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WO2016004944A1 - Dispositif de transmission de couple et chaîne cinématique - Google Patents

Dispositif de transmission de couple et chaîne cinématique Download PDF

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Publication number
WO2016004944A1
WO2016004944A1 PCT/DE2015/200387 DE2015200387W WO2016004944A1 WO 2016004944 A1 WO2016004944 A1 WO 2016004944A1 DE 2015200387 W DE2015200387 W DE 2015200387W WO 2016004944 A1 WO2016004944 A1 WO 2016004944A1
Authority
WO
WIPO (PCT)
Prior art keywords
torque transmission
transmission device
flywheel
pendulum
centrifugal pendulum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/DE2015/200387
Other languages
German (de)
English (en)
Inventor
Alexandre Fischer
Pascal Strasser
Daniel Risser
Hartmut Mende
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schaeffler Technologies AG and Co KG
Original Assignee
Schaeffler Technologies AG and 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 and Co KG filed Critical Schaeffler Technologies AG and Co KG
Priority to DE112015003154.5T priority Critical patent/DE112015003154A5/de
Publication of WO2016004944A1 publication Critical patent/WO2016004944A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • F16F15/14—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 torque transmission device for a drive strnature of a vehicle, having a at least one flywheel having rotary member, in particular a flywheel, and a centrifugal pendulum device with pendulum masses and a pendulum masses carrying support means, wherein the one flywheel or one of the flywheels carries the centrifugal pendulum device.
  • the invention further relates to a corresponding drive train for a vehicle.
  • a corresponding torque transmission device for the drive train of a motor vehicle is known, for example, from DE 10 2012 221 949 A1.
  • This has a Einmasseschwungrad with exactly one flywheel and a centrifugal pendulum device with pendulum masses and a pendulum masses carrying support means, wherein the centrifugal pendulum device is attached via its support means to the one flywheel.
  • Such flywheels are formed in practice as cast flywheels.
  • the torque transmission device is usually interposed between an internal combustion engine or another prime mover and a transmission.
  • a special design of a torsional vibration damper is the centrifugal pendulum device, in which pendulum masses are arranged displaceably on pendulum tracks with circumferential and radial components, so that the pendulum masses assume different radii during torsional vibrations and thus the moment of inertia of the component accommodating the pendulum masses increases and the component is slowed down for a short time.
  • Centrifugal pendulum devices are usually installed in a dual-mass flywheel or with a clutch unit of a friction clutch in the drive train. It is the object of the invention to provide a torque transmission device with centrifugal pendulum device and a drive train with a corresponding torque transmission device in which the torque transfer device space is designed to save.
  • the torque transfer device has the following advantages: For a high number of pieces, the design with the complete rotary part or at least its flywheel made of steel is more favorable than a model with a cast flywheel (a flywheel made of cast iron). Furthermore, a rotary part or a centrifugal mass of steel at comparable torque transmission has a much better thermal behavior than a rotary part or a corresponding flywheel made of cast iron.
  • the rotary member is as
  • the torque transmission device is formed solely by the rotary member and the centrifugal pendulum device. In this embodiment, therefore, no further components are provided.
  • the flywheel on a flange on which the support means is attached preferably also has a flange part, wherein the two flange parts are connected to one another.
  • the carrier device prefferably has outwardly facing guide surfaces on which the centrifugal masses are guided.
  • the support means has inwardly facing guide surfaces on which the flywheels are guided.
  • the steel of the rotary part or of the individual components of the rotary part is preferably completely or partially hardened steel.
  • the rotary member has on its outer periphery a starter ring gear.
  • the starter ring made of steel, so at least the teeth of this
  • Starter ring gear preferably hardened.
  • the drive train according to the invention for a vehicle is provided that it has an aforementioned torque transmission device.
  • FIG. 1 shows a torque transmission device according to a first preferred embodiment of the invention in a sectional view
  • FIG. 2 shows a torque transmission device according to a second preferred embodiment of the invention in a sectional view
  • FIG. 3 shows a torque transmission device according to a third preferred embodiment of the invention in a sectional view.
  • FIG. 1 shows a sectional view of a torque transmission device 10 for a drive train of a vehicle, more precisely a motor vehicle. In this case, only the upper side of the torque transmission device 10 is shown up to a rotation axis 12.
  • the torque transmission device 10 has two assemblies 14, 16, namely a flywheel 18 designed as a rotary member 14 and a centrifugal pendulum means 16.
  • the torque transmission device 10 optionally also have other components or components. It is conceivable, for example, that the torque transmission device 10 further comprises components that form a friction clutch of the vehicle alone or together with the rotary member 14 and / or the centrifugal pendulum module 16.
  • the torque Transfer device 10 formed solely by the rotary member 14 and the centrifugal pendulum device 16.
  • Such torque transmission devices 10 are interposed in the case of drive trains of motor vehicles generally between the respective crankshaft of the internal combustion engine (of the internal combustion engine) and a corresponding transmission input shaft of a transmission (both not shown).
