ATE36827T1 - Vorrichtung und verfahren zum spritzgiessen von linsen. - Google Patents

Vorrichtung und verfahren zum spritzgiessen von linsen.

Info

Publication number
ATE36827T1
ATE36827T1 AT84112163T AT84112163T ATE36827T1 AT E36827 T1 ATE36827 T1 AT E36827T1 AT 84112163 T AT84112163 T AT 84112163T AT 84112163 T AT84112163 T AT 84112163T AT E36827 T1 ATE36827 T1 AT E36827T1
Authority
AT
Austria
Prior art keywords
polycarbonate
injected
injection molding
lenses
molding apparatus
Prior art date
Application number
AT84112163T
Other languages
English (en)
Inventor
Clark L Grendol
Original Assignee
American Optical Corp
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 American Optical Corp filed Critical American Optical Corp
Application granted granted Critical
Publication of ATE36827T1 publication Critical patent/ATE36827T1/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
    • B29C45/26—Moulds
    • B29C45/2669—Moulds with means for removing excess material, e.g. with 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
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
AT84112163T 1983-10-11 1984-10-10 Vorrichtung und verfahren zum spritzgiessen von linsen. ATE36827T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/540,867 US4540534A (en) 1983-10-11 1983-10-11 Apparatus and method for injection molding lenses
EP84112163A EP0144622B1 (de) 1983-10-11 1984-10-10 Vorrichtung und Verfahren zum Spritzgiessen von Linsen

Publications (1)

Publication Number Publication Date
ATE36827T1 true ATE36827T1 (de) 1988-09-15

Family

ID=24157261

Family Applications (1)

Application Number Title Priority Date Filing Date
AT84112163T ATE36827T1 (de) 1983-10-11 1984-10-10 Vorrichtung und verfahren zum spritzgiessen von linsen.

Country Status (5)

Country Link
US (1) US4540534A (de)
EP (1) EP0144622B1 (de)
AT (1) ATE36827T1 (de)
CA (1) CA1227609A (de)
DE (1) DE3473744D1 (de)

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US6042754A (en) * 1998-10-30 2000-03-28 Optima, Inc. Continuous extrusion-compression molding process for making optical articles
US6958865B1 (en) * 1998-11-12 2005-10-25 California Institute Of Technology Microlicensing particles and applications
US6558597B1 (en) * 1999-08-10 2003-05-06 Praxair Technology, Inc. Process for making closed-end ceramic tubes
US6572799B2 (en) * 1999-12-02 2003-06-03 Eastman Kodak Company Method of releasing pressure in non-metallic injection molds
US7077985B2 (en) 2000-05-30 2006-07-18 Vision-Ease Lens Injection molding of lens
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DE10048861A1 (de) * 2000-10-02 2002-04-25 Krauss Maffei Kunststofftech Verfahren und Vorrichtung zum Herstellen von dickwandigen Formteilen
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US6576162B2 (en) * 2001-04-30 2003-06-10 Essilor International Compagnie Generale D'optique Method for injection molding of weld line free thermoplastic articles such as ophthalmic lenses
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DE102007037204B4 (de) * 2007-08-07 2020-11-12 Docter Optics Se Verfahren zum Herstellen eines optischen Linsenelementes, insbesondere einer Scheinwerferlinse für einen Kraftfahrzeugscheinwerfer sowie Charge von hintereinander hergestellten Scheinwerferlinsen
CN101808795B (zh) * 2007-10-05 2013-08-14 日本碍子株式会社 成型模具及成型方法
US8070475B2 (en) * 2007-12-31 2011-12-06 Bausch & Lomb Incorporated Casting mold for forming a biomedical device including an ophthalmic device
CN101497221B (zh) * 2008-01-31 2012-06-20 鸿富锦精密工业（深圳）有限公司 模具及其调整方法
CN101544034A (zh) * 2008-03-28 2009-09-30 鸿富锦精密工业（深圳）有限公司 模具定位结构
CN101618589B (zh) * 2008-06-30 2012-09-19 鸿富锦精密工业（深圳）有限公司 镜片模具
TW201233521A (en) 2011-02-01 2012-08-16 Quanta Comp Inc Plastic material injection molding system
DE102011100071B4 (de) 2011-04-29 2016-11-03 Docter Optics Se Verfahren zum Herstellen eines optischen Linsenelementes, insbesondere einer Scheinwerferlinse für einen Kraftfahrzeugscheinwerfer
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
DE102012020378A1 (de) 2012-10-18 2014-04-24 Docter Optics Se Verfahren zum Herstellen eines optischen Linsenelementes, insbesondere einer Scheinwerferlinse für einen Kraftfahrzeugscheinwerfer
DE102012021921B4 (de) 2012-11-09 2016-10-27 Docter Optics Se Verfahren zum Herstellen eines optischen Linsenelementes, insbesondere einer Scheinwerferlinse für einen Kraftfahrzeugscheinwerfer
CN104400969A (zh) * 2014-11-27 2015-03-11 深圳市华益盛模具股份有限公司 塑胶模具的自动卸压结构
CN104802377B (zh) * 2015-04-14 2017-07-07 东莞劲胜精密组件股份有限公司 一种3d曲面镜片的制造方法
CN113927835B (zh) * 2021-10-22 2023-06-30 江苏汇鼎光学眼镜有限公司 树脂眼镜镜片生产过程中的树脂填充辅助装置

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Also Published As

Publication number Publication date
CA1227609A (en) 1987-10-06
US4540534A (en) 1985-09-10
DE3473744D1 (en) 1988-10-06
EP0144622A1 (de) 1985-06-19
EP0144622B1 (de) 1988-08-31

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