Full-automatic feed elevator

The utility model relates to the technical field of feed processing equipment, in particular to a full-automatic feed elevator which comprises an elevator rack, supporting rods are arranged on the front portion and the rear portion of the elevator rack, a main shaft is arranged in the middle of the ends, away from the elevator rack, of the supporting rods, and the left end and the right end of the main shaft are connected with a first folding rod and a second folding rod respectively. The ends, away from the main shaft, of the first folding rod and the second folding rod are provided with rotating shafts, the other ends of the rotating shafts are connected with threaded blocks, the threaded blocks sleeve the two ends of a two-way lead screw, one end of the two-way lead screw is provided with a motor, and the two-way lead screw is sleeved with a transverse rod which is provided with a moving groove. The motor drives the lead screw to rotate so that the folding rod can be folded and unfolded, the inclination an