WO2015149801A1 - Betätigungsvorrichtung und getriebe - Google Patents
Betätigungsvorrichtung und getriebe Download PDFInfo
- Publication number
- WO2015149801A1 WO2015149801A1 PCT/DE2015/200238 DE2015200238W WO2015149801A1 WO 2015149801 A1 WO2015149801 A1 WO 2015149801A1 DE 2015200238 W DE2015200238 W DE 2015200238W WO 2015149801 A1 WO2015149801 A1 WO 2015149801A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- clutch
- actuating
- ramp
- transmission
- rotation
- 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
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/08—Multiple final output mechanisms being moved by a single common final actuating mechanism
- F16H63/16—Multiple final output mechanisms being moved by a single common final actuating mechanism the final output mechanisms being successively actuated by progressive movement of the final actuating mechanism
- F16H63/18—Multiple final output mechanisms being moved by a single common final actuating mechanism the final output mechanisms being successively actuated by progressive movement of the final actuating mechanism the final actuating mechanism comprising cams
-
- 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
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/68—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings
- F16H61/684—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings without interruption of drive
- F16H61/688—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing specially adapted for stepped gearings without interruption of drive with two inputs, e.g. selection of one of two torque-flow paths by 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
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/40—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism comprising signals other than signals for actuating the final output mechanisms
- F16H63/46—Signals to a clutch outside the gearbox
-
- 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
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H2063/025—Final output mechanisms for double clutch transmissions
Definitions
- the invention relates to an actuating device, in particular for actuating a
- Transmission for selecting a translation stage and for engaging or disengaging the selected gear ratio and / or for actuating a clutch. Also, the invention relates to a transmission with such an actuator.
- Actuators for transmissions or clutches are well known in the art.
- WO 97/02963 discloses an actuating device for transmission and clutch in which transmission actuation and clutch actuation is carried out by means of actuators formed separately from one another.
- WO 02/066870 A1 discloses a transmission actuation in which a translation stage is designed to be automated when another translation stage is engaged.
- An embodiment of the invention relates to an actuating device for actuating a transmission for selecting a gear ratio and for engaging or disengaging the selected gear ratio and / or for actuating at least one clutch, with at least one rotatable roller element with guideways in which in each case a contact element of a shift fork engages for displacing the shift fork for selecting and inserting a gear ratio of a transmission and with an actuating portion for a clutch actuating means for actuating the at least one clutch, wherein the at least one roller element is designed such that the clutch is also engageable when no gear ratio is engaged.
- the roller element is designed such that it allows in the shift gate of the transmission with engaged gear ratio, the actuation of the clutch, such as the engagement of the clutch and in addition also in the selector gate, so not engaged gear ratio, the actuation of the clutch.
- the actuating region has ramp areas, so that the clutch actuating means is locked and rotated in a first rotational direction against the ramp area during rotation of the actuating area and rotated during rotation of the actuating area in a second direction of rotation relative to the ramp area and not rotated.
- a targeted control of the clutch by selective control of a direction of rotation and a rotational position, a different operation of the clutch can be made.
- the clutch is actuated and when turning in the other direction, the clutch is not operated.
- first ramp region which permits engagement of the clutch with an engaged transmission stage and that at least one second ramp region is provided, which allows engagement of the clutch even if the transmission ratio is not engaged.
- the first ramp region or the first ramp regions is or are associated with the transmission in such a way, that these are actuated in a position of the roller element, which is present in the shift gate of an inserted gear ratio of the transmission.
- the second ramp region is assigned to the transmission such that they are actuated in a position of the roller element, which is present in the selector gate at a not yet engaged transmission ratio of the transmission.
- the first ramp areas are arranged with inserted gear ratio such that it corresponds to the insertion positions of the respective guideway for the insertion of the transmission ratio.
- the second ramp region is arranged in relation to the first ramp regions such that it corresponds to the position occupied by the roll element when the transmission ratio has not yet been selected and when the transmission ratio has not yet been engaged. This position corresponds to the position of the guideways on the outer circumference of the roller element before branching takes place in the area of a switch.
- first ramp areas which permit the engagement of the clutch with an engaged gear ratio and that at least one second ramp area is provided, which allows engagement of the clutch even when the gear ratio is not engaged.
- the two first ramp areas are used to actuate the clutch at different engaged gear ratios, which lie in the lane or roller element formed as a shift drum in different lanes or guideways or are assigned.
- the at least one first ramp region and the second ramp region are arranged adjacent to one another.
- the clutch can be selectively actuated.
- the at least one roller element it is also expedient for the at least one roller element to be rotatable in a first direction of rotation and in a second direction of rotation, which is opposite to the first direction of rotation.
- the transmission can be transferred to one or the other operating situation, such as, for example, selecting a gear ratio, or engaging or disengaging or actuating a clutch.
- the at least one roller element it is particularly advantageous if the at least one roller element the
- the at least one roller element is hollow and has the actuating area with the ramp areas arranged on its inner circumference.
- the clutch can be operated favorably, without causing a collision with the transmission actuation.
