
Forged Stainless & Alloy Steel & Duplex:
                                   ASTM A182 / SA182 F304/304L/304H,A316/316L/316H,F321,F310
                                   ASTM A182 / SA182 F11,F22,F51,F52,F53 F55,F904/904L,F40,F44
Inspection:   1. Raw material certificate(material chemical composition)
  2. Heat treatment sheet report
  3.Dimension inspection report     
  4.UT test report
Application: Oil and gas, Oilfield, Petrochemcial, Equipment
Max OD of Ring 5000mm
Delivery condition Hot forged +Rough machined (black surface after Q /T)+ Turned

 

Detailed Photos

   

 

 

Company Profile

Founded in 2009, HangZhou Bluesea Piping Systems Co., Ltd (BPS) is a premier supplier of forged products, renowned for our expertise in providing a comprehensive range of forgings. Our offerings include forged rings, shafts, cylinders, discs, as well as standard and non-standard flanges crafted from a variety of raw materials including carbon steel, stainless steel, duplex steel, and alloy steel. Our track record of successful partnerships with numerous Fortune Global 500 companies underscores our unwavering dedication to delivering excellence.
 

 

 

Our Advantages

1) Industry Leadership:
    As pioneers in Pipeline Products since 2009, we boast decades of expertise. we’ve provided pipeline solutions to over 30 countries. Our stringent quality control ensures guaranteed excellence.

2) VIP Service:
    Our dedicated technical engineers and sales teams ensure top-notch quality and service, catering to your specific needs with professionalism and care.

3) Flexibility in Material Selection:
    With expertise in forging different materials, we offer flexibility in material selection to meet the unique demands of different industries and applications.

4) Rapid Prototyping and Production:
    Leveraging advanced forging techniques, we excel in rapid prototyping and production, enabling quick turnaround times for orders.

Packaging & Shipping

 

 

FAQ

1.Q:Are you a factory or trading company?
    A: We are a factory.
2.Q:Do you accept customized orders?
    A:Yes,just tell us your requirements
3.Q:How does your factory do regarding quality control?
    A: “Quality is our culture” Inspection. We serious control the quality from raw material to finished pipes.
4.Q: How can I get more details about your products?
    A: You can send an email to our email address. We will provide catalogue and pictures of our products for your reference.
5. Q: After sales service.
    A: We guarantee the quality and quantity, any problem, we will be responsible for the end, guarantee your satisfaction.
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Condition: New
Certification: CE, RoHS, GS, ISO9001
Standard: DIN, ASTM, GOST, GB, JIS, ANSI, BS
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

How does the choice of slewing rings affect the overall performance and reliability of rotating systems?

The choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. The selection of the appropriate slewing ring involves considering various factors such as load capacity, operating conditions, precision requirements, and application-specific needs. Here’s a detailed explanation of how the choice of slewing rings affects the overall performance and reliability of rotating systems:

  • Load Capacity: The load capacity of the slewing ring is a critical factor in determining the performance and reliability of the rotating system. Choosing a slewing ring with an adequate load capacity ensures that the system can handle the expected loads without excessive stress or deformation. If the selected slewing ring has insufficient load capacity for the application, it can lead to premature failure, increased wear, and compromised reliability.
  • Operating Conditions: The operating conditions, including factors such as temperature, humidity, dust, and exposure to corrosive substances, influence the choice of slewing rings. It is essential to select a slewing ring that is designed to withstand the specific environmental conditions of the application. Failure to consider the operating conditions can result in accelerated wear, corrosion, reduced performance, and decreased reliability of the rotating system.
  • Precision Requirements: Some applications require high precision and accuracy in the movement and positioning of the rotating system. The choice of slewing ring with appropriate precision is crucial to meet these requirements. Slewing rings designed for precision applications incorporate features such as high-precision raceways, gear teeth, or preloading mechanisms. Selecting a slewing ring with inadequate precision can lead to inaccuracies, positioning errors, and compromised performance of the rotating system.
  • Material Selection: The choice of materials for the slewing ring affects its durability, resistance to wear, and overall reliability. Different materials, such as carbon steel, stainless steel, or specialized alloys, have varying properties and performance characteristics. The selection of the appropriate material depends on factors such as load requirements, operating conditions, and the presence of corrosive or abrasive elements. Choosing the wrong material can result in premature wear, reduced lifespan, and compromised reliability of the rotating system.
  • Sealing and Lubrication: Slewing rings require proper sealing and lubrication to ensure smooth operation and prevent contamination or inadequate lubrication. The choice of slewing rings with effective sealing mechanisms and suitable lubrication requirements is crucial for maintaining performance and reliability. Inadequate sealing or improper lubrication can lead to increased friction, accelerated wear, and decreased reliability of the rotating system.
  • Manufacturer and Quality: The choice of a reputable manufacturer and high-quality slewing rings is essential for ensuring reliability and performance. Reliable manufacturers adhere to stringent quality control processes, use advanced manufacturing techniques, and provide comprehensive technical support. Choosing slewing rings from trusted manufacturers reduces the risk of premature failures, ensures consistent performance, and enhances the overall reliability of the rotating system.

In summary, the choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. Considering factors such as load capacity, operating conditions, precision requirements, material selection, sealing and lubrication, and the reputation of the manufacturer helps in selecting the appropriate slewing rings. By making the right choice, the rotating system can operate efficiently, withstand expected loads, maintain precision, and provide reliable performance throughout its lifespan.

How do slewing rings contribute to precise and controlled motion in machinery?

Slewing rings play a crucial role in enabling precise and controlled motion in machinery. Their design and functionality contribute to achieving accurate positioning, smooth rotation, and controlled movement. Here’s a detailed explanation of how slewing rings contribute to precise and controlled motion:

  • Precision Engineering: Slewing rings are meticulously engineered to provide high precision in motion control. The manufacturing processes involve tight tolerances and precise machining to ensure accurate dimensions and alignment of the rolling elements and raceways. This precision engineering minimizes any deviations or errors in motion, allowing for precise positioning and controlled movement.
  • Low Friction and Smooth Rotation: Slewing rings are designed to minimize friction and enable smooth rotation. The rolling elements, whether balls or rollers, are precisely positioned and guided within the raceways of the slewing ring. This design ensures that the rolling elements make contact with the raceways at specific angles, reducing friction during rotation. The low-friction characteristics allow for smooth and controlled motion, enabling precise positioning without undue resistance or jerky movements.
  • Integrated Gear Mechanism: Many slewing rings are equipped with an integrated gear mechanism. The gear teeth on the inner or outer ring of the slewing ring engage with external gears or pinions, providing a means to transmit torque and control rotational motion. The gear mechanism allows for precise and controlled movement, enabling operators or automated systems to achieve accurate positioning and controlled rotation at desired speeds.
  • Backlash Control: Backlash refers to the slight play or clearance between mating gears or components. Slewing rings are designed to minimize backlash, particularly in applications that require precise motion control. By reducing or eliminating backlash, slewing rings ensure that there is minimal lost motion or error when initiating rotational movement or changing direction. This feature contributes to improved accuracy and controlled motion.
  • Stiffness and Rigidity: Slewing rings are designed to provide high stiffness and rigidity, minimizing deflection or deformation during operation. This characteristic is especially important in applications where precise and controlled motion is required. The high stiffness of slewing rings ensures that the applied forces and torques are efficiently transmitted, allowing for accurate positioning and controlled motion without significant distortion or flexing.
  • Positioning Sensors and Feedback Systems: In conjunction with slewing rings, machinery often incorporates positioning sensors and feedback systems. These sensors and systems provide real-time data on the position, speed, and rotation of the slewing ring. By continuously monitoring and adjusting the motion based on the feedback, precise and controlled movement can be achieved, enabling accurate positioning and motion control.

Overall, slewing rings contribute to precise and controlled motion in machinery through their precision engineering, low friction, integrated gear mechanisms, backlash control, stiffness, and compatibility with positioning sensors and feedback systems. These features ensure accurate positioning, smooth rotation, and controlled movement, making slewing rings essential components for applications that require precise motion control in various industries such as construction, material handling, robotics, and manufacturing.

How do slewing rings contribute to the adaptability and versatility of rotating systems in various settings?

Slewing rings play a crucial role in enhancing the adaptability and versatility of rotating systems across various settings. Here’s a detailed explanation of how slewing rings contribute to the adaptability and versatility of rotating systems:

  • 360-Degree Rotation: Slewing rings enable 360-degree continuous rotation, allowing rotating systems to operate in any direction. This flexibility is especially valuable in applications such as cranes, excavators, and wind turbines, where unrestricted rotation is necessary to perform tasks efficiently and access multiple work zones without repositioning the entire system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant radial, axial, and moment loads. Their robust construction and large diameter enable them to support heavy equipment and loads, making them suitable for a wide range of applications, including construction machinery, material handling systems, and offshore platforms. The high load-bearing capacity of slewing rings contributes to the adaptability of rotating systems in demanding settings.
  • Compact Design: Slewing rings have a compact and space-saving design compared to alternative mechanisms for rotational movement. This compactness allows for the integration of slewing rings into systems where space is limited, such as compact construction machinery, industrial robots, and medical equipment. The compact design of slewing rings enhances the adaptability of rotating systems in confined or restricted environments.
  • Versatile Mounting Options: Slewing rings offer versatile mounting options, allowing them to be easily integrated into different types of rotating systems. They can be mounted using various methods, including bolted connections, gear or pinion arrangements, or hydraulic or electric drives. This versatility in mounting options enables slewing rings to adapt to the specific requirements and constraints of different applications and settings.
  • Support for Multiple Components: Slewing rings provide support for various components that are essential for rotating systems. For example, they can support booms, arms, or jibs in construction machinery, or act as a base for rotating platforms or turntables in manufacturing or entertainment industries. By providing a stable and reliable foundation, slewing rings enable the integration of multiple components, enhancing the versatility and adaptability of the overall system.
  • Customization and Specialized Designs: Slewing rings can be customized and designed to meet specific application requirements. Manufacturers can tailor slewing rings to accommodate specific load capacities, dimensions, mounting arrangements, sealing systems, or environmental conditions. This customization allows for the adaptation of slewing rings to diverse settings, ensuring optimal performance and functionality.
  • Integration with Control Systems: Slewing rings can be integrated with electronic or computer-controlled components, such as sensors, actuators, and control systems. This integration enables precise control, automation, and synchronization of rotating systems. By incorporating advanced control features, slewing rings can adapt to dynamic operating conditions, optimize performance, and support advanced functionalities, such as coordinated motion, precision positioning, or remote monitoring.

In summary, slewing rings contribute to the adaptability and versatility of rotating systems by enabling 360-degree rotation, providing high load-bearing capacity, offering a compact design, supporting versatile mounting options, accommodating multiple components, allowing customization, and facilitating integration with control systems. These characteristics make slewing rings suitable for a wide range of applications and settings, enhancing the versatility and adaptability of rotating systems in industries such as construction, manufacturing, transportation, renewable energy, and many others.

China supplier High Quality Soilmec Sr60 Sr40 Sr625 Sr80 Use Slewing Bearing for Rotary Rig Machine  China supplier High Quality Soilmec Sr60 Sr40 Sr625 Sr80 Use Slewing Bearing for Rotary Rig Machine
editor by Dream 2024-05-16

China Good quality 30207 Tapered Roller Bearing Electric Motors Industrial Pumps and Drive Cars Single Row Wheel bearing Motorcycle Spare Parts Machine tool parts with Hot selling

Product Description

Detailed Parameters

 

Single Row Tapered Roller Bearing
Bearing No. dxDxTxBxC (mm) Weight(kg)
35717 35 72 18.25 17 15 0.344 

Roller Bearings and Applications

Roller bearing:
1. Tapered roller bearing
2. Cylindrical roller bearing
3. Spherical roller bearing
4. Needle roller bearing
5. Thrust roller bearing

Applications:
1. Agriculture
2. Construction
3. Cars and light trucks
4. Industrial transmission
5. Metals
6. Mining & mineral processing
7. Industrial fans
6. Marine
9. Material handling

Specifications of Tapered Roller Bearing

Single Row Tapered Roller Bearing
Bearing No. dxDxTxBxC (mm) Weight(kg) Bearing No. dxDxTxBxC (mm) Weight(kg)
              30302 15 42 14.25 13 11 0.098 
35713 17 40 13.25 12 11 0.080  30303 17 47 15.25 14 12 0.134 
35714 20 47 15.25 14 12 0.127  30304 20 52 16.25 16 13 0.176 
35715 25 52 16.25 15 13 0.154  30305 25 62 18.25 17 15 0.272 
35716 30 62 17.25 16 14 0.241  30306 30 72 20.75 19 16 0.408 
35717 35 72 18.25 17 15 0.344  30307 35 80 22.75 21 18 0.540 
35718 40 80 19.75 18 16 0.435  30308 40 90 25.25 23 20 0.769 
35719 45 85 20.75 19 16 0.495  30309 45 100 27.25 25 22 1.571 
35710 50 90 21.75 20 17 0.563  3571 50 110 29.25 27 23 1.310 
35712 60 110 23.75 22 19 0.949  3571 55 120 31.5 29 25 1.660 
35713 65 120 24.75 23 20 1.180  3571 65 140 36 33 28 2.550 
35714 70 125 26.25 24 21 1.260  3571 70 150 38 35 30 3.060 
35715 75 130 27.25 25 22 1.410  3571 75 160 40 37 31 3.570 
35716 80 140 28.25 26 22 1.720  3 0571 80 170 42.5 39 33 4.410 
35717 85 150 30.5 28 24 2.140  3 0571 85 180 44.5 41 34 5.200 
35718 90 160 32.5 30 26 2.660  3 0571 90 190 46.5 43 36 6.030 
35719 95 170 34.5 32 27 3.070  3571 95 200 49.5 45 38 6.980 
35710 100 180 37 34 29 3.780  30320 100 215 51.5 47 39 8.560 
                           
                           
31305 25 62 18.25 17 13 0.284               
31306 30 72 20.75 19 14 0.398               
31307 35 80 22.75 21 15 0.530               
31308 40 90 25.25 23 17 0.738               
31311 55 120 31.5 29 21 1.590               
31313 65 140 36 33 23 2.420               
31314 70 150 38 35 25 2.920               
31315 75 160 40 37 26 3.470               
31316 80 170 42.5 39 27 4.110               
31317 85 180 44.5 41 28 4.850               
31318 90 190 46.5 43 30 5.660               
31320 100 215 56.5 51 35 8.670               

The Factory
The advantage ball bearing factory located in the bearing manufacturing center – HangZhou, China. There are 2 plants, 1 specialized in manufacturing common grade ball bearing, another 1 professional in EMQ bearing with stabilized Z3V3 quality, the factory takes her every effort in purchasing the most advanced bearing processes equipment, and NC automatic facilities are widely used in the factory and has become a bearing factory owning the most advanced processes equipment in China. The Granville own ball bearing factory division manufacturing a whole range of radial deep groove ball bearings, open – shield – sealed – chrome steel, and stainless steel available. 

Product Offering
Bore size 3mm and up
Closures Open
Non-contact metallic shields
Non-contact seals
Contact seals
Ring Material 52100 chrome steel
440C stainless steel
420C stainless steel
Seal Materiial Nitrile, Polyacrylic, Viton
Retainer Riveted steel
Crimped steel
Crowned steel
Crowned nylon
Precision Class ABEC-1, ABEC-3, ABEC-5, ABEC-7
Radial Clearance C2, C0, C3, C4, C5
Heat Stabilization S0, S1, S2, S3

Manufacturing Processes
Granville, as a manufacturer of high-quality products, guarantees compliance with the highest standards relative to the use of the best steel quality in the production process, the highest standards in the design of contact surfaces, as well as the most efficient packing and lubrication of parts.

From material coming, quality control through all processes except internal test, goods to third party inspection if required. After the center of inspection and experiment is founded, effective methods of inspecting all kinds of row materials are mastered and then the reliability of bearings is ensured. 

One of our main objectives is the continued improvement in the quality of our products and processes, in pursuit of which we obtained ISO certification 9001:2008 and TS16949.

