WO2015058757A1 - Dispositif d'isolement vis-à-vis de vibrations de torsion - Google Patents

Dispositif d'isolement vis-à-vis de vibrations de torsion Download PDF

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Publication number
WO2015058757A1
WO2015058757A1 PCT/DE2014/200505 DE2014200505W WO2015058757A1 WO 2015058757 A1 WO2015058757 A1 WO 2015058757A1 DE 2014200505 W DE2014200505 W DE 2014200505W WO 2015058757 A1 WO2015058757 A1 WO 2015058757A1
Authority
WO
WIPO (PCT)
Prior art keywords
torsional vibration
pendulum
vibration isolation
isolation device
centrifugal pendulum
Prior art date
Application number
PCT/DE2014/200505
Other languages
German (de)
English (en)
Inventor
Hartmut Mende
Original Assignee
Schaeffler Technologies AG & Co. KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Schaeffler Technologies AG & Co. KG filed Critical Schaeffler Technologies AG & Co. KG
Priority to EP14787094.3A priority Critical patent/EP3060828A1/fr
Priority to CN201480058145.5A priority patent/CN105683617B/zh
Priority to DE112014004851.8T priority patent/DE112014004851A5/de
Publication of WO2015058757A1 publication Critical patent/WO2015058757A1/fr

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
    • F16F15/30—Flywheels
    • F16F15/315—Flywheels characterised by their supporting arrangement, e.g. mountings, cages, securing inertia member to shaft
    • F16F15/3153—Securing inertia members to the 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
    • 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
    • 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
    • F16F15/131—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 the rotating system comprising two or more gyratory masses
    • F16F15/133—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 the rotating system comprising two or more gyratory masses using springs as elastic members, e.g. metallic springs
    • F16F15/134—Wound 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
    • F16F2230/00—Purpose; Design features
    • F16F2230/10—Enclosure elements, e.g. for protection

