Vertical grading walnut shell breaking and kernel taking integrated device

The utility model discloses a vertical type grading walnut shell breaking and kernel taking integrated device which comprises a walnut grading device, a walnut collecting device, a pre-shell breaking device, a flexible shell breaking device and a separating device which are fixed on a machine frame, the grading device comprises walnut grading and collecting, the pre-shell breaking device is extrusion rollers which are matched with each other, and the flexible shell breaking device is arranged on the machine frame. Pressure is generated on the surfaces of walnuts through rotation of the extrusion rolling wheels so that the walnuts can crack, the walnuts fall into the flexible shell breaking device through the gravity of the walnuts, the flexible shell breaking device breaks the shells of the walnuts, and then the shells and kernels obtained after shell breaking are separated and stored through the separating device. The product is composed of a plurality of systems, the structure is compact, the gravity of wal