Quality Control

Advantage Manufacturing Processes and Quality Control
01 Heat Treatment
02 Centerless Gringing Machine 11200(most advanced)
03 Automatic Production Lines for Raceway
04 Automatic Production Lines for Raceway
05 Ultrasonic Cleaning of Rings
06 Automatic Assembly
07 Ultrasonic Cleaning of Bearings
08 Automatic Greasing,Seals Pressing
09 Measurement of Bearing Vibration(Acceleration)
10 Measurement of Bearing Vibration(speed)
11 Laser Marking
12 Automatic Packing

Packing & Shipping

Packing 1.Industrial exporting package
2.Individual plastic / carton / pallet
3.As the customer’s requirements
Delivery date 30-60 days for normal order

Company Profile

Granville group start in London and in order to adapt to the international market situation and enterprise development, Granville gradually oriented to global markets through resource integration, the Granville’s businesses are present across 5 continents. We operate in 4 industry clusters: Components for Industry and automotive; Machine tools and mechatronics; Energy and New Materials, and Healthcare.

Comprehensive product range:

— Bearings
— Oil seals, Transmission belt
— Chain and Sprocket
— Hub assembly & Wheel bearings
— Coupling, castings
— Linear motion

Values
— Behavior-based, service-oriented, focused on results and committed to continuous improvement

Focus
— supply chain management and customer service

Advantages
1. Advanced Automatic Lines
2. Comprehensive Range
3. Premium Quality
4. Sustainability /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Roller Bearings
The Number of Rows: Single
Outer Dimension: Small (28-55mm)
Samples:
US$ 1/Set
1 Set(Min.Order)

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Order Sample

Pls feel free to discuss with us for your usage
Customization:
Available

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Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

bearing

Types of Ball Bearings

Modern ball bearing configurations have different materials and geometries to meet the demands of different working environments and applications. There are different types of ball bearings: single row deep groove, double-row deep groove, angular contact ball bearing, thrust, and self-aligning. Let us look at the differences between each type and learn why they are important for various purposes. Listed below are some of the most common types of ball bearings.

Miniature bearings

Although miniature ball bearings are a popular choice for small mechanical components, they are not without their challenges. They must be properly lubricated and stored in clean rooms. A strand of hair could ruin a miniature bearing. Fortunately, manufacturers offer lubrication services and a “Clean Room” for customers to store their miniature bearings safely. Read on to learn more about these small bearings and how they can help you.
The size of a miniature ball bearing can vary significantly, but most types of these devices are available in sizes ranging from.040 inch to one eighth of an inch. Whether you need a small ball bearing for a miniature car or a tiny instrument, a miniature bearing can save space while still offering high performance. Many of these bearings are shielded to prevent dirt from entering and leakage of lubricant. They can be flanged or unflanged, and some miniature ball bearings have extended inner rings that are designed for easy plate mounting.
Miniature ball bearings are commonly made from stainless steel or chrome steel. Both metals have their advantages. Stainless steel is the most popular material for ball bearings, which allows for a high load capacity while being quiet. Because stainless steel is relatively inexpensive, many small instrument bearings are made entirely of stainless steel. The difference in price is minimal, as the amount of steel is relatively small. Stainless steel miniature bearings are the smallest and lightest of all types of miniature ball bearings.

Self-aligning ball bearings

In the simplest terms, self-aligning ball bearings are ball bearings with flex shafts. If you’re looking for a ball bearing with a high degree of precision, you’ll want to choose one with a flex shaft, which means it can adjust to the proper orientation of the bearing’s flex shaft. Ball bearings with flex shafts are also recommended. But, what are these bearings?
Self-aligning ball bearings are made with two rows of balls and a common sphered raceway on the outer ring. As a result, they can accommodate small errors in shaft alignment and mounting. The CZPT brand is especially suitable for high-speed applications requiring greater running accuracy. The self-alignment mechanism is enabled by the fact that the balls are placed in two rows on either side of the sphered raceway in the outer ring. These two rows of balls also promote reduced friction and wear.
Another type of self-aligning ball bearings is a double-row design. They feature a common sphered raceway on the outer ring, a hollow spherical ring, and a cage that rotates relative to it. A self-aligning ball bearing is used in applications where shaft misalignment is a problem, such as conveying equipment. They are also used in simple woodworking machinery and ventilators.

Ceramic ball bearings

Ceramic ball bearings have several advantages over steel or metal bearings. These include increased acceleration capability, reduced friction, improved wear-resistance, and higher speeds. The United States holds the leading position in the global ceramic ball bearings market thanks to a rebounding motor vehicle production and healthy fixed investment environment. In the United States, there are three primary markets for ceramic ball bearings: healthcare, automotive, and aerospace. Here are the main benefits of ceramic ball bearings:
Hybrid ball bearings are also available. Hybrid bearings feature traditional metal rings and silicon nitride (ceramic) balls. Hybrid bearings offer important performance advantages over all-steel bearings, and they are more affordable. However, full ceramic ball bearings have all ceramic parts, and are best suited for machines that require high precision. These types of bearings also resist corrosion and wear.
Compared to steel ball bearings, ceramic balls are lighter than steel. They are also less dense, which means less friction and therefore less heat. Additionally, ceramic balls operate at higher speeds than steel balls, which increases their durability and longevity. But they are still not as strong as steel bearings. And because of their reduced density, they are much cheaper to manufacture. Therefore, they are an excellent choice for many applications. You can expect them to last much longer than steel bearings.

Steel carbon ball bearings

High precision G25 ball bearings are made of the highest grade chrome steel and hot forged from bar stock. Statistical process control and exacting atmospheres help ensure uniform hardness and microstructure. Moreover, these bearings are of the highest quality, with fine surface finish and a tight tolerance. This makes them the most widely used and reliable choice for industrial and automotive applications. However, there are some considerations that should be taken into account before acquiring a steel carbon ball bearing.
Generally, AFBMA grade 200 is the standard hardness specification for this material. AFBMA grade 100 can also be obtained with great difficulty. Despite the high hardness of steel carbon ball bearings, their outer surface is just a thin hardened shell, so a special micro hardness test is needed to evaluate them. In addition to the hardness, steel balls are easily machined and ground. Some manufacturers even offer stainless steel ball bearings and ball sets.
Another factor that makes steel carbon ball bearings so valuable is their precision. They can give precise measurements, which makes them ideal for low and medium-speed applications. Due to their high precision and durability, steel carbon ball bearings can be used in many applications, from conveyor machines to roller skates. However, you should be aware that the material used to produce these bearings is not suitable for applications in which they are exposed to water and gases. Further, they are also noisy and heavy, and must be installed properly in a manufacturing environment.

Stainless steel ball bearings

bearing
Stainless steel ball bearings are made from a high-quality type of stainless steel, 440C, which offers optimal corrosion and abrasion resistance. These bearings are also durable and rust-free, and are suitable for a variety of applications. Among others, stainless steel ball bearings are used in beverage and food processing plants, pharmaceuticals, pulp and paper mills, marine environments, and freezers.
Stainless steel bearings are available in various grades. For example, AISI 440C offers corrosion resistance, while the DD400 is specifically designed for marine applications. Both types of stainless steel are available in different forms, including open, shielded, and sealed. Stainless steel ball bearings can also be custom-made, as BL is known for producing customized bearings. There are also other materials that are available.
AISI type 316 stainless steel balls are ideal for marine applications and food processing. They have excellent resistance to most organic materials and are also used in medical devices and dispenser pumps. They are also strong enough to resist many petroleum products and are widely used in medical equipment and cosmetic applications. In addition, stainless steel balls can be plated to provide an additional layer of protection against chemicals. To understand how they differ, let’s take a look at some common types of stainless steel ball bearings.

Stainless steel

Stainless steel ball bearings can be used in various applications. Besides being corrosion resistant, they also last longer thanks to the Molded-Oil lubrication technology. Stainless steel ball bearings are clean units, which saves time and money in terms of maintenance, replacement, and downtime. But what are the advantages of stainless steel ball bearings? Let us discuss these benefits. Also, we’ll discuss their advantages and disadvantages.
Stainless steel ball bearings offer notable advantages, including corrosion resistance, increased strength, and improved stability under high temperatures. These qualities make them the ideal choice for special circumstances and demanding environments. However, you should be careful when choosing stainless steel bearings. There are several different types of stainless steel. Here’s a brief look at what makes them the best choice. And remember: Stainless steels are also recyclable. In fact, they can be recycled indefinitely.
They’re made from chrome alloy electric furnace steel, which is hardened for optimum service life and strength. They have the highest surface finish and dimensional accuracy. Advanced heat-treating processes increase their strength and anti-cracking abilities. And thanks to their unique materials, they’re corrosion-resistant. As a result, they’re more durable than other types of bearings. And since they’re made with a high-quality steel, you’ll save money in the long run.

Plastic ball bearings

bearing
Plastic ball bearings were developed to meet the specific needs of applications where standard steel bearings would fail. Steel and 440C stainless steel are both susceptible to rusting when exposed to water, making them poor choices for applications involving food processing, swimming pools, and medical equipment. In addition to this, the plastic material is able to dampen vibrations and make the bearing virtually silent. Here’s what makes plastic ball bearings so great for these applications.
Plastic ball bearings are lightweight, corrosion-resistant, and offer a long service life. In addition to their low price, they can be easily cleaned and are incredibly durable. Motion plastics specialist igus has recently expanded its range of xiros polymer grooved ball bearings. These bearings are also FDA-compliant, lubricant-free, electrically insulating, and resistant to both temperature and media.
Plastic bearings are often mounted into other components like wheels, pulleys, and housings. In this way, the inner ring is essentially a profile of the pulley’s profile, and the outer ring is a shaft or fixing clip. The result is seamless integration of the bearing and the surrounding parts, which reduces the overall assembly time and costs. You can also use multiple plastic ball bearings in one application for more options.

China Good quality 30207 Tapered Roller Bearing Electric Motors Industrial Pumps and Drive Cars Single Row Wheel bearing Motorcycle Spare Parts Machine tool parts   with Hot sellingChina Good quality 30207 Tapered Roller Bearing Electric Motors Industrial Pumps and Drive Cars Single Row Wheel bearing Motorcycle Spare Parts Machine tool parts   with Hot selling
editor by Dream 2024-05-06

China wholesaler CHINAMFG High Precision Combined Loads Rotary Table Bearing Yrt850 850*1095*124mm for CNC Machine Use

Product Description

ZYS High Precision Combined Loads Rotary Table Bearing Yrt850 850*1095*124mm for CNC Machine Use

ZYS can offer YRT series, YRTS series, ZKLDF series, YRTM series, YRTSM series rotary table bearings. About the performance comparison of YRT, YRTS and ZKLDF series bearings with the same size, the limit speed of ZKLDF, YRTS, YRT series bearings decrease in turn while the overturning rigidity of YRTS, YRT and ZKLDF series bearings decrease sequentially. YRTM or YRTSM rotary table bearings add a set of angular displacement monitoring system on the basis of YRT or YRTS series bearings, to overcome the defect of open-loop control of diagonal displacement control, and realize closed-loop control of rotary table or inHangZhou plate, greatly improving the positioning accuracy of angular displacement.

Product structure
Thrust / radial cylindrical roller bearings YRT and YRTS series are composed of 2 thrust roller bearings and 1 radial cylindrical roller bearing. Due to the special design of the internal structure of YRTS series bearing, higher limit speed can be achieved. Thrust angular contact ball bearings ZKLDF series consist of an integral outer ring, 2 inner rings and 2 sets of steel balls and cage assemblies. Its contact angle is 60, and it is especially for the conditions with high requirements on high speed, high axial and radial loads and overturning moment.

Product Features
CHINAMFG turntable bearings are ready-to-install high-precision turntable bearings, suitable for occasions with high precision requirements and combined load. They can withstand radial loads, bidirectional axial loads and overturning moments with negative clearance. CHINAMFG turntable bearings have the characteristics of high precision, high rigidity and high load capacity. In order to facilitate transportation and installation, screw holes are opened on the inner ring and the outer ring, and the entire set of bearings is fastened with positioning screws. The bearings are preloaded at the factory, and there is no need to adjust the clearance for installation.

Dimension table of YRT series rotary table bearing:

Bearing 
model
Outer dimension (mm) Basic rated load (KN) Limit 
speed
Friction 
torque
Weight
d D H H1 H2 C d1 dn dm Ca Coa Cr Cor R/min Nm Kg
YRT50 50 126 30 20 10 10 105 63 116 38 158 28.5 49.5 440 2.5 1.6
YRT80 80 146 35 23.35 11.65 12 130 92 138 56 280 44 98 350 3 2.4
YRT1
Website: chinazys chinazys /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: High Speed, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Non-Seal
Rolling-Element Number: Single-Row
Roller Type: Spherical Raceway
Material: Bearing Steel
Customization:
Available

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How do slewing rings contribute to the adaptability and versatility of rotating systems in various settings?

Slewing rings play a crucial role in enhancing the adaptability and versatility of rotating systems across various settings. Here’s a detailed explanation of how slewing rings contribute to the adaptability and versatility of rotating systems:

  • 360-Degree Rotation: Slewing rings enable 360-degree continuous rotation, allowing rotating systems to operate in any direction. This flexibility is especially valuable in applications such as cranes, excavators, and wind turbines, where unrestricted rotation is necessary to perform tasks efficiently and access multiple work zones without repositioning the entire system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant radial, axial, and moment loads. Their robust construction and large diameter enable them to support heavy equipment and loads, making them suitable for a wide range of applications, including construction machinery, material handling systems, and offshore platforms. The high load-bearing capacity of slewing rings contributes to the adaptability of rotating systems in demanding settings.
  • Compact Design: Slewing rings have a compact and space-saving design compared to alternative mechanisms for rotational movement. This compactness allows for the integration of slewing rings into systems where space is limited, such as compact construction machinery, industrial robots, and medical equipment. The compact design of slewing rings enhances the adaptability of rotating systems in confined or restricted environments.
  • Versatile Mounting Options: Slewing rings offer versatile mounting options, allowing them to be easily integrated into different types of rotating systems. They can be mounted using various methods, including bolted connections, gear or pinion arrangements, or hydraulic or electric drives. This versatility in mounting options enables slewing rings to adapt to the specific requirements and constraints of different applications and settings.
  • Support for Multiple Components: Slewing rings provide support for various components that are essential for rotating systems. For example, they can support booms, arms, or jibs in construction machinery, or act as a base for rotating platforms or turntables in manufacturing or entertainment industries. By providing a stable and reliable foundation, slewing rings enable the integration of multiple components, enhancing the versatility and adaptability of the overall system.
  • Customization and Specialized Designs: Slewing rings can be customized and designed to meet specific application requirements. Manufacturers can tailor slewing rings to accommodate specific load capacities, dimensions, mounting arrangements, sealing systems, or environmental conditions. This customization allows for the adaptation of slewing rings to diverse settings, ensuring optimal performance and functionality.
  • Integration with Control Systems: Slewing rings can be integrated with electronic or computer-controlled components, such as sensors, actuators, and control systems. This integration enables precise control, automation, and synchronization of rotating systems. By incorporating advanced control features, slewing rings can adapt to dynamic operating conditions, optimize performance, and support advanced functionalities, such as coordinated motion, precision positioning, or remote monitoring.

In summary, slewing rings contribute to the adaptability and versatility of rotating systems by enabling 360-degree rotation, providing high load-bearing capacity, offering a compact design, supporting versatile mounting options, accommodating multiple components, allowing customization, and facilitating integration with control systems. These characteristics make slewing rings suitable for a wide range of applications and settings, enhancing the versatility and adaptability of rotating systems in industries such as construction, manufacturing, transportation, renewable energy, and many others.

What safety considerations should be taken into account when using slewing rings in industrial settings?