- the at least one roller element has an annular recess and the clutch actuating element is of annular design and engages in the recess, the clutch actuating element having the actuating region with the ramp regions arranged on its inner circumference.
- the guideways have branches, wherein the driving through of the branches takes place depending on the direction of rotation, wherein when passing through a branch in a first direction of rotation, a change from one guideway to another guideway, and wherein when passing through a branch in a second direction of rotation no Change from one guideway to another guideway takes place.
- An embodiment of the invention relates to a transmission with a plurality of transmission stages and with at least one clutch, characterized by at least one actuator according to the invention.
- the transmission is a dual-clutch transmission, wherein two actuators are provided for selecting a gear ratio and for engaging or disengaging the selected gear ratio and / or for actuating two clutches.
- Figure 1 is a schematic view of an actuator according to the prior
- FIG. 2 shows a schematic view of an embodiment of an actuating device according to the invention
- FIG. 3 shows a side view of a roller element of an actuating device according to FIG.
- Figure 4 is a side view of a roller element of an actuating device according to the invention.
- Fig. 1 shows a schematic representation of an actuating device 1 according to the prior art.
- the actuating device 1 is used to actuate a transmission of a motor vehicle for selecting and inserting or disengaging a transmission stage and / or for actuating a clutch of the transmission.
- the actuating device 1 comprises a rotatable roller element 2, which is shown schematically in FIG. 1 as a rectangular surface.
- the rectangular surface of the roller element 2 represents the unwound surface of the roller element 2 schematically.
- the rotatable roller element 2 has on its surface guide tracks 3, 4, which extend in the circumferential direction of the roller element 2 and have branches 5.
- the guideways 3, 4 branches 5 which convert the guideways 3, 4 in guideways 6, 7, 8, 9.
- the guideways 6, 7 are arranged parallel to the guide track 3 but axially offset and the guideways 8, 9 are arranged parallel to the guideway 4 but axially offset therefrom, wherein the extension of the guideways 6, 7, 8, 9 in the circumferential direction only a portion of the Extension of the guideways 3, 4 occupy.
- the actuation of the contact elements 10, 1 1 and thus the shift forks 12, 13 takes place by rotation of the roller element 2 and displacement of the engagement of the contact element 10, 1 1 of the guideways 3, 4 to 6, 7 and 8, 9, by axial Displacement of the contact elements 10, 1 1 and thus the shift forks 12, 13.
- the actuation takes place by displacement of the contact elements 10, 1 1 of the guideways 3, 4 towards the guideways 6, 7 or 8, 9 by means of the passage of the contact elements 10th , 1 1 through the branches 5 to the guideways 6, 7, 8, 9.
- the transitions between the guideways 3, 4 and 6, 7, 8, 9 are formed depending on the direction of rotation.
- the rotatable roller element 2 is rotatable in a first direction of rotation and in a second direction of rotation, which is opposite to the first direction of rotation.
- a transition of the switching element 1 1 of the guideway 4 in the guideway 8 can be done by turning in a rotational direction, wherein the transition from the guideway to the guideway 4 then takes place in the other direction of rotation.
- the transition from the guideway 4 into the guideway 9 takes place in such a way that the contact element 11 takes place only by turning the roller element 2 to the left into the guideway 14 and then a rotation takes place in the guideway 9 in the opposite direction.
- the rotation to the left or right means in the schematic representation of Fig. 1, that the roller element is moved as a rectangular area to the right or to the left.
- the branches 5 are shown with a broken line as permeable, shown in solid line and broken line as one-sided permeable, wherein the arrow represents the passage direction from the permeable side to the impermeable side and the solid line alone represents a non-permeable transition. Accordingly, a transition from one guideway into another guideway or into sections of a guideway can take place, wherein the transition in the region of a permeable Branching can be done in both directions and a transition in a one-sided permeable branch can be done only in one direction. A passage in a one-sided permeable branching against the passage direction is not possible.
- a displaceable in the axial direction punch 18 is provided, which is displaceable relative to a force accumulator 19, which is supported on an inclined ramp surface of the ramp portion 15 in the axial direction.
- support may also be provided in the radial direction or in the circumferential direction.
- the punch 18 By turning the roller element 2, the punch 18 can be supported on a flank 20 of the ramp region 15, so that upon further rotation, the flank 20 rotates the punch 18 in the circumferential direction and thus displaces the clutch actuating means 16.
- the clutch actuating means 16 is designed as a piston rod of a master cylinder piston, so that a hydraulic actuation of the clutch 17 takes place by displacing the clutch actuating means 16.
- the ramp areas 15 of Figure 1 are used to actuate the clutch, wherein these are arranged on the circumference of the roller element 2, that with them an actuation of the clutch takes place after an actuation or insertion of a gear ratio of the transmission.
- roller element 2 If the roller element 2 is actuated from left to right, a selection process takes place in which a contact element 10 or 11 is moved from the guide track 3 or 4 into one of the guide tracks 6, 7, 8, 9. In a reverse rotation, a shift or a clutch actuation can take place.
