WO2013010736A1 - Statorbaueinheit sowie nockenwellenverstellvorrichtung mit statorbaueinheit - Google Patents
Statorbaueinheit sowie nockenwellenverstellvorrichtung mit statorbaueinheit Download PDFInfo
- Publication number
- WO2013010736A1 WO2013010736A1 PCT/EP2012/061434 EP2012061434W WO2013010736A1 WO 2013010736 A1 WO2013010736 A1 WO 2013010736A1 EP 2012061434 W EP2012061434 W EP 2012061434W WO 2013010736 A1 WO2013010736 A1 WO 2013010736A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- spring ring
- spring
- ring
- statorbaueinheit
- adjusting device
- 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.)
- Ceased
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
-
- 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
- H01F7/126—Supporting or mounting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/34—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift
- F01L1/344—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
- F01L1/3442—Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening and without affecting the magnitude of the valve lift changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear using hydraulic chambers with variable volume to transmit the rotating force
- F01L2001/34423—Details relating to the hydraulic feeding circuit
- F01L2001/34426—Oil control valves
- F01L2001/3443—Solenoid driven oil control valves
Definitions
- the invention relates to a stator assembly according to the preamble of claim 1 for an electromagnetic camshaft adjusting device in a motor, comprising a current-carrying winding adapted to linearly displace an armature of the stator assembly, which is arranged in a housing of the stator assembly, and fastening means for fixing the stator - Assembly on the engine. Furthermore, the invention relates to a camshaft adjusting device with a stator unit according to claim 5.
- the present invention seeks to provide a simple structure and easily assembled Statorbauaji.
- the fasteners should be simple and inexpensive to produce and beyond the use of Make auxiliary tools such as screwdrivers or automatic screw dispensers dispensable.
- the assembly steps should be able to be reduced to a minimum.
- the object is to provide a camshaft adjusting device with a correspondingly optimized Statorbauaji.
- the fastening means comprise a resiliently formed in the radial direction and arranged on the housing of the stator spring ring for snapping into a spring washer receptacle on the engine.
- the invention is achieved with the features of claim 5, in particular in that the camshaft adjusting device comprises a spring housing which is fixable on the motor or formed by a motor housing and forms the spring ring receptacle for the stator assembly, in the spring ring receptacle of which the spring ring can be snapped in the radial direction or (in mounted state) is snapped.
- the invention is based on the idea to arrange as a fastening means on the housing of Statorbauech a spring ring which is resiliently formed in the radial direction to snap into a motor-side spring ring receptacle, which is not part of the Statorbauaji, and thereby secure the Statorbauech in the axial direction.
- the spring ring is preferably formed as a wedge ring, so such that the spring ring in a cross-sectional view substantially a wedge shape, so at least at least one edge-sided oblique surface, preferably two inclined surfaces inclined towards one another, on the one hand to facilitate mounting in the axial direction and on the other to compensate for axial component tolerances of the stator assembly and / or one of the stator assembly associated motor-side Federringauf- receiving element.
- the latter embodiment with two, preferably arranged symmetrically to a radial plane inclined surfaces is preferred because the wedge ring can then be installed in both orientations.
- the inventive provision of a spring ring for fixing the Statorbauaji on the engine, more precisely, a motor-side spring ring recording, offers significant advantages compared to the prior art.
- the assembly time is significantly reduced because the Statorbautician can be mounted with appropriate coordination of the spring ring geometry on the Federringareaelementgeometrie by simple axial impressions in an axial mounting direction without additional assembly tools.
- the axial assembly space requirement can be reduced.
- the spring ring disassembly means with which the spring ring can interact with a corresponding disassembly tool.
- these are openings or holes in which can be intervened with a snap ring pliers to spring the spring ring radially inward and thus reduce the effective diameter to then the Statorbauech including spring ring without further tools axially against the axial To dismount mounting direction.
- the spring ring on a facing in the axial mounting direction end face, in particular edge side, one, preferably annular, at an angle to a radial plane of the spring ring (relative to a mounting direction) extending mounting bevel (preferably a chamfer) , which is such that when it is applied with axial force, in particular during assembly, a radial force component results.
- mounting bevel preferably a chamfer
- a corresponding, preferably the Statorbauaji centering, inlet geometry, preferably an inlet slope, on the spring ring receiving element, preferably on a radially inwardly facing (or a innenumflindliche Side wall of the spring receiving radially inwardly projecting) extension of the spring ring receiving element, are provided.
