WO2017108030A1 - Betätigungsvorrichtung - Google Patents
Betätigungsvorrichtung Download PDFInfo
- Publication number
- WO2017108030A1 WO2017108030A1 PCT/DE2016/100603 DE2016100603W WO2017108030A1 WO 2017108030 A1 WO2017108030 A1 WO 2017108030A1 DE 2016100603 W DE2016100603 W DE 2016100603W WO 2017108030 A1 WO2017108030 A1 WO 2017108030A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- tension
- actuating element
- tension rod
- actuating
- rod
- Prior art date
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
- F16D13/58—Details
- F16D13/70—Pressure members, e.g. pressure plates, for clutch-plates or lamellae; Guiding arrangements for pressure members
-
- 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
- F16D13/58—Details
- F16D13/583—Diaphragm-springs, e.g. Belleville
-
- 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
- F16D13/58—Details
- F16D13/70—Pressure members, e.g. pressure plates, for clutch-plates or lamellae; Guiding arrangements for pressure members
- F16D13/71—Pressure members, e.g. pressure plates, for clutch-plates or lamellae; Guiding arrangements for pressure members in which the clutching pressure is produced by springs only
-
- 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
Definitions
- the invention relates to an actuating device for displacing a pressure plate of a friction clutch, in particular a double clutch of a vehicle and a method for mounting the actuating device.
- Double clutches are known, for example, from DE 10 2005 037 514 A1 and from DE 10 2010 032 867 A1. In motor vehicles, such dual clutches are used to transmit torque between an internal combustion engine and a transmission having two input shafts.
- the double clutches mentioned are dry double clutches whose individual clutches each have their own pressure plate, while a central plate is a constituent part of both clutches.
- Each of the individual clutches is actuated by means of an actuating lever formed by a plate spring, wherein both disc springs are arranged on the same side of the central plate.
- the pressure plates facing the actuating mechanisms can be actuated by means of a relatively compact actuating mechanism which is narrow in the axial direction, while the actuating mechanism, with which the second pressure plate can be actuated, requires considerably more space, in particular in the axial direction.
- Part of this expansive actuator is a tie rod, which protrudes past the central plate and is connected to one of the pressure plates.
- an actuating device for displacing a pressure plate of a friction clutch, in particular a double clutch of a vehicle, provided with an actuating element, in particular lever spring, for displacing the pressure plate for frictional pressing a clutch disc between the pressure plate and a counter plate, and a tension element for transmitting an actuating force of the actuating element on the pressure plate, wherein the tension element comprises a plurality of tension rods and wherein each of the tension rods is connected by a positive connection, in particular plug connection with the actuating element.
- the prior art is used to actuate a partial clutch of a double clutch tie rod, which rests as a component with an annular end portion on the force of the disc spring.
- a partial clutch of a double clutch tie rod which rests as a component with an annular end portion on the force of the disc spring.
- the tension rods are connected directly to the actuating element.
- an additional intermediate element such as the annular end part of the tie rod of the known double clutch, can be saved, whereby the production costs can be reduced.
- the tension rods can be connected by a bayonet connection with the actuating element.
- the assembly of the tie rods on the actuator can be done by a simple plug-in rotary movement. Accordingly, the tension rods can also be easily disassembled from the actuating element, for example in order to be able to exchange the tension rods easily in the event of a defect. The ease of assembly and ease of maintenance of the double clutch can be improved.
- the attachment of the tension rods with the pressure plate can for example also be done by a plug connection, in particular bayonet connection. It is also possible that the tension rods go through other attachment methods such as. For example, screwing or riveting can be fixed to the pressure plate.
- the tension rods may be formed separately from each other.
- the tie rods can be replaced independently if necessary.
- the tension rods can be formed identically to one another and arranged uniformly distributed in the circumferential direction of the actuating element. Due to the identical design and the uniform distribution of the tension rods wear due to uneven component loads can be avoided, whereby the life of the coupling can be extended.
