JP3703873B2 - 光学レンズを製造する方法および装置 - Google Patents

光学レンズを製造する方法および装置 Download PDF

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Publication number
JP3703873B2
JP3703873B2 JP04406295A JP4406295A JP3703873B2 JP 3703873 B2 JP3703873 B2 JP 3703873B2 JP 04406295 A JP04406295 A JP 04406295A JP 4406295 A JP4406295 A JP 4406295A JP 3703873 B2 JP3703873 B2 JP 3703873B2
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JP
Japan
Prior art keywords
mold
lens material
molding
molding surface
lens
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
JP04406295A
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English (en)
Japanese (ja)
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JPH07256658A (ja
Inventor
ハーゼ ロータル
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ノバルティス アクチエンゲゼルシャフト
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    • 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
    • B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
    • B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
    • B29C31/041—Feeding of the material to be moulded, e.g. into a mould cavity using filling or dispensing heads placed in closed moulds or in contact with mould walls
    • 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
    • B29C33/0055—Moulds or cores; Details thereof or accessories therefor with incorporated overflow cavities
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles
    • B29C43/021—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete articles characterised by the shape of the surface
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/34—Feeding the material to the mould or the compression 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/40—Moulds for making articles of definite length, i.e. discrete articles with means for cutting the article
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/50—Removing moulded articles
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/34—Feeding the material to the mould or the compression means
    • B29C2043/3444—Feeding the material to the mould or the compression means using pressurising feeding means located in the mould, e.g. plungers or pistons
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/361—Moulds for making articles of definite length, i.e. discrete articles with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons
    • B29C2043/3615—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices
    • B29C2043/3634—Forming elements, e.g. mandrels or rams or stampers or pistons or plungers or punching devices having specific surface shape, e.g. grooves, projections, corrugations
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/50—Removing moulded articles
    • B29C2043/503—Removing moulded articles using ejector pins, rods
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • B29C45/561—Injection-compression moulding
    • B29C2045/5625—Closing of the feed opening before or during compression
    • 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
    • B29K2823/00—Use of polyalkenes or derivatives thereof as mould material
    • B29K2823/10—Polymers of propylene
    • B29K2823/12—PP, i.e. polypropylene
    • 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
    • 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)
  • Robotics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
  • Lenses (AREA)
  • Glass Compositions (AREA)
JP04406295A 1994-03-07 1995-03-03 光学レンズを製造する方法および装置 Expired - Fee Related JP3703873B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE94810141.5 1994-03-07
EP94810141 1994-03-07

Publications (2)

Publication Number Publication Date
JPH07256658A JPH07256658A (ja) 1995-10-09
JP3703873B2 true JP3703873B2 (ja) 2005-10-05

Family

ID=8218219

Family Applications (1)

Application Number Title Priority Date Filing Date
JP04406295A Expired - Fee Related JP3703873B2 (ja) 1994-03-07 1995-03-03 光学レンズを製造する方法および装置

Country Status (18)

