Centrifugal machine

The utility model relates to a centrifugal machine. Relating to the technical field of centrifuges, the machine comprises a rack, a machine body installed on the rack and a flip cover hinged to the machine body. A sun gear is arranged in the flip cover; the sun gear is rotationally connected with a rotating shaft; an annular gear ring is fixedly connected to the inner circumference of the flip cover; a planetary gear meshed with the sun gear and the annular gear ring is arranged on the inner wall of the flip cover; a mounting shaft is fixedly connected to the planetary gear, a threaded sectionis arranged on the mounting shaft, a cutter head is rotationally connected to the rotating shaft in the circumferential direction, a scraper is fixedly connected to the cutter head, a lead screw thread matched with the threaded section is arranged on the cutter head, and a driving device used for driving the sun gear to rotate forwards and backwards is arranged on the turning cover. Materials attached to the inner wall o