DE69131162D1 - Universell einsetzbarer Entformapparat - Google Patents

Universell einsetzbarer Entformapparat

Info

Publication number
DE69131162D1
DE69131162D1 DE69131162T DE69131162T DE69131162D1 DE 69131162 D1 DE69131162 D1 DE 69131162D1 DE 69131162 T DE69131162 T DE 69131162T DE 69131162 T DE69131162 T DE 69131162T DE 69131162 D1 DE69131162 D1 DE 69131162D1
Authority
DE
Germany
Prior art keywords
universal
demoulding device
demoulding
universal demoulding
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 - Fee Related
Application number
DE69131162T
Other languages
English (en)
Other versions
DE69131162T2 (de
Inventor
Glenn Starkey
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.)
D&L Inc
Original Assignee
D&L Inc
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 D&L Inc filed Critical D&L Inc
Application granted granted Critical
Publication of DE69131162D1 publication Critical patent/DE69131162D1/de
Publication of DE69131162T2 publication Critical patent/DE69131162T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/485—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling cores or mandrels
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/442—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with mechanical ejector or drive means therefor
    • 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
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4435—Removing or ejecting moulded articles for undercut articles using inclined, tiltable or flexible undercut forming elements driven by the ejector means
    • 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
    • Y10S425/058—Undercut

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
DE69131162T 1991-02-07 1991-08-05 Universell einsetzbarer Entformapparat Expired - Fee Related DE69131162T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/652,094 US5137442A (en) 1991-02-07 1991-02-07 Universal internal core lifter apparatus

Publications (2)

Publication Number Publication Date
DE69131162D1 true DE69131162D1 (de) 1999-05-27
DE69131162T2 DE69131162T2 (de) 1999-08-12

Family

ID=24615491

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69131162T Expired - Fee Related DE69131162T2 (de) 1991-02-07 1991-08-05 Universell einsetzbarer Entformapparat

Country Status (5)

