1. Pay attention to adding lubricating oil from time to time, and maintain the linear track to avoid the corrosion of the gray layer.
2. Pay attention to the oil on the bearing, so as to make the cutting accuracy accurate, you can use a needle to inject the oil into the bearing.
3. Adjust the tightness of the timing belt, neither too loose nor too tight.
4. Note that the cooling water should be kept unobstructed, the machine should be cleaned from time to time, and the exhaust should be normal; the environment and temperature should also be maintained to a corresponding extent.