WO2012130213A1 - Dispositif d'actionnement pour l'actionnement d'appareils d'embrayage - Google Patents

Dispositif d'actionnement pour l'actionnement d'appareils d'embrayage Download PDF

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Publication number
WO2012130213A1
WO2012130213A1 PCT/DE2012/000296 DE2012000296W WO2012130213A1 WO 2012130213 A1 WO2012130213 A1 WO 2012130213A1 DE 2012000296 W DE2012000296 W DE 2012000296W WO 2012130213 A1 WO2012130213 A1 WO 2012130213A1
Authority
WO
WIPO (PCT)
Prior art keywords
bearing
region
area
bearing carrier
actuator
Prior art date
Application number
PCT/DE2012/000296
Other languages
German (de)
English (en)
Inventor
Sebastian Honselmann
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 DE112012001466.9T priority Critical patent/DE112012001466B4/de
Publication of WO2012130213A1 publication Critical patent/WO2012130213A1/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
    • F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
    • F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
    • F16D23/14—Clutch-actuating sleeves or bearings; Actuating members directly connected to clutch-actuating sleeves or bearings
    • 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
    • F16D21/00—Systems comprising a plurality of actuated clutches

Definitions

  • the invention relates to an actuating device for actuating clutch devices, comprising at least one of a, in particular electromechanically actuated actuator axially displaceable on a guide sleeve, a lever system of a coupling device acting bearing carrier with a service area for the Aktoriser and a storage area for acting on a lever system of the coupling device A - / Ausgurlager, wherein the storage area and the loading area are decoupled in the radial direction from one end and the range of functionality between the loading area on the bearing support and a region acting on him on a
  • Lever actuator of the actuator unit is designed for a functional in all functional surface contact.
  • the invention particularly relates to an actuating device for actuating a Doppelkuppiung with two means of a lever system axially operable coupling devices for a dual-clutch transmission.
  • Actuators for actuating dual clutches are previously known in a variety of prior art designs. These are characterized by radially nested and arranged around the transmission input shafts of a downstream dual clutch transmission actuating piston forming bearing carrier acting on different diameters each on a lever system of a coupling device and close or open depending on their design as forcibly open or closed clutches by axial displacements of the lever system ,
  • the bearing brackets are mechanically displaced by levers in the axial direction.
  • a generic embodiment of an actuating device for coupling devices, in particular in dual-clutch devices, is previously known from the publication DE 10 2008 047 170 A1.
  • the bearing carrier acting on a lever system of a coupling device is deflected in the axial direction by means of a lever actuator exerting a pivoting movement.
  • the individual bearing carrier is guided displaceably in the axial direction with little play on the guide sleeve.
  • the lever actuator acts on an admission
  • An actuating device for actuating clutch devices, comprising at least one bearing support axially displaceable by an actuator unit on a guide sleeve, bearing a lever system of a coupling with a bearing area for the actuator unit and a bearing area for acting on a lever system of the clutch release bearing, wherein at least a part of the bearing area of a further bearing carrier, which is axially displaceable by a further actuator unit on the first bearing carrier, is arranged concentrically around at least a part of the first bearing carrier, characterized in that the loading area and the bearing area are radially decoupled from each other, and a contact area between the loading area on the bearing carrier and an area acting on this at a lever actuator of the actuator unit, which is designed and arranged such that in all func- on Szuêtn the actuator flat contact between the bearing bracket and lever actuator is formed.
  • the contact region between the lever actuator acting on the bearing carrier in the loading region and the actuating element on the bearing carrier is formed by a form-locking connection. This serves in addition to a reduction of acting in the loading area pressing a preferably play-free coupling of the movement of the lever actuator with the loading area on the bearing carrier. Due to the avoidance of the linear Relattvterrorism between Beaufschlagungs Scheme and lever actuator wear in the force application area on the bearing bracket can be largely avoided and the local loads on the components are kept low. With regard to the specific embodiment of the surface area forming the contact region between lever actuator and bearing carrier, there are a large number of possibilities.
  • the contact region is formed either continuously and / or from a plurality of partial surfaces, which are preferably arranged symmetrically with respect to.
  • the surface regions on one of the components acting together in the contact region have at least one convex or concave surface region described by at least one radius of curvature, which interact with a concave or convex surface region, complementary to it, describable by at least one radius of curvature on the respective other component ,
  • the bearing carrier for the radial decoupling of the loading area from the storage area for the one input / release bearing is formed at least in two parts.
