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ATE288820T1 - Flexibler auswerfer für spritzgiessformen - Google Patents

Flexibler auswerfer für spritzgiessformen

Info

Publication number
ATE288820T1
ATE288820T1 AT01500174T AT01500174T ATE288820T1 AT E288820 T1 ATE288820 T1 AT E288820T1 AT 01500174 T AT01500174 T AT 01500174T AT 01500174 T AT01500174 T AT 01500174T AT E288820 T1 ATE288820 T1 AT E288820T1
Authority
AT
Austria
Prior art keywords
rod
header
ejector plate
order
mold
Prior art date
Application number
AT01500174T
Other languages
English (en)
Inventor
Pruna Alberto Navarra
Original Assignee
Pruna Alberto Navarra
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 Pruna Alberto Navarra filed Critical Pruna Alberto Navarra
Application granted granted Critical
Publication of ATE288820T1 publication Critical patent/ATE288820T1/de

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
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • B29C45/401—Ejector pin constructions or mountings
    • 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
    • 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
    • B29C45/4005—Ejector constructions; Ejector operating mechanisms
    • B29C45/401—Ejector pin constructions or mountings
    • B29C2045/4021—Adjustable ejector pins
    • 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
    • B29C2045/4442—Flexible undercut forming elements
    • 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)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
AT01500174T 2000-10-25 2001-07-09 Flexibler auswerfer für spritzgiessformen ATE288820T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES200002560A ES2170702A1 (es) 2000-10-25 2000-10-25 Expulsor flexible para moldes de inyeccion.

Publications (1)

Publication Number Publication Date
ATE288820T1 true ATE288820T1 (de) 2005-02-15

Family

ID=8495391

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01500174T ATE288820T1 (de) 2000-10-25 2001-07-09 Flexibler auswerfer für spritzgiessformen

Country Status (5)

Country Link
US (1) US6749420B2 (de)
EP (1) EP1201396B1 (de)
AT (1) ATE288820T1 (de)
DE (1) DE60108827T2 (de)
ES (2) ES2170702A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2846592A1 (fr) * 2002-10-30 2004-05-07 Jean Pierre Duval Dispositif reglable pour ejecter de l'empreinte d'un moule une piece injectee en matiere plastique, en aluminium ou en zamack
ES2219196B1 (es) * 2004-04-28 2005-09-16 Comercial De Utiles Y Moldes, S.A. Mecanismo de corredera para moldeo y expulsion de negativos en moldes de inyeccion.
JP4458473B2 (ja) * 2004-09-28 2010-04-28 株式会社小糸製作所 車輌用灯具部品の成形方法及び車輌用灯具部品の成形装置
US20080152753A1 (en) * 2006-12-22 2008-06-26 Cheng Uei Precision Industry Co., Ltd. Ejector Blade
ES2345697B1 (es) * 2007-12-31 2011-09-28 Jose Luis Gonzalez Palacio Fenech Dispositivo para el desmoldeo de negativos en inyeccion de plastico.
ES2365570B1 (es) * 2008-11-26 2012-09-17 Comercial De Utiles Y Moldes S.A. Mecanismo de corredera para moldeo y expulsion de negativos en moldes de inyeccion de plastico
ES2341636B1 (es) * 2008-12-22 2011-08-12 Universidad De Zaragoza Expulsor para colada submarina en partes fijas de moldes de inyecciontermoplasticos.
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
EP2402141A1 (de) * 2010-06-23 2012-01-04 Gigaset Communications GmbH Flachauswerfer zum Auswerfen eines Spritzgussteils aus einer Spritzgussform
CN102806640A (zh) * 2012-09-03 2012-12-05 晟扬精密模具（昆山）有限公司 笔记本显示器前框的顶出装置
ES2428238B1 (es) * 2013-06-25 2014-09-02 Comercial de Útiles y Moldes, S.A. Dispositivo para el desmoldeado de piezas
TW201615379A (zh) * 2014-10-17 2016-05-01 綠點高新科技股份有限公司 射出成型方法及模具機構
US10220556B2 (en) 2016-06-13 2019-03-05 Progressive Components International Corporation Molded undercut release apparatus
CN109483827A (zh) * 2017-09-12 2019-03-19 上海庆良电子有限公司 一种用于汽车连接器模具的顶针板复位装置
CN109130109B (zh) * 2018-07-26 2023-06-13 杜弗尼工程机械（苏州）有限公司 一种具有滑块的塑胶模斜顶结构
CN110948804A (zh) * 2018-09-26 2020-04-03 深圳市银宝山新科技股份有限公司 注塑模具及其脱模机构
EP3708332B1 (de) * 2019-03-13 2022-11-09 Comercial de Utiles y Moldes, S.A. Vorrichtung zum entformen von hinterschnitten in spritzgussformen für thermoplaste
CN110919984B (zh) * 2019-12-27 2024-07-12 昆山嘉华汽车电子科技有限公司 一种微倒扣扣位脱模结构及其成型注塑件的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3593366A (en) * 1968-12-11 1971-07-20 Wolverine Pentronix Multiple punch tool set for powder compacting press
US3642417A (en) * 1970-04-29 1972-02-15 Holdt J W Von Release apparatus for diecasting assembly
JPH04226714A (ja) * 1990-12-29 1992-08-17 Sanyo Seisakusho:Kk 成形用金型
US5137442A (en) * 1991-02-07 1992-08-11 D & L Incorporated Universal internal core lifter apparatus
US5540582A (en) * 1993-12-10 1996-07-30 Roehr Tool Corporation Expandable cavity core element for use in an injection molding system
JPH07266344A (ja) * 1994-03-29 1995-10-17 Hightech Izumi:Kk 成形用金型
JPH09155937A (ja) * 1995-12-04 1997-06-17 Ikegami Seiko Kk 樹脂成形用金型のアンダーカット処理ピン
JP3937525B2 (ja) * 1997-09-10 2007-06-27 双葉電子工業株式会社 圧力センサ付エジェクタピン
JP2001047443A (ja) * 1999-08-12 2001-02-20 Kodama Seisakusho:Kk モールド金型に於けるセンターピン及びその取付方法
US6457968B1 (en) * 2001-01-17 2002-10-01 Alberto Navarra Pruna Expandable ejector for injection moulds

Also Published As

Publication number Publication date
DE60108827D1 (de) 2005-03-17
US20020048618A1 (en) 2002-04-25
ES2237543T3 (es) 2005-08-01
ES2170702A1 (es) 2002-08-01
DE60108827T2 (de) 2006-01-19
EP1201396A1 (de) 2002-05-02
US6749420B2 (en) 2004-06-15
EP1201396B1 (de) 2005-02-09

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Legal Events

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