The maintenance of CNC machine tools is an important task to ensure the normal operation of the machine tools and extend their life. The following are some important matters for maintenance:

1. Cleaning: Clean the surface and parts of the machine tool regularly. Do not use a damp cloth to clean the machine to prevent the parts from getting damp and affecting normal use.

2. Lubrication: Check the lubrication system of the machine tool regularly to ensure that there is sufficient lubricating oil and grease, and add or replace them in time; at the same time, pay attention to cleaning impurities in the lubrication system to ensure the normal operation of the system.

3. Maintain a stable environment: CNC machine tools have relatively high requirements for the environment. Try to keep the environment around the machine tool stable to prevent external factors such as dust, moisture and vibration from affecting the machine tool.

4. Check the electrical system: Regularly check the electrical system of the machine tool, including wires, plugs and switches, to ensure that there is no damage or looseness to avoid circuit failures and safety hazards.

5. Waste disposal: Clean and dispose of waste and chips generated by the machine tool in a timely manner to prevent excessive accumulation that affects the normal operation of the machine tool.

6. Regular maintenance: According to the requirements of the machine tool manufacturer, regular maintenance and upkeep of the machine tool should be performed, including replacement of wearing parts, correction of machine tool errors, inspection of wear of various parts of the machine tool, etc.

7. Operator training: Provide necessary training to machine tool operators so that they can use and operate machine tools correctly and reduce damage and failures caused by incorrect operation.

8. Record maintenance status: Establish maintenance records for machine tools, including maintenance time, maintenance content and results, etc., for subsequent tracking and reference.

Through the above care and maintenance measures, the service life and performance of CNC machine tools can be effectively improved, the occurrence of failures and damage can be reduced, and production efficiency and quality can be improved. At the same time, regular maintenance can also help to discover potential problems and solve them in time to avoid larger failures.