  • the bearing carrier comprises a support portion forming the loading area, which is mounted floating on a guide portion forming the bearing area.
  • the guide member may be embodied sleeve-shaped in the basic form, in particular in the form of a cylinder sleeve which partially encloses the guide sleeve actuating device.
  • the guide sleeve does not have to be completely formed as a cylinder sleeve, it also results in the ability to form the guide member substantially as a ring, extending from the webs in the direction of the input / Ausgurlagers.
  • these webs may be formed as partial surfaces of a cylindrical shape.
  • the region of the lever actuator which is in contact with the operating region of the bearing carrier, as already stated above, performs a pivoting movement.
  • This pivotal movement necessarily has a proportion of movement which is directed axially and is necessary for coping with the input / Ausgurwegs of the coupling and a radial motion component, whereby in conventional, non-decoupled bearing supports a radial relative displacement of the contact region of the lever actuator to Lagererträ- geramide is necessary ,
  • a rounded executed contact region of the lever actuator is usually performed on a flat contact region of the bearing carrier, resulting in a line contact with high surface pressure.
  • Figure 1 shows a section through an actuator with an inner bearing support, which is made in two parts, and an outer bearing support, which is also made in two parts;
  • Figure 2 shows the actuator of Figure 1, arranged on a guide sleeve, also in section;
  • Figure 3 shows a plan view of the inner bearing carrier of Figure 1 with release bearing and a lever actuator for actuating the actuator.
  • FIG. 1 shows an actuating device 1 according to the present invention, which has two release bearings 2 and 3 arranged concentrically about an axis (not shown).
  • the release bearings consist in each case of an inner ring 2a, 3a and an outer ring 2b, 3b, at which rolling elements (not shown) are located, so that with the rolling of the rolling elements on the inner and outer rings, a rotation of the inner and outer rings against each other is possible.
  • the release bearings 2 and 3 are mounted on bearing supports.
  • the bearing carrier for the release bearing 2 is made up of the support ring 11, the guide member 4 and the support member 5 together. Accordingly, the bearing carrier for release bearing 3 consists of the guide part 9 and the bearing part 10th
  • the bearing carrier for the release bearing 2 is in this case made in three parts in the present embodiment.
  • the support ring 11 which is connected via the projections 12 and complementary recesses 13 on the outer ring 2b of the release bearing 2 against rotation with the outer ring 2b of the release bearing 2.
  • the support ring 11 in turn is in turn connected to the guide part 4, which extends in the axial direction to the support part.
  • the guide member 4 consists of a ring which concentrically extends around the guide sleeve (see Figure 2) and of guide plates 4b which extend from this towards the release bearing and whose ends are connected to the support ring 11.
  • the guide plates 4b consist essentially of the partial surfaces of a cylinder, wherein small angles deviations from the cylindrical shape are possible and quite intended (see Figure 2).
  • the guide member is in this case in the region of the ring 4a radially immovable on the guide sleeve (see Figure 2) out, while the support ring 11 is guided at a certain distance from the guide sleeve, so that a slight tilting of the guide member 4 with the support ring 11 and the release bearing 2 possible - is.
  • the bearing part 5 Floating on the ring 4a of the guide part 4, the bearing part 5 is mounted.
  • a sliding plane 8 is formed, which makes relative movements between the bearing part 5 and guide member 4 in the radial direction to a limited extent possible.
  • the possible radial relative movement is limited by the stop 7 on the bearing part 5.
  • the bearing part 5 proves a contact area 6 for the engagement of a loading area on a lever actuator (not shown) which is designed as a cylindrical dome.
  • FIG. 2 shows an actuating device from FIG. 1 placed on a guide sleeve 14.
  • the guide sleeve 14 and the guide plates 4b and the support ring 11 there is a gap 15 which tapers from the support ring 11 and the release bearing 2 facing ends guide tabs 4b towards the ring 4a until it merges on the ring 4a in a sliding bearing seat.
  • the guide sleeve can easily tilt and thus allows a radial play compensation.
  • FIG. 3 shows the inner bearing carrier with the release bearing 2, the carrier ring 11, the guide part 4 with the guide straps 4b and the ring 4a, the bearing part 5 and the lever actuator 16.
  • the front region of the lever actuator 16 has an engagement region 17, which is designed to be complementary to the contact region 6 in the carrier part 5.
  • the carrier part 5 can now perform a sliding movement in the radial direction in addition to its deflection in the axial direction, so that an engagement without constraints of the guide member or support member in the radial direction of the guide sleeve is possible and still a flat contact between lever actuator 16th and support member 5 can be maintained.
  • the guide member 4 may be made of a plastic and the support member 5 made of steel, so that a low-wear sliding movement between the guide member 4 and support member 5 is possible due to the low coefficient of friction between steel and plastic. This can be further improved, for example, by the use of a lubricant additive in the plastic of the guide part 4.
  • Reference number list Actuator Actuator

