DE69819946D1 - Verfahren zur Bearbeitung von Strangpressmatrizen - Google Patents

Verfahren zur Bearbeitung von Strangpressmatrizen

Info

Publication number
DE69819946D1
DE69819946D1 DE69819946T DE69819946T DE69819946D1 DE 69819946 D1 DE69819946 D1 DE 69819946D1 DE 69819946 T DE69819946 T DE 69819946T DE 69819946 T DE69819946 T DE 69819946T DE 69819946 D1 DE69819946 D1 DE 69819946D1
Authority
DE
Germany
Prior art keywords
extrusion dies
processing extrusion
processing
dies
extrusion
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
DE69819946T
Other languages
English (en)
Other versions
DE69819946T2 (de
Inventor
Thomas William Brew
Willis Neil Peters
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.)
Corning Inc
Original Assignee
Corning 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 Corning Inc filed Critical Corning Inc
Publication of DE69819946D1 publication Critical patent/DE69819946D1/de
Application granted granted Critical
Publication of DE69819946T2 publication Critical patent/DE69819946T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/14—Making holes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/14—Making holes
    • B23H9/16—Making holes using an electrolytic jet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
    • B28B3/20—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein the material is extruded
    • B28B3/26—Extrusion dies
    • B28B3/269—For multi-channeled structures, e.g. honeycomb structures
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/11—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels comprising two or more partially or fully enclosed cavities, e.g. honeycomb-shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H3/00—Electrochemical machining, i.e. removing metal by passing current between an electrode and a workpiece in the presence of an electrolyte
    • B23H3/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/14—Electric circuits specially adapted therefor, e.g. power supply
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/60—Multitubular or multicompartmented articles, e.g. honeycomb

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE69819946T 1997-02-06 1998-01-26 Verfahren zur Bearbeitung von Strangpressmatrizen Expired - Fee Related DE69819946T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US3739697P 1997-02-06 1997-02-06
US37396P 1997-02-06

Publications (2)

Publication Number Publication Date
DE69819946D1 true DE69819946D1 (de) 2004-01-08
DE69819946T2 DE69819946T2 (de) 2004-09-02

Family

ID=21894120

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69819946T Expired - Fee Related DE69819946T2 (de) 1997-02-06 1998-01-26 Verfahren zur Bearbeitung von Strangpressmatrizen

Country Status (5)

Country Link
US (1) US5997720A (de)
EP (1) EP0858855B1 (de)
JP (1) JP4302789B2 (de)
KR (1) KR19980071110A (de)
DE (1) DE69819946T2 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5997720A (en) * 1997-02-06 1999-12-07 Corning Incorporated Method for machining extrusion dies
GB9827116D0 (en) * 1998-12-09 1999-02-03 Anglia Polytechnic University Electrochemical machining method
US6299813B1 (en) * 1999-09-23 2001-10-09 Corning Incorporated Modified slot extrusion dies
JP3903733B2 (ja) * 2001-04-27 2007-04-11 株式会社デンソー ハニカム構造体成形用金型
GB0209416D0 (en) * 2002-04-25 2002-06-05 Ultra Systems Ltd Shaping metal articles
JP4523378B2 (ja) * 2004-10-21 2010-08-11 日本碍子株式会社 セラミックス押出成形用金型
US20080099343A1 (en) * 2006-10-31 2008-05-01 Thomas William Brew Electrochemical machining method and apparatus
JP2010522642A (ja) 2006-12-22 2010-07-08 コーニング インコーポレイテッド ステップダウン式プランジ放電加工
JP2012125883A (ja) * 2010-12-15 2012-07-05 Ngk Insulators Ltd ハニカム構造体成形口金用電極の製造方法
MX2018006179A (es) * 2015-11-20 2019-04-09 Corning Inc Moldes de extrusión para cuerpo de panal.

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3905743A (en) * 1971-11-09 1975-09-16 Corning Glass Works Extrusion apparatus for forming thin-walled honeycomb structures
US3790654A (en) * 1971-11-09 1974-02-05 Corning Glass Works Extrusion method for forming thinwalled honeycomb structures
US3793169A (en) * 1972-01-10 1974-02-19 United Aircraft Corp Small hole ecm drilling with controlled current
US3885977A (en) * 1973-11-05 1975-05-27 Corning Glass Works Anisotropic cordierite monolith
US4516009A (en) * 1978-06-14 1985-05-07 Inoue-Japax Research Incorporated Capacitor-type HF power supply for electrical machining
US4687563A (en) * 1985-04-01 1987-08-18 Corning Glass Works Electrochemical machine apparatus with drill-depth and rate monitor
JPS62142607A (ja) * 1985-12-18 1987-06-26 日本碍子株式会社 押出ダイスおよびその製造方法
EP0245545A1 (de) * 1986-05-12 1987-11-19 Corning Glass Works Montage einer elektrochemischen Bohrstangenelektrode
US4992233A (en) * 1988-07-15 1991-02-12 Corning Incorporated Sintering metal powders into structures without sintering aids
US5011529A (en) * 1989-03-14 1991-04-30 Corning Incorporated Cured surfaces and a process of curing
JPH0645130B2 (ja) * 1989-03-23 1994-06-15 日本碍子株式会社 セラミックハニカム押出ダイスの製造法
US5322599A (en) * 1993-01-19 1994-06-21 Corning Incorporated Shaped-tube electrolytic machining process
US5320721A (en) * 1993-01-19 1994-06-14 Corning Incorporated Shaped-tube electrolytic polishing process
US5507925A (en) * 1994-10-28 1996-04-16 Corning Incorporated Electrochemical drilling of substrates
DE19516990C2 (de) * 1995-05-09 1998-09-17 Agie Ag Ind Elektronik Verfahren zum funkenerosiven Nachschneiden mittels drahtförmiger Elektrode und hierfür ausgelegte Funkenerosionsmaschine
JP3080563B2 (ja) * 1995-08-21 2000-08-28 日本碍子株式会社 ハニカム構造体押出用ダイスの製造方法
US5997720A (en) * 1997-02-06 1999-12-07 Corning Incorporated Method for machining extrusion dies

Also Published As

Publication number Publication date
DE69819946T2 (de) 2004-09-02
JPH10328936A (ja) 1998-12-15
JP4302789B2 (ja) 2009-07-29
EP0858855A1 (de) 1998-08-19
EP0858855B1 (de) 2003-11-26
US5997720A (en) 1999-12-07
KR19980071110A (ko) 1998-10-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee