Cutting device with cleaning function used in grafting

The invention discloses a cutting device with a cleaning function used in grafting. The cutting device comprises a device body, a working device installed in the device body and a washing device installed in the device body. The working device comprises a working groove installed in the device body. An inner wall of a lower side of the working groove is provided with a first through hole which passes through the inner wall upwards and downwards. A lower end of the device body is fixedly connected with a butting block. The butting block is internally provided with a second through which passesthrough the butting block upwards and downwards and is butted with the first through hole. Inner walls of left and right sides of the first through hole and the second through hole are symmetrically provided with guiding sliding chutes of which openings are opposite. The device is capable of automatically washing a cutter while cutting is completed, enabling the effect of cutting to be better, enabling service life of the