JP5129971B2 - 内燃機関用噴射ノズルの製造方法 - Google Patents
内燃機関用噴射ノズルの製造方法 Download PDFInfo
- Publication number
- JP5129971B2 JP5129971B2 JP2007081874A JP2007081874A JP5129971B2 JP 5129971 B2 JP5129971 B2 JP 5129971B2 JP 2007081874 A JP2007081874 A JP 2007081874A JP 2007081874 A JP2007081874 A JP 2007081874A JP 5129971 B2 JP5129971 B2 JP 5129971B2
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- JP
- Japan
- Prior art keywords
- electrode
- magnetic field
- passage
- injection
- workpiece
- 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
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
-
- 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
- B23H7/26—Apparatus for moving or positioning electrode relatively to workpiece; Mounting of electrode
- B23H7/28—Moving electrode in a plane normal to the feed direction, e.g. orbiting
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/168—Assembling; Disassembling; Manufacturing; Adjusting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
- F02M61/16—Details not provided for in, or of interest apart from, the apparatus of groups F02M61/02 - F02M61/14
- F02M61/18—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for
- F02M61/1806—Injection nozzles, e.g. having valve seats; Details of valve member seated ends, not otherwise provided for characterised by the arrangement of discharge orifices, e.g. orientation or size
- F02M61/1833—Discharge orifices having changing cross sections, e.g. being divergent
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
- F02M2200/80—Fuel injection apparatus manufacture, repair or assembly
- F02M2200/8069—Fuel injection apparatus manufacture, repair or assembly involving removal of material from the fuel apparatus, e.g. by punching, hydro-erosion or mechanical operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Manufacturing & Machinery (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Fuel-Injection Apparatus (AREA)
Description
Claims (8)
- 上側のガイド(15)と下側のガイド(16)において半径方向遊びをもって電極(9)をガイドし且つ下側のガイドから所定の長さ(Z寸法)だけ電極(9)を突出させて自由端部(10)を設け、
前記自由端部(10)で工作物に複数の噴射通路(3,4)を加工成形するとき、電流が通流する前記電極(9)に磁界(B)を作用させて前記電極(9)を長手方向に対し垂直方向に変位させる内燃機関用噴射ノズルの製造方法であって、
前記自由端部(10)の前記垂直方向の変位に違いを持たせることで、互いに形状が異なる複数の噴射通路(3,4)を設ける、内燃機関用噴射ノズルの製造方法。 - ガイド(15,16)間の間隔、下側のガイドから突出する電極(9)の長さ(Z寸法)、下側のガイド(16)と工作物との間の間隔、磁界の向き、磁界の強さ、磁界の静的配置および回動配置から成る複数のパラメータの内の少なくとも1つ、又は前記複数のパラメータの内の少なくとも1つのパラメータの時間的な変化を違えて選択することで前記自由端部(10)の前記垂直方向の変位に違いを持たせる、請求項1記載の方法。
- 工作物(1)を加工開始前に位置固定し、前記複数の噴射通路(3,4)を、工作物の同じ固定位置で設ける、請求項1又は2記載の方法。
- 前記電極(9)を所定の回転軸線を中心として平面的に回転させる、請求項1から3までのいずれか1項記載の方法。
- 前記磁界(B)を回転若しくは位置調整するためにステップモータを使用する、請求項1から4までのいずれか1項記載の方法。
- 前記電極(9)に、時間的に変化する電流を流す、請求項1から5までのいずれか1項記載の方法。
- 前記少なくとも1つのパラメータを、前記電極(9)の自由端部(10)の送り位置に関連して変える、請求項2記載の方法。
- 前記複数の噴射通路(3,4)を同一の前記電極(9)を用いて工作物に設ける、請求項1から7までのいずれか1項記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006013962.3 | 2006-03-27 | ||
