Multi-variety workpiece automatic identification transfer hanging system based on efficiency improvement

The utility model discloses a multi-variety workpiece automatic identification hanging system based on efficiency improvement. The system comprises a power and free chain, a travelling crane device, two transfer hanging base stations and a control device, the accumulation chain comprises a conveying track and a carrying trolley; the conveying rail is provided with two connection sections; the conveying rail comprises a plurality of conveying branches; the two connection sections are respectively positioned at the upstream and the downstream of the travelling crane device; the two transfer hanging base stations are respectively positioned between the travelling crane device and the two connection sections; each transfer hanging base station comprises a flying frame and a car pusher; the control device comprises a controller, a code carrier arranged on the carrying trolley, and a code reader arranged on the connection section at the upstream of the travelling crane; the code reader is used for recognizing infor