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Common knowledge of punch maintenance

1. Before use:

A. Punch and guide sleeve should be lubricated at least once every hour when the punch is working continuously.

B. When in use, the residue on the punch should be cleaned up in time, especially the residue in the lower die. After cleaning, the punch should be turned on again.

C. When using, pay attention to loosening or abnormal sound of punch. If problems are found, deal with them in time.

D. When it is found that the position of the punch is offset, it can not be beaten with iron, but with rubber hammer.

E. Pressure is recommended. (Normal 4 mpa)

2. After use:

A. After use, first wipe the outside of the punch, especially the punch and the lower part of the die.

B. Adding lubricating oil to the punch and the lower die to press the punch to the lowest position so as to better protect the blade and the lower die from damage.

Troubleshooting

1. When punching, the punch can't be pulled down after punching?

A: Check whether the air pressure is adequate (normal pressure needs about 4 mpa)

2. Punching often breaks plastic bags?

A: Check whether the air pressure is adequate or low.

B: Check whether the punching signal system is normal.

C: Check whether the cutters of punching machine and bag making machine are synchronized.

Is the residence time of D punch too long?

3. Punching time is good or bad (sometimes it can't be punched)

A: Check whether the solenoid valve is in water and working, and whether the muffler is blocked.

B: Check whether the cylinder is leaking.

4. Furring or continuing at the punched hole position

A: Without removing the punch, it is necessary to grind the non-sharp position of the lower die or the edge of the punch under parallel grinding, so as not to let the discards stay on the top.

Please contact our company for non-above faults. Non-professionals are not required to disassemble and assemble by themselves. They must return to the manufacturer for repair.