China manufacturer 20y-25-A1101 Slewing Bearing with Gear for PC220LC-6le

Product Description

1. Product Description
 

Material 42CrMo or 50Mn
Delivery Time 15 Days
Transport By sea, by air, by railway, by express
Warranty Period 18 Months
Package Wooden Box
Payment T/T , Western Union, Paypal

2. Product show

3. Company profile

HangZhou King Slewing Bearing Technology Co., Ltd. is a specialized manufacturer and exporter for excavator and crane slewing bearings. The company occupies the workshop area of 6,000m2, offering a variety of models which can meet your various demands. We own a specialized team in R&D and manufacturing the slewing bearing for many years. We can make more than 1000 models of slewing bearings to match famous excavator and crane brands, such as CAT RPILLAR, , HITACHI, KOBELCO, HYUNDAI, VOLVO, DOOSAN, LI BHERR, DAEWOO, JCB,CASE, SUMITOMO, KATO, etc.

We have strong production facilities and complete process for making slewing bearings, such as  CNC machines , vertical lathes, gear hobbing machines, gear shaping machines, hole drilling machines, quenching equipment, vertical grinding machines, turning machines, etc. We adhere to ISO9000 quality system management standards and strictly execute the mechanical standard of the domestic and international standards of the products.
Our products are supplied for the following brands:

4. Our slewing rings can match with more than 1000 excavator models. 

5. Excavator part numbers as below:

 

Excavator model number Part number Excavator model number Part number
PC15   20M-25-81201 PC240-8 206-25-00301
PC18  20M-25-81201 PC270   206-25-00400
PC75UU-2   201-25-61100 PC290   206-25-00400
PC100-6 203-25-62100 PC300 207-25-31112
PC110R  206-25-11100 PC300-3  207-25-00571
PC120-5   203-25-51200 PC300-6   207-25-61100
PC120-6Z  203-25-61100 PC300-7   207-25-61100
PC120-6 203-25-62100  PC300-7      207-25-61700
PC130-6        203-25-62100 PC300LC-5    207-25-51100
PC130-7     SAA4D95L PC300LC-6    207-25-61100
PC150LCK-6   21P-25-K1100 PC300LC-7    207-25-61100
PC160-6K  21P-25-K1100 PC300-8 207-25-61100
PC160-7    21K-25-5711 PC300-8   207-25-00121
PC200   205-25-00015 PC340   207-25-61200
PC210NlC-7K    20Y-25-00301 PC380LC-6K 207-25-61200
PC200-5 20Y-25-11103 PC400-7 208-25-61100
PC200-8   206-25-5710 PC400LC-5     208-25-52101
PC200-6      20Y-25-25710     PC400LC-5    208-25-52100
PC200-6Z   20Y-25-22200 PC400LC-5    208-25-52101
PC200-6     S6D102-1 PC400LC-5    208-25-A2100
PC200-7    20Y-25-21200 PC400LC-6    208-25-61100
PC220-7     120Y-25-21300 PC400   208-25-61100
PC200LC-7 20Y-25-21200 PC450LC-6K  208-25-61100
PC220    205-25-00571 PC450-8 208-25-71230
PC220LC-6LE     20Y-25-A1101 PC450-8 207-25-31180
PC220-6  20Y-25-21200 PC450-8 208-25-61100 
PC220-6  20Y-25-21100 PC600-7   21M-25-11100
PC220-7  206-25-00301  pc600-7 21M-25-11102
PC220-8  206-25-00320 PC600LC-6   21M-25-11100
PC220LC-8   206-25-00301 PC600LC-8       21M-25-11101
PC228US-3 22U-25-5711 PC750    209-25-71100 
PC228  22U-25-05710 PC800LC-8  209-25-5712
PC228  22U-25-05710 PC800-6  209-25-5711
PC-228-USLC-2 22U-25-11102 PC1250  21N-25-5711
PC240-3  205-25-0571  PC2000  
PC240-7      206-25-00301  

 6. Our machine tools

7. Packaging by wooden box

8. Transportation way: By sea/ air/ rail/ road/ TNT/DHL/UPS/Fedex,ect. 

8. Contact information

Company: HangZhou King Slewing Bearing Technology Co.,Ltd
Address: CHINAMFG Xinzhan CHINAMFG Science and Technology Park, Xinzhan District, HangZhou, ZheJiang Province
Contact person: Ms. Amy Sun
 

 
 

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Standard or Nonstandard: Standard
Feature: Short Delivery Time
Sealing Gland: We Use Seal Rings
Rolling-Element Number: Single Row, Three Row for Huge Slewing Bearing
Roller Type: Four Point Contact
Material: Alloy Steel
Samples:
US$ 1550/Set
1 Set(Min.Order)

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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 are the signs that indicate a need for slewing ring replacement or maintenance, and how can they be diagnosed?

