Supporting device of flattening machine

The utility model discloses a flattening machine supporting device which comprises a base, the top of the base is fixedly connected with a supporting frame, the top of the supporting frame is provided with a flattening machine, the top of the base is symmetrically and rotationally connected with threaded rods, and the surfaces of the two threaded rods are sleeved with first bevel gears. A first supporting plate and a second supporting plate are symmetrically and fixedly connected to the top of the base, a driving motor is fixedly connected to the left side of the second supporting plate, and a rotating column is fixedly connected to the output end of the driving motor. According to the paper product flattening device, a paper product is placed on the flattening plate seat, then two limiting blocks slide to enable a sliding strip to slide, a clamping plate is driven to clamp the paper product, then a motor can drive a rotating column to rotate, a threaded block is driven to move through meshing of a first beve