Conveying device for plastic bottle production

The utility model discloses a conveying device for plastic bottle production. The conveying device comprises a transmission track, a plurality of groups of movable clamping components and blow molding equipment, wherein the movable clamping components are movably arranged on the transmission track at intervals; the blow molding equipment is arranged above at least part of the movable clamping components and can be close to or far away from the movable clamping components; wherein the transmission rail comprises an annular inner rail and an annular outer rail which are coaxially arranged, outer teeth are at least formed on the side face, facing the annular outer rail, in the annular inner rail, and a moving channel is formed between the annular inner rail and the annular outer rail; the movable clamping assembly at least comprises a rotating column rotationally arranged in the movable groove channel, a driving motor used for driving the rotating column to rotate and an annular clamping piece rotationally conne