本设计修正了旋耕刀滑切角,每个刀盘上的刀片数由3叶改为4叶,左弯刀和右弯刀的排列采用线性排列,打破了传统按螺旋线规则排列的方式,提高了耕地深度;适当调整了复合刀挡板高度,既不易缠草,作物秸杆又能很好地起到碎土作用;试验验证了新型旋耕刀和旋耕刀辊的实用性。 This design fixes the rotary blade slipping angle, the number of blades on each cutter from 3 leaves to 4 leaves, left machete and right machete arranged in a linear arrangement, breaking the traditional rules arranged by a spiral , So as to increase the depth of arable land. The height of the compound knife baffle was properly adjusted so that it was not easy to hay in grass and the crop straw played a good role in soil crushing. The practicability of the new rotary tillage and rotary trowel was validated.