Oat grass segment cutting machine

The utility model relates to the technical field of oat grass cutting machines, in particular to an oat grass cutting machine which comprises a supporting seat, an inclined groove is formed in the left side of the top end of the supporting seat, a first cutting knife is installed on the upper side of the right end of the inclined groove in an embedded mode, and baffles are fixedly connected to the front side and the rear side of the top end of the supporting seat. A cutting assembly and a pushing assembly for pushing oat grass are connected between the two baffles, a first sliding groove is formed in the front end of the baffle located on the rear side, a sliding block is slidably arranged in the first sliding groove, a first electric cylinder is fixedly connected to the left end of the baffle located on the rear side, and a telescopic rod of the first electric cylinder is fixedly connected with the left end of the sliding block. The front end of the sliding block is fixedly connected with a fixed-length plat