CNC machine tools usually adopt the following methods to reduce friction of moving parts and eliminate transmission clearance:

1. Precision manufacturing and assembly: CNC machine tools adopt high-precision manufacturing processes and assembly technologies to ensure that the dimensional accuracy and surface quality of each moving part of the CNC machine tool meet the requirements. Precision manufacturing of CNC machine tools can reduce friction between moving parts and improve the movement accuracy of CNC machine tools, thereby reducing energy loss and transmission clearance.

2. Lubrication system optimization: CNC machine tools adopt an efficient lubrication system, such as using appropriate lubricants, lubricants, and lubrication methods to ensure that the friction coefficient between the moving parts of the CNC machine tool is reduced to a minimum, reducing friction losses, and maintaining the motion of the CNC machine tool. Good lubrication condition of components.

3. High-precision guide rails and bearings: CNC machine tools choose high-precision guide rails and bearings to ensure that the guide system of the CNC machine tool has good rigidity and stability, reduce the friction and transmission clearance of the moving parts of the CNC machine tool, and improve the processing accuracy and accuracy of the machine tool. stability.

4. Preloading device: The use of preloading devices in the CNC machine tool transmission system, such as spring preloading, air pressure preloading, etc., can eliminate the transmission gap. The CNC machine tool improves the accuracy and response performance of the transmission system and reduces the friction between moving parts. friction.

5. Optimization of digital control system: By optimizing the control algorithm and parameter settings of the CNC system, CNC machine tools can achieve precise control of moving parts, reduce friction and vibration during movement, and improve the processing accuracy and stability of machine tools.

6. Regular maintenance and upkeep: Carry out regular maintenance and upkeep on CNC machine tools, promptly replace seriously worn parts and lubricating oil, maintain the good working condition of CNC machine tools, reduce friction and transmission gaps between moving parts, and extend the service life of machine tools. service life.

To sum up, CNC machine tools can effectively reduce friction and eliminate friction in moving parts of CNC machine tools by adopting precision manufacturing, optimizing lubrication systems, selecting high-precision guide rails and bearings, using preload devices, optimizing CNC systems, and regular maintenance and upkeep. transmission clearance to improve the processing accuracy and stability of CNC machine tools.