  • the flywheel 18 is designed as a substantially disk-shaped single-mass flywheel with a flywheel mass (a flywheel mass body) 20 arranged in the radial outer region. Inside there is a flywheel mass (a flywheel mass body) 20 arranged in the radial outer region. Inside there is a flywheel mass (a flywheel mass body) 20 arranged in the radial outer region. Inside there is a flywheel mass (a flywheel mass body) 20 arranged in the radial outer region. Inside there is a
  • the flywheel 20 and the flange 22 are integrally connected.
  • Flange part 22 has openings 24 for the passage of screws (not shown) screwing, by means of which the flywheel 18 or the other rotary tationsteil 14 on the (also not shown) crankshaft of the internal combustion engine can be attached. In the figure, only one of these openings 24 is shown.
  • Such an attachment is part of an assembly of the rotary member 14 and the torque transmission device 10 in the drive train of the vehicle.
  • the flywheel 18 forms on one of its side surfaces 26 in the area of the flywheel 20 a recess-like receiving region 28 for the centrifugal pendulum device 16.
  • This receiving area 28 has the shape of a (wide) annular groove.
  • a starter ring gear 32 of the torque transmission device 10 is attached on the outer circumference 30 of the flywheel 20, a starter ring gear 32 of the torque transmission device 10 is attached.
  • the flywheel 20 forms on one of its side surfaces 26 in the area of the flywheel 20 a recess-like receiving region 28 for the centrifugal pendulum device 16.
  • This receiving area 28 has the shape of a (wide) annular groove.
  • a starter ring gear 32 of the torque transmission device 10 is attached on the outer circumference 30 of the flywheel 20 .
  • Starter ring gear 32 so part of the designed as a flywheel 18 rotary member 14th
  • the centrifugal pendulum device 16 has a plurality of pendulum masses 34 and one of the pendulum masses 34 (but only one of which is shown) and a pendulum masses 34 carrying support means 36 (which may consist of several, each associated with a pendulum mass 34 components).
  • the carrier device 36 has an inner portion 38 for attachment of the centrifugal pendulum device on the rotary member 14 and an outer portion 40 on which the pendulum masses are actually held. At least the inner gate 38 of the carrier device 36 is also designed as a flange.
  • the inner portion 38 of the support means 36 and the flange portion 22 of the rotary member 14 matched openings for the attachment of the centrifugal pendulum device on the rotary member 14 by means of rivets 42 (of which, however, only one is shown ne) ,
  • rivets 42 of which, however, only one is shown ne
  • other forms of attachment can be realized (wart riveting, screwing, welding, etc.).
  • the centrifugal pendulum device 16 is constructed as follows: Each of the pendulum masses 34 is guided on corresponding tracks by means of at least one link guide (not shown) along guide surfaces 44, 46 of the carrier device 36. For this purpose, each of the pendulum masses 34 (not shown) slide recesses and the support means 36 in the region of their guide surfaces 44, 46 with further (not shown) Kulissenaus strictly undertaken at least one (not ge Service- th) guide roller provided. Per pendulum mass 34, for example, two guide rollers are provided. Each of the guide rollers passes through a gate recess of its associated pendulum mass 34 and the further slot recesses of the outer surfaces 40 of the carrier device 36 that form the guide surfaces 44, 46.
  • the guide recesses form roller tracks of the guide rollers.
  • Each of the pendulum masses 34 is carried out in the example of FIG. 1, as laminated core pair, the laminated cores are held together by means of (not shown) rivets, wherein each of the pendulum masses 34, the one package on one side and the other package on the other side of the Guide surfaces 44, 46 and designed as a guide flange 48 carrier device 36 is arranged.
  • the entire rotary part 14 or at least its flywheel 20, which carries the centrifugal pendulum device 16, are made of steel.
  • the entire rotation Part consists in the examples shown: the flywheel 20, the flange 22 and the starter ring gear 32nd
  • the design of the rotary part 14 (in this case of the flywheel 18) with a flywheel 20 made of steel is more favorable than a design with a cast flywheel.
  • a centrifugal mass 20 made of steel with a comparable torque transmission has a much better thermal behavior than a conventional cast iron centrifugal mass.
  • the space required for the centrifugal pendulum device 16, the rotary member 14 through the recess-like receiving portion 28 is available.
  • the torque transmission device 10 of FIG. 2 essentially corresponds to the torque transmission device 10 of FIG. 1, so that only the differences are discussed here.
  • the pendulum masses 34 of the centrifugal pendulum device 36 of FIG. 2 are in contrast to that of FIG. 1 each formed as a one-piece laminated core, which is guided between two guide flanges 48, 50 of the support means 42.
  • the respective inwardly facing side surface of the guide flanges 48, 50 each form a guide surface 44, 46.
  • the flange of the support means 36 of FIG. 2 is integral with the one of the two guide flanges 48, 50 executed.
  • the centrifugal pendulum means 16 is formed so that the inner portion 38 of the support means 36 holds the centrifugal pendulum means 16 within the torque transmitting means 10 in the recess-like receiving portion 28 provided by the rotary member 14.
  • FIG. 3 shows a further embodiment of the torque transmission device 10.
  • the centrifugal pendulum device 16 is designed as a guide flange-free centrifugal pendulum device 16.
  • the centrifugal pendulum device 16 on the drive side, so the Antnebsmaschine facing, and the flywheel 20 on the output side, so facing the transmission is installed in the drive train.

