Paper tube grinding machine

The utility model relates to the technical field of paper tube processing equipment, and particularly discloses a paper tube grinding machine which comprises a body, a feeding port is formed in the left side of the body, a discharging port is formed in the right side of the body, a controller is fixedly connected to the surface of the left side of the body, and a fixing block is fixedly connected to the bottom of the inner wall of the body. The back face of the inner wall of the body is fixedly connected with a conveying belt motor, the front end of the conveying belt motor is fixedly connected with a first rotating rod, the front end of the first rotating rod is fixedly connected with two transmission wheels, and the number of the transmission wheels is two. According to the paper tube polishing device, the inner conveying belt can be driven to conduct conveying work, when the device operates, workers only need to place paper tubes needing to be polished into the feeding port, the polished paper tubes are au