Auxiliary device for welding closed band chain link

• Main Authors: MENG XUEFENG, GUO XIAOHUA, CHEN YINGXU, QIANG JIANMING, WANG CHENFEI, WANG NING, JI JINXIA
• Format: Patent
• Language: Chinese; English
• Published: 04.11.2022
• Subjects: CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; PERFORMING OPERATIONS; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

The utility model discloses an auxiliary device for welding a closed elastic band chain link. The auxiliary device comprises a base, a first supporting plate, a second supporting plate, a pressing plate, a first positioning insertion piece, a second positioning insertion piece, a positioning pin and a bolt. U-shaped grooves and positioning grooves are coaxially formed in the tops of the first supporting plate and the second supporting plate, and a to-be-welded chain link bullet bottom piece and a bullet holding groove are formed in the U-shaped grooves in the tops of the first supporting plate and the second supporting plate correspondingly; the first positioning insertion piece and the second positioning insertion piece are inserted into the bullet bottom piece and the clamping groove in the bullet head end of the bullet holding groove through the positioning grooves in the first supporting plate and the second supporting plate correspondingly, and the levelness of the bullet holding groove and the bullet bo