Definitions

  • the invention relates to a torsional vibration isolation device for a drive train of a motor vehicle with an input side arranged internal combustion engine and an output side arranged transmission containing a rotatable about an axis of rotation on a crankshaft of the internal combustion engine input part and a relative to this limited relatively rotatably arranged output part, in the circumferential direction between input part and output part effective vibration damping device with a spring device and optionally a friction device.
  • centrifugal pendulum device is tuned to a single vibration order of the internal combustion engine and calms down substantially the output side of the centrifugal pendulum device.
  • centrifugal pendulum pendulums and their use in connection with torsional vibration dampers is for example on the publications DE 10 201 1 100 868 A1, DE 10 201 1 088 049 A1, DE 10 201 1 087 693 A1, DE 10 2010 054 297 A1, DE 10th 201 1 108 486 A1, WO 12 / 079557A1, WO 1 1/076176 A2.
  • the object of the invention is the advantageous development of a torsional vibration isolation device, in particular for calming the input side and the output side. Furthermore, the object of the invention is to cope with high insulation requirements, in particular for additional reassurance of the power take-off.
  • the object is solved by the subject matter of claim 1.
  • the dependent of claim 1 claims give advantageous embodiments of the subject matter of claim 1 again.
  • the proposed torsional vibration isolation device is provided for a drive train of a motor vehicle having an internal combustion engine arranged on the input side and a transmission arranged on the output side.
  • the torsional vibration isolation device includes an input part, which is rotatable about an axis of rotation and received on a crankshaft of the internal combustion engine, for example components forming a primary flywheel mass of a dual mass flywheel. On this is relative to this limited relative rotatably received an output part, for example, stored by means of a bearing such as sliding or rolling bearings.
  • the output part may for example form a secondary flywheel mass of the dual mass flywheel.
  • a circumferentially effective vibration damping device is provided with a spring device formed, for example, from a plurality of short helical compression springs and / or bow springs distributed over the circumference.
  • the spring device can be configured in one or more stages, that is to say provided with a characteristic curve with a uniform or graded gradient depending on the angle of rotation.
  • a plurality of helical spring pairs can be nested into each other and of different lengths and / or arranged on different diameters and acted upon at different angles of rotation.
  • the spring device can be associated with a one-stage or multi-stage effective friction device at least over part of the angle of rotation.
  • Entrance part and output part may be at least partially made of sheet metal parts, are formed on which loading means for the end faces of the coil springs, except and / or arranged.
  • the input part can form a fillable with lubricant annular chamber.
  • a corresponding output part may be formed as a forging or casting, which forms the counter-pressure plate and is connected to a flange, which forms the output-side loading means for the coil springs of the spring device.
  • the output part in conjunction with the double clutch can form the secondary flywheel.
  • the input part is a first centrifugal pendulum and the output part is associated with a second centrifugal pendulum.
  • centrifugal pendulum in this case distributed over the circumference and, for example, in the sense mono- or bifilar suspended pendulum on corresponding tracks guided rolling and limited to a pendulum axis oscillating pendulum masses that are recorded on a separate pendulum or on an existing component of the torsional vibration isolation device.
  • the second, driven-side centrifugal pendulum depending on the available space radially inside, radially outside or axially adjacent to the radial height of the spring means may be arranged.
  • the flange part acting on the output side of the vibration damping device can thereby form the pendulum flange accommodating the pendulum masses.
  • an additional pendulum flange fastened together with the flange part for acting on the spring device of the vibration damping device on a secondary flywheel can be provided.
  • the first centrifugal pendulum can be accommodated by means of a distributed over the circumference pendulum masses receiving flange radially within the pendulum masses on a hub of the input part.
  • the input part of the torsional vibration isolation device can have a hub on which the flange part serving as a pendulum flange is received such as screwed, riveted or otherwise fastened.
  • Radially outside of this compound the pendulum masses are preferably added on both sides of the pendulum.
  • the hub can take the output part rotatable relative.
  • the vibration damping device can be connected by means of an axially limited elastic flex connection with the hub of the input part.
  • this can partially, for example, on the freely accessible side in the direction of the internal combustion engine or completely encapsulated.
  • a sheet metal part may be provided, which surrounds at least the pendulum masses radially.
  • the motor-side section of the torsional vibration isolation device is substantially closed from the hub to the outer circumference of the input part, for example by a sheet-metal part.
  • a radially overlapping bursting protection can be provided on the vibration damping device radially outside of the first centrifugal pendulum.
  • Burst protection can be formed by a starter ring gear attached to the input part, for example a flywheel mass part, the vibration damping device or a similar component, or a starter ring gear can be integrated into the burst protection.
  • the burst protection for the second centrifugal pendulum can be formed by the spring device of this at radially arranged within the vibration damping device pendulum masses.
  • a separate bursting protection can be provided, for example in the form of a sheet metal part connected to the input part or the secondary flywheel, for example a sleeve-shaped part or the like.
  • the Absteckbohrung on the first centrifugal pendulum is preferably arranged radially outward.
  • the Absteckbohrung be provided in the pendulum radially outside the pendulum masses, with an encapsulated first centrifugal pendulum radially outside the enclosure and in the presence of burst protection radially between pendulum masses and burst protection.
  • the two centrifugal pendulums are preferred to the main vibration order of
  • the torsional vibration isolation device is preferably designed as a dual mass flywheel by the input part is assigned a primary flywheel and the output part is assigned a secondary flywheel.
  • This can be formed by the design of the input part in conjunction with the hub, the vibration damping device with the spring device, the centrifugal pendulum, optionally a burst protection and / or encapsulation a primary flywheel as primary flywheel, while the secondary flywheel like secondary flywheel from one with or the Flange parts of the vibration damping device and / or the second centrifugal pendulum connected mass part is formed.
  • the mass portion may be formed by a friction clutch whose counter-pressure plate is connected to the flange or parts as riveted, by a double clutch, which is connected by means of a plug connection such as splines with the flange or parts, a hydrodynamic torque converter and / or an electric machine in a hybrid Powertrain be formed.
  • the single figure shows the upper part of the rotational axis d rotatably arranged torsional vibration isolation device 1 in partial section.
  • the torsional vibration isolation device is designed as a dual mass flywheel in which the input part 2 forms the primary flywheel and the output part 3 forms the secondary flywheel.
  • the input part 2 contains the hub 4, which is received by means of non-visible openings on a crankshaft of an internal combustion engine and the first centrifugal pendulum 5 and the vibration damping device 6 receives.
  • On the hub 4 is still the secondary flywheel at least partially forming counter-pressure plate 7 with the second centrifugal pendulum 8 by means of the bearing 9, for example by means of a sliding bearing or as shown here a rolling bearing stored.
  • the hub 4 and the pendulum flange 10 of the first centrifugal pendulum 5 are formed separately.
  • the centrifugal pendulum 5 is made as a separate assembly and added by means of the mounting screws 1 1 to the radially enlarged projection 12 of the hub.
  • the pendulum flange 10 may be integrally formed with the hub 4 in other embodiments.
  • the axially expanded flange 13 serves to receive the counter-pressure plate 7 or in general a mass part or flange part of the output part 3 and has radially inside the pilot bearing 18 for a transmission input shaft of a transmission.
  • the vibration damping device 6 is axially elastically received by means of the flex connection 14 in order to decouple the hub loaded with axial vibrations, tumbling vibrations and / or umbrella vibrations from the vibration damping device.
  • the flex connection 14 is formed in the embodiment shown of several juxtaposed elastic sheets 19, which are riveted radially inwardly by means of the rivet 20 and the reinforcing plate 21 with the hub 4 and radially outside with the cover part 22 of the vibration damping device 6.
  • the flex connection can be formed from a single axially elastic sheet metal part, which can have cut-throughs, recesses, varying sheet thicknesses and / or other means influencing elastic properties.
  • the first centrifugal pendulum 5 contains the circumferentially distributed pendulum masses 15, wherein mutually opposite pendulum masses are interconnected by means of connecting means such as the pendulum flange cross-spacers.
  • the pendulum masses 15 lead in a conventional manner pivotal movements about spaced to the axis of rotation d arranged pendulum axes, wherein the pendulum frequencies are tuned to one or more vibration orders of the internal combustion engine.
  • the first centrifugal pendulum 5 is encapsulated by means of the sheet metal part 16 to the outside.
  • the sheet metal part 16 is connected to the same fastening screws 1 1 with the hub 4 as the pendulum flange 10 and radially surrounds the outside of the pendulum masses 15.
  • the pendulum flange 10 is radially outwardly extended against the pendulum masses 15 and has to simplify the assembly of the torsional vibration isolation device 1 on the crankshaft Absteckbohrung 17 on.
  • the vibration damping device 6 contains the two radially externally sealed together as welded lid parts 22, 23, which form the radially inwardly open annular chamber 24.
  • the burst protection 25 is arranged for the first centrifugal pendulum 5, which axially overlaps the centrifugal force pendulum 5 radially outwards and radially outside the centrifugal force pendulum 5.
  • gerringierekranz 26 contains.
  • the annular chamber 24 receives the spring device 27, which on the input side of the indentations 28, 29 of the cover parts 22, 23 and the cover part 22 mounted on the stop 30 of the cover parts 22, 23 and the output side is acted upon by the flange 31.
  • the spring device 27 may be formed from distributed over the circumference arranged helical compression springs preferably bow springs.
  • the second centrifugal pendulum 8 is arranged radially inside the spring device 27.
  • the flange 31 forms the pendulum, distributed on both sides over the circumference of the pendulum masses 32 are arranged. Axially opposite pendulum masses 32 are connected in pairs according to the pendulum masses 15 of the first centrifugal pendulum 5 by means of the spacers 33.
  • the flange 31 can be arranged cross stop buffers 34 to prevent metal / metal stops and, where appropriate, to limit the pivoting range of the pendulum masses 32.
  • the flange 31 is connected by means of the spacer plate 35 for centrally acting on the spring means 27 and for maintaining a sufficient space for the pendulum masses 32 and the rivets 36 with the platen 7.
  • the second centrifugal pendulum 8 may be tuned with respect to its speed-adaptive Tilgerfrequenz to one or more vibration orders of the internal combustion engine.
  • the two centrifugal pendulums 5, 8 can be tuned to the same vibration orders or to different vibration orders.
  • the first centrifugal pendulum 5 is preferably provided for calming the crankshaft of the internal combustion engine and driven by this power take-off, while the second centrifugal pendulum 8 is preferably on the calming of the transmission input shaft (s) of a driven side provided transmission, for example, a manually or automatically switched transmission or dual-clutch transmission.

