ES2114634T3 - Procedimiento de inyeccion-compresion para fabricar objetos de formas complejas en material elastomero. - Google Patents

Procedimiento de inyeccion-compresion para fabricar objetos de formas complejas en material elastomero.

Info

Publication number
ES2114634T3
ES2114634T3 ES94110383T ES94110383T ES2114634T3 ES 2114634 T3 ES2114634 T3 ES 2114634T3 ES 94110383 T ES94110383 T ES 94110383T ES 94110383 T ES94110383 T ES 94110383T ES 2114634 T3 ES2114634 T3 ES 2114634T3
Authority
ES
Spain
Prior art keywords
injection
stamping
elastomer material
complex forms
compression procedure
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 - Lifetime
Application number
ES94110383T
Other languages
English (en)
Inventor
Mauro Carrara
Giangaetano Ciolfi
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.)
RFT SpA
Original Assignee
RFT SpA
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 RFT SpA filed Critical RFT SpA
Application granted granted Critical
Publication of ES2114634T3 publication Critical patent/ES2114634T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/57—Exerting after-pressure on the moulding material
    • 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
    • B29C45/0053—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor combined with a final operation, e.g. shaping
    • B29C45/0055—Shaping
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14336—Coating a portion of the article, e.g. the edge of the article
    • 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
    • B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
    • B29C45/14336—Coating a portion of the article, e.g. the edge of the article
    • B29C2045/14459—Coating a portion of the article, e.g. the edge of the article injecting seal elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2019/00—Use of rubber not provided for in a single one of main groups B29K2007/00 - B29K2011/00, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Abstract

SE PRESENTA UN PROCESO DE INYECCION-COMPRESION PARA FORMAR ARTICULOS POLIMERIZABLES (12) DE UN MATERIAL ELASTOMERICO, EL PROCESO INCLUYE: UNA ETAPA DE INYECCION EN LA QUE LA MITAD DEL FONDO DE UN MOLDE (1) SE INYECTA MEDIANTE UNA BOQUILLA (8) CON UNA CANTIDAD DE MATERIAL ELASTOMERICO FLUIDO (7) DE UN VOLUMEN, A UNA PRESION DE INYECCION, MAYOR QUE LA DE LA ESTAMPACION, EL MATERIAL (10) QUE SOBRA DEL VOLUMEN DE LA ESTAMPACION SE RECOGE FUERA DE LA ESTAMPACION, EN UN HUECO (9) EN LA BOQUILLA DE INYECCION QUE COMUNICA CON LA ESTAMPACION; UNA ETAPA DE MOLDEADO EN LA QUE LA BOQUILLA SE REEMPLAZA DE FORMA ESTANCA POR UN ELEMENTO (41) DE LA MISMA FORMA, PERO SIN EL HUECO (9) PARA COMPRIMIR EL MATERIAL EN EXCESO (10) AL INTERIOR DE LA ESTAMPACION HASTA QUE SE ENDUREZCA.
ES94110383T 1993-07-06 1994-07-04 Procedimiento de inyeccion-compresion para fabricar objetos de formas complejas en material elastomero. Expired - Lifetime ES2114634T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO930497A IT1261085B (it) 1993-07-06 1993-07-06 Procedimento di inietto-compressione per la realizzazione di articoli di forma complessa in materiale elastomerico.

Publications (1)

Publication Number Publication Date
ES2114634T3 true ES2114634T3 (es) 1998-06-01

Family

ID=11411608

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94110383T Expired - Lifetime ES2114634T3 (es) 1993-07-06 1994-07-04 Procedimiento de inyeccion-compresion para fabricar objetos de formas complejas en material elastomero.

Country Status (5)

Country Link
US (1) US5478519A (es)
EP (1) EP0633115B1 (es)
DE (1) DE69408908T2 (es)
ES (1) ES2114634T3 (es)
IT (1) IT1261085B (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6004498A (en) * 1994-04-04 1999-12-21 Toyoda Gosei Co. Ltd. Method for molding resin to skin members
CA2310034A1 (en) * 1997-11-15 1999-05-27 Trisport Limited Compression moulding method
US8591792B2 (en) * 2010-12-28 2013-11-26 Kojima Press Industry Co., Ltd. Method of molding a first resin member on a second resin member
DE102012001410A1 (de) * 2012-01-25 2013-07-25 Richard Warnking Vorrichtung zur Herstellung von elastisch nachgiebigen Formteilen
DE102013218288A1 (de) * 2012-09-21 2014-04-17 Conti Temic Microelectronic Gmbh Anordnung zum Einspritzen von Dichtmaterial in ein Werkstück sowie entsprechendes Verfahren
EP3093115B1 (de) * 2015-05-13 2017-07-12 Stefan Pfaff Werkzeug- und Formenbau GmbH Co KG Aufnahmevorrichtung und anspritzverfahren
DE102018113194A1 (de) * 2018-06-04 2019-12-05 Rolf Prettl Verfahren und Anlage zur Herstellung eines Dekorbauteils, sowie Dekorbauteil
CN112400075A (zh) * 2018-08-29 2021-02-23 Nok株式会社 密封构件的制造方法和成型模具
DE102022121065A1 (de) 2022-08-19 2024-02-22 Elringklinger Ag Verfahren und Gusswerkzeug zur Herstellung eines Dichtelements, Dichtelement
DE102022121064A1 (de) 2022-08-19 2024-02-22 Elringklinger Ag Verfahren und Gusswerkzeug zur Herstellung eines Dichtelements

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3341647A (en) * 1963-10-14 1967-09-12 Federal Mogul Corp Method and apparatus for making dual-lip seals
CH490948A (de) * 1968-05-09 1970-05-31 Ciba Geigy Einrichtung zur serienmässigen Herstellung von Formkörpern aus Giessharzmassen
US3950119A (en) * 1974-01-14 1976-04-13 Chicago Rawhide Manufacturing Company Apparatus for molding fluid seal elements
US4006210A (en) * 1976-01-12 1977-02-01 Garlock Inc. Method of molding a seal with balanced pressures on a preform
GB2035188B (en) * 1978-11-15 1982-11-10 Owens Illinois Inc Applying pressure to plastic during cooling
GB2053772A (en) * 1978-11-15 1981-02-11 Owens Illinois Inc Applying pressure to plastic material during cooling
US4219322A (en) * 1978-12-20 1980-08-26 Owens-Illinois, Inc. Apparatus for molding plastic articles
US4321225A (en) * 1979-06-18 1982-03-23 Parker-Hannifin Corporation Method for making a hatch cover with a seal
US4618466A (en) * 1982-10-21 1986-10-21 Apsley Metals Limited Moulding apparatus
DE3322343A1 (de) * 1983-06-22 1985-01-10 Axel 3360 Osterode Nolden Vorrichtung zum nachpressen von in eine hohlform eingepresste aushaertende kunststoffmasse bei der herstellung von prothesen

Also Published As

Publication number Publication date
US5478519A (en) 1995-12-26
ITTO930497A1 (it) 1995-01-06
DE69408908T2 (de) 1998-06-25
ITTO930497A0 (it) 1993-07-06
DE69408908D1 (de) 1998-04-16
EP0633115A1 (en) 1995-01-11
IT1261085B (it) 1996-05-08
EP0633115B1 (en) 1998-03-11

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