Rotary base of granulating circular mould

The utility model discloses a rotary base of a granulating circular mould, which relates to the field of feed production equipment and adopts the technical scheme that the rotary base comprises a rectangular bottom plate, two ends of one side of the bottom plate are respectively provided with a support component, the middle of the other side of the bottom plate is rotatably provided with a guide rail, the middle of the guide rail is provided with a screw rod, the screw rod is in threaded connection with a sliding block, and the sliding block is in sliding connection with the guide rail; supporting assemblies are arranged at the two ends of the upper surface of the sliding block correspondingly; each supporting assembly comprises two supports which are arranged in parallel, through rotating holes are formed in the upper ends of the two supports, rotating shafts are rotationally connected into the rotating holes, rolling wheels are coaxially and fixedly arranged on the rotating shafts, and the driving mechanism