SG43732A1 - Injection mold - Google Patents

Injection mold

Info

Publication number
SG43732A1
SG43732A1 SG1996000308A SG1996000308A SG43732A1 SG 43732 A1 SG43732 A1 SG 43732A1 SG 1996000308 A SG1996000308 A SG 1996000308A SG 1996000308 A SG1996000308 A SG 1996000308A SG 43732 A1 SG43732 A1 SG 43732A1
Authority
SG
Singapore
Prior art keywords
mold
cooling
cooling channels
injection mold
injection
Prior art date
Application number
SG1996000308A
Other languages
English (en)
Inventor
Takehiko Kitamura
Original Assignee
Sumitomo Heavy Industries
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 Sumitomo Heavy Industries filed Critical Sumitomo Heavy Industries
Publication of SG43732A1 publication Critical patent/SG43732A1/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
    • B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
    • 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
    • B29C45/7312—Construction of heating or cooling fluid flow channels
    • 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
    • B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
    • B29C45/2642—Heating or cooling means therefor
    • 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
    • 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
    • B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
    • B29C2033/042—Meander or zig-zag shaped cooling channels, i.e. continuous cooling channels whereby a plurality of cooling channel sections are oriented in a substantial parallel direction
    • 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
    • Y10S425/81—Sound record

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Pens And Brushes (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Manufacturing Optical Record Carriers (AREA)
SG1996000308A 1993-12-22 1994-07-26 Injection mold SG43732A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5345638A JP2845394B2 (ja) 1993-12-22 1993-12-22 射出成形用金型

Publications (1)

Publication Number Publication Date
SG43732A1 true SG43732A1 (en) 1997-11-14

Family

ID=18377962

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996000308A SG43732A1 (en) 1993-12-22 1994-07-26 Injection mold

Country Status (8)

Country Link
US (1) US5501592A (ko)
EP (1) EP0659533B1 (ko)
JP (1) JP2845394B2 (ko)
KR (1) KR0168469B1 (ko)
CN (1) CN1051272C (ko)
AT (1) ATE171892T1 (ko)
DE (1) DE69413787T2 (ko)
SG (1) SG43732A1 (ko)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1005502C2 (nl) * 1997-03-12 1998-09-15 Ict Axxicon Bv Matrijs voor het vervaardigen van schijfvormige voorwerpen.
US5849238A (en) * 1997-06-26 1998-12-15 Ut Automotive Dearborn, Inc. Helical conformal channels for solid freeform fabrication and tooling applications
CA2228458C (en) * 1998-02-02 2008-08-05 Mold-Masters Limited Injection molding cooled gate insert
US6209847B1 (en) 1998-09-10 2001-04-03 Brookfield Innovations Inc. Mechanical locking/constrainment of an active layer on a solid support
US7392970B2 (en) * 2004-05-25 2008-07-01 Douglas J Bachan Cooling injection mold
TWI310942B (en) * 2005-12-19 2009-06-11 Daxon Technology Inc Disc injection mold and related cooling system capable of reducing tracking errors
KR100846855B1 (ko) * 2007-04-17 2008-07-17 한국단자공업 주식회사 금형조립체의 냉각장치
DE102008020779A1 (de) * 2008-04-25 2009-11-05 Siemens Aktiengesellschaft Rotor mit einzelnen Teilsegmenten und elektrische Maschine
US9272949B2 (en) 2010-07-09 2016-03-01 Guardian Industries Corp. Coated glass substrate with heat treatable ultraviolet blocking characteristics
KR20160103696A (ko) 2015-02-25 2016-09-02 주식회사 마상기공 사출금형의 간접 냉각 시스템
US20200386392A1 (en) * 2019-06-10 2020-12-10 Applied Materials, Inc. Heat exchange arrangement for light emitting diode lamp modules

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1582704A (en) * 1923-09-08 1926-04-27 Scranton Button Company Die for phonograph records
US4185955A (en) * 1977-10-31 1980-01-29 Mca Disco-Vision, Inc. Apparatus for replicating centrally apertured video disc records
JPS57187211A (en) * 1981-05-14 1982-11-17 Sony Corp Molding apparatus
US4462780A (en) * 1982-12-17 1984-07-31 Rca Corporation Injection molding apparatus
JPS6156012A (ja) * 1984-08-25 1986-03-20 セイレイ工業株式会社 草刈機における刈刃レバ−と走行レバ−の連動
JPS62117716A (ja) * 1985-11-18 1987-05-29 Honda Motor Co Ltd 金型およびその温度制御方法
JPH01216807A (ja) * 1988-02-26 1989-08-30 Toshiba Corp ディスク成形用金型
JP2844679B2 (ja) * 1989-06-16 1999-01-06 富士通株式会社 アクセス制御方法及び情報処理装置
JPH0440643A (ja) * 1990-06-06 1992-02-12 Sekisui Chem Co Ltd 光情報記録媒体用の樹脂基板の製造方法および成形用金型

Also Published As

Publication number Publication date
KR0168469B1 (ko) 1999-03-20
DE69413787D1 (de) 1998-11-12
CN1051272C (zh) 2000-04-12
EP0659533B1 (en) 1998-10-07
ATE171892T1 (de) 1998-10-15
DE69413787T2 (de) 1999-04-08
KR950017171A (ko) 1995-07-20
JP2845394B2 (ja) 1999-01-13
EP0659533A1 (en) 1995-06-28
JPH07178784A (ja) 1995-07-18
US5501592A (en) 1996-03-26
CN1108994A (zh) 1995-09-27

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