DE102005027082A1 - Bearing device for e.g. differential gear in motor vehicle, has fastening device with intermediate unit, which enables change of axial pre-stressing of roller bearings through load-sensitive change of its thickness measurement - Google Patents
Bearing device for e.g. differential gear in motor vehicle, has fastening device with intermediate unit, which enables change of axial pre-stressing of roller bearings through load-sensitive change of its thickness measurement Download PDFInfo
- Publication number
- DE102005027082A1 DE102005027082A1 DE102005027082A DE102005027082A DE102005027082A1 DE 102005027082 A1 DE102005027082 A1 DE 102005027082A1 DE 102005027082 A DE102005027082 A DE 102005027082A DE 102005027082 A DE102005027082 A DE 102005027082A DE 102005027082 A1 DE102005027082 A1 DE 102005027082A1
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- Germany
- Prior art keywords
- storage device
- rings
- bearing
- intermediate element
- thickness
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
- F16C19/546—Systems with spaced apart rolling bearings including at least one angular contact bearing
- F16C19/547—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings
- F16C19/548—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings in O-arrangement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
- F16C25/06—Ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
- F16C25/06—Ball or roller bearings
- F16C25/08—Ball or roller bearings self-adjusting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
- F16C19/364—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2361/00—Apparatus or articles in engineering in general
- F16C2361/61—Toothed gear systems, e.g. support of pinion shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H48/00—Differential gearings
- F16H48/38—Constructional details
- F16H48/42—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon
- F16H2048/423—Constructional details characterised by features of the input shafts, e.g. mounting of drive gears thereon characterised by bearing arrangement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
- F16H57/022—Adjustment of gear shafts or bearings
- F16H2057/0221—Axial adjustment
Abstract
Description
Die Erfindung betrifft eine Lagerungsvorrichtung, ein Achsgetriebe mit einer erfindungsgemäßen Vorrichtung und zum anderen ein Verfahren zum Betrieb der Lagerungsvorrichtung.The The invention relates to a storage device, a axle drive with a device according to the invention and second, a method of operating the storage device.
Aus
der Patentschrift
Aufgabe der Erfindung ist es demgegenüber, eine Lagerungsvorrichtung zur Verfügung zu stellen, die eine Verminderung der Lagerverlustleistung ermöglicht.task the invention it is in contrast, a Storage device available to provide a reduction of the bearing power loss.
Diese Aufgabe wird durch eine Lagerungsvorrichtung mit den Merkmalen des Anspruchs 1, einem Achsgetriebe gemäß dem Anspruch 8 und einem Verfahren zum Betrieb einer Lagerungsvorrichtung gemäß dem Anspruch 9 gelöst.These The object is achieved by a storage device with the features of Claim 1, a transaxle according to claim 8 and a A method of operating a storage device according to the claim 9 solved.
Die erfindungsgemäße Lagerungsvorrichtung umfasst ein Zwischenelement, das eine Veränderung der axialen Vorspannung von Wälzlager durch lastabhängige Veränderung seiner Dickenabmessung ermöglicht. Das Zwischenelement ist beispielsweise im Verspannungskreis, d.h. zwischen gegeneinander verspannten Teilen angeordnet. Eine Zunahme der Dickenabmessung des Zwischenelemen tes führt zu einer Zunahme der Vorspannung. In einer alternativen Anordnung ist das Zwischenelement außerhalb des Verspannungskreises derart angeordnet, dass bei einer Zunahme der Dickenabmessung des Zwischenelements bereits vorgespannte Teile auseinandergespreizt werden, wodurch die Lagervorspannung sinkt. Das Zwischenelement kann die Dickenabmessung beispielsweise durch eine elektrische, hydraulische oder rein mechanische Ansteuerung verändern. Außenringe der Wälzlager sind in einem Gehäuse angeordnet, wobei unter Gehäuse auch eine umlaufende Nabe zu verstehen ist, gleichfalls kann eine Innenringe der Wälzlager aufnehmende Welle rotieren oder feststehend, d.h. als Achszapfen ausgeführt sein. Die Veränderung der Dickenabmessung des Zwischenelementes ermöglicht in vorteilhafter Weise bei veränderlicher Belastung eine an die aktuelle Belastung angepasste Vorspannung der Wälzlager.The Inventive storage device includes an intermediate element that changes the axial preload from rolling bearings through load dependent change its thickness allows. The intermediate element is for example in the stress circuit, i. arranged between mutually braced parts. An increase the thickness of the Zwischenelemen tes leads to an increase in the bias. In an alternative arrangement, the intermediate element is outside of the tension circle arranged such that when increasing the thickness of the intermediate element already biased parts be spread apart, whereby the bearing preload decreases. The intermediate element can the thickness dimension, for example by an electrical, hydraulic or purely mechanical control change. outer rings the rolling bearing are in a housing arranged under housing also a circumferential hub is to be understood, also can be an inner rings the rolling bearing Rotate receiving shaft or fixed, i. as a journal accomplished be. The change the thickness of the intermediate element allows advantageously at changeable Load a bias adapted to the current load the rolling bearing.
In Ausgestaltung der Erfindung ist das Zwischenelement als ein elektrisch ansteuerbares Piezoelement ausgeführt. Piezoelemente verändern ihre Abmessungen in Abhängigkeit von einer angelegten elektrischen Spannung. Wird eine elektrische Spannung an einem kreisringförmigen Piezokristall angelegt, so tritt eine Änderung der Dickenabmessung auf bzw. es wirkt eine Kraft in Richtung der Verformung. Die Änderung der Dickenabmessung ist durch die Spannungshöhe beeinflussbar. In vorteilhafter Weise ist die Änderung der Dickenabmessung in der erfindungsgemäßen Lagerungsvorrichtung zur Veränderung der Lagervorspannung einsetzbar. Ein Piezoelement nimmt dabei sehr wenig Bauraum in Anspruch und ist daher ohne großen Änderungsaufwand in bestehenden Wellenlagerungen integrierbar.In Embodiment of the invention is the intermediate element as an electric controllable piezoelectric element executed. Piezo elements change their dimensions dependent on from an applied electrical voltage. Will an electric Tension on an annular Piezo crystal applied, so there is a change in the thickness dimension on or it acts on a force in the direction of deformation. The change the thickness dimension can be influenced by the voltage level. In an advantageous manner Way is the change the thickness dimension in the storage device according to the invention for change can be used for bearing preload. A piezo element takes up a lot requires little space and is therefore without much effort in existing changes Shaft bearings can be integrated.
In weiterer Ausgestaltung der Erfindung weist die Spannvorrichtung gehäusefeste, die Außenringe abstützende Bunde sowie wellenfeste, die Innenringe abstützende, im Abstand veränderbare Bunde auf. Diese als O-Anordnung bezeichnete Lageranordnung bietet eine breite Abstützbasis für eine Welle. Die von der Welle auf die Lager wirkenden Radialkräfte sind an der Welle im Schnittpunkt der Drucklinien der Lager mit der Wellenachse abgestützt. Der Abstand dieser Schnittpunkte ist größer als der Lagerabstand, wodurch die Wellenlage in vorteilhafter Weise stabilisiert ist.In Further embodiment of the invention, the clamping device fixed to the housing, the outer rings supporting Bunde as well as wave-firm, the inner rings supporting, in the distance changeable bundles on. This bearing arrangement, referred to as an O-arrangement, offers a wide support base for a wave. The radial forces acting on the bearings by the shaft are on the shaft at the intersection of the pressure lines of the bearings with the shaft axis supported. The distance of these intersections is greater than the bearing distance, which the wave position is stabilized in an advantageous manner.
In weiterer Ausgestaltung der Erfindung weist die Spannvorrichtung wellenfeste, die Innenringe abstützende Bunde sowie gehäusefeste, die Außenringe abstützende, im Abstand veränderbare Bunde auf. Bei dieser als X-Anordnung bezeichneten Lageranordnung ist der Abstand der Schnittpunkte der Drucklinien der Lager mit der Wellenachse kleiner als der Lagerabstand, wodurch diese Anordnung unempfindlich gegen Fluchtfehler der Lager ist.In Further embodiment of the invention, the clamping device shaft-fixed, the inner rings supporting Bundles as well as housing-fixed, the outer rings supporting, in the distance changeable bundles on. In this designated as X-arrangement bearing assembly the distance of the intersections of the pressure lines of the bearings with the Shaft axis smaller than the bearing distance, making this arrangement insensitive against misalignment of the bearing is.
