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US 2015/0090699 A1Published application
Spot welding apparatus
AssigneeHyundai Motor Company
InventorsSo Young LEE, Sung Phil Ryu
Life of this patent
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Abstract
A spot welding apparatus includes: a fixed frame installed in an arm of a robot; an upper welding gun installed in one side of the fixed frame and reciprocating up and down through a pressurization unit; a rotary unit rotatably installed in a lower side of the fixed frame; and a plurality of lower welding guns installed through the rotary unit to correspond to the upper welding gun.
Claims19
A spot welding apparatus comprising:
- a fixed frame installed on an arm of a robot;
- an upper welding gun installed in one side of the fixed frame and reciprocating up and down by a pressurization unit;
- a rotary unit rotatably installed in a lower side of the fixed frame;
- and
- a plurality of lower welding guns installed through the rotary unit to correspond to the upper welding gun.
2 more elements
Dependencies are inferred from the claim text.