CN107859695A

CN107859695A - Double clutch

Info

Publication number: CN107859695A
Application number: CN201610842430.7A
Authority: CN
Inventors: 章宏文; 刘雅丽; 贾玉灵; 李建辉; 张林峰
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2016-09-22
Filing date: 2016-09-22
Publication date: 2018-03-30
Anticipated expiration: 2036-09-22
Also published as: CN107859695B

Abstract

The invention provides a kind of double clutch, the double clutch includes：Input；First output end and the second output end, first output end and second output end are oppositely arranged with the input respectively；First platen and the second platen, first platen is oppositely arranged with first output end and second platen is oppositely arranged with second output end；Motor；Transmission device, the transmission device are connected with the motor and are arranged for driving first platen to compress first output end and the input or driving the second platen compression second output end and the input.One motor can be with the engagement off-state between control signal and the first output end and the second output end by transmission device, so as to save the quantity of motor, and then the cost of double clutch can be reduced, and the control difficulty of double clutch can be reduced and make it that double clutch construction is simple.

Description

Double clutch

Technical field

The present invention relates to technical field of vehicle, more particularly to a kind of double clutch.

Background technology

In correlation technique, double clutch needs two sets of clutch motor drive devices to control two clutches respectively, so The amount of parts of whole double clutch system is more, adds the weight and cost of whole system；And due to components number It is more, the limitation of space arrangement is may result in, is difficult to realize overall compact Layout；Secondly in terms of the control angle of system, Realize two clutches alternately engagement with the control process separated because to control two motor drivers, institute simultaneously Must just possess the hardware and software of two motors of driving with clutch controller, this can undoubtedly increase the complicated of controller Property, the potentiality of controller failure is improved, while can also increase the cost of controller.

The content of the invention

In view of this, the present invention is directed to propose a kind of double clutch, to solve, traditional double clutch construction is complicated and cost The problem of high.

To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：

A kind of double clutch, including：Input；First output end and the second output end, first output end and described Second output end is oppositely arranged with the input respectively；First platen and the second platen, first platen and described first Output end is oppositely arranged and second platen is oppositely arranged with second output end；Motor；Transmission device, the transmission dress Put be connected with the motor and be arranged for driving first platen compress first output end and the input or Second platen is driven to compress second output end and the input.

Further, first output end and first platen are located at the side of the input and described second defeated Go out end and second platen is located at the opposite side of the input, the motor and the transmission device are located at the input The side or the opposite side.

Further, the motor and the transmission device are located at the opposite side of the input, the transmission dress Put including：Motor transmission component, the motor transmission component include sliding part, and the sliding part is suitable to the motor in the motor Slid axially on axle；Finger assembly is acted on, the effect finger assembly includes：First effect refers to be referred to the second effect, and described first makees With referring to and the described second effect refers to the salient point that has respectively towards the motor transmission component, first salient point that refers to of effect and The salient point that second effect refers to is spaced apart in the axial direction, wherein, the sliding part optionally only supports the described first effect and referred to The salient point referred to the described second effect；First frictional drive component, the first frictional drive component are arranged on described first and made With refer to and first platen between with the sliding part stop support described first effect refer to salient point when promote the first platen pressure Tight first output end and the input；Second frictional drive component, the second frictional drive component are arranged on described Second effect refers between second platen to promote second when the sliding part stops and acts on the salient point referred to described second Platen compresses second output end and the input.

Further, the motor shaft is leading screw, the sliding part be cylinder and the sliding part axis perpendicular to The axis of the motor shaft, the motor transmission component also include：Limiting plate, the limiting plate are fixed on the motor and fitted In only supporting the sliding part, the limiting plate is located at the side of the remote effect finger assembly of the sliding part.

Further, the double clutch also includes：Housing, the effect finger assembly is embedded on the housing, described Effect finger assembly includes：One first effect refers to be referred to two second effects, and described two second effects refer to difference Positioned at the both sides that the described first effect refers to and the width that second effect refers to is less than the width that the described first effect refers to.

