JP5931194B2 - 燃料噴射弁 - Google Patents
燃料噴射弁 Download PDFInfo
- Publication number
- JP5931194B2 JP5931194B2 JP2014523243A JP2014523243A JP5931194B2 JP 5931194 B2 JP5931194 B2 JP 5931194B2 JP 2014523243 A JP2014523243 A JP 2014523243A JP 2014523243 A JP2014523243 A JP 2014523243A JP 5931194 B2 JP5931194 B2 JP 5931194B2
- Authority
- JP
- Japan
- Prior art keywords
- region
- fuel injection
- injection valve
- magnetic
- inner pole
- 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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
- B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- B22F5/106—Tube or ring forms
-
- 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
- F02M51/00—Fuel-injection apparatus characterised by being operated electrically
- F02M51/06—Injectors peculiar thereto with means directly operating the valve needle
- F02M51/061—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means
- F02M51/0614—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of electromagnets or fixed armature
-
- 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
- F02M61/166—Selection of particular materials
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
- C22C33/0285—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5% with Cr, Co, or Ni having a minimum content higher than 5%
-
- 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
- F02M2200/8046—Fuel injection apparatus manufacture, repair or assembly the manufacture involving injection moulding, e.g. of plastic or metal
-
- 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
- F02M2200/90—Selection of particular materials
- F02M2200/9053—Metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/10—Composite arrangements of magnetic circuits
- H01F2003/106—Magnetic circuits using combinations of different magnetic materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/081—Magnetic constructions
- H01F2007/085—Yoke or polar piece between coil bobbin and armature having a gap, e.g. filled with nonmagnetic material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Fuel-Injection Apparatus (AREA)
Description
2 コイル
3 内極
4 弁スリーブ
5 マグネットアーマチュア
6 貫通開口
30 溶接結合部
31 第1の領域
32 第2の領域
33 フランジ領域
35 周壁領域
36 端面側領域
40 磁気分離部材
41,42,43,44,45,46 粉末射出成形構成部分
47 内側の周壁領域
401 第1の磁気接続領域
402 第2の磁気接続領域
403 第1の過渡領域
404 第2の過渡領域
405 絞り領域
406 円筒形領域
407 外周面
408 内周面
Claims (16)
- 燃料を噴射するための燃料噴射弁であって、
コイル(2)と、
内極(3)と、
弁スリーブ(4)と、
磁気分離部材(40)と、
を有しており、
前記弁スリーブ(4)および磁気分離部材(40)が粉末射出成形構成部分(41)として一体的に構成されていて、前記弁スリーブ(4)が磁性領域を形成し、前記磁気分離部材(40)が非磁性領域を形成していて、これらの磁性領域と非磁性領域とが素材結合により互いに結合されていて、
前記磁気分離部材(40)が環状のリングであり、
前記磁気分離部材(40)が電磁絞りとして構成されており、該電磁絞りが、第1および第2の磁気接続領域(401,402)と、絞り領域(405)と、第1および第2の過渡領域(403,404)とを有しており、前記第1および第2の過渡領域(403,404)が軸線方向(X−X)で、前記第1の接続領域(401)と前記第2の接続領域(402)との間に配置されていて、前記絞り領域(405)が前記第1の過渡領域(403)と第2の過渡領域(404)との間に配置されている、燃料を噴射するための燃料噴射弁。 - 前記粉末射出成形構成部分と前記内極(3)との間に溶接結合部(30)またははんだ結合部が設けられている、請求項1に記載の燃料噴射弁。
