Copper mold device for double-color spraying of cambered surface

The utility model discloses a cambered surface two-color spraying copper mould device which comprises a control panel, a light emitter, a light receiver, a base station and a casting placed on the base station, supporting frames are movably arranged on the two sides of the base station, optical shafts are arranged on the supporting frames, second screw rods are arranged below the optical shafts, movable tables are movably arranged on the optical shafts and the second screw rods, and the movable tables are arranged on the base station. According to the utility model, the light emitter and the light receiver are arranged on the nozzle, the light emitter is reflected on a casting and is received by the light receiver, the reflected light received by the light receiver is fed back to the control panel, and then the control panel controls the third motor to drive the nozzle to rotate, so that the nozzle can be driven to rotate. And the sliding rod slides in the arc-shaped groove, so that the connecting block is st