Stamping die for punching and cutting rocker arm end

The invention discloses a punching die for rocker arm end punching and cutting machining, which comprises an upper die holder and a lower die holder, the lower die holder is provided with a wide-end mounting seat and a narrow-end mounting seat, the wide-end mounting seat is provided with a wide-end supporting lug, and the wide-end mounting seat is detachably provided with a wide-end forming block; a narrow-end material supporting protruding block is arranged in the middle of the narrow-end installation base, a narrow-end forming block is detachably arranged on the portion, close to the central section of the lower die base, of the narrow-end installation base, the portion, close to the central section of the lower die base, of the narrow-end installation base is detachably provided with an end forming block, and the portion, away from the central section of the lower die base, of the narrow-end material supporting protruding block is detachably provided with a lower narrow-end wedge base. A material cutting w