Stopper

The utility model discloses a material stopper, which comprises a fixed seat, a coarse adjustment material stop rod, a fixed sleeve, a stop screw and a fine adjustment material stop rod, the fixed seat is arranged on cold heading equipment, the fixed sleeve is welded on the fixed seat, the coarse adjustment material stop rod is locked on the fixed sleeve, and the fine adjustment material stop rodis arranged on the coarse adjustment material stop rod. According to the utility model, the coarse adjustment stop rod and the fine adjustment stop rod are arranged, during working, the stroke of thecoarse adjustment stop rod to the approximate required stroke is firstly adjusted, the screw rod is locked, and then the fine adjustment stop rod and the locking screw are adjusted according to the accurate entering amount required by the wire rod, so that the adjustment of the material stopper can be completed, and the accurate material stopping is realized; the device has the advantages of simple structure and convenienc