FR2976208B1 - Procede de demoulage d'une piece et machine de moulage - Google Patents

Procede de demoulage d'une piece et machine de moulage

Info

Publication number
FR2976208B1
FR2976208B1 FR1155076A FR1155076A FR2976208B1 FR 2976208 B1 FR2976208 B1 FR 2976208B1 FR 1155076 A FR1155076 A FR 1155076A FR 1155076 A FR1155076 A FR 1155076A FR 2976208 B1 FR2976208 B1 FR 2976208B1
Authority
FR
France
Prior art keywords
mold
dismantling
molding machine
mould
cavity
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.)
Expired - Fee Related
Application number
FR1155076A
Other languages
English (en)
Other versions
FR2976208A1 (fr
Inventor
Sebastien Gravier
Georges Kapelski
Jean-Jacques Blandin
Charles Josserond
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.)
Centre National de la Recherche Scientifique CNRS
Institut Polytechnique de Grenoble
Universite Grenoble Alpes
Original Assignee
Centre National de la Recherche Scientifique CNRS
Institut Polytechnique de Grenoble
Universite Joseph Fourier Grenoble 1
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 Centre National de la Recherche Scientifique CNRS, Institut Polytechnique de Grenoble, Universite Joseph Fourier Grenoble 1 filed Critical Centre National de la Recherche Scientifique CNRS
Priority to FR1155076A priority Critical patent/FR2976208B1/fr
Priority to JP2014514002A priority patent/JP2014515992A/ja
Priority to US14/124,854 priority patent/US9505055B2/en
Priority to PCT/EP2012/060358 priority patent/WO2012168147A1/fr
Priority to EP12725028.0A priority patent/EP2718045B1/fr
Publication of FR2976208A1 publication Critical patent/FR2976208A1/fr
Application granted granted Critical
Publication of FR2976208B1 publication Critical patent/FR2976208B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D25/00—Special casting characterised by the nature of the product
    • B22D25/06—Special casting characterised by the nature of the product by its physical properties
    • 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
    • B22D17/20—Accessories: Details
    • B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
    • B22D17/2236—Equipment for loosening or ejecting castings from dies
    • 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
    • B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D30/00—Cooling castings, not restricted to casting processes covered by a single main group

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

Procédé de démoulage et machine de moulage d'une pièce, en particulier en une matière présentant une température de transition vitreuse, conformée dans une cavité d'un moule comprenant au moins deux parties de moule (3, 4) délimitant entre elles cette cavité de conformation (5), comprenant : une ouverture du moule par écartement desdites parties de moule (3, 4), une projection locale à l'aide d'au moins une buse (9) d'un gaz de refroidissement en direction de la pièce restée dans une partie de moule, et, après un délai déterminé suivant le début de la projection du gaz, l'éjection de la pièce de cette partie du moule.
FR1155076A 2011-06-09 2011-06-09 Procede de demoulage d'une piece et machine de moulage Expired - Fee Related FR2976208B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR1155076A FR2976208B1 (fr) 2011-06-09 2011-06-09 Procede de demoulage d'une piece et machine de moulage
JP2014514002A JP2014515992A (ja) 2011-06-09 2012-06-01 ガラス転移点を有する材料からなる部品を金型又は成形機から取り外す方法
US14/124,854 US9505055B2 (en) 2011-06-09 2012-06-01 Method for removing a part made of a material having a glass-transition temperature from a mold
PCT/EP2012/060358 WO2012168147A1 (fr) 2011-06-09 2012-06-01 Procede de demoulage d'une piece en une matiere presentant une temperature de transition vitreuse et machine de moulage
EP12725028.0A EP2718045B1 (fr) 2011-06-09 2012-06-01 Procede de demoulage d'une piece en une matiere presentant une temperature de transition vitreuse et machine de moulage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1155076A FR2976208B1 (fr) 2011-06-09 2011-06-09 Procede de demoulage d'une piece et machine de moulage

Publications (2)

Publication Number Publication Date
FR2976208A1 FR2976208A1 (fr) 2012-12-14
FR2976208B1 true FR2976208B1 (fr) 2014-02-28

Family

ID=46201662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1155076A Expired - Fee Related FR2976208B1 (fr) 2011-06-09 2011-06-09 Procede de demoulage d'une piece et machine de moulage

Country Status (5)

Country Link
US (1) US9505055B2 (fr)
EP (1) EP2718045B1 (fr)
JP (1) JP2014515992A (fr)
FR (1) FR2976208B1 (fr)
WO (1) WO2012168147A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6486074B2 (ja) * 2013-12-20 2019-03-20 キヤノン株式会社 樹脂成形方法および液体吐出ヘッドの製造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2974379A (en) * 1956-07-27 1961-03-14 Die Casting Machine Tools Ltd Die casting machines
FR2729876B1 (fr) * 1995-01-26 1997-04-18 Fonderie Ctr Tech Ind Procede et dispositif de controle des moyens de poteyage dans une installation de moulage
US5711363A (en) * 1996-02-16 1998-01-27 Amorphous Technologies International Die casting of bulk-solidifying amorphous alloys
DE69808708T2 (de) * 1997-08-08 2003-06-12 Akihisa Inoue Verfahren zur Herstellung eines geformten Produktes aus amorphem Metall
DE19810032A1 (de) * 1998-03-09 1999-09-16 Acheson Ind Inc Verfahren und Vorrichtung zum Vorbereiten der Formwandungen einer Form zur Urformung bzw. Umformung auf den nächstfolgenden Formungszyklus, Sprühelement mit Zentrifugalzerstäubung und Luftführung und Verwendung eines derartigen Sprühelements zum Versprühen im wesentlichen lösungsmittelfreien Formwandbehandlungsmittels
DE19830025B4 (de) * 1998-07-04 2004-06-17 Audi Ag Verfahren zum Druckgießen von Leichtmetalllegierungen
US6308765B1 (en) * 1998-11-04 2001-10-30 Grigoriy Grinberg Method of making tools having a core die and a cavity die
KR101190440B1 (ko) * 2002-02-01 2012-10-11 크루서블 인텔렉츄얼 프라퍼티 엘엘씨. 비결정질 합금의 열가소성 주조
JP4024092B2 (ja) * 2002-06-26 2007-12-19 株式会社ショーワ 金型鋳造装置及び方法
DE102006057660B4 (de) * 2006-12-07 2019-08-22 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Druckgießen von Bauteilen und Verwendung einer Sprühvorrichtung einer Druckgießvorrichtung
JP5035086B2 (ja) * 2008-04-15 2012-09-26 トヨタ自動車株式会社 粗材冷却装置および方法
KR20090126403A (ko) * 2008-06-04 2009-12-09 제임스강 비정질 합금용 수직식 다이캐스팅 장치

Also Published As

Publication number Publication date
EP2718045B1 (fr) 2019-02-13
WO2012168147A1 (fr) 2012-12-13
US9505055B2 (en) 2016-11-29
EP2718045A1 (fr) 2014-04-16
US20140166228A1 (en) 2014-06-19
FR2976208A1 (fr) 2012-12-14
JP2014515992A (ja) 2014-07-07

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