EP3137783A2 - Système d'embrayage à friction - Google Patents

Système d'embrayage à friction

Info

Publication number
EP3137783A2
EP3137783A2 EP15736179.1A EP15736179A EP3137783A2 EP 3137783 A2 EP3137783 A2 EP 3137783A2 EP 15736179 A EP15736179 A EP 15736179A EP 3137783 A2 EP3137783 A2 EP 3137783A2
Authority
EP
European Patent Office
Prior art keywords
friction clutch
clutch device
plate
friction
coupling
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
EP15736179.1A
Other languages
German (de)
English (en)
Inventor
Valentin Khomutovskiy
Oswald Friedmann
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
Publication of EP3137783A2 publication Critical patent/EP3137783A2/fr
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
    • 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
    • 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
    • F16D13/40—Friction clutches with axially-movable clutching members with flat clutching surfaces, e.g. discs in which the or each axially-movable member is pressed exclusively against 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
    • F16D21/00—Systems comprising a plurality of actuated clutches
    • F16D21/02—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways
    • F16D21/06—Systems comprising a plurality of actuated clutches for interconnecting three or more shafts or other transmission members in different ways at least two driving shafts or two driven shafts being concentric
    • F16D2021/0684—Mechanically actuated clutches with two clutch plates
    • 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
    • F16D2121/00—Type of actuator operation force
    • F16D2121/14—Mechanical

