Wheel disc type potato seeder

The utility model discloses a wheel disc type potato seeder, which relates to the technical field of potato seeding and comprises a moving trolley, a mounting plate is fixedly mounted at the top of the moving trolley, a rotating groove is formed in one side of the mounting plate, a first sliding block is slidably connected into the rotating groove, and a fixing plate is fixedly mounted on one side of the first sliding block. The soil turning device has the advantages that the third motor is used for driving the second rotating shaft to rotate, so that the second sliding block can be driven to slide in the annular groove, the soil turning roller can be driven to rotate through sliding of the second sliding block, and the soil turning roller can be driven to rotate; meanwhile, when the soil turning roller rotates, a gear on the outer side is driven to move and is in meshed connection with a rack on the inner wall of a fixing plate, so that the soil turning roller can be driven to rotate, the soil turning roller