CN201582359U - CVT transmission mechanism, motorcycle and all-terrain vehicle - Google Patents
CVT transmission mechanism, motorcycle and all-terrain vehicle Download PDFInfo
- Publication number
- CN201582359U CN201582359U CN2009202798256U CN200920279825U CN201582359U CN 201582359 U CN201582359 U CN 201582359U CN 2009202798256 U CN2009202798256 U CN 2009202798256U CN 200920279825 U CN200920279825 U CN 200920279825U CN 201582359 U CN201582359 U CN 201582359U
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- driven
- cvt
- assembly
- driving mechanism
- slider disc
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Abstract
The utility model relates to the technical field of motor vehicles, and discloses a CVT transmission mechanism. The CVT transmission mechanism comprises a CVT driving wheel component, a CVT driven wheel component and a conveyer belt; the CVT driving wheel component is sleeved with a CVT driving shaft; the CVT driven wheel component comprises a driven fixed component and a driven sliding plate component; the driven fixed component comprises a driven fixed shaft sleeve and a driven fixed plate which are sleeved together; the driven fixed shaft sleeve is sleeved with the CVT driven shaft; the driven sliding plate component is sleeved with the driven fixed shaft sleeve; one side of the driven sliding plate component is propped against the driven fixed plate, and the other side thereof is propped against a driven sliding plate fixing piece; and a first elastic piece is arranged between the driven sliding plate component and the driven sliding plate fixing piece. The utility model also discloses a motorcycle and an all-terrain vehicle.
Description
Technical field
The utility model relates to the automotive engineering field, relates in particular to a kind of CVT driving mechanism, also relates to a kind of motorcycle and a kind of all-terrain vehicle.
Background technique
Infinitely variable speed gearing (among the application be called for short CVT driving mechanism) has that speed change is convenient, rideability is superior, significantly saves advantage such as fuel oil, is widely used in motor vehicle such as motorcycle, all-terrain vehicle.
The CVT driving mechanism generally includes CVT drive wheel assemblies, driving belt, CVT follower assembly; The CVT drive wheel assemblies is sleeved on the CVT driving shaft of motor, CVT follower assembly is sleeved on the CVT driven shaft of motor, driving belt is sleeved between CVT drive wheel assemblies and the CVT follower assembly, CVT follower assembly is meshed with the CVT drive wheel assemblies by driving belt, realizes transmission, the speed change of CVT.
At present, have in the motor of motor vehicle of CVT driving mechanism, the arrangement of CVT and clutch mainly contains following two kinds.
First kind of arrangement, clutch adopts dry clutch, clutch sleeve is loaded on the outside of CVT follower assembly, CVT follower assembly and clutch pack integral body place on the motor CVT driven shaft, because CVT follower assembly and clutch pack integral body place on the CVT driven shaft, strengthened the rotary inertia on the CVT driven shaft and the unbalanced force in when work, especially when high engine speeds was moved, unbalanced force had reduced the stationarity and the reliability of CVT transmission system.
Second kind of arrangement, clutch adopts wet clutch, and clutch places the front end of CVT driving mechanism.The problem that this arrangement exists: when car load is braked, because the CVT follower assembly of CVT driving mechanism and trailing wheel are for being rigidly connected, under the effect of braking force, the CVT follower assembly moment that runs up shuts down, this moment, the rotating speed of CVT drive wheel assemblies descended gradually, its result makes driving belt be in relaxed state between CVT drive wheel assemblies and CVT follower assembly, because driving belt is in relaxed state, during the car load starting, drive belt slip occurs and send ear-piercing abnormal sound, reduced the working life of driving belt and the travelling comfort of rider.
The model utility content
First purpose of the present utility model provides a kind of CVT driving mechanism, this CVT driving mechanism is used for the motor vehicle engine that wet clutch places CVT driving mechanism front end, do the time spent in braking force, driving belt is in tensioned state between CVT drive wheel assemblies and CVT follower assembly, when car load is started to walk once more, the drive belt slip phenomenon can be do not occurred, the working life of driving belt and the travelling comfort of rider can be improved.
Second purpose of the present utility model provides a kind of motorcycle, and the 3rd purpose provides a kind of all-terrain vehicle.
