Automatic turnover device for PET plastic bottle production

The utility model relates to the field of plastic bottle production, and particularly discloses an automatic turnover device for PET plastic bottle production, which comprises a base, a vertical plate, a clamping device and a top side plate, bottom side plates are arranged on the base, extension plates are arranged at one ends of the bottom side plates, the height of the extension plates is half of the height of the bottom side plates, a conveying belt is arranged between the bottom side plates, one end of the conveying belt is arranged in the extension plates, vertical plates are arranged at the top of the end, located in the extension plates, of the conveying belt, and conveying rotating shafts are arranged between the vertical plates. A plurality of clamping devices are arranged on the conveying rotating shaft, the top side plate is arranged on the top of the bottom side plate, one end of the top side plate is arranged on the top of the conveying rotating shaft, a bottom eaves plate is arranged at the bott