Country Link
US (1) US5776381A (enExample)
EP (1) EP0671249B1 (enExample)
JP (1) JP3703873B2 (enExample)
CN (1) CN1057959C (enExample)
AT (1) ATE189155T1 (enExample)
AU (1) AU700615B2 (enExample)
CA (1) CA2143901A1 (enExample)
DE (1) DE59507663D1 (enExample)
DK (1) DK0671249T3 (enExample)
ES (1) ES2143608T3 (enExample)
FI (1) FI108008B (enExample)
GR (1) GR3033053T3 (enExample)
IL (1) IL112794A (enExample)
NO (1) NO309370B1 (enExample)
NZ (1) NZ270623A (enExample)
PT (1) PT671249E (enExample)
TW (1) TW258686B (enExample)
ZA (1) ZA951825B (enExample)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR011459A1 (es) * 1997-03-25 2000-08-16 Novartis Ag Proceso para la produccion de una pluralidad de moldeos, proceso para limpiar un molde oftalmico, proceso para centrar un molde oftalmico sobre unamitad de molde hembra, proceso para asegurar que un lente oftalmico se localice sobre una mitad de molde seleccionada, proceso para inspeccionar las area
US6113817A (en) * 1997-03-25 2000-09-05 Novartis Ag Molding processes
NL1005773C2 (nl) * 1997-04-09 1998-10-12 Meho Eco Mach Machinebouw Nede Inrichting en werkwijze voor het onder toevoer van warmte uit een min of meer vloeibaar uitgangsmateriaal vormen van vaste produkten in een matrijs.
US6270698B1 (en) 1999-05-25 2001-08-07 American Greetings Corp. Stress-relieved acrylic optical lenses and methods for manufacture by injection coining molding
US6368522B1 (en) * 2000-01-03 2002-04-09 Johnson & Johnson Vision Care, Inc. Mold for forming a contact lens and method of preventing formation of small strands of contact lens material during contact lens manufacture
EP1226924B1 (en) * 2001-01-24 2006-02-15 Novartis AG Lens Manufacturing Process
EP1245372B1 (en) 2001-03-26 2011-09-28 Novartis AG Mould and method for the production of ophthalmic lenses
JP4152193B2 (ja) * 2001-04-27 2008-09-17 アイセンス・アクチエンゲゼルシャフト 血中グルコース濃度計測装置
US20060214329A1 (en) * 2003-07-31 2006-09-28 Human Jan P Moulding method and apparatus
CN100509668C (zh) * 2004-10-14 2009-07-08 亚洲光学股份有限公司 光学镜片模造装置及精密模造装置
CN1302296C (zh) * 2005-03-10 2007-02-28 今湛光学科技股份有限公司 可精准对位于影像撷取镜头的镜片
MY144506A (en) * 2005-05-04 2011-09-30 Novartis Ag Automated inspection of colored contact lenses
CN1876583B (zh) * 2005-06-08 2010-12-08 鸿富锦精密工业（深圳）有限公司 镜片成型模具
FR2890229B1 (fr) * 2005-08-31 2007-11-09 St Microelectronics Sa Procede de formation d'un condensateur variable
CN100591506C (zh) * 2005-11-04 2010-02-24 鸿富锦精密工业（深圳）有限公司 模仁安装高度可调节的模具
WO2007091154A2 (en) * 2006-02-08 2007-08-16 Jan Petrus Human Apparatus and method for compression moulding parisons and blow moulding multi layered bottles
CN100573300C (zh) * 2006-05-19 2009-12-23 鸿富锦精密工业（深圳）有限公司 镜片制程
US7931845B2 (en) * 2007-05-21 2011-04-26 O & D Manufacturing Gravity injection of molding material for compression molding and related methods
US9059240B2 (en) * 2012-06-05 2015-06-16 International Business Machines Corporation Fixture for shaping a laminate substrate
GB201302268D0 (en) * 2013-02-08 2013-03-27 Ocutec Ltd Molding Apparatus and Method
CN104142261B (zh) * 2014-07-14 2016-09-07 中国矿业大学 一种超声波除泡快速制作粉煤光片的方法及装置
US10607335B2 (en) * 2016-06-28 2020-03-31 Johnson & Johnson Vision Care, Inc. Systems and methods of using absorptive imaging metrology to measure the thickness of ophthalmic lenses
TWI859401B (zh) 2020-01-27 2024-10-21 新加坡商科萊博新加坡私人有限公司 光化可交聯的聚矽氧烷－聚甘油嵌段共聚物及其製造和使用方法
CN114953308B (zh) * 2022-04-29 2024-08-06 上海熹贾精密技术有限公司 一种飞边自动分离的模具及其控制方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3380718A (en) * 1964-07-20 1968-04-30 Neefe Hamilton Res Company Process for molding high quality plastic lenses
US3670066A (en) * 1969-11-10 1972-06-13 Emery I Valyi Method of compression molding a thermoplastic article with walls of variable thickness
US4008031A (en) * 1975-08-22 1977-02-15 Weber Hermann P Apparatus for injection molding lenses
JPS6030529B2 (ja) * 1977-04-28 1985-07-17 日本コンタクトレンズ製造株式会社 シリコン樹脂製コンタクトレンズの製造用成形型
FR2416104A1 (fr) * 1978-02-07 1979-08-31 Essilor Int Dispositif de moulage, en particulier pour lentille de contact souple
FR2530181A1 (fr) * 1982-07-16 1984-01-20 Essilor Int Procede et dispositif pour le moulage d'un element optique en matiere synthetique
JPS6334108A (ja) * 1986-07-30 1988-02-13 Hitachi Ltd 光デイスク用基板の製造方法および装置
US4865779A (en) * 1987-12-15 1989-09-12 Minnesota Mining And Manufacturing Company Lens molding apparatus and method
US5415817A (en) * 1993-10-22 1995-05-16 Industrial Technology Research Institute Process for molding plastic lenses

Also Published As

Publication number Publication date
NO950860D0 (no) 1995-03-06
FI950982A0 (fi) 1995-03-03
JPH07256658A (ja) 1995-10-09
CN1112054A (zh) 1995-11-22
EP0671249A1 (de) 1995-09-13
IL112794A0 (en) 1995-05-26
DK0671249T3 (da) 2000-06-26
ATE189155T1 (de) 2000-02-15
AU1355395A (en) 1995-09-14
CA2143901A1 (en) 1995-09-08
ES2143608T3 (es) 2000-05-16
ZA951825B (en) 1995-09-07
IL112794A (en) 1998-02-08
TW258686B (enExample) 1995-10-01
PT671249E (pt) 2000-07-31
NO309370B1 (no) 2001-01-22
NZ270623A (en) 1997-01-29
AU700615B2 (en) 1999-01-07
GR3033053T3 (en) 2000-08-31
CN1057959C (zh) 2000-11-01
US5776381A (en) 1998-07-07
FI950982A7 (fi) 1995-09-08
EP0671249B1 (de) 2000-01-26
NO950860L (no) 1995-09-08
DE59507663D1 (de) 2000-03-02
FI108008B (fi) 2001-11-15

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