Waste express parcel packaging, grading, crushing and recycling device

The utility model relates to waste garbage recycling, in particular to a waste express parcel packaging, grading, crushing and recycling device which comprises at least three sections of crushing devices which are sequentially connected in series and detachably connected. Wherein the three sections of crushing devices are sequentially connected in series and are detachably connected; the front-section crushing device is used for crushing incoming materials to obtain first-stage crushed materials; the middle-section crushing device is used for crushing the first-stage fragment material to obtain a second-stage fragment material; the tail-section crushing device is used for crushing the second-stage fragment material to obtain a fiberized material; wherein the adjacent crushing devices are communicated through an automatic material conveying device, a material output port is formed in a channel communicated with the adjacent crushing devices, an inner cavity of the tail-section crushingdevice is connected with