Lifting type net supporting device and sorting system

The utility model provides a lifting type net supporting device and a sorting system. The lifting type supporting net device comprises a fixed platform, a supporting net, lifting mechanisms and at least two guide frames, the at least two guide frames are vertically arranged on the fixed platform at intervals, and each guide frame is provided with the corresponding lifting mechanism; the lifting mechanism comprises a movable support and a driving part, the movable support is in sliding fit with the guide frames in a liftable mode, the driving part can drive the movable support to ascend and descend, a supporting net is arranged between every two adjacent guide frames, and the two ends of the supporting net are installed on the movable support on the two adjacent guide frames respectively. The supporting net is arranged between the two adjacent guide frames, the two ends of the supporting net are installed on the movable supports on the two guide frames correspondingly, and the movable supports are slidably mat