Dual injection mold preform transfer assembly

Details Dual injection mold preform transfer assembly Dual injection mold preform transfer assembly

1988-03-21

1989-04-25

Nozick, Bernard

Plastic article or earthenware shaping or treating: apparatus

Female mold and means to shape parison directly by internal...

Including means to prepare parison

425539, 425540, 4147442, B29C 4900

Patent

active

048243590

ABSTRACT:
A preform transfer assembly for continuously transferring preforms from a pair of injection assemblies to a blow molding machine comprising a base supporting the mold assemblies, a frame assembly on the base, a slide plate slideably mounted on the frame, first actuator means mounted on the frame for raising and lowering the slide plate, a swing bracket assembly pivotally mounted on the slide plate and actuated by second actuator means also mounted on the slide plate rotating the swing bracket, an arm having one end attached to the swing bracket and the other end of the arm attached to a preform carrier assembly, third actuator means mounted on the arm for extending and retracting the arm in a horizontal direction, and grasping means attached to the carrier for engaging and releasing preforms whereby as the preforms are released out of the molds they are grasped and transferred to a blow molding machine. Transfer of preforms from one mold asssembly takes place while preforms in the other mold assembly are cooling in preparation for transfer.

REFERENCES:
patent: 3048890 (1962-08-01), Soubier
patent: 4403907 (1983-09-01), Koller et al.
patent: 4470796 (1984-11-01), Stroup et al.
patent: 4552526 (1985-11-01), Hafele
patent: 4730976 (1988-03-01), Davis et al.

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