ES2164861T3 - Metodo y aparato para la produccion de un articulo de material elastomerico. - Google Patents

Metodo y aparato para la produccion de un articulo de material elastomerico.

Info

Publication number
ES2164861T3
ES2164861T3 ES96830374T ES96830374T ES2164861T3 ES 2164861 T3 ES2164861 T3 ES 2164861T3 ES 96830374 T ES96830374 T ES 96830374T ES 96830374 T ES96830374 T ES 96830374T ES 2164861 T3 ES2164861 T3 ES 2164861T3
Authority
ES
Spain
Prior art keywords
elastomeric material
article
production
troquel
molding
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
ES96830374T
Other languages
English (en)
Inventor
Guglielmo Debenedetti
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.)
Insit Industria SpA
Original Assignee
Insit Industria 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 Insit Industria SpA filed Critical Insit Industria SpA
Application granted granted Critical
Publication of ES2164861T3 publication Critical patent/ES2164861T3/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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/43—Removing or ejecting moulded articles using fluid under pressure
    • B29C45/435—Removing or ejecting moulded articles using fluid under pressure introduced between a mould core and a hollow resilient undercut article, e.g. bellows
    • 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
    • B29C45/38—Cutting-off equipment for sprues or ingates
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/703—Bellows
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/051—Sprue removal

Landscapes

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

Abstract

SE PRESENTA UN METODO Y UN APARATO PARA MOLDEAR UN ARTICULO DE MATERIAL ELASTOMERICO CON SIMETRIA CIRCULAR Y ABIERTO POR AMBOS EXTREMOS, PARTICULARMENTE PARA LA PRODUCCION DE FUELLES PROTECTORES PARA VEHICULOS. EL APARATO COMPRENDE UN TROQUEL (10) QUE COMPRENDE UNA PARTE EXTERIOR (12, 14) Y UNA PARTE INTERIOR (16) ENTRE LAS CUALES SE DEFINEN UNA CAVIDAD DE MOLDEO (24) Y UNA REGION DE INYECCION (28). EL ARTICULO (74) DE MATERIAL ELASTOMERICO QUE SE FORMA EN LA CAVIDAD DE MOLDEO (24) PERMANECE ANCLADO A LA PARTE DEL TROQUEL (16) DESPUES DE QUE LA PARTE EXTERIOR (12, 14) HA SIDO ABIERTA. ANTES DE QUE EL ARTICULO (74) SEA EXTRAIDO AUTOMATICAMENTE DE LA PARTE DEL TROQUEL (16), SE SEPARA POR MEDIO DE UN ELEMENTO (60) UN CASQUETE DE DESECHO (76) FORMADO POR EL MATERIAL QUE SE SOLIDIFICA EN LA REGION DE INYECCION (28).
ES96830374T 1996-07-02 1996-07-02 Metodo y aparato para la produccion de un articulo de material elastomerico. Expired - Lifetime ES2164861T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP96830374A EP0818297B1 (en) 1996-07-02 1996-07-02 Method and apparatus for the production of an article of elastomeric material

Publications (1)

Publication Number Publication Date
ES2164861T3 true ES2164861T3 (es) 2002-03-01

Family

ID=8225954

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96830374T Expired - Lifetime ES2164861T3 (es) 1996-07-02 1996-07-02 Metodo y aparato para la produccion de un articulo de material elastomerico.

Country Status (11)

Country Link
US (1) US5928683A (es)
EP (1) EP0818297B1 (es)
AR (1) AR007707A1 (es)
AT (1) ATE209561T1 (es)
BR (1) BR9702538A (es)
DE (1) DE69617410T2 (es)
DK (1) DK0818297T3 (es)
ES (1) ES2164861T3 (es)
PL (1) PL184103B1 (es)
PT (1) PT818297E (es)
SI (1) SI0818297T1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2817790B1 (fr) * 2000-12-11 2003-02-28 Normatec Procede et dispositif de formation d'une bonde ainsi que moule de fabrication d'un corps creux equipe d'un tel dispositif
DE102007003480B4 (de) * 2007-01-24 2008-11-13 Jakob Maier Verfahren und Vorrichtung zur Bearbeitung eines Zitzengummis während der Herstellung
PL2799204T3 (pl) * 2011-12-30 2017-09-29 Green Island International TCM Group Limited Sposób i urządzenie do wytwarzania baniek do stawiania, z kauczuku silikonowego<strong style="mso-bidi-font-weight: normal;"></strong>
DE102012001410A1 (de) * 2012-01-25 2013-07-25 Richard Warnking Vorrichtung zur Herstellung von elastisch nachgiebigen Formteilen

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2471148A (en) * 1948-01-06 1949-05-24 Gen Electric Sprue cutter for transfer molding devices
DE2920432A1 (de) * 1979-05-19 1980-11-20 Freudenberg Carl Fa Verfahren zur endbearbeitungsfreien herstellung eines werkstueckes aus einer formmasse
US4552328A (en) * 1984-01-05 1985-11-12 Sun Coast Plastics, Inc. Mold for making tamper-proof closure
JPS61262112A (ja) * 1985-05-17 1986-11-20 Mitsubishi Monsanto Chem Co 蛇腹状成形品の射出成形装置
JPH01214418A (ja) * 1988-02-22 1989-08-28 Nok Corp 成形方法
DE3823017A1 (de) * 1988-07-07 1990-01-11 Merten Gmbh & Co Kg Geb Vorrichtung zur herstellung von spritz- oder pressteilen
JPH0239907A (ja) * 1988-07-29 1990-02-08 Pentel Kk 外面が逆テーパーで内面にアンダーカットリブを有する成形品の離型方法
JPH05245889A (ja) * 1992-03-06 1993-09-24 Koutoku Kogyo Kk 蛇腹管の製造方法およびその成形装置
JPH0655586A (ja) * 1992-08-07 1994-03-01 Meiki Co Ltd 射出成形金型
US5346659A (en) * 1992-11-23 1994-09-13 S. C. Johnson & Son, Inc. Method for producing a weld-line free injection molded plastic container body portion
JPH06190878A (ja) * 1992-12-24 1994-07-12 Toyo Tire & Rubber Co Ltd 樹脂ブーツの射出成形法及び金型
US5368468A (en) * 1993-06-09 1994-11-29 Boskovic; Borislav Air knockout for plastic molds
US5490966A (en) * 1994-11-02 1996-02-13 The Procter & Gamble Company Method for stripping open ended bellows part from injection mold

Also Published As

Publication number Publication date
BR9702538A (pt) 2001-03-27
DE69617410T2 (de) 2002-07-18
DE69617410D1 (de) 2002-01-10
PL184103B1 (pl) 2002-08-30
ATE209561T1 (de) 2001-12-15
PT818297E (pt) 2002-03-28
PL320913A1 (en) 1998-01-05
SI0818297T1 (en) 2002-04-30
EP0818297A1 (en) 1998-01-14
AR007707A1 (es) 1999-11-10
DK0818297T3 (da) 2002-03-18
EP0818297B1 (en) 2001-11-28
US5928683A (en) 1999-07-27

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