Valve body spraying device

The utility model discloses a valve body spraying device, and relates to the technical field of valve production. A rotating chamber is fixedly mounted on the upper surface of the bottom plate, a driving motor is fixedly mounted on the lower surface in the rotating chamber and connected with a rotating rod, the rotating rod is rotatably connected with the rotating chamber, a rotating disc is fixedly connected to the upper surface of the rotating rod, and a plurality of air cylinders are fixedly mounted on the upper surface of the rotating disc. A top plate is fixedly connected to the upper surface of the air cylinder, a guide groove is formed in the upper surface of the top plate and rotationally connected with a two-way threaded rod, the two-way threaded rod is in threaded connection with limiting plates, and the two limiting plates are slidably connected with the guide groove. The valve body can be fixed through rotation of the two-way threaded rod and opposite or opposite movement of the two limiting plate