Reason:1. The operator's manual operation is not accurate, and the manual operation number is incorrect.2. There are burrs around the mold.3. The cent...
Reason:1. The strength of the knife is not enough, too long or too small. Causes the tool to snap.2. Improper operation by the operator.3. The cutting...
(1) after the main shaft is started, there shall be a delay time to ensure that the main shaft reaches the rated speed.⑵ during tool withdrawal, if th...