CN202091393U - Dry-type double clutch - Google Patents
Dry-type double clutch Download PDFInfo
- Publication number
- CN202091393U CN202091393U CN2011202029487U CN201120202948U CN202091393U CN 202091393 U CN202091393 U CN 202091393U CN 2011202029487 U CN2011202029487 U CN 2011202029487U CN 201120202948 U CN201120202948 U CN 201120202948U CN 202091393 U CN202091393 U CN 202091393U
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- China
- Prior art keywords
- clutch
- input shaft
- lid
- platen
- engine flywheel
- 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.)
- Expired - Lifetime
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- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a dry-type double clutch, it includes the second input shaft with the coaxial arrangement of first input shaft, first clutch includes first pressure disk, is located the first driven plate assembly between first engine flywheel and the first pressure disk, and first driven plate assembly splined connection first input shaft; the second clutch comprises a second pressure plate and a second driven plate assembly located between the second engine flywheel and the second pressure plate, the second driven plate assembly is in splined connection with the second input shaft, the first engine flywheel and the second engine flywheel are fixedly connected through a transition shaft, the first pressure plate is controlled by the first clutch control mechanism, and the second pressure plate is controlled by the second clutch control mechanism. The utility model discloses a two clutch structure mutual independence of double clutch to it is more convenient to make the change of driven plate maintain. The clutch structure is simplified, and the axial size is reduced. In addition, the double clutches and the operating mechanisms thereof are integrated, and the integration level of the double clutches is improved.
Description
Technical field
The utility model relates to a kind of double clutch, is specifically related to a kind of dry dual clutch.
Technical background
Dual-clutch transmission, be DCT (DualClutchTransmission), can utilize the characteristics of two clutches to make vehicle block selecting automatically under the unbroken situation of power, promptly shift gears and realize automatic control gearbox by the switching between two clutches, it is simpler that the driving variable of automobile is got, but also the travelling comfort, power character and the Security that have improved automobile effectively.Double clutch in the dual-clutch transmission is being undertaken important function such as gear switch, Starting Control, transmission of power, torsion damping, overload protection, is the critical component of dual-clutch transmission system.Because dry clutch configuration is simple, transmission efficiency is high, cost is low, so the double clutch in the dual-clutch transmission adopts the form of dry dual clutch more, and for security reasons considers, generally adopts structure open in usual.
China Patent No. is that the utility model patent of ZL200920288970 discloses a kind of dry dual clutch, though this dry dual clutch has been realized not being delivered to the clutch combination force on the motor, avoided damage to motor, but its double clutch separates with clutch operation, do not realize integrated, make the section axial length of double clutch band actuator excessive, thereby cause the input shaft length of speed changer long, processing difficulties.In addition, the clutch drived disk assy of this dry dual clutch is an easily damaged parts, require frequent maintenance and replacement, this kind structure causes the maintenance of double clutch to become difficult simultaneously, when needs are changed driven disc, whole clutch must be broken up and to change component, be unfavorable for dry dual clutch realization commercialization.
The model utility content
The purpose of this utility model is at above-mentioned technical problem, and a kind of compact structure, short, the easy to maintenance dry dual clutch of axial length are provided.
For realizing this purpose, a kind of dry dual clutch that the utility model is designed, it comprises clutch housing, first clutch and second clutch, it is characterized in that: it also comprise transition axis, first input shaft, with second input shaft of the first input shaft coaxial arrangement, described first clutch comprises first platen, first clutch drived disk assy between first engine flywheel and first platen, and the described first clutch drived disk assy spline connects first input shaft; Described second clutch comprises second platen, second clutch drived disk assy between second engine flywheel and second platen, the described second clutch drived disk assy spline connects second input shaft, described first engine flywheel is fixedlyed connected by transition axis with second engine flywheel, described first platen is by the control of first clutch operating mechanism, and described second platen is controlled by the second clutch operating mechanism.
Preferably, described transition axis is a splined shaft, and its sky is enclosed within on first input shaft.
Preferably, first clutch operating mechanism and second clutch operating mechanism are respectively by first clutch lid, first piston; Second clutch lid, second piston are formed, described first clutch lid is fixedlyed connected with first engine flywheel, described second clutch lid is fixedlyed connected with second engine flywheel, first piston is arranged in the cylinder body of first clutch lid, and fixedly connected with first platen, second piston is arranged in the cylinder body of second clutch lid, and fixedlys connected with second platen.
Preferably, an end spline of described transition axis connects the first clutch lid; The fixedly connected second clutch lid of the other end of transition axis.
Preferably, described first clutch lid also connects first platen by pin, and pin is parallel with first piston, and described second clutch lid also connects second platen by pin, and pin is parallel with second piston.
