Bean winding prevention automatic threading machine

The utility model discloses an anti-winding automatic threading machine, which relates to the technical field of threading machines and comprises a rectangular frame, transverse electric hydraulic cylinders are fixedly arranged on two sides of the inner wall of the rectangular frame, clamping blocks are fixedly arranged at output ends of the two transverse electric hydraulic cylinders, and a vertical electric hydraulic cylinder is fixedly arranged in the middle of the bottom end of the inner wall of the rectangular frame. The device has the advantages that the output ends of the two inverted electric hydraulic cylinders are controlled to be adjusted in a telescopic mode to drive the two fixing plates and the two second racks to move up and down, and the two second racks move up and down to drive the two gears to rotate through meshing fit with the two gears; the two gears rotate to drive the two first racks to move up and down through meshing fit with the two first racks, the two first racks move up and down