In weiterer Ausgestaltung der Erfindung ist das Zwischenelement zwischen einem wellenfesten Bund und einem Innenring und/oder zwischen einem gehäusefesten Bund und einem Außenring angeordnet, so dass bei einer Vergrößerung der Dicke des Zwischenelementes die Vorspannkraft ansteigt. In dieser Ausführungsform ist das Zwischenelement im Verspannungskreis angeordnet, bei einer O-Anordnung beispielsweise zwischen Gehäusebund und Lageraußenring, womit bei einer Dickenzunahme des Zwischenelementes die Außenringe auseinandergespreizt werden. Alternativ ist das Zwischenelement auch zwischen Bunden der Welle und den Lagerinnenringen anordenbar, so dass diese bei einer Dickenzunahme des Zwischenelementes aufeinander zu bewegt werden. Bei einer X-Anordnung ist das Zwischenelement zwischen einem wellenfesten Wellenbund und einem Lagerinnenring angeordnet, so dass die Innenringe auseinandergespreizt werden. Alternativ ist das Zwischenelement zwischen einem gehäusefesten Wellenbund und einem Lageraußenring anordenbar, so dass die Außenringe aufeinander zu bewegt werden. Unter gehäuse- oder wellenfest ist zumindest eine in axialer Richtung feste Verbindung mit dem Gehäuse oder der Welle zu verstehen. Die Grundlagervorspannung ist auf minimale Belastung der Lager einzustellen, bei höherer Belastung wird die Vorspannung durch Erhöhung der Dicke des Zwischenelementes erhöht. In vorteilhafter Weise sind außer dem Zwischenelement und zugehöriger Ansteuerung keine weiteren Bauteile erforderlich.In a further embodiment of the invention, the intermediate element is arranged between a shaft-fixed collar and an inner ring and / or between a housing-fixed collar and an outer ring, so that at an increase in the thickness of the intermediate element, the biasing force increases. In this embodiment, the intermediate element is arranged in the tensioning circle, in an O-arrangement, for example, between the housing collar and bearing outer ring, whereby at a thickness increase of the intermediate element, the outer rings are spread apart. Alternatively, the intermediate element can also be arranged between collars of the shaft and the bearing inner rings, so that they are moved towards each other when the thickness of the intermediate element increases. In an X-arrangement is the Intermediate element between a wave-fixed shaft collar and a bearing inner ring arranged so that the inner rings are spread apart. Alternatively, the intermediate element between a housing-fixed shaft collar and a bearing outer ring can be arranged so that the outer rings are moved towards each other. Under housing or shaft is at least one in the axial direction solid connection with the housing or the shaft to understand. The basic preload is set to minimum load on the bearings, at higher load, the bias is increased by increasing the thickness of the intermediate element. Advantageously, no further components are required except the intermediate element and associated control.
In weiterer Ausgestaltung der Erfindung ist das Zwischenelement an einer Buchse positioniert, die zwischen den Innen- oder Außenringen angeordnet ist und diese auseinanderspreizt, so dass bei einer Vergrößerung der Dicke des Zwischenelementes die Vorspannkraft sinkt. Die Lagervorspannung ist auf die maximale Lagerbelastung eingestellt, durch das Auseinanderspreizen der Innenringe in O-Anordnung oder der Außenringe in X-Anordnung wird die maximale Vorspannung entsprechend der momentanen Lagerbelastung abgesenkt. In vorteilhafter Weise ist die Lagerung bei Ausfall der Funktion des Zwischenelementes oder dessen Ansteuerung ohne Beschädigung der Lager weiterhin unter Volllast zu betreiben.In Further embodiment of the invention is the intermediate element a socket positioned between the inner or outer rings is arranged and spread apart, so that at an enlargement of the Thickness of the intermediate element, the biasing force decreases. The bearing preload is set to the maximum bearing load, by the spreading apart the inner rings in O arrangement or the outer rings in X arrangement is the maximum preload corresponding to the current bearing load lowered. Advantageously, the storage in case of failure of Function of the intermediate element or its control without damaging the Bearings continue to operate under full load.
