WO2015149803A1 - Drehmomentübertragungseinrichtung - Google Patents
Drehmomentübertragungseinrichtung Download PDFInfo
- Publication number
- WO2015149803A1 WO2015149803A1 PCT/DE2015/200240 DE2015200240W WO2015149803A1 WO 2015149803 A1 WO2015149803 A1 WO 2015149803A1 DE 2015200240 W DE2015200240 W DE 2015200240W WO 2015149803 A1 WO2015149803 A1 WO 2015149803A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- damper
- turbine
- output
- housing
- transmission device
- Prior art date
Links
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
- F16H—GEARING
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/14—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
- F16F15/1407—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
- F16F15/1414—Masses driven by elastic elements
- F16F15/1421—Metallic springs, e.g. coil or spiral springs
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
- F16F15/14—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers
- F16F15/1407—Suppression of vibrations in rotating systems by making use of members moving with the system using masses freely rotating with the system, i.e. uninvolved in transmitting driveline torque, e.g. rotative dynamic dampers the rotation being limited with respect to the driving means
- F16F15/145—Masses mounted with play with respect to driving means thus enabling free movement over a limited range
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
- F16H2045/0226—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means comprising two or more vibration dampers
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
- F16H2045/0252—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means having a damper arranged on input side of the lock-up clutch
-
- 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
- F16H45/00—Combinations of fluid gearings for conveying rotary motion with couplings or clutches
- F16H45/02—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type
- F16H2045/0221—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means
- F16H2045/0263—Combinations of fluid gearings for conveying rotary motion with couplings or clutches with mechanical clutches for bridging a fluid gearing of the hydrokinetic type with damping means the damper comprising a pendulum
Definitions
- the present invention relates to a torque transmission device, in particular a hydrodynamic torque converter, for a drive train of a vehicle, preferably a motor vehicle.
- An internal combustion engine of a motor vehicle emits a usable power only in a certain speed range. In order to use this speed range for different driving conditions of the motor vehicle, this requires an automatic or manually switchable transmission.
- Such a transmission can be coupled mechanically or hydrodynamically via a clutch to the internal combustion engine. Due to different and also increased demands on actuation forces, the performance and to be transmitted engine torque of the clutch, a variety of clutches in the drive trains of motor vehicles are used. For example, dry or wet-running single-disc or multi-disc clutches are used, and these may be designed as single, double or multiple clutches.
- the clutch In addition to the main function of connecting and disconnecting a crankshaft of the internal combustion engine and / or an output shaft of an electric motor with or from a transmission input shaft of the motor vehicle, the clutch has a number of other important tasks. Among other things, it should allow a smooth and smooth startup of the motor vehicle, ensure a fast gearshift, keep torsional vibrations of the engine from the transmission and thus reduce rattle noise and wear, as well as wear and easy to replace.
- the coupling should be as cost-effective as possible in their manufacture, their installation and their operation with a small space consumption in the drive train.
- DE10201 1017657A1 discloses an arrangement of a centrifugal pendulum or a damper on the secondary side of a first torsional damper arrangement or on the intermediate region of a torsion damper arrangement comprising two series-arranged torsion dampers.
- the centrifugal pendulum pendulum comprises a pendulum on which pendulum masses are arranged on both sides on different sides of the flange, which are connected to one another via a bolt.
- the centrifugal pendulum is a vibration system that is tuned to a predetermined excitation order. The eradication of torsional vibrations is particularly strong in the field of excitation order and decreases in the direction of higher and lower frequencies of the torsional vibrations.
- the driveline driveline torsional damping damper arrangements are used, which generally comprise a primary side and a secondary side and a damper spring arrangement acting therebetween. It proves to be disadvantageous that the on elastic Ele- Menten based Torsionsschwingungsdämpferanssenen, which also include two or more serially acting torsional vibration damper units or may be arranged in combination with only a centrifugal pendulum or a Festfrequenztilger can not ensure sufficient vibration isolation more.
