V-shaped impurity removal knife for removing impurities from rack roller of cotton cleaner

The utility model discloses a V-shaped impurity removal knife for removing impurities from a rack roller of a cotton cleaner, which comprises the rack roller, the V-shaped impurity removal knife is arranged around the rack roller, the V-shaped impurity removal knife comprises a left fixing plate, a right fixing plate and a knife body, the V-shaped angle of the V-shaped impurity removal knife faces the side opposite to the rotating direction of the rack roller, and the left fixing plate is arranged on the right fixing plate. And the V-shaped angle of the V-shaped impurity removal cutter is an arc angle. By the adoption of the technical scheme, boll shells and cotton stalks in seed cotton can be more effectively removed, the rebound problem of the boll shells and the cotton stalks is reduced to the maximum extent, the impurity removal efficiency of the cotton cleaner is higher, and particularly the removal rate of the boll shells and the cotton stalks is higher. 本实用新型公开了一种清花机齿条辊排杂用的V形排杂刀，包括齿条辊，所述齿条辊周围设置有V形排杂刀，所