| 摘要 |
FIELD: agriculture.SUBSTANCE: rotary grain combine harvester comprises the header, the threshing and separating device in the form of a rotor which is mounted transversely to the longitudinal axis of the combine with the ability of rotation in the separating casing which has the shape of a cylinder or a truncated cone and is provided with guide elements, a chopper-spreader, a system of transporting and cleaning of the grain heap, a bearing system, an undercarriage system, a motor unit and a workplace, a second chopper-spreader. The rotor and the casing are provided with additional guide elements, which provide the processed mass movement in opposite directions from the centre to the outlet ends of the threshing and separating device. The casing has an input window for receiving the processed mass to its geometric centre.EFFECT: improvement of efficiency of the grain cleaning.4 cl, 2 dwg |
