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US 2014/0001165 A1Published application
Spot welding system and control device for spot welding robot
AssigneeKabushiki Kaisha Yaskawa Denki
InventorsFumihiko TAKEMOTO, Toshitaka MIYAZATO, Michiharu MINE
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Abstract
A spot welding system according to an embodiment includes a spot welding robot and a control device. The spot welding robot has a plurality of joint axes and includes a plurality of motors in correspondence with the joint axes. The control device drives the motors. Furthermore, the control device includes a capacitor that accumulates regenerative electric power generated from the motor.
Claims9
A spot welding system comprising:
- a spot welding robot that has a plurality of joint axes and includes a plurality of motors in correspondence with the joint axes;
- and
- a control device that drives the motors to control the spot welding robot, wherein
- the control device includes a capacitor that accumulates regenerative electric power generated from the motor.
1 more element
A control device for a spot welding robot comprising:
- a motor drive unit that drives motors that are respectively provided corresponding to joint axes of a spot welding robot;
- and
- a capacitor that accumulates regenerative electric power generated from the motor.
A control device for a spot welding robot comprising:
- a motor drive means that drives motors that are provided corresponding to joint axes of the spot welding robot;
- and
- a power accumulation means that accumulates regenerative electric power generated from the motor.
Dependencies are inferred from the claim text.