Transfer press having quick change die sets

Details Transfer press having quick change die sets Transfer press having quick change die sets

Category

B - Operations, Transporting

Subcategory

21

Subsubcategory

D

CPC

113/66

IPC codes

B21D 28/02 (2006.01) B21D 22/02 (2006.01) B21D 22/10 (2006.01) B21D 37/14 (2006.01) B21D 43/05 (2006.01) B23Q 3/155 (2006.01)

Type

Patent

Patent number

CA 1130140

Description

Roland J. Bergman Richard J. Mayer Richard F. Fortman TRANSFER PRESS HAVING QUICK CHANGE DIES ABSTRACT OF THE DISCLOSURE A transfer press having a plurality of generally linearly spaced die stations, a transfer mechanism for successively advancing blanks or partially stamped parts from one station to the next each cycle of the press and quick change upper and lower die plates mounted in fixtures attached to the press slide and bed or bolster, respectively. Each of the die sets includes a plurality of die to permit a die plate to be slid tractable clamps which open to permit a die plate to be said therein and approximately located by means of locating ears on the die plate which contact the forward surface of the respective fixture or by contacting locating blocks at the rear of the pulled downwardly and are accurately located by means of a plurality of locating pins which engage corresponding apertures in the plates. The clamps lock the plates in their final opera- tive positions for the successive stamping operations. In order to minimize the distance between adjacent fixtures, which is of the utmost importance if the advantages of a transfer system are to be realized, a single clamp mechanism engages the facing edges of each adjacent pair of fixtures. -1-

Application Number

312654

Affiliated with

Also associated with

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