- 前記内極(3)が軸線方向(X−X)に貫通開口(6)を有していることを特徴とする、請求項1または2に記載の燃料噴射弁。
- 前記内極(3)が粉末射出成形構成部分として構成されていて、高い磁気飽和誘導を有する材料である17%〜50%のコバルト割合を有するFeCoより製造されていることを特徴とする、請求項1から3のいずれか1項に記載の燃料噴射弁。
- 前記内極(3)が粉末射出成形構成部分として構成されていて、第1の磁気飽和誘導を有する第1の領域(31)と、前記第1の磁気飽和誘導よりも小さい第2の磁気飽和誘導を有する第2の領域(32)とを備えており、前記第1の領域と第2の領域とが素材結合により互いに結合されていることを特徴とする、請求項1から4のいずれか1項に記載の燃料噴射弁。
- 前記弁スリーブ(4)と前記磁気分離部材(40)と前記内極(3)とが、一体的に粉末射出成形構成部分(43)として構成されていて、素材結合により互いに結合されていることを特徴とする、請求項1から5のいずれか1項に記載の燃料噴射弁。
- 前記弁スリーブ(4)と前記内極(3)とが同じ材料より製造されていることを特徴とする、請求項6に記載の燃料噴射弁。
- 前記弁スリーブ(4)と前記内極(3)とがX2Cr13MoSiより製造されていることを特徴とする、請求項7に記載の燃料噴射弁。
- 前記内極(3)の前記第2の領域(32)が、耐燃料性の磁石材料より製造されていることを特徴とする、請求項5から8のいずれか1項に記載の燃料噴射弁。
- 前記第2の領域(32)が、前記貫通開口(6)の周壁領域(35)と前記内極(3)の端面側領域(36)とを形成しており、前記端面側領域(36)が軸線方向(X−X)で0.5mmの厚さを有していることを特徴とする、請求項9に記載の燃料噴射弁。
- 前記端面側領域(36)が、マグネットアーマチュア(5)のためのストッパを形成していることを特徴とする、請求項10に記載の燃料噴射弁。
- 前記内極(3)の前記第1の領域(31)が、半径方向に設けられた環状のフランジ領域(33)を有していることを特徴とする、請求項5から11のいずれか1項に記載の燃料噴射弁。
- 前記環状の磁気分離部材(40)の内側の周壁領域(46)に耐燃料性の材料が設けられていることを特徴とする、請求項1から12のいずれか1項に記載の燃料噴射弁。
- 前記第1および第2の過渡領域(403,404)が先細りして構成されていることを特徴とする、請求項1から13のいずれか1項に記載の燃料噴射弁。
- 前記絞り領域(405)が、磁性かつ導電性の材料より成る内側および/または外側の円筒形領域(406)を有していることを特徴とする、請求項1から14のいずれか1項に記載の燃料噴射弁。
- 前記絞り領域(405)が、非導電性の材料より製造されていることを特徴とする、請求項1から15のいずれか1項に記載の燃料噴射弁。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011080355A DE102011080355A1 (de) | 2011-08-03 | 2011-08-03 | Kraftstoffeinspritzventil |
DE102011080355.6 | 2011-08-03 | ||
PCT/EP2012/060700 WO2013017320A1 (de) | 2011-08-03 | 2012-06-06 | Kraftstoffeinspritzventil |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2014521869A JP2014521869A (ja) | 2014-08-28 |
JP2014521869A5 JP2014521869A5 (ja) | 2016-03-24 |
JP5931194B2 true JP5931194B2 (ja) | 2016-06-08 |
Family
ID=46298395
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014523243A Expired - Fee Related JP5931194B2 (ja) | 2011-08-03 | 2012-06-06 | 燃料噴射弁 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9394867B2 (ja) |
EP (1) | EP2739844B1 (ja) |
JP (1) | JP5931194B2 (ja) |
KR (1) | KR101980066B1 (ja) |
CN (1) | CN103732906B (ja) |
DE (1) | DE102011080355A1 (ja) |
WO (1) | WO2013017320A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102014209384A1 (de) * | 2014-05-16 | 2015-11-19 | Robert Bosch Gmbh | Ventil mit einem magnetischen Aktor |
DE102017116383A1 (de) | 2017-07-20 | 2019-01-24 | Liebherr-Components Deggendorf Gmbh | Injektor zum Einspritzen von Krafstoff |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3300437A1 (de) * | 1982-11-10 | 1984-05-10 | Robert Bosch Gmbh, 7000 Stuttgart | Stelleinrichtung |
GB8312693D0 (en) * | 1983-05-09 | 1983-06-15 | Darchem Ltd | Composite metal articles |
WO1989011090A1 (en) | 1988-05-06 | 1989-11-16 | Jesma-Matador A/S | A method and a system for handling sample materials, e.g. in mixing plants, for central analysis of the samples |
