Combined airflow graphite crushing system

The utility model relates to the technical field of graphite processing accessory devices, in particular to a combined airflow graphite crushing system, which improves the working efficiency and the effect of processing graphite by workers, and comprises a material box and a discharge pipe, the device further comprises a collecting barrel, a fixing block, a pressing plate, two sets of first clamping blocks, two sets of first sliding blocks, two sets of positioning rings, two sets of connecting screw rods, a supporting plate, a fixing mechanism and a rebound assembly, the top of the supporting plate is connected with the bottom of the fixing block, and the left end and the right end of the fixing block are each provided with a set of clamping groove. The bottoms of the left end and the right end of the working cavity of the material box are each provided with a first clamping block, the two first clamping blocks are clamped to the fixing block clamping grooves correspondingly, and the bottom of the material bo