Horizontal steel drum spraying device

The utility model discloses a horizontal type steel drum spraying device which comprises a support used for supporting a steel drum and a movable spraying mechanism arranged on one side of the support and used for spraying welding seams inside the steel drum, and two supporting blocks are fixed to the two sides of the upper end of the support. The mode of moving the steel drum and fixing the zinc spraying gun when the steel drum is sprayed in the prior art is changed into the mode of fixing the position of the steel drum and moving the zinc spraying gun for spraying, and the device has the beneficial effects that the change of the position of a welding seam caused by the movement of the steel drum is prevented; after a steel drum is placed on the supporting rollers on the supporting blocks, the steel drum can be conveniently rotated, so that a welding seam is aligned with the zinc spraying gun, after the welding seam is aligned with the zinc spraying gun, the supporting rollers are moved downwards, the steel