Punch holder with a stripper arrangement

Details Punch holder with a stripper arrangement Punch holder with a stripper arrangement

B - Operations, Transporting

26

F

164/136

B26F 1/40 (2006.01) B21D 45/00 (2006.01)

Patent

CA 2016723

A punch holder (10) including a punch holder member (20) with a stripper arrangement including a sleeve (36) axially movable with respect to the holder member (20), each of the holder members (20) and sleeve (36) fit end to end within a bore (79) in an outer member (78), and stripper spring (38) interposed between the holder member (20) and sleeve (56). A resilient cup piece (58) fit to the end of the sleeve (36) enclosing the lower end face (56) of the sleeve (36).

Porte-poinçon (10) comprenant un élément porte-poinçon (20) avec un arrangement extracteur comprenant un manchon (36) qui peut se déplacer axialement par rapport à l'élément porte-poinçon (20), chacun des éléments porte-poinçon (20) et manchon (36) ajustés bout à bout à l'intérieur d'un alésage (79) dans un élément extérieur (78), et un ressort extracteur (38) interposé entre l'élément porte-poinçon (20) et le manchon (56). Une partie élastique formant coupelle (58) est ajustée au bout du manchon (36) enfermant la face du bout inférieur (56) du manchon (36).

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