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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)
  • One-Way And Automatic Clutches, And Combinations Of Different Clutches (AREA)

Abstract

La présente invention concerne un dispositif d'isolement (1) vis-à-vis de vibrations de torsion destiné à une chaîne cinématique d'un véhicule automobile comportant un moteur à combustion interne disposé du côté entrée et une boîte de vitesses disposé du côté sortie et contenant un élément d'entrée (2) logé sur un vilebrequin du moteur à combustion interne (2) de façon à pouvoir tourner sur un axe de rotation (d), un élément de sortie (3) disposé de façon à pouvoir effectuer une rotation relative et limitée par rapport audit élément d'entrée, un dispositif d'amortissement de vibrations (6) agissant dans la direction circonférentielle entre l'élément d'entrée (2) et l'élément de sortie (3) et comportant un moyen élastique (27) et éventuellement un dispositif de friction. Pour mieux isoler les vibrations de la chaîne d'entraînement à la fois du côté moteur et du côté boîte de vitesse, un premier pendule centrifuge (5) est associé à l'élément d'entrée (2) et un second pendule centrifuge (8) est associé à l'élément de sortie (3).
PCT/DE2014/200505 2013-10-24 2014-09-25 Dispositif d'isolement vis-à-vis de vibrations de torsion WO2015058757A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP14787094.3A EP3060828A1 (fr) 2013-10-24 2014-09-25 Dispositif d'isolement vis-à-vis de vibrations de torsion
CN201480058145.5A CN105683617B (zh) 2013-10-24 2014-09-25 扭振隔离装置
DE112014004851.8T DE112014004851A5 (de) 2013-10-24 2014-09-25 Drehschwingungsisolationseinrichtung

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013221609.2 2013-10-24
DE102013221609 2013-10-24