Das erfindungsgemäße Achsgetriebe zeichnet sich dadurch aus, dass die Lagerungsvorrichtung eine Spannvorrichtung mit einem Zwischenelement umfasst, das eine Veränderung der axialen Vorspannung durch lastabhängige Veränderung seiner Dickenabmessung ermöglicht. Durch den Einsatz der Vorrichtung zur Einstellung der lastabhängigen Vorspannung der Wellenlager ist der Wirkungsgrad des Achsgetriebes in vorteilhafter Weise erhöhbar. Die Wellenlager sind aufgrund ihrer hohen Tragfähig- und Langlebigkeit als Kegelrollenlager ausgeführt.The axle drive according to the invention is characterized in that the storage device, a clamping device comprising an intermediate element, which is a change in the axial preload through load-dependent change its thickness allows. By using the device for adjusting the load-dependent preload the shaft bearing is the efficiency of the axle drive in an advantageous Way to increase. The shaft bearings are due to their high viability and longevity than Tapered roller bearing executed.
Das erfindungsgemäße Verfahren zeichnet sich dadurch aus, dass ein an der Welle anstehendes Drehmoment bestimmt wird und in Abhängigkeit des Drehmomentes ein mit dem Lagerinnen- oder Außenring in Wirkverbindung stehendes Piezoelement mit einer Spannung beaufschlagt wird, wodurch das Piezoelement eine Dicke annimmt, die eine für das übertragene Drehmoment erforderliche Lagervorspannung einstellt. Das erfindungsgemäße Verfahren ermöglicht eine an die aktuelle Lagerbelastung angepasste Einstellung der Lagervorspannung. Aufgrund geringerer thermischer Belastung der Lager ist neben einer Wirkungsgradverbesserung auch eine höhere Lagerlebensdauer erzielbar.The inventive method is characterized by the fact that a torque applied to the shaft is determined and depending of the torque is in operative connection with the bearing inner or outer ring Piezo element is subjected to a voltage, whereby the piezoelectric element takes a thickness, which is one for the transferred one Torque required bearing preload adjusts. The inventive method allows an adjusted to the current bearing load adjustment of the bearing preload. Due to lower thermal load of the bearing is next to one Improvement in efficiency and a higher bearing life can be achieved.
Weitere Merkmale und Merkmalskombinationen ergeben sich aus der Beschreibung sowie den Zeichnungen. Konkrete Ausführungsbeispiele der Erfindung sind in den Zeichnungen vereinfacht dargestellt und in der nachfolgenden Beschreibung näher erläutert. Es zeigenFurther Features and combinations of features result from the description as well as the drawings. Specific embodiments of the invention are shown in simplified form in the drawings and in the following Description explained in more detail. It demonstrate
Gleiche
und Gleichwirkende Bauteile in den
In
Die
Ritzelwelle
Die
Höhe der
Vorspannkraft bestimmt auch gleichzeitig eine durch Reibung in den
Lagern
Um
eine unnötig
hohe Verlustleistung zu vermeiden, ist bei an der Ritzelwelle
Um
eine lastabhängige
Lagervorspannung durchführen
zu können,
weist die Spannvorrichtung mindestens ein in dem Verspannungskreis
angeordnetes, als Piezoelement
Alternativ
oder zusätzlich
zu dem Piezoelement
Eine
Dickenzunahme der Piezoelemente
Unterhalb
der Symmetrielinie
In
Wiederum
weist die Spannvorrichtung im Verspannungskreis angeordnete Piezoelemente
In
der oberhalb der Symmetrielinie
In
der unterhalb der Symmetrielinie
Die
Anordnung von mit den Lageraußen- und/oder
Innenringen in Wirkverbindung stehenden Piezoelementen
Die Anwendung der erfindungsgemäßen Vorrichtung ist selbstverständlich nicht auf Kegelrollenlager begrenzt und ist beispielsweise auch bei Schrägkugellagern anwendbar. Gleichfalls ist die Anwendung der Vorrichtung zur Einstellung der Lagervorspannung nicht auf in Ausgleichgetrieben begrenzt sondern auch in allen Arten von Getrieben, Radlagerungen usw. einsetzbar.The Application of the device according to the invention is self-evident not limited to tapered roller bearings and is, for example, too in angular contact ball bearings applicable. Likewise, the application of the device for adjustment the bearing preload not limited to in differential gears but can also be used in all types of gearboxes, wheel bearings etc.
