Patent ID: 8701457
Filing Date: 2014-04-22
Classification: B21D

Abstract:
1. A process for positioning a blank (B) in a tool ( 100 ) having a first portion (U) including at least one locating device ( 103 ) for centering said blank (B), at least one punch ( 102 ) stamping and/or blanking a portion (T 1 ) of blank (B), and at least one stripper element ( 105 ) for separating said blank (B) from said at least one locating device ( 103 ), and a second portion (L) including at least one die ( 101 ) with respect to which the centering of said blank (B) is performed, the process including the steps of: feeding a blank (B) to the tool between said at least one locating device ( centering said blank (B) with respect to said die ( closing said tool ( performing at least one operation of stamping and/or blanking on said blank (B) with the at least one punch ( opening said tool by moving away to each other said first portion (U) and said second portion (L); and operating said stripper element ( wherein said at least one locating device ( 103 ) has an engaging portion having shape and dimensions so as to engage a contour of said at least one centering hole, and in that said at least one centering hole is placed inside a profile of a lamination obtained as a final product.