Patent ID: 9050641
Filing Date: 2015-06-09
Classification: B21D

Abstract:
1. A hot stamping device for forming, cooling and trimming a material heated at a set temperature, the device comprising: a lower stanchion having a lower mold steel formed to a shape corresponding to a bottom surface of the material and a blank holder vertically movable along an exterior of the lower mold steel; a lower trimming steel mounted on the blank holder, wherein the lower trimming steel is configured to support the edges of the material; an upper stanchion having a upper mold steel formed to a shape corresponding to an upper surface of the material, wherein the upper stanchion is configured to move the upper mold steel up and down; an upper trimming steel disposed on an exterior, wherein the upper trimming steel is configured to move downwardly with the lower trimming steel to trim the edges of the material; and a cooling unit disposed on the lower and the upper mold steels and the lower and the upper trimming steels, wherein the cooling unit is configured to circulate a coolant.