CN104482137B - Double clutch speed-changing differential assemblies - Google Patents
Double clutch speed-changing differential assemblies Download PDFInfo
- Publication number
- CN104482137B CN104482137B CN201410803230.1A CN201410803230A CN104482137B CN 104482137 B CN104482137 B CN 104482137B CN 201410803230 A CN201410803230 A CN 201410803230A CN 104482137 B CN104482137 B CN 104482137B
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- Prior art keywords
- clutch
- platen
- differential
- speed
- shell
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Classifications
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- 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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/10—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with one or more one-way clutches as an essential feature
-
- 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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/037—Gearboxes for accommodating differential gearings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a kind of pair of clutch speed-changing differential assembly, including double clutch and speed change differential device assembly, the double clutch includes first clutch, second clutch and clutch operating device, the first clutch and second clutch control alternately to engage or separate by the clutch operating device, of the invention pair of clutch speed-changing differential assembly low cost, it is small volume, lightweight, the scope of application of double clutch speed-changing differential assemblies can be greatly enhanced so as to fit being equipped on the vehicle that electric motor car etc. is small-sized, cost control is strict.
Description
Technical field
The present invention relates to automotive component field, specifically a kind of pair clutch speed-changing differential assembly.
Background technology
Double clutch gearboxes combine the advantage of manual transmission and automatic gear-box, do not use torque-converters, then adopt
With two sets of clutches, alternateing work and reach the effect that gapless is shifted gears by two sets of clutches not only makes automobile
Driving becomes simpler, but also is effectively improved comfortableness, dynamic property and the security of automobile.Double clutch is responsible for shelves
The important function such as position switching, starting control, power transmission, torsion damping, overload protection, are the passes of dual-clutch transmission system
Key member, existing double clutch generally applies to medium-to-high grade passenger car, two clutch packs difference of this double clutch
Controlled by two independent electric ＆ hydraulic control systems, so that the switching of the different gears of control double clutch two respectively, this
Automatic control system complex structure, it is relatively costly, therefore, existing pair of clutch speed-changing differential assembly is difficult to apply to electric motor car
It is narrow Deng space, the less vehicle of cost space.
Therefore, for solve problem above, it is necessary to it is a kind of only need a set of operating mechanism can to double clutch in two
Independent clutch pack is controlled, make its structure greatly simplify and low cost double clutch speed-changing differential assemblies.
The content of the invention
In view of this, the purpose of the present invention is to overcome defect of the prior art, there is provided a kind of simple structure, transmission efficiency
High, double clutch speed-changing differential assemblies of low cost.
Of the invention pair of clutch speed-changing differential assembly, including double clutch and speed change differential device assembly, described pair of clutch
Device includes first clutch, second clutch and clutch operating device, and the first clutch and second clutch are by being somebody's turn to do
Clutch operating device control is alternately engaged or separated；
Further, the clutch operating device includes the first platen and the second platen, the first platen and the second platen it
Between have and be linked and for driving first clutch and second clutch alternately to engage or separate；
Further, the first clutch and second clutch are friction plate clutch, and the second platen is provided with makes
The pretightning force of two clutches engagement, the first platen can overcome the pretightning force to be linked with the formation of the second platen and divide second clutch
From and engage first clutch；
Further, the clutch operating device also includes the clutch being equipped with the input transmission of double clutch
Heart set, the first platen is connected and pretightning force in the way of the circumferencial direction that slides axially is driven with the second platen with clutch heart set
It is arranged between clutch heart set and the first platen or between clutch heart set and the second platen；
Further, second platen is provided with guide pillar vertically, and guide pillar is fixed with the first platen through clutch heart set and connected
Connect, pretightning force includes being arranged at the spring between clutch heart set and the first platen or between clutch heart set and the second platen
Ⅰ；
Further, second platen is provided with guide pillar vertically, and guide pillar passes through clutch heart set and the second platen and fixes
Be connected to a push-plate, pretightning force include being arranged at the spring I between the first platen and push-plate and be arranged at the first platen with from
Spring II between clutch heart set；
Further, the guide pillar is provided with the limited step for carrying out axial limiting to the first platen, the elasticity of spring I
Coefficient of elasticity of the coefficient more than spring II；
Further, the first clutch includes being fixed on the first movable friction plate of clutch heart set and is moved with first to rub
The first static friction piece that pad coordinates, second clutch includes being fixed on the second movable friction plate of clutch heart set and is moved with second
The second static friction piece that friction plate coordinates；The first clutch also includes the first clutch being fixedly connected with the first static friction piece
Device shell, second clutch also includes the second clutch shell being fixedly connected with the second static friction piece, first clutch shell
It is coaxially disposed with second clutch shell and first clutch shell is contained within second clutch shell；
Further, the speed change differential device assembly also include speed changer and differential mechanism, the speed changer include input shaft and
Output shaft, input shaft is rotatably equipped with driving gear I and driving gear II, and output shaft transmission is equipped with driven tooth
Wheel I and driven gear II, the input of input shaft and clutch are connected, and driving gear I and driving gear II are respectively with the
One clutch outer member and second clutch shell are connected；
Further, the differential mechanism includes differential casing and differential gear component and differential casing transmission cooperation sets
Put the differential gear for coordinating with output shaft transmission.
