JP5491621B2 - 高圧ポンプ - Google Patents
高圧ポンプ Download PDFInfo
- Publication number
- JP5491621B2 JP5491621B2 JP2012510181A JP2012510181A JP5491621B2 JP 5491621 B2 JP5491621 B2 JP 5491621B2 JP 2012510181 A JP2012510181 A JP 2012510181A JP 2012510181 A JP2012510181 A JP 2012510181A JP 5491621 B2 JP5491621 B2 JP 5491621B2
- Authority
- JP
- Japan
- Prior art keywords
- roller
- cam
- radius
- sliding surface
- rolling
- 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.)
- Active
Links
- 238000005096 rolling process Methods 0.000 claims description 52
- 239000000463 material Substances 0.000 claims description 22
- 239000000446 fuel Substances 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 238000005422 blasting Methods 0.000 claims description 3
- 238000005256 carbonitriding Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 238000005121 nitriding Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
Images
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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/02—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type
- F02M59/10—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps of reciprocating-piston or reciprocating-cylinder type characterised by the piston-drive
- F02M59/102—Mechanical drive, e.g. tappets or cams
-
- 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
- F02M41/00—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor
- F02M41/08—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined
- F02M41/10—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor
- F02M41/12—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor
- F02M41/123—Fuel-injection apparatus with two or more injectors fed from a common pressure-source sequentially by means of a distributor the distributor and pumping elements being combined pump pistons acting as the distributor the pistons rotating to act as the distributor characterised by means for varying fuel delivery or injection timing
- F02M41/128—Varying injection timing by angular adjustment of the face-cam or the rollers support
-
- 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
- F02M45/00—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship
- F02M45/02—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts
- F02M45/04—Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or time/quantity relationship with each cyclic delivery being separated into two or more parts with a small initial part, e.g. initial part for partial load and initial and main part for full load
- F02M45/06—Pumps peculiar thereto
- F02M45/063—Delivery stroke of piston being divided into two or more parts, e.g. by using specially shaped cams
-
- 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
- F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
- F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
- F02M59/445—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
- F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
-
- 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
- F02M2200/02—Fuel-injection apparatus having means for reducing wear
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fuel-Injection Apparatus (AREA)
- Reciprocating Pumps (AREA)
Description
Claims (10)
- 空気圧縮型自己着火内燃機関の燃料噴射装置のための高圧ポンプ(1)、特にラジアルプランジャポンプ又はインラインプランジャポンプであって、少なくとも1つのポンプアセンブリ(13)と、前記ポンプアセンブリ(13)の少なくとも1つに割り当てられたカム(9)を有するドライブシャフト(6)と、を備え、前記ポンプアセンブリ(13)は、転動面(35)を有するローラ(25)を有し、前記ローラ(25)は、前記カム(9)の滑走面(10)に接して配置される、前記高圧ポンプ(1)において、
