Non-woven fabric leftover material recovery system

The invention is suitable for the technical field of non-woven fabric recycling, and provides a non-woven fabric leftover material recycling system which comprises a bottom plate, a barrel shell, a rotating shaft, a connecting net plate, an arc-shaped net plate and a smashing assembly, the smashing assembly comprises a mounting shaft, smashing blades and a power part, and the power part comprises a second gear and a first gear. The non-woven fabric leftover material recovery system further comprises a pretreatment assembly, the pretreatment assembly comprises a shell, a hollow shaft, a hollow plate, an atomization nozzle, a driving piece and a liquid supply assembly, and the driving piece comprises a second friction wheel, a first friction wheel, a second stepping motor and a telescopic rod. By arranging the barrel shell, the rotating shaft, the connecting net plate, the arc-shaped net plate and the crushing assembly, the first stepping motor drives the rotating shaft to rotate, the rotating shaft drives the