here are several main reasons why one or three axes of engraving machine do not move or move abnormally

 

1: Loose or faulty control card.

 

2: The drive of the corresponding shaft is faulty.

 

3: Corresponding axis stepper motor fault.

 

4: The corresponding coupling is broken or loose.

 

5: The corresponding screw rod is broken or the screw nut fails.

 

6: The sliding speed of the corresponding shaft fails.

 

7: Driver subdivision, current, and other settings are different from those in the software.