Patent ID: 9663304
Date: 2017-05-30
CPC Classifications: B21D,B23B,B65G,Y10T

Claim:
1. A rotary chuck capable of clamping a variety of sizes of workpieces, the rotary chuck comprising: a clamp assembly including a plate, a plurality of jaws attached to the plate and movable relative to the plate, the jaws being positionable in a variety of positions relative to the plate to accommodate a variety of sizes of workpieces, the jaws capable of clamping an associated workpiece, the clamp assembly defining a centerline; a frame coupled with the plate, the frame and the plate being rotationally fixed relative to each other; a first drive mechanism capable of operating the clamp assembly, the first drive mechanism being affixed to the frame; a second drive mechanism comprising a motor having a drive shaft, an end of the drive shaft is affixed to the frame, the second drive mechanism rotating the frame, the clamp assembly and the first drive mechanism around the centerline relative to a ground surface; and the frame including a stop plate which is aligned with an end of the drive shaft, wherein the stop plate is configured to abut a workpiece and prevent further movement of the workpiece relative to the second drive mechanism.