The beneficial effects of the invention are as follows：Of the invention pair of clutch speed-changing differential assembly, clutch operating device control the
One clutch and second clutch are alternately engaged or separated, therefore, the control of this double clutch can using simple structure from
Autocontrol system, it might even be possible to realize control manually, therefore of the invention pair of clutch speed-changing differential assembly, cost bottom, volume
Small, lightweight, electric motor car etc. is small-sized, cost control is strict so as to fit being equipped on can to greatly enhance the scope of application of double clutches
Vehicle.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is structural representation of the invention.
Specific embodiment
Fig. 1 is structural representation of the invention, as illustrated, double clutch speed-changing differential assemblies of the present embodiment, including
Double clutch and speed change differential device assembly, double clutch include first clutch, second clutch and clutch operating device, institute
First clutch and second clutch is stated to control alternately to engage or separate by the clutch operating device, therefore, this pair of clutch
The control of Transaxle assembly using the automatic control system of simple structure, or even can be controlled, the present embodiment using manual
Double clutch, its cost bottom is small volume, lightweight, can greatly enhance the scope of application of double clutches so as to fit being equipped on electricity
The vehicle that motor-car etc. is small-sized, cost control is strict；
In the present embodiment, the clutch operating device includes the first platen 13 and the second platen 7, the first platen 13 and the
Have between two platens 7 and be linked and for driving first clutch and second clutch alternately to engage or separate, first from
Clutch and second clutch can use existing all clutch configurations, such as friction plate clutch, jaw clutch, and lead to
Cross the first platen 13 and the second platen 7 makes first clutch and second clutch engagement or separates, the He of the first platen 13 accordingly
Can be using being fixedly connected or elastic connection is linked so as to be formed, and then when the first platen 13 is compressed between second platen 7
While, the second platen 7 is separated；Likewise, when the second platen 7 is compressed, the first platen 13 is separated, so as to realize the first clutch
Device is alternately engaged or separated with second clutch.
In the present embodiment, the first clutch and second clutch are friction plate clutch, and the second platen 7 is provided with
The pretightning force for engaging second clutch, the first platen 13 can overcome the pretightning force and the second platen 7 to be formed to link and make second
Clutch separation simultaneously engages first clutch, the engagement of friction plate clutch with separate be by compress or disengaging friction
Piece realizes that the pretightning force can realize that, so that second clutch is often engaged, first clutch is normal using flexible members such as springs
Separate, and when the first platen 13 is promoted, the first platen 13 can overcome the pretightning force to compress first clutch, simultaneously as
Have between first platen 13 and the second platen 7 and be linked, the second platen 7 will be realized separating, so it is final realize first from
Clutch is engaged, and first clutch is separated.
In the present embodiment, the clutch operating device also include with the transmission of the input of double clutch be equipped with from
Clutch heart set 5, the first platen 13 and the second platen 7 connect in the way of the circumferencial direction that slides axially is driven with clutch heart set 5
Connect and pretightning force is arranged between clutch heart set 5 and the first platen 13 or between clutch heart set 5 and the second platen 7；From
The clutch heart covers 5 external cylindrical surfaces and is respectively in 10 liang of spacer ring vertically circumferentially arranged with spacer ring 10, the first platen 13 and the second platen 7
Side, first clutch is located between the platen 13 of spacer ring 10 and first, and second clutch is located between the platen 7 of spacer ring 10 and second,
Because clutch heart set 5 is connected with the first platen 13 and the second platen 7, therefore, the first platen 13 and the second platen 7 will be with
Clutch heart set 5, elastic force can use compression spring or extension spring, the secondth platen 7 is not being received external forces
In the case of press to spacer ring 10 all the time and second clutch is often engaged.
