Logistics conveying line, logistics conveying line system, and logistics conveying method

A logistics conveying line for conveying a workpiece, comprising:

• a frame comprising at least two stations;
• and
• a driving mechanism comprising a driving portion and a connecting member, wherein the driving portion is movably mounted at the frame, the connecting member is movably mounted at the driving portion, the connecting member is configured to switch between a connected state and a disconnected state with respect to a carrier, and the carrier is configured to bear the workpiece;
• and
• wherein:
• the driving portion is configured to, when the connecting member is in the connected state with respect to the carrier, drive the carrier to move from one of the stations to another one of the stations;
• the driving portion comprises a driving member, wherein the driving member is movably connected to the frame, and the driving member is connected to the connecting member;
• and
• the connecting member comprises a driving pin and a supporting member, and the driving pin is mounted at the supporting member and configured to be connected to the carrier.