- the possibility of using the turbine in addition to a centrifugal pendulum as a mass-produced has the disadvantage that the turbine mass with its closed moment of inertia in the power flow is missing when the clutch is closed.
- the torque transmission device should have a compact and preferably easy to install structure and be cost-effective in their manufacture, their installation and their operation.
- Such a torque transmission device for a drive train of a vehicle comprises a housing, wherein in the housing, a friction device and a drive-side connected impeller are housed.
- the pump arrangement can be hydrodynamically coupled to a turbine wheel connected to an output side of the torque transmission device, wherein at least one torsion damper, referred to as turbine damper, and at least one speed-adaptive vibration damper are effectively arranged in a section from the turbine wheel to an output side of the output side. Further, in a portion from the housing to the output part of
- a speed-adaptive vibration absorber For improved coordination with the rotational irregularities occurring in a drive train, a speed-adaptive vibration absorber can be provided, wherein the speed-adaptive vibration absorber is advantageously arranged as a centrifugal force pendulum on the output part and distributed on the output part over the circumference, pivotably limited relative to the output part Pendulum masses are arranged. It is advantageous that the speed-adaptive vibration absorber
- Vibration damper in addition to the compensatory Schwingungstilgung for intrinsic shapes of the output part for torsional vibration damping of torsional vibrations occurring in the Drehmomentübertragungs- contributes, so that a vibration isolation can be achieved at a high level with low space requirements and at relatively low cost.
- the turbine damper comprises at least a first damper part and a second damper part, the first damper part in the section being arranged from an input part connected to the turbine wheel to an intermediate flange which is rotatable in a limited manner relative to the input part is, wherein the second damper part is disposed in the portion of the intermediate flange to a relative to the intermediate flange limited rotatable output member.
- the torque transmitting device comprises a plurality of series-effect turbine dampers, or a turbine damper with a plurality of series-effective damper parts, each turbine damper an input part and a against the Effect of a damper part about an axis of rotation with respect to the input part rotatable output part comprises.
- the output part of the last turbine damper can form the output part of the torque transmission device, wherein the output part of a preceding and the input part of a subsequent damper part of two successively arranged damper parts provide at least a part of an intermediate flange.
- a serial turbine damper By using an intermediate flange, a serial turbine damper can thus be proposed with which higher torques can be transmitted.
- the speed-adaptive vibration absorber By using an intermediate flange, a serial turbine damper can thus be proposed with which higher torques can be transmitted.
- the speed-adaptive vibration absorber By using an intermediate flange, a serial turbine damper can thus be proposed with which higher torques can be transmitted.
- the speed-adaptive vibration absorber to the intermediate flange, so that overall an increased insulation capacity of the torque transmission device is achieved.
- at least one absorber arrangement such as, for example, the massile absorber or the speed-adaptive vibration absorber, can be coupled to an intermediate flange.
- the arrangement of the pendulum masses preferably takes place on the outer circumference of the output part or the intermediate flange, wherein the pendulum masses and the output part or the intermediate flange each have mutually complementary raceways, on each of which raceways roll together common rolling elements and thus pivoting the pendulum masses with radial Allow proportion and peripheral component, so that speed-dependent and depending on the applied torsional vibrations, a swing angle between the pendulum masses and output part or intermediate flange sets, which at least partially eliminates the torsional vibrations by the modified moment of inertia of the centrifugal pendulum.
- the pendulum masses are preferably arranged on both sides of the output part or of the intermediate flange to increase the available masses, wherein in each case two mutually opposite pendulum masses can be axially connected to each other by cutouts in the outer part or in the intermediate flange.
- appropriate hard or soft be provided for.
- the connecting elements of opposing pendulum masses may be formed separately or be formed by stop buffer or the rolling elements.
- the additional mass filter is arranged in a section from the input part to the output part, particularly preferably at the output part.
- the torque transmission device does not have a series-effect turbine damper with a plurality of damper parts
- at least one second torsion damper is arranged in a section from the housing to the input part of the turbine damper, wherein the second torsion damper is particularly advantageous in one section is arranged from the housing to an input of the friction device and the input part of the turbine damper is connected to an output of the friction device.
- the turbine wheel is coupled to the input part of the turbine damper.
- the turbine wheel can furthermore also be coupled to an intermediate flange, which has proved to be particularly advantageous with regard to vibration damping.
- At least one mass-produced or speed-adaptive vibration absorber is coupled directly to the turbine wheel and is therefore coupled via the turbine wheel to the turbine damper, ie either the input region, the output region or an intermediate flange thereof.
- FIG. 1 shows a schematic circuit diagram of a torque transmission device according to the invention in a first embodiment
- FIG. 2 is a schematic diagram of a torque transfer device according to the invention in a second embodiment
- Figure 3 is a schematic diagram of a torque transmitting device according to the invention in a third embodiment.
- Fig. 1 shows a schematic diagram of a torque transmitting device 100 in a first embodiment of the invention.
- an impeller 1 10 which may be part of the housing 130, not shown, drives a turbine wheel 120, which is connected to an input part 150 of a turbine damper 180 or integral therewith.
- the friction device 140 is connected to the input part 150, which bridges the pump wheel 1 10 and the turbine wheel 120 in the closed state.
- the first input part 150 is limited by the action of an energy storage element 200 with respect to a first output member 160 rotatable.
- the output part 160 contains a speed-adaptive vibration absorber 170, in particular in the form of a centrifugal pendulum 172, whose arrangement fulfills a support function of the vibration isolation of the turbine damper 180 and a tuning of the speed-adaptive vibration absorber 170 to the exciter order of the internal combustion engine and, if appropriate, existing eigenmodes of the output part 160.
- a turbine damper 180 having a plurality of damper stages, for example by energy storage elements 200 arranged at different radii, can be realized.
- the energy storage element 200 is preferably designed as a helical spring, wherein the energy storage elements 200 are generally distributed over the circumference and effectively arranged in the circumferential direction and at their end faces
- a plurality of energy storage elements 200 can be nested.
- the energy storage elements 200 are thereby incorporated into sections of the speed-adaptive vibration absorber 170, wherein the peripheral boundaries of the cutouts or outbreaks as
- Applying areas of the speed-adaptive vibration absorber 170 are used.
- the coil springs can be arranged on the same radius.
- the output part 160 of the turbine damper 180 is on the one hand with an additional
- FIG. 2 shows a basic circuit diagram of a torque transmission device 100 in a second embodiment of the invention.
- the torque transmission device 100 has a serial turbine damper 180 with two damper parts 182, 184, the two damper parts 182, 184 being separated from one another by an intermediate flange 186.
- the damper parts 182, 184 each include a first and a second energy storage 202, 204, which are preferably formed as coil springs in an arc or straight shape.
- the serial action of the turbine damper 180 is achieved by effectively placing some of the energy storage devices 200 in the form of, for example, helical springs in one section from the input part 150 to the intermediate flange 186 and the rest in a section from the intermediate flange 186 to the output part 160 become.
- the energy stores 202, 204 are uniformly distributed to the two damper parts 182, 184; a particularly advantageous arrangement is an alternately arranged arrangement of the respective energy store 202 assigned to the first damper part 182 and the second damper part 184, 204.
- the output part 160 contains a speed-adaptive vibration damper 170, in particular in the form of a centrifugal force pennet 172. Due to the serial arrangement of the damper parts 182, 184 in the turbine damper 180 can with high rigidity of the energy storage 202, 204 a small Spring rate can be achieved. As a result, a soft turbine damper 180 for high torques can be proposed.
