Continuous punching mechanism for rear reinforcing plate of rear towing hook of automobile

The utility model discloses a continuous punching mechanism for a rear reinforcing plate of a rear towing hook of an automobile, which comprises an upper die holder, a lower die holder, a lower die plate and material guide limiting frames, the lower die plate is elastically arranged on the lower die holder, the material guide limiting frames are arranged on the lower die holder on two sides of the lower die plate, and the material guide limiting frames are arranged on the lower die holder on two sides of the lower die plate. A product material belt on the lower die plate is guided and limited in the vertical direction, so that continuous feeding of the material belt is facilitated. Through the mode, according to the continuous punching mechanism for the rear reinforcing plate of the rear towing hook of the automobile, step-by-step hole flanging punching treatment is carried out on the hole flanging position of a product in sequence through the two hole flanging units, and finally a complete flanged hole is fo