In the present embodiment, second platen 7 is provided with guide pillar 16 vertically, and guide pillar 16 can be circumferential uniform along the first platen 13
Distribution is multiple, and via is correspondingly provided with clutch heart set 5, and guide pillar 16 is fixedly connected through clutch heart set 5 with the first platen 13
(the first platen 13, the second platen 7 this fit form it is not shown in figures), pretightning force include be arranged at clutch heart set
5 and the first spring I 17 between platen 13 or between clutch heart set 5 and the second platen 7, if spring I 17 is using compression bullet
Spring, then spring I 17 should be arranged at clutch heart set 5 and first between platen 13, if spring I 17 uses extension spring, spring I
17 should be arranged between clutch heart set 5 and the second platen 7.
In the present embodiment, shape can also be coordinated using following between the first platen 13, the second platen 7 and the clutch heart set 5
Formula：Second platen 7 is provided with guide pillar 16 vertically, and guide pillar 16 is uniformly distributed multiple along the first platen 13 is circumferential, guide pillar 16 pass through from
Clutch heart set 5 platen 7 and is fixedly connected on a push-plate 14 with second, pretightning force include being arranged at the first platen 13 and push-plate 14 it
Between spring I 17 and the spring II 19 that is arranged between the first platen 13 and clutch heart set 5, spring I 17 and spring herein
II 19 are compression spring, and when push-plate 14 is not acted on by external forces, push-plate 14 is common with spring II 19 in spring I 17
Clutch heart set 5 is will be far under effect to move, and then driving the second platen 7 to press to spacer ring 10 makes second clutch often engage；The
One platen 13 also will be far from spacer ring 10 in the collective effect of spring I 17 and spring II 19, first clutch is often separated；Work as push-plate
14 by external forces make its to the clutch heart cover 5 side shifting when, the second platen 7 will be far from spacer ring 10 and move, make second from
Clutch is separated；And spring II 19 is compressed to when making the first platen 13 overcome the elastic force of spring I 17 to press to 10 side of spacer ring, will be made
One clutch is engaged, and in the present embodiment, the central rotatable of push-plate 14 connection one promotes 15, is axially moveable by manipulating distribution 15
Push-plate 14 can be promoted to move axially in reciprocal fashion, so as to control first clutch to be separated with second clutch and engaged.
In the present embodiment, the guide pillar 16 is provided with the limited step 18 for carrying out axial limiting to the first platen 13,
The coefficient of elasticity of spring I 17 is more than the coefficient of elasticity of spring II 19, and this limited step 18 ensure that when second clutch engagement
When, the second platen 7 is away from spacer ring 10, it is ensured that while first clutch is engaged, and second clutch is separated；On the other hand, spring I
17 coefficient of elasticity more than spring II 19 coefficient of elasticity, when push-plate 14 pushes clutch heart set 5 to, it is ensured that spring I 17 pair the
The pressure of one platen 13 can make it overcome the elastic force of spring II 19 to compress the first platen 13 rapidly first clutch and to be made
Its engagement.
In the present embodiment, the first clutch include be fixed on the clutch heart set 5 the first movable friction plate 11 and with
The first static friction piece 12 that first movable friction plate 11 coordinates, second clutch includes that be fixed on clutch heart set 5 second dynamic rubs
Pad 8 and the second static friction piece 9 coordinated with the second movable friction plate 8, the first platen 13 can axially move and then compresses first
Movable friction plate 11 and the first static friction piece 12 simultaneously engage it, because the first movable friction plate 11 is fixed on clutch heart set 5, and from
Clutch heart set 5 is connected with clutch input again, therefore, by input can be transferred to power after compressing by the first platen 13
First static friction piece 12, final output, the second platen 7 is as the same, is not repeated again, and the first clutch also includes and first
The first clutch shell 6 that static friction piece 12 is fixedly connected, second clutch also includes what is be fixedly connected with the second static friction piece 9
Second clutch shell 4, first clutch shell 6 is coaxially disposed with second clutch shell 4 and first clutch shell 6 contains
In in second clutch shell 4, after first clutch is engaged, first clutch shell 6 synchronous with clutch heart set 5 will turn
Dynamic, first clutch shell 6 can be connected with output end, and then output torque, equally, can also lead to after second clutch engagement
The output torque of second clutch shell 4 is crossed, is not repeated again, first clutch shell 6 is coaxial with second clutch shell 4 to be set
Put and first clutch shell 6 is contained within second clutch shell 4, this arrangement can significantly improve double clutch construction
Compactedness.