DE4432525A1 (de) * | 1994-09-13 | 1996-03-14 | Bosch Gmbh Robert | Verfahren zur Herstellung eines Magnetkreises für ein Ventil |
JPH08284775A (ja) * | 1995-04-11 | 1996-10-29 | Aisan Ind Co Ltd | インジェクタ |
DE19639117A1 (de) * | 1996-09-24 | 1998-03-26 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
JP2001012636A (ja) * | 1999-06-29 | 2001-01-16 | Aisan Ind Co Ltd | 複数のソレノイドと共通筒を有する燃料噴射装置 |
JP3791591B2 (ja) * | 2000-11-29 | 2006-06-28 | 株式会社デンソー | 燃料噴射弁とそのスプリング力調整用のアジャストパイプ及びその圧入方法 |
JP2005030336A (ja) * | 2003-07-09 | 2005-02-03 | Denso Corp | 電磁駆動装置およびそれを用いた燃料噴射弁 |
JP4104508B2 (ja) * | 2003-08-26 | 2008-06-18 | 株式会社ケーヒン | 電磁弁 |
JP2005089777A (ja) * | 2003-09-12 | 2005-04-07 | Aisin Seiki Co Ltd | 複合焼結部材の製造方法 |
JP3895738B2 (ja) * | 2004-07-09 | 2007-03-22 | 三菱電機株式会社 | 燃料噴射弁 |
DE102005052252A1 (de) | 2005-11-02 | 2007-05-03 | Robert Bosch Gmbh | Brennstoffeinspritzventil |
DE102005061410A1 (de) * | 2005-12-22 | 2007-06-28 | Robert Bosch Gmbh | Elektromagnetisch betätigbares Ventil |
JP4211814B2 (ja) * | 2006-07-13 | 2009-01-21 | 株式会社日立製作所 | 電磁式燃料噴射弁 |
ATE423902T1 (de) * | 2006-12-12 | 2009-03-15 | Magneti Marelli Powertrain Spa | Elektromagnetisches kraftstoffeinspritzventil für eine brennkraftmaschine mit direkteinspritzung |
JP2009127445A (ja) * | 2007-11-20 | 2009-06-11 | Denso Corp | 燃料噴射弁 |
DE102009008458A1 (de) * | 2009-02-11 | 2010-08-12 | Svm Schultz Verwaltungs-Gmbh & Co. Kg | Polrohr mit Metallverbindung |
JP2010203375A (ja) * | 2009-03-04 | 2010-09-16 | Denso Corp | 燃料噴射弁 |
DE102009055133A1 (de) * | 2009-12-22 | 2011-06-30 | Robert Bosch GmbH, 70469 | Polkern für Magnetventile hergestellt mittels Mehrstoff-MIM |
DE102010038437B4 (de) * | 2010-07-27 | 2022-08-25 | Robert Bosch Gmbh | Magnetaktor und Verfahren zur Herstellung eines einstückigen Polkerns für einen Magnetaktor |
-
2011
- 2011-08-03 DE DE102011080355A patent/DE102011080355A1/de not_active Ceased
-
2012
- 2012-06-06 CN CN201280037350.4A patent/CN103732906B/zh not_active Expired - Fee Related
- 2012-06-06 US US14/236,806 patent/US9394867B2/en active Active
- 2012-06-06 EP EP12727637.6A patent/EP2739844B1/de not_active Not-in-force
- 2012-06-06 WO PCT/EP2012/060700 patent/WO2013017320A1/de active Application Filing
- 2012-06-06 JP JP2014523243A patent/JP5931194B2/ja not_active Expired - Fee Related
- 2012-06-06 KR KR1020147002642A patent/KR101980066B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
CN103732906A (zh) | 2014-04-16 |
KR20140048955A (ko) | 2014-04-24 |
KR101980066B1 (ko) | 2019-05-21 |
DE102011080355A1 (de) | 2013-02-07 |
CN103732906B (zh) | 2017-09-08 |
JP2014521869A (ja) | 2014-08-28 |
EP2739844B1 (de) | 2015-10-21 |
US20140224902A1 (en) | 2014-08-14 |
WO2013017320A1 (de) | 2013-02-07 |
EP2739844A1 (de) | 2014-06-11 |
US9394867B2 (en) | 2016-07-19 |
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