EP3014107B1 - Dispositif de pompage, notamment dispositif de pompage de carburant sous haute pression pour un système d'injection de carburant - Google Patents

Dispositif de pompage, notamment dispositif de pompage de carburant sous haute pression pour un système d'injection de carburant Download PDF

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Publication number
EP3014107B1
EP3014107B1 EP14720621.3A EP14720621A EP3014107B1 EP 3014107 B1 EP3014107 B1 EP 3014107B1 EP 14720621 A EP14720621 A EP 14720621A EP 3014107 B1 EP3014107 B1 EP 3014107B1
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EP
European Patent Office
Prior art keywords
drive shaft
cam
eccentric
outer contour
tappet
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
Application number
EP14720621.3A
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German (de)
English (en)
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EP3014107A1 (fr
Inventor
Andreas Dutt
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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
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Publication of EP3014107A1 publication Critical patent/EP3014107A1/fr
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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
    • 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
    • F02M63/0001—Fuel-injection apparatus with specially arranged lubricating system, e.g. by fuel oil
    • 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
    • F02M59/04—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 special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft or swash-plate type pumps
    • F02M59/06—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 special arrangement of cylinders with respect to piston-driving shaft, e.g. arranged parallel to that shaft or swash-plate type pumps with cylinders arranged radially to driving shaft, e.g. in V or star arrangement
    • 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
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/0404—Details or component parts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B1/00—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
    • F04B1/04—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement
    • F04B1/053—Multi-cylinder machines or pumps characterised by number or arrangement of cylinders having cylinders in star- or fan-arrangement with actuating or actuated elements at the inner ends of the cylinders
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/18—Lubricating
    • 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
    • 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
    • F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
    • F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
    • F02M63/0265—Pumps feeding common rails

