Sheet metal part anti-oxidation coating spraying device capable of achieving sufficient spraying

The utility model relates to the technical field of sheet metal spraying, and discloses a sheet metal part anti-oxidation coating spraying device which is sufficient in spraying and comprises a spraying box, a supporting column is fixedly connected to the lower end face of the spraying box, a cover plate is arranged on the side wall of the spraying box in a hinged mode, an arc-shaped face is arranged on the inner wall of the cover plate, and the arc-shaped face is fixedly connected with the supporting column. A spraying head is fixedly connected to the inner wall of the arc-shaped face, a clinker pipe of the spraying head extends to the outer side of the cover plate, a cavity is formed in the inner wall of the lower end of the spraying box, a box body is fixedly connected to the inner wall of the cavity, a motor is fixedly connected to the lower end face of the box body, and an output shaft of the motor extends into the box body. A crown gear is fixedly connected to the end, located in the box body, of an out