WO2016165852A1 - Torque-transmission device - Google Patents
Torque-transmission device Download PDFInfo
- Publication number
- WO2016165852A1 WO2016165852A1 PCT/EP2016/053260 EP2016053260W WO2016165852A1 WO 2016165852 A1 WO2016165852 A1 WO 2016165852A1 EP 2016053260 W EP2016053260 W EP 2016053260W WO 2016165852 A1 WO2016165852 A1 WO 2016165852A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- support plate
- actuator
- transmission device
- actuator ring
- torque transmission
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000003825 pressing Methods 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 description 16
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
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
- F16D13/00—Friction clutches
- F16D13/04—Friction clutches with means for actuating or keeping engaged by a force derived at least partially from one of the shafts to be connected
-
- 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
- F16D28/00—Electrically-actuated clutches
-
- 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
- F16D2023/123—Clutch actuation by cams, ramps or ball-screw mechanisms
Definitions
- the present invention relates to a torque transmitting apparatus comprising an input member, an output member, a friction clutch, and an actuator unit and a method of manufacturing such a torque transmitting apparatus.
- Couplings in various embodiments are to be mentioned in particular in connection with torque transmission devices.
- these are clutches which frictionally connect a rotating input element, for example an input shaft, and a rotating output element, for example an output shaft, in particular in order to transmit torque.
- the clutch can be configured as a brake with a fixed input element or a fixed output element, in particular in order to transmit a braking torque.
- a well-known class of couplings are friction clutches.
- the actuation of such friction clutches is generally carried out by means of an actuator unit.
- the friction clutch is often designed as a multi-plate clutch, ie as a multi-plate clutch.
- the actuator unit may be embodied electrically, electromagnetically, hydraulically or electrohydraulically.
- the actuator unit has an electric motor, then this also includes a transmission device for translating a rotational movement of a motor shaft of the electric motor into a slow motion.
- a transmission device for translating a rotational movement of a motor shaft of the electric motor into a slow motion.
- such an actuator unit usually has a deflection device which converts the rotational movement of the motor shaft and / or a gear part of the actuator into a translatory movement for actuating the friction clutch.
- the components of the ramp mechanism are loaded during the power transmission by high axial forces and are fixed in the loading direction according to the prior art by means of various constructive designs in order to counteract the load with a corresponding opposing force.
- the document DE 20 2005 017 525 U1 describes, for example, a friction clutch with a first actuator ring and a second actuator ring, which cooperate via respective ball grooves such that an axial movement of the actuator rings relative to one another is effected by the rotational movement of the actuator rings relative to each other.
- the actuator rings are driven via a drive motor to a rotary motion relative to each other.
- An actuator ring serves as a support ring and the other actuator ring is designed as an adjusting ring.
- the support ring is rotatably and axially fixed on a drive shaft.
- the support ring is supported by means of a radial bearing and a thrust bearing on the drive shaft or a portion of the drive shaft and the support ring is rotatably held by positive connection with a securing portion of the housing.
- the document DE 10 2012 210 341 A1 describes a Reibungskupplungsan- order, wherein for actuating the friction clutch via an engine Axialverstell 180 is actuated. This results in a motor rotation of a thrust washer and / or a support disc against each other.
- the support plate is connected either to a shaft or to the housing.
- a torque transmission device for a motor vehicle comprising an input element, an output element, a friction clutch, wherein the input element can be coupled with the output element in an effective manner via the friction clutch and thus optionally torque from the input element to the output element and an actuator unit for actuating the friction clutch
- the actuator unit comprises a ramp mechanism with a first actuator ring and a relative to the first actuator ring with respect to a common axis of rotation axially movable second actuator ring, wherein the first actuator ring is supported on a side facing away from the second actuator ring in the axial direction on a support plate, wherein the support plate and the input element or the output element along a pressing surface are pressed against each other and the support plate by means of at least one
- the torque transmission device includes an input member, an output member, a friction clutch, and an actuator unit.
- the input element can be effectively coupled to the output element via the friction clutch, whereby optionally torque can be transmitted from the input element to the output element.
- the actuator unit is used for actuating the friction clutch and has a ramp mechanism with a first actuator ring and a second actuator ring that is axially movable relative to the first actuator ring with respect to a common axis of rotation.
- the ramp mechanism according to the invention can be arranged on the input shaft or the output shaft of the torque transmission device and serves to convert a rotary input movement into a translatory movement for actuating the friction clutch.
- the first actuator ring is supported at a side facing away from the second actuator ring in the axial direction on a support plate.
- the support plate and the input member or the output member are pressed against each other along a pressing surface.
- Characterized in that the support plate is pressed with the input element can be a desired clearance of the friction clutch set in a simple manner accurately, without having to use additional components such as shims.
- the support plate is fixedly connected to the input element or the output element by means of at least one weld.
- the weld provides a reliable and firm connection between the support plate and the input element.
- the axial forces acting, for example, on the first actuator ring can be counteracted by a counterforce.
- the support plate is formed like a ring and thus has an inner circumference.
- the pressing surface is formed along the inner circumference of the support plate.
- weld seam in the region of the inner circumference of the support plate is formed circumferentially along the outer circumference of the input element or output element.
- the actuator unit preferably comprises an electric motor, wherein the ramp mechanism can be actuated by means of the electric motor.
