Welding equipment and welding method for water heater shell and upper sealing plate or lower sealing plate

• Main Authors: DUAN ZHIXING, ZENG LINGJIAN, ZUO JIEZHONG, HE YUN, YAN JIANHANG
• Format: Patent
• Language: Chinese; English
• Published: 08.09.2023
• 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 belongs to the technical field of water heater production equipment, and discloses welding equipment and a welding method for a water heater shell and an upper sealing plate or a lower sealing plate. The welding equipment comprises a welding machine body, an upper electrode driving assembly, a lower electrode driving assembly, a shell fixing base and a positioning and clamping device. The upper electrode driving assembly comprises a pressurizing cylinder; the lower end of the pressurizing cylinder is in driving connection with an upper electrode plate; the lower electrode driving assembly comprises a linear sliding rail, a U-shaped sliding plate is connected to the linear sliding rail in a left-right sliding mode, and the front end of the U-shaped sliding plate is fixedly connected with a lower electrode plate. The upper part of the lower electrode plate is used for supporting the upper/lower sealing plate, the outer side end is in driving connection with the lower electrode cylinder, and a shel