Tool for preventing flange type branch pipe seat from collapsing and deforming during welding

• Main Authors: SHI HAIFENG, HE SHANJIE, ZHAO QINGZENG, WANG YUTANG, YIN QINGFENG, LIAN ZHIPING, SHENG SHENG, LI CHENLEI, WANG HOUWEI
• Format: Patent
• Language: Chinese; English
• Published: 28.02.2023
• 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 a tool for preventing welding collapse deformation of a flange type branch pipe seat, which is connected with a main pipe and the flange type branch pipe seat and comprises two support arms, the support arms are distributed on two sides of the flange type branch pipe seat, the bottoms of the support arms are fixed on the main pipe, and a cross beam is fixed between opposite side edges of the two support arms. The cross beam is located at the top of a flange of the flange type branch pipe seat, a guide rod is arranged at the top of the center of the cross beam and provided with a flange plate in a penetrating mode, the flange plate is connected with the flange of the flange type branch pipe seat through a connecting bolt set, and adjusting bolt sets are further installed on the two sides of the flange plate. The adjusting bolt set is located on the top of the cross beam and can make the flange plate move longitudinally. According to the tool, the flange of the flange type branch pip