Calibration method

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United States of America Patent

PATENT NO 11759955
SERIAL NO

17204979

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Abstract

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A calibration method, in a robot having a robot arm, of obtaining a position relationship between a first control point set for an end effector attached to a distal end of the robot arm and a second control point set on the distal end of the robot arm, includes a sixth step of calculating a second position relationship between a second reference position obtained from a position of the second control point in a third state and a position of the second control point in a fourth state and a first feature point in the fourth state, and a seventh step of calculating coordinates of the first feature point in a robot coordinate system based on a first position relationship and the second position relationship.

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Patent Owner(s)

Patent OwnerAddress
SEIKO EPSON CORPORATIONTOKYO

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Matsuura, Kenji Matsumoto, JP 51 562
Tsukamoto, Kentaro Azumino, JP 28 103

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