BE1002014A5 - Matrices d'extrusion de structures en nid d'abeilles et procede pour les fabriquer. - Google Patents

Matrices d'extrusion de structures en nid d'abeilles et procede pour les fabriquer. Download PDF

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Publication number
BE1002014A5
BE1002014A5 BE8700882A BE8700882A BE1002014A5 BE 1002014 A5 BE1002014 A5 BE 1002014A5 BE 8700882 A BE8700882 A BE 8700882A BE 8700882 A BE8700882 A BE 8700882A BE 1002014 A5 BE1002014 A5 BE 1002014A5
Authority
BE
Belgium
Prior art keywords
forming
honeycomb structures
manufacturing
holes
extrusion dies
Prior art date
Application number
BE8700882A
Other languages
English (en)
Inventor
Satoru Inoue
Shoji Futamura
Original Assignee
Ngk Insulators Ltd
Inst Tech Prec Elect Discharge
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 Ngk Insulators Ltd, Inst Tech Prec Elect Discharge filed Critical Ngk Insulators Ltd
Application granted granted Critical
Publication of BE1002014A5 publication Critical patent/BE1002014A5/fr

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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
    • 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
    • B23H2200/00—Specific machining processes or workpieces
    • B23H2200/30—Specific machining processes or workpieces for making honeycomb structures
    • 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)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Press-Shaping Or Shaping Using Conveyers (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

Matrice de formage de structures en nid d'abeilles, comportant une section de formage (11) faite d'un alliage résistant à l'usure et comportant des canaux de formage (13) et des trous de passage (14), les canaux de formage présentant une forme en coupe correspondant à celle des corps de structure en nid d'abeilles à extruder, les trous de passage (14) étant formés indépendamment et communiquant avec les canaux de formage, une telle matrice étant obtenue par un procédé de fabrication suivant lequel au moins les trous de passage (14) sont formés dans la section de formage (11) par une technique d'usinage par décharges électriques.
BE8700882A 1986-08-14 1987-08-07 Matrices d'extrusion de structures en nid d'abeilles et procede pour les fabriquer. BE1002014A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61190745A JPH0622806B2 (ja) 1986-08-14 1986-08-14 ハニカム成型用ダイスおよびその製造方法

Publications (1)

Publication Number Publication Date
BE1002014A5 true BE1002014A5 (fr) 1990-05-22

Family

ID=16263044

Family Applications (1)

Application Number Title Priority Date Filing Date
BE8700882A BE1002014A5 (fr) 1986-08-14 1987-08-07 Matrices d'extrusion de structures en nid d'abeilles et procede pour les fabriquer.

Country Status (4)

Country Link
US (1) US4820146A (fr)
JP (1) JPH0622806B2 (fr)
BE (1) BE1002014A5 (fr)
DE (1) DE3726869A1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01109057A (ja) * 1987-10-23 1989-04-26 Fanuc Ltd デジタイジング方法
US5342189A (en) * 1992-10-01 1994-08-30 Mitsubishi Aluminum Co., Ltd. Extrusion dies
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
US5761787A (en) 1995-11-30 1998-06-09 Corning Incorporated Method of making bonded pin extrusion die
US6317960B1 (en) * 1999-12-28 2001-11-20 Corning Incorporated Extrusion die and method of forming
NL1020942C2 (nl) 2002-06-26 2003-12-30 Stork Titan Bv Vorminrichting.
JP4426400B2 (ja) * 2004-08-11 2010-03-03 日本碍子株式会社 ハニカム構造体成形用口金及びその製造方法
WO2008078644A1 (fr) * 2006-12-26 2008-07-03 Ngk Insulators, Ltd. Embouchure pour mouler une structure en nid d'abeilles
DE202007003495U1 (de) * 2007-03-08 2007-07-05 Rieter Automatik Gmbh Vorrichtung zur Erzeugung von Granulatkörnern aus einer Kunststoffschmelze
US20090218322A1 (en) * 2008-02-28 2009-09-03 David William Folmar Dies for manufacturing substrates and methods of making
CN101642837B (zh) * 2009-08-25 2010-12-08 江西稀有稀土金属钨业集团有限公司 一种不规则形面的硬质合金模具的加工方法
JP2012125882A (ja) * 2010-12-15 2012-07-05 Ngk Insulators Ltd ハニカム構造体成形口金用電極
CN104379310B (zh) 2012-06-04 2016-11-09 日本碍子株式会社 蜂窝结构体成形用模头及其制造方法
CN104364062A (zh) * 2012-06-04 2015-02-18 日本碍子株式会社 蜂窝结构体成形用模头及其制造方法
EP2979804B1 (fr) * 2014-03-28 2020-04-22 NGK Insulators, Ltd. Électrode d'usinage par décharge électrique et procédé de production d'embouchure pour formation de structure en nid d'abeille
WO2020045492A1 (fr) * 2018-08-30 2020-03-05 日立金属株式会社 Corps structurel en nid d'abeilles en céramique et matrice de moulage en nid d'abeilles

