Automatic special welding machine and welding method for square tubes in supporting legs

• Main Authors: LIANG ZHISONG, YANG GUICHAO, CAO JINGBIN
• Format: Patent
• Language: Chinese; English
• Published: 15.08.2023
• 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 invention discloses a special automatic welding machine for a square tube in a supporting leg. The special automatic welding machine comprises a reinforcing plate welding assembly, a shaft tube welding assembly, a Y-axis module, a rotary driving device and a square tube placing frame, the reinforcing plate welding assembly comprises a first mounting frame, a first cross module, a first welding gun clamp and a first rotating seat; a square tube limiting seat, a telescopic driving device and two supporting arms for arranging a reinforcing plate are mounted on the first rotating seat; the shaft tube welding assembly comprises a second mounting frame, a second cross-shaped module, a C-axis rotating module, a second welding gun clamp and a second rotating seat, and a clamping mechanism used for clamping a shaft tube is mounted on the second rotating seat; the Y-axis module is in transmission connection with the first mounting frame or the second mounting frame; and the rotary driving device is in transmission