Further, the first frictional drive component includes：First pressure set, the side of the first pressure set are only supported In the free end that the described first effect refers to；First arm spring, first arm spring be pivotally disposed at it is described it is double from In clutch, the opposite side for being against the first pressure set is stopped in one end of first arm spring；Drag hook, one end of the drag hook It is connected with first platen and the other end stops the other end for being against first arm spring.

Further, the second frictional drive component includes：Second pressure set, the side of the second pressure set are only supported In the free end that the described second effect refers to；Second arm spring, second arm spring be pivotally disposed at it is described it is double from In clutch, one end of second arm spring stop the opposite side for being against the second pressure set and second arm spring also Only it is against on second platen.

Further, the transmission device includes：Hydraulic oil pump, the first oil circuit and the second oil circuit, the hydraulic oil pump with The motor is connected and optionally pressed to first oil circuit and the second oil circuit fuel feeding, the input and described first The first oil pocket is limited between disk, the second oil pocket, first oil circuit are limited between the input and second platen It is connected with first oil pocket and second oil circuit is connected with second oil pocket.

Further, it is provided with first oil circuit on the first control valve and second oil circuit and is provided with the second control Valve.

Further, first platen and second platen are respectively to perform piston, are also connected on the execution piston It is connected to the elastic component for driving the execution piston to return back to initial position.

Relative to prior art, double clutch of the present invention has the advantage that：

According to the double clutch of the present invention, a motor by transmission device can with control signal and the first output end with Engagement off-state between second output end, so as to save the quantity of motor, and then can reduce double clutch into This, and the control difficulty of double clutch can be reduced and make it that double clutch construction is simple.

Brief description of the drawings

The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：

Fig. 1 is the schematic diagram of the double clutch described in first embodiment of the invention；

Fig. 2 is the cooperation schematic diagram of effect finger assembly, first pressure set and second pressure set；

Fig. 3 is the side view of effect finger assembly；

Fig. 4 is motor, motor transmission component and the cooperation schematic diagram one for acting on finger assembly；

Fig. 5 is motor, motor transmission component and the cooperation schematic diagram two for acting on finger assembly；

Fig. 6 is motor, motor transmission component and the cooperation schematic diagram three for acting on finger assembly；

Fig. 7 is the schematic diagram of the double clutch described in second embodiment of the invention.

Description of reference numerals：

Double clutch 100；

Input 10；First output end 20；Second output end 30；

First platen 40；Second platen 50；Motor 60；Motor shaft 61；

Transmission device 70；Motor transmission component 71；Sliding part 711；Limiting plate 712；

Act on finger assembly 72；First effect refers to 721；Second effect refers to 722；Salient point 723；

First frictional drive component 73；First pressure set 731；First arm spring 732；Drag hook 733；

Second frictional drive component 74；Second pressure set 741；Second arm spring 742；

Hydraulic oil pump 75；First oil circuit 76；First control valve 761；

Second oil circuit 77；Second control valve 771；Elastic component 78；Housing 80.

Embodiment

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase Mutually combination.

Describe the double clutch 100 of the embodiment of the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments, this pair from Clutch 100 can be applied on vehicle.And the type of the clutch does not limit, for example, the clutch can be dry type from Clutch, and for example, the clutch can be wet clutch.

Double clutch 100 according to embodiments of the present invention is described in detail with reference to Fig. 1-Fig. 6, the double clutch 100 is Dry clutch.

