Multi-angle sound box key spraying production line

The utility model belongs to the technical field of multi-angle spraying production, and particularly relates to a multi-angle sound box key spraying production line which comprises a spraying compartment, a partition plate is arranged on the left side of the interior of the spraying compartment, a rectangular opening is vertically formed in the middle of the partition plate, a lead screw is arranged on the left side of the partition plate, and a connecting block is rotationally connected to the lead screw in a screwed mode. The connecting block is fixedly connected with the left end of a spray gun head, the spray gun head penetrates through the rectangular opening and is located on the right side of the partition plate, a supporting frame is arranged in the middle of the spraying compartment, a conveying belt is arranged on the supporting frame, a rotating air cylinder is fixed to the conveying belt, and a lead screw and the spray gun head connected to the lead screw can rotate along with starting of a motor