Definitions

  • the invention relates to a pump device, in particular high-pressure fuel pump device for a fuel injection device, according to the preamble of claim 1.
  • Such a pump device in the form of a high-pressure fuel pump device is characterized by the DE 10 2006 028 851 A1 known.
  • This pumping device has at least one pump element, which is driven via a plunger by a drive shaft in a lifting movement.
  • the at least one pump element in this case has at least one pump piston.
  • the drive shaft has at least one cam or eccentric on which the plunger is at least indirectly supported.
  • the drive shaft is rotatably mounted via at least one bearing, wherein the at least one bearing point is supplied lubricating medium.
  • Lubricating oil for example, is provided as lubricating medium, which is supplied under pressure to the at least one bearing point.
  • the drive shaft has an outer contour which increases in diameter from the at least one bearing point to the at least one cam or eccentric, which ends in the region of the plunger in the direction of a rotation axis of the drive shaft .
  • a roller is rotatably mounted in the plunger, via which the plunger is supported on the cam or eccentric. The outer contour of the drive shaft ends in the direction of the axis of rotation of the drive shaft in the region of a bearing of the roller in the plunger.
  • the pumping device according to the invention with the features according to claim 1 has the advantage that directed by the outer contour of the drive shaft from the bearing outlet lubricant is directed to the plunger and thus its lubrication and the lubrication of its support is ensured. For this purpose, no additional components are required. Furthermore, the inventive design of the pumping device according to claim 1 has the advantage that lubrication of the bearing of the roller in the plunger is ensured in a simple manner, since the outer contour of the drive shaft in the direction of the axis of rotation of the drive shaft ends in the region of a bearing of the roller in the plunger. Furthermore, the embodiment according to claim 1 allows a directed introduction of lubricating medium between the roller and the plunger.
  • the embodiment according to claim 3 allows a directed outflow of the lubricating medium from the drive shaft to the plunger. Due to the design according to claim 7, a lubrication of the storage of the roller and the bolt is ensured in the plunger in a simple manner.
  • FIGS. 1 to 3 is a simplified representation of a fragmentary pumping device shown, which is preferably a high-pressure fuel pumping device for a fuel injector of an internal combustion engine.
  • the pumping device has at least one pump element 10, which in turn has a pump piston 12 which is driven at least indirectly by a drive shaft 14 in a lifting movement.
  • the drive shaft 14 has one or more cams 16 or eccentric, via which the rotational movement of the drive shaft 14 is converted into the lifting movement of the pump piston 12.
  • the pump piston 12 is supported via a plunger 18 on the cam 16 or eccentric of the drive shaft 14.
  • the pump element 10 has a housing 20, in which in a cylinder bore 22 of the pump piston 12 is tightly guided, wherein the housing part 20 is hereinafter referred to as the cylinder head. With its end facing away from the drive shaft 14, the pump piston 12 in the cylinder bore 22 defines a pump working space 24.
  • the pump working space 24 has an inlet valve 26, which is an inlet check valve opening into the pump working space 24, with an inlet 28 via which the Pump work chamber 24 is filled with the radially inward to the drive means 14 directed suction stroke of the pump piston 12 with fuel.
  • the pump working chamber 24 also has an outlet valve 30, which is for example an outlet check valve opening out of the pump working chamber 24, a connection to a drain 32, which can lead to a high-pressure accumulator 34 and over the radially outwardly from the drive means 14 directed away Delivery stroke of the pump piston 12 fuel is displaced from the pump working chamber 24.
  • an outlet valve 30 is for example an outlet check valve opening out of the pump working chamber 24, a connection to a drain 32, which can lead to a high-pressure accumulator 34 and over the radially outwardly from the drive means 14 directed away Delivery stroke of the pump piston 12 fuel is displaced from the pump working chamber 24.
  • the plunger 18 is designed as a roller tappet and has a plunger body 40, which is formed as a hollow cylinder. Within the plunger body 40, a bottom 42 is provided, on whose side facing away from the drive shaft 14, the pump piston 12 is supported at least indirectly with the piston foot. Surrounding the pump piston 12, a spring 44 is arranged in the plunger body 40, which is, for example, a helical compression spring, and on the one hand at the bottom 42 and on the other hand supported on the cylinder head 20. By the spring 44 of the pump piston 12 and the plunger body 40 to the drive shaft 14 are acted upon.
  • a roller 46 is rotatably mounted, wherein the axis of rotation 47 of the roller 46 extends at least approximately parallel to the axis of rotation 15 of the drive shaft 14.
