Metering device supplying particulate matters

The invention discloses a metering device supplying particulate matters. The device comprises a rack, a metering wheel driving assembly, a transmission assembly and a stop device, wherein the meteringwheel driving assembly is fixed on the rack, the metering wheel driving assembly comprises a metering wheel and a rotation shaft, at least two groups of inclined holes are arranged in the metering wheel, the groups of inclined holes are arranged at intervals along the circumferential direction of the metering wheel, the inclining directions of the groups of inclined holes are different, one end of the rotation shaft is fixedly connected with the metering wheel, and the other end of the rotation shaft is connected with a motor; the transmission assembly comprises at least two transmission paths penetrating through the inside of the transmission assembly, each transmission path is provided with a feeding inlet and a discharging hole, the feeding inlet communicates with a supplying pipelineof particulate matters, an