Feeding positioning device of lead frame

The utility model provides a feeding and positioning device of a lead frame, which comprises a rack, a first lifting mechanism is arranged in the rack, a lifting plate is fixed at the output end of the first lifting mechanism, conveying assemblies are arranged on two sides of the lifting plate, a pressing plate is fixed at the top of the rack, and a machining abdicating hole is formed in the pressing plate; a first screw hole is formed in one side of the machine frame, a first position adjusting plate is arranged outside the first screw hole, a first long groove hole is formed in the first position adjusting plate, a first screw penetrates through the first long groove hole to be in threaded connection with the first screw hole, an adjusting seat is fixed to one end of the first position adjusting plate, two second screw holes are formed in the adjusting seat, and a second position adjusting plate is arranged outside the second screw holes. A second long groove hole is formed in the second position adjusting