DE3734256A1 - Verfahren und einrichtung zur herstellung von spritzgusskoerpern - Google Patents

Verfahren und einrichtung zur herstellung von spritzgusskoerpern

Info

Publication number
DE3734256A1
DE3734256A1 DE19873734256 DE3734256A DE3734256A1 DE 3734256 A1 DE3734256 A1 DE 3734256A1 DE 19873734256 DE19873734256 DE 19873734256 DE 3734256 A DE3734256 A DE 3734256A DE 3734256 A1 DE3734256 A1 DE 3734256A1
Authority
DE
Germany
Prior art keywords
mold cavity
layer
injection
compound
spray
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.)
Ceased
Application number
DE19873734256
Other languages
German (de)
English (en)
Inventor
Peter Obermaier
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.)
STAR GmbH
Bosch Rexroth AG
Original Assignee
STAR GmbH
Deutsche Star GmbH
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 STAR GmbH, Deutsche Star GmbH filed Critical STAR GmbH
Priority to DE19873734256 priority Critical patent/DE3734256A1/de
Priority to DE8717963U priority patent/DE8717963U1/de
Publication of DE3734256A1 publication Critical patent/DE3734256A1/de
Ceased 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
    • B29C45/16—Making multilayered or multicoloured articles
    • 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
    • B29C45/0003—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor of successively moulded portions rigidly joined to each other
    • 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
    • B29C45/0005—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor using fibre reinforcements
    • 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
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1635—Making multilayered or multicoloured articles using displaceable mould parts, e.g. retractable partition between adjacent mould cavities
    • 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
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • 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
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • B29C2045/0043—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks preventing shrinkage by reducing the wall thickness of the moulded article
    • 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
    • B29L2009/00—Layered products

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
DE19873734256 1987-10-09 1987-10-09 Verfahren und einrichtung zur herstellung von spritzgusskoerpern Ceased DE3734256A1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19873734256 DE3734256A1 (de) 1987-10-09 1987-10-09 Verfahren und einrichtung zur herstellung von spritzgusskoerpern
DE8717963U DE8717963U1 (de) 1987-10-09 1987-10-09 Einrichtung zur Herstellung von Spritzgußkörpern

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873734256 DE3734256A1 (de) 1987-10-09 1987-10-09 Verfahren und einrichtung zur herstellung von spritzgusskoerpern

Publications (1)

Publication Number Publication Date
DE3734256A1 true DE3734256A1 (de) 1989-04-20

Family

ID=6338023

Family Applications (2)

Application Number Title Priority Date Filing Date
DE8717963U Expired - Lifetime DE8717963U1 (de) 1987-10-09 1987-10-09 Einrichtung zur Herstellung von Spritzgußkörpern
DE19873734256 Ceased DE3734256A1 (de) 1987-10-09 1987-10-09 Verfahren und einrichtung zur herstellung von spritzgusskoerpern

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE8717963U Expired - Lifetime DE8717963U1 (de) 1987-10-09 1987-10-09 Einrichtung zur Herstellung von Spritzgußkörpern

Country Status (1)

Country Link
DE (2) DE8717963U1 (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0424624A2 (fr) * 1989-10-12 1991-05-02 Ferromatik Milacron Maschinenbau GmbH Moule d'injection pour des pièces injectées en matière plastifiable, notamment en polymères à cristaux liquides plastifiables
FR2706352A1 (fr) * 1993-06-18 1994-12-23 Lagneaux Didier Procédé de fabrication de profilés stratifiés à base de matériaux comprenant notamment des matières plastiques et la machine mettant en Óoeuvre le procédé.
WO1996013368A1 (fr) * 1994-10-26 1996-05-09 Woodhams Raymond T Procede de moulage par injection pour la production d'articles composites de thermoplastique oriente et de matiere particulaire
WO2012004665A3 (fr) * 2010-07-05 2012-05-24 Acergy France Sa Techniques pour revêtir des canalisations
US10309162B2 (en) 2010-07-05 2019-06-04 Acergy France SAS Techniques for coating pipes

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE697034C (de) * 1939-01-24 1940-10-04 Franz Braun Akt Ges Verfahren und Vorrichtung zum Spritzen von Formstuecken aus waermeformbaren Massen
DE1529769A1 (de) * 1963-08-09 1969-05-22 Asahi Dow Ltd Spritzgussverfahren fuer thermoplastische Materialien
JPS5486550A (en) * 1977-12-22 1979-07-10 Asahi Chem Ind Co Ltd Molding of multi-layered molded article
JPS5567425A (en) * 1978-11-16 1980-05-21 Kasai Kogyo Co Ltd Production of multilayer molding
DE3120436A1 (de) * 1981-05-22 1982-12-09 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren und vorrichtung zur herstellung von jalousiefolien und lamellierten platten

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE697034C (de) * 1939-01-24 1940-10-04 Franz Braun Akt Ges Verfahren und Vorrichtung zum Spritzen von Formstuecken aus waermeformbaren Massen
DE1529769A1 (de) * 1963-08-09 1969-05-22 Asahi Dow Ltd Spritzgussverfahren fuer thermoplastische Materialien
JPS5486550A (en) * 1977-12-22 1979-07-10 Asahi Chem Ind Co Ltd Molding of multi-layered molded article
JPS5567425A (en) * 1978-11-16 1980-05-21 Kasai Kogyo Co Ltd Production of multilayer molding
DE3120436A1 (de) * 1981-05-22 1982-12-09 Standard Elektrik Lorenz Ag, 7000 Stuttgart Verfahren und vorrichtung zur herstellung von jalousiefolien und lamellierten platten

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0424624A2 (fr) * 1989-10-12 1991-05-02 Ferromatik Milacron Maschinenbau GmbH Moule d'injection pour des pièces injectées en matière plastifiable, notamment en polymères à cristaux liquides plastifiables
EP0424624A3 (en) * 1989-10-12 1991-12-11 Kloeckner Ferromatik Desma Gmbh Injection mould for pieces injected from plastifiable material, in particular from plastifiable liquid crystal polymers
FR2706352A1 (fr) * 1993-06-18 1994-12-23 Lagneaux Didier Procédé de fabrication de profilés stratifiés à base de matériaux comprenant notamment des matières plastiques et la machine mettant en Óoeuvre le procédé.
WO1996013368A1 (fr) * 1994-10-26 1996-05-09 Woodhams Raymond T Procede de moulage par injection pour la production d'articles composites de thermoplastique oriente et de matiere particulaire
WO2012004665A3 (fr) * 2010-07-05 2012-05-24 Acergy France Sa Techniques pour revêtir des canalisations
US9046195B2 (en) 2010-07-05 2015-06-02 Acergy France Sa Techniques for coating pipes
AU2011275454B2 (en) * 2010-07-05 2015-10-01 Acergy France SAS Techniques for coating pipes
US10160147B2 (en) 2010-07-05 2018-12-25 Acergy France SAS Techniques for coating pipes
US10309162B2 (en) 2010-07-05 2019-06-04 Acergy France SAS Techniques for coating pipes

Also Published As

Publication number Publication date
DE8717963U1 (de) 1991-10-10

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
8131 Rejection