Automatic swinging polishing machine

The utility model discloses an automatic swing polisher which comprises a rack, a gun barrel box seat, a polishing spindle, a conveying belt and a swing speed reducer, a sliding frame is installed on one side of the rack in a sliding mode, a driven roller is installed on the sliding frame in a rotating mode, a fixing frame is fixedly installed on the other side of the rack, a driving roller is installed on the fixing frame in a rotating mode, and the swing speed reducer is installed on the driving roller. Linear guide rails are arranged on the two sides of the rack, a platform is fixed to the interior of the rack in a penetrating mode, and meanwhile a gun barrel box base is suspended above the platform. The automatic swing polishing machine is provided with the tail cone water seal base, the water inlet connectors and the through holes, the tail cone water seal base is communicated with the water inlet pipe through the water inlet connectors, the through holes formed in the polishing main shaft are communicat