Coal blending device

The utility model relates to a coal blending device. Including a base, supporting rods are fixedly connected to the four corners of the bottom of the base correspondingly. Wherein the top of the baseis fixedly connected with a coal blending box; the top of the coal blending box is fixedly connected with a first coal preparation box; a second coal preparation box is arranged on the right side of the first coal preparation box; feeding hoppers are connected to the bottoms of the first coal dressing box and the second coal dressing box in a penetrating manner; first feeding holes are formed in the tops of the first coal dressing box and the second coal dressing box; mounting frames are symmetrically connected between the inner walls of the first coal dressing box and the second coal dressingbox; a rotating shaft is connected to each mounting frame in a penetrating manner; a weighing device is fixedly connected between the opposite sides of the rotating shafts, and a storage box is fixedly connected to the top of