Definitions

  • the invention relates to a friction clutch device, in particular for a
  • a friction clutch device comprising a rotation axis, a housing, at least one first clutch plate, at least one for axially actuating the friction clutch device relative to the at least one first clutch plate displaceable second clutch plate and an actuating device.
  • Pressure plate limited axially displaceable pressure plate and at least one output part with at least one clutch disc wherein the at least one clutch disc between the pressure plate and the at least one pressure plate is arranged and depending on a displacement of the at least one pressure plate frictional force / motion transmission between input part and output part is possible , characterized in that for the displacement of the at least one pressure plate a
  • Toggle device is provided.
  • Clutch disc between the first counter-plate and the first pressure plate and a first pulley, in particular factor pulley, for transmitting an actuating force for relatively moving the first pressure plate to the first counter-plate by means of a first traction means, wherein the first pulley radially outward on the first pressure plate
  • Clutch disc between the second counter-plate and the second pressure plate and a second pulley, in particular factor pulley, for transmitting a
  • Anpressplattenumlenkstoff is arranged.
  • the invention is based on the object, an aforementioned
  • Friction coupling device structurally and / or functionally improve.
  • an increased translation should be possible when actuated.
  • an application of input and Aussch conductedn should be made possible over the entire adjustment in Kupplungsachscardi.
  • a space should be better utilized.
  • an enlarged tilt angle of a lever element should be made possible.
  • a sliding movement should be avoided on a lever element.
  • wear should be reduced.
  • Friction clutch device comprising a rotation axis, a housing, at least one first clutch plate, at least one for actuating the friction clutch device relative to the at least one first clutch plate axially limited displaceable second clutch plate and an actuating device, characterized in that the
  • Actuating device at least one lever element, which is pivotably mounted on one of the coupling plates, and at least one rod element, on the one hand with the
  • the pressure plate can be displaced between an engaged operating position and a disengaged operating position.
  • the friction clutch device can at least one for frictional power transmission between the at least one Pressure plate and the at least one pressure plate einklemmbare clutch disc.
  • the drive train may include an internal combustion engine.
  • the internal combustion engine may have an output shaft.
  • the powertrain may include a torsional vibration damper.
  • the drive train may have a transmission.
  • the transmission may have at least one input shaft.
  • the drive train may have at least one drivable wheel.
  • the friction clutch device may be locatable in the drive train.
  • the friction clutch device may be arrangeable between the engine and the transmission.
  • the friction clutch device may be between the
  • Torsional vibration damper and the gear can be arranged.
  • the friction coupling device may have at least one pressure plate.
  • Friction clutch device may have at least one pressure plate.
  • Friction clutch device may comprise at least one intermediate pressure plate.
  • the at least one first coupling plate may be a pressure plate or an intermediate pressure plate.
  • the at least one second coupling plate may be a pressure plate.
  • the friction clutch device may have an input part.
  • Friction clutch device may have at least one output part.
  • the housing can also be referred to as a lid.
  • the input part can be driven by means of the output shaft of the internal combustion engine.
  • the at least one output part By means of the at least one output part, the at least one input shaft of the transmission can be driven.
  • the friction clutch device may have at least one single-plate clutch.
  • the friction clutch device may have at least one multi-plate clutch.
  • the friction clutch device can have at least one automatically opening clutch.
  • the friction clutch device can have at least one automatically closing clutch.
  • the friction clutch device may have at least one depressed clutch.
  • the friction clutch device may have at least one towed clutch.
  • the friction clutch device can be actuated by means of a clutch pedal.
  • the friction clutch device can be actuated automatically.
  • the friction clutch device may have a single clutch.
  • a single clutch may include a pressure plate and a pressure plate.
  • the friction clutch device may have a double clutch.
  • a dual clutch can have an intermediate pressure plate, a first pressure plate and a second pressure plate.
  • the intermediate printing plate can be arranged between the first pressure plate and the second pressure plate.
  • the friction coupling device may have a cable coupling.
  • the friction coupling device can, starting from a fully disengaged operating position, in between the input part and the at least one
  • a fully engaged operating position in which there is substantially complete power transmission between the input part and the at least one output part up to a fully disengaged operating position in which there is substantially no power transmission between the input part and the at least one output part. depending on actuation, a decreasing mechanical power transmission can be made possible.
  • a fully engaged actuation position may be a closed actuation position.
  • a fully disengaged operating position may be an open operating position.
  • the friction clutch device can serve to enable a start-up and a change of a gear ratio.
  • the output part is connected or disconnected from each other.
  • the at least one first coupling plate and the housing may be fixedly connected to each other.
  • the at least one first coupling plate and the housing may be rotatably connected to each other and axially fixed.
  • the Clutch plate and the housing can be connected to each other in a rotationally fixed.
  • the at least one second coupling plate can be connected to the housing limited axially displaceable.
  • the input part of the friction clutch device may include the housing having at least a first clutch plate and the at least one second clutch plate.
  • the at least one output part of the friction clutch device can have the at least one clutch disk.
  • the actuating device can serve for displacing the at least one second coupling plate.
  • the actuating device can be supported on the one hand on the at least one first coupling plate and / or the housing and on the other hand on the at least one second coupling plate.
  • the actuating device can serve to convert an actuating force and / or an actuating movement.
  • Actuator may serve to amplify an actuating force.
  • Actuating device can serve to convert a rotary actuating movement into a translational actuating movement.
  • the actuator may include a transmission.
  • the actuator may have a translation.
  • the actuator may comprise a mechanical transmission.
  • the at least one lever element can be mounted pivotably on a first coupling disk.
  • the at least one rod element can be connected on the one hand to the lever element and on the other hand to a second coupling plate in an articulated manner.
  • the at least one lever element can be mounted pivotably on a second clutch disk.
  • the at least one rod element may be connected on the one hand to the lever element and on the other hand to a first coupling plate in an articulated manner.
  • a lever element and a rod element can form an actuating module.
  • the bar element can also be called a bar.
  • the actuating device may have at least one actuating module.
  • the actuator may include a plurality of actuation modules. The actuator can be four to eight
  • Actuating modules in particular six actuation modules have.
  • the coupling plates may each have an outer edge.
  • the coupling plates may each have at least approximately the same outer diameter.
