WO2001004487A1 - Verfahren zur einstellung des ventilhubs eines einspritzventils - Google Patents
Verfahren zur einstellung des ventilhubs eines einspritzventils Download PDFInfo
- Publication number
- WO2001004487A1 WO2001004487A1 PCT/DE2000/002337 DE0002337W WO0104487A1 WO 2001004487 A1 WO2001004487 A1 WO 2001004487A1 DE 0002337 W DE0002337 W DE 0002337W WO 0104487 A1 WO0104487 A1 WO 0104487A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- valve
- elevation
- deformation
- valve seat
- tool
- Prior art date
Links
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
- F02M51/0625—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures
- F02M51/0664—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding
- F02M51/0671—Injectors peculiar thereto with means directly operating the valve needle using electromagnetic operating means characterised by arrangement of mobile armatures having a cylindrically or partly cylindrically shaped armature, e.g. entering the winding; having a plate-shaped or undulated armature entering the winding the armature having an elongated valve body attached thereto
-
- 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
- F02M61/04—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00 having valves, e.g. having a plurality of valves in series
- F02M61/10—Other injectors with elongated valve bodies, i.e. of needle-valve type
-
- 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
Definitions
- a method for producing a valve is already known (EP 0 497 931 B1), in which a valve seat part consisting of a valve seat body and a perforated body is deformed between two weld seams in order to adjust the valve needle stroke, which leads to damage to the weld seams and to deformations on the valve seat body can lead.
- valve lift can be set very sensitively and in a defined manner.
- the method according to the invention allows reliable adjustment with even tighter tolerances.
- the deformation tools causing the deformation of the elevation advantageously act on the elevation in the radial direction. If an axial force is applied to the elevation using a deformation tool, the deformation tool must be designed in such a way that the direction of deformation of the elevation is nevertheless radial.
- FIG. 1 The electromagnetically actuated valve partially shown in FIG. 1 in the form of a
- piezo actuators or magnetostrictive actuators are also suitable as excitable actuating elements.
- This guiding and seating unit comprises three disc-shaped elements that lie directly against one another with their end faces.
- a guide element 27, a swirl element 28 and a valve seat element 29 follow one another in the downstream direction. While the guide element 27 and the swirl element 28 are arranged entirely within the longitudinal opening 18, the valve seat element 29 with a stepped outer contour only partially projects into the longitudinal opening 18.
- the valve seat element 29 is firmly and tightly connected to the valve seat carrier 16 on its downstream end face.
- the guide element 27, the swirl element 28 and the valve seat element 29 are also fixed to one another connected, wherein a weld seam on the outer circumference of the three elements 27, 28 and 29 offers.
- a guide opening of the intermediate part 12 and a guide opening in the guide element 27 serve to guide the valve needle 19 during the axial movement along the longitudinal valve axis 10.
- conical tapering valve closing section 21 interacts with a valve seat surface 32 of valve seat element 29 tapering in the direction of the truncated cone.
- At least one outlet opening 33 extends through the valve seat element 29.
- the outlet opening 33 is inclined at an angle to the longitudinal valve axis 10, which extends in a convexly curved spray region of the
- the actual actual stroke of the valve needle 19 is measured by means of a position measuring device and compared in a computer with the predetermined desired stroke. On the basis of the difference between the actual stroke and the desired stroke of the valve needle 19 determined by the computer, a control signal is generated which is used to actuate a deformation tool 48. The deformation tool 48 is subsequently actuated for the plastic deformation of the valve seat carrier 16 until the actual stroke (actual stroke) of the valve needle 19 corresponds to the desired stroke.
- FIGS. 2 to 5 show several possibilities for the deformation of the valve seat carrier 16 according to the invention in the region of the bead 43 for adjusting the valve lift.
- FIG. 2 shows a deformation tool 48 which consists of two half-shells 49. Both half-shells 49 have an inner curved area with which they can grip around the bulge 43 of the valve seat support 16 over a large part of the circumference. A radial force is applied to the valve seat support 16 with the half-shells 49 in accordance with the directions of the arrows, so that its axial length changes.
- Figure 4 is intended to illustrate two deformation options.
