Product Description

I. PRODUCT INFO.
CHIK OEM Best Selling chrome steel 32311 32330 33115 25580/20 157149/10 cross roller bearing

Main Products Deep groove ball bearings
Cylindrical roller bearings
Angular contact ball bearings
Thrust ball bearings
Insert bearings
Self-aligning ball bearings
Taper roller bearings
Needle roller bearings etc.
ID size 30MM-1/10
32312 33/10
32313 33011 33122 28680/22 104949/10
32314 33012 33207 28985/20 212049/11
32315 33013 33208 29590/20 218248/10
32316 33014 33209 44643/10 220149/10
32317 33015 33210 44649/10 501349/10
32308 33016 33211 45449/10 518445/10
32320 33018 33212 47686/20 12749/10
32321 33019 33213 48548/10 12749/11
32322 33571 11749/10 67048/10 387A/382A
32324 33111 11949/10 69349/10 3984/20
32326 33112 12649/10 86649/10 594/592

VI. FAQ
1. Trade company or manufacturer?
We are manufacturer, warm welcome to visit our factory.
2. What kinds of bearings you can manufacture?
We are producing standard and custom deep groove ball bearings, angular contact ball bearing .
Also we produce custom bearings designed for your special needs.
3. Is there any other model bearings for choose?
Yes, our company has long-term relationship with many bearing manufacturers in China.
we can find most kinds of bearings you need.
4.What about MOQ?
No MOQ limited,SKG’s service is 1. The more quantity is,the better service and prices you can enjoy .
5.What about the after sales service?
If there is abnormal, we are 24-7 stand by.
Complaint handling procedure will be boot at once.
Implementation of the scheme will be come out within 48 hours. We will negotiate with customer to find a reasonable way to resolve and compensate.

V. CONTACT INFO.

ZheJiang CHIK BEARING CO, .LTD.
Chris  ( Export Dep. )
Add:  No.9 Longao, North Longao Road, HangZhou city,ZheJiang ,china 250000
Website:   chikbearing    /* 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)
Material: Bearing Steel
Spherical: Non-Aligning Bearings
Load Direction: Axial Bearing
Samples:
US$ 1.15/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

cross roller bearing

Can you provide examples of scenarios where precision and rigidity are crucial with cross roller bearings?

Precision and rigidity are critical requirements in various scenarios where cross roller bearings are employed. These bearings excel in applications that demand accurate motion control, minimal deflection, and high stiffness. Here are some examples of scenarios where precision and rigidity are crucial with cross roller bearings:

  • Robotic Arm Joints:
  • Robotic arm joints require precise and repeatable motion for tasks such as pick-and-place operations, assembly, and welding. Cross roller bearings provide the necessary rigidity to withstand the loads and maintain accurate positioning, ensuring smooth and controlled movement of the robotic arm.

  • Machine Tool Spindles:
  • In machine tools, such as milling machines and lathes, the spindle’s precision and rigidity are crucial for achieving accurate and high-quality machining. Cross roller bearings used in machine tool spindles enable precise rotation with minimal deflection, ensuring the accuracy and surface finish of the machined components.

  • Precision Optical Instruments:
  • In precision optical instruments like telescopes and microscopes, cross roller bearings are employed in stages and mounts to enable precise positioning and alignment. The rigidity of these bearings ensures stability and eliminates unwanted vibrations, allowing for clear and accurate observations or measurements.

  • Coordinate Measuring Machines (CMMs):
  • CMMs are used for dimensional inspection and measurement of complex parts. Cross roller bearings are crucial in the moving stages of CMMs, providing the necessary rigidity and precision to accurately position the probing system. This ensures precise and repeatable measurements with high accuracy.

  • Semiconductor Wafer Handling:
  • In semiconductor manufacturing, cross roller bearings are used in wafer handling robots and stages. These bearings enable precise and controlled motion during wafer loading, alignment, and transfer. The rigidity of cross roller bearings ensures accurate positioning of wafers, critical for the manufacturing of integrated circuits with nanoscale precision.