When using slewing rings in industrial settings, several safety considerations should be taken into account to ensure the well-being of personnel, equipment, and the surrounding environment. Here’s a detailed explanation of the safety considerations when using slewing rings:

  • Proper Training and Familiarity: Personnel involved in the operation, maintenance, and servicing of systems equipped with slewing rings should receive proper training and be familiar with the specific procedures and safety guidelines related to slewing ring usage. This includes understanding the system’s limitations, recommended operating parameters, and emergency procedures.
  • Safe Working Distance: Establishing a safe working distance is crucial when working with rotating systems that incorporate slewing rings. Adequate barriers, guardrails, or safety signs should be in place to prevent unintended access to hazardous areas around the slewing ring. Personnel should be aware of the safe working zones and maintain a safe distance from the rotating components.
  • Lockout/Tagout Procedures: Before performing any maintenance or repair tasks on systems with slewing rings, proper lockout/tagout procedures should be followed to ensure the equipment is de-energized and cannot be accidentally started. This prevents unexpected rotation of the slewing ring during maintenance activities, reducing the risk of entanglement or injury.
  • Personal Protective Equipment (PPE): Personnel working with or around slewing rings should wear appropriate personal protective equipment, such as safety helmets, protective eyewear, gloves, and safety footwear. The specific PPE requirements may vary depending on the nature of the industrial setting and potential hazards associated with slewing ring operation.
  • Regular Inspection and Maintenance: Routine inspection and maintenance of slewing rings are essential for identifying any signs of wear, damage, or misalignment. Regularly scheduled inspections help detect potential issues early on and allow for timely repairs or replacements, reducing the risk of sudden failures or accidents during operation.
  • Proper Lubrication: Adequate lubrication of slewing rings is crucial for their optimal performance and longevity. Lubrication intervals and methods recommended by the manufacturer should be followed to ensure proper lubrication. Improper or inadequate lubrication can lead to increased friction, overheating, accelerated wear, and potential failure of the slewing ring.
  • Environmental Considerations: The environmental conditions in which slewing rings operate should be taken into account for safety purposes. Factors such as temperature extremes, moisture, dust, or corrosive substances can affect the performance and durability of slewing rings. Proper sealing, protective coatings, and environmental controls should be implemented to mitigate potential hazards and ensure safe operation.
  • Emergency Stop and Shutdown: Rotating systems equipped with slewing rings should be equipped with emergency stop buttons or other means of immediate shutdown. Personnel should be trained on how to use these emergency stop features effectively and be aware of the emergency shutdown procedure to quickly and safely halt the rotation of the slewing ring in case of an emergency.
  • Compliance with Regulations and Standards: It is essential to comply with relevant safety regulations, standards, and industry guidelines when using slewing rings in industrial settings. These regulations may vary depending on the region and industry-specific requirements. Adhering to these guidelines helps ensure the safety and compliance of the equipment and protects against potential hazards.

In summary, safety considerations when using slewing rings in industrial settings include proper training, maintaining safe working distances, following lockout/tagout procedures, wearing appropriate PPE, conducting regular inspections and maintenance, ensuring proper lubrication, considering environmental factors, implementing emergency stop measures, and complying with safety regulations. By addressing these safety considerations, the risks associated with slewing ring operation can be minimized, promoting a safe working environment and preventing accidents or injuries.

Can you provide examples of products or machinery that commonly use slewing rings?

Slewing rings are widely used in various industries and play a vital role in the functioning of numerous products and machinery. They offer rotational support, precise motion control, and load-bearing capabilities. Here are some examples of products or machinery that commonly utilize slewing rings:

  • Construction Machinery: Slewing rings are extensively used in construction machinery such as excavators, cranes, concrete pumps, and tower cranes. They enable the rotation and movement of the boom, arm, and bucket, allowing for precise control during digging, lifting, and material placement operations.
  • Material Handling Equipment: Slewing rings are essential components in material handling equipment like forklifts, stackers, and reach stackers. They facilitate the rotation and swiveling of the mast or boom, enabling efficient loading, unloading, and stacking of goods in warehouses, logistics centers, and ports.
  • Wind Turbines: Slewing rings are crucial in wind turbines, where they support the yaw and pitch mechanisms. The yaw system allows the turbine to rotate and face the wind direction, while the pitch system adjusts the angle of the blades for optimal wind capture. Slewing rings enable precise and controlled movement, ensuring efficient wind energy conversion.
  • Cranes: Various types of cranes, including mobile cranes, crawler cranes, and tower cranes, rely on slewing rings for their rotation and lifting capabilities. Slewing rings support the crane’s superstructure, allowing it to rotate horizontally, and provide stability and load-bearing capacity during lifting operations.
  • Rotary Drilling Rigs: Slewing rings are commonly used in rotary drilling rigs for oil and gas exploration, foundation construction, and mining operations. They enable the rotation and positioning of the drill mast, allowing for precise drilling and borehole creation.
  • Railway Equipment: Slewing rings find application in railway equipment such as rail cranes, railway maintenance machines, and turntables. They facilitate the rotation and movement of equipment, ensuring efficient maintenance, repairs, and track positioning.
  • Robotics: Slewing rings are integral to robotic systems, including industrial robots, robotic arms, and robotic welding systems. They enable the rotational movement and articulation of the robot’s joints, allowing for precise and controlled manipulation in manufacturing, assembly, and automation processes.
  • Solar Tracking Systems: Slewing rings are employed in solar tracking systems to orient solar panels toward the sun. They enable the rotation and tilting of the panels, maximizing solar energy absorption and optimizing power generation in solar farms and photovoltaic systems.
  • Turntables and Rotating Platforms: Slewing rings are used in turntables and rotating platforms found in various applications. They support the rotational movement of entertainment stages, amusement park rides, revolving restaurants, and display platforms in trade shows or exhibitions.

These are just a few examples of the diverse range of products and machinery that commonly utilize slewing rings. Their ability to provide rotational support, precise motion control, and load-bearing capabilities makes them indispensable components in numerous industries, including construction, material handling, energy, transportation, robotics, and entertainment.

China wholesaler CHINAMFG High Precision Combined Loads Rotary Table Bearing Yrt850 850*1095*124mm for CNC Machine Use  China wholesaler CHINAMFG High Precision Combined Loads Rotary Table Bearing Yrt850 850*1095*124mm for CNC Machine Use
editor by Dream 2024-04-25

China Custom 013.60.1806z3 Slewing Bearing Used for Hydraulic Crawler Dynamic Compaction Machine

Product Description

1.013.60.1806Z3 Slewing Bearing used for Hydraulic crawler dynamic compaction machine

Type • Single row 4 point contact ball slewing bearing 
• Single row crossed cylindrical roller slewing bearings
• Double row ball slewing bearings
•Double row Roller/ball combination slewing bearing
•Three-Row Roller Slew Ring Bearing
 
Rolling elements Steel ball / Cylinder Roller
Rolling elements Material GCr5/GCr15SiMn/Customized
Bearing Material 50Mn/42CrMo/42CrMo4V /Customized
Cage Material Nylon/ steel /copper
Structure taper pin , Mounting holes, Inner ring ,grease fitting, load plug, seals , roller ,spacer balls or separators
Outer diameter 50-10000mm
Bore size 50-10000mm
Mounting hole Through hole/Tapped hole
Raceway hardness 55-62HRC
Inner and outer ring 
modulation hardness
 
229-269HB/Customized
Gear type No gear ,Internal gear , External gear.
Embellish grease EP2 lithium lubricating grease
Application area Ladle turret, Stacker crane, Bucket wheel machine, Solar heliostat Tracking System, port crane, Cabling machine, tower crane , offshore platform, ferris wheel, Palletizing robot, Rotary metallurgical furnace, can packing machine, Wind blade transporter, shield tunneling machine, tube push bench, excavator
Warranty 12 months
Payment term By wire transfer
Packing details 1,Filling with anti-rust oil
2.Corved with Plastic paper
3.Corved with kraft paper 
4.Corved with Blue tie 
5.Put in wooden box
 
Other Technology:
Ball GCr15/GCr15SiMn
Seal NBR
Material 50Mn/42Crmo 
Race Hardness 55-62HRC
Material Hardness 187-241HB
Tolerance +-1200μm
Surfaceness P0:2.5μm P6:1.6um P51μm
Play P0:Min150 Max350 μm
P6:Min100 Max260 μm
P5:Min60 Max:180 μm

2. Service:

OEM service, Customization service, Customers’ Logo service;
 
3. Advantages:
Good quality and best price
Small order accepted
ISO certified company
Various models ins stock
OEM/ODM service
 
4. Application:
Small cranes, booms and lifts, industrial positioners and rotary tables, rotating displays.

 
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Crowned Raceway
Material: Bearing Steel
Samples:
US$ 1/Set
1 Set(Min.Order)

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Customization:
Available

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What advantages do slewing rings offer compared to other rotational components?

Slewing rings offer several advantages compared to other rotational components. Their unique design and features make them a preferred choice in various applications. Here’s a detailed explanation of the advantages that slewing rings offer:

  • Compact Design: Slewing rings have a compact design that allows for efficient use of space. Compared to other rotational components such as gears and bearings, slewing rings provide a compact solution for supporting axial, radial, and moment loads while enabling rotational motion. Their compactness is especially advantageous in applications with limited space or weight constraints.
  • High Load-Carrying Capacity: Slewing rings are designed to handle significant loads. They are capable of supporting both axial and radial loads, as well as moment loads that result from uneven weight distribution or external forces. The robust construction and precise engineering of slewing rings enable them to withstand heavy loads, making them suitable for applications that require high load-carrying capacity.
  • Smooth Rotation: Slewing rings offer smooth rotation, allowing for precise and controlled motion. The rolling elements, whether balls or rollers, are positioned and guided within the raceways of the slewing ring to minimize friction and ensure smooth movement. This smooth rotation contributes to precise positioning and controlled motion, which is essential in applications that require accurate positioning and smooth operation.
  • Integrated Gear Mechanism: Many slewing rings come with an integrated gear mechanism. This eliminates the need for additional gearing components, simplifies the design, and reduces assembly time and costs. The integrated gear mechanism allows for torque transmission and rotational control, enabling precise and controlled motion without the need for external gearing systems.
  • Backlash Control: Slewing rings can be designed with minimal backlash, ensuring precise motion control. Backlash refers to the play or clearance between mating gears or components, which can lead to lost motion or inaccuracies in positioning. By minimizing backlash, slewing rings offer improved accuracy and repeatability in motion control applications.
  • Versatility and Customization: Slewing rings are highly versatile and can be customized to meet specific application requirements. They can be tailored in terms of dimensions, load capacity, mounting interfaces, gear specifications, sealing systems, and materials. This versatility allows slewing rings to be optimized for various industries and applications, ensuring the best performance and compatibility.
  • Durable and Low Maintenance: Slewing rings are designed to be durable and require minimal maintenance. They are constructed with high-quality materials, precision manufacturing, and appropriate sealing systems to withstand harsh operating conditions and contaminants. This durability and low maintenance requirement contribute to the long service life and reliability of slewing rings.

Overall, slewing rings offer advantages such as compact design, high load-carrying capacity, smooth rotation, integrated gear mechanism, backlash control, versatility, customization options, and durability. These advantages make slewing rings a preferred choice in various applications, including construction machinery, material handling equipment, cranes, wind turbines, robotics, and manufacturing systems.

How does the design of a slewing ring contribute to efficient rotation and movement?

The design of a slewing ring plays a crucial role in facilitating efficient rotation and movement in mechanical systems. Several design features contribute to its functionality and performance. Here’s a detailed explanation of how the design of a slewing ring contributes to efficient rotation and movement:

  • Structure and Load Distribution: Slewing rings are designed with a large diameter compared to their thickness. This structural design ensures optimal load distribution across the bearing, allowing it to support axial, radial, and moment loads efficiently. The arrangement of rolling elements within the raceways helps distribute the load evenly, reducing stress concentrations and minimizing friction during rotation.
  • Low Friction and Smooth Rotation: The rolling elements, which can be balls or rollers, are precisely positioned within the raceways of the inner and outer rings. The design ensures that the rolling elements make contact with the raceways at specific angles, reducing friction and enabling smooth rotation. This low-friction design minimizes power loss, enhances energy efficiency, and contributes to the overall efficiency of the system.
  • Gear Mechanism: In some slewing ring designs, a gear mechanism is integrated into the bearing. This allows the slewing ring to act as a rotational drive system, enabling controlled and precise movement. The gear teeth engage with external gears or pinions, providing a means to transmit torque and facilitating rotational motion. The gear mechanism in a slewing ring design contributes to efficient and synchronized rotation in applications where precise positioning or continuous rotation is required.
  • Sealing and Lubrication: Slewing rings are designed with sealing systems to protect the internal components from contaminants and prevent lubricant leakage. The sealing systems help maintain the integrity of the bearing by keeping out dirt, dust, water, and other particles that could cause damage or premature wear. Proper lubrication is also crucial for efficient rotation and movement. The design of slewing rings often includes lubrication channels or grease fittings to ensure adequate lubricant supply to the rolling elements and raceways, reducing friction and promoting smooth operation.
  • Materials and Durability: Slewing rings are typically made of high-quality materials such as alloy steels or specialty steels that offer excellent strength, durability, and corrosion resistance. The choice of materials and the design of the slewing ring take into account the specific application requirements, including factors such as load capacity, operating temperature, and environmental conditions. The design ensures that the slewing ring can withstand the anticipated loads, operating conditions, and service life requirements.

Overall, the design of a slewing ring is carefully engineered to maximize load-bearing capacity, minimize friction, enable smooth rotation, and ensure durability. By incorporating features such as optimized load distribution, low-friction rolling elements, gear mechanisms, sealing systems, and appropriate materials, slewing rings contribute to efficient rotation and movement in mechanical systems, enhancing the overall performance and reliability of the equipment.

Can you explain the impact of slewing rings on the overall efficiency of rotating systems?

Slewing rings play a crucial role in the overall efficiency of rotating systems. Their design, performance, and proper functioning significantly impact the efficiency, performance, and reliability of various rotating systems. Here’s a detailed explanation of the impact of slewing rings on the overall efficiency of rotating systems:

  • Rotational Movement: Slewing rings enable smooth and controlled rotational movement in rotating systems. They support the rotation of components such as booms, arms, platforms, or structures with minimal friction and resistance. By minimizing energy losses due to friction, slewing rings contribute to the overall efficiency of the system.
  • Precision and Accuracy: Slewing rings provide precise and accurate motion control in rotating systems. They ensure smooth and controlled rotation, allowing for precise positioning, alignment, or tracking of components. The ability to achieve precise movements reduces the need for corrective actions and enhances the overall efficiency and productivity of the system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant loads in rotating systems. They provide robust load-bearing capabilities, distributing the load evenly and minimizing stress concentrations. By efficiently carrying and transferring loads, slewing rings optimize the system’s load capacity and prevent premature wear or failure of components.
  • Reduction of Friction and Wear: Properly lubricated and maintained slewing rings help reduce friction and wear in rotating systems. They minimize the energy losses associated with friction, resulting in improved efficiency. Reduced friction also decreases the wear and tear on the components, prolonging their lifespan and reducing the need for frequent repairs or replacements.
  • Stability and Safety: Slewing rings provide stability and safety to rotating systems. They ensure the smooth and stable rotation of components, minimizing vibrations, wobbling, or unintended movements. This stability not only enhances the system’s efficiency but also improves the safety of operations, reducing the risk of accidents or damage to the equipment and surrounding environment.
  • Impact on Power Transmission: Slewing rings are often integrated with power transmission systems in rotating systems. They efficiently transmit power from the drive source to the rotating components, ensuring the effective transfer of torque and rotational force. By optimizing power transmission, slewing rings contribute to the overall efficiency and performance of the system.
  • System Integration and Versatility: Slewing rings are designed to integrate seamlessly into various rotating systems. They can be customized to meet specific requirements, such as size, load capacity, or environmental conditions. The versatility of slewing rings allows for their efficient integration into different applications, enhancing the overall efficiency and adaptability of the rotating systems.

In summary, slewing rings have a significant impact on the overall efficiency of rotating systems. Their contribution to smooth rotational movement, precision, load-bearing capacity, reduction of friction and wear, stability, power transmission, system integration, and versatility all play a vital role in maximizing the efficiency, performance, and reliability of various rotating systems in industries such as construction, material handling, energy, transportation, and manufacturing.

China Custom 013.60.1806z3 Slewing Bearing Used for Hydraulic Crawler Dynamic Compaction Machine  China Custom 013.60.1806z3 Slewing Bearing Used for Hydraulic Crawler Dynamic Compaction Machine
editor by CX 2024-04-13

China Standard 011.20.250z3 Slewing Bearing Used for CNC Machine Tools

Product Description

Slewing ring bearing is also called slewing ring, slewing bearing, turntable bearing, and rotary bearing. 
Slewing ring bearing is a bearing that able to bear axial load, radial load and overturning torque. Under normal circumstances, slewing ring bearings have their own mounting holes, lubricant holes and seal holes, to meet the different needs of the various host working under the various conditions; 
On the other hand, slewing ring bearing itself has characteristics of compact structure, guide rotating convenient, easy to install and maintaining easily. 

Truck cranes are usually using large single row four-point contact ball slewing bearing. This type of slewing bearing can bear larger axial load, radial load and tilting moment, enabling crane to lift heavy loads stably and reliably.