- the valve is fixed in its position in a manner not shown, and the deformation tool 48 with at least one roller 51 is moved in the direction of the radial arrow onto the valve seat support 16 and circles the valve seat support 16 for deforming the bead 43 in accordance with the arrow in the circumferential direction
- the rolling tool 48, 51 can also be fixed, and the valve is moved towards the rolling tool 48, 51 and set in a rotational movement. It is also possible that both the valve with its valve seat support 16 and the rolling tool 48, 51 are moved towards one another and both are set in rotation.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Fuel-Injection Apparatus (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001509866A JP2003504551A (ja) | 1999-07-14 | 2000-07-14 | 噴射弁の弁行程を調整するための方法 |
BR0013158-0A BR0013158A (pt) | 1999-07-14 | 2000-07-14 | Processo para regulagem do curso de uma válvula injetora |
US10/031,295 US6786432B1 (en) | 1999-07-14 | 2000-07-14 | Method for adjusting the valve lift of an injection valve |
KR1020027000363A KR20020027487A (ko) | 1999-07-14 | 2000-07-14 | 분사 밸브의 밸브 행정 조정 방법 |
DE50008142T DE50008142D1 (de) | 1999-07-14 | 2000-07-14 | Verfahren zur einstellung des ventilhubs eines einspritzventils |
EP00958155A EP1200729B1 (de) | 1999-07-14 | 2000-07-14 | Verfahren zur einstellung des ventilhubs eines einspritzventils |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19932762.9 | 1999-07-14 | ||
DE19932762A DE19932762A1 (de) | 1999-07-14 | 1999-07-14 | Verfahren zur Einstellung des Ventilhubs eines Einspritzventils |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001004487A1 true WO2001004487A1 (de) | 2001-01-18 |
Family
ID=7914649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2000/002337 WO2001004487A1 (de) | 1999-07-14 | 2000-07-14 | Verfahren zur einstellung des ventilhubs eines einspritzventils |
Country Status (7)
Country | Link |
---|---|
US (1) | US6786432B1 (de) |
EP (1) | EP1200729B1 (de) |
JP (1) | JP2003504551A (de) |
KR (1) | KR20020027487A (de) |
BR (1) | BR0013158A (de) |
DE (2) | DE19932762A1 (de) |
WO (1) | WO2001004487A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2119904A1 (de) * | 2008-05-16 | 2009-11-18 | Delphi Technologies, Inc. | Externes Hub-/Strömungseinstellverfahren für Einspritzventile |
US8870742B2 (en) | 2006-04-06 | 2014-10-28 | Ethicon Endo-Surgery, Inc. | GUI for an implantable restriction device and a data logger |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE60304442T2 (de) * | 2003-01-24 | 2006-08-24 | Siemens Vdo Automotive S.P.A., Fauglia | Messvorrichtung mit Durchfluss-Kalibriereinrichtung sowie Verfahren zur Einstellung der Durchflussmenge der Messvorrichtung |
JP4491474B2 (ja) * | 2007-05-31 | 2010-06-30 | 日立オートモティブシステムズ株式会社 | 燃料噴射弁及びそのストローク調整方法 |
DE102007031981B4 (de) | 2007-07-10 | 2023-01-12 | Robert Bosch Gmbh | Magnetventil |
DE102008002487A1 (de) * | 2008-06-18 | 2009-12-24 | Robert Bosch Gmbh | Verfahren zur Hubeinstellung eines Ventils |
CN101592107B (zh) * | 2009-04-24 | 2011-06-15 | 靳北彪 | 发动机用壳体形变燃油喷射器 |
CN101555852B (zh) * | 2009-04-30 | 2011-07-20 | 靳北彪 | 发动机用直控式壳体形变流体喷射器 |
ITBO20090787A1 (it) * | 2009-12-09 | 2011-06-10 | Magneti Marelli Spa | Metodo di calibrazione della corsa di un equipaggio mobile di un iniettore elettromagnetico di carburante |
