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WELDING TORCH DETECTOR AND WELDING ROBOT SYSTEM

  • US 20150246406A1
  • Filed: 02/27/2015
  • Published: 09/03/2015
  • Est. Priority Date: 02/28/2014
  • Status: Active Grant
First Claim
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1. A welding torch detector comprising:

  • an imaging unit configured to capture images of a welding torch provided at an arm tip part of a welding robot and a welding wire fed from the welding torch from a plurality of directions, and acquire image signals of the welding torch and the welding wire;

    an image recognition unit configured to recognize, based on the image signals acquired by the imaging unit, a plurality of welding wire images representing the welding wire seen from the plurality of directions and a plurality of welding torch images representing the welding torch seen from the plurality of directions;

    a setting unit configured to set a target point corresponding to a target position of the welding wire on the plurality of welding wire images recognized by the image recognition unit;

    a position detection unit configured to detect, based on the plurality of welding wire images recognized by the image recognition unit, a position of the target point in a three-dimensional space; and

    an inclination detection unit configured to detect, based on the plurality of welding torch images recognized by the image recognition unit, an inclination of the welding torch in the three-dimensional space.

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