Guiding device of small-aperture punching male die

The utility model belongs to the field of stamping dies, and particularly relates to a guiding device of a small-aperture punching male die. The punching die comprises a punching male die and a punching female die, the punching female die is provided with a punching cavity, one end of the punching male die corresponds to the position of the punching cavity, the punching die comprises a punching male die protection sleeve, the punching male die protection sleeve is fixedly connected in the punching cavity, the punching male die protection sleeve is provided with a punching male die stroke cavity, and the punching male die stroke cavity is fixedly connected with the punching male die. A plurality of first-stage spring positioning beads are connected to the cavity wall of the punching male die stroke cavity in the circumferential direction, the first-stage spring positioning beads are evenly distributed to form a first guide part, and the outer circumferential face of the punching male die makes contact with the