- the identically formed tension rods can advantageously be produced inexpensively as a mass-produced component, as a result of which the production costs can be reduced.
- the tension rod may have a longitudinal direction, a first transverse direction directed perpendicular to the longitudinal direction, and a second transverse direction directed perpendicularly to the longitudinal direction and to the first transverse direction, wherein the tension rod has a first extension in the first transverse direction and a second extension in the second transverse direction is smaller than the first extension.
- the tension rod may have a connecting portion, wherein the connecting portion may comprise a reduced extension in the first transverse direction of the tension rod.
- the connecting portion may be located between a free-standing end portion for engaging the actuating member and a main portion of the tension rod.
- the reduced extent of the connecting portion in the first transverse direction may be substantially the same as the second extension of the tension rod.
- the connecting portion of the tension rod may have a circular cross-section.
- the actuating element be provided with a plurality of receiving slots for receiving the tension rods, wherein each of the receiving slots has a cross-section adapted to the tension rod.
- the number of receiving slots may correspond to the number of Werstä-, each Switzerlandstab is associated with a receiving slot.
- the receiving slots can be formed identically to each other and distributed uniformly in the circumferential direction of the actuating element. Due to the identical design and the uniform distribution of the receiving slots wear due to uneven component loads can be avoided, whereby the life of the clutch can be extended.
- the tension rod between an insertion position in which the pull rod is partially inserted into the receiving slot of the actuating element, and a holding position is movable, in which the pull rod is attached to the actuating element, wherein the pull rod is through a twist about a longitudinal axis extending in the longitudinal direction of the insertion position moves to the holding position.
- the pull rod in the insertion position in the receiving slot is inserted such that the connecting portion of the tension rod is located in the receiving slot.
- the end portion of the tension rod protrudes in the axial direction over the receiving slot.
- the receiving slot of the actuating element should have a cross section which corresponds to the cross section of the end portion of the tension rod to pass the end portion of the tension rod.
- the connecting portion of the tension rod in the receiving slot can be rotated about a longitudinal axis extending in the longitudinal direction.
- the receiving slot may preferably have a widened region in which the connecting portion of the tension rod is located.
- the tension rod can be rotated by 90 ° for movement from the insertion position to the holding position.
- the end section of the tension rod is arranged perpendicular to the receiving slot of the actuating element, as a result of which the end section engages with a maximum contact surface on the actuating element. fen can.
- the gripping force of the end portion is distributed evenly and axially symmetrically on both sides of the receiving slot, whereby wear due to uneven component loads can be avoided.
- the invention further relates to a method for assembling an actuating device, which may be formed and developed as described above, comprising the following steps: providing a tension element comprising a plurality of separately formed tension rods, each of the tension rods being provided with a connecting portion, providing a reduced extension in the first transverse direction of the tension rod, providing the actuating element provided with a plurality of receiving slots for receiving the tension rods, inserting the tension rod into the receiving slot of the actuating element until the connecting portion of the tension rod is in the receiving slot of the actuating element, twisting of the tension rod about a longitudinal axis extending in its longitudinal direction, until the tension rod is attached to the actuating element.
- Fig. 1 a schematic perspective view of an actuating device
- FIG. 2 shows a schematic sectional view of the actuating device in the first step of assembling a tension rod
- FIG. 3 shows a schematic sectional view of the actuating device in the second step of mounting a tension rod
- Fig. 4 is a schematic sectional view of the actuating device in the third step of mounting a tension rod and Fig. 5: a schematic side view of the actuating device.
- Fig. 1 shows a schematic perspective view of an actuating device 10 according to an embodiment of the invention.
- the actuating device has an actuating element 12 for displacing a pressure plate (not shown) and a tension element 14 for transmitting an actuating force of the actuating element 12 to the pressure plate.
- the actuating element 12 is designed as a plate spring 16.