Landscapes

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

Abstract

L'invention porte sur un dispositif d'actionnement pour l'actionnement de appareils d'embrayage, qui comprend au moins un support de palier qui peut être déplacé axialement sur une douille de guidage par une unité actionneur et qui attaque un système de levier appartenant à un appareil d'embrayage, le support de palier comprenant une région d'attaque pour l'unité actionneur et une région de palier pour un palier de butée d'embrayage et de débrayage agissant sur le système de levier du appareil d'embrayage, et un autre support de palier qui peut être déplacé axialement par une autre unité actionneur étant disposé concentriquement autour d'au moins une partie du premier support de palier. Le dispositif d'actionnement selon l'invention est caractérisé en ce que la région de palier et la région d'attaque sont découplées l'une de l'autre dans la direction radiale et que la région de contact entre la région d'attaque du support de palier et une région d'un actionneur de levier de l'unité actionneur qui attaque ce support de palier est formée et conçue de telle sorte qu'elle forme une région de contact plane dans tous les états de fonctionnement.
PCT/DE2012/000296 2011-03-28 2012-03-21 Dispositif d'actionnement pour l'actionnement d'appareils d'embrayage WO2012130213A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112012001466.9T DE112012001466B4 (de) 2011-03-28 2012-03-21 Betätigungsvorrichtung zur Betätigung von Kupplungseinrichtungen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011015278.4 2011-03-28
DE102011015278 2011-03-28

Publications (1)

Publication Number Publication Date
WO2012130213A1 true WO2012130213A1 (fr) 2012-10-04

Family

ID=46026586

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/DE2012/000296 WO2012130213A1 (fr) 2011-03-28 2012-03-21 Dispositif d'actionnement pour l'actionnement d'appareils d'embrayage

Country Status (2)

Country Link
DE (2) DE112012001466B4 (fr)
WO (1) WO2012130213A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102013205292A1 (de) 2013-03-26 2014-10-02 Schaeffler Technologies Gmbh & Co. Kg Betätigungsvorrichtung für eine Doppelkupplung
WO2015074657A2 (fr) 2013-11-21 2015-05-28 Schaeffler Technologies AG & Co. KG Dispositif d'actionnement servant à actionner un embrayage à friction
DE102014224518B4 (de) * 2014-12-01 2016-11-17 Schaeffler Technologies AG & Co. KG Kupplungsausrücklageranordnung

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0474546A1 (fr) * 1990-09-07 1992-03-11 Skf France Butée d'embrayage
DE9207078U1 (de) * 1992-05-26 1992-07-23 SKF GmbH, 8720 Schweinfurt Kupplungsausrücker, insbesondere für Kraftfahrzeugkupplungen
DE19712611A1 (de) * 1996-03-26 1997-10-30 Valeo Einheit aus Kupplungsdrucklager eines Fahrzeugs und Kupplungsgabel
DE102008047170A1 (de) 2007-10-11 2009-04-16 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Kupplungsbetätigungssystem

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1626427A (en) 1926-05-15 1927-04-26 Borg & Beck Co Friction clutch
WO2011050771A1 (fr) 2009-10-29 2011-05-05 Schaeffler Technologies Gmbh & Co. Kg Dispositif d'actionnement de dispositifs d'embrayage

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0474546A1 (fr) * 1990-09-07 1992-03-11 Skf France Butée d'embrayage
DE9207078U1 (de) * 1992-05-26 1992-07-23 SKF GmbH, 8720 Schweinfurt Kupplungsausrücker, insbesondere für Kraftfahrzeugkupplungen
DE19712611A1 (de) * 1996-03-26 1997-10-30 Valeo Einheit aus Kupplungsdrucklager eines Fahrzeugs und Kupplungsgabel
DE102008047170A1 (de) 2007-10-11 2009-04-16 Luk Lamellen Und Kupplungsbau Beteiligungs Kg Kupplungsbetätigungssystem

Also Published As

Publication number Publication date
DE102012204548A1 (de) 2012-10-04
DE112012001466B4 (de) 2024-01-25
DE112012001466A5 (de) 2013-12-24

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