- 11
- Ritzelwellepinion shaft
- 22
- Gehäusecasing
- 33
- Verzahnung Ritzelgearing pinion
- 44
- Verzahnung Tellerradgearing crown
- 55
- Ausgleichsgehäusedifferential case
- 6a, 6b6a, 6b
- KegelrollenlagerTapered roller bearings
- 7a, 7b7a, 7b
- Außenring Kegelrollenlagerouter ring Tapered roller bearings
- 8a, 8b8a, 8b
- Gehäusebundhousing collar
- 9a, 9b9a 9b
- Innenring Kegelrollenlagerinner ring Tapered roller bearings
- 1010
- Ritzelbundpinion Bund
- 1111
- AntriebsflanschbundAntriebsflanschbund
- 1212
- Antriebsflanschdrive flange
- 1313
- Wellenmuttershaft nut
- 1414
- Piezoelement/ZwischenelementPiezo element / Intermediate element
- 14'14 '
- Einbauvarianten des Zwischen-/Piezoelementesinstallation options of the intermediate / piezoelectric element
- 15 15
- Symmetrielinie der Ritzelwelleline of symmetry the pinion shaft
- 1616
- Steuergerätcontrol unit
- 1717
- BuchseRifle
- 18a, 18b18a, 18b
- Wellenbundshaft collar
- 1919
- Deckelcover
- 2020
- Deckelbundcover covenant
- 2121
- Drucklinienpressure lines
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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DE102005027082A DE102005027082A1 (en) | 2005-06-11 | 2005-06-11 | Bearing device for e.g. differential gear in motor vehicle, has fastening device with intermediate unit, which enables change of axial pre-stressing of roller bearings through load-sensitive change of its thickness measurement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005027082A DE102005027082A1 (en) | 2005-06-11 | 2005-06-11 | Bearing device for e.g. differential gear in motor vehicle, has fastening device with intermediate unit, which enables change of axial pre-stressing of roller bearings through load-sensitive change of its thickness measurement |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102005027082A1 true DE102005027082A1 (en) | 2006-12-14 |
Family
ID=37440038
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102005027082A Withdrawn DE102005027082A1 (en) | 2005-06-11 | 2005-06-11 | Bearing device for e.g. differential gear in motor vehicle, has fastening device with intermediate unit, which enables change of axial pre-stressing of roller bearings through load-sensitive change of its thickness measurement |
Country Status (1)
Country | Link |
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DE (1) | DE102005027082A1 (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009058560A1 (en) | 2009-12-17 | 2011-06-22 | Daimler AG, 70327 | Storage device for a drive train of a motor vehicle |
DE102010009483A1 (en) * | 2010-02-26 | 2011-09-01 | Bayerische Motoren Werke Aktiengesellschaft | Method for adjusting bearing pre-stressing of bearing arrangement, involves providing bearing arrangement unstressed in axial direction |
DE102010019677A1 (en) * | 2009-09-24 | 2011-09-29 | Jens Mehnert | Method and apparatus for conditioning bearing systems for shafts |
DE102010035265A1 (en) | 2010-08-24 | 2012-03-01 | Schaeffler Technologies Gmbh & Co. Kg | Angular roller bearing e.g. angular ball bearing, for supporting shaft in housing, has piezoactuator acting on clamping apparatus for axial displacement of one of bearing rings with axial force and arranged within outer bearing ring |
DE102010035264A1 (en) | 2010-08-24 | 2012-03-01 | Schaeffler Technologies Gmbh & Co. Kg | Device for axial backlash adjustment at angular contact roller bearing for mounting shaft in housing, has deflecting device and piezo-actuator, which is arranged such that it operates radially inwards or outwards on input element |
DE102011107556A1 (en) * | 2011-07-16 | 2013-01-17 | Volkswagen Aktiengesellschaft | Drive i.e. rear-axle drive, for use in motor vehicle, has rolling bearings with different bearing distances along axial direction with arrangement of one bearing in functional position than with arrangement of bearing in another position |
DE102012200656A1 (en) * | 2012-01-18 | 2013-07-18 | Zf Friedrichshafen Ag | Machine gearbox for driving e.g. front axle differential in motor car, has stud axle penetrating into gear housing, and side shaft supported at transducer bell and gear housing over set of rolling bearings |
