Clamp mechanism for upsetter

Details Clamp mechanism for upsetter Clamp mechanism for upsetter

1982-01-27

1984-04-10

Crane, Daniel C.

Metal deforming

By use of non-deforming work-gripping clamp and relatively...

Clamp structure constitutes sole initial metal-deforming...

72357, 72452, 72478, 72416, B21D 706

Patent

active

044413530

ABSTRACT:
A clamp mechanism for upsetter having a row of N-number of split dies each having an upset die and a clamp die, a grip mechanism for opening and closing said dies by relative movement toward and away from each other, and an upset mechanism including punches retractably protrudable into the dies, the clamp mechanism including N-number of pressurizing cylinders opposingly positioned with respect to the respective dies, link members for transmitting the power of the pressurizing cylinders separately to clamp dies of the respective dies, and (N-1)-number of coupling members provided in association with the link members for interlocking the latter to transmit the combined power of the N-number of pressurizing cylinder to (N-1)-number of clamp dies when increased power is required.

REFERENCES:
patent: 880567 (1908-03-01), Palmer
patent: 1633970 (1927-06-01), Ball
patent: 2341602 (1944-02-01), Dewey
patent: 2796109 (1957-06-01), Wood
patent: 3474657 (1969-10-01), Spiegel
patent: 3991681 (1976-11-01), Antosiak

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