DE200610013962 DE102006013962A1 (de) | 2006-03-27 | 2006-03-27 | Einspritzdüse mit Spritzkanälen sowie Verfahren zur Einbringung von Kanälen |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007263114A JP2007263114A (ja) | 2007-10-11 |
JP5129971B2 true JP5129971B2 (ja) | 2013-01-30 |
Family
ID=38191135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007081874A Expired - Fee Related JP5129971B2 (ja) | 2006-03-27 | 2007-03-27 | 内燃機関用噴射ノズルの製造方法 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1840368B1 (ja) |
JP (1) | JP5129971B2 (ja) |
DE (2) | DE102006013962A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7500722B2 (ja) | 2020-06-05 | 2024-06-17 | 日本電信電話株式会社 | 無線品質の劣化要因検出方法及び劣化要因検出装置 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102112261B (zh) * | 2008-07-29 | 2013-08-28 | 三菱电机株式会社 | 细孔放电加工装置以及放电加工方法 |
DE102008051365B4 (de) * | 2008-10-15 | 2010-07-01 | L'orange Gmbh | Kraftstoff-Einspritzventil für Brennkraftmaschinen |
JP5460039B2 (ja) * | 2008-12-03 | 2014-04-02 | 株式会社エレニックス | 細穴放電加工機 |
DE102008055069A1 (de) * | 2008-12-22 | 2010-07-01 | Robert Bosch Gmbh | Kraftstoffeinspritzventil für Brennkraftmaschinen |
JP5320116B2 (ja) * | 2009-03-18 | 2013-10-23 | 日立オートモティブシステムズ株式会社 | 燃料噴射弁 |
JP5251706B2 (ja) * | 2009-04-27 | 2013-07-31 | トヨタ自動車株式会社 | 孔加工治具 |
CN103912428B (zh) * | 2009-07-30 | 2017-10-17 | 3M创新有限公司 | 喷嘴及其制造方法 |
CN101825045A (zh) * | 2010-04-13 | 2010-09-08 | 大连理工大学 | 柴油机燃烧*** |
JP5496029B2 (ja) * | 2010-09-09 | 2014-05-21 | 三菱電機株式会社 | 放電加工装置 |
JP5531927B2 (ja) * | 2010-11-19 | 2014-06-25 | 株式会社デンソー | 形状加工を行う放電加工装置 |
KR101154579B1 (ko) * | 2010-11-23 | 2012-06-08 | 현대자동차주식회사 | 엔진의 인젝터홀 구조 |
DE102010062808A1 (de) * | 2010-12-10 | 2012-06-21 | Continental Automotive Gmbh | Düsenkörper mit konischem Einspritzloch |
DE102010063986B4 (de) * | 2010-12-22 | 2015-08-20 | Continental Automotive Gmbh | Düsenbaugruppe für ein Einspritzventil und Einspritzventil |
DE102011007885A1 (de) * | 2011-04-21 | 2012-10-25 | Continental Automotive Gmbh | Düsenbaugruppe für ein Einspritzventil und Einspritzventil |
CH704964A1 (de) * | 2011-05-16 | 2012-11-30 | Liebherr Machines Bulle Sa | Düse. |
CN102861957B (zh) * | 2012-10-16 | 2015-03-11 | 苏州大学 | 一种倒锥孔的电火花加工方法及装置 |
US20150345453A1 (en) * | 2013-01-11 | 2015-12-03 | Kw-Technologie Gmbh & Co. Kg | Device for spraying liquid into an operating space |
EP2884090B1 (en) | 2013-12-11 | 2018-02-21 | Continental Automotive GmbH | Nozzle body and fuel injection valve |
JP6380123B2 (ja) * | 2015-01-22 | 2018-08-29 | 株式会社デンソー | 燃料噴射ノズル |
DE102015214306A1 (de) * | 2015-07-29 | 2017-02-02 | Continental Automotive Gmbh | Verfahren zum Herstellen eines Düsenkörpers für ein Fluideinspritzventil und Fluideinspritzventil |