  • the roller 46 is arranged in the tappet body 40 on the side facing away from the pump piston 12 side of the bottom 42.
  • the roller 46 is mounted on a pin 48 inserted into the plunger body 40, wherein between the roller 46 and the pin 48, a plain bearing bushing 50 may be arranged.
  • the bolt 48 is received in its end in two coaxial with each other in respect to the axis of rotation 47 of the roller 46 opposite walls 52 of the plunger body 40 provided holes 54.
  • the roller 46 may also be as in FIG FIG. 2 shown in a concave recess 56 of the plunger body 40 or a support member 57 inserted into the plunger body 40 may be rotatably supported via its outer jacket, in which case the bolt 48 is omitted.
  • the column 58 starting from the bores 54 to the drive shaft 14 toward increase. This can be achieved by increasing the distance between the mutually facing inner sides 53 of the walls 52 of the tappet body 40, starting from the bores 54 to the drive shaft 14.
  • the inner sides 53 of the walls 52 of the plunger body 40 may be, for example, beveled at least approximately conically. Alternatively, the inner sides 53 of the walls 52 of the plunger body 40 may also be curved.
  • the inner sides 53 of the walls 52 of the plunger body 40 extend approximately radially to the axis of rotation 47 of the roller 46 and the inner sides 53 facing end faces of the roller 46 are chamfered such that the column 58 to the drive shaft 14 increase ,
  • the drive shaft 14 is rotatably supported by at least one bearing point 60 in a housing 62, wherein the housing 62 may be a housing of the pump device or a housing of the internal combustion engine.
  • the drive shaft 14 is rotatably supported by two in the direction of its axis of rotation 15 to each other spaced bearings 60, wherein the bearing points 60 are arranged on opposite sides of the cam 16 or eccentric.
  • the bearings 60 are preferably designed as plain bearings and these may each comprise a bearing bush 64.
  • the bearings 60 is each as in the FIGS. 1 and 2 indicated by arrows liquid lubricant supplied, for example, lubricating oil from the lubricating oil circuit of the internal combustion engine.
  • the lubricating medium is preferably supplied to the bearings 60 under elevated pressure so that it is pressed through the bearings 60. From the bearings 60 lubricant enters the direction of the axis of rotation 15 of the drive shaft 14 to the cam 16 or eccentric out.
  • the drive shaft 14 between at least one bearing point 60 and the cam 16 or eccentric has a shaped outer contour 66, that from the bearing 60 leaking lubricating medium is directed to the plunger 18 to ensure the lubrication of the plunger 18 or improve ,
  • the outer contour 66 is designed in such a way that the diameter of the outer contour 66 increases away from the bearing point 60 and towards the cam 16 or eccentric.
  • an outer contour 66 may be provided between the cam 16 or eccentric and each bearing 60, wherein both outer contours 66 are arranged and formed in mirror image to each other.
  • the drive shaft 14 is shown with the outer contour 66 according to a first embodiment.
  • the outer contour 66 is at least approximately conical, so that its diameter increases linearly from the bearing 60 to the cam 16 or eccentric.
  • the outer contour 66 closes in the direction of the axis of rotation 15 of the drive shaft 14 seen directly or at a small distance to the bearing point 60 at.
  • the drive shaft 14, viewed in the direction of its axis of rotation 15 starting from the bearing point 60 is initially formed with a constant diameter starting from the cam 16 or eccentric and the outer contour 66 adjoins it.
  • the transition to the drive shaft 14 to the outer contour 66 may be formed in a kink or rounded.
  • a portion 68 of the drive shaft 14 is provided with a reduced diameter between the end facing the bearing 60 of the cam 16 or eccentric and the bearing 60 remote from the outer contour 66, so that the outer contour 66 to the cam 16 or eccentric out in an edge 70th ends.
  • the section 68 forms a puncture on the drive shaft 14 between the cam 16 or eccentric and the edge 70 of the outer contour 66.
  • the edge 70 is arranged in the region of the gap 58 between the roller 46 and the wall 52 of the tappet body 40.
  • the edge 70 is arranged in the region of the gap 58 between the roller 46 and the wall 52 of the tappet body 40.
  • the lubrication in the plunger 18 is improved or ensured, ie the bearing of the roller 46 on the pin 48 or in the recess 56 of the plunger body 40 or the support member 57 and / or the axial bearing of the roller 46 in the direction of its axis of rotation 47 in the plunger body 40th and / or the mounting of the bolt 48 in the bores 54 of the plunger body 40th
  • the drive shaft 14 is shown with the outer contour 66 according to a second embodiment, in which the outer contour 66 is concave, so that the diameter of the cam 16 or eccentric towards non-linearly increases but increases closer to the cam 16 or eccentric.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Reciprocating Pumps (AREA)

