The invention relates to the technical field of mushroom baking auxiliary devices, in particular to an environmental-friendly type mushroom baking, impurity removing and screening device. The environmental-friendly type mushroom baking, impurity removing and screening device disclosed by the invention can increase the baking temperature, so that a large quantity of mushrooms are convenient to dry,and the practicability is improved; impurities in the mushrooms can be conveniently removed, and the using reliability is improved; and the dried mushrooms can be conveniently taken out. The environmental-friendly type mushroom baking, impurity removing and screening device comprises a working tank, a left fan, a right fan, a first screen, a tank cover, a second screen, a third screen, a connecting shaft, a set of sliding wheels, a left heating tank, a right heating tank, a set of left heating pipes, a set of right heating pipes, a left fixing plate, a right fixing plate, a vibrating motor, aset of first fixing rings, a set of second fixing rings, a set of fixing springs, a set of positioning rings, a set of connecting ropes, a set of supporting plates, a set of supporting shafts and a set of rotating shafts, wherein a left partition plate is horizontally arranged in the central region of the left heating tank, and a right partition plate is horizontally arranged in the central region of the right heating tank.