Publications (1)

Publication Number Publication Date
WO2015058757A1 true WO2015058757A1 (fr) 2015-04-30

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2014/200505 WO2015058757A1 (fr) 2013-10-24 2014-09-25 Dispositif d'isolement vis-à-vis de vibrations de torsion

Country Status (4)

Country Link
EP (1) EP3060828A1 (fr)
CN (1) CN105683617B (fr)
DE (1) DE112014004851A5 (fr)
WO (1) WO2015058757A1 (fr)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014220096A1 (de) 2014-10-02 2016-04-07 Schaeffler Technologies AG & Co. KG Fliehkraftpendelanordnung
DE102015225110A1 (de) * 2015-12-14 2017-06-14 Zf Friedrichshafen Ag Zweimassenschwungrad
WO2017101924A1 (fr) * 2015-12-14 2017-06-22 Schaeffler Technologies AG & Co. KG Pendule centrifuge découplé pour dispositif de transmission de couple
FR3049033A1 (fr) * 2016-03-21 2017-09-22 Valeo Embrayages Dispositif d'amortissement pendulaire
WO2019001625A1 (fr) 2017-06-29 2019-01-03 Schaeffler Technologies AG & Co. KG Dispositif d'isolation de vibrations de torsion s'adaptant au régime
KR20190124209A (ko) * 2017-02-10 2019-11-04 난징 발레오 클러치 캄파니 리미티드 비틀림 진동을 감쇠시키기 위한 장치
DE102018210697A1 (de) * 2018-06-29 2020-01-02 Zf Friedrichshafen Ag Drehmomentübertragungseinrichtung
DE102018130033A1 (de) 2018-11-28 2020-05-28 Schaeffler Technologies AG & Co. KG Zweimassenschwungrad mit kippweichem Wälzlager für das Sekundärteil
DE102022124372A1 (de) 2022-09-22 2024-03-28 Schaeffler Technologies AG & Co. KG Zweimassenschwungrad mit eingepresstem Absteckring

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DE102018125615A1 (de) * 2018-10-16 2020-04-16 Schaeffler Technologies AG & Co. KG Fliehkraftpendel
DE102019104081A1 (de) * 2019-02-19 2020-08-20 Schaeffler Technologies AG & Co. KG Kupplungsaggregat
DE102019117159A1 (de) * 2019-06-26 2020-12-31 Schaeffler Technologies AG & Co. KG Drehschwingungsdämpfer

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014220096A1 (de) 2014-10-02 2016-04-07 Schaeffler Technologies AG & Co. KG Fliehkraftpendelanordnung
DE102015225110A1 (de) * 2015-12-14 2017-06-14 Zf Friedrichshafen Ag Zweimassenschwungrad
WO2017101924A1 (fr) * 2015-12-14 2017-06-22 Schaeffler Technologies AG & Co. KG Pendule centrifuge découplé pour dispositif de transmission de couple
CN108350978A (zh) * 2015-12-14 2018-07-31 舍弗勒技术股份两合公司 用于转矩传递装置的脱耦式离心力摆
FR3049033A1 (fr) * 2016-03-21 2017-09-22 Valeo Embrayages Dispositif d'amortissement pendulaire
US20200072316A1 (en) * 2017-02-10 2020-03-05 Nanjing Valeo Clutch Co., Ltd. Device for damping torsional oscillations
KR20190124209A (ko) * 2017-02-10 2019-11-04 난징 발레오 클러치 캄파니 리미티드 비틀림 진동을 감쇠시키기 위한 장치
KR102553002B1 (ko) 2017-02-10 2023-07-06 난징 발레오 클러치 캄파니 리미티드 비틀림 진동을 감쇠시키기 위한 장치
DE102017114454A1 (de) 2017-06-29 2019-01-03 Schaeffler Technologies AG & Co. KG Drehzahladaptive Drehschwingungsisolationseinrichtung
WO2019001625A1 (fr) 2017-06-29 2019-01-03 Schaeffler Technologies AG & Co. KG Dispositif d'isolation de vibrations de torsion s'adaptant au régime
DE102018210697A1 (de) * 2018-06-29 2020-01-02 Zf Friedrichshafen Ag Drehmomentübertragungseinrichtung
DE102018130033A1 (de) 2018-11-28 2020-05-28 Schaeffler Technologies AG & Co. KG Zweimassenschwungrad mit kippweichem Wälzlager für das Sekundärteil
DE102022124372A1 (de) 2022-09-22 2024-03-28 Schaeffler Technologies AG & Co. KG Zweimassenschwungrad mit eingepresstem Absteckring

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Publication number Publication date
DE112014004851A5 (de) 2016-06-30
CN105683617A (zh) 2016-06-15
CN105683617B (zh) 2018-06-29
EP3060828A1 (fr) 2016-08-31

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