- the spring ring preferably in addition to the above-mentioned mounting bevel, on an opposite to a mounting direction facing end face, preferably edge side, in particular annular, extending at an angle to a radial plane of the spring ring Axialaus GmbHsschräge (preferably a chamfer), with the the spring ring in the assembled state in the axial direction can be supported on the spring ring receiving element.
- An axial component tolerance of the Statorbauaji and / or the motor-side spring ring receiving element can be absorbed or compensated hereby, since the spring ring due to the Axialaus GmbHsschräge more or less resiliently outwardly in the radial direction.
- Axialaus GmbH'sschräge be provided on the spring ring receiving element to effect the aforementioned axial compensation.
- the angle of the compensating bevel on the spring ring and / or the angle of a corresponding counter stop surface on the spring ring receiving element are designed or selected / is that the spring ring is in self-locking, so not or at least not as far radially inward at Axialkraftbeaufschlagung against the mounting direction can spring, that the Statorbauech detached from the spring ring receiving element.
- the corresponding surfaces are designed so that the stator assembly is held firmly in the mounting position by the remaining radial bias during assembly and a resulting axial bias of the stator assembly.
- the invention also leads to a camshaft adjusting device with a stator assembly designed according to the concept of the invention, wherein the stator assembly preferably cooperates with a valve, in particular a central valve, more preferably a hydraulic valve of the camshaft adjusting device, in a manner known per se.
- the camshaft adjusting device comprises in addition to the aforementioned Statorbauaji necessary for fixing counterpart, namely a spring ring receptacle for the spring ring exhibiting spring ring receiving element, the spring ring, preferably after overcoming a radially inwardly facing projection of the spring ring receiving element, by its own bias (again) spring radially outward or can jump, so as to snap into the spring ring receptacle of the spring ring receiving element.
- the stator assembly or its spring ring can be snapped into the spring-ring receptacle or snapped in the mounted state.
- spring ring geometry are designed and matched, in particular by the provision of an inlet slope on the spring ring receiving element, in particular on a radially projecting extension of the spring ring element and / or a mounting bevel on the spring ring, that the Statorbauech by the aforementioned axial assembly movement of Statorbauech in the axial mounting direction can be mounted or that the pressing together of Federringelementinformationgeometrie and the spring ring geometry leads to a radial force (radial force component), due to which the spring ring springs radially inward to overcome a radial projection of the spring ring element and springs after its overcoming by advancing in the axial mounting direction by its own bias radially outward, thereby in the spring ring recording snap.
- a spring-ring receiving element geometry and a corresponding counter-geometry on the spring ring are designed and matched to one another, in particular by providing an oblique contact surface for the spring ring on the spring-ring receiving element and / or an opposing axial-compensating inclined surface on the spring ring, that the Statorbausaku is self-inhibited, such that inadvertent release by a radial springs of the spring ring is avoided inwardly when the Statorbauech against the axial mounting direction, without further action, is subjected to force.
- the spring ring receiving geometry and the corresponding spring ring counter geometry are matched to one another, in particular by the provision of at least one inclined surface, preferably by the interaction of two chamfer surfaces (inclined surfaces), that any occurring axial tolerance can be absorbed or compensated.
- the spring-ring receiving element made of a light-metal alloy, in particular an aluminum alloy and / or of plastic, in particular as a plastic injection-molded part. Also, a production by mechanical processing is possible.
- the spring-ring receiving element is provided such that it forms, at least in sections, a housing for a valve (preferably a hydraulic valve) of the camshaft adjusting device, in particular as a central valve, by enclosing it in sections.
- the spring ring is dimensioned such that it is biased in mounting by axial support on the Federringinformationelement the Statorbauaji in the axial direction against a valve of the camshaft adjusting device, on which the stator preferably axially via a Kugelele- ment.
- FIG. 1 a mounted camshaft adjusting device with Statorbauech
- FIG. 2 an enlarged detail view of Fig. 1 and
- FIG. 3 shows a view of the camshaft adjusting device according to FIG. 1 obliquely from above.
- like elements and elements having the same function are denoted by the same reference numerals.
- a Statorbautician 1 is shown as part of a camshaft adjusting device 2 only partially shown.
