INJECTION MOLDING MACHINE

The improved injection moulding machine has a flow control device located between its injection screw and its injection nozzle to control without time delay, the flow rate and speed of the molten resin raw material entering the cavity of a mould. The control device consists of a rotary control valve...

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Bibliographic Details
Main Authors INABA, NOBUAKI, TANAKA, NOBUKAZU, FUNABASHI, TETSUKI, KAMINISHI, MASASHI, MATSUDA, KAZUO
Format Patent
LanguageEnglish
Published 18.10.1994
Edition5
Subjects
AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
PERFORMING OPERATIONS
SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR
SHAPING OR JOINING OF PLASTICS
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Summary:The improved injection moulding machine has a flow control device located between its injection screw and its injection nozzle to control without time delay, the flow rate and speed of the molten resin raw material entering the cavity of a mould. The control device consists of a rotary control valve which operates by a mechanical linkage arrangement on the basis of feedback from sensors which detect injection screw position, speed and pressure.
Bibliography:Application Number: KR19870071112