Continuous fine blanking die for toothed plates for automobile seat height adjustment

The utility model discloses a continuous fine blanking die for toothed plates for automobile seat height adjustment. The continuous fine blanking die comprises an upper fixing plate, a press plate, a countersunk pressing male die, a reaming punch, an reverse press plate, a lower fixing plate, a female die, a guide column, a pre-punching punch, a positioning pin punch, a dowel bar, a punch die, a chamfering punch, a lower ejection rod and a return rod. The lower ejection rod is used for ejecting materials. The press plate is fixed on the bottom surface of the upper fixing plate. The female die is fixed on the top surface of the lower fixing plate. The pre-punching punch, the positioning pin punch, the countersunk pressing male die, the reaming punch and the punch die are sequentially fixed on the upper fixing plate along the conveying direction of the materials. The dowel bar is connected with the press plate after vertically penetrating the upper fixing plate. The chamfering punch is fixed on the lower fixing plate and is in vertical sliding fit with the female die. The reverse press plate is positioned in the female die and is in vertical sliding fit with the female die. The lower ejection rod and the return rod vertically penetrate the lower fixing plate and the female die sequentially. By the continuous fine blanking die, pressing of a countersink and pressing of chamfers on the upper and the lower sides can be completed by one die, and forming accuracy is high.