- FIG. 3 shows a basic circuit diagram of a torque transmission device 100 in a third embodiment of the invention. In contrast to the first embodiment, the torque transmission device 100 between the
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112015001601.5T DE112015001601A5 (de) | 2014-04-02 | 2015-03-31 | Drehmomentübertragungseinrichtung |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014206321 | 2014-04-02 | ||
DE102014206321.3 | 2014-04-02 | ||
DE102014212845 | 2014-07-02 | ||
DE102014212845.5 | 2014-07-02 | ||
DE102014219987.5 | 2014-10-02 | ||
DE102014219987 | 2014-10-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015149803A1 true WO2015149803A1 (de) | 2015-10-08 |
Family
ID=53174747
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2015/200240 WO2015149803A1 (de) | 2014-04-02 | 2015-03-31 | Drehmomentübertragungseinrichtung |
Country Status (2)
Country | Link |
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DE (1) | DE112015001601A5 (de) |
WO (1) | WO2015149803A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017059853A1 (de) * | 2015-10-09 | 2017-04-13 | Schaeffler Technologies AG & Co. KG | Schwingungsisolationseinrichtung |
DE102017130639A1 (de) | 2017-12-20 | 2019-06-27 | Schaeffler Technologies AG & Co. KG | Antriebsstrang für ein Kraftfahrzeug |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10024191A1 (de) * | 1999-05-21 | 2000-11-30 | Luk Lamellen & Kupplungsbau | Drehmomentübertragungseinrichtung |
DE102004004176A1 (de) * | 2004-01-28 | 2005-08-18 | Zf Friedrichshafen Ag | Hydrodynamischer Wandler eines Automatgetriebes für Kraftfahrzeuge |
DE102010025582A1 (de) * | 2009-07-16 | 2011-01-20 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
DE102011006533A1 (de) | 2010-05-07 | 2011-11-10 | Zf Friedrichshafen Ag | Drehmomentübertragungsbaugruppe, insbesondere hydrodynamischer Drehmomentwandler, Fluidkupplung oder nasslaufende Kupplung |
WO2012097988A1 (de) * | 2011-01-20 | 2012-07-26 | Voith Patent Gmbh | Kraftfahrzeugantriebsstrang |
DE102011017657A1 (de) | 2011-04-28 | 2012-10-31 | Zf Friedrichshafen Ag | Drehmomentübertragungsanordnung für den Antriebsstrang eines Fahrzeugs |
EP2600030A2 (de) * | 2011-12-01 | 2013-06-05 | Schaeffler Technologies AG & Co. KG | Drehmomentwandler |
-
2015
- 2015-03-31 WO PCT/DE2015/200240 patent/WO2015149803A1/de active Application Filing
- 2015-03-31 DE DE112015001601.5T patent/DE112015001601A5/de not_active Withdrawn
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10024191A1 (de) * | 1999-05-21 | 2000-11-30 | Luk Lamellen & Kupplungsbau | Drehmomentübertragungseinrichtung |
DE102004004176A1 (de) * | 2004-01-28 | 2005-08-18 | Zf Friedrichshafen Ag | Hydrodynamischer Wandler eines Automatgetriebes für Kraftfahrzeuge |
DE102010025582A1 (de) * | 2009-07-16 | 2011-01-20 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
DE102011006533A1 (de) | 2010-05-07 | 2011-11-10 | Zf Friedrichshafen Ag | Drehmomentübertragungsbaugruppe, insbesondere hydrodynamischer Drehmomentwandler, Fluidkupplung oder nasslaufende Kupplung |
WO2012097988A1 (de) * | 2011-01-20 | 2012-07-26 | Voith Patent Gmbh | Kraftfahrzeugantriebsstrang |
DE102011017657A1 (de) | 2011-04-28 | 2012-10-31 | Zf Friedrichshafen Ag | Drehmomentübertragungsanordnung für den Antriebsstrang eines Fahrzeugs |
EP2600030A2 (de) * | 2011-12-01 | 2013-06-05 | Schaeffler Technologies AG & Co. KG | Drehmomentwandler |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017059853A1 (de) * | 2015-10-09 | 2017-04-13 | Schaeffler Technologies AG & Co. KG | Schwingungsisolationseinrichtung |
DE102017130639A1 (de) | 2017-12-20 | 2019-06-27 | Schaeffler Technologies AG & Co. KG | Antriebsstrang für ein Kraftfahrzeug |
Also Published As
Publication number | Publication date |
---|---|
DE112015001601A5 (de) | 2016-12-22 |
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