前記ローラ(25)の前記転動面(35)での前記ローラ(25)の転がりの強度と、前記カム(9)の前記滑走面(10)での前記カム(9)の転がりの強度は、前記ポンプアセンブリ(13)の上死点で少なくとも近似的に同じ大きさに設定されることを特徴とする、高圧ポンプ(1)。 - 前記ポンプアセンブリ(13)の上死点に前記ローラ(25)が接触する前記滑走面(10)の箇所(36)での前記カム(9)の曲率半径(39)よりも、前記ローラ(25)の半径(38)は小さく、前記ローラ(25)の少なくとも自身の転動面(35)がそれで形成されるローラ素材の弾性係数は、前記カム(9)の少なくとも自身の滑走面(10)がそれで形成されるカム素材の弾性係数よりも小さいことを特徴とする、請求項1に記載の高圧ポンプ。
- 前記ポンプアセンブリ(13)の上死点に前記ローラ(25)が接触する前記滑走面(10)の箇所(36)での前記カム(9)の曲率半径(39)よりも、前記ローラ(25)の半径(38)は小さく、前記ローラ(25)は、前記ローラ(25)の回転軸(32)の方向に少なくとも部分的に伸びる少なくとも1つの孔(41)を有することを特徴とする、請求項1又は2に記載の圧力ポンプ。
- 前記孔(41)は、前記ローラ(25)の前記回転軸(32)に関して、少なくとも基本的に軸上又は基本的に同軸上の孔(41)として構成され、及び/又は、前記孔(41)は、前記ローラ(25)の1つの側(42)から前記ローラ(25)の他の側(43)へと伸びる通し孔(41)として構成されることを特徴とする、請求項3に記載の高圧ポンプ。
- 前記ポンプアセンブリ(13)の上死点に前記ローラ(25)が接触する前記滑走面(10)の箇所(36)での前記カム(9)の曲率半径(39)よりも、前記ローラ(25)の半径(38)は小さく、少なくとも前記ローラ(25)の圧縮残留応力は、その滑走面(10)において高められることを特徴とする、請求項1〜4のいずれか1項に記載の高圧ポンプ。
- 前記ローラ(25)の前記転動面(35)は、表面硬化が施され、及び/又は、ショットブラスティングが施され、及び/又は、圧延が施され、及び/又は、窒化が施され、及び/又は、浸炭窒化が施されることを特徴とする、請求項5に記載の高圧ポンプ。
- 前記ポンプアセンブリ(13)の上死点に前記ローラ(25)が接触する前記滑走面(10)の箇所(36)での前記カム(9)の曲率半径(39)よりも、前記ローラ(25)の半径(38)は大きく、前記ローラ(25)の少なくとも自身の転動面(35)がそれで形成されるローラ素材の弾性係数は、前記カム(9)の少なくとも自身の滑走面(10)がそれで形成されるカム素材の弾性係数よりも大きいことを特徴とする、請求項1に記載の高圧ポンプ。
- 少なくとも前記カム(9)の滑走面(10)の圧縮残留応力が高められることを特徴とする、請求項7に記載の高圧ポンプ。
- 前記ローラ(25)の少なくとも自身の転動面(35)がそれで形成されるローラ素材の弾性係数及び/又は転がり強度及び/又はポアッソン比と、前記カム(9)の少なくとも自身の滑走面(10)がそれで形成されるカム素材の弾性係数及び/又は転がり強度及び/又はポアッソン比は、それぞれ少なくとも近似的に同じ大きさに設定され、前記ポンプアセンブリ(13)の上死点に前記ローラ(25)が接触する前記滑走面(10)の箇所(36)の領域において、前記ローラ(25)の半径(38)と前記カム(9)の曲率半径(39)が、少なくとも近似的に同じ大きさに設定されることを特徴とする、請求項1に記載の高圧ポンプ。
- 前記ポンプアセンブリ(13)の上死点に前記ローラ(25)が接触する前記滑走面(10)の箇所(36)での、前記ローラ(25)の前記半径(38)と前記カム(9)の前記曲率半径(39)は、少なくとも5パーセントよりも少ないパーセント分だけ互いに異なることを特徴とする、請求項9に記載の高圧ポンプ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009003054A DE102009003054A1 (de) | 2009-05-13 | 2009-05-13 | Hochdruckpumpe |
DE102009003054.9 | 2009-05-13 | ||
PCT/EP2010/053696 WO2010130497A1 (de) | 2009-05-13 | 2010-03-22 | Hochdruckpumpe |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012526242A JP2012526242A (ja) | 2012-10-25 |
JP5491621B2 true JP5491621B2 (ja) | 2014-05-14 |
Family
ID=42244773
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012510181A Active JP5491621B2 (ja) | 2009-05-13 | 2010-03-22 | 高圧ポンプ |
Country Status (8)
Country | Link |
---|---|
US (1) | US20120051951A1 (ja) |
EP (1) | EP2430303B1 (ja) |
JP (1) | JP5491621B2 (ja) |
KR (1) | KR101682737B1 (ja) |
CN (1) | CN102422011B (ja) |
DE (1) | DE102009003054A1 (ja) |
RU (1) | RU2554377C2 (ja) |
WO (1) | WO2010130497A1 (ja) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011082642A1 (de) | 2011-09-14 | 2013-03-14 | Robert Bosch Gmbh | Pumpe, insbesondere Kraftstoffhochdruckpumpe für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine |
US20130192564A1 (en) * | 2012-01-26 | 2013-08-01 | Cummins Inc. | Laser shock peening applied to fuel system pump head |
JP5812020B2 (ja) * | 2013-02-07 | 2015-11-11 | 株式会社デンソー | 燃料供給ポンプ |
DE102013204327A1 (de) | 2013-03-13 | 2014-09-18 | Robert Bosch Gmbh | Zylinderkopfrohteil, Zylinderkopf und Hochdruckpumpe für Brennstoffeinspritzanlagen |
DE102013206902A1 (de) | 2013-04-17 | 2014-10-23 | Robert Bosch Gmbh | Hochdruckpumpe |
DE102013212146A1 (de) | 2013-06-25 | 2015-01-08 | Robert Bosch Gmbh | Pumpe |
DE102013212145A1 (de) | 2013-06-25 | 2015-01-08 | Robert Bosch Gmbh | Pumpe |
DE102013212248A1 (de) | 2013-06-26 | 2014-12-31 | Robert Bosch Gmbh | Hochdruckpumpe |
DE102013212302A1 (de) | 2013-06-26 | 2014-12-31 | Robert Bosch Gmbh | Hochdruckpumpe und Kraftstoffeinspritzanlage mit einer Hochdruckpumpe |
DE102013212304A1 (de) | 2013-06-26 | 2014-12-31 | Robert Bosch Gmbh | Hochdruckpumpe |
DE102013212261A1 (de) | 2013-06-26 | 2014-12-31 | Robert Bosch Gmbh | Hochdruckpumpe |
