Wire feeding and welding device of resistor winding machine

The utility model relates to a wire feeding and welding device of a resistor winding machine, which comprises a rack, a wire feeding clamping arm and a wire feeding driving component capable of driving the wire feeding clamping arm to slide transversely and longitudinally are arranged on the rack, a welding head and a pressing piece are arranged on the rack, the rack comprises two mounting plates which are oppositely arranged, a fixed shaft is transversely arranged between the two mounting plates, and the welding head and the pressing piece are arranged on the rack. The wire feeding driving assembly comprises a wire feeding driving piece I which is connected with the sliding frame and drives the sliding frame to slide, a wire feeding opening is formed in the middle of the sliding frame, a welding seat is arranged on the upper portion of the front side of the sliding frame, the welding head is arranged on the welding seat, the abutting piece is vertically arranged on the lower portion of the front side of the