  • Clutch plates can be arranged concentrically with each other.
  • the at least one lever element and the at least one rod element can be arranged radially on the outside of the coupling plates.
  • the at least one lever element and the at least one rod element may be arranged on the outer edge of the coupling plates.
  • Several actuation modules of the actuation device can be arranged so as to be distributed in the circumferential direction.
  • the at least one lever element can about a to the axis of rotation of the
  • Friction coupling device vertical pivot axis be pivotable.
  • the at least one rod element can be deflectable about the axis of rotation of the friction coupling device perpendicular joint axes.
  • the at least one lever element can be designed as an angle lever.
  • the at least one lever element may have a load arm and a power arm.
  • the power arm can be longer than the load arm.
  • the at least one lever element may have a pivot point.
  • the at least one lever element can be arranged with its fulcrum on the at least one pressure plate.
  • the at least one rod element can be connected to the load arm.
  • the actuating device can have a rotatable ring element concentric with the axis of rotation of the friction coupling device.
  • the at least one lever element can be connected in an articulated manner to the ring element.
  • the power arm of the at least one lever element can be connected to the ring element.
  • a rotation of the ring element can cause a pivoting of the at least one lever element.
  • the friction coupling device can be used for the pivotable mounting of the at least one lever element and / or for the articulated connection of the at least one
  • Bar elements have at least one bearing device with an inner part and an outer part.
  • the bearing device can also be referred to as a Wippsegement.
  • the inner part may be pin-like.
  • the outer part may be designed like a nut.
  • the inner part and the outer part may be displaceable relative to each other.
  • the inner part and the outer part can be rolled up to each other.
  • the inner part may have a rolling portion for the outer part.
  • the outer part may have a rolling portion for the inner part.
  • the rolling portions may each have a convex surface.
  • the rolling sections may each have different rolling radii.
  • the rolling radius of the inner part may be greater than the rolling radius of the outer part.
  • the invention thus provides, inter alia, a tilting segment for a lever coupling.
  • a seesaw segment can be
  • the Wippsegmentmutter can be pressed into a support element.
  • the pressure plate can serve as a support element.
  • the lever can serve as a support element.
  • the Wippsegmentpin can remain in any position within an outer radius of the Wippsegmentmutter, so that a press-in bore of the support element is not affected.
  • the rocker segment nut can enclose the rocker segment pin in a contact region in such a way that slippage, e.g. is avoided during transport.
  • a maximum tilt angle can be selected such that an angle between a normal in a roll-off point and the direction of force in the rocker segment pin (which is also the axis of symmetry) has a slip condition: ⁇
  • Fig. 1 is a kinematics of a lever actuation of a friction clutch in the open
  • Fig. 6 is a storage of a lever actuation in an end position
  • Fig. 7 shows a geometry of a bearing of a lever operation.
  • Fig. 1 shows a kinematics of a lever actuation 100 of a friction clutch 102 otherwise not shown in the open operating position.
  • Fig. 2 shows the kinematics of the lever operation 100 of the friction clutch 102 in closed
  • the friction clutch 102 is presently a double clutch and has a first
  • Pressure plate 104 an intermediate pressure plate 106 and a second pressure plate 108 on.
  • the intermediate pressure plate 106 is disposed axially between the first pressure plate 104 and the second pressure plate 108.
  • the friction clutch 102 has a housing.
  • the intermediate pressure plate 106 is fixedly connected to the housing.
  • the first pressure plate 104 and the second pressure plate 108 are each rotatably connected to the housing and axially displaceable relative to the intermediate pressure plate 106 axially connected.
  • the lever actuator 100 serves to displace the first
  • Pressure plate 104
  • the lever actuator 100 has a lever element 1 10.
  • the lever member 1 10 is designed as an angle lever with a power arm 1 12, a load arm 1 14 and a pivot point 1 16.
  • the power arm 1 12 has a greater length than the load arm 1 14.
  • Lever element 1 10 is with its pivot point 1 16 on the first pressure plate 104th
  • the lever actuator 100 has a rod element 1 18.
  • Rod member 1 18 is hingedly connected at one end 120 to the free ends 122 of the load arm 1 14 and the other end 124 to the intermediate pressure plate 106.
  • the power arm 1 12 has a free end 126 for an actuating force attack.
  • the pressure plate 104 and the intermediate pressure plate 106 are spaced apart from each other so far that no frictional power transmission to / from one between the pressure plate 104 and the
  • the lever member 1 10 can be pivoted about the pivot point 1 16 so that using the rod member 1 18, the pressure plate 104 moves to the intermediate pressure plate 106 out.
  • the pressure plate 104 In the closed operating position shown in FIG. 2, the pressure plate 104 is displaced toward the intermediate pressure plate 106 such that a frictional power transmission to / from one between the
  • Pressure plate 104 and the intermediate pressure plate 106 arranged clutch disc can be done.
  • An actuation path is designated 128 in FIG. 1 or FIG. 2.
  • Fig. 3 shows a friction clutch 200 with a lever actuation in a perspective view.
  • the friction clutch 200 is in the present case a single clutch and has a pressure plate 204 and a pressure plate 206.
  • the lever actuator 202 has a plurality of lever elements, such as 208, and a plurality of rod elements, such as 210, on. In each case a lever element 208 and a rod element 210 form
  • the friction clutch 200 has a plurality of, here six,
  • Actuation modules 212 which are arranged distributed uniformly in the circumferential direction.
  • FIG. 4 shows an actuation module 212 with lever element 208 and a rod element 210 in a detailed view.
  • actuation module 212 For pivotable mounting of the lever member 208 to the pressure plate 204 is a storage 216.
  • a storage 218th For pivotally supporting the rod member 210 on the lever member 208 is a storage 218th
  • Fig. 5 shows a bearing 300, such as storage 216, 218 of FIG. 4, a lever operation in the middle position.
  • Fig. 6 shows the bearing 300 in an end position.
  • Fig. 7 shows a geometry of the bearing 300 in the middle position and in an end position.
  • the bearing 300 has an inner part 302 and an outer part 304.
  • the inner part 302 is pin-like and firmly connected to a lever element of a lever operation.
  • the outer part 304 is designed like a nut and with a coupling plate a
  • Friction clutch or firmly connected to a rod element of a lever operation.
  • the outer part 304 is pressed into a circular receptacle of the coupling plate or the rod member.
  • the inner part 302 has a rolling portion 306 for the outer part. Side of the
  • Abrolling section 306 has the inner part 302 indentations 308.
  • the outer part 304 has a rolling portion 310 for the inner part 302. Laterally of the rolling portion 310, the outer part 304 has extensions 312.
  • the rolling portion 306 of the inner part 302 and the rolling portion 310 of the outer part 304 each have a convex surface.
  • the rolling portion 306 of the inner part 302 has a larger radius r1 and the rolling portion 310 of the outer part 304 has a smaller radius r2.
  • the inner part 302 and the outer part 304 are relative to each other between two end positions over a tilt angle ß displaced.
  • the inner part 302 and the outer part 304 roll with their Abroll sections 306, 310 due to the satisfied sliding condition ⁇ ⁇ ⁇ 1 ⁇ slidably from each other.
  • a force along a normal is denoted by F.

