Cutting and irrigation machine

The utility model relates to a cutting and irrigation machine comprising a gasoline engine, a working pole, an operation handle and a working head, and is characterized in that a gear box of the working head is provided with an open upper cover, and the upper cover is provided with a rolling bearing, bonding surface of the cover and the box is provided with a seal adjusting washer, and the cover and the box are fastened by bolts. The gear box of the working head is provided with an open upper cover, an adjusting washer is arranged in the middle of the upper cover, after wearing of the gear, appropriate cooperative clearance can be obtained by adjusting the washer or replacing the washer on site; in order to solve the problem of grass winding, an upper deflector cover and a lower deflector cover are arranged at an upper side and a lower side of a blade; moreover, a trottle cock adopts a motorcycle throttle cock imitated structure, thus facilitating adjustment of the trottle. The utility model has the advantages of simple structure, convenient application, beautiful appearance and facilitating maintenance.