In order to realize above-mentioned first purpose, the utility model provides a kind of CVT driving mechanism, comprise the CVT drive wheel assemblies, CVT follower assembly, driving belt, described CVT drive wheel assemblies is socketed on the CVT driving shaft, described CVT follower assembly comprises driven fixing-assembly, driven slider disc assembly, described driven fixing-assembly is socketed to form by driven fixed axle sleeve and driven fixed tray, described driven fixed axle sleeve is socketed on the CVT driven shaft, described driven slider disc assembly is socketed on described driven fixed axle sleeve, and a side of described driven slider disc assembly is against described driven fixed tray, opposite side is provided with first elastic component against driven slider disc fixed block between described driven slider disc assembly and the described driven slider disc fixed block.
Preferably, described first elastic component is the pressure torsion spring.
Preferably, also be provided with driven spring cup between described first elastic component and the driven slider disc fixed block, an end of described first elastic component is against described driven slider disc assembly, and the other end is against driven spring cup.
Preferably, be provided with second elastic component between described driven fixed axle sleeve and the described driven fixed tray.
Preferably, described second elastic component is a damping spring.
Preferably, the socket place of described driven fixed axle sleeve and described driven fixed tray is provided with the first damping spring groove, opposite position with the described first damping spring groove on the described driven fixed tray is provided with the second damping spring groove, and described second elastic component is located in the described first damping spring groove, the described second damping spring groove.
Preferably, the outside of described driven fixed tray is provided with spring bearer plate, and described spring bearer plate and described driven fixed tray are fixed.
Be provided with first elastic component between the driven slider disc assembly of the CVT driving mechanism CVT follower assembly that the utility model provides and the driven slider disc fixed block, driven slider disc assembly and driven slider disc fixed block have mobilizable space, make can produce relative movement between driven slider disc assembly and the driven fixed tray.When the car load emergency braking, under the effect of braking force, driven fixing-assembly stops operating, driven slider disc assembly produces relative movement with driven fixed tray assembly under the elastic force effect of first elastic component, make driving belt return to original state when emergency braking, driving belt is in tensioned state between CVT drive wheel assemblies and CVT follower assembly, when car load is started to walk once more, the drive belt slip phenomenon can be do not occurred, the working life of driving belt and the travelling comfort of rider can be improved.
In the preferred version, be provided with second elastic component between described driven fixed axle sleeve and the described driven fixed tray.When the car load emergency braking, under the effect of braking force, driven fixed axle sleeve in the driven fixed tray assembly that runs up shuts down, driven fixed tray moved and compressed second elastic component along its locating slot direction with driven fixed axle sleeve under the effect of inertial force this moment, driven slider disc assembly produces relative movement with driven fixed tray assembly under the elastic force effect of first elastic component simultaneously, make driving belt when emergency braking, return to original state, solved because the car load emergency braking causes driving belt lax, when car load is started to walk, drive belt slip occurred and send the fault of ear-piercing abnormal sound.
In order to realize above-mentioned second purpose, the utility model provides a kind of motorcycle, and this motorcycle has above-mentioned CVT driving mechanism, because above-mentioned driving mechanism has above-mentioned technique effect, the motorcycle with this CVT driving mechanism should have the corresponding techniques effect.
In order to realize above-mentioned the 3rd purpose, the utility model provides a kind of all-terrain vehicle, this all-terrain vehicle has above-mentioned CVT driving mechanism, because above-mentioned driving mechanism has above-mentioned technique effect, the all-terrain vehicle with this CVT driving mechanism should have the corresponding techniques effect.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of CVT driving mechanism provided by the utility model;
Fig. 2 is the structural representation of CVT drive wheel assemblies among Fig. 1;
Fig. 3 is the structural representation of CVT follower assembly among Fig. 1;
Fig. 4 is the structural representation of driven fixed tray assembly among Fig. 3;
Fig. 5 is the side view of driven fixed tray assembly among Fig. 3;
Fig. 6 is the structural representation of driven fixed tray among Fig. 4;
Fig. 7 is the side view of driven fixed tray among Fig. 4;
Fig. 8 is the structural representation of driven fixed axle sleeve among Fig. 4;
Fig. 9 is the side view of driven fixed axle sleeve among Fig. 4;
Figure 10 is the structural representation of driven slider disc assembly among Fig. 3;
Wherein, among Fig. 1-Figure 10:
CVT drive wheel assemblies 1, driving belt 2, CVT follower assembly 3, CVT driving shaft 4, CVT driven shaft 5;
Skewback 1-1, axle sleeve 1-2, centrifugal roller 1-3, main movable pulley assembly 1-4, main fast pulley 1-5, pad 1-6, nut 1-7;
Driven fixed tray assembly 3-1, driven slider disc assembly 3-2, pressure torsion spring 3-3, driven spring cup 3-4, pad 3-5, back-up ring 3-6;
Driven fixed tray 3-1-1, the second damping spring groove 3-1-1-1, locating slot 3-1-1-2, driven fixed axle sleeve 3-1-2, the first damping spring groove 3-1-2-1, positioning boss 3-1-2-2, damping spring 3-1-3, spring bearer plate 3-1-4, screw 3-1-5;
Driven slider disc 3-2-1, driven slide bushing 3-2-2, friction slip 3-2-3, screw 3-2-4.
