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Locus-interpolation-device

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Locus interpolation device

Details

Inventors: Kimura, Kaoru; Nishi, Masanori; Minami, Yoshikatsu;
Assignee: Kabushiki Kaisha Yaskawa Denki Seisakusho (Kitakyushu, Fukuoka, JP)
Primary Examiner: Smith; Jerry
Assistant Examiner: Gordon; Paul
Attorney, Agent or Firm: Beveridge, DeGrandi & Weilacher

A locus interpolation device characterized in that the device is attached to an end of a wrist of a movable structure such as a robot, with a tool supported by the device, and a circular or noncircular locus is interpolated by controlling the operation of the tool independently from that of the movable structure.

DETAILED DESCRIPTION The object of the present invention is to provide a locus interpolation device which can eliminate the above described difficulties of the conventional devices, and a locus interpolation control of a circular or non-circular configuration can be carried out independently from a movable structure such as a robot.
The above described object of the invention can be achieved by a locus interpolation device characterized in that the device is attached to an end of a wrist of a movable structure for supporting a tool, and a circular or noncircular locus is interpolated by controlling the operation of the tool independently from that of the movable structure.

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