Automatic feeding device for stamping parts

The automatic feeding device comprises an operation table, a stamping frame body is installed on the left side of the operation table, the end face of the right side of the stamping frame body is provided with an opening, an L-shaped positioning plate is fixedly installed on the side wall of the bottom of the stamping frame body, and a stamping die holder is installed on the L-shaped positioning plate; a plate-shaped stamping part is arranged above the stamping die base, the front side end and the rear side end of the plate-shaped stamping part are clamped and fixed through a stamping clamping plate, the bottom end of the stamping clamping plate is slidably connected into an inner cavity of a supporting cylinder in an inserted mode, a spring is assembled and installed in the inner cavity of the supporting cylinder, the spring and the stamping clamping plate are elastically connected in an abutting mode, and the supporting cylinder is slidably connected to an adjusting table. The side wall of the adjusting tab