US 11,904,412 B2
Production line of H-shaped steel and production method
Zhenming Chen, Guangdong (CN); Qingchuan Feng, Guangdong (CN); Dongrong Xie, Guangdong (CN); Zhizhen Lv, Guangdong (CN); Zhiyong Zuo, Guangdong (CN); Shitao Huang, Guangdong (CN); and Chengli Xie, Guangdong (CN)
Assigned to CHINA CONSTRUCTION SCIENCE AND INDUSTRY CORPORATION LTD., Guangdong (CN)
Appl. No. 17/253,892
Filed by CHINA CONSTRUCTION SCIENCE AND INDUSTRY CORPORATION LTD., Guangdong (CN)
PCT Filed Jul. 31, 2020, PCT No. PCT/CN2020/106398
§ 371(c)(1), (2) Date Dec. 18, 2020,
PCT Pub. No. WO2021/103636, PCT Pub. Date Jun. 3, 2021.
Claims priority of application No. 201911170319.8 (CN), filed on Nov. 26, 2019.
Prior Publication US 2021/0370446 A1, Dec. 2, 2021
Int. Cl. B23K 31/02 (2006.01); B23K 37/047 (2006.01)
CPC B23K 31/022 (2013.01) [B23K 37/047 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A production line of H-shaped steel, comprising:
a temporary storage zone for placing an H-shaped workpiece to be machined;
an assembly zone provided with an assembly line, wherein the assembly line is provided with a spot welding robot and a carrying robot, and the spot welding robot and the carrying robot are movable along the assembly line; the carrying robot is configured to feed a stiffening plate to an H-shaped steel beam on the assembly line, and the spot welding robot is configured to position and fix the stiffening plate on the H-shaped workpiece;
a welding zone provided with a welding line, wherein the welding line is provided with several welding robots for welding the stiffening plate and the H-shaped workpiece, and the welding robots are movable along the welding line; and
a transfer device comprising a material taking portion and a bearing portion, wherein the material taking portion is configured to take and place the H-shaped workpiece; and the material taking portion is borne by the bearing portion and is movable among the temporary storage zone, the assembly zone and the welding zone.