MOLDING APPARATUS FOR COMPOSITE MATERIAL MOLDED ARTICLE AND MOLDING METHOD

To provide a molding apparatus for a composite material molded article and a molding method which can improve a fluidity of a resin injected into a mold and can mold a composite material molded article quickly without causing impregnation failure.SOLUTION: A molding apparatus 100 for a composite mat...

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Hauptverfasser: SHO JIYA, OKAI HIROAKI
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a molding apparatus for a composite material molded article and a molding method which can improve a fluidity of a resin injected into a mold and can mold a composite material molded article quickly without causing impregnation failure.SOLUTION: A molding apparatus 100 for a composite material molded article 20 includes a relatively openable and closable mold 110 forming a cavity 140 having an inner shape conforming to an outer shape of the composite material molded article, and a resin injection part 150 for injecting a resin 22 into a cavity. The molding apparatus further includes a slide mold 160 provided slidably in the mold and capable of changing a size of a cross section of a flow passage of a part of the flow passage through which an injected resin flows. The slide mold is held at a position where a size of the cross section of the flow path is enlarged when resin is injected by the resin injection part.SELECTED DRAWING: Figure 4A 【課題】成形型内に注入した樹脂の流動性を改善でき、複合材料成形品を迅速かつ含浸不良を発生させることなく成形し得る複合材料成形品の成形装置、および成形方法を提供する。【解決手段】複合材料成形品20の成形装置100は、複合材料成形品の外形形状に合致した内面形状のキャビティ140を形成する相対的に開閉自在な成形型110と、キャビティ内に樹脂22を注入する樹脂注入部150と、を有する。成形装置はさらに、成形型にスライド移動自在に設けられ、注入された樹脂が流れる流路の一部の流路断面の大きさを変更自在なスライド型160を有する。スライド型は、樹脂注入部によって樹脂を注入するときに、流路断面の大きさを拡大する位置に保持される。【選択図】図4A