- the actuator unit may also be designed electromagnetically, hydraulically or electrohydraulically.
- the input element and / or the output element are formed as a shaft.
- the first actuator ring is supported on the support plate via a thrust bearing.
- the method for producing the torque transmission device thus comprises two temporally successive method steps. First, the support plate is pressed onto the input element or the output element, whereby a pressing surface is formed, then the support plate is welded to the input member or the output member.
- Such a configuration of the method for producing the torque transmission device according to the invention is to be regarded as simple and inexpensive.
- the support plate is welded by laser welding to the input element or the output element.
- Fig. Shows a cross section of an exemplary torque transmission device according to the invention.
- Fig. Shows a cross section of an embodiment of a torque transmission device 1 according to the invention.
- the torque transmission device 1 has an input element 2, an output element 3, a friction clutch 4 and an actuator unit 5.
- the input element 2, as well as the output element 3 are designed as a shaft. Via the friction clutch 4, the input element 2 is drive-effectively coupled to the output element 3. Thus, optionally torque can be transmitted from the input element 2 to the output element 3.
- the friction clutch 4 is in FIG. As a multi-plate clutch, so as a multi-plate clutch executed.
- the actuator unit 5 is used to actuate the friction clutch 4 and has an actuator motor (not shown in FIG.), Here, an electric motor, a reduction gear (not shown in FIG.) And a ramp mechanism 6. By means of the actuator motor, a rotational movement is generated, which is supplied to the ramp mechanism 6 via the reduction gear.
- the ramp mechanism 6 is used to convert the rotational movement into a translational movement along a rotation axis 8.
- the ramp mechanism 6 is arranged on the output member 3.
- the ramp mechanism 6 comprises a first actuator ring 7 and a second actuator ring 9, wherein the second actuator ring 9 relative to the first Aktuator- ring 7 with respect to the common axis of rotation 8 is axially movable.
- the first actuator ring 7 is rotatably and axially non-displaceably arranged on the output member 3.
- the second actuator ring 9 is rotatably and axially displaceably arranged on the output element 3.
- the first actuator ring 7 and the second actuator ring 9 have a plurality of ball grooves, wherein in each case a ball groove of the first actuator ring 7 and a ball groove of the second actuator ring 9 cooperate by leading together a ball.
- the ball grooves of the first actuator ring 7 and of the second actuator ring 9 have a pitch with respect to a normal plane to the axis of rotation 8.
- the support plate 10 is annular and pressed along a pressing surface 12 on the output member 3 - the output member 3 and the support plate 10 are pressed together along a pressing surface 12 against each other.
- the support plate 10 is connected on a side facing away from the ramp mechanism 6 by means of a circumferential weld 1 1 fixed to the output member 3.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Operated Clutches (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112016001747.2T DE112016001747A5 (en) | 2015-04-14 | 2016-02-16 | The torque transfer device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102015206683.5 | 2015-04-14 | ||
DE102015206683 | 2015-04-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2016165852A1 true WO2016165852A1 (en) | 2016-10-20 |
Family
ID=55398285
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2016/053260 WO2016165852A1 (en) | 2015-04-14 | 2016-02-16 | Torque-transmission device |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE112016001747A5 (en) |
WO (1) | WO2016165852A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108930726A (en) * | 2017-05-22 | 2018-12-04 | 舍弗勒技术股份两合公司 | Clutch apparatus |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5141091A (en) * | 1990-09-25 | 1992-08-25 | Valeo | Clutch control mechanism, in particular for motor vehicles |
US20030057052A1 (en) * | 2000-06-12 | 2003-03-27 | Mcclay Scott | Clutch shaft stress relief |
DE202005017525U1 (en) * | 2005-11-09 | 2006-03-02 | Magna Drivetrain Ag & Co Kg | Friction clutch comprises a first fixed actuator ring and a second rotating actuator ring which is coupled with a drive motor via a toothed arrangement |
DE102014201916A1 (en) * | 2013-02-28 | 2014-08-28 | Schaeffler Technologies Gmbh & Co. Kg | Actuator device and method for its production |
-
2016
- 2016-02-16 WO PCT/EP2016/053260 patent/WO2016165852A1/en active Application Filing
- 2016-02-16 DE DE112016001747.2T patent/DE112016001747A5/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5141091A (en) * | 1990-09-25 | 1992-08-25 | Valeo | Clutch control mechanism, in particular for motor vehicles |
US20030057052A1 (en) * | 2000-06-12 | 2003-03-27 | Mcclay Scott | Clutch shaft stress relief |
DE202005017525U1 (en) * | 2005-11-09 | 2006-03-02 | Magna Drivetrain Ag & Co Kg | Friction clutch comprises a first fixed actuator ring and a second rotating actuator ring which is coupled with a drive motor via a toothed arrangement |
DE102014201916A1 (en) * | 2013-02-28 | 2014-08-28 | Schaeffler Technologies Gmbh & Co. Kg | Actuator device and method for its production |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108930726A (en) * | 2017-05-22 | 2018-12-04 | 舍弗勒技术股份两合公司 | Clutch apparatus |
Also Published As
Publication number | Publication date |
---|---|
DE112016001747A5 (en) | 2018-01-04 |
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