Jig frame for welding steel box girder plate unit

• Main Authors: SONG YANGMENG, HUANG RONGCHEN, LI CHONG, WANG SHAN
• Format: Patent
• Language: Chinese; English
• Published: 10.12.2021
• 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 relates to a jig frame for welding a steel box girder plate unit, and relates to the field of steel box girder welding technology, the jig frame comprises a jig frame body, a plurality of telescopic supporting rods and a measuring assembly, the telescopic supporting rods are installed on the jig frame body, and the measuring assembly comprises a fixing rod, a rotating telescopic rod, a dial and an indicating piece. The fixed rod is fixedly connected with the telescopic supporting rod, one end of the rotating telescopic rod is rotationally connected with the telescopic supporting rod, the other end of the rotating telescopic rod is rotationally connected with the fixed rod, the indicating piece is installed on the rotating telescopic rod, the dial is installed on the fixed rod, and the indicating end of the indicating piece faces the dial. The telescopic supporting rods can be extended or shortened to adapt to plate units with different radians, and the situation that the jig frame is difficu