SG90012A1 - Molding arrangement to achieve short mold cycle time - Google Patents

Molding arrangement to achieve short mold cycle time

Info

Publication number
SG90012A1
SG90012A1 SG9610730A SG1996010730A SG90012A1 SG 90012 A1 SG90012 A1 SG 90012A1 SG 9610730 A SG9610730 A SG 9610730A SG 1996010730 A SG1996010730 A SG 1996010730A SG 90012 A1 SG90012 A1 SG 90012A1
Authority
SG
Singapore
Prior art keywords
power insert
cycle time
mold cycle
achieve short
molding arrangement
Prior art date
Application number
SG9610730A
Other languages
English (en)
Inventor
V Menezes Edgar
Eshuis Gerbrand
Wu Jongliang
Renkema Kornelis
B Phillips Robert
Lust Victor
Anthony Martin Wallace
Van Der Meulen Wybren
Original Assignee
Johnson & Johnson Vision Prod
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 Johnson & Johnson Vision Prod filed Critical Johnson & Johnson Vision Prod
Publication of SG90012A1 publication Critical patent/SG90012A1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/0048—Moulds for lenses
    • 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
    • B29C33/30—Mounting, exchanging or centering
    • B29C33/306—Exchangeable mould parts, e.g. cassette moulds, mould inserts
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/3842—Manufacturing moulds, e.g. shaping the mould surface by machining
    • 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
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • 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
    • B29C45/26—Moulds
    • B29C45/37—Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings
    • 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
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00028—Bifocal lenses; Multifocal lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00038—Production of contact lenses
    • B29D11/00125—Auxiliary operations, e.g. removing oxygen from the mould, conveying moulds from a storage to the production line in an inert atmosphere
    • B29D11/0023—Transferring contact lenses
    • 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
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C2045/7343—Heating or cooling of the mould heating or cooling different mould parts at different temperatures
    • 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
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
    • B29C2045/7362—Heating or cooling of the mould turbulent flow of heating or cooling fluid
    • 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
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/757—Moulds, cores, dies
    • 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
    • Y10S425/808—Lens mold

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
SG9610730A 1995-09-29 1996-09-28 Molding arrangement to achieve short mold cycle time SG90012A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/536,930 US5702735A (en) 1994-06-10 1995-09-29 Molding arrangement to achieve short mold cycle time

Publications (1)

Publication Number Publication Date
SG90012A1 true SG90012A1 (en) 2002-07-23

Family

ID=24140507

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9610730A SG90012A1 (en) 1995-09-29 1996-09-28 Molding arrangement to achieve short mold cycle time

Country Status (10)

Country Link
US (1) US5702735A (cs)
EP (2) EP0765734B1 (cs)
JP (1) JPH09187871A (cs)
AT (1) ATE211057T1 (cs)
AU (1) AU705742B2 (cs)
CA (1) CA2186571A1 (cs)
DE (2) DE69635937T2 (cs)
MX (1) MX9604471A (cs)
SG (1) SG90012A1 (cs)
TW (1) TW322445B (cs)