JP5537493B2 (ja) * | 2011-05-13 | 2014-07-02 | 日立オートモティブシステムズ株式会社 | 燃料噴射弁のストローク調整方法及び燃料噴射弁 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0497931A1 (de) | 1990-08-24 | 1992-08-12 | Bosch Gmbh Robert | Einspritzventil und verfahren zur herstellung eines einspritzventils. |
DE19640782A1 (de) | 1996-10-02 | 1998-04-09 | Bosch Gmbh Robert | Ventil und Verfahren zur Herstellung eines Ventiles |
DE19723953A1 (de) * | 1997-06-06 | 1998-12-10 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE19744739A1 (de) * | 1997-10-10 | 1999-04-15 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
JPH11324851A (ja) * | 1998-05-12 | 1999-11-26 | Denso Corp | 燃料噴射弁及びその組立方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2633820A1 (de) * | 1976-07-28 | 1978-02-02 | Kloeckner Humboldt Deutz Ag | Abgeschirmte hochdruckleitung |
US4528959A (en) * | 1984-01-23 | 1985-07-16 | Deere & Company | Seal for an internal combustion engine |
US5365906A (en) * | 1993-12-20 | 1994-11-22 | Chrysler Corporation | Fluid flow check valve for fuel system |
DE19962968A1 (de) * | 1999-12-24 | 2001-06-28 | Bosch Gmbh Robert | Ausgleichselement |
-
1999
- 1999-07-14 DE DE19932762A patent/DE19932762A1/de not_active Withdrawn
-
2000
- 2000-07-14 EP EP00958155A patent/EP1200729B1/de not_active Expired - Lifetime
- 2000-07-14 BR BR0013158-0A patent/BR0013158A/pt not_active IP Right Cessation
- 2000-07-14 WO PCT/DE2000/002337 patent/WO2001004487A1/de not_active Application Discontinuation
- 2000-07-14 DE DE50008142T patent/DE50008142D1/de not_active Expired - Fee Related
- 2000-07-14 US US10/031,295 patent/US6786432B1/en not_active Expired - Fee Related
- 2000-07-14 JP JP2001509866A patent/JP2003504551A/ja active Pending
- 2000-07-14 KR KR1020027000363A patent/KR20020027487A/ko not_active Application Discontinuation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0497931A1 (de) | 1990-08-24 | 1992-08-12 | Bosch Gmbh Robert | Einspritzventil und verfahren zur herstellung eines einspritzventils. |
DE19640782A1 (de) | 1996-10-02 | 1998-04-09 | Bosch Gmbh Robert | Ventil und Verfahren zur Herstellung eines Ventiles |
DE19723953A1 (de) * | 1997-06-06 | 1998-12-10 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
DE19744739A1 (de) * | 1997-10-10 | 1999-04-15 | Bosch Gmbh Robert | Brennstoffeinspritzventil |
JPH11324851A (ja) * | 1998-05-12 | 1999-11-26 | Denso Corp | 燃料噴射弁及びその組立方法 |
Non-Patent Citations (1)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 2000, no. 02 29 February 2000 (2000-02-29) * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8870742B2 (en) | 2006-04-06 | 2014-10-28 | Ethicon Endo-Surgery, Inc. | GUI for an implantable restriction device and a data logger |
EP2119904A1 (de) * | 2008-05-16 | 2009-11-18 | Delphi Technologies, Inc. | Externes Hub-/Strömungseinstellverfahren für Einspritzventile |
EP2302196A1 (de) * | 2008-05-16 | 2011-03-30 | Delphi Technologies, Inc. | Externes Hub-/Strömungseinstellverfahren für Einspritzventile |
US8024861B2 (en) | 2008-05-16 | 2011-09-27 | Delphi Technologies, Inc. | External stroke/flow setting method for fuel injectors |
Also Published As
Publication number | Publication date |
---|---|
DE50008142D1 (de) | 2004-11-11 |
EP1200729A1 (de) | 2002-05-02 |
KR20020027487A (ko) | 2002-04-13 |
JP2003504551A (ja) | 2003-02-04 |
US6786432B1 (en) | 2004-09-07 |
DE19932762A1 (de) | 2001-01-18 |
BR0013158A (pt) | 2002-04-09 |
EP1200729B1 (de) | 2004-10-06 |
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