Automatic rotary material shifting device

The utility model belongs to the technical field of pipe cutting, and particularly relates to an automatic rotary shifting device for special-shaped pipes, which comprises a frame, a feeding device, a shifting mechanism and a transmission mechanism. The material stirring mechanism comprises a first material stirring frame horizontally arranged, a second material stirring frame, a third material stirring frame, a first sliding rail arranged on one side face of the first material stirring frame, a material stirring claw slidably connected with the first sliding rail, and a driving mechanism arranged on the other side face of the first material stirring frame, wherein the second material stirring frame and the third material stirring frame are perpendicular to the first material stirring frame. The second sliding rail is arranged on the front side face of the second shifting frame; the transmission mechanism comprises a first transmission shaft, a first motor connected with the first transmission shaft, a second