Winding device for spinning machine

The utility model discloses a winding device for a spinning machine, which comprises a case, the outer surface of the upper end of the case is movably connected with a fixing device, the outer surface of the upper end of the fixing device is movably sleeved with a mold, the outer surface of the rear end of the case is fixedly connected with a cross rod, the outer wall of the cross rod is fixedly connected with a vertical rod, and the vertical rod is fixedly connected with a thread. When the device is used, through the arranged cutting device, a fixing plate is fixedly installed on the outer surface of the upper end of a springback pipe, the springback pipe can be pressed downwards through the fixing plate installed at the upper end of the springback pipe, and after the springback pipe is pressed downwards, the springback pipe can automatically rebound; a first blade and a second blade are installed on the outer surface of the lower end of the first long plate and the outer surface of the upper end of the seco