WO2017101924A1 - Entkoppeltes fliehkraftpendel für eine einrichtung zur drehmomentübertragung - Google Patents
Entkoppeltes fliehkraftpendel für eine einrichtung zur drehmomentübertragung Download PDFInfo
- Publication number
- WO2017101924A1 WO2017101924A1 PCT/DE2016/200540 DE2016200540W WO2017101924A1 WO 2017101924 A1 WO2017101924 A1 WO 2017101924A1 DE 2016200540 W DE2016200540 W DE 2016200540W WO 2017101924 A1 WO2017101924 A1 WO 2017101924A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- disc
- flywheel
- centrifugal pendulum
- pendulum
- intermediate flange
- 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
- 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
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/1201—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon for damping of axial or radial, i.e. non-torsional vibrations
-
- 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
- F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
- F16F15/129—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon characterised by friction-damping means
- F16F15/1297—Overload protection, i.e. means for limiting torque
-
- 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
Definitions
- the invention relates to a centrifugal pendulum, which is integrated in a device for transmitting torque in a drive train of a motor vehicle with a hybrid application, wherein the motor vehicle by means of an internal combustion engine or an electric drive or combined simultaneously driven by both, according to the features of the preamble of claim 1.
- Such devices are used, for example, to ensure the interaction of the internal combustion engine with an electric motor in a drive train of hybrid vehicles.
- This device assumes the function of torque transmission from the internal combustion engine and / or the electric motor to an output shaft or to a downstream transmission.
- this device includes the function of a vibration damping, including in particular a centrifugal pendulum device is provided.
- the centrifugal pendulum pendulum is suitable for damping vibrations that also occur in hybrid drives, without being arranged in the torque flow or force flow itself.
- the centrifugal pendulum is a bifilar pendulum, i. Pendulum with two suspension points, designed, in which the absorber masses oscillate via bolts and thereby move on predetermined tracks.
- motor vehicles with a hybrid application occur in particular due to the operation of the internal combustion engine repeated and alternating vibrations. These vibrations transmitted to the device can adversely affect the operation of the centrifugal pendulum.
- a device for torque transmission which is intended for a drive train of an internal combustion engine.
- the device includes a flywheel, a centrifugal pendulum, a torsional vibration damper and a separating clutch.
- DE 10 2014 206 330 A1 shows a device intended for hybrid vehicles, which is used between an internal combustion engine and a transmission, in which a centrifugal pendulum is attached to a rotor carrier.
- hybrid applications with an internal combustion engine ne and an electric drive means provided which includes a dual mass flywheel, a clutch and a centrifugal pendulum. When the disconnect clutch and coupled rotating masses are closed, the centrifugal pendulum is intended to damp vibrations that occur.
- the object of the invention is to provide a device for hybrid applications, which avoids relative movements or oscillations in the axial direction between the flywheel and the centrifugal pendulum with a simple and inexpensive measure.
- the device for the indirect decoupling of the centrifugal force pendulum, includes an elastic disc which connects the centrifugal pendulum to an intermediate flange assigned to an output hub. Furthermore, an immediate decoupling of the centrifugal pendulum can be done by means of an elastic disc which connects the flywheel with a drive hub.
- the centrifugal pendulum is decoupled directly or indirectly from a rigid drive connection, in particular a drive of the device via the crankshaft of the internal combustion engine by means of these structural configurations.
- the construction of the device according to the invention consequently leads to avoidance or compensation, or at least to a damping of axial relative movements and / or oscillations between the flywheel and the centrifugal pendulum. This particular caused by the operation of the engine movements are transmitted via the crankshaft to a drive hub of the device.
- the concept according to the invention advantageously also provides no reduced isolation of the pendulum masses influencing or distorting the action of the centrifugal pendulum.
- the additionally introduced in a device for transmitting torque for hybrid applications elastic disc can be advantageously integrated easily and inexpensively in the given space of the device.
- the largely weightless feasible measure according to the invention can be retrofitted, for example, in a completed device, the one-piece flywheel is replaced by an inventively constructed flywheel, wherein the elastic disc between the flywheel and a drive hub is arranged.
- the invention in a preferred embodiment of the invention is intended to use as an elastic disc a one-piece or multi-part constructed, in particular made of a metallic material produced Flexgrade.
- the invention includes the use of a made of a suitable plastic
- Flex disc For example, a flex disk of carbon fibers or carbon fibers is suitable for this purpose.
- a flex disk of carbon fibers or carbon fibers is suitable for this purpose.
- Flex sheets to a disk package assembled flex disk the number and thickness of individual Flexbieche vary.
- the flexible disk In the installed state, the flexible disk is fixed in a rotationally fixed position by means of suitable fastening means on the associated surrounding structure.
- the elastic disk according to the invention designed as a flexible disk, can be assigned to different components of the device in order to achieve effective damping of axial vibrations.
- An advantageous solution provides to introduce the flex disk on the drive side between an associated with the crankshaft of the engine drive hub and a circular flywheel designed flywheel. It is also possible to use a flexible disk between the centrifugal to arrange pendulum and an intermediate flange which is attached to the output hub of the device. In addition, an inside directly to the output hub and externally attached to the centrifugal pendulum flex disk can be used. This concept is suitable for an output hub which is associated with a transmission input shaft, which is supported by means of a pilot bearing, which prevents radial movements.
