WO2018059617A1 - Embrayage multidisque / à disques multiples permettant de moduler le couple - Google Patents

Embrayage multidisque / à disques multiples permettant de moduler le couple Download PDF

Info

Publication number
WO2018059617A1
WO2018059617A1 PCT/DE2017/100752 DE2017100752W WO2018059617A1 WO 2018059617 A1 WO2018059617 A1 WO 2018059617A1 DE 2017100752 W DE2017100752 W DE 2017100752W WO 2018059617 A1 WO2018059617 A1 WO 2018059617A1
Authority
WO
WIPO (PCT)
Prior art keywords
clutch
disc
spring
pressure pot
modulation
Prior art date
Application number
PCT/DE2017/100752
Other languages
German (de)
English (en)
Inventor
Rolf Meinhard
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 DE112017004826.5T priority Critical patent/DE112017004826A5/de
Publication of WO2018059617A1 publication Critical patent/WO2018059617A1/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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D13/00—Friction clutches
    • F16D13/22—Friction clutches with axially-movable clutching members
    • F16D13/38—Friction clutches with axially-movable clutching members with flat clutching surfaces, e.g. discs
    • F16D13/52—Clutches with multiple lamellae ; Clutches in which three or more axially moveable members are fixed alternately to the shafts to be coupled and are pressed from one side towards an axially-located member
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D25/00—Fluid-actuated clutches
    • F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
    • F16D25/082—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members co-inciding with the axis of rotation

Definitions

  • the invention relates to a clutch for arrival or Abkoppein a combustion engine from / to one / an electric motor drivable while a motor vehicle drive train, with a first, several discs / Lameiien containing Lameiienvers which is frictionally connectable with a second, several slices / slats Lameiienwoven connectable in which a pressure pot is arranged and is in interaction with a disk of one of the two slave packages in order to force pressure to be exerted, that upon an axial displacement of the pressure pot, the frictional engagement between the disks of the two slave packages is forced.
  • multi-plate clutches or multi-plate clutches have the advantage that they can build very compact and compared to the single-disc design can transmit very large moments, Alierdings these have no component bends that could act to extend the characteristic.
  • multi-disc clutches are preferred.
  • An actuator is here understood to mean an actuating and / or moving / actuating member, which may be one of the components of the group consisting of (electric) motor, pump, CSC and / or a component operatively connected thereto.
  • a modulation spring with the slats / discs is connected in series.
  • This modulation spring is arranged so that it is operated / operated only in the initial region of the characteristic, almost linearly rising.
  • the modulation spring is connected to the actuator. Without a modulation spring would have to be force-controlled, i. hydraulically, which is suitable for wet multi-plate clutches, but also for dry multi-disc clutches. Electromechanical or hydrostatic actuators with position control are possible with the modulation spring.
  • the invention therefore has a greater range than just the spring member and the coupling, especially in hybrid modules of the parallel type they are now achsparaliel or coaxial, the use of offers.
  • a modulation spring is inserted / fitted in between the pressure plate closest to the disk / disk and the pressure pot or the modulation spring between the pressure pot and the actuator, such as a CSC / Concentric Slave Cylinder, for example between the pressure pot and a release bearing axially displaced by the actuator, preferably in contact with a Ausguriagerausring.
  • the modulation spring can be located somewhere between a hydraulic piston and the multi-plate clutch, in particular two disc packs.
  • the modulation spring may be located somewhere between an actuator motor and the multi-plate clutch, in particular both disc packs.
  • the modulation spring is designed as a divider spring, corrugated or Welifeder.
  • inexpensive, but effective components can be used.
  • a tinny, plate-like, prepared for bending steel element has great advantages.
  • the pressure pot in the axial direction at least 25 times, preferably 30 times stiffer than the Wodulationsfeder ,
  • the clutch is designed as a dry clutch or as a wet clutch.
  • the modulating spring is designed to be bent / applied to its nearest disk / sipe upon initial pressurization by the pressure pot until it is flat / on-block abuts both components.
  • the Modulafionsfeder should abut flat on both components from a torque input of 80 Nm to 120 Nm, preferably 100 Nm.
  • An advantageous exemplary embodiment is also characterized in that one or both of the lamellae and lamellae have at least one or more selectively arranged scarfs / lamellae.
  • the invention also relates to a HybridGermanantriebssfrang with a coupling of the type according to the invention.
  • the "defined force” should correspond to the defined clutch torque until the modulating ability is required.
  • the clutch / disconnect clutch is to be used for P2 hybrids, be they coaxial, ie in such a way that the clutch is integrated in the electric machine, as well In any case, a particularly space-saving hybrid module is now presented.Theoretically, a use in high-voltage or 48 volt hybrid applications or P3 hybrid applications is conceivable
  • a disc spring is connected in series for the modulability of the multi-plate clutch, which lengthens the torque build-up of the clutch as far as possible and goes to block when a defined force is reached, and thus the overall characteristic curves Reduce the length to the best possible degree The more discs are used per disc pack, the lower the stiffness of the modulation spring should be.
  • Fig. 2 shows another embodiment with a coaxial Eiektromaschine / an electric motor in a comparable to FIG. 1 Darstefungmaschine, Figo. 3 to 5, the embodiment according to. 2 in three successive temporal states, wherein in the state shown in FIG. 3, the multi-plate clutch is actively opened via a CSC and the modulatail spring is therefore relaxed, so that air between the plate 4 shows a metered closing of the clutch, wherein the modulation spring is pressed by a support spring in the manner of a dividing spring in the direction block / flat, and in Fig. 5, the multi-plate clutch is completely closed, so the Modulation spring is on block, and now a steep torque increase is possible
  • Fig. 6 is the spring travel in relation to the spring force of the modulation spring is shown and in Fig. 7 on the one hand the clutch torque during the Einkuppeivorgangs in dependence on the CS € ⁇ position is shown and on the other hand, the release force is shown in dependence on the CSC position, and
  • Fig. 8 shows a furtherdistinsforrn with a coaxial electric machine / a
  • a section through a coupling 1 according to the invention is shown.
  • This clutch has a combustion engine side 2 and a Getneheein- gangsseite 3.
  • a pressure pot 4 is actuated via an actuator 5, namely in the manner of a CSC 8.
  • a divider spring 7 acts on the pressure pot 4 axially displacing, so that a modulation spring 8 the next hergege disc / lamella 9 of a first Lameifenwovenes 10, the non-rotatably on a support 11, but axially slidably connected, on more discs / slats of a second Lameilenwovenes 12 rubs frictionally.
  • the Moduiationfeder is completely flat, ie perpendicular, and is on block.
  • the individual disks / disks of the second disk set 12 are non-rotatably but axially slidably connected to a support sleeve 13.
  • a pulley 14 is rotatably connected and acts torque transmitting with an endless traction means 15, as with a V-belt together,
  • a coaxial electric machine 16 which can also be operated as an electric motor or generator, can be used, as shown in FIG.
  • a state is reproduced in which the modulation spring 8 is completely brought to block, that is both flat on the pressure pot 4, as well as flat on the next disc or disk 9 of the first disk pack 10 is present.
  • FIGS. 3 to 5 show the displacement of the pressure pot 4 which takes place successively in succession, with an ultimately achieved (see FIG. 5) achieved blocking / plan alignment of the modulation spring 8.
  • this modulation spring 8 is still shown completely relaxed.
  • the spring travel in millimeters [mm] is plotted on the abscissa and the spring force in Newton is plotted on the ordinate.
  • the characteristic of the modulation spring is shown by the line 17 and runs at about 900 N through the ordinate.
  • the overall characteristic of the multi-plate clutch is plotted on an abscissa indicating the CSC position in mm, so that in a first region 18, the clutch 1 is open, in a second region 19, the torque build-up is reached in a controlled manner and in a third Area 20 causes a steep torque increase. It is entered with the line 21, the clutch torque and registered with a line 22, the release force.
  • the three areas 18, 19 and 20 are also visualized in FIG. 8. The ordinals in FIG.
  • the modulating spring 8 may optionally be inserted between a thrust ring and one of the two disc packs 10 or 12, or inserted between the engaging Z-withdrawal bearing 24 and the thrust ring / pressure pot 4 (as shown) or between a hydraulic piston Z the stepped piston 23 and the engagement -ZAus Wegiager 24, namely the engagement ZAus Wegiagerinnenring 25 be inserted.
  • Biattfedertext 27 for achieving a rearward division andZoder centering tion of DruckringesZDrucktopfes 4 between a Lameüenarme 28 and the pressure pot 4 is attached.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mechanical Operated Clutches (AREA)

