Feeding device of press machine

The utility model relates to the technical field of press machines, in particular to a feeding device of a press machine, which comprises a press machine body, a stamping platform and a mounting box. A motor is fixedly connected to the interior of the mounting box, the stamping platform is arranged above the press machine body, a connecting rod is vertically and fixedly connected to the output end of the motor, a connecting disc is fixedly connected to the top of the connecting rod, and a plurality of extension rods are fixedly connected to the outer wall of the connecting disc in sequence; according to the plate machining device, the motor is stopped to rotate, plates are machined, the motor rotates after machining, so that the plates on the other mounting frames rotate to the stamping platform part, and in the machining process of the other plates, the plates on the other mounting frames are clamped by the clamping plates, so that the machining efficiency of the plates is improved, and the plate machining e