- the stator assembly 1 comprises an at least approximately cylindrical housing 3, which comprises metallic components 4 for magnetic flux conduction and a plastic extrusion coating 5.
- a Bestrombare electrical winding 6 which can be controlled via a connector 7 shown in Fig. 3.
- the electromagnet formed by the winding 6 serves for the axial (linear) adjustment of an armature 8 of the stator assembly 1, wherein the armature 8 is received in the housing 3 of the stator assembly 1 and axially guided.
- the armature 8 acts via a ball 9 with a fragmentary illustrated, in itself knew central valve of the camshaft adjusting device 2 together in a conventional manner.
- the Statorbautician 1 is fixed by means of a trained as a wedge ring spring ring 1 1 fasteners 12 to a motor-side spring ring receiving element 13 and secured against axial removal. At the same time results in a safeguard against radial displacement.
- the spring ring receiving element 13 is fixed to an only indicated motor 14 (internal combustion engine) of a motor vehicle otherwise not shown.
- the spring ring receiving element 13 encloses sections thereof, the central valve 10 received therein, via which in a conventional manner the adjustment of the camshaft can take place.
- FIG. 1 the Statorbautician 1
- the spring ring 1 1 is preferably designed in the manner of a snap ring and not closed in the circumferential direction.
- the circumferential groove 15 is preferably interrupted in the circumferential direction several times or is formed by circumferentially spaced groove portions to ensure the best possible access to the spring ring 1 1, in particular for disassembly purposes.
- the spring ring 1 1 has two edge-side, annular inclined surfaces, namely an oriented in the axial mounting direction 16 mounting bevel 17, which during assembly in the Montagerich- tion 16 cooperates with an inlet slope 18 of the spring ring receiving element 13, such that when adjusting the Statorbautician relative to the spring ring receiving element 13 in the mounting direction 16, a radial force acts radially inward on the spring ring 1 1, so this is gefed radially inward or is reduced in diameter to overcome a radially inwardly facing, designed as an annular extension extension 19 in advancing in the mounting direction 16 and then in the assembly in the direction of 16 behind the inlet bevel, designed as a circumferential groove spring ring receptacle 20 hineinfeder or hineinzufedern.
- the spring ring 1 1 is supported in the axial direction above one of the two slopes of the spring ring, namely via a Axialaus GmbHsschräge 21, an oriented in the mounting direction 16 contact surface 22 of the spring ring receiving element thirteenth from.
- the abutment surface 22 and the Axialaus GmbHs- surface 21 are oriented at the same angle to a radial plane of the spring ring, which extends in the radial direction with respect to the longitudinal extent of the armature 8 and with respect to the mounting direction 16 coincident therewith.
- the dimensions are dimensioned such that the spring ring 1 1 is still stretched in the mounting position under a radial bias, ie not relaxed, so that the spring ring 1 1, the stator 1 in the direction of motor 14 presses and thus the Statorbauech 1 against the spring ring receiving element 13th biases.
- the provision of the spring ring 1 1 allows axial mounting of the stator assembly 1 without special tools, in particular without screwing tools.
- the Statorbautician 1 only in the mounting direction 16 relative to the spring ring receiving element 13, ie, axially moved, wherein the inlet geometry of the spring ring receiving element 13 provides for a corresponding centering.
- the spring ring 11 is subjected to a force of force in the radial direction in the area of the inlet geometry and can thus overcome the radial extension 19 formed as an annular extension and then snap into the spring-ring receptacle 20, still standing under radial prestressing.
- Bearing surface 22 and opposite to the mounting direction 16 oriented Axialaus GmbHsschrä- ge 21 provide for a component tolerance compensation.
