Positioning device for producing numerical control lathe shell

The utility model discloses a positioning device for producing a numerical control lathe shell, which comprises a base, a first sliding groove is arranged at the top end of the base, a first sliding block is slidably connected in the first sliding groove, a base plate is fixedly arranged at the top end of the first sliding block, a workbench is hinged to the top end of the base plate, and a cavity is arranged at the top end of the workbench. According to the positioning device for producing the numerical control lathe shell, the first sliding block, the base plate, the workbench, the adjusting rod and the mechanical telescopic rod are used in cooperation, under the cooperation of the adjusting rod and the first sliding block, the machining plate is fixedly arranged in the cavity, a plurality of leaking holes are formed in the top end of the machining plate, and second sliding grooves are formed in the two sides of the inner wall of the cavity. The base plate is driven to move, and then the workbench is driven