Preferably, also be provided with flywheel shell of engine outside described first engine flywheel, connecting cover in the middle of being provided with between clutch housing and flywheel shell of engine is provided with the support arm that is used to support the second clutch lid in the middle connecting cover.
Preferably, described support arm is provided with the annular brace hole, and described second clutch covers and is provided with the annular brace axle, and the ring-shaped bearing axle is positioned at the annular brace hole to be supported by spring bearing.
Preferably, described support arm central authorities are provided with attachment hole, transition axis cooperates with this attachment hole, offer two intake ducts in the described support arm, be provided with first intake duct and second intake duct in the described transition axis, two intake ducts are communicated with an end of first intake duct and second intake duct respectively, and the sealing of rotary seal pad is adopted in the joint, in the cylinder body in the other end access first clutch lid of first intake duct, in the cylinder body in the other end access second clutch lid of second intake duct.
Described first input shaft is solid input shaft, and second input shaft is hollow input shaft, the empty cover of described solid input shaft and hollow input shaft.
Working principle of the present utility model is: be example with the first clutch, engine flywheel originally remains unchanged, first clutch lid by bolt to engine flywheel, during work and engine flywheel rotate together.The clutch actuating mechanism direct manipulation clutch compressing disc of cancellation diaphragm lever.When clutch needs work, inflate to clutch actuating mechanism by control electromagnetic valve, promote the piston of clutch actuating mechanism, the piston reach promotes clutch compressing disc, compresses clutch drived disk assy to engine flywheel, clutch combination this moment, the moment of torsion of motor is delivered to speed changer by input shaft, and another set of clutch also is same principle, and the housing of two cover clutches and two engine flywheels keep rotating synchronously by transition axis.
The utility model is fixedlyed connected the housing of first clutch and the housing of second clutch by splined shaft, and the first clutch drived disk assy spline is connected solid input shaft, the second clutch drived disk assy spline connects hollow input shaft, two clutch configurations having realized double clutch are separate, thereby make the replacing of driven disc safeguard more convenient.Do not relatively rotate between the cylinder of the clutch operation in the utility model and the clutch compressing disc, the cylinder piston of operating mechanism can act directly on the clutch compressing disc, therefore can not want clutch in conjunction with (separation) bearing and diaphragm spring, clutch configuration is simplified, reduce axial dimension, clutch operating mechanism directly promotes clutch on-off by cylinder, and the transmission process in the middle of having reduced has increased reliability.In addition, double clutch and operating mechanism thereof have been realized integrated, have improved the level of integration of double clutch.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Wherein, 1-first engine flywheel, 2-first clutch drived disk assy, 3-first platen, the 4-transition axis, 5-first clutch operating mechanism, 6-first intake duct, the solid input shaft of 7-, 8-second intake duct, 9-second clutch operating mechanism, 10-second platen, 11-second clutch drived disk assy, 12-second engine flywheel, the hollow input shaft of 13-, the 14-clutch housing, 15-second clutch lid, connecting cover in the middle of the 16-, the 17-support arm, the 18-spring bearing, 19-first clutch lid, the 20-flywheel shell of engine, the 21-pin, the 22-intake duct, 23-annular brace hole.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples:
A kind of dry dual clutch as shown in Figure 1, it comprise clutch housing 14, first clutch, second clutch, transition axis 4, first input shaft 7, with second input shaft 13 of first input shaft, 7 coaxial arrangement, first clutch comprises that first platen 3, first clutch drived disk assy, 2, the first clutch drived disk assys, 2 splines between first engine flywheel 1 and first platen 3 connect first input shaft 7; Second clutch comprises second platen 10, second clutch drived disk assy 11 between second engine flywheel 12 and second platen 10, second clutch drived disk assy, 11 splines connect second input shaft 13, first engine flywheel 1 is fixedlyed connected by transition axis 4 with second engine flywheel 12, first platen 3 is by 5 controls of first clutch operating mechanism, and second platen 10 is by 9 controls of second clutch operating mechanism.First engine flywheel 1 has identical rotating speed with second engine flywheel 12.
In the technique scheme, transition axis 4 is a splined shaft, and its sky is enclosed within on first input shaft 7.
In the technique scheme, first clutch operating mechanism 5 and second clutch operating mechanism 9 are respectively by first clutch lid 19, first piston; Second clutch lid 15, second piston is formed, first clutch lid 19 is fixedlyed connected with first engine flywheel 1, second clutch lid 15 is fixedlyed connected with second engine flywheel 12, first piston is arranged in the cylinder body of first clutch lid 19, and fixedly connected with first platen 3, second piston is arranged in the cylinder body of second clutch lid 15, and fixedlys connected with second platen 10.One end spline of transition axis 4 connects first clutch lid 19; The fixedly connected second clutch lid 15 of the other end of transition axis 4.Above-mentioned first clutch operating mechanism 5, first platen 3, first clutch lid 19, transition axis 4, second clutch operating mechanism 9, second platen 10, second clutch lid 15 all rotate synchronously with first engine flywheel 1 and second engine flywheel 12.The structure of the one end spline connection first clutch lid 19 of above-mentioned transition axis 4 makes things convenient for the dismounting of this clutch.