Country Link
US (2) US5137442A (de)
EP (1) EP0498102B1 (de)
CA (1) CA2048218C (de)
DE (1) DE69131162T2 (de)
MX (1) MX9100677A (de)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5137442A (en) * 1991-02-07 1992-08-11 D & L Incorporated Universal internal core lifter apparatus
US5456593A (en) * 1992-10-06 1995-10-10 Kleyn Die Engravers, Inc. Molding apparatus for articles having internal undercuts
US5368467A (en) * 1992-10-06 1994-11-29 Kleyn Die Engravers, Inc. Molding apparatus for articles having internal undercuts
US5551864A (en) * 1995-01-12 1996-09-03 Boskovic; Borislav Core lifter system
US5690884A (en) * 1995-05-04 1997-11-25 Kimberly-Clark Worldwide, Inc. Method of injection molding a thin walled article
US5773048A (en) * 1995-08-07 1998-06-30 Ramsey; William C. Retainer for injection molding machine components
JP3259644B2 (ja) * 1996-10-11 2002-02-25 豊田合成株式会社 ステアリングホイール成形用金型
US5814357A (en) * 1997-08-15 1998-09-29 Boskovic; Borislav Core lifter system for use in a plastic injection mold
US6099785A (en) * 1998-03-17 2000-08-08 Schweigert; Lothar Method for injection molding plastic closures
US6506330B1 (en) 1998-03-17 2003-01-14 Lothar Schweigert Apparatus and method for molding plastic closures
JP2000159284A (ja) * 1998-11-27 2000-06-13 Fuji Photo Film Co Ltd 磁気テープカセット用収納ケース
US6537053B1 (en) 2000-01-28 2003-03-25 Plastic Moldings Company, Llc Modular molding system, and modules for use therewith
US6491513B1 (en) 2000-07-20 2002-12-10 Omni Mold Systems Internal core lifter and a mold incorporating the same
ES2170702A1 (es) * 2000-10-25 2002-08-01 Pruna Alberto Navarra Expulsor flexible para moldes de inyeccion.
CN100545415C (zh) 2001-04-24 2009-09-30 国际壳牌研究有限公司 现场处理含烃地层的方法
US6655952B1 (en) 2001-10-19 2003-12-02 Tooling Technologies, Inc. 3-axis undercut release apparatus and method
ES2238881B2 (es) * 2002-04-16 2007-02-01 Troqueles Y Modes De Galicia, S.A. (Tromosa) Sistema perfeccionado de patin aplicable al guiado de las correderas inclinadas en los moldes de inyeccion de materiales plasticos.
US6989124B2 (en) * 2003-01-24 2006-01-24 Husky Injection Molding Systems Ltd. Apparatus and method for removing a molded article from a mold
US7140868B1 (en) 2003-10-27 2006-11-28 Hs Die & Engineering, Inc. Universal lifter foot assembly for removal of core block from mold
US7128865B2 (en) * 2003-12-17 2006-10-31 Husky Injection Molding Systems Ltd. Apparatus and method for two stage ejection of a molded preform from a mold
US7309227B2 (en) * 2005-08-23 2007-12-18 Pierson Theodore J Polymeric injection mold with retractable bars for producing re-entrant molded surfaces
CN101053982B (zh) * 2006-04-14 2010-05-26 鸿富锦精密工业（深圳）有限公司 模具装置
US7435079B2 (en) * 2006-04-18 2008-10-14 Cheng Uei Precision Industry Co., Ltd. Angular ejector mechanism and injection mold with the same
US7798797B2 (en) * 2006-12-18 2010-09-21 Tachi-S Co., Ltd. Foaming die device for forming armrest
US7677878B2 (en) * 2007-03-26 2010-03-16 Cheng Uei Precision Industry Co., Ltd. Slide having a fixing mechanism of a slide insert
JP3133912U (ja) * 2007-05-17 2007-07-26 株式会社 タカオ設計事務所 エジェクター装置
ES2345697B1 (es) * 2007-12-31 2011-09-28 Jose Luis Gonzalez Palacio Fenech Dispositivo para el desmoldeo de negativos en inyeccion de plastico.
US20090304845A1 (en) * 2008-06-05 2009-12-10 Cheng Uei Precision Industry Co., Ltd. Demolding Mechanism of Mold
TWI409157B (zh) * 2009-04-30 2013-09-21 Pegatron Corp 射出成型模具
CN101905498B (zh) * 2009-06-04 2013-11-06 鸿富锦精密工业（深圳）有限公司 模具
CN101927541B (zh) * 2009-06-25 2014-04-30 鸿富锦精密工业（深圳）有限公司 模具
DE102009038647A1 (de) * 2009-08-13 2011-02-17 Illinois Tool Works Inc., Glenview Vorrichtung und Verfahren zum Gießen eines Bauteils
CN101992516B (zh) * 2009-08-19 2014-01-15 鸿富锦精密工业（深圳）有限公司 模具
CN102029664B (zh) * 2009-09-25 2014-08-20 鸿富锦精密工业（深圳）有限公司 模具
CN201776859U (zh) * 2009-10-27 2011-03-30 深圳富泰宏精密工业有限公司 斜销及具有所述斜销的模具结构
CN102107474A (zh) * 2009-12-23 2011-06-29 富甲电子(昆山)有限公司 梯形滑块结构模具
US8342838B2 (en) * 2010-10-06 2013-01-01 Cheng Uei Precision Industry Co., Ltd. Mold with sliders
CN101973099B (zh) * 2010-11-16 2013-01-23 凡嘉科技（无锡）有限公司 一种多斜顶的顶出装置
US8475156B2 (en) * 2011-03-24 2013-07-02 Cheng Uei Precision Industry Co., Ltd. Injection mold
JP5201643B2 (ja) * 2011-07-22 2013-06-05 株式会社テクノクラーツ アンダーカット処理機構
CN102350756A (zh) * 2011-09-06 2012-02-15 凡嘉科技（无锡）有限公司 模具的斜顶底部支承结构
CN102700087B (zh) * 2012-05-07 2014-08-27 宁波方正汽车模具有限公司 一种抽后即停的斜顶装置
JP6179522B2 (ja) * 2012-09-18 2017-08-16 コニカミノルタ株式会社 成形金型、光学素子の製造方法、及び光学素子
US9149055B2 (en) * 2013-03-14 2015-10-06 Gold Medal Products Company Toolless cotton candy machine
US9346201B2 (en) * 2014-09-18 2016-05-24 Ford Global Technologies, Llc Plastic part with reduced read-through
US10226886B2 (en) * 2015-01-27 2019-03-12 Samsung Electronics Co., Ltd. Slim injection molding apparatus
CN104708776A (zh) * 2015-03-31 2015-06-17 韩立艳 一种动模板驱动式t型槽斜向抽芯脱模机构
US11247374B1 (en) * 2016-05-06 2022-02-15 Accura-Tec Inc. Core lifter with replaceable breakaway lifter blade coupling arrangement
US11123908B2 (en) * 2016-05-06 2021-09-21 Accura-Tec Inc. Core lifter for molding apparatus
US10220556B2 (en) 2016-06-13 2019-03-05 Progressive Components International Corporation Molded undercut release apparatus
US10871531B2 (en) 2017-01-23 2020-12-22 Koninklijke Philips N.V. Fixation mechanism and a MRI system
KR102094154B1 (ko) * 2018-06-27 2020-03-27 (주)정금형 금형의 경사코어 조립체
EP3708332B1 (de) * 2019-03-13 2022-11-09 Comercial de Utiles y Moldes, S.A. Vorrichtung zum entformen von hinterschnitten in spritzgussformen für thermoplaste
CN109910250A (zh) * 2019-04-18 2019-06-21 嘉兴学院 一种底部带有倒扣的壳体脱模装置
US11364662B2 (en) * 2019-10-14 2022-06-21 Progressive Components International Corporation Lifter system with rotational GIB
DE102022107788A1 (de) 2022-04-01 2023-10-05 MERKLE PORTUGAL, Unipessoal, Lda. Mechanischer auswerfer

