PRESS FORMING DIE DEVICE

PROBLEM TO BE SOLVED: To provide a press forming die device capable of suppressing springback and improving hardenability in hot press forming with a simple configuration.SOLUTION: A press forming die device 1 having an upper mold and a lower mold for press-forming a steel plate cooperatively with t...

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Bibliographische Detailangaben
Hauptverfasser:	SUMIKAWA SATOSHI, TOKITA YUICHI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL TRANSPORTING WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a press forming die device capable of suppressing springback and improving hardenability in hot press forming with a simple configuration.SOLUTION: A press forming die device 1 having an upper mold and a lower mold for press-forming a steel plate cooperatively with the upper mold according to the present invention includes a die 9 as an upper mold, a split punch 5 and a flange forming die 7 as lower molds for press-forming a steep plate 3 cooperatively with the die 9, and a hydraulic power conversion transfer mechanism 11 for receiving the load of the forming of the die 9 to convert it into a driving force for moving the flange forming die 7.SELECTED DRAWING: Figure 1 【課題】簡易的な構成でスプリングバック抑制やホットプレス成形における焼入れ性向上を図ることができるプレス成形用金型装置を提供する。【解決手段】本発明に係るプレス成形用金型装置１は、上金型と、該上金型と協働して鋼板をプレス成形する下金型とを有するプレス成形用金型装置１であって、上金型としてのダイ９、ダイ９と協働して鋼板３をプレス成形する下金型としての分割パンチ５とフランジ成形ダイ７と、ダイ９の成形時の荷重を受けて該荷重を、フランジ成形ダイ７を移動させる駆動力に変換する油圧式動力変換伝達機構１１とを備えたものである。【選択図】図１