×

Robot teaching program correction method

  • US 5,572,103 A
  • Filed: 05/02/1995
  • Issued: 11/05/1996
  • Est. Priority Date: 09/14/1993
  • Status: Expired due to Term
First Claim
Patent Images

1. A robot teaching program correction method for controlling a robot having a vision sensor comprising the steps of:

  • forming a mark which can be identified by the vision sensor on a portion of a workpiece corresponding to at least one teaching point selected from teaching points in a teaching program, wherein each of the teaching points has corresponding position data;

    measuring a position of the formed mark by the vision sensor while maintaining the robot at the selected teaching point;

    obtaining correction amounts corresponding to the position data for some teaching points in the teaching program in accordance with the measured mark position; and

    correcting the position data in accordance with the correction amounts.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×