Efficient steel bar derusting device

The utility model discloses an efficient steel bar derusting device. The efficient steel bar derusting device comprises a working table, iron wire rollers and a limiting plate, wherein the working table is composed of two layers, a long hole is formed between the planes of the two layers of the working table, dust covers are arranged on the upper portion and the lower portion of the long hole, two inlets are formed in the front end face of the upper dust cover, two outlets are formed in the rear end face of the upper dust cover, the three iron wire rollers are arranged in the inner space defined by the dust covers, the first iron wire roller is located above the plane of the upper layer of the working table, the second iron wire roller is located between the planes of the two layers of the working table, the third working table is located below the plane of the lower layer of the working table, iron wires on the side faces of the three iron wire rollers make contact with one another, a motor and a transmission device are arranged on the side face of the upper dust cover, the transmission device is connected with the three iron wire rollers, a discharge outlet is formed in the bottom of the lower dust cover, and the limiting plate is horizontally arranged above the inlets. The efficient steel bar derusting device is easy to manufacture and low in cost, the two layers of the working table are used for derusting at the same time, steel bars can enter the derusting device in order through a limiting device, working efficiency is high, the derusting effect is good, labor cost for derusting is reduced, and working difficulty is lowered.