  • Aircraft Control Surfaces:
  • Aircraft control surfaces, such as ailerons, elevators, and rudders, require precise and responsive movement for safe and efficient flight control. Cross roller bearings are employed in the hinge mechanisms of these control surfaces, providing the necessary rigidity and accuracy to ensure precise control inputs and aerodynamic stability.

  • Surgical Robots:
  • In surgical robots, precision and rigidity are crucial for performing delicate and precise surgical procedures. Cross roller bearings are used in robotic joints and arms to enable precise and controlled movement of surgical tools. The rigidity of these bearings ensures accurate positioning and minimizes any unintended motion during surgery.

  • Solar Tracking Systems:
  • In solar tracking systems, which orient solar panels to maximize energy capture, precision and rigidity are essential for accurate tracking throughout the day. Cross roller bearings used in solar tracking systems provide the necessary stiffness to withstand wind loads and maintain precise alignment, optimizing energy generation from sunlight.

In summary, precision and rigidity are crucial in scenarios where cross roller bearings are utilized. Examples include robotic arm joints, machine tool spindles, precision optical instruments, coordinate measuring machines, semiconductor wafer handling, aircraft control surfaces, surgical robots, and solar tracking systems. In these applications, cross roller bearings ensure accurate motion control, minimal deflection, and reliable performance, allowing for precise operations, measurements, and control in various industries.

cross roller bearing

How do temperature variations and environmental conditions impact the performance of cross roller bearings?

Temperature variations and environmental conditions can significantly impact the performance of cross roller bearings. These factors affect the bearing’s materials, lubrication, and overall operation, and can lead to various performance issues. Here’s a detailed look at how temperature variations and environmental conditions impact cross roller bearings:

  • Material Expansion and Contraction:
  • Temperature variations cause materials to expand or contract. Cross roller bearings typically consist of different components made of various materials, such as steel, aluminum, or plastics. When exposed to temperature changes, these materials expand or contract at different rates, which can affect the internal clearances and preload of the bearing. Excessive expansion or contraction can lead to changes in bearing tolerances, increased friction, and potential issues with fitting and alignment.

  • Lubrication Performance:
  • Temperature variations can impact the performance of lubricants used in cross roller bearings. Lubricants have specific viscosity characteristics at different temperatures. High temperatures can cause lubricants to thin out, leading to reduced film thickness and increased friction. Conversely, low temperatures can cause lubricants to thicken, making it challenging for them to flow properly and provide sufficient lubrication. Inadequate lubrication due to temperature variations can result in increased wear, higher operating temperatures, and potential bearing failure.

  • Thermal Expansion of Bearing Components:
  • Temperature variations can also cause the bearing components themselves to expand or contract. This can affect the internal clearances and preload within the bearing. If the temperature rises, the bearing components may expand, leading to reduced internal clearances and potential binding or increased friction. On the other hand, lower temperatures can cause the bearing components to contract, resulting in increased internal clearances and potential play or reduced stiffness. These changes in clearances and preload can impact the precision, smoothness, and overall performance of the cross roller bearing.

  • Corrosion and Rust:
  • Environmental conditions, including moisture, humidity, and exposure to corrosive substances, can lead to corrosion and rust formation on the bearing surfaces. Corrosion can degrade the bearing’s performance by increasing friction, causing surface damage, and reducing the effectiveness of lubrication. In severe cases, corrosion can lead to pitting, spalling, or premature failure of the cross roller bearing. Proper sealing, lubrication, and protection against corrosive elements are essential to mitigate the impact of environmental conditions on the bearing’s performance.

  • Contamination and Particle Ingress:
  • Environmental conditions can introduce contaminants, such as dust, dirt, or debris, into the bearing system. These particles can enter through open seals or shields or when the machine is operating in dusty or dirty environments. Contamination can cause abrasive wear, increase friction, and compromise the bearing’s precision and reliability. The presence of contaminants can also accelerate lubricant degradation and lead to lubricant contamination, further impacting the bearing’s performance.