As shown in figure 1, double clutch 100 according to embodiments of the present invention can include：Input 10, the first output end 20th, the second output end 30, the first platen 40, the second platen 50, motor 60 and transmission device 70, the first output end 20 and second are defeated Go out end 30 to be oppositely arranged with input 10 respectively, the first platen 40 is oppositely arranged with the first output end 20, and the second platen 50 It is oppositely arranged with the second output end 30.Input 10 disk, the first output end 20 and the second output end 30 be able to can divide centered on Not Wei friction plate, the first output end 20 and the second output end 30 can be located at the both sides of input 10 respectively, for example, the first platen 40 and first output end 20 can be located at input 10 left side, the second platen 50 and the second output end 30 can be located at input 10 right side.Wherein, input 10 can be connected with the flywheel of engine, or input 10 can be with the motor shaft of motor 60 61 are connected, and the first output end 20 can be connected with the first output shaft in the power drive system of vehicle, and the second output end 30 can It is connected with the second output shaft in the power drive system with vehicle, wherein the second output shaft can be set in the first output shaft On.

First output end 20 and the first platen 40 are located at the side (i.e. left side) of input 10, and the He of the second output end 30 Second platen 50 is located at the opposite side (i.e. right side) of input 10, motor 60 and transmission device 70 be located at input 10 side or Opposite side.In other words, motor 60 and transmission device 70 can be located at the same side with the first output end 20 and the first platen 40, or Person, motor 60 and transmission device 70 can be located at the same side with the second output end 30 and the second platen 50.

Transmission device 70 is connected with motor 60, and transmission device 70 is arranged for driving the first platen 40 to compress first Output end 20 and input 10 or the second platen 50 of driving compress the second output end 30 and input 10.It is understood that Transmission device 70 can drive the first platen 40 to compress the first output end 20 and input 10, such first output end 20 and input End 10 is in engagement state, now, is off between the second output end 30 and input 10.Transmission device 70 can be with The second platen 50 the second output end 30 of compression and input 10, such second output end 30 and input 10 is driven to be in joint shape State, now it is off between the first output end 20 and input 10.Certainly, transmission device 70 can not also drive first The platen 50 of platen 40 and second, now, input 10 is off with the first output end 20 and the second output end 30.

Thus, a motor 60 can be with the output end 20 of control signal 10 and first and the second output by transmission device 70 End 30 between engagement off-state, so as to save the quantity of motor 60, so can reduce double clutch 100 into This, and the control difficulty of double clutch 100 can be reduced and make it that double clutch 100 is simple in construction.

As shown in figure 1, motor 60 and transmission device 70 are located at the opposite side (i.e. right side) of input 10, transmission device 70 can With including：Motor transmission component 71, effect finger assembly 72, the first frictional drive component 73 and the second frictional drive component 74.

Motor transmission component 71 can include sliding part 711 and limiting plate 712, and sliding part 711 is suitable to the electricity in motor 60 Being slid axially on arbor 61, that is to say, that sliding part 711 can slide up and down with respect to motor shaft 61, wherein, limiting plate 712 can To be fixed on motor 60, and limiting plate 712 is suitable to only support sliding part 711, and limiting plate 712 is located at the remote of sliding part 711 Act on the side of finger assembly 72.Limiting plate 712 can effectively prevent sliding part 711 from being rotated relative to motor shaft 61, so as to so that Obtain sliding part 711 to slide up and down with respect to motor shaft 61, and then the functional reliability of double clutch 100 can be ensured.

Wherein, as shown in figure 1, motor shaft 61 can be leading screw, sliding part 711 can be cylinder, and sliding part 711 Axis perpendicular to motor shaft 61 axis.That is, the axis of sliding part 711 can extend along the longitudinal direction, that is, Extend along perpendicular to the direction of paper, sliding part 711 to slide up and down reliability preferable, and can stop in order to sliding part 711 Instead use finger assembly 72.