In the technique scheme, first clutch lid 19 also connects first platen 3 by pin 21, and pin 21 is parallel with first piston, and second clutch lid 15 also connects second platen 10 by pin 21, and pin 21 is parallel with second piston.Two platens all can be along pin 21 move left and right, the combination that realizes two clutches respectively with separate.
In the technique scheme, outside first engine flywheel 1, also be provided with flywheel shell of engine 20, connecting cover 16 in the middle of being provided with between clutch housing 14 and flywheel shell of engine 20 is provided with the support arm 17 that is used to support second clutch lid 15 in the middle connecting cover 16.Support arm 17 is provided with annular brace hole 23, and second clutch lid 15 is provided with the annular brace axle, and the ring-shaped bearing axle is positioned at annular brace hole 23 to be supported by spring bearing 18.Connecting cover 16 and support arm 17 play the effect of supporting second clutch, guaranteed that connecting cover 16 and support arm 17 keep static when above-mentioned first clutch operating mechanism 5, first platen 3, first clutch lid 19, splined shaft 4, second clutch operating mechanism 9, second platen 10, second clutch lid 15 all rotate synchronously with first engine flywheel 1 and second engine flywheel 12 owing to be provided with bearing 18.
In the technique scheme, support arm 17 central authorities are provided with attachment hole, transition axis 4 cooperates with this attachment hole, offer two intake ducts 22 in the described support arm 17, be provided with first intake duct 6 and second intake duct 8 in the transition axis 4, article two, intake duct 22 is communicated with an end of first intake duct 6 and second intake duct 8 respectively, the sealing of rotary seal pad is adopted in the joint, in the cylinder body in the other end access first clutch lid 19 of first intake duct 6, in the cylinder body in the other end access second clutch lid 15 of second intake duct 8.Rotary seal structure has guaranteed that first intake duct 6 in the transition axis 4 and second intake duct 8 and intake duct 22 in the support arm 17 still have a better seal effect under the situation of high speed rotating.
In the technique scheme, first input shaft 7 is solid input shaft, and second input shaft 13 is hollow input shaft, the empty cover of solid input shaft and hollow input shaft.
Introduce working procedure of the present utility model below in conjunction with accompanying drawing:
Double clutch and operating mechanism are integrated, during first clutch work, control electromagnetic valve gives the first clutch operating mechanism 5 inflations by first intake duct 6, promote the piston of first clutch operating mechanism 5, and then promote first platen 3 and move to left, to be pressed on first engine flywheel 1 from the first Moving plate assembly 2, the moment of torsion of motor output is delivered to clutch drived disk assy 2 by first engine flywheel 1, is delivered to gearbox by the solid input shaft that is connected with clutch drived disk assy 2 splines again.When second clutch is worked, first clutch separates, control electromagnetic valve gives the second clutch operating mechanism 9 inflations by second intake duct 8, and the piston of second clutch operating mechanism 9 promotes second platen 10, and second clutch drived disk assy 11 is pressed on second engine flywheel 12.This moment, the moment of torsion of motor passed through first engine flywheel 1, first clutch lid 19, and splined shaft, second clutch lid 15, the second engine flywheels 12, the second platens 10 are delivered to the hollow input shaft that is connected from the second Moving plate assembly, 11 splines and are delivered to gearbox.
When two platens of double clutch were in normally open, the output torque of motor was not delivered on the driven disc of double clutch, and vehicle is at this moment static; When a platen of double clutch unclamps, when first pressing plate 3 was pressed in first clutch drived disk assy 2 on first engine flywheel 1 under the effect of the first operating device assembly 5, vehicle can travel; In the running process, the clutch drived disk assy of double clutch always has one not in transferring power, and first clutch drived disk assy 2, second clutch drived disk assy 11 is connected with spline with hollow input shaft with solid input shaft respectively, and first clutch drived disk assy 2, can not relatively rotate between second clutch drived disk assy 11 and solid input shaft of speed changer and the hollow input shaft, but allow axially to exist certain displacement, therefore, an input shaft is always arranged at this moment not in transferring power in two input shafts of speed changer, there is not the gear on the input shaft of transferring power just can carry out the gear selecting operation as required, when needs are shifted gears, only need the working state of switch dual clutch just can realize gear shift operation.