2. Structure
2.1 Slewing ring bearings have different types as per different structures, here below is what we offering now: 
Single row ball slewing ring bearings 
Double row ball slewing ring bearings
Crossed roller slewing ring bearings 
Three row roller slewing ring bearings 
Flange slewing ring bearings
2.2 The above slewing ring bearings can also be divided into 3 different types as per different transmissions:
Slewing ring bearings with no gear
Slewing ring bearings with external gear
Slewing ring bearings with internal gear
3. Features: 
Slewing ring bearings have more features: compact structure, reliable guide, simple installation, and easily maintenance
 
4. Application: 
Slewing ring bearings can be widely used in lifting & transport machinery, mining machinery, construction machinery, port hoisting machinery, port oil transfer equipment, onshore and offshore crane, excavator, concrete machine, paper machine, plastic and rubber machine, weave machine, steel plant, electronic power plant, wind power generator, other construction and industry machines or equipments and other large rotary device
Single row ball slewing ring bearing:

1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
The single row ball slewing ring bearing is composed of 2 seat-rings. The balls contact with the circular race at 4 points, via which the axial force, radial force and resultant moment may be born simultaneously.

2.2. Structure
Slewing ring bearings have different types as per different structures, here below is what we offering now:
Single row ball slewing bearing has 3 different types:
Single row ball slewing bearing with no gear 
Single row ball slewing bearing with external gear 
Single row ball slewing bearing with internal gear 
Single row ball slewing ring bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
The single row ball slewing ring bearing is composed of 2 seat-rings. The balls contact with the circular race at 4 points, via which the axial force, radial force and resultant moment may be born simultaneously.
 
2. Structure
 
Slewing ring bearings have different types as per different structures, here below is what we offering now:
Single row ball slewing bearing has 3 different types:
Single row ball slewing bearing with no gear 
Single row ball slewing bearing with external gear 
Single row ball slewing bearing with internal gear 

3. Features
Single row ball slewing ring bearings have following features:
Compact in structure and light in weight.
 
4. Application: 
Single row ball slewing ring bearings are widely used in slewing conveyers, welding arm and positioned, medium duty cranes, excavators and other engineering machines
Double row ball slewing ring bearing:
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
The double row ball slewing bearing has 3 seat-rings. The steel balls and the retainers may be directly arranged into the upper and lower racers. Two rows of steel balls with different diameters are fitted according to the force. Such open type fitting is extraordinary convenient, the loading angels at upper and lower races are 90°which can carry both of the axial force and capsizing moment. When the radial force is larger than 1/10 of the axial force, the races should be newly designed.
 
2. Structure:
Double row ball slewing bearing has 3 different types:
Double row ball slewing bearing with no gear
Double row ball slewing bearing with external gear 
Double row ball slewing bearing with internal gear 
 
3. Features:
Double row ball slewing ring bearings have following features:
Larger dimension of axial and radial and compact structure.
 
4. Application:
Double row ball slewing ring bearings are widely used in Tower cranes which require working radius over medium range, auto crane and loading (unloading) machinery.
 Double row ball slewing ring bearing:
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
The double row ball slewing bearing has 3 seat-rings. The steel balls and the retainers may be directly arranged into the upper and lower racers. Two rows of steel balls with different diameters are fitted according to the force. Such open type fitting is extraordinary convenient, the loading angels at upper and lower races are 90°which can carry both of the axial force and capsizing moment. When the radial force is larger than 1/10 of the axial force, the races should be newly designed.
 
2. Structure:
Double row ball slewing bearing has 3 different types:
Double row ball slewing bearing with no gear
Double row ball slewing bearing with external gear 
Double row ball slewing bearing with internal gear 

3. Features:
Double row ball slewing ring bearings have following features:
Larger dimension of axial and radial and compact structure.
 
4. Application:
Double row ball slewing ring bearings are widely used in Tower cranes which require working radius over medium range, auto crane and loading (unloading) machinery.
Crossed roller slewing ring bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
With the cross roller Ring, cylindrical rollers are arranged crosswise, with each roller perpendicular to the adjacent roller, in a 90° groove, separated from each other by a spacer retainer.  This design allows just 1 bearing to receive loads in all directions including, radial, axial and moment loads. Since the Cross-Roller Ring achieves high rigidity despite the minimum possible dimensions of the inner and outer rings, it is optimal for applications such as joints and swiveling units of industrial robots, swiveling tables of machining centers, rotary units of manipulators, precision rotary tables, medical equipment, measuring instruments and IC manufacturing machines.
 
2. Structure:
Cross roller slewing bearing has 3 different types:
Cross roller ball slewing bearing with no gear 
Cross roller ball slewing bearing with external gear 
Cross roller ball slewing bearing with internal gear 

3. Features
Cross roller slewing ring bearings have following features:
1. High precision: cross roller bearings can be made high precision bearings, at P4, P2.
2. High rigidity: These series roller bearings are with preload.
3. High load capacity: This series roller bearing can support axial load, radial load, and tilting load.
4. Small volume: this series roller bearing can save space for the machine.
 
4. Application 
Cross roller slewing rings are widely applied in the precision rotary table, rotary joint of manipulator, medical equipment, and measuring instrument etc
Triple row roller slewing ring bearing 
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
Three row roller slewing ring bearing has 3 seat-rings, which separate the upper, lower and radial raceway, via which the load of each row of the rollers may be specified. Thus it can carry different load simultaneously and its load capacity is the largest 1 of the 4 types
 
2. Structure:
Triple row roller slewing bearing has 3 different types:
Triple row roller slewing bearing with no gear
Triple row roller slewing bearing with external gear 
Triple row roller slewing bearing with internal gear 
 
3. Features   
Triple row roller slewing ring bearings have following features:
Larger axial and radial dimension, compact structure
 
4. Application
Triple row roller slewing rings are widely used in heavy-duty machines which require large working radius, such as bucket-wheel excavators, wheeled cranes, ship cranes, ladle turret, auto cranes etc.
 
Flange Slewing Bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
Flange slewing bearing is a special slewing ring bearing, it can have 1 flange in the outer ring, or 1 flange in the inner ring, even it can have 1 flange in both inner ring and outer ring.
 
2. Structure:
Flange slewing bearing has 3 different types:
Flange slewing bearing with no gear
Flange slewing bearing with external gear 
Flange slewing bearing with internal gear 
 
3. Features   
Flange slewing bearings have following features:
Compact structure and easily installment.
 
4. Application
Flange slewing bearings are widely used in tow truck, and other applications are the same as slewing bearings, such as lifting & transport machinery, mining machinery, construction machinery, excavator, concrete machine, paper machine, plastic and rubber machine and steel plant.
 
Excavator Slewing Bearing
Excavator slewing bearing is a special slewing ring bearing as per its applications. And it is a very important part for excavators, we can supply excavator slewing bearings for both second-hand excavators for maintenance and new excavators.
 
2. Structure:
Excavator slewing bearing are usually made as per single row ball slewing bearing structure, and most of them are internal gear types, but some are external gear types.
 
3. Features   
Excavator slewing bearings have familiar features as single row ball slewing ring bearings.
Compact structure, light weight and easily installment.
 
4. Application
Excavator slewing bearings are widely used for all brands of excavators, such as , Hitachi, Kobelco, Sumitomo, Doosan, Hyundai, Samsung, , Daewoo, Kato, Volvo, CHINAMFG and so on.

Export Packing 

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row ,Double -Row,Three-Row
Roller Type: Straight Raceway,Spherical Raceway
Material: Bearing Steel
Samples:
US$ 1/Set
1 Set(Min.Order)

|

Customization:
Available

|

Can you provide insights into the importance of proper installation and alignment of slewing rings?

Proper installation and alignment of slewing rings are of utmost importance for ensuring optimal performance, longevity, and safety of rotating systems. Here’s a detailed explanation of the importance of proper installation and alignment of slewing rings:

  • Load Distribution: Correct installation and alignment of slewing rings ensure proper load distribution across the rolling elements and raceways. When a slewing ring is improperly installed or misaligned, excessive loads may be concentrated on specific areas, leading to accelerated wear, premature failure, and reduced load-bearing capacity. Proper alignment helps distribute loads evenly, maximizing the life expectancy of the slewing ring.
  • Smooth Operation: Accurate installation and alignment contribute to the smooth operation of rotating systems. Misalignment can result in increased friction, uneven motion, vibrations, and noise. These issues not only reduce efficiency but also impact the overall performance and reliability of the system. Proper alignment minimizes friction and ensures smooth and precise rotational movement, enhancing the system’s efficiency and productivity.
  • Reduced Wear and Tear: Improper installation or misalignment can cause excessive wear and tear on the slewing ring and associated components. Misalignment can lead to increased rolling element and raceway stresses, resulting in accelerated fatigue and surface damage. By achieving proper alignment, the slewing ring operates within its designed parameters, reducing wear and extending its operational life.
  • Optimized Performance: Proper installation and alignment directly impact the performance of rotating systems. Accurate alignment ensures that components such as gears, motors, and drive systems mesh correctly with the slewing ring. This alignment facilitates efficient power transmission, reduces energy losses, and improves the overall performance and responsiveness of the system.
  • Prevention of Structural Damage: Misalignment of slewing rings can exert excessive forces on the supporting structure or adjacent components. Over time, these forces can cause structural damage, misalignment in other parts of the system, or even equipment failure. Proper installation and alignment help prevent such structural damage, ensuring the integrity and longevity of the entire system.
  • Safety Considerations: Correct installation and alignment of slewing rings are crucial for safety in rotating systems. Misalignment can lead to unexpected movements, uncontrolled motion, or component failure, posing a risk to personnel, equipment, and the surrounding environment. Proper alignment reduces the likelihood of accidents, improves operational safety, and ensures compliance with safety regulations.
  • Ease of Maintenance: Properly aligned slewing rings are easier to maintain and service. Routine maintenance tasks such as lubrication, inspection, and replacement of components can be performed more efficiently when the slewing ring is correctly installed and aligned. This reduces downtime, extends maintenance intervals, and improves the overall operational efficiency of the system.

In summary, proper installation and alignment of slewing rings are critical for achieving optimal performance, reliability, and safety in rotating systems. Accurate alignment ensures load distribution, smooth operation, reduced wear, optimized performance, prevention of structural damage, enhanced safety, and ease of maintenance. It is essential to follow manufacturer guidelines, industry standards, and best practices to ensure the correct installation and alignment of slewing rings, maximizing their operational lifespan and the efficiency of the entire system.

How do slewing rings contribute to the adaptability and versatility of rotating systems in various settings?

Slewing rings play a crucial role in enhancing the adaptability and versatility of rotating systems across various settings. Here’s a detailed explanation of how slewing rings contribute to the adaptability and versatility of rotating systems:

  • 360-Degree Rotation: Slewing rings enable 360-degree continuous rotation, allowing rotating systems to operate in any direction. This flexibility is especially valuable in applications such as cranes, excavators, and wind turbines, where unrestricted rotation is necessary to perform tasks efficiently and access multiple work zones without repositioning the entire system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant radial, axial, and moment loads. Their robust construction and large diameter enable them to support heavy equipment and loads, making them suitable for a wide range of applications, including construction machinery, material handling systems, and offshore platforms. The high load-bearing capacity of slewing rings contributes to the adaptability of rotating systems in demanding settings.
  • Compact Design: Slewing rings have a compact and space-saving design compared to alternative mechanisms for rotational movement. This compactness allows for the integration of slewing rings into systems where space is limited, such as compact construction machinery, industrial robots, and medical equipment. The compact design of slewing rings enhances the adaptability of rotating systems in confined or restricted environments.
  • Versatile Mounting Options: Slewing rings offer versatile mounting options, allowing them to be easily integrated into different types of rotating systems. They can be mounted using various methods, including bolted connections, gear or pinion arrangements, or hydraulic or electric drives. This versatility in mounting options enables slewing rings to adapt to the specific requirements and constraints of different applications and settings.
  • Support for Multiple Components: Slewing rings provide support for various components that are essential for rotating systems. For example, they can support booms, arms, or jibs in construction machinery, or act as a base for rotating platforms or turntables in manufacturing or entertainment industries. By providing a stable and reliable foundation, slewing rings enable the integration of multiple components, enhancing the versatility and adaptability of the overall system.
  • Customization and Specialized Designs: Slewing rings can be customized and designed to meet specific application requirements. Manufacturers can tailor slewing rings to accommodate specific load capacities, dimensions, mounting arrangements, sealing systems, or environmental conditions. This customization allows for the adaptation of slewing rings to diverse settings, ensuring optimal performance and functionality.
  • Integration with Control Systems: Slewing rings can be integrated with electronic or computer-controlled components, such as sensors, actuators, and control systems. This integration enables precise control, automation, and synchronization of rotating systems. By incorporating advanced control features, slewing rings can adapt to dynamic operating conditions, optimize performance, and support advanced functionalities, such as coordinated motion, precision positioning, or remote monitoring.

In summary, slewing rings contribute to the adaptability and versatility of rotating systems by enabling 360-degree rotation, providing high load-bearing capacity, offering a compact design, supporting versatile mounting options, accommodating multiple components, allowing customization, and facilitating integration with control systems. These characteristics make slewing rings suitable for a wide range of applications and settings, enhancing the versatility and adaptability of rotating systems in industries such as construction, manufacturing, transportation, renewable energy, and many others.

How do slewing rings contribute to the adaptability and versatility of rotating systems in various settings?

Slewing rings play a crucial role in enhancing the adaptability and versatility of rotating systems across various settings. Here’s a detailed explanation of how slewing rings contribute to the adaptability and versatility of rotating systems:

  • 360-Degree Rotation: Slewing rings enable 360-degree continuous rotation, allowing rotating systems to operate in any direction. This flexibility is especially valuable in applications such as cranes, excavators, and wind turbines, where unrestricted rotation is necessary to perform tasks efficiently and access multiple work zones without repositioning the entire system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant radial, axial, and moment loads. Their robust construction and large diameter enable them to support heavy equipment and loads, making them suitable for a wide range of applications, including construction machinery, material handling systems, and offshore platforms. The high load-bearing capacity of slewing rings contributes to the adaptability of rotating systems in demanding settings.
  • Compact Design: Slewing rings have a compact and space-saving design compared to alternative mechanisms for rotational movement. This compactness allows for the integration of slewing rings into systems where space is limited, such as compact construction machinery, industrial robots, and medical equipment. The compact design of slewing rings enhances the adaptability of rotating systems in confined or restricted environments.
  • Versatile Mounting Options: Slewing rings offer versatile mounting options, allowing them to be easily integrated into different types of rotating systems. They can be mounted using various methods, including bolted connections, gear or pinion arrangements, or hydraulic or electric drives. This versatility in mounting options enables slewing rings to adapt to the specific requirements and constraints of different applications and settings.
  • Support for Multiple Components: Slewing rings provide support for various components that are essential for rotating systems. For example, they can support booms, arms, or jibs in construction machinery, or act as a base for rotating platforms or turntables in manufacturing or entertainment industries. By providing a stable and reliable foundation, slewing rings enable the integration of multiple components, enhancing the versatility and adaptability of the overall system.
  • Customization and Specialized Designs: Slewing rings can be customized and designed to meet specific application requirements. Manufacturers can tailor slewing rings to accommodate specific load capacities, dimensions, mounting arrangements, sealing systems, or environmental conditions. This customization allows for the adaptation of slewing rings to diverse settings, ensuring optimal performance and functionality.
  • Integration with Control Systems: Slewing rings can be integrated with electronic or computer-controlled components, such as sensors, actuators, and control systems. This integration enables precise control, automation, and synchronization of rotating systems. By incorporating advanced control features, slewing rings can adapt to dynamic operating conditions, optimize performance, and support advanced functionalities, such as coordinated motion, precision positioning, or remote monitoring.

In summary, slewing rings contribute to the adaptability and versatility of rotating systems by enabling 360-degree rotation, providing high load-bearing capacity, offering a compact design, supporting versatile mounting options, accommodating multiple components, allowing customization, and facilitating integration with control systems. These characteristics make slewing rings suitable for a wide range of applications and settings, enhancing the versatility and adaptability of rotating systems in industries such as construction, manufacturing, transportation, renewable energy, and many others.

