Multi-track roving and spinning unit conveying system

The utility model discloses a multi-track roving and spinning unit conveying system which comprises tracks, a falling detection mechanism and a rapid replacement mechanism, a pulley component is arranged in the tracks, the connecting end of the pulley component penetrates through the bottoms of the tracks to be fixedly connected with a fixed frame, a movable plate is arranged at the bottom of the fixed frame, and the movable plate is fixedly connected with the pulley component. A fixed column is fixedly connected to the center of the lower end of the movable plate, a bobbin hanger is fixedly connected to the lower end of the fixed column, and a bobbin is hooked to the lower end of the bobbin hanger. The bearing frame is used for bearing the fallen bobbin, the bobbin is prevented from directly falling onto the ground and being damaged, meanwhile, a pressure sensor detects the weight of the bobbin, and the bobbin is prevented from being damaged. According to the bobbin hanger and bobbin replacement device, the