- the attachment of the flex disk to the associated inside and outside surrounding construction can be done by means of different fastening means. They can all have the same design or be designed differently.
- a rivet or welded joint is suitable which can be used alone or in combination with a dowel pin connection.
- the selection of the fastening means takes place taking into account the available space within the device and / or in dependence on the loads to be transmitted.
- the number of fasteners, such as the number of riveted joints may vary.
- the centrifugal pendulum pendulum is enclosed on the outside by a component assigned to the flywheel, for example an angle plate.
- a component assigned to the flywheel for example an angle plate.
- the centrifugal pendulum design is designed so that this neither radially nor axially protrudes and adjusts a device which is designed substantially smooth on both sides.
- Another preferred embodiment of the invention includes a device including a torque limiter disposed between the flywheel and the intermediate flange connected to the output hub.
- the intermediate flange engages to form a torque limiter acting as a slip clutch on the outside in an axially limited by the flywheel and the centrifugal pendulum annular gap.
- the intermediate flange is subjected to an axial force in the direction of the flywheel by an elastic element in an outer edge zone, wherein the intermediate flange is indirectly supported by friction linings on the flywheel and the spring element.
- a spring element a plate spring is preferably provided, which is positioned on the angle plate connected to the flywheel.
- Figure 1 shows a first embodiment of a device according to the invention in a sectional view, wherein an elastic disc or a flexible disc between the flywheel and the drive hub is inserted.
- FIG. 2 shows a second exemplary embodiment, in which the flexible disk is arranged between the centrifugal force pendulum and an intermediate flange assigned to the output hub;
- FIG. 3 shows a third exemplary embodiment, in which the flexible disk is arranged in a different form from FIG. 2 between the centrifugal force pendulum and an intermediate flange assigned to the output hub;
- Fig. 4 shows a fourth embodiment, in which the flex disk is inserted between the centrifugal pendulum and the output hub.
- a drive hub 101 of the device 100 may be non-rotatably connected to a crankshaft of the internal combustion engine and an output hub 102 of the device 100 rotatably connected to a transmission.
- the drive hub 101 is connected via an axially elastic disk 103, a flex disk, with a
- Flywheel 104 connected.
- rivet connections are provided as fastening means 105, 106.
- an intermediate flange 108 is fastened, for example via a positive plug connection 107, to which by means of fastening means 109, a centrifugal pendulum 1 10 with integrated, movably arranged pendulum masses 1 1 1 is fixed.
- the centrifugal pendulum 1 10 known structure and known mode of action is on the outside by a connected to the flywheel 104 angle plate 1 12 enclosed spaced. Due to the elastic disk 103 in the form of a flex disk, the centrifugal pendulum 1 10 is not rigidly attached to the intermediate flange 108.
- the decoupled centrifugal pendulum eliminates or reduces occurring axial movements and / or axial vibrations, which has a positive effect on the function of the centrifugal pendulum 1 10 in the operating state.
- the device 100 includes a torque limiter 1 13. For this purpose engages an end portion of the intermediate flange 108 in an axially of the flywheel 104 and the centrifugal pendulum 1 10 limited, an annular gap 1 14 forming space.
- the intermediate flange 108 is acted upon by a force acting as a plate spring spring element 1 15 axially in the direction of the flywheel 104, wherein the intermediate flange 108 on both sides friction linings 1 16, 1 17 are assigned.
- FIGS. 2 to 4 illustrate alternative embodiments of devices according to the invention, wherein the components corresponding to FIG. 1 are given the same reference numerals. Similar or functionally identical components in FIGS. 2 to 4 are provided, with reference to the embodiment according to FIG. 1, with reference numerals beginning with 200, 300 or 400. The following descriptions are largely limited to the different embodiments.
- Fig. 2 shows the device 200, in which the flywheel 204 is attached directly to the drive hub 101 or alternatively includes itself a drive hub.
- the centrifugal force pendulum 1 10 connects a designed as a flexible disc elastic disc 203 the intermediate flange 208 with the centrifugal pendulum 1 10.
- the elastic disc 203 is connected via the fastener 109 with the centrifugal pendulum 1 10 and by means of the fastener 205 with the intermediate flange 208.
- the fastening means 205 between the output hub 102 and the centrifugal pendulum 1 10 is positioned.
- the device 300 according to FIG. 3 shows a stepped elastic disk 303 which, in accordance with FIG. 2, is connected to the centrifugal pendulum 1 10 via the fastening means 109. Deviating from FIG. 2, the further attachment means 305 of the disc 303 is placed above the attachment means 109 on the intermediate flange 308.