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EP0955147B1 (en) * 1996-02-29 2003-08-20 Hoya Corporation Method of injection molding plastic lens
DE69724285T2 (de) * 1997-03-18 2004-07-01 Hoya Corp. Verfahren zum spritzgiessen einer kunststofflinse
AU8140698A (en) 1997-06-30 1999-01-19 Bausch & Lomb Incorporated Injection molding process for rotationally asymmetric contact lens surfaces
DE19908936C2 (de) * 1999-03-02 2002-10-31 Feinwerktechnik Wetzlar Gmbh Spritzgießvorrichtung und Verfahren zur Herstellung präzisionsoptischer und präzisionsmechanischer Teile aus einem thermoplastischen Kunststoff
US6869549B2 (en) * 1999-05-05 2005-03-22 Johnson & Johnson Vision Care, Inc. Method and mold for making ophthalmic devices
US6592356B1 (en) 1999-05-05 2003-07-15 Johnson & Johnson Vision Care, Inc. Mold, molding system and molding machine for making ophthalmic devices
US6638451B1 (en) * 1999-08-31 2003-10-28 Novartis Ag Plastic casting molds
US6350114B1 (en) 2000-02-28 2002-02-26 Spalding Sports Worldwide, Inc. Isothermal core molding platen
US6861123B2 (en) * 2000-12-01 2005-03-01 Johnson & Johnson Vision Care, Inc. Silicone hydrogel contact lens
EP1245372B1 (en) * 2001-03-26 2011-09-28 Novartis AG Mould and method for the production of ophthalmic lenses
US6708397B2 (en) 2001-08-09 2004-03-23 Johnson & Johnson Vision Care, Inc. Inlay station with alignment assemblies and transfer tubes
US6997693B2 (en) * 2001-10-19 2006-02-14 Novartis Ag Casting mold half and casting mold for producing contact lenses
US6945767B2 (en) * 2001-11-29 2005-09-20 Mold-Masters Limited Small pitch nozzle with a thermally conductive insert for an injection molding apparatus
CA2481649C (en) * 2002-04-12 2012-10-16 Johnson & Johnson Vision Care, Inc. Method and system for recording data monitored during the manufacture of molded ophthalmic lenses
US6939123B2 (en) 2002-12-26 2005-09-06 3M Innovative Properties Company Electroformed adhesive laminated tooling surface with precision structured interfaces
US20060145370A1 (en) * 2004-12-30 2006-07-06 Lawton Bruce E Optical tool assembly
GB0505004D0 (en) * 2005-03-11 2005-04-20 Dubois Ltd Injection moulded container
US7320587B2 (en) * 2005-08-09 2008-01-22 Cooper Vision, Inc. Contact lens molds and systems and methods for producing same
WO2007047797A2 (en) 2005-10-20 2007-04-26 Meadwestvaco Corporation Package with security features
DE602007009201D1 (de) * 2006-02-01 2010-10-28 Novartis Ag Polieren von optischen werkzeugen (original formstücken) für abformverfahren mit zweiteiligen formen
US20070267783A1 (en) * 2006-05-18 2007-11-22 Husky Injection Molding Systems Ltd. Mold-cooling device
US8540907B2 (en) * 2006-07-24 2013-09-24 Coopervision International Holding Company, Lp Methods for producing ophthalmic lens molds and molded ophthalmic lenses
US20080246171A1 (en) * 2006-09-27 2008-10-09 Berckmiller Gregory L Chilled injection molding during ophthalmic lens manufacture
US8043543B2 (en) 2007-03-28 2011-10-25 GM Global Technology Operations LLC Method for molding of polymer composites comprising three-dimensional carbon reinforcement using a durable tool
US7658193B2 (en) 2007-06-04 2010-02-09 Hayloft Enterprises, Inc. Interocclusal appliance and method
US20090146329A1 (en) * 2007-12-06 2009-06-11 Changhong Yin Lens release
US7704417B2 (en) * 2008-03-06 2010-04-27 Bausch & Lomb Incorporated Heated mold tooling
US20100129484A1 (en) * 2008-11-26 2010-05-27 Scott Ansell Mold system for producing ophthalmic devices
EP2437921B1 (de) * 2009-06-03 2021-11-17 Otto Wiesmayer Verfahren zum herstellen eines formteils
WO2012064699A1 (en) 2010-11-10 2012-05-18 Novartis Ag Method for making contact lenses
US9067372B2 (en) * 2010-12-01 2015-06-30 Novartis Ag Lens molds having atmospheric plasma coatings thereon
WO2014045891A1 (ja) * 2012-09-18 2014-03-27 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
NL2011239C2 (nl) 2013-07-30 2015-02-02 Innovalens B V Insertsamenstel voor vervaardiging van intra-oculaire lenzen.
US10029402B2 (en) 2014-12-19 2018-07-24 Coopervision International Holding Company, Lp Method and apparatus for manufacturing contact lenses
US9937640B2 (en) 2014-12-19 2018-04-10 Coopervision International Holding Company, Lp Apparatus and method for closure of ophthalmic lens molds
US9938034B2 (en) 2014-12-19 2018-04-10 Coopervision International Holding Company, Lp Method and apparatus relating to manufacture of molds for forming contact lenses
US10137612B2 (en) 2014-12-19 2018-11-27 Coopervision International Holding Company, Lp Methods and apparatus for manufacture of ophthalmic lenses
US9764501B2 (en) 2014-12-19 2017-09-19 Coopervision International Holding Company, Lp Contact lens mold parts, contact lens mold assemblies, and methods of making contact lenses
CN104875405A (zh) * 2015-05-29 2015-09-02 中国工程物理研究院激光聚变研究中心 太赫兹波光学透镜加工方法
DE102016204019B4 (de) * 2016-03-11 2022-10-13 Zumtobel Lighting Gmbh Spritzgussvorrichtung, Spritzgussverfahren sowie Linsenoptik
KR101876701B1 (ko) * 2018-01-25 2018-07-09 부산대학교 산학협력단 3차원 세포배양을 위한 하이드로겔 지지체 제조용 몰드 및 이를 이용한 하이드로겔 지지체의 제조방법
KR200492298Y1 (ko) * 2018-11-09 2020-09-15 쥔 허 테크놀로지 컴퍼니 리미티드 광학렌즈 플라스틱 사출 성형 몰드 구조
MY209096A (en) * 2018-11-26 2025-06-20 Alcon Inc Injection molding apparatus and method for manufacturing an ophthalmic lens mold through injection molding
CN112476868B (zh) * 2020-10-27 2022-03-18 北京理工大学 一种精密模具控温控性的方法及其精密模具
CN115782097B (zh) * 2022-11-23 2024-04-09 阜阳冈奇精密科技有限公司 一种注塑模具循环降温装置
TWI862143B (zh) * 2023-09-05 2024-11-11 晉弘科技股份有限公司 用於製造整合型內視鏡探頭的模具與整合型內視鏡探頭及其製造方法

