Fabricated concrete member manufacturing device and operation method

The invention discloses a fabricated concrete member manufacturing device and an operation method, the fabricated concrete member manufacturing device comprises a base, a bracket, a front-back frame, a left-right frame, an upper-lower frame, a cam and a power device, the power device comprises a power seat, a driving plate, a dovetail block and a rotating rod, two symmetrical motor seats are arranged on the front side and the rear side of the base, and a motor hole is formed in the middle of each motor seat; two symmetrical base guide holes are formed in the front side and the rear side of each motor base, two symmetrical upper and lower frame guide rods and two symmetrical cam rods are arranged on the two sides of the upper and lower frame, the two cam rods are arranged on the inner sides of the two upper and lower frame guide rods, the upper end face of a cam is provided with a wave-shaped cam face, and a cam hole is formed in the middle of the cam. An output shaft of the front motor penetrates through the