EP0241426A1 - Procédé et dispositif de coulée sous pression - Google Patents

Procédé et dispositif de coulée sous pression Download PDF

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Publication number
EP0241426A1
EP0241426A1 EP87810211A EP87810211A EP0241426A1 EP 0241426 A1 EP0241426 A1 EP 0241426A1 EP 87810211 A EP87810211 A EP 87810211A EP 87810211 A EP87810211 A EP 87810211A EP 0241426 A1 EP0241426 A1 EP 0241426A1
Authority
EP
European Patent Office
Prior art keywords
mold cavity
gas
mold
casting
molded parts
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP87810211A
Other languages
German (de)
English (en)
Other versions
EP0241426B1 (fr
Inventor
Gunther Wulff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alcan Holdings Switzerland AG
Original Assignee
Alusuisse Holdings AG
Schweizerische Aluminium AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alusuisse Holdings AG, Schweizerische Aluminium AG filed Critical Alusuisse Holdings AG
Publication of EP0241426A1 publication Critical patent/EP0241426A1/fr
Application granted granted Critical
Publication of EP0241426B1 publication Critical patent/EP0241426B1/fr
Expired legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
    • B22D27/09—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using pressure
    • B22D27/13—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using pressure making use of gas pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
    • B22D17/14—Machines with evacuated die cavity
    • B22D17/145—Venting means therefor
EP19870810211 1986-04-11 1987-04-06 Procédé et dispositif de coulée sous pression Expired EP0241426B1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH1442/86 1986-04-11
CH1443/86 1986-04-11
CH144286 1986-04-11
CH144386 1986-04-11

Publications (2)

Publication Number Publication Date
EP0241426A1 true EP0241426A1 (fr) 1987-10-14
EP0241426B1 EP0241426B1 (fr) 1989-07-12

Family

ID=25687668

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19870810211 Expired EP0241426B1 (fr) 1986-04-11 1987-04-06 Procédé et dispositif de coulée sous pression

Country Status (2)

Country Link
EP (1) EP0241426B1 (fr)
DE (1) DE3760303D1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU592905B2 (en) * 1986-11-17 1990-01-25 Aluminium Pechiney A lost foam casting process for the casting of metal objects
AU600413B2 (en) * 1989-03-07 1990-08-09 Aluminium Pechiney A process for the lost-foam casting, under pressure, of metal articles
EP0441289A1 (fr) * 1990-02-05 1991-08-14 Yamasaki Engineering Co., Ltd. Procédé de moulage par injection avec chambre à vide
WO1996029165A1 (fr) * 1995-03-20 1996-09-26 Bayrisches Druckguss-Werk Thurner Gmbh & Co. Kg Moteur a flux transversal a aimant permanent et procede de fabrication correspondant
EP0790090A3 (fr) * 1996-02-16 1998-07-08 Müller-Weingarten AG Machine de coulée à dépression
WO2006045589A1 (fr) * 2004-10-27 2006-05-04 Ks Kolbenschmidt Gmbh Procede et dispositif pour produire en serie des pistons de moteurs a combustion interne sous l'effet d'une pression de gaz
DE102012023214B3 (de) * 2012-11-28 2014-04-03 Audi Ag Verfahren zur Herstellung eines metallischen Druckgussbauteils mit lokaler Gasinjektion zur Vermeidung von Erstarrungsporosität
DE102017109716B3 (de) 2017-05-05 2018-07-26 Tobias Beck Metall-Druckguss-Formwerkzeug
CN113000809A (zh) * 2019-12-19 2021-06-22 丰田自动车株式会社 铸造方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE452698C (de) * 1923-12-02 1927-11-17 Ludw Loewe & Co Akt Ges Verfahren zur Herstellung von Gussstuecken unter Druck
FR1076174A (fr) * 1952-02-07 1954-10-25 Perfectionnements apportés aux procédés de fonte sous pression d'objets en métal et aux machines permettant la mise en oeuvre desdits procédés
US3420291A (en) * 1965-12-29 1969-01-07 Trw Inc Method for reducing metal casting porosity
GB1199476A (en) * 1967-09-19 1970-07-22 Rolinx Ltd Injection Moulding.
FR2418049A1 (fr) * 1978-02-22 1979-09-21 Glazunov Sergei Installation a vide pour couler sous pression des ebauches metalliques
EP0005239A1 (fr) * 1978-04-27 1979-11-14 Leibfried, Dieter Procédé de moulage sous basse pression pour métaux, notamment métaux non-ferreux, ainsi que l'installation pour la réalisation de ce procédé

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE452698C (de) * 1923-12-02 1927-11-17 Ludw Loewe & Co Akt Ges Verfahren zur Herstellung von Gussstuecken unter Druck
FR1076174A (fr) * 1952-02-07 1954-10-25 Perfectionnements apportés aux procédés de fonte sous pression d'objets en métal et aux machines permettant la mise en oeuvre desdits procédés
US3420291A (en) * 1965-12-29 1969-01-07 Trw Inc Method for reducing metal casting porosity
GB1199476A (en) * 1967-09-19 1970-07-22 Rolinx Ltd Injection Moulding.
FR2418049A1 (fr) * 1978-02-22 1979-09-21 Glazunov Sergei Installation a vide pour couler sous pression des ebauches metalliques
EP0005239A1 (fr) * 1978-04-27 1979-11-14 Leibfried, Dieter Procédé de moulage sous basse pression pour métaux, notamment métaux non-ferreux, ainsi que l'installation pour la réalisation de ce procédé

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, Band 8, Nr. 227 (M-332)[1164], 18. Oktober 1984; & JP-A-59 107 762 (AKADA KANAGATA SEISAKUSHO K.K.) 22-06-1984 *

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU592905B2 (en) * 1986-11-17 1990-01-25 Aluminium Pechiney A lost foam casting process for the casting of metal objects
AU600413B2 (en) * 1989-03-07 1990-08-09 Aluminium Pechiney A process for the lost-foam casting, under pressure, of metal articles
EP0441289A1 (fr) * 1990-02-05 1991-08-14 Yamasaki Engineering Co., Ltd. Procédé de moulage par injection avec chambre à vide
WO1996029165A1 (fr) * 1995-03-20 1996-09-26 Bayrisches Druckguss-Werk Thurner Gmbh & Co. Kg Moteur a flux transversal a aimant permanent et procede de fabrication correspondant
US6024158A (en) * 1995-03-20 2000-02-15 Bayrisches Druckguss-Werk Thurner Gmbh & Co. Kg Process for manufacturing diecast parts
EP0790090A3 (fr) * 1996-02-16 1998-07-08 Müller-Weingarten AG Machine de coulée à dépression
WO2006045589A1 (fr) * 2004-10-27 2006-05-04 Ks Kolbenschmidt Gmbh Procede et dispositif pour produire en serie des pistons de moteurs a combustion interne sous l'effet d'une pression de gaz
DE102012023214B3 (de) * 2012-11-28 2014-04-03 Audi Ag Verfahren zur Herstellung eines metallischen Druckgussbauteils mit lokaler Gasinjektion zur Vermeidung von Erstarrungsporosität
DE102017109716B3 (de) 2017-05-05 2018-07-26 Tobias Beck Metall-Druckguss-Formwerkzeug
CN113000809A (zh) * 2019-12-19 2021-06-22 丰田自动车株式会社 铸造方法

Also Published As

Publication number Publication date
EP0241426B1 (fr) 1989-07-12
DE3760303D1 (en) 1989-08-17

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