Three-phase permanent magnet synchronous electric roller

The utility model discloses a three-phase permanent magnet synchronous electric roller, and relates to the technical field of rollers, in particular to a three-phase permanent magnet synchronous electric roller which comprises a rotating frame and a support, an inserting groove is formed in the rotating frame, a rotating shaft is inserted in the inserting groove, a limiting frame is fixedly installed at the bottom of the rotating shaft, and the supporting seat is fixedly installed on the rotating shaft. A sliding groove is formed in the lower portion of the interior of the rotating frame, a first lead screw is rotatably connected to the interior of the sliding groove, a sliding seat is slidably connected to the outer side of the first lead screw, a limiting column is fixedly installed at the top of the sliding seat, and one end of the limiting column is located on one side of the limiting frame. According to the three-phase permanent magnet synchronous electric roller, through the arrangement of the limiting