Metal deforming – By use of 'flying tool' engaging moving work – Including orbitally-moving tool-face
Patent
1989-09-05
1991-06-18
Larson, Lowell A.
Metal deforming
By use of 'flying tool' engaging moving work
Including orbitally-moving tool-face
83337, B21D 3712
Patent
active
RE0336130
ABSTRACT:
A rotary [cutting and] forming apparatus for strip material, [having] has rotatable upper and lower roll units, the units being connected for synchronous rotation, each of the units having a carrier member with at least one recess extending parallel to its central axis, and at least one die support block, the block being rotatably received within the recess, and having two ends, and a surface to which a die may be affixed, leading and trailing control pins on the block, extending on parallel spaced apart axes, and leading and trailing cam surfaces engaging respective leading and trailing control pins, to control the position of the blocks during at least that part of their rotation when the dies engage the workpiece so that the forming planes of such dies are parallel to the workpiece during such engagement and immediately prior to and subsequent to such engagement.
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