MOLDING DEVICE OF HOLLOW BODY

To provide a molding device of a hollow body capable of recycling easily a discharge resin, in a molding method of a floating core system.SOLUTION: A molding device of a hollow body has a heating part for heating and melting a resin, a cavity into which a resin melted in the heating part is introduc...

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Bibliographische Detailangaben
Hauptverfasser: OKUMURA EIJI, NAKAGOME AKIRA, KAWANAKA TOKUO
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a molding device of a hollow body capable of recycling easily a discharge resin, in a molding method of a floating core system.SOLUTION: A molding device of a hollow body has a heating part for heating and melting a resin, a cavity into which a resin melted in the heating part is introduced, a pressurized port for introducing, into the cavity, pressurized fluid for passing a core through the inside of the resin introduced into the cavity, and a circulation part for introducing, into the heating part, the resin pushed out from the cavity by passage of the core.SELECTED DRAWING: Figure 1 【課題】フローティングコア方式の成形方法において、排出樹脂のリサイクルが容易に行える、中空体の成形装置を提供すること。【解決手段】中空体の成形装置は、樹脂を加熱して溶融させる加熱部と、前記加熱部で溶融された樹脂が導入されるキャビティと、前記キャビティの内部に導入された樹脂の内部にコアを通過させるための加圧流体を、前記キャビティの内部に導入する、加圧ポートと、前記コアの通過によって前記キャビティから押し出された樹脂を、前記加熱部に導入する循環部と、を有する。【選択図】図1