  • Operating Life and Durability:
  • Temperature variations and harsh environmental conditions can affect the operating life and durability of cross roller bearings. High temperatures can accelerate the aging and degradation of bearing materials, lubricants, and seals, reducing their overall lifespan. Exposure to extreme environmental conditions, such as high humidity or corrosive substances, can lead to premature wear and failure. Proper selection of materials, lubrication, and protective measures, such as seals and shields, is crucial to ensure the longevity and reliability of cross roller bearings in challenging operating environments.

In summary, temperature variations and environmental conditions have a significant impact on the performance of cross roller bearings. They can affect the materials, lubrication, internal clearances, and overall operation of the bearing. It is essential to consider these factors during the design, selection, and maintenance of cross roller bearings to ensure optimal performance, reliability, and longevity in various operating environments.

cross roller bearing

What are the common applications and industries where cross roller bearings are essential components?

Cross roller bearings find essential use in various applications and industries that require high precision, rigidity, and compact design. These bearings offer excellent rotational accuracy and load-carrying capacity, making them suitable for a wide range of demanding applications. Here’s a detailed overview of the common applications and industries where cross roller bearings are essential components:

  • Robotics and Automation:
  • Cross roller bearings are extensively used in robotics and automation systems. They provide precise rotational motion and support heavy loads with minimal deflection. Cross roller bearings are commonly found in robot joints, robotic arms, manipulators, and other robotic mechanisms that require accurate positioning and smooth motion control.

  • Machine Tools:
  • In the machine tool industry, cross roller bearings are vital components in various equipment such as milling machines, grinding machines, lathes, and machining centers. These bearings provide the necessary rigidity and accuracy for spindle rotation, table movement, and other critical functions in machine tools.

  • Medical and Healthcare:
  • The medical and healthcare sector relies on cross roller bearings for a range of applications. They are used in medical imaging equipment, including CT scanners, MRI machines, and X-ray systems, where precise and smooth movement is crucial. Cross roller bearings are also employed in surgical robots, patient tables, examination chairs, and other medical devices that require high precision and reliability.

  • Aerospace and Aviation:
  • Cross roller bearings play a significant role in the aerospace and aviation industry. They are utilized in aircraft landing gear systems, control surfaces, engine components, and satellite mechanisms. The compact design and high load-carrying capacity of cross roller bearings make them well-suited for aerospace applications that demand reduced weight and increased efficiency.

  • Semiconductor Manufacturing:
  • In semiconductor manufacturing, cross roller bearings are critical for precise wafer handling and positioning. They are used in wafer handling robots, inspection systems, lithography machines, and other semiconductor equipment. The high rigidity and low friction of cross roller bearings ensure accurate alignment and positioning of wafers during the manufacturing process.

  • Optical and Precision Instruments:
  • Cross roller bearings are extensively employed in optical and precision instruments, including telescopes, microscope stages, coordinate measuring machines (CMMs), and optical inspection systems. These bearings provide stable and smooth motion control, allowing for accurate observations, measurements, and alignments in these instruments.

  • Industrial Machinery:
  • Various industrial machinery and equipment rely on cross roller bearings for their critical operations. They are used in printing machines, packaging equipment, textile machinery, industrial robots, and assembly lines. Cross roller bearings provide the necessary precision, load capacity, and reliability required in these industrial applications.

  • Renewable Energy:
  • In the renewable energy sector, cross roller bearings are utilized in wind turbines and solar tracking systems. They enable the precise rotation and positioning of wind turbine blades and solar panels, ensuring optimal energy capture and conversion. Cross roller bearings contribute to the efficiency and reliability of renewable energy generation.

In summary, cross roller bearings are essential components in a wide range of applications and industries. They are commonly found in robotics and automation, machine tools, medical and healthcare equipment, aerospace and aviation systems, semiconductor manufacturing, optical and precision instruments, industrial machinery, and renewable energy systems. The unique characteristics of cross roller bearings make them indispensable for achieving accurate motion control, high load capacity, and long-term reliability in these demanding applications.

China high quality CZPT OEM Best Selling Chrome Steel 32311 32330 33115 25580/20 102949/10 Cross Roller Bearing   bearing driverChina high quality CZPT OEM Best Selling Chrome Steel 32311 32330 33115 25580/20 102949/10 Cross Roller Bearing   bearing driver
editor by CX 2024-04-09