INJECTION MOLDING METHOD AND DEVICE

PROBLEM TO BE SOLVED: To provide an injection molding method and device which prevent a metering defect and shorten molding time. SOLUTION: This device has a metering and transferring means(6) consisting of a metering cylinder (3) which is supplied with raw material chips (1) from its one end, a met...

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Bibliographic Details
Main Author TAKEYA KENGO
Format Patent
LanguageEnglish
Published 31.07.2001
Edition7
Subjects
CASTING
CASTING OF METALS
CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
PERFORMING OPERATIONS
POWDER METALLURGY
TRANSPORTING
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Summary:PROBLEM TO BE SOLVED: To provide an injection molding method and device which prevent a metering defect and shorten molding time. SOLUTION: This device has a metering and transferring means(6) consisting of a metering cylinder (3) which is supplied with raw material chips (1) from its one end, a metering screw (4) which is disposed in the metering cylinder (3) and meters and transfers the raw material chips (1) and a preheating means (5) which preheats the raw material chips (1) and a melting and injecting means (10) consisting of an injection cylinder (7) which is connected to the other end of the metering cylinder (3), an injection piston (8) which is disposed in the injection cylinder (7) and moves back and forth within the injection cylinder (7) and a high-speed heating means (9) which is mounted at the injection cylinder (7) and heats the raw material chips (1) at a high speed.
Bibliography:Application Number: JP20000009469