As shown in Figures 2 and 3, effect finger assembly 72 can include：First effect refer to 721 and second effect refer to 722, first Effect refer to 721 and second effect refer to 722 respectively have towards motor transmission component 71 salient point 723, specifically, the court of salient point 723 Sliding part 711 into motor transmission component 71 protrudes, first effect refer to 721 salient point 723 and second act on refer to 722 salient point 723 are spaced apart in the axial direction, wherein, sliding part 711 optionally only support first effect refer to 721 and second effect refer to 722 it is convex Point 723.That is, the salient point 723 and second that the first effect refers to 721 acts on and refers to 722 salient point 723 and be spaced in the vertical direction Open, so when sliding part 711 slides up and down, sliding part 711 can only support the salient point 723 and that the first effect refers to 721 respectively Two effects refer to 722 salient point 723.As Figure 4-Figure 6, first effect refer to 721 salient point 723 can be located at second effect refer to The top of 722 salient point 723.

First frictional drive component 73 be arranged on the first effect refer to 721 and first between platen 40 to stop in sliding part 711 The first platen 40 is promoted to compress the first output end 20 and input 10 when referring to 721 salient point 723 to the first effect, the second friction passes Dynamic component 74 be arranged on the second effect refer to 722 and second between platen 50 with sliding part 711 stop the second effect of supporting refer to 722 it is convex The second platen 50 is promoted to compress the second output end 30 and input 10 during point 723.

As Figure 4-Figure 6, when sliding part 711, which only supports the first effect, refers to 721 salient point 723, the He of the first output end 20 Input 10 engages, and when sliding part 711, which only supports the second effect, refers to 722 salient point 723, the second output end 30 and input 10 connect Close；When sliding part 711 positioned at the first effect refer to 721 salient point 723 and second act on refer between 722 salient point 723 when, input 10 disconnect with the first output end 20 and the second output end 30 respectively.

With reference to shown in Fig. 1-Fig. 3, double clutch 100 can also include：Housing 80, effect finger assembly 72 are embedded in housing 80 On, effect finger assembly 72 includes：One first effect refer to 721 and two second effects refer to 722, two second effects refer to 722 points Not Wei Yu first effect refer to 721 both sides, and second effect refer to 722 width be less than first effect refer to 721 width.Also It is to say, the first effect refers to 721 cooperations between the frictional drive component 73 of sliding part 711 and first, and the second effect refers to 722 cooperations and existed Between the frictional drive component 74 of sliding part 711 and second, and it can be two that the second effect, which refers to 722, although so each the The width that two effects refer to 722 is less than the width that the first effect refers to 721, but two second effects refer to second corresponding to 722 applications The active force of frictional drive component 74 is still relatively reliable, so effect finger assembly 72 structure is reliable and simple.

As shown in figure 1, the first frictional drive component 73 can include：First pressure set the 731, first arm spring 732 and Drag hook 733, the side of first pressure set 731 are only against the free end that the first effect refers to 721, and the first arm spring 732 is pivotable Ground is arranged in double clutch 100, and the opposite side for being against first pressure set 731, drag hook are stopped in one end of the first arm spring 732 733 one end is connected with the first platen 40, and the other end of drag hook 733 stops the other end for being against the first arm spring 732.Can With understanding, as shown in fig. 6, when sliding part 711 is only against the first effect and referred on 721 salient point 723, the first effect refers to 721 to left movement, and the first effect refers to 721 and promotes first pressure set 731 to promote the first lever to left movement, first pressure set 731 Spring 732 is set between the ends around pivot axis, the pivotal axis of the first arm spring 732, and specifically, pivotal axis is close to drawing Hook 733 is set, and the other end of the first arm spring 732 forces drag hook 733 to pull the first platen 40, and the first platen 40 compresses first Output end 20 and input 10.