Landscapes

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

Abstract

L'invention concerne un système d'embrayage à friction, notamment pour une chaîne cinématique d'un véhicule à moteur à combustion interne, ledit système d'embrayage à friction présentant un axe de rotation, un carter, au moins un premier plateau d'accouplement, au moins un deuxième plateau d'accouplement pouvant être déplacé de manière limitée dans le sens axial par rapport audit au moins un premier plateau d'accouplement pour actionner le système d'embrayage à friction, ainsi qu'un dispositif d'actionnement. Selon l'invention, ce dispositif d'actionnement présente un élément levier monté pivotant sur un des plateaux d'accouplement et un élément tige relié de manière articulée d'une part avec l'élément levier et d'autre part avec un autre plateau d'accouplement pour améliorer ledit système d'embrayage à friction sur le plan structural et/ou fonctionnel.
EP15736179.1A 2014-04-28 2015-04-22 Système d'embrayage à friction Ceased EP3137783A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014207910 2014-04-28
PCT/DE2015/200272 WO2015165459A2 (fr) 2014-04-28 2015-04-22 Système d'embrayage à friction

Publications (1)

Publication Number Publication Date
EP3137783A2 true EP3137783A2 (fr) 2017-03-08

Family

ID=53540538

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15736179.1A Ceased EP3137783A2 (fr) 2014-04-28 2015-04-22 Système d'embrayage à friction

Country Status (5)

Country Link
US (1) US10247258B2 (fr)
EP (1) EP3137783A2 (fr)
JP (1) JP6703490B2 (fr)
DE (1) DE112015002034A5 (fr)
WO (1) WO2015165459A2 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3137783A2 (fr) 2014-04-28 2017-03-08 Schaeffler Technologies AG & Co. KG Système d'embrayage à friction

