HOT-PRESS STAMPING COOLING METHOD AND HOT-PRESS STAMPING DEVICE

In hot press forming a thin steel sheet K, when cooling the thin steel sheet K by supplying a refrigerant to an ejection hole (27) communicated from a supply path (28) inside a lower mold (12), precooling in which an ejection amount per unit time period of the refrigerant from the ejection hole (27)...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	NOMURA, Naruhiko, SETO, Atsushi, FUKUCHI, Hiroshi
Format:	Patent
Sprache:	eng ; fre ; ger
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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