China Standard 011.20.250z3 Slewing Bearing Used for CNC Machine Tools  China Standard 011.20.250z3 Slewing Bearing Used for CNC Machine Tools
editor by CX 2024-04-11

China Custom Slewing Bearing Ring for Railway Crane Machine

Product Description

Slewing ring bearing is also called slewing ring, slewing bearing, turntable bearing, and rotary bearing. 
Slewing ring bearing is a bearing that able to bear axial load, radial load and overturning torque. Under normal circumstances, slewing ring bearings have their own mounting holes, lubricant holes and seal holes, to meet the different needs of the various host working under the various conditions; 
On the other hand, slewing ring bearing itself has characteristics of compact structure, guide rotating convenient, easy to install and maintaining easily. 
2. Structure
2.1 Slewing ring bearings have different types as per different structures, here below is what we offering now: 
Single row ball slewing ring bearings 
Double row ball slewing ring bearings
Crossed roller slewing ring bearings 
Three row roller slewing ring bearings 
Flange slewing ring bearings
2.2 The above slewing ring bearings can also be divided into 3 different types as per different transmissions:
Slewing ring bearings with no gear
Slewing ring bearings with external gear
Slewing ring bearings with internal gear
3. Features: 
Slewing ring bearings have more features: compact structure, reliable guide, simple installation, and easily maintenance
 
4. Application: 
Slewing ring bearings can be widely used in lifting & transport machinery, mining machinery, construction machinery, port hoisting machinery, port oil transfer equipment, onshore and offshore crane, excavator, concrete machine, paper machine, plastic and rubber machine, weave machine, steel plant, electronic power plant, wind power generator, other construction and industry machines or equipments and other large rotary device
Single row ball slewing ring bearing:

1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
The single row ball slewing ring bearing is composed of 2 seat-rings. The balls contact with the circular race at 4 points, via which the axial force, radial force and resultant moment may be born simultaneously.

2.2. Structure
Slewing ring bearings have different types as per different structures, here below is what we offering now:
Single row ball slewing bearing has 3 different types:
Single row ball slewing bearing with no gear 
Single row ball slewing bearing with external gear 
Single row ball slewing bearing with internal gear 
Single row ball slewing ring bearing
1. Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
The single row ball slewing ring bearing is composed of 2 seat-rings. The balls contact with the circular race at 4 points, via which the axial force, radial force and resultant moment may be born simultaneously.
 
2. Structure
 
Slewing ring bearings have different types as per different structures, here below is what we offering now:
Single row ball slewing bearing has 3 different types:
Single row ball slewing bearing with no gear 
Single row ball slewing bearing with external gear 
Single row ball slewing bearing with internal gear 

3. Features
Single row ball slewing ring bearings have following features:
Compact in structure and light in weight.
 
4. Application: 
Single row ball slewing ring bearings are widely used in slewing conveyers, welding arm and positioned, medium duty cranes, excavators and other engineering machines
Double row ball slewing ring bearing:
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
The double row ball slewing bearing has 3 seat-rings. The steel balls and the retainers may be directly arranged into the upper and lower racers. Two rows of steel balls with different diameters are fitted according to the force. Such open type fitting is extraordinary convenient, the loading angels at upper and lower races are 90°which can carry both of the axial force and capsizing moment. When the radial force is larger than 1/10 of the axial force, the races should be newly designed.
 
2. Structure:
Double row ball slewing bearing has 3 different types:
Double row ball slewing bearing with no gear
Double row ball slewing bearing with external gear 
Double row ball slewing bearing with internal gear 
 
3. Features:
Double row ball slewing ring bearings have following features:
Larger dimension of axial and radial and compact structure.
 
4. Application:
Double row ball slewing ring bearings are widely used in Tower cranes which require working radius over medium range, auto crane and loading (unloading) machinery.
 Double row ball slewing ring bearing:
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
The double row ball slewing bearing has 3 seat-rings. The steel balls and the retainers may be directly arranged into the upper and lower racers. Two rows of steel balls with different diameters are fitted according to the force. Such open type fitting is extraordinary convenient, the loading angels at upper and lower races are 90°which can carry both of the axial force and capsizing moment. When the radial force is larger than 1/10 of the axial force, the races should be newly designed.
 
2. Structure:
Double row ball slewing bearing has 3 different types:
Double row ball slewing bearing with no gear
Double row ball slewing bearing with external gear 
Double row ball slewing bearing with internal gear 

3. Features:
Double row ball slewing ring bearings have following features:
Larger dimension of axial and radial and compact structure.
 
4. Application:
Double row ball slewing ring bearings are widely used in Tower cranes which require working radius over medium range, auto crane and loading (unloading) machinery.
Crossed roller slewing ring bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
With the cross roller Ring, cylindrical rollers are arranged crosswise, with each roller perpendicular to the adjacent roller, in a 90° groove, separated from each other by a spacer retainer.  This design allows just 1 bearing to receive loads in all directions including, radial, axial and moment loads. Since the Cross-Roller Ring achieves high rigidity despite the minimum possible dimensions of the inner and outer rings, it is optimal for applications such as joints and swiveling units of industrial robots, swiveling tables of machining centers, rotary units of manipulators, precision rotary tables, medical equipment, measuring instruments and IC manufacturing machines.
 
2. Structure:
Cross roller slewing bearing has 3 different types:
Cross roller ball slewing bearing with no gear 
Cross roller ball slewing bearing with external gear 
Cross roller ball slewing bearing with internal gear 

3. Features
Cross roller slewing ring bearings have following features:
1. High precision: cross roller bearings can be made high precision bearings, at P4, P2.
2. High rigidity: These series roller bearings are with preload.
3. High load capacity: This series roller bearing can support axial load, radial load, and tilting load.
4. Small volume: this series roller bearing can save space for the machine.
 
4. Application 
Cross roller slewing rings are widely applied in the precision rotary table, rotary joint of manipulator, medical equipment, and measuring instrument etc
Triple row roller slewing ring bearing 
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
Three row roller slewing ring bearing has 3 seat-rings, which separate the upper, lower and radial raceway, via which the load of each row of the rollers may be specified. Thus it can carry different load simultaneously and its load capacity is the largest 1 of the 4 types
 
2. Structure:
Triple row roller slewing bearing has 3 different types:
Triple row roller slewing bearing with no gear
Triple row roller slewing bearing with external gear 
Triple row roller slewing bearing with internal gear 
 
3. Features   
Triple row roller slewing ring bearings have following features:
Larger axial and radial dimension, compact structure
 
4. Application
Triple row roller slewing rings are widely used in heavy-duty machines which require large working radius, such as bucket-wheel excavators, wheeled cranes, ship cranes, ladle turret, auto cranes etc.
 
Flange Slewing Bearing
1.Slewing bearing is also called slewing ring, slewing ring bearing, turntable bearing, and rotary bearing. 
Flange slewing bearing is a special slewing ring bearing, it can have 1 flange in the outer ring, or 1 flange in the inner ring, even it can have 1 flange in both inner ring and outer ring.
 
2. Structure:
Flange slewing bearing has 3 different types:
Flange slewing bearing with no gear
Flange slewing bearing with external gear 
Flange slewing bearing with internal gear 
 
3. Features   
Flange slewing bearings have following features:
Compact structure and easily installment.
 
4. Application
Flange slewing bearings are widely used in tow truck, and other applications are the same as slewing bearings, such as lifting & transport machinery, mining machinery, construction machinery, excavator, concrete machine, paper machine, plastic and rubber machine and steel plant.
 
Excavator Slewing Bearing
Excavator slewing bearing is a special slewing ring bearing as per its applications. And it is a very important part for excavators, we can supply excavator slewing bearings for both second-hand excavators for maintenance and new excavators.
 
2. Structure:
Excavator slewing bearing are usually made as per single row ball slewing bearing structure, and most of them are internal gear types, but some are external gear types.
 
3. Features   
Excavator slewing bearings have familiar features as single row ball slewing ring bearings.
Compact structure, light weight and easily installment.
 
4. Application
Excavator slewing bearings are widely used for all brands of excavators, such as Komatsu, Hitachi, Kobelco, Sumitomo, Doosan, Hyundai, Samsung, Caterpillar, Daewoo, Kato, Volvo, CHINAMFG and so on.

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Spherical Raceway
Material: Bearing Steel
Samples:
US$ 1/Set
1 Set(Min.Order)

|

Customization:
Available

|

How do slewing rings contribute to precise and controlled motion in machinery?

Slewing rings play a crucial role in enabling precise and controlled motion in machinery. Their design and functionality contribute to achieving accurate positioning, smooth rotation, and controlled movement. Here’s a detailed explanation of how slewing rings contribute to precise and controlled motion:

  • Precision Engineering: Slewing rings are meticulously engineered to provide high precision in motion control. The manufacturing processes involve tight tolerances and precise machining to ensure accurate dimensions and alignment of the rolling elements and raceways. This precision engineering minimizes any deviations or errors in motion, allowing for precise positioning and controlled movement.
  • Low Friction and Smooth Rotation: Slewing rings are designed to minimize friction and enable smooth rotation. The rolling elements, whether balls or rollers, are precisely positioned and guided within the raceways of the slewing ring. This design ensures that the rolling elements make contact with the raceways at specific angles, reducing friction during rotation. The low-friction characteristics allow for smooth and controlled motion, enabling precise positioning without undue resistance or jerky movements.
  • Integrated Gear Mechanism: Many slewing rings are equipped with an integrated gear mechanism. The gear teeth on the inner or outer ring of the slewing ring engage with external gears or pinions, providing a means to transmit torque and control rotational motion. The gear mechanism allows for precise and controlled movement, enabling operators or automated systems to achieve accurate positioning and controlled rotation at desired speeds.
  • Backlash Control: Backlash refers to the slight play or clearance between mating gears or components. Slewing rings are designed to minimize backlash, particularly in applications that require precise motion control. By reducing or eliminating backlash, slewing rings ensure that there is minimal lost motion or error when initiating rotational movement or changing direction. This feature contributes to improved accuracy and controlled motion.
  • Stiffness and Rigidity: Slewing rings are designed to provide high stiffness and rigidity, minimizing deflection or deformation during operation. This characteristic is especially important in applications where precise and controlled motion is required. The high stiffness of slewing rings ensures that the applied forces and torques are efficiently transmitted, allowing for accurate positioning and controlled motion without significant distortion or flexing.
  • Positioning Sensors and Feedback Systems: In conjunction with slewing rings, machinery often incorporates positioning sensors and feedback systems. These sensors and systems provide real-time data on the position, speed, and rotation of the slewing ring. By continuously monitoring and adjusting the motion based on the feedback, precise and controlled movement can be achieved, enabling accurate positioning and motion control.

Overall, slewing rings contribute to precise and controlled motion in machinery through their precision engineering, low friction, integrated gear mechanisms, backlash control, stiffness, and compatibility with positioning sensors and feedback systems. These features ensure accurate positioning, smooth rotation, and controlled movement, making slewing rings essential components for applications that require precise motion control in various industries such as construction, material handling, robotics, and manufacturing.

How do electronic or computer-controlled components integrate with slewing rings in modern applications?

In modern applications, electronic or computer-controlled components are often integrated with slewing rings to enhance functionality, precision, and automation. This integration allows for advanced control, monitoring, and optimization of rotating systems. Here’s a detailed explanation of how electronic or computer-controlled components integrate with slewing rings in modern applications:

  • Sensor Integration: Electronic sensors can be integrated with slewing rings to provide real-time feedback and data on various parameters. For example, position sensors can be used to accurately track the position and angle of the slewing ring, enabling precise control and positioning of the rotating components. Load sensors can measure the load applied to the slewing ring, allowing for dynamic load monitoring and optimization.
  • Control Systems: Computer-controlled components, such as programmable logic controllers (PLCs) or microcontrollers, can be used to manage the operation of slewing rings. These control systems can receive input from sensors and execute algorithms to control the speed, direction, and positioning of the slewing ring. By integrating electronic control systems, precise and automated control of the slewing ring can be achieved, improving efficiency and reducing human error.
  • Automation and Synchronization: In modern applications, slewing rings are often integrated into automated systems where they work in synchronization with other components. Electronic or computer-controlled components can facilitate this synchronization by coordinating the movements of multiple slewing rings or integrating them with other automated processes. This integration enables seamless and optimized operation of the rotating system as a whole.
  • Data Monitoring and Analysis: Electronic components can be used to collect and analyze data from slewing rings. This data can include parameters such as position, speed, temperature, and load. By monitoring and analyzing this data, it is possible to identify patterns, detect anomalies, and optimize the performance of the slewing rings. This information can be used for predictive maintenance, energy optimization, and performance improvement.
  • Communication and Networking: Electronic components enable communication and networking capabilities for slewing rings. They can be connected to a network or interface with other control systems, allowing for remote monitoring, control, and integration into larger systems. This enables centralized monitoring and control of multiple rotating systems, facilitating efficient operation and maintenance.
  • Feedback and Safety Systems: Electronic components can provide feedback and safety features in slewing ring applications. For example, limit switches or proximity sensors can detect the end positions of the slewing ring’s rotation and trigger safety mechanisms or control actions accordingly. This ensures safe operation, prevents over-rotation, and protects the equipment and personnel.

By integrating electronic or computer-controlled components with slewing rings, modern applications can achieve enhanced control, precision, automation, and data-driven optimization. This integration allows for efficient operation, improved safety, accurate positioning, synchronization with other systems, and the ability to adapt to changing operational requirements. It paves the way for advanced technologies such as robotics, Internet of Things (IoT), and Industry 4.0, where slewing rings play a vital role in the seamless integration of mechanical and electronic systems.

Are there innovations or advancements in slewing ring technology that have emerged recently?

Yes, there have been several innovations and advancements in slewing ring technology that have emerged recently. These advancements aim to improve the performance, efficiency, durability, and versatility of slewing rings in various applications. Here’s a detailed explanation of some recent innovations in slewing ring technology:

  • Lightweight Materials: Manufacturers are increasingly exploring the use of lightweight materials such as aluminum alloys or advanced composites in slewing ring construction. These materials offer high strength-to-weight ratios, reducing the overall weight of the slewing ring without compromising its load-bearing capacity. The adoption of lightweight materials contributes to energy savings, improved maneuverability, and reduced structural stress.
  • Enhanced Sealing and Protection: Slewing rings are being equipped with advanced sealing systems and protective coatings to enhance their resistance to environmental factors such as dust, moisture, and chemicals. These innovations help prevent contamination, reduce friction, and extend the lifespan of the slewing rings, especially in harsh operating conditions.
  • Integrated Bearings and Gear Technology: Some slewing rings now incorporate integrated bearing and gear technologies. This integration eliminates the need for separate bearings and gears, simplifying the design and reducing assembly time. It also improves load distribution and torque transmission, resulting in smoother operation, increased efficiency, and reduced maintenance requirements.
  • Improved Lubrication Systems: Lubrication systems for slewing rings have seen advancements to enhance lubricant distribution and retention. Centralized lubrication systems, automatic lubrication systems, or sealed-for-life designs are being implemented to ensure optimal lubrication and minimize maintenance intervals. These advancements contribute to lower friction, reduced wear, and improved efficiency.
  • Condition Monitoring and Predictive Maintenance: Slewing rings are being equipped with condition monitoring systems that utilize sensors and data analysis techniques. These systems monitor parameters such as temperature, vibration, and load to detect anomalies and predict potential failures. By enabling predictive maintenance, these advancements help optimize maintenance schedules, minimize downtime, and extend the operational life of slewing rings.
  • Smart and Connected Features: The integration of smart and connected features in slewing rings is becoming more prevalent. Slewing rings equipped with IoT capabilities can communicate data wirelessly, enabling remote monitoring, diagnostics, and control. This facilitates real-time performance analysis, allows for centralized management of multiple slewing rings, and supports the implementation of advanced automation and optimization strategies.
  • Improved Manufacturing Techniques: Advances in manufacturing technologies, such as precision machining, automated assembly, and advanced quality control methods, have contributed to the production of high-quality slewing rings. These techniques ensure tighter tolerances, improved surface finishes, and enhanced reliability. Additionally, computer-aided design (CAD) and simulation tools allow for better optimization of slewing ring designs, resulting in improved performance and efficiency.

These recent innovations and advancements in slewing ring technology have opened up new possibilities for various industries where slewing rings are utilized, including construction, mining, renewable energy, material handling, and aerospace. They offer improved performance, increased durability, enhanced functionality, and greater efficiency, enabling the optimization of rotating systems and supporting the development of advanced applications.

