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1 to achieve mechanization, automatic feed and discharge.
2 Set up mechanical guards to prevent hand injuries. Use mold guards, automatic return devices and hand tools to access the material.
3 set up electrical protection, power off device. Set photoelectric or air curtain protection switch, two-handed or multi-handed series start switch, anti-misoperation device and so on.
4 Improve the clutch and brake structure. After the danger signal is issued, the crankshaft, connecting rod and punch of the press can be immediately stopped in place.