Punching press automatic feeding device

The utility model relates to a loading attachment especially relates to a punching press automatic feeding device. Including the punching press support, fix stamping station on the punching press support, set up the punching press lower mould on stamping station and set up the punching press on stamping device on the mould, stamping device go up the fixedly connected with trigger, stamping device push down and drive the trigger and push down trigger switch, trigger switch set up on material feeding unit, material feeding unit receive that trigger switch's signal carries out the pay -off. This automatic feeding device is provided with the stopper, can inject the length of pay -off, guarantees at every turn that feed length is the same, and the precision is high, and the extravagant rate of material is low, reduces manufacturing cost. It is last the utility model discloses because trigger and trigger switch's combined action, with pay -off and the perfect adaptation of punching press step, very big improvement