China Custom Slewing Bearing Ring for Railway Crane Machine  China Custom Slewing Bearing Ring for Railway Crane Machine
editor by CX 2024-03-27

China Best Sales Forging Ru85 Crossed Roller Slewing Ring Bearing for Duty Machine

Product Description

Own 20,000 production facility and 10,000 forging workshop.
Heat treated 6 times throughout production.

Model No.:012.40.1120
Brand: Fenghe
No. Of rows: Single row
Inner structure: ball
Gear option: Internal Gear,External Gear,No Gear
No. Of mounting holes: 36
Internal diameter:998mm
Outside diameter:1242mm
No. Of gear:95
Thickness: 110mm
Dimeter range: 200mm-7000mm
Material: 50Mn, 42CrMo

Types of our products:
single row ball slewing bearing
double row ball slewing bearing
three row roller slewing bearing
single row cross roller slewing bearing
double line ball slewing bearing
ball and roller combined slewing bearing

 

      Dimensions Fixing Holes Structure Size Gear data External gear data Internal gear data
Code Curva D       (mm) d                   (mm)    H    (mm) D1    (mm) D2   (mm) dn1     dn2    (mm) dm1    dm2   (mm) L    (mm) n1 D3    (mm) d1     (mm)    H1       (mm) h    (mm) b    (mm) m    (mm) da     (mm)    da    (mm)   
01.20.200 1 280 120 60 248 152 16 M14 28 12 2 201 199 50 10 40 3 300 98
01.20.224 2 304 144 60 272 176 16 M14 28 12 2 225 223 50 10 40 3 321 105
01.20.250 3 330 170 60 298 202 16 M14 28 18 2 251 249 50 10 40 4 352 86
01.20.280 4 360 200 60 328 232 16 M14 28 18 2 281 279 50 10 40 4 384 94
01.25.315 5 408 222 70 372 258 18 M16 32 20 2 316 314 60 10 50 5 435 85 190 40
01.25.355 6 448 262 70 412 298 18 M16 32 20 2 356 354 60 10 50 5 475 93 235 49
01.25.400 7 493 307 70 457 343 18 M16 32 20 2 401 399 60 10 50 6 528 86 276 48
01.25.450 8 543 357 70 507 393 18 M16 32 20 2 451 449 60 10 50 6 576 94 324 56
01.30.500 9 602 398 80 566 434 18 M16 32 20 4 501 498 70 10 60 5       6 629 628.8 123      102 367 368.4 74     62
01.25.500 10 602 398 80 566 434 18 M16 32 20 4 501 499 70 10 60 5       6 629  628.8 123     102 367 368.4 74       62
01.30.560 11 662 458 80 626 494 18 M16 32 20 4 561 558 70 10 60 5       6 689  688.8 135     112 427 428.4 86       72
01.25.560 12 662 458 80 626 494 18 M16 32 20 4 561 559 70 10 60 5       6 689 688.8 135      112 427 428.4 86       72
01.30.630 13 732 528 80 696 564 18 M16 32 24 4 631 628 70 10 60 6             8 772.8 774.4 126      94 494.4 491.2 83        62
01.25.630 14 732 528 80 696 564 18 M16 32 24 4 631 629 70 10 60 6       8 772.8 774.4 126      94 494.4 491.2 83       62
01.30.710 15 812 608 80 776 644 18 M16 32 24 4 711 708 70 10 60 6       8 850.8 854.4 139     104 572.4 571.2 96       72
01.25.710 16 812 608 80 776 644 18 M16 32 24 4 711 709 70 10 60 6       8 850.8 854.4 139     104 572.4 571.2 96       72
01.40.800 17 922 678 100 878 722 22 M20 40 30 6 801 798 90 10 80 8      10 966.4  968 118      94 635.2  634 80       64
01.30.800 18 922 678 100 878 722 22 M20 40 30 6 801 798 90 10 80 8      10 966.4 968 118      94 635.2 634 80       64
01.40.900 19 1571 778 100 978 822 22 M20 40 30 6 901 898 90 10 80 8      10 1062.4      1068 130     104 739.2  734 93       74
01.30.900 20 1571 778 100 978 822 22 M20  40 30 6 901 898 90 10 80 8      10 1062.4   1068 130     104 739.2 734 93       74
01.40.1000 21 1122 878 100 1078 922 22 M20 40 36 6 1001 998 90 10 80 10     12 1188  1185.6 116      96 824 820.8 83       69
01.30.1000 22 1122 878 100 1078 922 22 M20 40 36 6 1001 998 90 10 80 10     12 1188  1185.6 116      96 824  820.8 93       69
01.40.1120 23 1242 998 100 1198 1042 22 M20 40 36 6 1121 1118 90 10 80 10     12 1298 1305.6 127     106 944  940.8 95       79

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Nonstandard
Feature: High Speed, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Deep Groove Raceway
Material: 42CrMo,50mn
Customization:
Available

|

How do electronic or computer-controlled components integrate with slewing rings in modern applications?

In modern applications, electronic or computer-controlled components are often integrated with slewing rings to enhance functionality, precision, and automation. This integration allows for advanced control, monitoring, and optimization of rotating systems. Here’s a detailed explanation of how electronic or computer-controlled components integrate with slewing rings in modern applications:

  • Sensor Integration: Electronic sensors can be integrated with slewing rings to provide real-time feedback and data on various parameters. For example, position sensors can be used to accurately track the position and angle of the slewing ring, enabling precise control and positioning of the rotating components. Load sensors can measure the load applied to the slewing ring, allowing for dynamic load monitoring and optimization.
  • Control Systems: Computer-controlled components, such as programmable logic controllers (PLCs) or microcontrollers, can be used to manage the operation of slewing rings. These control systems can receive input from sensors and execute algorithms to control the speed, direction, and positioning of the slewing ring. By integrating electronic control systems, precise and automated control of the slewing ring can be achieved, improving efficiency and reducing human error.
  • Automation and Synchronization: In modern applications, slewing rings are often integrated into automated systems where they work in synchronization with other components. Electronic or computer-controlled components can facilitate this synchronization by coordinating the movements of multiple slewing rings or integrating them with other automated processes. This integration enables seamless and optimized operation of the rotating system as a whole.
  • Data Monitoring and Analysis: Electronic components can be used to collect and analyze data from slewing rings. This data can include parameters such as position, speed, temperature, and load. By monitoring and analyzing this data, it is possible to identify patterns, detect anomalies, and optimize the performance of the slewing rings. This information can be used for predictive maintenance, energy optimization, and performance improvement.
  • Communication and Networking: Electronic components enable communication and networking capabilities for slewing rings. They can be connected to a network or interface with other control systems, allowing for remote monitoring, control, and integration into larger systems. This enables centralized monitoring and control of multiple rotating systems, facilitating efficient operation and maintenance.
  • Feedback and Safety Systems: Electronic components can provide feedback and safety features in slewing ring applications. For example, limit switches or proximity sensors can detect the end positions of the slewing ring’s rotation and trigger safety mechanisms or control actions accordingly. This ensures safe operation, prevents over-rotation, and protects the equipment and personnel.

By integrating electronic or computer-controlled components with slewing rings, modern applications can achieve enhanced control, precision, automation, and data-driven optimization. This integration allows for efficient operation, improved safety, accurate positioning, synchronization with other systems, and the ability to adapt to changing operational requirements. It paves the way for advanced technologies such as robotics, Internet of Things (IoT), and Industry 4.0, where slewing rings play a vital role in the seamless integration of mechanical and electronic systems.

In what industries or scenarios are slewing rings commonly employed?

Slewing rings find extensive use in various industries and scenarios where controlled rotational movement and load-bearing capabilities are required. Here’s a detailed explanation of the industries and scenarios where slewing rings are commonly employed:

  • Construction and Heavy Machinery: Slewing rings are widely used in the construction industry for applications such as cranes, excavators, and concrete pumps. They enable the rotation of booms and arms, allowing for efficient material handling, precise positioning, and heavy load support.
  • Wind Energy: Slewing rings play a crucial role in wind turbines. They support the rotor and enable the yaw and pitch movements necessary to optimize wind capture and power generation. Slewing rings in wind turbines must handle substantial loads and operate reliably in harsh environmental conditions.
  • Industrial Automation: In industrial automation, slewing rings are employed in indexing tables, turntables, robotic arms, and packaging machinery. They enable precise and controlled rotation, facilitating automated processes, assembly lines, and material handling systems.
  • Transportation and Automotive: Slewing rings are commonly used in transportation and automotive applications, including vehicle cranes, truck-mounted cranes, aerial platforms, and rotating platforms for heavy-duty vehicles. They provide stable connections and controlled rotation, supporting tasks such as loading and unloading cargo or enabling safe access to elevated areas.
  • Marine and Offshore: Slewing rings are extensively employed in marine and offshore equipment, including ship cranes, davits, and rotating platforms on ships and offshore rigs. They withstand corrosive marine environments and heavy loads, enabling lifting operations and controlled rotation in challenging conditions.
  • Aerospace and Defense: Slewing rings are vital components in aerospace and defense applications, such as radar systems, missile launchers, and satellite antennas. They facilitate precise rotational movements required for tracking, targeting, and communication systems, and must meet stringent requirements for reliability and precision.
  • Medical and Rehabilitation: Slewing rings are used in medical and rehabilitation equipment like patient lifts, adjustable beds, and examination tables. They enable smooth and controlled movement, aiding in patient transfers, positioning, and providing comfort and support.

These are just a few examples of the industries and scenarios where slewing rings are commonly employed. Their versatility, load-bearing capacity, and ability to facilitate controlled rotation make them essential components in a wide range of applications across industries such as construction, renewable energy, industrial automation, transportation, marine, aerospace, and healthcare.

Can you provide insights into the importance of proper installation and alignment of slewing rings?

Proper installation and alignment of slewing rings are of utmost importance for ensuring optimal performance, longevity, and safety of rotating systems. Here’s a detailed explanation of the importance of proper installation and alignment of slewing rings:

  • Load Distribution: Correct installation and alignment of slewing rings ensure proper load distribution across the rolling elements and raceways. When a slewing ring is improperly installed or misaligned, excessive loads may be concentrated on specific areas, leading to accelerated wear, premature failure, and reduced load-bearing capacity. Proper alignment helps distribute loads evenly, maximizing the life expectancy of the slewing ring.
  • Smooth Operation: Accurate installation and alignment contribute to the smooth operation of rotating systems. Misalignment can result in increased friction, uneven motion, vibrations, and noise. These issues not only reduce efficiency but also impact the overall performance and reliability of the system. Proper alignment minimizes friction and ensures smooth and precise rotational movement, enhancing the system’s efficiency and productivity.
  • Reduced Wear and Tear: Improper installation or misalignment can cause excessive wear and tear on the slewing ring and associated components. Misalignment can lead to increased rolling element and raceway stresses, resulting in accelerated fatigue and surface damage. By achieving proper alignment, the slewing ring operates within its designed parameters, reducing wear and extending its operational life.
  • Optimized Performance: Proper installation and alignment directly impact the performance of rotating systems. Accurate alignment ensures that components such as gears, motors, and drive systems mesh correctly with the slewing ring. This alignment facilitates efficient power transmission, reduces energy losses, and improves the overall performance and responsiveness of the system.
  • Prevention of Structural Damage: Misalignment of slewing rings can exert excessive forces on the supporting structure or adjacent components. Over time, these forces can cause structural damage, misalignment in other parts of the system, or even equipment failure. Proper installation and alignment help prevent such structural damage, ensuring the integrity and longevity of the entire system.
  • Safety Considerations: Correct installation and alignment of slewing rings are crucial for safety in rotating systems. Misalignment can lead to unexpected movements, uncontrolled motion, or component failure, posing a risk to personnel, equipment, and the surrounding environment. Proper alignment reduces the likelihood of accidents, improves operational safety, and ensures compliance with safety regulations.
  • Ease of Maintenance: Properly aligned slewing rings are easier to maintain and service. Routine maintenance tasks such as lubrication, inspection, and replacement of components can be performed more efficiently when the slewing ring is correctly installed and aligned. This reduces downtime, extends maintenance intervals, and improves the overall operational efficiency of the system.

In summary, proper installation and alignment of slewing rings are critical for achieving optimal performance, reliability, and safety in rotating systems. Accurate alignment ensures load distribution, smooth operation, reduced wear, optimized performance, prevention of structural damage, enhanced safety, and ease of maintenance. It is essential to follow manufacturer guidelines, industry standards, and best practices to ensure the correct installation and alignment of slewing rings, maximizing their operational lifespan and the efficiency of the entire system.

China Best Sales Forging Ru85 Crossed Roller Slewing Ring Bearing for Duty Machine  China Best Sales Forging Ru85 Crossed Roller Slewing Ring Bearing for Duty Machine
editor by CX 2024-03-26

China wholesaler China Factory Manufacture OEM Slewing Bearings Sor50/2240 Ball Bearing for Excavator Machine

Product Description

China Factory Manufacture OEM Slewing Bearings SOR50/2240 Ball Bearing For Excavator Machine

Four-point contact ball slewing turntable bearings
consist of 2 ring seats. Compact structure, light weight, steel ball and arc track contact at 4 points, can bear axial force, radial force and overturning moment at the same time, has strong dynamic load.

Single row cross roller slewing bearing
Composed of 2 or 3 rings. compact structure, light weight, high manufacturing accuracy, small assembly gap and high requirement for installation accuracy. Rollers are 1:1 cross-arranged.
Can be bear axial force, overturning moment and large radial force at the same time,and widely used in lifting transportation, construction machinery and precesion products.

Double row ball slewing bearings
This kind of bearings can support high static loads with simple structures. They are mainly used in situations with variation load position and direction and continuously rotating. Main applications of this kind of bearings are deck hoisting, mining and material handling etc.

Three row roller slewing bearing
Three row roller bearing able to bear all kinds of loads at the same time, it is the largest 1 of the 4 structural products with large axle and radial dimensions and firm structure. Especially suitable for heavy machinery requiring larger diameter, such as bucket wheel stacker and reclaimer, wheel crane, marine crane, port crane, ladle turret,large tonnage truck crane,heavy machinery and so on.

 

Type • Single row 4 point contact ball slewing bearing 
• Single row crossed cylindrical roller slewing bearings
• Double row ball slewing bearings
•Double row Roller/ball combination slewing bearing
•Three-Row Roller Slew Ring Bearing
Rolling elements Steel ball / Cylinder Roller
Rolling elements Material GCr5/GCr15SiMn/Customized
Bearing Material 50Mn/42CrMo/42CrMo4V /Customized
Cage Material Nylon/ steel /copper
Structure taper pin , Mounting holes,Inner ring ,grease fitting,load plug, seals , roller ,spacer balls or separators
Outer diameter 50-10000mm
Bore size 50-10000mm
Mounting hole Through hole/Tapped hole
Raceway hardness 55-62HRC
Inner and outer ring 
modulation hardness
229-269HB/Customized
Gear type No gear ,Internal gear , External gear.
Embellish grease EP2 lithium lubricating grease
Certificate ABS.BV,DNV,ISO9001,GL,3.1,3.2
Application area Ladle turret,Stacker crane,Bucket wheel machine,Solar heliostat Tracking System,port crane, Cabling machine,tower crane , offshore platform,ferris wheel, Palletizing robot,Rotary metallurgical furnace,can packing machine,Wind blade transporter,shield tunneling machine,tube push bench,excavator
Brand Name LYMC
Place of Origin HangZhou ZheJiang
Warranty 12 months
Payment term T/T is our first choice

Packing details

1,Filling with anti-rust oil
2.Corved with Plastic paper
3.Corved with kraft paper 
4.Corved with Blue tie 
5.Put in wooden box

 


Product Process

Application:

 

– Excavators – Drilling rigs – Mining Equipments – Cranes   -Offshore Equipments  – Vehicles  – Machine Tools  – Wind Turbines

About Us:
HangZhou MC Bearing Technology Co.,Ltd (LYMC),who is manufacture located in bearing zone, focus on Slewing bearing, cross roller bearing and pinion,Dia from 50mm-8000mm, Our team with technical and full experience in the bearing industry.
*Professional in researching, developing, producing & marketing high precision bearings for 16 years;
*Many series bearings are on stock; Factory directly provide, most competitive price;
*Advanced CNC equipment, guarantee product accuracy & stability;
*One stop purchasing, product include cross roller bearing, rotary table bearing, robotic bearing, slewing bearing, angular contact ball bearing, large and extra large custom made bearing, diameter from 50~9000mm;
*Excellent pre-sale & after sale service. We can go to customers’ project site if needed.
*Professional technical & exporting team ensure excellent product design, quotation, delivering, documentation & custom clearance.