Landscapes

  • 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

L'invention concerne un dispositif de transmission de couple (10) pour une chaîne cinématique d'un véhicule, présentant une pièce rotative (14) comportant au moins une masse oscillante (20), en particulier un volant d'inertie (18), et un dispositif formant pendule centrifuge (16) pourvu de masses pendulaires (34) et d'un dispositif support (36) portant les masses pendulaires (34), ladite une masse oscillante (20) ou une desdites masses oscillantes (20) portant le dispositif formant pendule centrifuge (16). Selon l'invention, la pièce rotative (14) ou au moins la masse oscillante (20), qui porte le dispositif formant pendule centrifuge (16), est fabriquée en acier. L'invention concerne en outre une chaîne cinématique correspondante pour un véhicule.
PCT/DE2015/200387 2014-07-07 2015-06-23 Dispositif de transmission de couple et chaîne cinématique Ceased WO2016004944A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112015003154.5T DE112015003154A5 (de) 2014-07-07 2015-06-23 Drehmomentübertragungseinrichtung und Antriebsstrang

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014213170.7 2014-07-07
DE102014213170.7A DE102014213170A1 (de) 2014-07-07 2014-07-07 Drehmomentübertragungseinrichtung und Antriebsstrang

Publications (1)

Publication Number Publication Date
WO2016004944A1 true WO2016004944A1 (fr) 2016-01-14

Family

ID=53610740

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2015/200387 Ceased WO2016004944A1 (fr) 2014-07-07 2015-06-23 Dispositif de transmission de couple et chaîne cinématique

Country Status (2)

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DE (2) DE102014213170A1 (fr)
WO (1) WO2016004944A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018128978A1 (de) 2017-12-05 2019-06-06 Schaeffler Technologies AG & Co. KG Schwungradeinrichtung mit einem Fliehkraftpendel
DE102021129054A1 (de) 2021-11-09 2023-05-11 Schaeffler Technologies AG & Co. KG Drehmomentübertragungseinrichtung

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017206229A1 (de) * 2017-04-11 2018-10-11 Zf Friedrichshafen Ag Mehrfachkupplungsanordnung, Doppelkupplungsgetriebeanordnung sowie Kraftfahrzeug
DE102017206223A1 (de) * 2017-04-11 2018-10-11 Zf Friedrichshafen Ag Kupplungsanordnung, Doppelkupplungsgetriebeanordnung sowie Kraftfahrzeug
DE102018119285A1 (de) * 2018-08-08 2020-02-13 Schaeffler Technologies AG & Co. KG Antriebssystem mit darin vorgesehener Tilgeranordnung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1122461A2 (fr) * 2000-01-31 2001-08-08 Mannesmann Sachs Aktiengesellschaft Amortisseur de vibrations torsionelles
WO2014012735A1 (fr) * 2012-07-19 2014-01-23 Zf Friedrichshafen Ag Amortisseur d'oscillations et procédé pour mettre en oeuvre un amortisseur d'oscillations
WO2014029397A1 (fr) * 2012-08-24 2014-02-27 Schaeffler Technologies AG & Co. KG Amortisseur de vibrations de torsion
DE102012221949A1 (de) 2012-11-30 2014-06-05 Schaeffler Technologies Gmbh & Co. Kg Drehmomentübertragungseinrichtung mit Fliehkraftpendeleinrichtung und Fliehkraftpendel-Modul zur Bereitstellung einer Fliehkraftpendeleinrichtung

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1122461A2 (fr) * 2000-01-31 2001-08-08 Mannesmann Sachs Aktiengesellschaft Amortisseur de vibrations torsionelles
WO2014012735A1 (fr) * 2012-07-19 2014-01-23 Zf Friedrichshafen Ag Amortisseur d'oscillations et procédé pour mettre en oeuvre un amortisseur d'oscillations
WO2014029397A1 (fr) * 2012-08-24 2014-02-27 Schaeffler Technologies AG & Co. KG Amortisseur de vibrations de torsion
DE102012221949A1 (de) 2012-11-30 2014-06-05 Schaeffler Technologies Gmbh & Co. Kg Drehmomentübertragungseinrichtung mit Fliehkraftpendeleinrichtung und Fliehkraftpendel-Modul zur Bereitstellung einer Fliehkraftpendeleinrichtung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018128978A1 (de) 2017-12-05 2019-06-06 Schaeffler Technologies AG & Co. KG Schwungradeinrichtung mit einem Fliehkraftpendel
DE102021129054A1 (de) 2021-11-09 2023-05-11 Schaeffler Technologies AG & Co. KG Drehmomentübertragungseinrichtung

Also Published As

Publication number Publication date
DE112015003154A5 (de) 2017-03-23
DE102014213170A1 (de) 2016-01-07

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