In the present embodiment, the speed change differential device assembly also includes speed changer and differential mechanism, and the speed changer includes input
Axle 1 and output shaft 22, input shaft 1 are rotatably equipped with driving gear I 3 and driving gear II 2, and the transmission of output shaft 22 coordinates
Driven gear I 20 and driven gear II 21 are provided with, input shaft 1 is connected with the input of clutch, the He of driving gear I 3
Driving gear II 2 is connected with first clutch shell 6 and second clutch shell 4 respectively, when first clutch is engaged,
Driving gear I 3 is connected with input shaft 1, now, between input shaft 1 and output shaft 22 by driving gear I 3 with it is driven
The intermeshing transmission of gear I 20, when second clutch is engaged, makes driving gear II 2 be connected with input shaft 1, now, defeated
Enter and transmission is intermeshed with driven gear II 21 by driving gear II 2 between axle 1 and output shaft 22, so as to realize gearshift.
In the present embodiment, the differential mechanism includes differential casing 24 and differential gear component and differential casing is driven
It is equipped with for the differential gear 23 coordinated with output shaft transmission eventually through the sun gear 25 in differential gear component
Output power to semiaxis.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
Good embodiment has been described in detail to the present invention, it will be understood by those within the art that, can be to skill of the invention
Art scheme is modified or equivalent, and without deviating from the objective and scope of technical solution of the present invention, it all should cover at this
In the middle of the right of invention.
Claims (5)
1. a kind of pair of clutch speed-changing differential assembly, it is characterised in that：It is described double including double clutch and speed change differential device assembly
Clutch includes first clutch, second clutch and clutch operating device, and the first clutch and second clutch are logical
Clutch operating device control is crossed alternately to engage or separate；The clutch operating device includes the first platen and the second pressure
Disk, has between first platen and the second platen and is linked and for driving first clutch and second clutch to replace
Engagement is separated；The first clutch and second clutch are friction plate clutch, the second platen be provided with make second from
The pretightning force of clutch engagement, the first platen can overcome the pretightning force to link and second clutch is separated simultaneously with the formation of the second platen
Engage first clutch；The clutch operating device also includes the clutch being equipped with the input transmission of double clutch
Device heart set, first platen and the second platen covered with the clutch heart in the way of the circumferencial direction that slides axially is driven be connected and
The pretightning force is arranged between clutch heart set and the first platen；Second platen is provided with guide pillar, the guide pillar vertically
Through clutch heart set with the first platen and be fixedly connected on a push-plate；The pretightning force includes being arranged at the first platen and push-plate
Between spring I and be arranged at the first platen and the clutch heart set between spring II；The first clutch includes fixing
In the first movable friction plate of clutch heart set and the first static friction piece coordinated with the first movable friction plate；The second clutch
Including be fixed on the clutch heart set the second movable friction plate and with the second movable friction plate coordinate the second static friction piece.
2. according to claim 1 pair of clutch speed-changing differential assembly, it is characterised in that：The guide pillar is provided with for right
First platen carries out the limited step of axial limiting, the coefficient of elasticity of the coefficient of elasticity more than spring II of the spring I.
3. according to claim 2 pair of clutch speed-changing differential assembly, it is characterised in that：The first clutch also includes
The first clutch shell being fixedly connected with the first static friction piece；The second clutch also includes being fixed with the second static friction piece
The second clutch shell of connection；The first clutch shell is coaxially disposed and outside first clutch with second clutch shell
Shell is contained within second clutch shell.
4. according to claim 3 pair of clutch speed-changing differential assembly, it is characterised in that：The speed change differential device assembly is also
Including speed changer and differential mechanism, the speed changer includes input shaft and output shaft, and the input shaft is rotatably equipped with master
Moving gear I and driving gear II, the output shaft transmission are equipped with driven gear I and driven gear II；The input shaft
Input with double clutch is connected；The driving gear I and driving gear II respectively with first clutch shell and
Two clutch outer members are connected.