Our Service:

FAQ:
1.Q: Are you trading company or manufacturer ?
A: We are professional slewing bearing manufacturer with 20 years’ experience.
2.Q: How long is your delivery time?
A: Generally it is 4-5 days if the goods are in stock. or it is 45 days if the goods are not in
stock, Also it is according to quantity.
3.Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample, it is extra.
4.Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance, balance before shipment.
5.Q: Can you provide special customization according to the working conditions?
A: Sure, we can design and produce the slewing bearings for different working conditions.
6.Q: How about your guarantee?
A: We provide lifelong after-sales technical service. 
  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Standard or Nonstandard: Standard
Feature: High Speed, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Straight Raceway
Material: 50mn/42CrMo
Customization:
Available

|

Can you provide insights into the importance of proper installation and alignment of slewing rings?

Proper installation and alignment of slewing rings are of utmost importance for ensuring optimal performance, longevity, and safety of rotating systems. Here’s a detailed explanation of the importance of proper installation and alignment of slewing rings:

  • Load Distribution: Correct installation and alignment of slewing rings ensure proper load distribution across the rolling elements and raceways. When a slewing ring is improperly installed or misaligned, excessive loads may be concentrated on specific areas, leading to accelerated wear, premature failure, and reduced load-bearing capacity. Proper alignment helps distribute loads evenly, maximizing the life expectancy of the slewing ring.
  • Smooth Operation: Accurate installation and alignment contribute to the smooth operation of rotating systems. Misalignment can result in increased friction, uneven motion, vibrations, and noise. These issues not only reduce efficiency but also impact the overall performance and reliability of the system. Proper alignment minimizes friction and ensures smooth and precise rotational movement, enhancing the system’s efficiency and productivity.
  • Reduced Wear and Tear: Improper installation or misalignment can cause excessive wear and tear on the slewing ring and associated components. Misalignment can lead to increased rolling element and raceway stresses, resulting in accelerated fatigue and surface damage. By achieving proper alignment, the slewing ring operates within its designed parameters, reducing wear and extending its operational life.
  • Optimized Performance: Proper installation and alignment directly impact the performance of rotating systems. Accurate alignment ensures that components such as gears, motors, and drive systems mesh correctly with the slewing ring. This alignment facilitates efficient power transmission, reduces energy losses, and improves the overall performance and responsiveness of the system.
  • Prevention of Structural Damage: Misalignment of slewing rings can exert excessive forces on the supporting structure or adjacent components. Over time, these forces can cause structural damage, misalignment in other parts of the system, or even equipment failure. Proper installation and alignment help prevent such structural damage, ensuring the integrity and longevity of the entire system.
  • Safety Considerations: Correct installation and alignment of slewing rings are crucial for safety in rotating systems. Misalignment can lead to unexpected movements, uncontrolled motion, or component failure, posing a risk to personnel, equipment, and the surrounding environment. Proper alignment reduces the likelihood of accidents, improves operational safety, and ensures compliance with safety regulations.
  • Ease of Maintenance: Properly aligned slewing rings are easier to maintain and service. Routine maintenance tasks such as lubrication, inspection, and replacement of components can be performed more efficiently when the slewing ring is correctly installed and aligned. This reduces downtime, extends maintenance intervals, and improves the overall operational efficiency of the system.

In summary, proper installation and alignment of slewing rings are critical for achieving optimal performance, reliability, and safety in rotating systems. Accurate alignment ensures load distribution, smooth operation, reduced wear, optimized performance, prevention of structural damage, enhanced safety, and ease of maintenance. It is essential to follow manufacturer guidelines, industry standards, and best practices to ensure the correct installation and alignment of slewing rings, maximizing their operational lifespan and the efficiency of the entire system.

Can you provide insights into the importance of proper installation and alignment of slewing rings?

Proper installation and alignment of slewing rings are of utmost importance for ensuring optimal performance, longevity, and safety of rotating systems. Here’s a detailed explanation of the importance of proper installation and alignment of slewing rings:

  • Load Distribution: Correct installation and alignment of slewing rings ensure proper load distribution across the rolling elements and raceways. When a slewing ring is improperly installed or misaligned, excessive loads may be concentrated on specific areas, leading to accelerated wear, premature failure, and reduced load-bearing capacity. Proper alignment helps distribute loads evenly, maximizing the life expectancy of the slewing ring.
  • Smooth Operation: Accurate installation and alignment contribute to the smooth operation of rotating systems. Misalignment can result in increased friction, uneven motion, vibrations, and noise. These issues not only reduce efficiency but also impact the overall performance and reliability of the system. Proper alignment minimizes friction and ensures smooth and precise rotational movement, enhancing the system’s efficiency and productivity.
  • Reduced Wear and Tear: Improper installation or misalignment can cause excessive wear and tear on the slewing ring and associated components. Misalignment can lead to increased rolling element and raceway stresses, resulting in accelerated fatigue and surface damage. By achieving proper alignment, the slewing ring operates within its designed parameters, reducing wear and extending its operational life.
  • Optimized Performance: Proper installation and alignment directly impact the performance of rotating systems. Accurate alignment ensures that components such as gears, motors, and drive systems mesh correctly with the slewing ring. This alignment facilitates efficient power transmission, reduces energy losses, and improves the overall performance and responsiveness of the system.
  • Prevention of Structural Damage: Misalignment of slewing rings can exert excessive forces on the supporting structure or adjacent components. Over time, these forces can cause structural damage, misalignment in other parts of the system, or even equipment failure. Proper installation and alignment help prevent such structural damage, ensuring the integrity and longevity of the entire system.
  • Safety Considerations: Correct installation and alignment of slewing rings are crucial for safety in rotating systems. Misalignment can lead to unexpected movements, uncontrolled motion, or component failure, posing a risk to personnel, equipment, and the surrounding environment. Proper alignment reduces the likelihood of accidents, improves operational safety, and ensures compliance with safety regulations.
  • Ease of Maintenance: Properly aligned slewing rings are easier to maintain and service. Routine maintenance tasks such as lubrication, inspection, and replacement of components can be performed more efficiently when the slewing ring is correctly installed and aligned. This reduces downtime, extends maintenance intervals, and improves the overall operational efficiency of the system.

In summary, proper installation and alignment of slewing rings are critical for achieving optimal performance, reliability, and safety in rotating systems. Accurate alignment ensures load distribution, smooth operation, reduced wear, optimized performance, prevention of structural damage, enhanced safety, and ease of maintenance. It is essential to follow manufacturer guidelines, industry standards, and best practices to ensure the correct installation and alignment of slewing rings, maximizing their operational lifespan and the efficiency of the entire system.

Can slewing rings be customized for specific industries or machinery configurations?

Yes, slewing rings can be customized to meet the specific requirements of different industries or machinery configurations. Customization allows slewing rings to be tailored to suit unique applications, operating conditions, and integration needs. Here’s a detailed explanation of how slewing rings can be customized:

Slewing ring manufacturers understand that different industries and machinery configurations may have specific demands that require customized solutions. By working closely with customers and understanding their requirements, slewing ring manufacturers can offer the following customization options:

  • Dimensions and Load Capacity: Slewing rings can be customized in terms of their dimensions, such as outer diameter, inner diameter, and height, to fit specific space constraints or load requirements. This ensures that the slewing ring can be seamlessly integrated into the machinery or equipment.
  • Mounting Interfaces: Customized slewing rings can be designed with specific mounting interfaces to match the existing or planned machinery configuration. This facilitates easy installation and compatibility with other components.
  • Gear Specifications: For applications that require integrated gears, slewing rings can be customized with specific gear specifications. This includes the number of teeth, module, pressure angle, gear quality, and backlash requirements. Customized gear specifications ensure smooth and precise motion control.
  • Sealing Systems: Slewing rings can be customized with sealing systems to provide protection against environmental factors such as dust, water, and contaminants. Different sealing options, such as labyrinth seals, lip seals, or combination seals, can be tailored to meet the specific requirements of the application.
  • Materials and Coatings: Customization allows slewing rings to be manufactured using different materials and surface coatings to enhance their performance in specific industries or operating conditions. Materials such as stainless steel, heat-treated steels, or corrosion-resistant alloys can be chosen based on factors like temperature, corrosion resistance, or weight considerations.
  • Specialized Features: Depending on the industry or application, slewing rings can be customized with specialized features. This may include integrated sensors for position feedback, temperature sensors, or additional functionalities like locking mechanisms, lubrication systems, or anti-corrosion treatments.

The ability to customize slewing rings for specific industries or machinery configurations ensures that the resulting solution is optimized for performance, reliability, and longevity in the intended application. Customization allows for a precise match between the slewing ring and the machinery, considering factors such as space constraints, load requirements, environmental conditions, and integration needs.

It is important to work closely with slewing ring manufacturers or suppliers who have expertise in customization and can provide engineering support to develop the most suitable solution for the specific industry or machinery configuration. By leveraging customization options, industries can benefit from slewing rings that are specifically designed to meet their unique requirements and optimize the performance of their machinery or equipment.

China wholesaler China Factory Manufacture OEM Slewing Bearings Sor50/2240 Ball Bearing for Excavator Machine  China wholesaler China Factory Manufacture OEM Slewing Bearings Sor50/2240 Ball Bearing for Excavator Machine
editor by CX 2024-03-07

China Best Sales Large Size Bearing Turntable Internal Gear Ring Slewing Bearings for Machine

Product Description

Large Size Bearing Turntable Internal Gear Ring Slewing Bearings for Machine

Product Detail

Product Name  Large Size Casting Parts
Manufacturing technique Lost foam casting, Resin boned sand casting,
wooden pattern casting
Raw material Grey Iron, Ductile iron
Testing equipment Casting sand hardness tester ,Spectrum analyzer ,Carbon& sulfur analyzer ,Carbon &silicon analyzer, Tension tester, Rapid temperature measuring probe, Hardness tester, Metallographic analysis microscope;
Other Equipment Gantry Machining Center, OKUMA 4 axis &5 axis, Inductothem Electric CHINAMFG 10 Ton , Sand blasting machine, Resin boned machine,
Application Milling machine ,vehicle mould, steam turbine, mining machine, construction machine, Wind generator…
Advantages complete testing equipment and testing procedure to ensure casting elements content fulfill requirements ;
Testing proceeded in cast sand, raw material, molten iron , finished product
Customers Doosan ,GM, Jeneng steam turbine
Undertake business CNC machine base ,column, work plate, spindle box, sliding rail; Steam turbine parts, mining machine parts, construction machine base …
Casting  products weight scope from 30kg to 15Tons
Needed information to quote Material, Drawing, Heat treatment, work allowance, Need Machining or not.

Product Show

Factory

Inspection Tools

FAQ

1.How can I get the quotation?
Please give us your drawing,quantity,weight and material of the product.
2.If you don’t have the drawing,can you make drawing for me? Yes,we are able to make the drawing of your sample duplicate the sample.
3.When can I get the sample and your main order time? Sample time: 35-40 days after start to make mold. Order time: 35-40 days, the accurate time depends on product.
4.What is your payment method? Tooling:100% T/T advanced Order time:50% deposit,50%to be paid before shipment.
5.Which kind of file format you can read? PDF, IGS, DWG, STEP, MAX
 6.What is your surface treatment? Including: powder coating, sand blasting, painting, polishing, acid pickling, anodizing, enamel, zinc plating, hot-dip galvanizing, electrophoresis, chrome plating.
7.What is your way of packing? Normally we pack goods according to customers’ requirements.
 

Processing Object: Metal
Molding Style: Forging
Molding Technics: Pressure Casting
Application: Machinery Parts
Machining: Machining Center
Material: Steel
Customization:
Available

|

How does the choice of slewing rings affect the overall performance and reliability of rotating systems?

The choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. The selection of the appropriate slewing ring involves considering various factors such as load capacity, operating conditions, precision requirements, and application-specific needs. Here’s a detailed explanation of how the choice of slewing rings affects the overall performance and reliability of rotating systems:

  • Load Capacity: The load capacity of the slewing ring is a critical factor in determining the performance and reliability of the rotating system. Choosing a slewing ring with an adequate load capacity ensures that the system can handle the expected loads without excessive stress or deformation. If the selected slewing ring has insufficient load capacity for the application, it can lead to premature failure, increased wear, and compromised reliability.
  • Operating Conditions: The operating conditions, including factors such as temperature, humidity, dust, and exposure to corrosive substances, influence the choice of slewing rings. It is essential to select a slewing ring that is designed to withstand the specific environmental conditions of the application. Failure to consider the operating conditions can result in accelerated wear, corrosion, reduced performance, and decreased reliability of the rotating system.
  • Precision Requirements: Some applications require high precision and accuracy in the movement and positioning of the rotating system. The choice of slewing ring with appropriate precision is crucial to meet these requirements. Slewing rings designed for precision applications incorporate features such as high-precision raceways, gear teeth, or preloading mechanisms. Selecting a slewing ring with inadequate precision can lead to inaccuracies, positioning errors, and compromised performance of the rotating system.
  • Material Selection: The choice of materials for the slewing ring affects its durability, resistance to wear, and overall reliability. Different materials, such as carbon steel, stainless steel, or specialized alloys, have varying properties and performance characteristics. The selection of the appropriate material depends on factors such as load requirements, operating conditions, and the presence of corrosive or abrasive elements. Choosing the wrong material can result in premature wear, reduced lifespan, and compromised reliability of the rotating system.
  • Sealing and Lubrication: Slewing rings require proper sealing and lubrication to ensure smooth operation and prevent contamination or inadequate lubrication. The choice of slewing rings with effective sealing mechanisms and suitable lubrication requirements is crucial for maintaining performance and reliability. Inadequate sealing or improper lubrication can lead to increased friction, accelerated wear, and decreased reliability of the rotating system.
  • Manufacturer and Quality: The choice of a reputable manufacturer and high-quality slewing rings is essential for ensuring reliability and performance. Reliable manufacturers adhere to stringent quality control processes, use advanced manufacturing techniques, and provide comprehensive technical support. Choosing slewing rings from trusted manufacturers reduces the risk of premature failures, ensures consistent performance, and enhances the overall reliability of the rotating system.

In summary, the choice of slewing rings has a significant impact on the overall performance and reliability of rotating systems. Considering factors such as load capacity, operating conditions, precision requirements, material selection, sealing and lubrication, and the reputation of the manufacturer helps in selecting the appropriate slewing rings. By making the right choice, the rotating system can operate efficiently, withstand expected loads, maintain precision, and provide reliable performance throughout its lifespan.

Are there innovations or advancements in slewing ring technology that have emerged recently?

Yes, there have been several innovations and advancements in slewing ring technology that have emerged recently. These advancements aim to improve the performance, efficiency, durability, and versatility of slewing rings in various applications. Here’s a detailed explanation of some recent innovations in slewing ring technology:

  • Lightweight Materials: Manufacturers are increasingly exploring the use of lightweight materials such as aluminum alloys or advanced composites in slewing ring construction. These materials offer high strength-to-weight ratios, reducing the overall weight of the slewing ring without compromising its load-bearing capacity. The adoption of lightweight materials contributes to energy savings, improved maneuverability, and reduced structural stress.
  • Enhanced Sealing and Protection: Slewing rings are being equipped with advanced sealing systems and protective coatings to enhance their resistance to environmental factors such as dust, moisture, and chemicals. These innovations help prevent contamination, reduce friction, and extend the lifespan of the slewing rings, especially in harsh operating conditions.
  • Integrated Bearings and Gear Technology: Some slewing rings now incorporate integrated bearing and gear technologies. This integration eliminates the need for separate bearings and gears, simplifying the design and reducing assembly time. It also improves load distribution and torque transmission, resulting in smoother operation, increased efficiency, and reduced maintenance requirements.
  • Improved Lubrication Systems: Lubrication systems for slewing rings have seen advancements to enhance lubricant distribution and retention. Centralized lubrication systems, automatic lubrication systems, or sealed-for-life designs are being implemented to ensure optimal lubrication and minimize maintenance intervals. These advancements contribute to lower friction, reduced wear, and improved efficiency.
  • Condition Monitoring and Predictive Maintenance: Slewing rings are being equipped with condition monitoring systems that utilize sensors and data analysis techniques. These systems monitor parameters such as temperature, vibration, and load to detect anomalies and predict potential failures. By enabling predictive maintenance, these advancements help optimize maintenance schedules, minimize downtime, and extend the operational life of slewing rings.
  • Smart and Connected Features: The integration of smart and connected features in slewing rings is becoming more prevalent. Slewing rings equipped with IoT capabilities can communicate data wirelessly, enabling remote monitoring, diagnostics, and control. This facilitates real-time performance analysis, allows for centralized management of multiple slewing rings, and supports the implementation of advanced automation and optimization strategies.
  • Improved Manufacturing Techniques: Advances in manufacturing technologies, such as precision machining, automated assembly, and advanced quality control methods, have contributed to the production of high-quality slewing rings. These techniques ensure tighter tolerances, improved surface finishes, and enhanced reliability. Additionally, computer-aided design (CAD) and simulation tools allow for better optimization of slewing ring designs, resulting in improved performance and efficiency.

