SOD triticale planting seeder

The invention relates to the technical field of agricultural planting, in particular to an SOD triticale planting seeder which comprises a rack, a seed box is fixedly connected to the top of the rack, a plurality of furrow openers are fixedly connected to the bottom of the rack, a connecting plate is fixedly connected to the rack, a transmission shaft is rotatably mounted on the connecting plate, a plurality of press wheels are fixedly connected to the transmission shaft, and the press wheels are fixedly connected to the rack. A movable rod is rotatably mounted on the connecting plate, a mud scraper is fixedly connected to the movable rod, an internal thread pipe is rotatably mounted on the movable rod, a reciprocating screw is in threaded fit with the interior of the internal thread pipe, and a driving device is arranged on the connecting plate to drive the reciprocating screw to rotate according to the displacement distance of the press wheel. Soil adhered to the press wheel can be cleaned only at the edge