Zizania aquatica thinning tool bit

The utility model discloses a zizania latifolia thinning cutter head which comprises a bearing frame and three cutter head assemblies, the three cutter head assemblies are arranged on the lower surface of the bearing frame respectively, the connecting lines of the center points of the three cutter head assemblies form a triangle, and thinning space exists among the three cutter head assemblies. By arranging the three tool bit assemblies, the thinning range is widened, so that the thinning efficiency is improved, meanwhile, the thinning space exists among the three tool bit assemblies and is used for controlling the growth density of the zizania aquatica, and therefore growth of the zizania aquatica is guaranteed. 本实用新型公开了一种茭白间苗刀头，包括承接架和三个刀头组件，三个所述刀头组件分别设置于所述承接架的下表面，三个所述刀头组件的中心点的连线为三角形，且三个所述刀头组件之间存在间苗空间。通过设置三个刀头组件，提高间苗范围，从而提高间苗效率，同时，三个刀头组件之间存在间苗空间，用于控制茭白生长密度，从而保证茭白生长。