As shown in figure 1, the second frictional drive component 74 can include：Second pressure set 741 and the second arm spring 742, The side of second pressure set 741 is only against the free end that the second effect refers to 722, and the second arm spring 742 is pivotally disposed at In double clutch 100, the opposite side for being against second pressure set 741, and the second lever bullet are stopped in one end of the second arm spring 742 Spring 742 is also only against on the second platen 50.It is understood that as shown in figure 5, refer to when sliding part 711 is only against the second effect When on 722 salient point 723, second pressure set 741 is to left movement, and one end of the second arm spring 742 is around pivot axis, and second The pivotal axis of arm spring 742 can be arranged on the other end of the second arm spring 742, and the two of such first arm spring 732 A part between end is only against on the second platen 50, so as to promote the second platen 50 to compress the second output end 30 and input End 10.As shown in Fig. 2 first pressure set 731 is set on second pressure set 741, the internal diameter of first pressure set 731 is more than second The external diameter of pressure sleeve 741, and the axial length of first pressure set 731 is less than the axial length of second pressure set 741.

The double clutch 100 of embodiment according to a second aspect of the present invention, the double clutch are described in detail with reference to Fig. 7 100 can be wet-type dual-clutch 100.Relative to the double clutch 100 of first aspect embodiment, pair of second aspect embodiment The main distinction of clutch 100 is transmission device 70, below content will be described in.

As shown in fig. 7, motor 60 is connected with transmission device 70, transmission device 70 can include：The oil of hydraulic oil pump 75, first The oil circuit 77 of road 76 and second, hydraulic oil pump 75 are connected with motor 60, and hydraulic oil pump 75 is optionally to the He of the first oil circuit 76 The fuel feeding of second oil circuit 77, for example, being provided with the first control valve 761 on the first oil circuit 76, and is provided with the second oil circuit 77 Two control valves 771.When hydraulic oil pump 75 is to the first 76 fuel feeding of oil circuit, the first control valve 761 is in open mode, works as hydraulic oil When pump 75 is to the second 77 fuel feeding of oil circuit, the second control valve 771 is in open mode.

The first oil pocket is limited between the platen 40 of input 10 and first, is limited between the platen 50 of input 10 and second Second oil pocket, the first oil circuit 76 are connected with the first oil pocket, and the second oil circuit 77 is connected with the second oil pocket.It is understood that When the first fuel feeding into the first oil pocket of oil circuit 76, the first platen 40 can be moved towards the first output end 20 until compressing first Output end 20 and input 10, when the second fuel feeding into the second oil pocket of oil circuit 77, the second platen 50 can be towards the second output The motion of end 30 is until compress the second output end 30 and input 10.

Wherein, as shown in fig. 7, the first platen 40 and the second platen 50 can be respectively to perform piston, perform on piston also It is connected with for driving the elastic component 78 for performing piston and returning back to initial position.Elastic component 78 can be spring, oily in oil pocket When liquid is reverse flowed to oil circuit, oil pocket inner fluid is reduced, and elastic component 78 can promote execution piston reset so that output end with Input 10 separates.

The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.

Claims

A kind of 1. double clutch (100), it is characterised in that including：

Input (10)；

First output end (20) and the second output end (30), first output end (20) and second output end (30) are respectively It is oppositely arranged with the input (10)；

First platen (40) and the second platen (50), first platen (40) and first output end (20) be oppositely arranged and Second platen (50) is oppositely arranged with second output end (30)；

Motor (60)；

Transmission device (70), the transmission device (70) are connected with the motor (60) and are arranged for driving first pressure Disk (40) compresses first output end (20) and the input (10) or driving the second platen (50) compression described the Two output ends (30) and the input (10).
2. double clutch (100) according to claim 1, it is characterised in that first output end (20) and described One platen (40) is located at the side of the input (10) and second output end (30) and second platen (50) are located at The opposite side of the input (10), the motor (60) and the transmission device (70) are located at the described of the input (10) Side or the opposite side.
3. double clutch (100) according to claim 2, it is characterised in that the motor (60) and the transmission device (70) it is located at the opposite side of the input (10),

The transmission device (70) includes：

Motor transmission component (71), the motor transmission component (71) include sliding part (711), and the sliding part (711) is suitable to Slid axially on the motor shaft (61) of the motor (60)；