- the plate spring 16 has a force edge 18 which is bounded radially inwardly by an inner nominal diameter 20 and radially outwardly by an outer nominal diameter 22. From the inner nominal diameter 20, a plurality of spring tongues 24 protrude radially inwards in order to introduce an actuating force (not shown) from an actuating device into the force edge 18.
- the operating force of the force edge 18 of the plate spring 16 can be forwarded to the pressure plate.
- the plate spring 16 has at its edge 18 more of the outside nominal diameter 22 radially outwardly projecting connecting straps 26.
- the tension element 14 comprises a plurality of tension rods 28.
- Each of the tension rods 28 can be connected by a positive connection, in particular a plug connection with the plate spring 16.
- the tension rods 28 are fixed by a bayonet connection to the plate spring 16.
- the plate spring 16 on each connecting plate 26 has a receiving slot 30.
- the receiving slots 30 are formed identically to each other and distributed uniformly in the circumferential direction of the plate spring 16. As shown in Fig. 1, the receiving slot 30 extends in the radial direction of the plate spring 16.
- the compound of the tension rod 28 with the receiving slot 30 of the plate spring 16 is described with reference to FIGS. 2 to 4 explained in more detail.
- the tension rod 28 has a longitudinal direction L, a first transverse direction eQ directed perpendicularly to the longitudinal direction L, and a perpendicular to the longitudinal direction L and the second transverse direction zQ directed to the first transverse direction eQ, wherein the tension rod 28 has a first extension eE in the first transverse direction eQ and a second extension in the second transverse direction zQ. Extension zE, which is smaller than the first extension eE.
- the tension rod 28 has a connecting portion 32. As shown in Fig.
- the connecting portion 32 in the first transverse direction eQ of the tension rod 28 has a reduced extension vE.
- the reduced extent vE of the connecting portion 32 of the tension bar 28 is substantially equal to the second extent zE of the tension bar 28.
- the connecting portion 32 is located between a free end portion 34 and a main portion 36 of the tension bar 28.
- the tension rod 28 is disposed in the first step below the receiving slot 30 such that the longitudinal direction L of the tension rod 28 corresponds to the axial direction of the plate spring 16 and the first transverse direction eQ of the tension rod 28 corresponds to the radial direction of the plate spring sixteenth
- FIG 3 shows a schematic sectional view of the actuating device 10 in the second step of assembling the tension rod 28.
- the tension rod 28 is inserted into the receiving slot 30 of the disc spring 16 until the connecting portion 32 of the tension rod 28 is in the receiving slot 30 of the disc spring 16 located.
- the end section 34 of the tension rod 28 protrudes in the axial direction beyond the receiving slot 30 of the plate spring 16.
- the receiving slot 30 of the disc spring 16 should have a cross section corresponding to the cross section of the end portion 34 of the tension rod 28 to pass the end portion 34 of the tension rod 28.
- FIG 4 shows a schematic sectional view of the actuating device 10 in the third step of assembling the tension rod 28.
- the reduced extension vE of the connecting portion 32 in the first transverse direction eQ of the tension rod 28 is substantially equal to the second extension zE of the tension rod 28.
- FIG the connecting portion 32 of the tension rod 28 are rotated in the receiving slot 30 about a longitudinal axis extending in the longitudinal direction L.
- the receiving slot 30 may have a widened portion 38 in which the Connecting portion 32 of the tie rod 28 is located.
- the tension rod 28 is rotated by 90 °.
- the end portion 28 of the tension rod 28 engages the edge 40 of the receiving slot 30, whereby the Switzerlandstabe 28 is connected to the plate spring 16.
- Fig. 5 shows a schematic side view of the actuator 10.
- the plate spring 16 is pivotally mounted about a pivot point 42.
- an operating force BF provided by an actuator (not shown) exerts on the spring tongues 24 of the plate spring 16
- the plate spring 16 is pivoted about the pivot point 42.
