Subject innovation pats beans and wherein and is being formed in the sequence arc chamber an of lower part by the transport screw slot beater drum with device,Transfer beans cereal is formed on geombul below sequence arc chamber only has selected soybean grain to be related to an improved design of the bean huller that can be harvested the soybean threshing chamber removal of frame body,Casting concrete is used in frame body(1)On one lid formed a soybean threshing chamber(2),Upper one beater drum 201 of device wherein and by the core 202 of installation perforation is screening falling portion 20 between threshing chamber 2,Hole is punched by a size to be enough soybean grain and falls on the floor for network 202 of thrashing,Bottom and screw conveyor(3)It forms a compartment 4 and prevents geombul from being merged into soybean grain according to well known its and be added to air blower 401 to bolting house to internal screw conveyor(3)Pass through the falling portion 20 of device;On arc (5) so as to prominent from net bottom of thrashing to the one geombul arc chambers (6) of end A preset distances in the form of in the beans for forming discharge port (6a) below, it forms a threshing chamber (2) input equipment 203, subregion, and beater drum 201 and the predetermined space on outer surface 205 add some swords, discharge guide plate (4b) is assumed to opening (4a) to be bean huller so that outer end can vertically be adjusted fixation in the water sieve furnace bottom room 4 for being located at geombul wind chambers 6. ;Soybean is thrashed room, the core of perforation, bolting house, lead screw
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