Forming punching rod of cold header for processing static iron core of miniature circuit breaker

The utility model relates to the technical field of cold headers, in particular to a forming punching rod of a cold header for processing a static iron core of a miniature circuit breaker, which comprises a vertical rod and a circular plate, the bottom of the vertical rod is connected with a dismounting structure, the inner wall of the dismounting structure is connected with a punch, the left side and the right side of the top of the circular plate are respectively in threaded connection with a bolt, and the left side and the right side of the top of the circular plate are connected with bolts. A circular ring in the disassembly and assembly structure gradually rotates downwards on the outer wall of a thread, notches are formed in the front side and the rear side of a protruding rod, and the circular ring gradually moves downwards, so that the lower portion of the protruding rod gradually moves inwards, the inner wall of the protruding rod abuts against a punch, installation of a forming punching rod of the c