Claims (9)

  1. Dispositif de pompage, en particulier dispositif de pompage de carburant à haute pression, comprenant au moins un élément de pompe (10) qui présente, un piston de pompe (12) qui est entraîné par le biais d'une tige poussoir (18) par un arbre d'entraînement (14) en un mouvement de levage, l'arbre d'entraînement (14) présentant au moins une came (16) ou un excentrique contre lequel la tige poussoir (18) s'appuie au moins de manière indirecte, l'arbre d'entraînement (14) étant supporté de manière rotative par le biais d'au moins un point de palier (60), un lubrifiant étant acheminé à l'au moins un point de palier (60), et allant de l'au moins un point de palier (60) vers au moins une came (16) ou excentrique, l'arbre d'entraînement (14) entre l'au moins un point de palier (60) et l'au moins une came (16) ou excentrique présentant un contour extérieur (66) dont le diamètre augmente depuis l'au moins un point de palier (60) vers l'au moins une came (16) ou excentrique, lequel contour extérieur, vu dans la direction d'un axe de rotation (15) de l'arbre d'entraînement (14), se termine dans la région de la tige poussoir (18) et un rouleau (46) étant supporté à rotation dans la tige poussoir (18), par le biais duquel la tige poussoir (18) s'appuie contre la came (16) ou excentrique, et le contour extérieur (66) de l'arbre d'entraînement (14), vu dans la direction de l'axe de rotation (15) de l'arbre d'entraînement (14), se terminant dans la région d'un support sur palier du rouleau (46) dans la tige poussoir (18), la tige poussoir (18) présentant un corps de tige poussoir (40) qui présente un logement ouvert vers l'arbre d'entraînement (14) dans lequel est disposé le rouleau (46) en direction de l'arbre d'entraînement (14), et, vu dans la direction d'un axe de rotation (47) du rouleau (46), une fente (58) étant prévue entre le côté frontal du rouleau (46) et le corps de tige poussoir (40),
    caractérisé en ce que
    le contour extérieur (66) de l'arbre d'entraînement (14), vu dans la direction de l'axe de rotation (15) de l'arbre d'entraînement (14), se termine dans la région de la fente (58).
  2. Dispositif de pompage selon la revendication 1, caractérisé en ce que l'arbre d'entraînement (14) est supporté des deux côtés de l'au moins une came (16) ou excentrique par le biais d'un point de palier respectif (60) et en ce que le contour extérieur (66) est prévu des deux côtés de l'au moins une came (16) ou excentrique, et en ce que l'arbre d'entraînement (14) entre l'au moins un point de palier (60) et l'au moins une came (16) ou excentrique présente le contour extérieur (66) dont le diamètre augmente depuis l'au moins un point de palier (60) vers l'au moins une came (16) ou excentrique, le contour extérieur, vu dans la direction de l'axe de rotation (15) de l'arbre d'entraînement (14), se terminant dans la région de la tige poussoir (18).
  3. Dispositif de pompage selon la revendication 1, caractérisé en ce que le contour extérieur (66) de l'arbre d'entraînement (14), vers au moins une came (16) ou excentrique, se termine par une arête (70) orientée à l'écart de l'axe de rotation (15) de l'arbre d'entraînement (14) au moins approximativement radialement par rapport à celui-ci.
  4. Dispositif de pompage selon l'une quelconque des revendications 1 à 3, caractérisé en ce que le contour extérieur (66) de l'arbre d'entraînement (14) est réalisé sous forme au moins approximativement conique.
  5. Dispositif de pompage selon l'une quelconque des revendications 1 à 3, caractérisé en ce que le contour extérieur (66) est réalisé sous forme courbe, en particulier avec une courbure concave.
  6. Dispositif de pompage selon l'une quelconque des revendications précédentes, caractérisé en ce que l'arbre d'entraînement (14) entre l'au moins une came (16) ou excentrique et l'extrémité du contour extérieur (66) tournée vers celle-ci présente une portion (68) dont le diamètre est inférieur à l'extrémité du contour extérieur (66).
  7. Dispositif de pompage selon la revendication 1, caractérisé en ce que le rouleau (46) est supporté dans le corps de tige poussoir (40) par le biais d'un boulon (48) et en ce que le boulon (48) s'étend à travers la fente (58) prévue entre le rouleau (46) et le corps de tige poussoir (40).
  8. Dispositif de pompage selon l'une quelconque des revendications 1 à 7, caractérisé en ce que la largeur à l'intérieur du corps de tige poussoir (40), vue dans la direction de l'axe de rotation (47) du rouleau (46), augmente vers l'arbre d'entraînement (14) de telle sorte que la fente (58) devienne plus grande vers l'arbre d'entraînement (14).
  9. Dispositif de pompage selon la revendication 8, caractérisé en ce que les côtés intérieurs (53) tournés l'un vers l'autre du corps de tige poussoir (40) sont réalisés sous forme biseautée ou courbée pour agrandir la fente (58).
EP14720621.3A 2013-06-25 2014-04-30 Dispositif de pompage, notamment dispositif de pompage de carburant sous haute pression pour un système d'injection de carburant Active EP3014107B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013212047.8A DE102013212047A1 (de) 2013-06-25 2013-06-25 Pumpvorrichtung, insbesondere Kraftstoffhochdruckpumpvorrichtung für eine Kraftstoffeinspritzeinrichtung
PCT/EP2014/058926 WO2014206609A1 (fr) 2013-06-25 2014-04-30 Dispositif de pompage, notamment dispositif de pompage de carburant sous haute pression pour un système d'injection de carburant

