Metal forming process

B - Operations – Transporting – 21 – B

Patent

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80/26, 80/51

B21B 1/00 (2006.01) B21D 13/04 (2006.01) B21D 22/10 (2006.01) B21D 28/10 (2006.01)

Patent

CA 1099959

ABSTRACT OF THE DISCLOSURE A sheet metal workpiece is deformed by embossing or shearing over a patterned die plate, by placing the workpiece on the die plate, A slab of rubber or other elastomer on the workpiece, and passing between spaced parallel driven rollers. A characteristic of the invention is the use of load rollers adjacent and on each side of the lower roller to support a carriage which itself supports the die plate so that the resilient forces imposed by the rubber do not curve the carriage and die plate.

324532

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