Abstract

L'invention concerne un embrayage (1) servant à accoupler ou désaccoupler un moteur à combustion interne d'un arbre entraîné par moteur électrique d'une chaîne cinématique de véhicule automobile, comprenant un premier empilement de disques (10) comportant plusieurs disques et pouvant être relié par friction à un deuxième empilement de disques (12) comportant plusieurs disques, un pot de pression (4) étant agencé et pouvant interagir au niveau d'un disque (9) d'un des deux empilements de disques (10, 12) pour transmettre la pression de manière qu'en cas de déplacement axial du pot de pression (4), le contact par friction entre les disques des deux empilements de disques (10, 12) soit forcé, un ressort de modulation (8) étant agencé sur chaque trajet de force parcouru lors de l'actionnement des empilements de disques (10, 12) entre un actionneur (5) et les deux empilements de disques (10, 12). Cette invention se rapporte en outre à une chaîne cinématique de véhicule hybride équipée d'un tel embrayage.
PCT/DE2017/100752 2016-09-27 2017-09-08 Embrayage multidisque / à disques multiples permettant de moduler le couple WO2018059617A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112017004826.5T DE112017004826A5 (de) 2016-09-27 2017-09-08 Mehrscheiben-/Lamellenkupplung für Momentenmodulation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016218576 2016-09-27
DE102016218576.4 2016-09-27

Publications (1)

Publication Number Publication Date
WO2018059617A1 true WO2018059617A1 (fr) 2018-04-05