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118456A (en) * 1977-06-20 1978-10-03 Corning Glass Works Extrusion die
US4373895A (en) * 1979-09-12 1983-02-15 Nippon Soken, Inc. Extrusion die and method for producing extrusion die for forming a honeycomb structure
EP0083850A2 (fr) * 1982-01-11 1983-07-20 General Motors Corporation Méthode de fabrication d'une matrice d'extrusion
US4468366A (en) * 1982-08-19 1984-08-28 Corning Glass Works Baffled laminated extrusion dies
EP0120716A2 (fr) * 1983-03-29 1984-10-03 Corning Glass Works Matrice d'extrusion
US4653996A (en) * 1983-11-02 1987-03-31 Ngk Insulators, Ltd. Die for extruding honeycomb structural body
US4743191A (en) * 1987-04-02 1988-05-10 Allied-Signal Inc. Multi-piece die for forming honeycomb structures

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4167386A (en) * 1977-09-26 1979-09-11 Muesco-Mallay Houston, Inc. Extrusion die plate construction
JPS5830804B2 (ja) * 1977-12-07 1983-07-01 日本碍子株式会社 ハニカム成型用ダイス
JPS56154021A (en) * 1980-04-30 1981-11-28 Asahi Glass Co Ltd Die for honeycomb extrusion molding and its manufacture
JPS60238179A (ja) * 1984-05-14 1985-11-27 Fuji Photo Film Co Ltd 塗布装置
JPS615915A (ja) * 1984-06-19 1986-01-11 Sakai Chem Ind Co Ltd ハニカム状成形物の連続押出成形方法および該方法に使用する連続押出用ダイス
JPS61220805A (ja) * 1985-03-28 1986-10-01 日本碍子株式会社 セラミツクハニカム構造体の押出ダイス

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4118456A (en) * 1977-06-20 1978-10-03 Corning Glass Works Extrusion die
US4373895A (en) * 1979-09-12 1983-02-15 Nippon Soken, Inc. Extrusion die and method for producing extrusion die for forming a honeycomb structure
EP0083850A2 (fr) * 1982-01-11 1983-07-20 General Motors Corporation Méthode de fabrication d'une matrice d'extrusion
US4468366A (en) * 1982-08-19 1984-08-28 Corning Glass Works Baffled laminated extrusion dies
EP0120716A2 (fr) * 1983-03-29 1984-10-03 Corning Glass Works Matrice d'extrusion
US4653996A (en) * 1983-11-02 1987-03-31 Ngk Insulators, Ltd. Die for extruding honeycomb structural body
US4743191A (en) * 1987-04-02 1988-05-10 Allied-Signal Inc. Multi-piece die for forming honeycomb structures

Also Published As

Publication number Publication date
DE3726869A1 (de) 1988-02-25
DE3726869C2 (fr) 1990-09-27
JPH0622806B2 (ja) 1994-03-30
US4820146A (en) 1989-04-11
JPS6347104A (ja) 1988-02-27

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: NGK INSULATORS LTD

Effective date: 19930831

Owner name: INSTITUTE OF TECHNOLOGY PRECISION ELECTRICAL DISC

Effective date: 19930831