The invention discloses a novel green walnut hull removing device. The device comprises a shell (1) and bracing feet (2), wherein an upper cylinder (3) and a lower cylinder (4) are arranged in the shell (1), a feed hopper (6) is arranged at the upper side of the shell (1), a first hull removing mechanism is arranged in the upper cylinder (3), and a second hull removing mechanism is arranged in the lower cylinder (4); a driving mechanism and a power supply mechanism are arranged on the shell (1), a walnut outlet (7) is formed on the lower cylinder (4); meshes (8) are formed on the bottom of each of the upper cylinder (3) and the lower cylinder (4); a discharge plate (9) is arranged between the upper cylinder (3) and the lower cylinder (4), and a collecting tank (10) is arranged at the lower side of the lower cylinder (4). The novel green walnut hull removing device provided by the invention can remove the hull at twice in different spaces, the hull removing is cleaning, and the effect is good; the collecting tank for collecting scraps is arranged in the shell in a separable way, the scraps can be poured only needing to draw out the colleting tank, the operation is convenient and fast.