| 摘要 |
FIELD: agriculture.SUBSTANCE: invention relates to agricultural machinery industry and can be used in a harvesters performing grinding the stems of the crops. The harvester-thresher comprises a straw cutter located behind the axial separator and a spreader located behind the straw cutter. The straw cutter comprises at least one driven in rotation rotor with blades and housing surrounding them. The housing comprises in direction along the axis of rotation of the rotor the first end area, the middle area and the second end area. The rotating rotor blades in the middle area circumscribe a circle of a greater radius than at the end areas. On the housing the blades are mounted made with the possibility of their rearrangement between the positions with different distance to the rotor.EFFECT: straw cutter of the harvester provides a uniform flow of crushed material.8 cl, 5 dwg, 3 dwg |
