The present application discloses an upper sealing device for an automatic hollow blow molding machine. The upper sealing device for the automatic hollow blow molding machine comprises a driving device, and a driving sealing plate and a driven sealing plate which can be opened and closed relatively. The driving device is fixed on one side of a die head, the driving sealing plate and the driven sealing plate are fixed at the lower end of the die head, the driving sealing plate and the driven sealing plate are arranged in parallel, the driving device is pin-connected to the driving sealing plate, and the driving device can drive the driving sealing plate to perform circular motion. The upper sealing device for the automatic hollow blow molding machine has a simple structure, reduces the molding cycle time of products, and can fine-tune the size of the tube parison after the automatic hollow blow molding machine blows air.
Country Code: CN
Application Number: CN201720942570.1
