WORKPIECE FEEDING APPARATUS IN SEAM WELDING MACHINE

摘要

A workpiece feeding apparatus for a seam welding machine of the type wherein part of a workpiece to be welded is fed between a pair of electrode rolls mounted on the seam welding machine comprises a robot that can move three-dimensionally in any desired direction. The robot has a wrist portion of three shaft construction supporting a chuck for holding the workpiece and is mounted on the body of the seam welding machine.