An automatic conveying, cutting and molding device for conducting wires used for producing LED energy saving lamps is characterized by comprising a base and a molding block, wherein a lifting seat is arranged on the base, a first end of the lifting seat is provided with a conducting wire straightening roller group and a first cylinder seat, a first cylinder is fixed to the first cylinder seat, a second end of the lifting seat is provided with a sliding plate, the sliding plate can be pushed by a pushing head of the first cylinder to slide leftwards and rightwards on the lifting seat, and a first clamping mechanism, a second clamping mechanism, a conducting wire guiding seat, a molding die and a cylinder type cutter are arranged on the sliding plate. The automatic conveying, cutting and molding device further comprises a PLC, wherein the PLC can control the lifting seat, the first cylinder and the cylinder type cutter to finish conducting wire pushing, conducting wire molding and conducting wire cutting action. Through the skillful combination of the lifting seat, the sliding plate and the two clamping mechanisms, the automatic conveying, cutting and molding device realizes automatic straightening, 90-degree bending molding and cutting for the machining of L-shaped conducting wire sections. The automatic conveying, cutting and molding device is exquisite in structural design, high in efficiency and reliable in performance.