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US4793953A (en) * 1987-10-16 1988-12-27 Galic/Maus Ventures Mold for optical thermoplastic high-pressure molding
WO1994007684A1 (en) * 1992-09-29 1994-04-14 Bausch & Lomb Incorporated Method of making plastic molds and process for cast molding contact lenses

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US4327606A (en) * 1978-11-06 1982-05-04 U.S. Philips Corporation Method of making a master replicating tool
US4793953A (en) * 1987-10-16 1988-12-27 Galic/Maus Ventures Mold for optical thermoplastic high-pressure molding
WO1994007684A1 (en) * 1992-09-29 1994-04-14 Bausch & Lomb Incorporated Method of making plastic molds and process for cast molding contact lenses

Also Published As

Publication number Publication date
EP0765734A3 (en) 1997-10-15
DE69635937T2 (de) 2007-01-25
DE69618125T2 (de) 2002-06-13
EP1116576A3 (en) 2003-11-05
DE69618125D1 (de) 2002-01-31
AU6556096A (en) 1997-04-10
CA2186571A1 (en) 1997-03-30
TW322445B (cs) 1997-12-11
EP0765734A2 (en) 1997-04-02
EP0765734B1 (en) 2001-12-19
DE69635937D1 (de) 2006-05-11
AU705742B2 (en) 1999-06-03
JPH09187871A (ja) 1997-07-22
MX9604471A (es) 1997-09-30
EP1116576B1 (en) 2006-03-22
US5702735A (en) 1997-12-30
ATE211057T1 (de) 2002-01-15
EP1116576A2 (en) 2001-07-18

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