Millet seeding device capable of adjusting seeding rate and rapidly cleaning and replacing seeds

The utility model discloses a millet seeding device capable of adjusting seeding quantity and rapidly cleaning and replacing seeds, which comprises a seeding cylinder, a feeding hole is formed in the top of the seeding cylinder, a feeding pipe is fixedly arranged at the feeding hole in the top of the seeding cylinder, a hopper is arranged at the top end of the feeding pipe, and a fixing plate is fixedly arranged on the inner side of the hopper. An electric push rod is fixedly arranged at the bottom of the fixing plate, a piston used for being inserted into the connecting pipe is fixedly arranged at the output end of the electric push rod, a seeding assembly is arranged on the inner side of the seeding cylinder, a mounting plate is fixedly arranged on the outer side wall of the seeding cylinder, a screw is in threaded connection with the mounting plate, a supporting block is rotationally arranged at the bottom end of the screw, and a guide frame is fixedly arranged on the outer side of the supporting block. Th