FR3015598B1 (fr) * | 2013-12-23 | 2016-12-23 | Skf Ab | Dispositif de rouleau suiveur de came |
DE102014204312A1 (de) | 2014-03-10 | 2015-09-10 | Robert Bosch Gmbh | Hochdruckpumpe |
DE102014205260A1 (de) | 2014-03-20 | 2015-09-24 | Robert Bosch Gmbh | Hochdruckpumpe |
DE102014206968A1 (de) | 2014-04-10 | 2015-10-15 | Robert Bosch Gmbh | Hochdruckpumpe und Hochdruckrichtungsventil |
DE102014219293A1 (de) | 2014-09-24 | 2016-03-24 | Robert Bosch Gmbh | Pumpe, insbesondere Hochdruckpumpe für Brennstoffeinspritzanlagen, mit einer Dichteinrichtung |
DE102014219611A1 (de) | 2014-09-26 | 2016-03-31 | Robert Bosch Gmbh | Nockenwelle und Pumpe mit einer Nockenwelle |
DE102014223597B4 (de) * | 2014-10-08 | 2019-02-07 | Continental Automotive Gmbh | Rolle für einen Rollenstößel einer Kraftstoffhochdruckpumpe, Rollenstößel, Kraftstoffhochdruckpumpe und Brennkraftmaschine |
US9835123B2 (en) | 2015-01-13 | 2017-12-05 | Roller Bearing Company Of America, Inc. | Roller for a fuel pump actuator |
CN104879255B (zh) * | 2015-04-13 | 2017-12-22 | 广州柴油机厂股份有限公司 | 一种g26柴油样机喷油提前角调整工具及使用方法 |
DE102018211237A1 (de) * | 2018-07-07 | 2020-01-09 | Robert Bosch Gmbh | Kraftstoffpumpe |
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GB1252001A (ja) * | 1968-02-12 | 1971-11-03 | ||
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US4099597A (en) * | 1976-08-23 | 1978-07-11 | Houdaille Industries, Inc. | Lubrication pump |
JPS61146462A (ja) * | 1984-12-19 | 1986-07-04 | Toyoda Mach Works Ltd | カム研削装置 |
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JP2003056315A (ja) * | 2001-08-22 | 2003-02-26 | Ntn Corp | ローラ付きカムフォロア |
CN2627233Y (zh) * | 2003-05-21 | 2004-07-21 | 上海东维燃油喷射有限公司 | 带定位槽无套圈挺柱体部件 |
JP4124786B2 (ja) * | 2004-01-14 | 2008-07-23 | ボッシュ株式会社 | 燃料供給用ポンプ |
US20060005797A1 (en) * | 2004-07-08 | 2006-01-12 | Schubeck Joseph J | Roller valve lifter |
DE102005046670A1 (de) | 2005-09-29 | 2007-04-05 | Robert Bosch Gmbh | Hochdruckpumpe, insbesondere für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine |
DE102005059031A1 (de) * | 2005-12-10 | 2007-06-14 | Schaeffler Kg | Radialkolben-Hochdruckpumpe einer Einspritzanlage zum Einspritzen eines flüssigen Brennstoffs |
DE102006041673A1 (de) * | 2006-02-20 | 2007-08-23 | Robert Bosch Gmbh | Hochdruckpumpe, insbesondere für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine |
JP2007315342A (ja) * | 2006-05-29 | 2007-12-06 | Nissan Motor Co Ltd | 圧力変動制限手段と圧力変動制限手段を備えた燃料供給システム |
US7748359B2 (en) * | 2006-06-30 | 2010-07-06 | Caterpillar Inc. | Tappet assembly |
-
2009
- 2009-05-13 DE DE102009003054A patent/DE102009003054A1/de not_active Withdrawn
-
2010
- 2010-03-22 EP EP10709736.2A patent/EP2430303B1/de active Active
- 2010-03-22 WO PCT/EP2010/053696 patent/WO2010130497A1/de active Application Filing
- 2010-03-22 CN CN201080021222.1A patent/CN102422011B/zh active Active
- 2010-03-22 RU RU2011150403/06A patent/RU2554377C2/ru active
- 2010-03-22 JP JP2012510181A patent/JP5491621B2/ja active Active
- 2010-03-22 KR KR1020117026859A patent/KR101682737B1/ko active IP Right Grant
- 2010-03-22 US US13/265,567 patent/US20120051951A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN102422011A (zh) | 2012-04-18 |
CN102422011B (zh) | 2017-12-08 |
EP2430303A1 (de) | 2012-03-21 |
US20120051951A1 (en) | 2012-03-01 |
DE102009003054A1 (de) | 2010-11-18 |
EP2430303B1 (de) | 2019-06-05 |
RU2011150403A (ru) | 2013-06-27 |
JP2012526242A (ja) | 2012-10-25 |
KR101682737B1 (ko) | 2016-12-05 |
WO2010130497A1 (de) | 2010-11-18 |
KR20120018316A (ko) | 2012-03-02 |
RU2554377C2 (ru) | 2015-06-27 |
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