Publications (2)

Publication Number Publication Date
EP3014107A1 EP3014107A1 (fr) 2016-05-04
EP3014107B1 true EP3014107B1 (fr) 2017-04-12

Family

ID=50628833

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14720621.3A Active EP3014107B1 (fr) 2013-06-25 2014-04-30 Dispositif de pompage, notamment dispositif de pompage de carburant sous haute pression pour un système d'injection de carburant

Country Status (4)

Country Link
EP (1) EP3014107B1 (fr)
CN (1) CN105358819B (fr)
DE (1) DE102013212047A1 (fr)
WO (1) WO2014206609A1 (fr)

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Publication number Priority date Publication date Assignee Title
GB2543354A (en) * 2015-10-16 2017-04-19 Gm Global Tech Operations Llc Roller tappet for a fuel unit pump of an internal combustion engine
US10677119B2 (en) 2016-03-01 2020-06-09 Cummins Inc. Systems and methods for reducing the oil volume and windage in fuel pumps
DE102016208581A1 (de) * 2016-05-19 2017-11-23 Robert Bosch Gmbh Kraftstoffhochdruckpumpe

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DE19804275A1 (de) * 1998-02-04 1999-08-12 Bosch Gmbh Robert Radialkolbenpumpe zur Kraftstoffhochdruckversorgung
JP3633314B2 (ja) * 1998-10-14 2005-03-30 三菱電機株式会社 高圧燃料ポンプ装置
US6722864B2 (en) * 2001-12-12 2004-04-20 Denso Corporation Fuel injection pump
DE10256528A1 (de) 2002-12-04 2004-06-24 Robert Bosch Gmbh Hochdruckpumpe für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine
DE102006028851A1 (de) * 2006-06-23 2007-12-27 Schaeffler Kg Kolbenpumpe
DE102007029416A1 (de) * 2007-06-26 2009-01-08 Robert Bosch Gmbh Kraftstoffhochdruckpumpenvorrichtung für eine Kraftstoffeinspritzeinrichtung einer Brennkraftmaschine und Brennkraftmaschine mit Kraftstoffhochdruckpumpenvorrichtung
KR101091402B1 (ko) * 2008-11-17 2011-12-07 현대자동차주식회사 자동차용 고압연료펌프장치
JP5320079B2 (ja) * 2009-01-06 2013-10-23 ヤンマー株式会社 燃料噴射ポンプ
DE102009000766A1 (de) * 2009-02-11 2010-08-12 Robert Bosch Gmbh Kraftstoffhochdruckpumpe mit Rollenstößel
DE102010027792A1 (de) * 2010-04-15 2011-10-20 Robert Bosch Gmbh Hochdruckpumpe
CN101922320A (zh) * 2010-09-29 2010-12-22 奇瑞汽车股份有限公司 一种汽车发动机凸轮轴
DE102011003678A1 (de) * 2011-02-07 2012-08-09 Robert Bosch Gmbh Hochdruckpumpe
KR20140019539A (ko) * 2012-08-06 2014-02-17 현대자동차주식회사 고압펌프용 롤러 구조

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Also Published As

Publication number Publication date
CN105358819A (zh) 2016-02-24
CN105358819B (zh) 2019-01-01
WO2014206609A1 (fr) 2014-12-31
EP3014107A1 (fr) 2016-05-04
DE102013212047A1 (de) 2015-01-08

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