- the plate spring 16 is pivoted such that the spring tongues 24 of the plate spring 16 are moved in the axial direction down and the force edge 18 of the plate spring 16 in the axial direction upwards.
- this movement or the actuating force BF are transmitted to the pressure plate, whereby the pressure plate can be actuated by the plate spring 16.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Operated Clutches (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112016005901.9T DE112016005901A5 (de) | 2015-12-22 | 2016-12-20 | Betätigungsvorrichtung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015226394.0 | 2015-12-22 | ||
DE102015226394.0A DE102015226394A1 (de) | 2015-12-22 | 2015-12-22 | Betätigungsvorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017108030A1 true WO2017108030A1 (de) | 2017-06-29 |
Family
ID=57838095
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2016/100603 WO2017108030A1 (de) | 2015-12-22 | 2016-12-20 | Betätigungsvorrichtung |
Country Status (2)
Country | Link |
---|---|
DE (2) | DE102015226394A1 (de) |
WO (1) | WO2017108030A1 (de) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10340665A1 (de) * | 2003-09-04 | 2005-03-31 | Zf Friedrichshafen Ag | Kraftspeicher für eine Reibungskupplung |
DE102005037514A1 (de) | 2004-09-03 | 2006-03-09 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
DE102010032867A1 (de) | 2009-08-20 | 2011-02-24 | Schaeffler Technologies Gmbh & Co. Kg | Doppelkupplungsvorrichtung |
DE102010022237A1 (de) * | 2010-05-20 | 2011-11-24 | Schaeffler Technologies Gmbh & Co. Kg | Doppelkupplung |
DE102012211706A1 (de) * | 2011-07-29 | 2013-01-31 | Schaeffler Technologies AG & Co. KG | Reibungskupplung |
DE102014205914A1 (de) * | 2013-04-29 | 2014-10-30 | Schaeffler Technologies Gmbh & Co. Kg | Deckelanordnung für eine Reibungskupplung |
WO2015043593A1 (de) * | 2013-09-26 | 2015-04-02 | Schaeffler Technologies AG & Co. KG | Zweiseitig gelagerte hebelfeder für push-/pull-aktivierung mit zuganker |
-
2015
- 2015-12-22 DE DE102015226394.0A patent/DE102015226394A1/de not_active Withdrawn
-
2016
- 2016-12-20 DE DE112016005901.9T patent/DE112016005901A5/de not_active Withdrawn
- 2016-12-20 WO PCT/DE2016/100603 patent/WO2017108030A1/de active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10340665A1 (de) * | 2003-09-04 | 2005-03-31 | Zf Friedrichshafen Ag | Kraftspeicher für eine Reibungskupplung |
DE102005037514A1 (de) | 2004-09-03 | 2006-03-09 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Drehmomentübertragungseinrichtung |
DE102010032867A1 (de) | 2009-08-20 | 2011-02-24 | Schaeffler Technologies Gmbh & Co. Kg | Doppelkupplungsvorrichtung |
DE102010022237A1 (de) * | 2010-05-20 | 2011-11-24 | Schaeffler Technologies Gmbh & Co. Kg | Doppelkupplung |
DE102012211706A1 (de) * | 2011-07-29 | 2013-01-31 | Schaeffler Technologies AG & Co. KG | Reibungskupplung |
DE102014205914A1 (de) * | 2013-04-29 | 2014-10-30 | Schaeffler Technologies Gmbh & Co. Kg | Deckelanordnung für eine Reibungskupplung |
WO2015043593A1 (de) * | 2013-09-26 | 2015-04-02 | Schaeffler Technologies AG & Co. KG | Zweiseitig gelagerte hebelfeder für push-/pull-aktivierung mit zuganker |
Also Published As
Publication number | Publication date |
---|---|
DE102015226394A1 (de) | 2017-06-22 |
DE112016005901A5 (de) | 2018-09-13 |
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