Electric welding machine quick connector and electric welding machine

The utility model discloses a quick connector of an electric welding machine, which comprises a butt joint part, a connecting part and a connecting part, the crimping part is in a hollow cylinder shape, the crimping part and the butt joint part are integrally formed and are in conductive connection, and a threaded hole is formed in the top end of the crimping part in a penetrating mode; and the threaded column is in threaded connection with the threaded hole, and the threaded column can be rotated until the bottom end of the threaded column abuts against the bottom surface of the inner cavity of the crimping part. An electric welding machine comprises a welding machine body which is provided with a positive electrode interface and a negative electrode interface. The pair of electric welding machine quick connectors are in butt joint with the positive electrode interface and the negative electrode interface respectively; a conductive wire at one end of the welding handle wire is arranged in one quick connector