Patents Represented by Attorney, Agent or Law Firm Veneble LLP
  • Patent number: 6836702
    Abstract: A method for fine tuning of a robot program for a robot application comprising an industrial robot, a tool and a work object to be processed by the tool along a path comprising a number of desired poses on the work object, the robot program comprises a number of program instructions containing programmed poses corresponding to the desired poses, wherein the method comprises: defining a fine tuning coordinate system Xft, Yft, Zft, selecting one of said programmed poses pi, calculating said selected pose in the fine tuning coordinate system, producing program instructions for said selected pose in the fine tuning coordinate system, running said one or more program instructions by the robot, determining the difference between the pose obtained after running the program instructions and the desired pose, adjusting the fine tuning coordinate system in dependence of said difference, producing program instructions for said selected pose in the adjusted fine tuning coordinate system Xft′, Yft′, Zft′
    Type: Grant
    Filed: June 11, 2003
    Date of Patent: December 28, 2004
    Assignee: ABB AB
    Inventors: Torgny Brogårdh, Håkan Brantmark, Zhongxue Gan, Gregory Rossano, Xiongzi Li, Yunquan Sun, Quing Tang