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1344185A (fr) * 1961-12-08 1963-11-29 Noyau à poinçon et à deux systèmes de culbuteurs, en particulier pour moulage decorps creux avec contre-dépouille
US3454693A (en) * 1963-10-23 1969-07-08 Helene M Crenshaw Process for forming plastic objects
US3293697A (en) * 1964-05-28 1966-12-27 Internat Tools Ltd Apparatus for stripping injection molded articles from a mold
US3387334A (en) * 1964-06-10 1968-06-11 Foster Grant Co Inc Molding apparatus
US3642417A (en) * 1970-04-29 1972-02-15 Holdt J W Von Release apparatus for diecasting assembly
US4101256A (en) * 1977-03-11 1978-07-18 E & E Specialties, Inc. Mold for forming a plastic article having an undercut or negative draft portion
US4172577A (en) * 1977-03-28 1979-10-30 Holdt J W Von Pivot mold assembly defining internal pivot member
JPS5814298B2 (ja) * 1979-05-17 1983-03-18 東芝機械株式会社 成形用金型
JPS63114616A (ja) * 1986-10-31 1988-05-19 Mazda Motor Corp 射出成形金型
US4956142A (en) * 1989-05-08 1990-09-11 Mangone Peter G Jr Apparatus and method for molding three dimensional articles
US5137442A (en) * 1991-02-07 1992-08-11 D & L Incorporated Universal internal core lifter apparatus

Also Published As

Publication number Publication date
EP0498102B1 (de) 1999-04-21
MX9100677A (es) 1993-01-01
CA2048218C (en) 2002-09-17
EP0498102A1 (de) 1992-08-12
CA2048218A1 (en) 1992-08-08
US5137442A (en) 1992-08-11
US5316467A (en) 1994-05-31
DE69131162T2 (de) 1999-08-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee