Plant straw premixing and puffing granule device

The utility model discloses a plant straw premixing and puffing granule device which comprises a bottom plate, a supporting plate is fixedly connected to the bottom plate, and a cylinder is rotationally connected to the supporting plate; a round rod is arranged in an inner cavity of the barrel body, the round rod is fixedly connected with the barrel body, the outer wall of the round rod is sleeved with a sleeve in sliding connection, the outer wall of the sleeve is fixedly connected with a connecting piece, and a throwing mechanism is arranged at the end, away from the sleeve, of the connecting piece; the straw smashing device has the advantages that the sleeve is limited through the weight of the throwing mechanism, so that when the round rod rotates, the sleeve moves in the long edge direction of the round rod, the throwing mechanism is driven to move, materials are sprayed and smashed, powdery materials can be conveniently sprayed to straw at different positions, and the straw smashing device is convenient