Finger assembly (72) is acted on, the effect finger assembly (72) includes：First effect refers to (721) and the second effect refers to (722), institute State the first effect refer to (721) and it is described second effect refer to (722) respectively have towards the motor transmission component (71) salient point (723), first effect refers to the salient point (723) of (721) and second effect refers to the salient point (723) of (722) in the axial direction It is spaced apart, wherein, the sliding part (711) optionally only refers to (721) to the described first effect and second effect refers to (722) salient point (723)；

First frictional drive component (73), the first frictional drive component (73) be arranged on it is described first effect refer to (721) and Pushed away between first platen (40) with only being supported when the described first effect refers to salient point (723) of (721) in the sliding part (711) Dynamic first platen (40) compresses first output end (20) and the input (10)；

Second frictional drive component (74), the second frictional drive component (74) be arranged on it is described second effect refer to (722) and Pushed away between second platen (50) with only being supported when the described second effect refers to salient point (723) of (722) in the sliding part (711) Dynamic second platen (50) compresses second output end (30) and the input (10).
4. double clutch (100) according to claim 3, it is characterised in that the motor shaft (61) is leading screw, the cunning Axis of the moving part (711) for the axis of cylinder and the sliding part (711) perpendicular to the motor shaft (61), the motor pass Dynamic component (71) also includes：Limiting plate (712), the limiting plate (712) are fixed on the motor (60) and suitable for only supporting institute Sliding part (711) is stated, the limiting plate (712) is located at the one of the remote effect finger assembly (72) of the sliding part (711) Side.
5. double clutch (100) according to claim 3, it is characterised in that also include：Housing (80), the effect refer to Component (72) is embedded on the housing (80), and the effect finger assembly (72) includes：One it is described first effect refer to (721) and Two second effects refer to (722), and described two second effects refer to (722) and referred to (721) positioned at the described first effect respectively The width that both sides and second effect refer to (722) is less than the width that the described first effect refers to (721).
6. double clutch (100) according to claim 3, it is characterised in that the first frictional drive component (73) bag Include：

First pressure set (731), the side of the first pressure set (731), which is stopped, is against the freedom that first effect refers to (721) End；

First arm spring (732), first arm spring (732) are pivotally disposed in the double clutch (100), Stop the opposite side for being against the first pressure set (731) in one end of first arm spring (732)；

Drag hook (733), one end of the drag hook (733) is connected with first platen (40) and the other end is only against described first The other end of arm spring (732).
7. double clutch (100) according to claim 3, it is characterised in that the second frictional drive component (74) bag Include：

Second pressure set (741), the side of the second pressure set (741), which is stopped, is against the freedom that second effect refers to (722) End；

Second arm spring (742), second arm spring (742) are pivotally disposed in the double clutch (100), One end of second arm spring (742) is only against the opposite side of the second pressure set (741) and the second lever bullet Spring (742) is also only against on second platen (50).
8. double clutch (100) according to claim 1, it is characterised in that the transmission device (70) includes：Hydraulic oil Pump (75), the first oil circuit (76) and the second oil circuit (77), the hydraulic oil pump (75) is connected with the motor (60) and selectivity Ground to first oil circuit (76) and second oil circuit (77) fuel feeding, the input (10) and first platen (40) it Between limit the first oil pocket, limit the second oil pocket between the input (10) and second platen (50), described first Oil circuit (76) is connected with first oil pocket and second oil circuit (77) is connected with second oil pocket.
9. double clutch (100) according to claim 8, it is characterised in that is provided with first oil circuit (76) The second control valve (771) is provided with one control valve (761) and second oil circuit (77).
10. double clutch (100) according to claim 8, it is characterised in that first platen (40) and described second Platen (50) is respectively to perform piston, is also associated with being used to drive the execution piston to return back to initial bit on the execution piston The elastic component (78) put.