Sheet metal part spraying device

The utility model discloses a sheet metal part spraying device which comprises a base, a movable plate is arranged above the base and close to the left side of the base, a groove is formed in the top of the movable plate and close to the right side of the movable plate, an electromagnetic plate is arranged in the groove, and a controller is fixedly installed at the top of the base and close to the front side of the base. The controller is electrically connected with the electromagnetic plate, a box body is fixedly installed on the right side of the top of the base, a motor is fixedly installed on the top of the box body, a threaded rod is fixedly installed at the output end of the motor, the bottom end of the threaded rod is rotationally connected with the bottom of the inner wall of the box body through a bearing, and a threaded block is in threaded connection with the outer portion of the threaded rod; the left side of the threaded block penetrates out of the box and is fixedly connected with a spray gun. T