Vertical bent pipe welding jig

• Main Authors: ZHU YIJIONG, YE XIAOKAI
• Format: Patent
• Language: Chinese; English
• Published: 05.11.2021
• 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 vertical bent pipe welding jig which comprises a base, a bent pipe positioning mechanism, a transverse pipe positioning mechanism, a U-shaped pipe positioning mechanism and a butt joint mechanism, and a bent pipe, a transverse pipe and a U-shaped pipe are connected through the butt joint mechanism. The bent pipe positioning mechanism comprises a first supporting column, a first clamp and a fixing piece, and the first clamp is located on the inner side of the first supporting column. The transverse pipe positioning mechanism comprises a second supporting column and a second clamp, a first positioning groove is formed in the surface of the second supporting column, a transverse pipe is positioned and connected into the first positioning groove through the second clamp, and the two ends of the transverse pipe are connected with the bent pipes on the first supporting column in a clamped mode. The U-shaped pipe positioning mechanism comprises a plurality of third clamps and a pluralit