Automatic cup turning device

The utility model relates to the field of beverage filling equipment, and particularly discloses an automatic cup turning device which comprises a rolling frame, a first conveying belt, a second conveying belt, a shaping plate assembly with a plate seat and a rotating plate, a first adjusting assembly used for adjusting the plate seat, a second adjusting assembly used for adjusting the rotating plate and a supporting seat, and a rolling frame driving assembly. The first conveying belt and the second conveying belt which are opposite to each other are installed in the rolling frame with the material channel and can be used at the same time in the working process, the rotating frequency of the rolling frame is reduced, the material channel has a certain length, and a plurality of packaging cups can be turned over at the same time; the angle-adjustable shaping plate assemblies are arranged on the two sides of the conveying belt correspondingly, adjustment can be conducted according to the contours of the cup bod