Hydration polisher

The invention provides a hydration polishing machine, comprising a frame, a main shaft motor, a main shaft, a polishing disk, a vacuum chuck and a sucker motor. The main shaft motor is connected with the main shaft in a transmission way. The main shaft is arranged inside the frame. The upper end of the main shaft is connected with the polishing disk in a transmission way. The vacuum chuck is located on the upper part of the polishing disk. The vacuum chuck is connected with the sucker motor in a transmission way. The hydration polishing machine also comprises a steam generator, a steam delivery pipe and a basal disk. The outlet of the steam generator is connected with the steam delivery pipe. The inside of the main shaft is provided with a through hole. The steam delivery pipe runs through the through holes from bottom to top. The upper end of the main shaft is fixedly connected with the center of the basal disk. The upper part of the basal disk is fixedly connected with the polishing disk. A transition hollo