Rolling operations

Details Rolling operations Rolling operations

1975-07-21

1976-11-23

Larson, Lowell A.

Metal deforming

With use of control means energized in response to activator...

Metal deforming by use of roller or roller-like tool element

72106, 72110, B21H 112

Patent

active

039929108

ABSTRACT:
A method of rolling an initially annular workpiece between forming rolls in which after the forming rolls have been fully advanced they are retracted initially slowly for a predetermined distance. The forming rolls can then be further retracted at a greater speed. The slow retraction reduces the out of roundness of the finished rolled ring.

REFERENCES:
patent: 3803890 (1974-04-01), Connell
patent: 3857147 (1974-12-01), Gerat

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