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Robot system

  • US 8,738,179 B2
  • Filed: 11/24/2009
  • Issued: 05/27/2014
  • Est. Priority Date: 12/01/2008
  • Status: Active Grant
First Claim
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1. A robot system comprising:

  • a robot body configured to run along a running route;

    a driving mechanism configured to drive the robot body in a front-rear direction and a turning direction;

    a driving control device mounted in the robot body and configured to control the driving mechanism; and

    a camera mounted in the robot body and configured to take an actual image,wherein the driving control device includes;

    a teaching-image storage unit configured to store teaching images acquired at a plurality of separate teaching points on the running route from a running start position to a goal position under a first environmental lighting condition, and teaching images acquired at the plurality of separate teaching points on the running route under a second environmental lighting condition different from the first environmental lighting condition;

    a teaching-image selection unit configured to select a present teaching image from the teaching images stored in the teaching-image storage unit, the present teaching image being a target for the robot body in a running direction at present; and

    a running control unit configured to control the driving mechanism so as to increase a matching degree between the present teaching image selected by the teaching-image selection unit and the actual image taken by the camera.

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