- FIG. 4 shows the device 400, in which the elastic disk 403 or the flexible disk is connected to the centrifugal pendulum 1 10 via the fastening means 109. With the further fastening means 405, both the disk 403 and the intermediate flange 408 are fixed to the output hub 102.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201680067154.XA CN108350978A (zh) | 2015-12-14 | 2016-11-24 | 用于转矩传递装置的脱耦式离心力摆 |
DE112016005704.0T DE112016005704A5 (de) | 2015-12-14 | 2016-11-24 | Entkoppeltes Fliehkraftpendel für eine Einrichtung zur Drehmomentübertragung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015225048.2A DE102015225048A1 (de) | 2015-12-14 | 2015-12-14 | Entkoppeltes Fliehkraftpendel für eine Einrichtung zur Drehmomentübertragung |
DE102015225048.2 | 2015-12-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017101924A1 true WO2017101924A1 (de) | 2017-06-22 |
Family
ID=57609641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2016/200540 WO2017101924A1 (de) | 2015-12-14 | 2016-11-24 | Entkoppeltes fliehkraftpendel für eine einrichtung zur drehmomentübertragung |
Country Status (3)
Country | Link |
---|---|
CN (1) | CN108350978A (de) |
DE (2) | DE102015225048A1 (de) |
WO (1) | WO2017101924A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102020112748A1 (de) | 2020-05-12 | 2021-11-18 | Schaeffler Technologies AG & Co. KG | Drehschwingungsdämpfer |
DE102021118986A1 (de) | 2021-07-22 | 2023-01-26 | Schaeffler Technologies AG & Co. KG | Hybridmodul |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006028556A1 (de) | 2005-07-11 | 2007-01-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
WO2010028620A1 (de) | 2008-09-11 | 2010-03-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
DE102014206330A1 (de) | 2013-04-29 | 2014-10-30 | Schaeffler Technologies Gmbh & Co. Kg | Drehmomentübertragungsvorrichtung für Hybridfahrzeuge mit Trennkupplung und Fliehkraftpendel |
DE102014214316A1 (de) * | 2013-08-02 | 2015-02-05 | Schaeffler Technologies Gmbh & Co. Kg | Drehschwingungsdämpfer |
DE102013220113A1 (de) * | 2013-10-04 | 2015-04-09 | Schaeffler Technologies Gmbh & Co. Kg | Anordnung von Zweimassenschwungrad und Fliehkraftpendeleinrichtung |
WO2015058757A1 (de) * | 2013-10-24 | 2015-04-30 | Schaeffler Technologies AG & Co. KG | Drehschwingungsisolationseinrichtung |
WO2015090308A1 (de) * | 2013-12-18 | 2015-06-25 | Schaeffler Technologies AG & Co. KG | Drehschwingungsdämpfer mit fliehkraftpendel |
WO2015165671A1 (de) * | 2014-04-28 | 2015-11-05 | Zf Friedrichshafen Ag | Schwingungsdämpfereinheit |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5896907B2 (ja) * | 2009-09-28 | 2016-03-30 | シェフラー テクノロジーズ アー・ゲー ウント コー. カー・ゲーSchaeffler Technologies AG & Co. KG | 動吸振器とねじり振動ダンパとを備えたハイドロダイナミック式のトルクコンバータ |
DE112012002476A5 (de) * | 2011-06-14 | 2014-03-13 | Schaeffler Technologies AG & Co. KG | Fliehkraftpendel |
-
2015
- 2015-12-14 DE DE102015225048.2A patent/DE102015225048A1/de not_active Withdrawn
-
2016
- 2016-11-24 DE DE112016005704.0T patent/DE112016005704A5/de not_active Ceased
- 2016-11-24 CN CN201680067154.XA patent/CN108350978A/zh active Pending
- 2016-11-24 WO PCT/DE2016/200540 patent/WO2017101924A1/de active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006028556A1 (de) | 2005-07-11 | 2007-01-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
WO2010028620A1 (de) | 2008-09-11 | 2010-03-18 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
DE102014206330A1 (de) | 2013-04-29 | 2014-10-30 | Schaeffler Technologies Gmbh & Co. Kg | Drehmomentübertragungsvorrichtung für Hybridfahrzeuge mit Trennkupplung und Fliehkraftpendel |
DE102014214316A1 (de) * | 2013-08-02 | 2015-02-05 | Schaeffler Technologies Gmbh & Co. Kg | Drehschwingungsdämpfer |
DE102013220113A1 (de) * | 2013-10-04 | 2015-04-09 | Schaeffler Technologies Gmbh & Co. Kg | Anordnung von Zweimassenschwungrad und Fliehkraftpendeleinrichtung |
WO2015058757A1 (de) * | 2013-10-24 | 2015-04-30 | Schaeffler Technologies AG & Co. KG | Drehschwingungsisolationseinrichtung |
WO2015090308A1 (de) * | 2013-12-18 | 2015-06-25 | Schaeffler Technologies AG & Co. KG | Drehschwingungsdämpfer mit fliehkraftpendel |
WO2015165671A1 (de) * | 2014-04-28 | 2015-11-05 | Zf Friedrichshafen Ag | Schwingungsdämpfereinheit |
Also Published As
Publication number | Publication date |
---|---|
DE112016005704A5 (de) | 2018-09-06 |
DE102015225048A1 (de) | 2017-06-14 |
CN108350978A (zh) | 2018-07-31 |
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