Vertical quick change furrow opener

The utility model discloses a vertical quick-replacement coulter, and belongs to the engineering machinery. The structure comprises an adjusting frame, a supporting frame and a spiral drilling tool; the adjusting frame is arranged on the top of the supporting frame; a hydraulic motor base of the hydraulic motor is positioned on the front side of the upper part of the supporting frame; a base angle is arranged on the front side of the bottom of the supporting frame; and the spiral drilling tool is arranged between the hydraulic motor base and the base angle. Compared with the prior art, the vertical quick-replacement coulter has the characteristics of reasonable design, simple structure, small volume, light weight, simple operation, stable work, low noise and so on. When the utility model is used, the cross section of the groove is neat, flat and straight; the depth of the groove is balanced and flat; the residue can hardly appear in the groove; the work efficiency is high; and the operation is stable.