These recent innovations and advancements in slewing ring technology have opened up new possibilities for various industries where slewing rings are utilized, including construction, mining, renewable energy, material handling, and aerospace. They offer improved performance, increased durability, enhanced functionality, and greater efficiency, enabling the optimization of rotating systems and supporting the development of advanced applications.

How do slewing rings contribute to the adaptability and versatility of rotating systems in various settings?

Slewing rings play a crucial role in enhancing the adaptability and versatility of rotating systems across various settings. Here’s a detailed explanation of how slewing rings contribute to the adaptability and versatility of rotating systems:

  • 360-Degree Rotation: Slewing rings enable 360-degree continuous rotation, allowing rotating systems to operate in any direction. This flexibility is especially valuable in applications such as cranes, excavators, and wind turbines, where unrestricted rotation is necessary to perform tasks efficiently and access multiple work zones without repositioning the entire system.
  • Load-Bearing Capacity: Slewing rings are designed to handle significant radial, axial, and moment loads. Their robust construction and large diameter enable them to support heavy equipment and loads, making them suitable for a wide range of applications, including construction machinery, material handling systems, and offshore platforms. The high load-bearing capacity of slewing rings contributes to the adaptability of rotating systems in demanding settings.
  • Compact Design: Slewing rings have a compact and space-saving design compared to alternative mechanisms for rotational movement. This compactness allows for the integration of slewing rings into systems where space is limited, such as compact construction machinery, industrial robots, and medical equipment. The compact design of slewing rings enhances the adaptability of rotating systems in confined or restricted environments.
  • Versatile Mounting Options: Slewing rings offer versatile mounting options, allowing them to be easily integrated into different types of rotating systems. They can be mounted using various methods, including bolted connections, gear or pinion arrangements, or hydraulic or electric drives. This versatility in mounting options enables slewing rings to adapt to the specific requirements and constraints of different applications and settings.
  • Support for Multiple Components: Slewing rings provide support for various components that are essential for rotating systems. For example, they can support booms, arms, or jibs in construction machinery, or act as a base for rotating platforms or turntables in manufacturing or entertainment industries. By providing a stable and reliable foundation, slewing rings enable the integration of multiple components, enhancing the versatility and adaptability of the overall system.
  • Customization and Specialized Designs: Slewing rings can be customized and designed to meet specific application requirements. Manufacturers can tailor slewing rings to accommodate specific load capacities, dimensions, mounting arrangements, sealing systems, or environmental conditions. This customization allows for the adaptation of slewing rings to diverse settings, ensuring optimal performance and functionality.
  • Integration with Control Systems: Slewing rings can be integrated with electronic or computer-controlled components, such as sensors, actuators, and control systems. This integration enables precise control, automation, and synchronization of rotating systems. By incorporating advanced control features, slewing rings can adapt to dynamic operating conditions, optimize performance, and support advanced functionalities, such as coordinated motion, precision positioning, or remote monitoring.

In summary, slewing rings contribute to the adaptability and versatility of rotating systems by enabling 360-degree rotation, providing high load-bearing capacity, offering a compact design, supporting versatile mounting options, accommodating multiple components, allowing customization, and facilitating integration with control systems. These characteristics make slewing rings suitable for a wide range of applications and settings, enhancing the versatility and adaptability of rotating systems in industries such as construction, manufacturing, transportation, renewable energy, and many others.

China Best Sales Large Size Bearing Turntable Internal Gear Ring Slewing Bearings for Machine  China Best Sales Large Size Bearing Turntable Internal Gear Ring Slewing Bearings for Machine
editor by CX 2023-11-27

China Professional Ysd3000 Rock Tunnel Boring Machine with Slewing Bearing deep groove ball bearing

Product Description

 

Product Description

YSD rock pipe jacking machine designed for large pipe jacking engineering , generally used in the construction of cement pipe crossings, building houses translation, sewers, roads and rivers as a sheathing of other projects across a variety of channels.

Principle
Pipe jacking construction is in the work in the pit ,by means of jacking Machine which produce jacking force, and overcome the friction between the pipes and the surrounding soil.
Jacking the pipes Into the soil at the design slope.and Removed soils .
After a section of pipe finish jacking into the soil , then the second section of the pipes continue to jack into the soil , The principle is by means of the thrust of the main cylinder    pipeline, intermediate jacking station,and other thrust pushing the tool pipe or heading machine (through the soil )from working well to the receiving well and Lift up. Then , embed the pipes between the 2 wells.

 

Main Features:
Whole Section rock earth pressure display system.
The separated single grouting system for cutter panel and spindle center.
The rear of jacking pipe machine equipped with jacking device and prevent deviation device.
Disk cutter adopts famous China brand.
Planetary gearbox adopts Italian BREVINI.
Adopt touch screen, PLC Inverter and other advanced control system.
The data displayed on the touch screen can be connected to users  office monitor through RS232 interface.

Advantage
The advantage of this technique is no excavation on the ground,Do not demolition,Does not destroy the ground buildings;Don’t damage the environment,Does not affect pipeline segment deformation,Time-saving, efficient, safe, low overall cost.
The technology are widely used in urban underground water supply and drainage pipeline,Natural gas pipeline,Communication cable and other non excavation laying.It can through the highway, railway, bridge, mountains, rivers, channel and any building on the ground.The use of the technology construction, can save a large amount of land acquisition and demolition costs,also can reduce environmental pollution and road congestion,It has significant economic and social benefits.

Working frequency
1.Using in ROCK condition
2.Widely used in Southeast Asian countries, ZheJiang , and Japan.
3.Inside cement pipe dia from 1000-3200 mm
4.Professional manufacturer who can produce ROCK pipe jacking machine in China.
 
Packaging & Shipping
Nude Packing
Delivery Detail:
60 days after 30% deposit receiving
 
Our Services
 We will send professional technician to your project site to operate the pipe jacking machine and train operators for the project,  
1.On site service support;
2. 12month warranty;
3.Life time service support,
4 Communicate by Web services, Phone, Email, Skype  What’s app etc.
5. 7 days*24hours Hot-line & Email Service. 
6.Your inquiry related to our pipe jacking machine will be replied within 24 hours.Well-trained and experienced staff will answer all your questions in fluent English.
 
 Warranty
If quality & assembling problem caused troubles, we take responsible on spare parts and all service fees.
If misuse or human factors caused the trouble, users shall take responsible on spare parts and all service fees.
 
Company Information
ZheJiang Xuanxuan Heavy Machinery Co.Ltd is affiliated with Weiqiang Group.It’s located in HangZhou city,ZheJiang Province,is located in the center of the Yangtze River Delta,the north part close to Yangtze River, the south part close to Lake Xihu (West Lake) Dis., and East part is close to the East China Sea.Is the birthplace of modern Chinese industrial, modern equipment manufacturing city. It Has a superior geographical advantage and convenient land and sea and airtransportation conditions.
WeiQiang group was founded in 1989,More than 30 years of history, now,It Consists of several companies,such as  Weiqiang Chemical, Weiqiang machinery,  XuanXuan heavy Machinery , it was assessed as “private technology enterprises in HangZhou City”,”High-tech enterprises in ZheJiang Province ” Private science and technology enterprises in ZheJiang province “.
ZheJiang Xuan Xuan Heavy Machinery Co., Ltd. professional design and manufacture trenchless engineering equipment,integrate Product development, manufacturing, marketing and after-sales service .Products include multi-series pipe jacking machine, shield machine, pipe jacking equipment and spare parts spare parts.
Products include multi-series pipe jacking machine, shield machine, spare parts of pipe jacking machine, shield machine,Hydraulic oil cylinder, hydraulic system, lubricating system, pneumatic system, PLC control system and non-standard equipment.The company attaches great importance to the development of new technology and new products.In recent years, In recent years, vigorously invested in the non-excavation pipe jacking equipment, hydraulic systems, and had done a lot of fruitful work.It has successfully developed a slurry balance, earth pressure balance and series of multi-type excavation products,It has been  successful application in domestic market,  
The company attaches great importance to product quality management, and establish a standardized and systematic quality management platform, strict requirements, excellence, our goal is to provide customers with high-quality engineering equipment.  Company will provide high-quality pre-sale, sale, after-sales service,Companies to provide high-quality pre-sale, sale, after-sales service, At any time, provide product consulting,   use  guidance, etc.
Adhering to the service purposes of “active”, professional specialization, efficiency first ” we aim to provide quality products and excellent service to our customers. To achieve the expectations of customers and exceed goals of Industry standard.
Xuan Xuan heavy industry based on long-term development strategy, follow the “conservation, security, service,” the 3S product concept, and vigorously promote scientific and technological innovation, continuing to provide customers with quality products and services.
FAQ
In order for you to get a better price and technical solutions. Please provide the following required parameters:
1. Project total length, distance for 1 section, how many sections will be built? 
2 Pipe type: concrete or steel etc, single length of the pipe? outer and inner diameter ? 
 3 Projects information: for water supply, sewage project? 
 4 Underground water level; 
 5 Soil type? soil report is needed.

 

Gear Reducers: Bonfiglioli Italy
PLC Program Controller: Mit Subishi, Japan
Touch Screen: Mit Subishi, Japan
Steering Solenoid Valve: Yuken, Japan
Electric Motor: Siemens
Main Electrical Components: Schneider
Customization:
Available

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Customized Request

bushing

What you should know about bushings

If you are in the market for a casing, there are a few things you should know before buying. First, a bushing is a mechanical part with a rotating or sliding shaft part. You can find them in almost all industrial applications due to their excellent load-carrying capacity and anti-friction properties. They are especially important in construction, mining, agriculture, hydropower, material handling, and more.

Casing application

The casing market is mainly driven by the growth of the power generation industry. The increasing electrification of Asia Pacific and the deployment of renewable energy in countries such as Saudi Arabia and the UAE are driving the demand for distribution transformer bushings. In addition, the demand for bushings in Western Europe is also likely to increase with the spread of renewable energy and the installation of electric vehicle charging infrastructure. However, the market in Asia Pacific is expected to remain small compared to the rest of the world.
Although bushings are relatively expensive, they are very durable and cost-effective. Furthermore, bushings have a variety of applications, making them an important component in power transformers. For example, power transformers often use bushings to achieve relative movement by sliding or rolling. The vehicle suspension system also uses rubber bushings for a smooth ride and rotating bushings for machine-related operations. They require precision machined parts and are especially useful in applications where high loads and friction must be controlled. Also, plastic bushings are used for wheels in dry kilns, where lubrication is often troublesome.
Transformers require constant monitoring, which is one of the reasons bushings are so important in power transformers. Any failure of these components could result in the total loss of the transformer and all surrounding equipment. To maintain high system reliability, utilities must monitor insulation in and around bushings, especially if transformers have been in use for decades. Some utilities have made monitoring the condition of their transformers an important part of their smart grid plans.

Material

The core of the dry casing has many material interfaces. The discharge most likely originates near the edges of the foils and can cause electrical tree growth or breakdown between adjacent foils. Several studies have investigated interfacial effects in composite insulating materials and concluded that the conditions under which the interface occurs is a key factor in determining the growth of electrical trees. This study found that material type and interface conditions are the two most important factors for the growth of electrical trees.
Bushings can be made of many different materials, depending on their purpose. The main purpose of the bushing is to support the assembly while protecting it. They must be stiff enough to support the load placed on them, and flexible enough to protect the shaft. Since the shaft is usually not centered on the bushing during rotation, the bushing must be durable enough to carry the load while still protecting the shaft. Here are several materials used for bushings:
A stabilizer bar assembly is a good example of pre-assembly. This pre-assembly enables the vehicle assembly plant to receive components ready for vehicle assembly. The prior art requires the vehicle assembly plant to separate the bushing from the stabilizer bar. However, the present invention eliminates this step and provides a mechanically rigid stabilizer bar assembly. It is designed to prevent audible squeals and improve vehicle performance and handling.
Hardened steel bushings are ideal for pivot and low speed applications. They are made of high carbon steel and fully hardened to 56-62 HRC. Bronze bushings require daily or weekly lubrication but are more expensive than plastic bushings. Plastic bushings are low cost, low maintenance, self lubricating and do not require regular lubrication. These are also suitable for applications with hard to reach parts.
bushing

application

Bushings have many applications in various industries. Most of the time, it is used for drilling. Its excellent chemical and mechanical properties can be used to protect various equipment. These components are versatile and available in a variety of materials. All sleeves are packaged according to national and international standards. They are used in many industrial processes from construction to drilling. Some application examples are listed below.The component 10 may contain a tank for a liquid such as fuel, and the object 12 may be made of fiber reinforced composite material. Sleeve assembly 16 is configured to ground component 10 and object 12 . It may be a bulkhead isolator 40 used to isolate electrical charges in aircraft hydraulic lines. Bushing assembly 16 is one of many possible uses for the bushing assembly. The following examples illustrate various applications of bushing assemblies.
Bearings are devices used to reduce friction between moving surfaces. They are a good choice for many applications as they are maintenance free and extend the life of machine components. They can be used in a variety of applications and are often used with plastic and metal materials. For example, Daikin offers bronze and brass bushings. Bushings have many other uses, but they are most commonly used in machines, especially when used in low-load environments.
The most common application for bushings is drilling. Swivel bushings can be used in almost any drilling application. For more complex applications, CZPT’s engineering department can create special designs to your specifications. The applications of bushings in machining centers are endless. By providing a smooth, reliable interface, bushings are an excellent choice for precision machining. They can also provide current paths.

Cost

When you have a vehicle that needs a bushing replacement, you may be wondering about the cost of a bushing replacement. The fact is, the cost of a bushing replacement will vary widely, depending on the specific car model. Some cars cost as little as $5, while other vehicles can cost up to $300. The replacement of a control arm bushing may not cost that much, but it’s important to know that it’s a relatively expensive part to replace.
Most mechanics charge around $375 for a job that involves replacing the bushing in a control arm. However, this price range can vary significantly, depending on whether the mechanic uses OE or aftermarket parts. In any case, the cost of labor is typically included in the price. Some mechanics may even include a labor charge, which is an additional cost. In general, however, the cost of a control arm bushing replacement is comparable to the cost of replacing a single bushing.
Control arm bushings are made of two metal cylinders secured together by a thick layer of rubber. Over time, these parts can deteriorate due to accidents, potholes, and off-roading. For this reason, it is important to replace them as soon as possible. Bushing replacement can save you money in the long run, and it’s important to have your vehicle repaired as soon as possible. If your control arm bushing is showing signs of wear, you should have it replaced before it becomes completely useless.
If you have decided to replace your suspension bushing yourself, the cost will be considerably lower than you would spend on the replacement of other components. If you have a mechanically-inclined mechanic, you can do it yourself. The parts and labour are reasonably cheap, but the most expensive part is the labor. Because it requires disassembling the wheel and suspension and installing a new bushing, it is important to have a mechanic who has a good understanding of vehicle mechanicry. The cost for control arm bushing replacement is between $20 and $80 per bushing, and a set of four costs approximately $300.
bushing

Disambiguation

If you’ve come across a page containing information about Bushing, you may have been looking for more information. This disambiguation page lists publications about the person, but these have not been assigned to him. We encourage you to contact us if you know who the true author of these publications is. Nevertheless, if you’re searching for specific information about Bushing, we recommend you start with CZPT.

China Professional Ysd3000 Rock Tunnel Boring Machine with Slewing Bearing   deep groove ball bearingChina Professional Ysd3000 Rock Tunnel Boring Machine with Slewing Bearing   deep groove ball bearing
editor by CX 2023-11-24