Pressure resistance welding device

The utility model discloses a pressure electric resistance welding device which comprises a machine frame and a welding device installed in the middle of the surface of the machine frame, the welding device comprises a welding cavity, a welding channel is machined in the welding cavity, a forging die pneumatic claw is arranged in the middle of the welding channel, a pressing piston is installed on one side of the forging die pneumatic claw in a sleeved mode, and a first feeding mechanism is installed on the outer side of the pressing piston. An end plug conveying device is installed on the side, away from the feeding mechanism, of the welding cavity, a conductive belt is installed in the welding channel, a mold aligned with the welding position is arranged in the position, on one side of the conductive belt, of the welding channel, a detection device is arranged on the rack, and a second feeding mechanism is installed at one end of the detection device. The first feeding mechanism and the end plug conveying d