How to choose and bending machine

1. Bending machine domestic model is introduced:

WC67Y series, WC67K series, WD67Y series, WE67K series.

For example:

Shearing machine repair and maintenance

One, the oil can't afford to build pressure, tool post no action.

A. the electromagnetic directional valve electrical plug contact undesirable.

Check the plugs.

B. electromagnetic directional valve core is sundry jammed or napped surface not action.

C. combination valve valve core damping clutter and can't afford to is closed.

Check unpick and wash.

Second, the tool carriage return on slow or can't back to the top dead center, rest and pressure cylinder action sequence.

1) return nitrogen gas cylinder pressure.

Check whether the nitrogen cylinder gas leakage and try to adjust to the pressure rated 4 to 5 mpa.

2) head of eccentric bearing damage

Three, on the head and the pressure cylinder action sequence

1) lack of nitrogen, nitrogen filling to the rated pressure.