When it comes to slewing rings, certain signs indicate the need for replacement or maintenance to ensure optimal performance and prevent potential failures. Here’s a detailed explanation of the signs that indicate a need for slewing ring replacement or maintenance, along with methods for diagnosis:

  • Unusual Noise: Unusual noises, such as grinding, clicking, or squealing sounds, during the operation of rotating systems may indicate a problem with the slewing ring. These noises can be caused by worn-out or damaged rolling elements, insufficient lubrication, misalignment, or other issues. Diagnosis involves conducting a thorough inspection of the slewing ring and its components to identify the source of the noise and determine the appropriate course of action.
  • Abnormal Vibration: Excessive vibration during the operation of rotating systems can be a warning sign of a faulty slewing ring. It may indicate misalignment, imbalanced loads, damaged rolling elements, or worn-out bearings. Vibration analysis techniques, such as using vibration sensors or analyzers, can help diagnose the source and severity of the vibration. Based on the analysis results, appropriate maintenance or replacement actions can be taken.
  • Irregular Movement: Any irregular movement or jerking motion of the rotating system can be an indication of a problem with the slewing ring. It may be caused by damaged or worn-out teeth on the slewing ring, misalignment, or inadequate lubrication. Visual observation of the system’s movement during operation can help identify any irregularities. Additionally, conducting a detailed inspection of the slewing ring and its teeth can provide further insight into the issue.
  • Increased Friction: If there is a noticeable increase in friction or resistance during the rotation of the system, it could be a sign of a problem with the slewing ring. This may be due to insufficient or contaminated lubrication, damaged rolling elements, or misalignment. Diagnosis involves checking the lubrication levels and quality, inspecting the rolling elements for signs of damage, and verifying the alignment of the slewing ring.
  • Uneven or Excessive Wear: Visual inspection of the slewing ring can reveal signs of uneven or excessive wear. This can manifest as worn-out or pitted rolling elements, damaged or missing teeth, or abnormal wear patterns on the raceways. Regular inspections and comparing the current condition with the manufacturer’s specifications or previous inspection records can help diagnose the level of wear and determine if maintenance or replacement is necessary.
  • Leakage or Contamination: Leakage of lubricant or the presence of contaminants, such as dirt, water, or debris, in the slewing ring assembly can be indicative of a problem. It may lead to inadequate lubrication, accelerated wear, or corrosion. Visual inspection of the slewing ring and any associated seals or gaskets can help identify any signs of leakage or contamination. Addressing the source of the leakage and ensuring proper sealing is essential to maintain the integrity and performance of the slewing ring.
  • Reduced Load-Carrying Capacity: If the rotating system experiences difficulty in handling its intended loads or shows signs of decreased load-carrying capacity, it may indicate an issue with the slewing ring. Factors such as worn-out rolling elements, damaged raceways, or misalignment can contribute to the reduction in load-carrying capacity. Performance testing and comparing the system’s current capabilities with its original specifications can help diagnose any loss in load-carrying capacity.

In summary, signs that indicate a need for slewing ring replacement or maintenance include unusual noise, abnormal vibration, irregular movement, increased friction, uneven or excessive wear, leakage or contamination, and reduced load-carrying capacity. These signs can be diagnosed through visual inspections, vibration analysis, performance testing, and comparing the observed conditions with the manufacturer’s specifications. Early detection and timely maintenance or replacement of the slewing ring can prevent further damage, ensure safe operation, and extend the lifespan of the rotating system.

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.

China manufacturer 20y-25-A1101 Slewing Bearing with Gear for PC220LC-6le  China manufacturer 20y-25-A1101 Slewing Bearing with Gear for PC220LC-6le
editor by Dream 2024-05-15