Chamfering pressing machine

Details Chamfering pressing machine Chamfering pressing machine

1991-07-16

1992-11-10

Crane, Daniel C.

Metal deforming

With cutting

By shearing tool-couple

72329, B21D 2802

Patent

active

051614022

ABSTRACT:
A chamfering pressing machine including a blanking-chamfering section having a die, in which the die has a shearing die section, a chamfering die section and a guide section, a punch for shearing a sheet of material to form a product, the sheet of material being placed on said blanking-chamfering section, and a cushioning pad received in said die capable of an upward and downward movement so as to support said product.

REFERENCES:
patent: 1434190 (1922-10-01), Bird
patent: 1796781 (1931-03-01), Fullman
patent: 3670383 (1972-06-01), Gavrun
patent: 4142396 (1979-03-01), Deveney et al.
patent: 4586360 (1986-05-01), Jurgensmeyer
patent: 4876876 (1989-10-01), Ishida
Abstract of Japanese Appln. No. 59-209443(A), dated Nov. 28, 1984.

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