- the spring ring 1 1 biases the stator assembly 1 axially.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Valve Device For Special Equipments (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE112012002987.9T DE112012002987A5 (de) | 2011-07-15 | 2012-06-15 | Statorbaueinheit sowie Nockenwellenverstellvorrichtung mit Statorbaueinheit |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE201120050746 DE202011050746U1 (de) | 2011-07-15 | 2011-07-15 | Statorbaueinheit sowie Nockenwellenverstellvorrichtung mit Statorbaueinheit |
| DE202011050746.7 | 2011-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2013010736A1 true WO2013010736A1 (de) | 2013-01-24 |
Family
ID=46507974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2012/061434 Ceased WO2013010736A1 (de) | 2011-07-15 | 2012-06-15 | Statorbaueinheit sowie nockenwellenverstellvorrichtung mit statorbaueinheit |
Country Status (2)
| Country | Link |
|---|---|
| DE (2) | DE202011050746U1 (de) |
| WO (1) | WO2013010736A1 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114288512A (zh) * | 2017-04-23 | 2022-04-08 | 费雪派克医疗保健有限公司 | 呼吸辅助设备 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013114625A1 (de) | 2013-12-20 | 2015-06-25 | Eto Magnetic Gmbh | Nockenwellenverstellvorrichtung, Verbrennungsmotor sowie Montageverfahren |
| DE102017101279B4 (de) * | 2016-12-21 | 2024-09-19 | Schaeffler Technologies AG & Co. KG | Stellvorrichtungsanordnung für ein Kraftfahrzeug |
| DE102017104981B4 (de) | 2017-03-09 | 2021-01-28 | Schaeffler Technologies AG & Co. KG | Befestigungsmittel eines Aktuators einer Nockenwellenverstellvorrichtung |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4858572A (en) * | 1987-09-30 | 1989-08-22 | Aisin Seiki Kabushiki Kaisha | Device for adjusting an angular phase difference between two elements |
| EP1065348A2 (de) * | 1999-06-30 | 2001-01-03 | BorgWarner Inc. | Variabele Ventilsteuerung mit einem Verriegelungsmechanismus für einen Nockenwellenversteller für eine Brennkraftmaschine |
| US20020100445A1 (en) * | 2001-01-31 | 2002-08-01 | Akihiko Takenaka | Valve timing adjusting system of internal combustion engine |
| EP1416126A1 (de) * | 2002-11-04 | 2004-05-06 | BorgWarner Inc. | Variable Nockenwellenverstellvorrichtung mit elektromagnetischem Verriegelungseinrichtung zur Verstellungs- und Verriegelungsbetätigung |
| EP1672186A1 (de) * | 2004-12-14 | 2006-06-21 | Aisin Seiki Kabushiki Kaisha | Nockenwellenverstellvorrichtung für eine Brennkraftmaschine |
| DE102010012917A1 (de) * | 2009-10-05 | 2011-04-07 | Schaeffler Technologies Gmbh & Co. Kg | Nockenwellenverstellvorrichtung |
-
2011
- 2011-07-15 DE DE201120050746 patent/DE202011050746U1/de not_active Expired - Lifetime
-
2012
- 2012-06-15 DE DE112012002987.9T patent/DE112012002987A5/de not_active Ceased
- 2012-06-15 WO PCT/EP2012/061434 patent/WO2013010736A1/de not_active Ceased
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4858572A (en) * | 1987-09-30 | 1989-08-22 | Aisin Seiki Kabushiki Kaisha | Device for adjusting an angular phase difference between two elements |
| EP1065348A2 (de) * | 1999-06-30 | 2001-01-03 | BorgWarner Inc. | Variabele Ventilsteuerung mit einem Verriegelungsmechanismus für einen Nockenwellenversteller für eine Brennkraftmaschine |
| US20020100445A1 (en) * | 2001-01-31 | 2002-08-01 | Akihiko Takenaka | Valve timing adjusting system of internal combustion engine |
| EP1416126A1 (de) * | 2002-11-04 | 2004-05-06 | BorgWarner Inc. | Variable Nockenwellenverstellvorrichtung mit elektromagnetischem Verriegelungseinrichtung zur Verstellungs- und Verriegelungsbetätigung |
| EP1672186A1 (de) * | 2004-12-14 | 2006-06-21 | Aisin Seiki Kabushiki Kaisha | Nockenwellenverstellvorrichtung für eine Brennkraftmaschine |
| DE102010012917A1 (de) * | 2009-10-05 | 2011-04-07 | Schaeffler Technologies Gmbh & Co. Kg | Nockenwellenverstellvorrichtung |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114288512A (zh) * | 2017-04-23 | 2022-04-08 | 费雪派克医疗保健有限公司 | 呼吸辅助设备 |
| US12292085B2 (en) | 2017-04-23 | 2025-05-06 | Fisher & Paykel Healthare Limited | Breathing assistance apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| DE202011050746U1 (de) | 2012-10-25 |
| DE112012002987A5 (de) | 2014-04-30 |
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