Patent ID: 8166636
Filing Date: 2012-05-01
Classification: B21D,Y10T

Abstract:
1. An apparatus suited for manufacturing laminations ( 4 ), comprising manufacturing means for forming laminations from a laminate, said manufacturing means including a mold that houses a least one cutting die that defines a die axis, the mold having at least one punch aligned with the die axis and movable in a reciprocating manner that cooperates with the at least one cutting die to cut the laminate into the laminations by carrying out cutting steps, the mold having a centering device within the mold that locks the at least one cutting die into a desired position prior to each of the cutting steps, the manufacturing means coordinating a punching movement of the at least one punch with a feeding movement of the laminate to a location within the mold that is interposed between the at least one punch and the cutting die, the cutting die being supported by a sleeve that is rotatable about the die axis, said sleeve having two or more cavities formed on a side surface of said sleeve and spaced along a same circumference of said sleeve, and locking means for locking the sleeve following a rotation of the sleeve about the die axis, said locking means including at least one wedge element fastened to said mold and arranged to be alternatively engaged in one of said two or more cavities of the sleeve with a conical coupling.