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IT1397037B1 - INJECTION MOLDING PROCEDURE OF AN ELEMENT AND EQUIPMENT FOR THE REALIZATION OF SUCH PROCEDURE - Google Patents

INJECTION MOLDING PROCEDURE OF AN ELEMENT AND EQUIPMENT FOR THE REALIZATION OF SUCH PROCEDURE

Info

Publication number
IT1397037B1
IT1397037B1 ITVR2009A000199A ITVR20090199A IT1397037B1 IT 1397037 B1 IT1397037 B1 IT 1397037B1 IT VR2009A000199 A ITVR2009A000199 A IT VR2009A000199A IT VR20090199 A ITVR20090199 A IT VR20090199A IT 1397037 B1 IT1397037 B1 IT 1397037B1
Authority
IT
Italy
Prior art keywords
procedure
realization
equipment
injection molding
molding procedure
Prior art date
Application number
ITVR2009A000199A
Other languages
Italian (it)
Inventor
Claudio Bariselli
Original Assignee
Borromini S R L
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 Borromini S R L filed Critical Borromini S R L
Priority to ITVR2009A000199A priority Critical patent/IT1397037B1/en
Priority to EP10768572A priority patent/EP2504142A1/en
Priority to PCT/IB2010/054345 priority patent/WO2011061638A1/en
Publication of ITVR20090199A1 publication Critical patent/ITVR20090199A1/en
Application granted granted Critical
Publication of IT1397037B1 publication Critical patent/IT1397037B1/en

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
    • B29C45/0025—Preventing defects on the moulded article, e.g. weld lines, shrinkage marks
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1615—The materials being injected at different moulding stations
    • B29C45/162—The materials being injected at different moulding stations using means, e.g. mould parts, for transferring an injected part between moulding stations
    • 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
    • B29D11/00432—Auxiliary operations, e.g. machines for filling the moulds
    • 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
    • B29D11/0073—Optical laminates
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C2045/1682—Making multilayered or multicoloured articles preventing defects
    • 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)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
ITVR2009A000199A 2009-11-23 2009-11-23 INJECTION MOLDING PROCEDURE OF AN ELEMENT AND EQUIPMENT FOR THE REALIZATION OF SUCH PROCEDURE IT1397037B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ITVR2009A000199A IT1397037B1 (en) 2009-11-23 2009-11-23 INJECTION MOLDING PROCEDURE OF AN ELEMENT AND EQUIPMENT FOR THE REALIZATION OF SUCH PROCEDURE
EP10768572A EP2504142A1 (en) 2009-11-23 2010-09-27 Injection molding process of an element and apparatus for implementing said process
PCT/IB2010/054345 WO2011061638A1 (en) 2009-11-23 2010-09-27 Injection molding process of an element and apparatus for implementing said process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITVR2009A000199A IT1397037B1 (en) 2009-11-23 2009-11-23 INJECTION MOLDING PROCEDURE OF AN ELEMENT AND EQUIPMENT FOR THE REALIZATION OF SUCH PROCEDURE

Publications (2)

Publication Number Publication Date
ITVR20090199A1 ITVR20090199A1 (en) 2011-05-24
IT1397037B1 true IT1397037B1 (en) 2012-12-20

Family

ID=42237092

Family Applications (1)

Application Number Title Priority Date Filing Date
ITVR2009A000199A IT1397037B1 (en) 2009-11-23 2009-11-23 INJECTION MOLDING PROCEDURE OF AN ELEMENT AND EQUIPMENT FOR THE REALIZATION OF SUCH PROCEDURE

Country Status (3)

Country Link
EP (1) EP2504142A1 (en)
IT (1) IT1397037B1 (en)
WO (1) WO2011061638A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8891171B2 (en) 2010-02-01 2014-11-18 Dbm Reflex Enterprises Inc. High sag thick lens for use in an illumination apparatus
JP5755665B2 (en) * 2011-02-18 2015-07-29 南部化成株式会社 Rotary injection molding machine for multilayer molded article, molding method for multilayer molded article, and multilayer molded article
DE102012205196A1 (en) * 2012-03-30 2013-10-02 Sumitomo (Shi) Demag Plastics Machinery Gmbh Injection molding machine for producing multilayer plastic molded parts from a uniform thermoplastic material and corresponding manufacturing method
DE112014003601T5 (en) 2013-08-05 2016-06-02 Dbm Reflex Enterprises Inc. Injected thick lens
DE102014018495A1 (en) * 2014-12-16 2016-06-16 Gebr. Krallmann Gmbh Method for producing a multilayer plastic lens
CN114179309A (en) * 2022-01-10 2022-03-15 华域视觉科技(上海)有限公司 Pressing plate core-pulling mechanism for lens product

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6468458B1 (en) * 1998-10-23 2002-10-22 Textron Automotive Company Inc, Method for forming a composite product
JP2001191365A (en) * 2000-01-14 2001-07-17 Stanley Electric Co Ltd Resin thick lens and method of forming the same
DE10204806A1 (en) * 2002-02-06 2003-08-14 Wgb Werkzeug Und Geraetebau Kl Injection molding thick-walled single or multi-component plastic parts involves injection of a thin walled structure prior to injection of other layers to make up a final thickness
DE102005053979A1 (en) * 2005-11-11 2007-05-24 Wilhelm Weber Gmbh & Co. Kg Method and plastic injection device for producing a light guide body
FR2909302B1 (en) * 2006-12-01 2012-03-23 Mino Gaillard Sndg PROCESS FOR MAKING SOLID POTS BY INJECTING PLASTIC MATERIALS
CA2682836A1 (en) * 2007-04-18 2008-10-30 Advanced Plastics Technologies Luxembourg S.A. Methods and systems for forming multilayer articles

Also Published As

Publication number Publication date
WO2011061638A1 (en) 2011-05-26
ITVR20090199A1 (en) 2011-05-24
EP2504142A1 (en) 2012-10-03

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