JPS5472720A - Collapsible core for casting mold - Google Patents

Collapsible core for casting mold

Info

Publication number
JPS5472720A
JPS5472720A JP13383478A JP13383478A JPS5472720A JP S5472720 A JPS5472720 A JP S5472720A JP 13383478 A JP13383478 A JP 13383478A JP 13383478 A JP13383478 A JP 13383478A JP S5472720 A JPS5472720 A JP S5472720A
Authority
JP
Japan
Prior art keywords
casting mold
collapsible core
collapsible
core
casting
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.)
Pending
Application number
JP13383478A
Other languages
English (en)
Inventor
Horubuaato Yohan
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.)
WIEN FISCHAMENDER METALL
Original Assignee
WIEN FISCHAMENDER METALL
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 WIEN FISCHAMENDER METALL filed Critical WIEN FISCHAMENDER METALL
Publication of JPS5472720A publication Critical patent/JPS5472720A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • B22D17/24—Accessories for locating and holding cores or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/485—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling cores or mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Casting Devices For Molds (AREA)
JP13383478A 1977-11-03 1978-11-01 Collapsible core for casting mold Pending JPS5472720A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT785677A AT359276B (de) 1977-11-03 1977-11-03 Kollabierender kern fuer giessformen

Publications (1)

Publication Number Publication Date
JPS5472720A true JPS5472720A (en) 1979-06-11

Family

ID=3600136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13383478A Pending JPS5472720A (en) 1977-11-03 1978-11-01 Collapsible core for casting mold

Country Status (9)

Country Link
US (1) US4209161A (ja)
JP (1) JPS5472720A (ja)
AT (1) AT359276B (ja)
BE (1) BE871571A (ja)
CH (1) CH632429A5 (ja)
DE (1) DE2845655A1 (ja)
FR (1) FR2407776A1 (ja)
IT (1) IT1099849B (ja)
NL (1) NL7810919A (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE434479B (sv) * 1981-02-17 1984-07-30 Abetong Sabema Ab Sett och formkerna for gjutning av betongelement
GB2120158A (en) * 1982-05-07 1983-11-30 Tooling Products Mounting and guiding cores
JPS6174817A (ja) * 1984-09-19 1986-04-17 Canon Inc アンダ−カツト成形方法
DE3666178D1 (en) * 1985-08-30 1989-11-16 Clarke & Co Moulds Ltd R Collapsible mould core
DE3820084A1 (de) * 1988-06-02 1989-12-07 Hansjuergen Moeser Formwerkzeug zur herstellung von spritzteilen
US5403179A (en) * 1993-10-29 1995-04-04 Ramsey; William C. Collapsible mold core assembly
DE19813930A1 (de) * 1998-03-28 1999-09-30 Mann & Hummel Filter Kerneinsatz zum Einsetzen in eine Form
DE19819007A1 (de) * 1998-04-28 1999-11-04 Jonathan Aerospace Materials E Vorrichtung und Verfahren zum Gießen von dreidimensional strukturierten Gegenständen
US8002538B2 (en) * 2007-11-13 2011-08-23 Garry Zydron Collapsible core assembly for a molding apparatus
US9808975B2 (en) 2013-10-24 2017-11-07 Paradise Mold and Die LLC Collapsible core of a mold for forming internal features such as threads
USD733198S1 (en) 2013-10-24 2015-06-30 Paradise Mold and Die LLC Set of six components of a collapsible core of a mold
US10328611B2 (en) * 2015-10-09 2019-06-25 The Boeing Company Mechanical support tooling and/or mandrel for composite part curing
DE102016100477B3 (de) * 2016-01-13 2017-02-09 Wiedemann Gmbh Werkzeug mit gekühltem Einfallkern
GB2570537B (en) * 2018-06-05 2020-06-17 Regale Microwave Ovens Ltd An injection moulding method and system for forming and oven liner
DE102018215955A1 (de) * 2018-09-19 2020-03-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Gießform zur Herstellung von wendelförmigen Gusskörpern
EP4161751A1 (fr) * 2020-06-04 2023-04-12 Safran Aircraft Engines Outillage d'injection pour piece de revolution en forme de tonneau

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676372A (en) * 1951-12-22 1954-04-27 William M Venner Piston molding core
US3247548A (en) * 1962-05-28 1966-04-26 Roehr Metals & Plastics Compan Apparatus for making a molded article
GB1045350A (en) * 1963-11-12 1966-10-12 Ketch Plastics Ltd Collapsible tools for use in the moulding, casting or pressing of hollow articles
DE1244379B (de) * 1964-08-19 1967-07-13 Krauss Maffei Ag Spritzgiessform zum Herstellen von Hinterschneidungen aufweisenden mehreckigen Hohlkoerpern aus thermoplastischem Kunststoff
US3482815A (en) * 1967-07-07 1969-12-09 Victor Naturale Collapsible core for a mold
US3677684A (en) * 1969-12-15 1972-07-18 Nat Distillers Chem Corp Apparatus for enlarging an extremity of a plastic pipe
FR2082236A5 (en) * 1970-03-09 1971-12-10 Slym Undercut mouldings - using a mould with segments converging coaxially along inclined slides and dowels
BE789118A (fr) * 1971-09-25 1973-01-15 Kessel Bernhard Procede pour la realisation de tubes a partir de matieres a mouler par injection
FR2176614B1 (ja) * 1972-03-22 1976-08-06 Sacomat
US3966385A (en) * 1973-12-07 1976-06-29 Wayne Spears Apparatus for forming a groove in a tube
US4019711A (en) * 1975-11-10 1977-04-26 J & J Tool And Mold Ltd. Mould for closure caps with intermittent threads undercuts or hold-down lugs

Also Published As

Publication number Publication date
DE2845655C2 (ja) 1987-06-19
DE2845655A1 (de) 1979-05-10
CH632429A5 (de) 1982-10-15
BE871571A (fr) 1979-02-15
US4209161A (en) 1980-06-24
NL7810919A (nl) 1979-05-07
AT359276B (de) 1980-10-27
IT7829228A0 (it) 1978-10-30
FR2407776A1 (fr) 1979-06-01
ATA785677A (de) 1980-03-15
IT1099849B (it) 1985-09-28

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