Steel plate sanding and grinding device for steel ship maintenance

The utility model discloses a steel plate sanding and polishing device for steel ship maintenance, relates to the technical field of ship maintenance, and aims to solve the technical problems that in the prior art, adjustment can not be carried out according to different sizes of steel plates, and automatic feeding and polishing treatment can not be carried out on the steel plates. The polishing device comprises an equipment bottom plate; a fixing seat is fixedly mounted at the upper end of the equipment bottom plate, an adjusting assembly is arranged on the inner side of the fixing seat, a movable seat is arranged at one end of the adjusting assembly, and a driving assembly is arranged on the outer side of the fixing seat. According to the steel plate sanding and grinding device for steel ship maintenance, the adjusting assembly only needs to drive the movable seat to move to a proper position, a steel plate is clamped through the fixed seat and the movable seat, the steel plate is conveyed through the drivi