SE513948C2 - Sätt att lösgöra formade plastdetaljer vid formsprutning - Google Patents

Sätt att lösgöra formade plastdetaljer vid formsprutning

Info

Publication number
SE513948C2
SE513948C2 SE9700752A SE9700752A SE513948C2 SE 513948 C2 SE513948 C2 SE 513948C2 SE 9700752 A SE9700752 A SE 9700752A SE 9700752 A SE9700752 A SE 9700752A SE 513948 C2 SE513948 C2 SE 513948C2
Authority
SE
Sweden
Prior art keywords
mandrel
mold
parts
gas
molded plastic
Prior art date
Application number
SE9700752A
Other languages
English (en)
Swedish (sv)
Other versions
SE9700752L (sv
SE9700752D0 (sv
Inventor
Lars-Olof Harnfeldt
Original Assignee
Tetra Laval Holdings & Finance
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 Tetra Laval Holdings & Finance filed Critical Tetra Laval Holdings & Finance
Priority to SE9700752A priority Critical patent/SE513948C2/sv
Publication of SE9700752D0 publication Critical patent/SE9700752D0/xx
Priority to AT98100791T priority patent/ATE218964T1/de
Priority to DE69805880T priority patent/DE69805880T2/de
Priority to EP98100791A priority patent/EP0862980B1/de
Priority to KR10-1998-0006296A priority patent/KR100356648B1/ko
Priority to JP10049242A priority patent/JPH10244562A/ja
Publication of SE9700752L publication Critical patent/SE9700752L/
Publication of SE513948C2 publication Critical patent/SE513948C2/sv

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
SE9700752A 1997-03-03 1997-03-03 Sätt att lösgöra formade plastdetaljer vid formsprutning SE513948C2 (sv)

Priority Applications (6)

Application Number Priority Date Filing Date Title
SE9700752A SE513948C2 (sv) 1997-03-03 1997-03-03 Sätt att lösgöra formade plastdetaljer vid formsprutning
AT98100791T ATE218964T1 (de) 1997-03-03 1998-01-19 Verfahren zum strippen
DE69805880T DE69805880T2 (de) 1997-03-03 1998-01-19 Verfahren zum Strippen
EP98100791A EP0862980B1 (de) 1997-03-03 1998-01-19 Verfahren zum Strippen
KR10-1998-0006296A KR100356648B1 (ko) 1997-03-03 1998-02-27 성형된플라스틱부분을탈형하는방법
JP10049242A JPH10244562A (ja) 1997-03-03 1998-03-02 モールド成形部品の取外し方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9700752A SE513948C2 (sv) 1997-03-03 1997-03-03 Sätt att lösgöra formade plastdetaljer vid formsprutning

Publications (3)

Publication Number Publication Date
SE9700752D0 SE9700752D0 (sv) 1997-03-03
SE9700752L SE9700752L (sv) 1998-09-04
SE513948C2 true SE513948C2 (sv) 2000-12-04

Family

ID=20405998

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9700752A SE513948C2 (sv) 1997-03-03 1997-03-03 Sätt att lösgöra formade plastdetaljer vid formsprutning

Country Status (6)

Country Link
EP (1) EP0862980B1 (de)
JP (1) JPH10244562A (de)
KR (1) KR100356648B1 (de)
AT (1) ATE218964T1 (de)
DE (1) DE69805880T2 (de)
SE (1) SE513948C2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6352426B1 (en) 1998-03-19 2002-03-05 Advanced Plastics Technologies, Ltd. Mold for injection molding multilayer preforms
AU2001295438A1 (en) * 2000-10-24 2002-05-06 Vikan A/S Method for moulding a tool handle
SE524052C2 (sv) 2002-01-21 2004-06-22 Tetra Laval Holdings & Finance Förpackningsmaskin, enkelt omställbar för tillverkning av olika förpackningstyper
SE524502C2 (sv) * 2002-11-29 2004-08-17 Tetra Laval Holdings & Finance Formsprutningsanordning samt förfarande för formsprutning
SE524250C2 (sv) 2002-11-29 2004-07-13 Tetra Laval Holdings & Finance Formsprutningsanordning samt förfarande för öppnande och slutande av en delbar form i en formsprutningsanordning
SE524519C8 (sv) 2002-12-13 2004-11-10 Tetra Laval Holdings & Finance Förfarande och anordning för vikning av botten av en förpackning samt till en förpackning med en sålunda vikt botten
US7313895B2 (en) * 2004-07-20 2008-01-01 Tetra Laval Holdings & Finance, Sa Molding unit for forming direct injection molded closures
US7717697B2 (en) 2005-08-30 2010-05-18 Sharon Hutchinson Methods and systems for controlling mold temperatures
SE531854C2 (sv) * 2007-12-18 2009-08-25 Tetra Laval Holdings & Finance Anordning för formning av del av förpackningsbehållare
CN114630743A (zh) * 2019-11-05 2022-06-14 弗伯哈(德国)有限公司 用于制造具有注塑成型特征的复合材料制品的装置和方法
CN112092411B (zh) * 2020-07-31 2022-03-04 北京卫星制造厂有限公司 一种小口径、长尺寸非等厚薄形矩形管件成型工装及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4521367A (en) * 1981-11-16 1985-06-04 Underwood J Larry Mold, process of molding, and article molded by such process
CA1204262A (en) * 1985-08-16 1986-05-13 James S. Sheffield Injection mold apparatus with gas ejection
JPH0767719B2 (ja) * 1989-02-16 1995-07-26 富士写真フイルム株式会社 合成樹脂成形品の離型方法
DE3927199A1 (de) * 1989-08-17 1991-02-21 Tetra Pak Gmbh Vorrichtung zur herstellung einer fliessmittelpackung
US5282730A (en) * 1991-06-12 1994-02-01 Automotive Plastic Technologies Retractable gas injection pin for an injection mold
JPH07148792A (ja) * 1993-11-30 1995-06-13 Sekisui Chem Co Ltd 射出成形用金型

Also Published As

Publication number Publication date
ATE218964T1 (de) 2002-06-15
JPH10244562A (ja) 1998-09-14
SE9700752L (sv) 1998-09-04
DE69805880D1 (de) 2002-07-18
KR100356648B1 (ko) 2003-02-07
SE9700752D0 (sv) 1997-03-03
EP0862980B1 (de) 2002-06-12
DE69805880T2 (de) 2002-10-02
EP0862980A1 (de) 1998-09-09
KR19980079772A (ko) 1998-11-25

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Legal Events

Date Code Title Description
NUG Patent has lapsed