How to troubleshoot abnormal noise in CNC lathe spindle?
Published Time:
2026-04-28
The CNC lathe spindle abnormal noise can be checked according to the following steps: First, stop the machine and check the appearance of the spindle to see if there are loose or worn parts, such as belts, couplings, etc.
The CNC lathe spindle abnormal noise can be checked according to the following steps: First, stop the machine and check the appearance of the spindle to see if there are loose or worn parts, such as belts, couplings, etc., and tighten or replace them; then, manually turn the spindle to feel whether there is any jamming or unsmoothness, and determine whether the bearings are damaged. If there are any problems, Replace the bearings; then, start the machine tool to run at low speed, listen to the source of the abnormal noise, and determine whether it is a problem with the spindle motor, transmission components or the spindle itself; finally, check the lubrication system to see if the lubricating oil is sufficient and the oil circuit is smooth. Poor lubrication will cause component wear and abnormal noise, so replenish or clear the oil circuit in time.
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