JPS55158949A - Method of forming article and its molding device - Google Patents

Method of forming article and its molding device

Info

Publication number
JPS55158949A
JPS55158949A JP6794980A JP6794980A JPS55158949A JP S55158949 A JPS55158949 A JP S55158949A JP 6794980 A JP6794980 A JP 6794980A JP 6794980 A JP6794980 A JP 6794980A JP S55158949 A JPS55158949 A JP S55158949A
Authority
JP
Japan
Prior art keywords
molding device
forming article
article
forming
molding
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.)
Pending
Application number
JP6794980A
Other languages
Japanese (ja)
Inventor
Jiei Raribaato Arubato
Eru Jieramineku Jiyouzuifu
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.)
Omnitech Inc
Original Assignee
Omnitech 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 Omnitech Inc filed Critical Omnitech Inc
Publication of JPS55158949A publication Critical patent/JPS55158949A/en
Pending legal-status Critical Current

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
    • B29D11/00038—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
    • B29D11/00192—Demoulding, e.g. separating lenses from mould halves
    • 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
    • B29C33/0022—Multi-cavity moulds
    • 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
    • B29D11/00413—Production of simple or compound lenses made by moulding between two mould parts which are not in direct contact with one another, e.g. comprising a seal between or on the edges
    • 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
    • B29C2045/563—Enlarging the mould cavity during injection
    • 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
    • B29C2045/5635—Mould integrated compression drive 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
    • B29C45/46—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
    • B29C2045/5645—Resilient 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Eyeglasses (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP6794980A 1979-05-23 1980-05-23 Method of forming article and its molding device Pending JPS55158949A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4160479A 1979-05-23 1979-05-23

Publications (1)

Publication Number Publication Date
JPS55158949A true JPS55158949A (en) 1980-12-10

Family

ID=21917414

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6794980A Pending JPS55158949A (en) 1979-05-23 1980-05-23 Method of forming article and its molding device

Country Status (3)

Country Link
JP (1) JPS55158949A (en)
DE (1) DE3019512A1 (en)
GB (1) GB2050928A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5328244A (en) * 1990-08-30 1994-07-12 Tachi-S Co. Ltd. Headrest device
US5348376A (en) * 1992-04-21 1994-09-20 Tachi-S Co., Ltd. Arrangement of headrest on a seat
JP2004114628A (en) * 2002-09-27 2004-04-15 Ricoh Co Ltd Molding method and injection molding die for plastic molded item
JP2008087479A (en) * 2006-09-08 2008-04-17 Toshiba Mach Co Ltd Mold for injection molding apparatus
JP4837746B2 (en) * 2005-12-13 2011-12-14 サフロン シーエル リミテッド Contact lens manufacturing
JP2014516003A (en) * 2011-06-09 2014-07-07 イノファレンス・ベー・フェー Molds and methods for manufacturing contacts or intraocular lenses

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0074473B1 (en) * 1981-08-27 1986-06-04 Deutsche Solvay-Werke Gmbh Method of and apparatus for manufacturing moulded plastics pieces or articles
US4540534A (en) * 1983-10-11 1985-09-10 American Optical Corporation Apparatus and method for injection molding lenses
DE3413124A1 (en) * 1984-04-06 1985-10-24 Takeshi Ishida Injection moulding device for the production of plastics concave lenses
JPS6195919A (en) * 1984-10-18 1986-05-14 Sony Corp Injection molding method
DE3543357A1 (en) * 1985-12-07 1987-06-11 Bayer Ag METHOD AND DEVICE FOR THE PRODUCTION OF CONTACT LENS BLANKS WITH FINALLY TRAINED REAR SURFACE GEOMETRIES
US4778632A (en) * 1986-01-06 1988-10-18 Neolens, Inc. Injection molding equipment and method
WO1990003422A1 (en) * 1988-09-28 1990-04-05 Dai Nippon Insatsu Kabushiki Kaisha Slider
GB2251201A (en) * 1990-12-29 1992-07-01 Henry Tooze Compensating for article contraction during injection moulding cooling
EP0673746A1 (en) * 1994-03-11 1995-09-27 MASCHINENFABRIK HENNECKE GmbH Method and apparatus for manufacturing moulded articles from multi-component plastic materials
US5718849A (en) * 1995-09-25 1998-02-17 Galic Maus Ventures Method and apparatus for injection-compression molding & ejecting paired thermoplastic spectacle lens suited for fully automated dip hardcoating
JP3320287B2 (en) * 1995-12-04 2002-09-03 ホーヤ株式会社 Ejection method of molded article in injection molding equipment
GB9711048D0 (en) * 1997-05-30 1997-07-23 Kontor Moulding Systems Ltd Injection moulding of thermoplastic polymer
US7763191B2 (en) * 2005-05-27 2010-07-27 Gentex Optics, Inc. Method and apparatus for performing an in-mold coining operation
JP5753652B2 (en) 2009-10-28 2015-07-22 Hoya株式会社 Plastic lens manufacturing method and injection compression molding apparatus
CN115214087A (en) * 2022-07-20 2022-10-21 广东烨嘉光电科技股份有限公司 Resin lens injection mold capable of achieving efficient cooling

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5328244A (en) * 1990-08-30 1994-07-12 Tachi-S Co. Ltd. Headrest device
US5348376A (en) * 1992-04-21 1994-09-20 Tachi-S Co., Ltd. Arrangement of headrest on a seat
JP2004114628A (en) * 2002-09-27 2004-04-15 Ricoh Co Ltd Molding method and injection molding die for plastic molded item
JP4837746B2 (en) * 2005-12-13 2011-12-14 サフロン シーエル リミテッド Contact lens manufacturing
JP2008087479A (en) * 2006-09-08 2008-04-17 Toshiba Mach Co Ltd Mold for injection molding apparatus
JP2014516003A (en) * 2011-06-09 2014-07-07 イノファレンス・ベー・フェー Molds and methods for manufacturing contacts or intraocular lenses
US9919485B2 (en) 2011-06-09 2018-03-20 Innovalens B.V. Cast mould and method for manufacturing contact or intraocular lenses
US10889036B2 (en) 2011-06-09 2021-01-12 Innovalens B.V. Cast mould for manufacturing contact lenses or intraocular lenses

Also Published As

Publication number Publication date
DE3019512A1 (en) 1980-12-04
GB2050928A (en) 1981-01-14

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