Rice transplanter with in-situ soil loosening and stubble breaking knife tackle

The utility model relates to a rice transplanter with an in-situ soil loosening and stubble breaking knife tackle. The rice transplanter comprises a main frame, an engine, a driving wheel, a seedling box frame and a handle; the engine is connected with the driving wheel through a gearbox and a transmission device; the transmission device comprises a main chain wheel box, a transplanting transmission box, a transplanting driving chain wheel box and a chain; the transplanting transmission box is provided with a transplanting input shaft; the transplanting input shaft is connected with the soil loosening and stubble breaking knife tackle through a chain wheel and the chain; two knife holders perpendicular to each other are arranged on a knife shaft of the knife tackle; flail knives are arranged at two ends of each knife holder respectively; and the flail knives are movably connected with the knife holders. When the rice transplanter works, soil loosening and stubble breaking are only performed to rice transplant