US 12,011,788 B2
Crawling welding robot
Xiaobing Feng, Beijing (CN); Jiluan Pan, Beijing (CN); and Lisheng Gao, Beijing (CN)
Assigned to BEIJING BO TSING TECH CO., LTD., Beijing (CN)
Appl. No. 16/970,158
Filed by BEIJING BO TSING TECH CO., LTD., Beijing (CN)
PCT Filed Apr. 28, 2020, PCT No. PCT/CN2020/087549
§ 371(c)(1), (2) Date Aug. 14, 2020,
PCT Pub. No. WO2020/259068, PCT Pub. Date Dec. 30, 2020.
Claims priority of application No. 201910545400.3 (CN), filed on Jun. 22, 2019.
Prior Publication US 2022/0258291 A1, Aug. 18, 2022
Int. Cl. B23K 37/00 (2006.01); B23K 37/02 (2006.01); B62D 55/104 (2006.01); B62D 55/12 (2006.01); B62D 55/20 (2006.01); B62D 55/30 (2006.01)
CPC B23K 37/0282 (2013.01) [B23K 37/0294 (2013.01); B62D 55/104 (2013.01); B62D 55/12 (2013.01); B62D 55/20 (2013.01); B62D 55/305 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A crawling welding robot for crawling on a workpiece to be welded and welding the workpiece to be welded, comprising a vehicle chassis, two crawler wheels connected to two opposite sides of the vehicle chassis, respectively, and a welding torch connected to the vehicle chassis and used for welding, wherein the crawler wheels each comprises a wheel carrier, a first sprocket and a second sprocket rotatably connected to two ends of the wheel carrier respectively, and a chain disposed around the first sprocket and the second sprocket, wherein the wheel carriers of the two crawler wheels are movably connected to the opposite sides of the vehicle chassis, respectively,
the crawling welding robot comprises hinges, through which the two wheel carriers are connected to the vehicle chassis, and wherein the hinges are rotatably connected to the wheel carrier and/or the vehicle chassis, and each have a rotation axis extending in a moving direction of the crawler wheels,
the crawling welding robot further comprises a magnetic adsorption device configured to adsorb the workpiece to be welded and a lifting mechanism disposed on the vehicle chassis and configured for raising and lowering the magnetic adsorption device.