WO2016188527A1 (en) | 2015-05-26 | 2016-12-01 | Schaeffler Technologies AG & Co. KG | Double-row rolling bearing having an adjustable ring for setting the bearing play |
EP2525109A3 (en) * | 2011-05-18 | 2018-02-21 | Scania CV AB | Device and method for a bearing |
DE102018220206B3 (en) | 2018-11-23 | 2019-09-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Device for supporting a shaft and for changing a bearing voltage and method for changing the bearing voltage |
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JPH01266320A (en) * | 1988-04-19 | 1989-10-24 | Nippon Seiko Kk | Preloading device for roller bearing |
GB2223544A (en) * | 1988-03-14 | 1990-04-11 | Okuma Machinery Works Ltd | Feed-screw support structure |
DE3901317A1 (en) * | 1989-01-18 | 1990-07-19 | Inst Produktionstechnik Karlsr | Device for setting the axial preload of rolling contact bearings and spindle nuts |
JPH034020A (en) * | 1989-05-30 | 1991-01-10 | Nippon Seiko Kk | Variable pre-load bearing device |
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Cited By (14)
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DE102010019677A1 (en) * | 2009-09-24 | 2011-09-29 | Jens Mehnert | Method and apparatus for conditioning bearing systems for shafts |
US8888377B2 (en) | 2009-12-17 | 2014-11-18 | Daimler Ag | Bearing mounting arrangement for a drive train of a motor vehicle |
WO2011072760A1 (en) | 2009-12-17 | 2011-06-23 | Daimler Ag | Mounting device for a drive train of a motor vehicle |
RU2529112C2 (en) * | 2009-12-17 | 2014-09-27 | Даймлер Аг | Automotive transmission support |
DE102009058560A1 (en) | 2009-12-17 | 2011-06-22 | Daimler AG, 70327 | Storage device for a drive train of a motor vehicle |
DE102010009483A1 (en) * | 2010-02-26 | 2011-09-01 | Bayerische Motoren Werke Aktiengesellschaft | Method for adjusting bearing pre-stressing of bearing arrangement, involves providing bearing arrangement unstressed in axial direction |
DE102010035265A1 (en) | 2010-08-24 | 2012-03-01 | Schaeffler Technologies Gmbh & Co. Kg | Angular roller bearing e.g. angular ball bearing, for supporting shaft in housing, has piezoactuator acting on clamping apparatus for axial displacement of one of bearing rings with axial force and arranged within outer bearing ring |
DE102010035264A1 (en) | 2010-08-24 | 2012-03-01 | Schaeffler Technologies Gmbh & Co. Kg | Device for axial backlash adjustment at angular contact roller bearing for mounting shaft in housing, has deflecting device and piezo-actuator, which is arranged such that it operates radially inwards or outwards on input element |
EP2525109A3 (en) * | 2011-05-18 | 2018-02-21 | Scania CV AB | Device and method for a bearing |
DE102011107556A1 (en) * | 2011-07-16 | 2013-01-17 | Volkswagen Aktiengesellschaft | Drive i.e. rear-axle drive, for use in motor vehicle, has rolling bearings with different bearing distances along axial direction with arrangement of one bearing in functional position than with arrangement of bearing in another position |
DE102012200656A1 (en) * | 2012-01-18 | 2013-07-18 | Zf Friedrichshafen Ag | Machine gearbox for driving e.g. front axle differential in motor car, has stud axle penetrating into gear housing, and side shaft supported at transducer bell and gear housing over set of rolling bearings |
WO2016188527A1 (en) | 2015-05-26 | 2016-12-01 | Schaeffler Technologies AG & Co. KG | Double-row rolling bearing having an adjustable ring for setting the bearing play |
DE102015209597A1 (en) | 2015-05-26 | 2016-12-01 | Schaeffler Technologies AG & Co. KG | roller bearing assembly |
DE102018220206B3 (en) | 2018-11-23 | 2019-09-19 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Device for supporting a shaft and for changing a bearing voltage and method for changing the bearing voltage |
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Owner name: DAIMLERCHRYSLER AG, 70327 STUTTGART, DE |
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