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ES539633A0 - Procedimiento para la preparacion de modelos de fundicion perdidos y dispositivo para su realizacion - Google Patents

Procedimiento para la preparacion de modelos de fundicion perdidos y dispositivo para su realizacion

Info

Publication number
ES539633A0
ES539633A0 ES539633A ES539633A ES539633A0 ES 539633 A0 ES539633 A0 ES 539633A0 ES 539633 A ES539633 A ES 539633A ES 539633 A ES539633 A ES 539633A ES 539633 A0 ES539633 A0 ES 539633A0
Authority
ES
Spain
Prior art keywords
blowing agent
prefoaming
prefoamed
casting
mould
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.)
Granted
Application number
ES539633A
Other languages
English (en)
Other versions
ES8605699A1 (es
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.)
GRUENZWEIG HARTMANN GLASFASER
Gruenzweig und Hartmann und Glasfaser AG
Original Assignee
GRUENZWEIG HARTMANN GLASFASER
Gruenzweig und Hartmann und Glasfaser AG
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 GRUENZWEIG HARTMANN GLASFASER, Gruenzweig und Hartmann und Glasfaser AG filed Critical GRUENZWEIG HARTMANN GLASFASER
Publication of ES539633A0 publication Critical patent/ES539633A0/es
Publication of ES8605699A1 publication Critical patent/ES8605699A1/es
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22C—FOUNDRY MOULDING
    • B22C7/00—Patterns; Manufacture thereof so far as not provided for in other classes
    • B22C7/02—Lost patterns
    • B22C7/023—Patterns made from expanded plastic materials
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Casting Devices For Molds (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
ES539633A 1983-12-30 1984-12-29 Procedimiento para la preparacion de modelos de fundicion perdidos y dispositivo para su realizacion Expired ES8605699A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3347615A DE3347615C2 (de) 1983-12-30 1983-12-30 Verfahren zur Herstellung von aus expandierten Schaumstoffperlen bestehenden verlorenen Gießmodellen für das Vollformgießverfahren, vorzugsweise zur Fertigung von Seriengußteilen, sowie Vorrichtung hierzu

Publications (2)

Publication Number Publication Date
ES539633A0 true ES539633A0 (es) 1986-04-01
ES8605699A1 ES8605699A1 (es) 1986-04-01

Family

ID=6218483

Family Applications (1)

Application Number Title Priority Date Filing Date
ES539633A Expired ES8605699A1 (es) 1983-12-30 1984-12-29 Procedimiento para la preparacion de modelos de fundicion perdidos y dispositivo para su realizacion

Country Status (6)

Country Link
US (1) US5078932A (es)
EP (1) EP0149211B1 (es)
JP (1) JPS60158946A (es)
AT (1) ATE30525T1 (es)
DE (2) DE3347615C2 (es)
ES (1) ES8605699A1 (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5000244A (en) * 1989-12-04 1991-03-19 General Motors Corporation Lost foam casting of dual alloy engine block
US5385698A (en) * 1992-04-23 1995-01-31 Saturn Corporation Dimensionally accurate expanded foam casting pattern
EP1114709A4 (en) * 1998-04-30 2004-06-23 Daisen Industry Co Ltd DEVICE AND METHOD FOR FOAMING $ i (IN SITU) IN INTERNAL DIES IN SYNTHETIC RESIN AND FOAMED PRODUCT $ i (IN SITU) THUS OBTAINED
DE10332367B4 (de) * 2003-07-17 2008-02-14 Ks Aluminium-Technologie Ag Verfahren zur Herstellung von metallischen Gussteilen mittels des Vollformgießens
RU2400363C1 (ru) * 2009-06-04 2010-09-27 Юрий Алексеевич Косарев Способ изготовления термоструктурных панелей из пенополистирола
DE102018123703A1 (de) * 2018-09-26 2020-03-26 Parat Beteiligungs Gmbh Verfahren zur Herstellung eines flächenhaft ausgebildeten Bauelementes
CN114082884B (zh) * 2021-11-18 2024-03-12 浙江凯斯特新材料股份有限公司 一种消失模铸造板材的生产工艺

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1234938B (de) * 1965-01-20 1967-02-23 Gruenzweig & Hartmann Verlorenes Giessmodell aus aufgeschaeumtem Kunststoff, insbesondere Styrolpolymerisat
US3853972A (en) * 1972-07-11 1974-12-10 E Berner Process for rapidly molding articles from foamable thermoplastic particles involving multiple foaming operations
US4272469A (en) * 1979-02-26 1981-06-09 Integrated Insulation Systems, Inc. Method and apparatus for forming expanded foam articles
JPS5943492B2 (ja) * 1981-08-05 1984-10-22 日本スチレンペ−パ−株式会社 ポリプロピレン系樹脂発泡成型体の製造方法
DE3237175A1 (de) * 1981-12-29 1984-04-12 Flewu AG, 9000 St. Gallen Form zu herstellung von formlingen aus aufgeschaeumtem thermoplastischem kunststoff

Also Published As

Publication number Publication date
DE3347615A1 (de) 1985-07-18
EP0149211A3 (en) 1986-04-09
EP0149211B1 (de) 1987-11-04
DE3347615C2 (de) 1986-02-13
US5078932A (en) 1992-01-07
DE3467102D1 (en) 1987-12-10
EP0149211A2 (de) 1985-07-24
ATE30525T1 (de) 1987-11-15
ES8605699A1 (es) 1986-04-01
JPS60158946A (ja) 1985-08-20

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970401