Plastic bottle blowing mold

The utility model relates to the technical field of molds, in particular to a plastic bottle blowing mold. Comprising a bottom plate, a mounting plate and an auxiliary device, the auxiliary device comprises a fixed seat, a fixed mold seat, a movable mold seat, a first guide pipe, a first flange plate, a second guide pipe, a second flange plate, a guide assembly and a driving assembly, the driving assembly is matched with the guide assembly during machining, the movable mold seat is matched with the fixed mold seat, and then blow molding equipment acts; the feeding pipe is inserted into the top circular feeding opening, raw materials are injected, compressed air is introduced, blow molding is carried out, after blow molding is completed, circulating cooling liquid is introduced into the fixed mold base and the movable mold base through the first guide pipe and the second guide pipe correspondingly, the cooling liquid can exchange heat with the fixed mold base and the movable mold base during circulation, heat