Automatic punching and feeding device for tunnel steel arch connecting plate

The utility model relates to an automatic punching and feeding device for a tunnel steel arch connecting plate. At the present stage, when punching is conducted on a tunnel arch frame connecting plate, punching is conducted one by one in a manual handheld mode, and potential safety hazards exist in operation. The automatic punching and feeding device comprises the vertical feeding mechanism and the horizontal feeding mechanism, the horizontal feeding mechanism comprises the feeding frame and the clamping frame, the vertical feeding mechanism feeds materials in an up-down moving mode, a plurality of connecting plates can be filled at a time for automatic feeding, and the automatic punching and feeding device is simple in structure and convenient to operate. The horizontal feeding mechanism gradually clamps the connecting plate at the uppermost end from the upper end of the vertical feeding mechanism and then moves the connecting plate to the position between the punch and the punching die for automatic punchin