Automatic material storing system

The invention discloses an automatic material storing system. The automatic material storing system comprises a main shell, an auxiliary shell and sorting rolls; a stirring shaft is installed in the auxiliary shell, a plurality of stirring blades are installed on the stirring shaft, a partition plate is welded to the lower portion of the stirring shaft and provided with a material guiding port, and an air blower is installed on one side of the lower portion of the material guiding port; and a first conveying device is installed at the top end of the interior of the main shell through a supportframe, an inclined vibration screen which inclines downwards is installed under the other end of the first conveying device, a second conveying device is arranged under the tail end of the inclined vibration screen, the plurality of sorting rolls are arranged at one end of the second conveying device, a sorting clearance is formed between every two adjacent sorting rolls, and sorting boxes are arranged under the sorting