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What are the maintenance tips of cross roller bearings

07-21, 2023 / in News / by PRS

Maintaining crossed roller bearings is crucial to ensure their optimal performance and extend their service life. Crossed roller bearings are precision components commonly used in various industrial and robotic applications, known for their high rigidity and load-carrying capacity.

Crossed roller bearings maintenance tips

crossed roller bearings

Regular Inspection

Conduct periodic visual inspections to check for any signs of wear, damage, or contamination. Look for abnormal noise or vibration during operation, which could indicate a problem with the bearing.


Proper lubrication is essential for smooth operation and to reduce friction and wear. Follow the manufacturer's recommendations regarding the type and amount of lubricant to use. Ensure that the lubrication intervals are adhered to.

Contamination Control

Crossed roller bearings are sensitive to contamination. Keep the working environment clean and free from dust, dirt, and other particles that could enter the bearing. Use seals and shields to protect the bearings from external contaminants.

Proper Installation

Ensure correct installation of the crossed roller bearings, following the manufacturer's guidelines. Properly fit the bearings onto the shaft and housing, and avoid applying excessive force during the installation process.


Check the alignment of the shafts and housings to ensure that they are properly aligned with each other and the bearing. Misalignment can lead to premature wear and failure of the bearings.

Temperature Control

Avoid operating crossed roller bearings at extreme temperatures. High temperatures can degrade the lubricant and reduce bearing life, while very low temperatures can cause the lubricant to thicken and hinder smooth rotation.

crossed roller bearings

Load Distribution

Crossed roller bearings are designed to handle both radial and axial loads. Make sure the loads are distributed evenly across the bearing to prevent overloading and premature failure.

Avoid Excessive Shock and Impact

Minimize shock loads and impacts on the bearings during operation. Sudden shocks can cause deformation and damage to the bearing elements.

crossed roller bearings

Replace Worn or Damaged Bearings

If you notice any signs of wear, damage, or increased play in the bearings, replace them promptly. Continuing to use worn-out bearings can lead to further damage and compromise the performance of the entire system.

Follow Manufacturer's Guidelines

Always refer to the manufacturer's maintenance and operation manual for specific recommendations on crossed roller bearings. Different bearing designs may have unique requirements.

Remember, the proper maintenance of crossed roller bearings not only ensures their longevity but also contributes to the overall efficiency and reliability of the machinery or equipment in which they are used. If you are uncertain about any aspect of the maintenance process or encounter any issues, consider seeking assistance from a qualified professional or the manufacturer's support team.

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