Device for holding a workpiece in a press

Details Device for holding a workpiece in a press Device for holding a workpiece in a press

1984-10-12

1985-11-05

Gilden, Leon

Metal deforming

By use of closed-die and coacting work-forcer

Cup or shell drawing

72466, B21D 2200

Patent

active

045505853

ABSTRACT:
A sheet metal working press including an upper press member and a lower press member which are movable relative to each other to work a sheet of metal therebetween. One of the press members has a groove formed in the vicinity of an effective working area defined by the movement of the press members toward each other. At least one holding block is loosely fitted in the groove. It has at least one holding surface and a plurality of holes formed in a surface remote from the holding surfaces. An elastic member of polyurethane is tightly fitted in each of those holes.

REFERENCES:
patent: 2966873 (1961-01-01), Hoffman
patent: 3296850 (1967-01-01), Fiore
patent: 4211102 (1980-07-01), Hurvitz
patent: 4316379 (1982-02-01), Andersen
patent: 4483170 (1984-11-01), Ogawa

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