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2168960A (en) * 1938-01-31 1939-08-08 Twin Dise Clutch Company Clutch mechanism

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US2125433A (en) * 1936-08-22 1938-08-02 Twin Disc Clutch Co Clutch mechanism
US2184135A (en) * 1938-01-21 1939-12-19 Twin Disc Clutch Co Clutch mechanism
US2172077A (en) * 1938-01-31 1939-09-05 Borg Warner Clutch control
US2261432A (en) * 1941-03-17 1941-11-04 Ernest S Cooke Clutch mechanism
US2406238A (en) * 1941-12-08 1946-08-20 Atwood Vacuum Machine Co Two-way clutch
US2442787A (en) * 1941-12-12 1948-06-08 Dana Corp Clutch actuating mechanism
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US2854110A (en) * 1952-07-02 1958-09-30 Massey Ferguson Ltd Clutch mechanism
US2773575A (en) * 1953-02-04 1956-12-11 Fichtel & Sachs A G Fa Multiple clutch arrangement
US3021931A (en) * 1958-04-01 1962-02-20 Massey Ferguson Inc Friction clutch mechanism
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US3279572A (en) * 1963-05-17 1966-10-18 Brown Tractors Ltd Sequentially operated clutches with exterior adjustment
US3215233A (en) * 1963-06-10 1965-11-02 Ford Motor Co Dual friction clutches
DE1750689B1 (de) * 1968-05-25 1971-04-15 Fichtel & Sachs Ag Reibungskupplung insbesondere doppelkupplung
FR2080730A1 (fr) * 1970-02-24 1971-11-19 Luk Lamellen & Kupplungsbau
JPS55671Y2 (fr) * 1974-12-04 1980-01-10
GB1522023A (en) * 1975-03-05 1978-08-23 Automotive Prod Co Ltd Friction clutch mechanism
DE2538662A1 (de) * 1975-08-30 1977-03-03 Luk Lamellen & Kupplungsbau Reibungskupplung
FR2374557A1 (fr) * 1976-12-16 1978-07-13 Ferodo Sa Embrayage a double disque de friction
JPS53117864U (fr) * 1977-02-26 1978-09-19
IT1273057B (it) * 1994-08-03 1997-07-01 Carraro Spa Gruppo di innesto a frizione
DE10016604B4 (de) * 2000-04-04 2011-09-22 Zf Sachs Ag Doppelkupplungsanordnung
US7150348B2 (en) * 2003-10-07 2006-12-19 Magneti Marelli Powertrain Usa Llc Ergonomic clutch actuator
DE102009039467A1 (de) * 2009-08-31 2011-03-03 GM Global Technology Operations, Inc., Detroit Doppelreibungskupplung für ein Fahrzeug
DE102011104412A1 (de) 2010-06-29 2012-05-31 Schaeffler Technologies Gmbh & Co. Kg Reibungskupplungseinrichtung
DE102012201972A1 (de) * 2012-02-10 2013-08-14 Schaeffler Technologies AG & Co. KG Kupplungsvorrichtung
DE102013201262A1 (de) 2012-02-17 2013-08-22 Schaeffler Technologies AG & Co. KG Doppelkupplung sowie für eine Doppelkupplung geeignete Reibungskupplung
EP3137783A2 (fr) 2014-04-28 2017-03-08 Schaeffler Technologies AG & Co. KG Système d'embrayage à friction

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Publication number Priority date Publication date Assignee Title
US2168960A (en) * 1938-01-31 1939-08-08 Twin Dise Clutch Company Clutch mechanism

Non-Patent Citations (1)

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Title
See also references of WO2015165459A2 *

Also Published As

Publication number Publication date
US10247258B2 (en) 2019-04-02
WO2015165459A2 (fr) 2015-11-05
US20170045097A1 (en) 2017-02-16
JP2017514083A (ja) 2017-06-01
DE112015002034A5 (de) 2017-03-02
JP6703490B2 (ja) 2020-06-03
WO2015165459A3 (fr) 2015-12-23

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