Painting equipment for mechanical parts

The utility model relates to the technical field of paint spraying equipment, and discloses mechanical part painting equipment which comprises a main body and a fixed shell, and a rotating rod is rotationally connected into the fixing shell, a fixing block is fixedly installed on the surface of the rotating rod, a spray head is fixedly arranged at the bottom end of the fixing block in a hidden mode, and a first gear is fixedly installed on the surface of the right end of the rotating rod. In the rotating process of a second gear, a gear ring can be driven to move in a first supporting plate, then the gear ring can drive a rack to move, in the moving process of the rack, a first gear can be driven to rotate, then the first gear can drive a rotating rod to rotate, and then the rotating rod can drive a fixing block and a spray head to rotate; and the angle of the spray head can be adjusted through rotation of the spray head, so that the device can paint mechanical parts with angles, the attractiveness of the par