Gas protection electric welding machine for machining child bicycle chain

• Main Author: LIU TIANCI
• Format: Patent
• Language: Chinese; English
• Published: 07.12.2021
• 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; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; SOLDERING OR UNSOLDERING; TRANSPORTING; WELDING; WORKING BY LASER BEAM

The utility model discloses a gas shield electric welding machine for processing a child bicycle chain, which comprises a bottom plate, a support frame is fixedly mounted on the bottom plate, a driving motor is fixedly mounted at one end of the support frame, one end of the driving motor penetrates through the support frame and is fixedly connected with a screw rod, and the other end of the driving motor is fixedly connected with the screw rod. A screw rod is arranged on the supporting frame, a driving motor is arranged on the screw rod, a shaft seat is arranged at the end, away from the driving motor, of the screw rod, the shaft seat is fixedly installed on the inner wall of the supporting frame, a bearing is installed in the shaft seat, and a lifting box is connected to a rod shaft of the screw rod in a threaded and sleeving mode. The fan is arranged in the shaft cavity, the fan absorbs harmful gas generated in the welding process, the fan rotating continuously blows gas in the shaft cavity into the fixing