Combined cylindrical deformer

The utility model discloses a combined cylindrical deformer which comprises a deformer support, a bearing hole is formed in the middle of the deformer support, a bearing is assembled in the bearing hole, one end of a deformer assembly base penetrates through an inner hole of the bearing and then is fixed through a clamping spring, and a deformer assembly hole used for installing a cylindrical deformer is formed in the deformer assembly base. The cylindrical deformer comprises a cylindrical deformation head and a fixing shaft which are integrally connected, the cylindrical deformation head is a cylinder with flanges on the two sides, the fixing shaft extends into the deformer assembly hole, a screw hole is formed in the side face of the deformer assembly seat in the radial direction, and the front end of the fixing screw is screwed into the screw hole and then makes contact with the cylindrical deformation head. According to the combined cylindrical deformer provided by the utility model, when the diameter of