5. according to claim 4 pair of clutch speed-changing differential assembly, it is characterised in that：The differential mechanism includes differential mechanism
Housing and differential gear component and differential casing transmission are equipped with the differential gear for coordinating with output shaft transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410803230.1A CN104482137B (en) | 2014-12-18 | 2014-12-18 | Double clutch speed-changing differential assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410803230.1A CN104482137B (en) | 2014-12-18 | 2014-12-18 | Double clutch speed-changing differential assemblies |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104482137A CN104482137A (en) | 2015-04-01 |
| CN104482137B true CN104482137B (en) | 2017-06-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410803230.1A Active CN104482137B (en) | 2014-12-18 | 2014-12-18 | Double clutch speed-changing differential assemblies |
Country Status (1)
| Country | Link |
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| CN (1) | CN104482137B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI615294B (en) * | 2016-01-15 | 2018-02-21 | 財團法人工業技術研究院 | Two-speed transmission for electric vehicle having two clutches |
| CN105546057A (en) * | 2016-02-04 | 2016-05-04 | 重庆青山工业有限责任公司 | Transmission system of two-gear pure electric double-clutch transmission |
| CN107120392A (en) * | 2017-06-24 | 2017-09-01 | 重庆隆旺机电有限责任公司 | Double-clutch speed changer |
| CN107246445A (en) * | 2017-06-24 | 2017-10-13 | 重庆隆旺机电有限责任公司 | Half-clutching type double clutch |
| CN109723785A (en) * | 2019-03-15 | 2019-05-07 | 重庆青山工业有限责任公司 | A kind of two speed transmission based on pure electric automobile |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3369639A (en) * | 1966-06-06 | 1968-02-20 | Twin Disc Clutch Co | Fluid actuated clutch with modulated exhaust valve |
| GB1217123A (en) * | 1968-01-19 | 1970-12-31 | Twin Disc Inc | Hydraulically operated friction clutch of the dual actuating chamber type having a sequencing valve |
| US4044869A (en) * | 1974-06-28 | 1977-08-30 | Motoren- Und Turbinen-Union Friedrichshafen Gmbh | Release stop for disc clutch |
| CA1182060A (en) * | 1981-04-14 | 1985-02-05 | Allis-Chalmers Corporation | Hydraulic and spring actuated double clutch |
| US6488138B1 (en) * | 1998-07-10 | 2002-12-03 | Zf Friedrichshafen Ag | Multi-disk clutch in a power split transmission |
| KR20120138193A (en) * | 2011-06-14 | 2012-12-24 | 현대자동차주식회사 | Two-step transmission unit for electric vehicle |
| DE102013204974A1 (en) * | 2012-04-12 | 2013-10-17 | Schaeffler Technologies AG & Co. KG | Dual clutch for connecting e.g. combustion engine, with dual clutch transmission of powertrain of motor car, has sealing carriers axially supported at support element that is axially fixed at rotor without any clearance |
| CN204327880U (en) * | 2014-12-18 | 2015-05-13 | 重庆隆旺机电有限责任公司 | The two clutch speed-changing differential mechanism of linking type |
-
2014
- 2014-12-18 CN CN201410803230.1A patent/CN104482137B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3369639A (en) * | 1966-06-06 | 1968-02-20 | Twin Disc Clutch Co | Fluid actuated clutch with modulated exhaust valve |
| GB1217123A (en) * | 1968-01-19 | 1970-12-31 | Twin Disc Inc | Hydraulically operated friction clutch of the dual actuating chamber type having a sequencing valve |
| US4044869A (en) * | 1974-06-28 | 1977-08-30 | Motoren- Und Turbinen-Union Friedrichshafen Gmbh | Release stop for disc clutch |
| CA1182060A (en) * | 1981-04-14 | 1985-02-05 | Allis-Chalmers Corporation | Hydraulic and spring actuated double clutch |
| US6488138B1 (en) * | 1998-07-10 | 2002-12-03 | Zf Friedrichshafen Ag | Multi-disk clutch in a power split transmission |
| KR20120138193A (en) * | 2011-06-14 | 2012-12-24 | 현대자동차주식회사 | Two-step transmission unit for electric vehicle |
| DE102013204974A1 (en) * | 2012-04-12 | 2013-10-17 | Schaeffler Technologies AG & Co. KG | Dual clutch for connecting e.g. combustion engine, with dual clutch transmission of powertrain of motor car, has sealing carriers axially supported at support element that is axially fixed at rotor without any clearance |
| CN204327880U (en) * | 2014-12-18 | 2015-05-13 | 重庆隆旺机电有限责任公司 | The two clutch speed-changing differential mechanism of linking type |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104482137A (en) | 2015-04-01 |
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