Punching structure for upper strip of automobile door frame

The utility model discloses a punching structure for an upper strip of an automobile door frame, which relates to the technical field of punching structures and comprises an upper die holder, and a driving block is arranged on the upper die holder. A lower die holder; the punching device is arranged on the lower die base and comprises a female die base, a side pressing component, a female die part and a punching assembly, a first notch is formed in the side face of the female die base, the side pressing component is adjacent to the female die base, the side pressing component and the first notch form a clamping groove, a second notch is formed in the groove wall of the first notch, and the female die part is installed on the female die base and located above the second notch; the punching assembly is movably arranged at the position, right opposite to the driving block, of the female die base, the upper die base moves towards the lower die base so as to drive the driving block to trigger the punching assembly