SE539875C2 (en) * | 2015-09-14 | 2017-12-27 | Scania Cv Ab | A fuel injector |
WO2017070557A1 (en) | 2015-10-23 | 2017-04-27 | Cummins Inc. | Electrical discharge machining method for generating variable spray-hole geometry |
JP2017106418A (ja) * | 2015-12-11 | 2017-06-15 | 株式会社デンソー | 燃料噴射弁及びその製造方法 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS6010857B2 (ja) * | 1979-02-14 | 1985-03-20 | フアナツク株式会社 | ワイヤカット放電加工装置 |
JPS58167772U (ja) * | 1982-05-01 | 1983-11-09 | 日産自動車株式会社 | 直噴式デイ−ゼル機関の燃料噴射ノズル |
JPS59134322A (ja) * | 1983-01-22 | 1984-08-02 | Isuzu Motors Ltd | 直接噴射式デイ−ゼル機関 |
JPS6095170U (ja) * | 1983-12-05 | 1985-06-28 | 日産自動車株式会社 | 燃料噴射ノズル |
JP2819702B2 (ja) * | 1989-12-12 | 1998-11-05 | 株式会社デンソー | 燃料噴射弁 |
JPH06307312A (ja) * | 1993-04-20 | 1994-11-01 | Hino Motors Ltd | 燃料噴射ノズル |
JPH07167016A (ja) * | 1993-10-09 | 1995-07-04 | Hino Motors Ltd | 燃料噴射装置 |
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JP3334330B2 (ja) * | 1994-05-17 | 2002-10-15 | 日産自動車株式会社 | 燃料噴射弁 |
JPH08247002A (ja) * | 1995-03-13 | 1996-09-24 | Nippondenso Co Ltd | 燃料噴射ノズル |
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DE19847460A1 (de) * | 1998-10-15 | 2000-04-20 | Bosch Gmbh Robert | Kraftstoffeinspritzdüse für selbstzündende Brennkraftmaschinen |
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JP4103291B2 (ja) * | 2000-03-08 | 2008-06-18 | 株式会社デンソー | 燃料噴射ノズル |
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DE10155607A1 (de) | 2001-11-13 | 2003-05-15 | Bosch Gmbh Robert | Verfahren und Vorrichtung zum Elektroerosives Abtragen |
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JP2005180375A (ja) * | 2003-12-22 | 2005-07-07 | Denso Corp | 燃料噴射ノズル |
DE102004013549A1 (de) * | 2004-03-19 | 2005-10-06 | Robert Bosch Gmbh | Vorrichtung zum Erodieren konischer Bohrungen |
DE102004019543A1 (de) * | 2004-04-22 | 2005-11-10 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Herstellen einer Durchgangsbohrung in einem Werkstück |
DE102004060290A1 (de) | 2004-12-15 | 2006-06-22 | Robert Bosch Gmbh | Verfahren zum Bearbeiten eines Werkstücks |
-
2006
- 2006-03-27 DE DE200610013962 patent/DE102006013962A1/de not_active Withdrawn
-
2007
- 2007-02-12 EP EP20070102114 patent/EP1840368B1/de not_active Expired - Fee Related
- 2007-02-12 DE DE200750005642 patent/DE502007005642D1/de active Active
- 2007-03-27 JP JP2007081874A patent/JP5129971B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7500722B2 (ja) | 2020-06-05 | 2024-06-17 | 日本電信電話株式会社 | 無線品質の劣化要因検出方法及び劣化要因検出装置 |
Also Published As
Publication number | Publication date |
---|---|
DE502007005642D1 (de) | 2010-12-30 |
EP1840368A2 (de) | 2007-10-03 |
EP1840368A3 (de) | 2009-04-08 |
JP2007263114A (ja) | 2007-10-11 |
DE102006013962A1 (de) | 2007-10-04 |
EP1840368B1 (de) | 2010-11-17 |
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