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Common faults and solutions of pneumatic marking machines


The printed characters is deformed and the strokes are misplaced

(1) Whether the copper sleeve in contact with the needle at the lower end of the printing needle cylinder is too worn, otherwise it should be replaced.

(2) When the power is not working, shake the cylinder head of the printing needle gently in the X direction and the Y direction to see if each direction is loose. If there is a gap, check whether the synchronous belt is too loose and whether the synchronous belt pressure plate is loose. Check whether the synchronous pulley and the motor shaft are loose, reconnect or tighten them.

(3) Check whether there are impurities on the slide bar of the two-dimensional workbench.

(4) Check for loose electrical connections.