- FIG. 2 shows a schematic illustration of an actuating device 1 according to the invention, in which ramp areas 100 are provided in addition to the ramp areas 15. These ramp portions 100 with their flanks 101 are used to actuate the clutch in a gear position in which no gear ratio is engaged, so the transmission is in the neutral position. It can be seen in FIG. 2 that two groups of ramp areas 15 are provided, to each of which a ramp area 100 is associated. The ramp areas 15 and 100 are arranged next to one another in the circumferential direction of the roller element 2.
- the actuating device 1 is formed substantially identical to the actuating device 1 according to FIG. The relevant description is also applicable to the actuator of Figure 2.
- Figures 3 and 4 show the roller element 2, as it is designed as a hollow element, wherein the ramp portions 15 are formed on a radially inner surface.
- the ramp areas 15 have a ramp surface 31 and an edge 20, wherein the clutch actuating means has a loading area 32, which is likewise designed in the shape of a ridge.
- a ramp region 100 with flanks 101, 102 is provided corresponding to FIG. 2.
- the ramp surface or flank 101 corresponds with the flank 20 at the ramp region 15 and the flank 102 with the flank 31.
- the axis has the loading area 32 as a driver, wherein the roller element 2 arranged around the axis has the recesses as respective ramp areas 15, 100 into which the driver can engage.
- axle can have the recesses as respective ramp areas and the roller element arranged about the axis can have the loading area as a driver, wherein the driver can then engage in the radially inwardly oriented recesses.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112015001578.7T DE112015001578A5 (de) | 2014-03-31 | 2015-03-31 | Betätigungsvorrichtung und Getriebe |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102014206062 | 2014-03-31 | ||
DE102014206062.1 | 2014-03-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015149801A1 true WO2015149801A1 (de) | 2015-10-08 |
Family
ID=53174745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2015/200238 WO2015149801A1 (de) | 2014-03-31 | 2015-03-31 | Betätigungsvorrichtung und getriebe |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE112015001578A5 (de) |
WO (1) | WO2015149801A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017117171A1 (de) * | 2017-07-28 | 2019-01-31 | GETRAG B.V. & Co. KG | Schaltwalze und Kraftfahrzeug-Schaltgetriebe |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997002963A2 (de) | 1995-07-12 | 1997-01-30 | Luk Getriebe-Systeme Gmbh | Kupplungs- und getriebebetätigungsvorrichtung |
WO2002066870A1 (de) | 2001-02-23 | 2002-08-29 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Getriebe |
WO2004041582A1 (en) * | 2002-11-07 | 2004-05-21 | Digitek S.P.A. | Electrochemical actuator for the automation of a mechanical gear unit of motor vehicles |
DE10354721A1 (de) * | 2002-11-25 | 2004-11-11 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Verfahren und Vorrichtungen zum Ansteuern eines automatisierten Getriebes eines Kraftfahrzeuges |
WO2011092492A1 (en) * | 2010-01-27 | 2011-08-04 | Hewland Engineering Ltd | Transmission |
EP2469130A1 (de) * | 2010-12-21 | 2012-06-27 | Saab Automobile AB | Getrieberegelungsanordnung, Getriebe, Fahrzeug und Getrieberegelungsverfahren |
DE102011105826A1 (de) * | 2011-05-14 | 2012-11-15 | Magna Powertrain Ag & Co. Kg | Aktuatoreinrichtung |
-
2015
- 2015-03-31 DE DE112015001578.7T patent/DE112015001578A5/de not_active Withdrawn
- 2015-03-31 WO PCT/DE2015/200238 patent/WO2015149801A1/de active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997002963A2 (de) | 1995-07-12 | 1997-01-30 | Luk Getriebe-Systeme Gmbh | Kupplungs- und getriebebetätigungsvorrichtung |
DE19655083B4 (de) | 1995-07-12 | 2010-12-23 | Luk Gs Verwaltungs Kg | Betätigungsvorrichtung |
WO2002066870A1 (de) | 2001-02-23 | 2002-08-29 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Getriebe |
WO2004041582A1 (en) * | 2002-11-07 | 2004-05-21 | Digitek S.P.A. | Electrochemical actuator for the automation of a mechanical gear unit of motor vehicles |
DE10354721A1 (de) * | 2002-11-25 | 2004-11-11 | Luk Lamellen Und Kupplungsbau Beteiligungs Kg | Verfahren und Vorrichtungen zum Ansteuern eines automatisierten Getriebes eines Kraftfahrzeuges |
WO2011092492A1 (en) * | 2010-01-27 | 2011-08-04 | Hewland Engineering Ltd | Transmission |
EP2469130A1 (de) * | 2010-12-21 | 2012-06-27 | Saab Automobile AB | Getrieberegelungsanordnung, Getriebe, Fahrzeug und Getrieberegelungsverfahren |
DE102011105826A1 (de) * | 2011-05-14 | 2012-11-15 | Magna Powertrain Ag & Co. Kg | Aktuatoreinrichtung |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017117171A1 (de) * | 2017-07-28 | 2019-01-31 | GETRAG B.V. & Co. KG | Schaltwalze und Kraftfahrzeug-Schaltgetriebe |
Also Published As
Publication number | Publication date |
---|---|
DE112015001578A5 (de) | 2017-01-26 |
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