The content that this specification is not described in detail belongs to related domain professional and technical personnel's known prior art.
Claims (9)
1. dry dual clutch, it comprises clutch housing (14), first clutch and second clutch, it is characterized in that: it also comprise transition axis (4), first input shaft (7), with second input shaft (13) of first input shaft (7) coaxial arrangement, described first clutch comprises first platen (3), is positioned at first clutch drived disk assy (2) between first engine flywheel (1) and first platen (3), and described first clutch drived disk assy (2) spline connects first input shaft (7); Described second clutch comprises second platen (10), is positioned at second clutch drived disk assy (11) between second engine flywheel (12) and second platen (10), described second clutch drived disk assy (11) spline connects second input shaft (13), described first engine flywheel (1) is fixedlyed connected by transition axis (4) with second engine flywheel (12), described first platen (3) is by first clutch operating mechanism (5) control, and described second platen (10) is controlled by second clutch operating mechanism (9).
2. dry dual clutch according to claim 1 is characterized in that: described transition axis (4) is a splined shaft, and its sky is enclosed within on first input shaft (7).
3. dry dual clutch according to claim 1 is characterized in that: first clutch operating mechanism (5) and second clutch operating mechanism (9) are respectively by first clutch lid (19), first piston; Second clutch lid (15), second piston are formed, described first clutch lid (19) is fixedlyed connected with first engine flywheel (1), described second clutch lid (15) is fixedlyed connected with second engine flywheel (12), first piston is arranged in the cylinder body of first clutch lid (19), and fixedly connected with first platen (3), second piston is arranged in the cylinder body of second clutch lid (15), and fixedlys connected with second platen (10).
4. dry dual clutch according to claim 3 is characterized in that: an end spline of described transition axis (4) connects first clutch lid (19); The fixedly connected second clutch lid of the other end of transition axis (4) (15).
5. dry dual clutch according to claim 3, it is characterized in that: described first clutch lid (19) also connects first platen (3) by pin (21), pin (21) is parallel with first piston, described second clutch lid (15) also connects second platen (10) by pin (21), and pin (21) is parallel with second piston.
6. dry dual clutch according to claim 1, it is characterized in that: outside described first engine flywheel (1), also be provided with flywheel shell of engine (20), connecting cover (16) in the middle of being provided with between clutch housing (14) and flywheel shell of engine (20) is provided with the support arm (17) that is used to support second clutch lid (15) in the middle connecting cover (16).
7. dry dual clutch according to claim 6, it is characterized in that: described support arm (17) is provided with annular brace hole (23), described second clutch lid (15) is provided with the annular brace axle, and the ring-shaped bearing axle is positioned at annular brace hole (23) to be supported by spring bearing (18).
8. dry dual clutch according to claim 6, it is characterized in that: described support arm (17) central authorities are provided with attachment hole, transition axis (4) cooperates with this attachment hole, offer two intake ducts (22) in the described support arm (17), be provided with first intake duct (6) and second intake duct (8) in the described transition axis (4), article two, intake duct (22) is communicated with an end of first intake duct (6) and second intake duct (8) respectively, the sealing of rotary seal pad is adopted in the joint, in the cylinder body in the other end access first clutch lid (19) of first intake duct (6), in the cylinder body in the other end access second clutch lid (15) of second intake duct (8).
9. dry dual clutch according to claim 1 is characterized in that: described first input shaft (7) is solid input shaft, and second input shaft (13) is hollow input shaft, the empty cover of described solid input shaft and hollow input shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202029487U CN202091393U (en) | 2011-06-16 | 2011-06-16 | Dry-type double clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202029487U CN202091393U (en) | 2011-06-16 | 2011-06-16 | Dry-type double clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202091393U true CN202091393U (en) | 2011-12-28 |
Family
ID=45366462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202029487U Expired - Lifetime CN202091393U (en) | 2011-06-16 | 2011-06-16 | Dry-type double clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202091393U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278389A (en) * | 2011-06-16 | 2011-12-14 | 东风汽车有限公司 | Dry-type double clutch |
| CN105240419A (en) * | 2015-10-13 | 2016-01-13 | 柳超 | Three-shaft compact clutch |
-
2011
- 2011-06-16 CN CN2011202029487U patent/CN202091393U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102278389A (en) * | 2011-06-16 | 2011-12-14 | 东风汽车有限公司 | Dry-type double clutch |
| CN102278389B (en) * | 2011-06-16 | 2013-03-13 | 东风汽车有限公司 | Dry-type double clutch |
| CN105240419A (en) * | 2015-10-13 | 2016-01-13 | 柳超 | Three-shaft compact clutch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111228 Effective date of abandoning: 20130313 |
|
| RGAV | Abandon patent right to avoid regrant |