LOCAL REINFORCEMENT OF INJECTION MOULDINGS

A method for using an injection mold for manufacturing plastic components, in particular components of power tools, the injection mold containing a sprue plate, a push-in device and an ejector plate. A cavity is between the sprue plate and the ejector plate when the sprue plate and the ejector plate...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: LÜBKERT, Ernst-Rudolf
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A method for using an injection mold for manufacturing plastic components, in particular components of power tools, the injection mold containing a sprue plate, a push-in device and an ejector plate. A cavity is between the sprue plate and the ejector plate when the sprue plate and the ejector plate are in an assembled state, and the ejector plate containing a fiber channel, through which a fiber bundle having a thermoplastic matrix is transportable to the cavity, via the push-in device, along at least part of the sprue plate. The method includes assembling the sprue plate and the ejector plate; heating the fiber bundle together with the thermoplastic matrix; positioning the fiber bundle at the cavity via the push-in device; introducing a liquid plastic into the cavity through a channel of the sprue plate; and introducing the fiber bundle into the cavity so that the fiber bundle is positioned in the cavity by the stream of liquid plastic.