22-01-2014 дата публикации
Номер: CN103518473A
Принадлежит:
The invention relates to a blowing type combine harvester which comprises a machine body. A grain pulling device capable of rotating in 360 degrees is arranged at the front end of the machine body, a cutting tool capable of swinging left-and-right is arranged at the lower end of the grain pulling device, a cylindrical header auger is arranged at the rear end of the cutting tool, the header auger is connected with a threshing cylinder assembly, the threshing cylinder assembly is communicated with an aggregate bin with a left grain feeding helix and a right grain feeding helix, the aggregate bin comprises an air duct on the bottom, the two ends of the air duct are communicated with an air inlet pipe and an air outlet pipe respectively, and the air duct is communicated with a grain impurity separation device through the air outlet pipe. Grain impurities separated from the threshing cylinder assembly are conveyed to a blanking port in the lower end of the aggregate bin through the left grain ...
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