Automatic feeding system of punching machine

The automatic feeding system of the punching machine comprises a material storage barrel, a support and an air cylinder, the air cylinder is arranged on the side wall of the support and comprises a plunger, the material storage barrel comprises a containing part and a spiral rail arranged on the inner wall of the containing part, parts are contained in the containing part, a motor is arranged at the bottom of the material storage barrel, a bottom plate is arranged at the bottom of the containing part, and the plunger is arranged on the bottom plate. And the bottom plate is fixed on a driving shaft of the motor. According to the automatic feeding system of the punching machine, the parts are stored in the material storage barrel, the spiral track is arranged on the inner wall of the material storage barrel and conveys the parts to the mechanical arm continuously, the mechanical arm clamps the parts and then is driven by the air cylinder to move to a station of the punching machine tool, and automatic feeding o