Patent ID: 8240182

Claim:
A stamping die comprising: a base set; a punch disposed in the stamping die; a stripper plate disposed on the base set, and a guide hole defined in the stripper plate through which the punch passes; a clamping plate disposed between the base set and the stripper plate, and at least one elastic member disposed between the clamping plate and the stripper plate; wherein the punch comprises at least one flange disposed on a side thereof, the clamping plate defines a mounting hole in a surface through which the punch passes, and the at least one flange of the punch is retained at an end of the clamping plate adjacent to the base set; the clamping plate is detachably fixed on the base set, thus the at least one flange of the punch is clamped between the clamping plate and the base set, such that the punch is fixed but detachable from on the base set.