Compact dummy bar collecting and conveying system and collecting and conveying method

The invention belongs to the technical field of metal casting blank manufacturing, and particularly relates to a compact dummy bar collecting and conveying system and method. The device at least comprises a roller way system, a lifting mechanism, a hydraulic cylinder, a transfer trolley mechanism, a limiting device, a dummy bar and a chain transmission mechanism, wherein the roller way system is composed of a roller way and a plurality of rotating rollers. Through the organic cooperation of the roller way system, the lifting mechanism, the hydraulic cylinder, the transfer trolley mechanism, the limiting device, the dummy bar and the chain transmission mechanism, the rapid and safe receiving and conveying function of the dummy bar is achieved. According to the dummy bar conveying device, the dummy bar conveying height and the dummy bar conveying distance space can be effectively reduced, the occupied area is greatly reduced, the use space of a production workshop is enlarged, the conveying distance of the dumm