Screw racking machine structure

The utility model provides a screw racking machine structure which is characterized in that a screw supporting pipe front fixing lower plate is fixedly installed on a machine frame, and a screw supporting pipe is supported on the upper side of the screw supporting pipe front fixing lower plate; the front movable upper plate of the screw supporting pipe is hinged to the front fixed lower plate of the screw supporting pipe, and the front movable upper plate of the screw supporting pipe is buckled on the screw supporting pipe; a swing rod is further hinged to the lower fixing plate in front of the screw supporting pipe, an eccentric wheel is hinged to the swing rod, and a handle is fixed to the eccentric wheel. When the eccentric wheel is located at the pressing station, the eccentric wheel presses the upper side of the screw supporting pipe front movable upper plate, and the screw supporting pipe front fixed lower plate and the screw supporting pipe front movable upper plate clamp the screw supporting pipe and