Family

ID=59930152

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2017/100752 WO2018059617A1 (fr) 2016-09-27 2017-09-08 Embrayage multidisque / à disques multiples permettant de moduler le couple

Country Status (2)

Country Link
DE (1) DE112017004826A5 (fr)
WO (1) WO2018059617A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210142415A (ko) * 2020-05-18 2021-11-25 현대트랜시스 주식회사 듀얼 클러치 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990009533A1 (fr) * 1989-02-08 1990-08-23 Zahnradfabrik Friedrichshafen Ag Dispositif d'embrayage a pedale
DE19530443A1 (de) * 1995-08-18 1996-10-10 Daimler Benz Ag Formschluß-Kupplung mit axialen Mitnahmeverzahnungen
EP1577575A1 (fr) * 2004-03-17 2005-09-21 Borg Warner Inc. Embrayage à disques
EP2299140A1 (fr) * 2009-09-16 2011-03-23 ZF Friedrichshafen AG Embrayage à lamelles doté d'un élément élastique
DE102014014236A1 (de) * 2014-02-22 2015-08-27 Borgwarner Inc. Antriebsstrang für ein Kraftfahrzeug und Verfahren zum Betrieb eines solchen Antriebsstrangs

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990009533A1 (fr) * 1989-02-08 1990-08-23 Zahnradfabrik Friedrichshafen Ag Dispositif d'embrayage a pedale
DE19530443A1 (de) * 1995-08-18 1996-10-10 Daimler Benz Ag Formschluß-Kupplung mit axialen Mitnahmeverzahnungen
EP1577575A1 (fr) * 2004-03-17 2005-09-21 Borg Warner Inc. Embrayage à disques
EP2299140A1 (fr) * 2009-09-16 2011-03-23 ZF Friedrichshafen AG Embrayage à lamelles doté d'un élément élastique
DE102014014236A1 (de) * 2014-02-22 2015-08-27 Borgwarner Inc. Antriebsstrang für ein Kraftfahrzeug und Verfahren zum Betrieb eines solchen Antriebsstrangs

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20210142415A (ko) * 2020-05-18 2021-11-25 현대트랜시스 주식회사 듀얼 클러치 장치
KR102464637B1 (ko) 2020-05-18 2022-11-07 현대트랜시스 주식회사 듀얼 클러치 장치

Also Published As

Publication number Publication date
DE112017004826A5 (de) 2019-06-13

Similar Documents

Publication Publication Date Title
EP3069035B1 (fr) Embrayage à friction
EP3516249A1 (fr) Système d'embrayage multiple et module hybride pour véhicule automobile
EP3191333A1 (fr) Module hybride comprenant des embrayages de coupure et principal ainsi que des systèmes d'actionnement disposés entre ceux-ci
DE10016607A1 (de) Doppelkupplungsanordnung
DE102007036097A1 (de) Lastschaltelement
WO2014094764A1 (fr) Embrayage
DE102013204589A1 (de) Kupplungssystem
DE102016209019B3 (de) Kupplungseinrichtung und Hybridmodul
DE102019116593A1 (de) Mehrscheibenkupplung mit optimierter Verschiebereibung; Hybridmodul, Doppelkupplungseinrichtung sowie Antriebsstrang
WO2018059617A1 (fr) Embrayage multidisque / à disques multiples permettant de moduler le couple
DE102011102329A1 (de) Doppelkupplung und Verfahren zu deren Steuerung
DE102013201660A1 (de) Kupplungssystem
WO2018068783A1 (fr) Dispositif d'accouplement
DE102006025529A1 (de) Drehmomentübertragungsanordnung für den Antriebsstrang eines Fahrzeugs
EP3665397A1 (fr) Embrayage à friction auto-renforçant comprenant des ressorts à lames
DE102017126799A1 (de) Selbstverstärkende Reibungskupplung mit Blattfedern
EP3788272B1 (fr) Dispositif d'embrayage a friction, module hybride et dispositif d'entrainement pour un vehicule automobile
DE102012211706A1 (de) Reibungskupplung
WO2020052708A1 (fr) Embrayage étiré semi-automatique
DE102016223769A1 (de) Kupplungsvorrichtung mit Mittel zum Erzeugen einer die Anpresskraft unterstützenden Federkraft in Abhängigkeit des Drehzustandes
DE102016213388B4 (de) Kupplungssystem für einen hybriden Kraftfahrzeugantriebsstrang mit einer die Betätigungskraft einer Teilkupplung umlenkenden Betätigungseinrichtung
EP3833885B1 (fr) Paquet de lamelles avec une souplesse axiale spécialement appliquée
DE102017129261A1 (de) Lamellenkupplung mit radial innerhalb eines Lamellenpakets angeordneter Feder und Hybridmodul mit Lamellenkupplung
EP3874174B1 (fr) Embrayage à friction
DE102016209562A1 (de) Betätigungsanordnung

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 17771657

Country of ref document: EP

Kind code of ref document: A1

REG Reference to national code

Ref country code: DE

Ref legal event code: R225

Ref document number: 112017004826

Country of ref document: DE

122 Ep: pct application non-entry in european phase

Ref document number: 17771657

Country of ref document: EP

Kind code of ref document: A1