Automatic correction device for punching machine die manufacturing

The utility model provides an automatic correction device for manufacturing a punch die, which relates to the technical field of punch dies and comprises a lower mounting plate and a U-shaped correction frame. A left fixing plate is fixed to the left end of the lower mounting plate, two first connecting sleeves are arranged on the left fixing plate, rear lead screws are movably connected into the first connecting sleeves, the front ends of the rear lead screws are rotationally connected into first rear connecting plates on the outer side face of the left push plate, and a U-shaped correction frame is arranged above the lower mounting plate. Side wrapping frames are arranged at the front end and the rear end of the U-shaped correction frame; a manufacturing area is arranged on the upper end face of the lower mounting plate, a right baffle is arranged at the right end of the lower mounting plate, two sets of second connecting sleeves are arranged on the side wrapping frame, and side lead screws are movably conn