Embodiment
First core of the present utility model provides a kind of CVT driving mechanism, this CVT driving mechanism is used for the motor vehicle engine that wet clutch places CVT driving mechanism front end, do the time spent in braking force, driving belt is in tensioned state between CVT drive wheel assemblies and CVT follower assembly, when car load is started to walk once more, the drive belt slip phenomenon can be do not occurred, the working life of driving belt and the travelling comfort of rider can be improved.
Below in conjunction with accompanying drawing content of the present utility model is described, following description only is exemplary and indicative, should any restriction not arranged to protection domain of the present utility model.
Please referring to Fig. 1, Fig. 1 is the structural representation of a kind of embodiment of CVT driving mechanism provided by the utility model.
As shown in Figure 1, the CVT driving mechanism that provides of the utility model comprises CVT drive wheel assemblies 1, driving belt 2, CVT follower assembly 3; CVT drive wheel assemblies 1 is sleeved on the CVT driving shaft 4 of motor, CVT follower assembly 3 is sleeved on the CVT driven shaft 5 of motor, driving belt 2 is sleeved between CVT drive wheel assemblies 1 and the CVT follower assembly 3, and CVT follower assembly 3 is meshed with CVT drive wheel assemblies 1 by driving belt 2.
In a kind of concrete mode of execution, the structure of CVT drive wheel assemblies 1 as shown in Figure 2, CVT drive wheel assemblies 1 comprises skewback 1-1, axle sleeve 1-2, centrifugal roller 1-3, main movable pulley assembly 1-4, main fast pulley 1-5, pad 1-6, nut 1-7; Wherein skewback 1-1, main fast pulley 1-5 by spline package on CVT driving shaft 1, axle sleeve 1-2 is sleeved on the CVT driving shaft 1 and between main fast pulley 1-5, skewback 1-1, pad 1-6, nut 1-7 are sleeved on the CVT driving shaft 1 and are positioned at the outside of main fast pulley 1-5, by nut 1-7 skewback 1-1, axle sleeve 1-2, main fast pulley 1-5, pad 1-6 are fixed on the CVT driving shaft 1, main movable pulley assembly 1-4 is set on the axle sleeve 1-2, and centrifugal roller 1-3 is set in the raceway of main movable pulley assembly 1-4 and is positioned on the skewback 1-1.
The structure of CVT follower assembly 3 as shown in Figure 3, CVT follower assembly 3 comprises driven fixed tray assembly 3-1, driven slider disc assembly 3-2.Driven fixed tray assembly 3-1 is socketed to form by driven fixed axle sleeve 3-1-2 and driven fixed tray 3-1-1, driven fixed axle sleeve 3-1-2 is socketed on CVT driven shaft 5, driven slider disc assembly 3-2 is socketed on driven fixed axle sleeve 3-1-2, and the side of driven slider disc assembly 3-2 is against driven fixed tray 3-1-1, opposite side is provided with first elastic component against driven slider disc fixed block between driven slider disc assembly 3-2 and the driven slider disc fixed block.
In a kind of concrete mode of execution, described first elastic component is pressure torsion spring 3-3, and described driven slider disc fixed block comprises pad 3-5, back-up ring 3-6.
Also be provided with driven spring cup 3-4 between described first elastic component and the driven slider disc fixed block, an end of described first elastic component is against described driven slider disc assembly, and the other end is against driven spring cup 3-4.
As shown in Figure 4, driven slider disc assembly 3-2, pressure torsion spring 3-3, driven spring cup 3-4, pad 3-5, back-up ring 3-6 are sleeved on the driven fixed tray assembly 3-1.
Please referring to Fig. 4, Fig. 5, Fig. 4 is the structural representation of driven fixed tray assembly among Fig. 3; Fig. 5 is the side view of driven fixed tray assembly among Fig. 3.
As Fig. 4, shown in Figure 5, driven fixed tray assembly 3-1 comprises that driven fixed tray is socketed to form by driven fixed axle sleeve 3-1-2 and driven fixed tray 3-1-1, is provided with second elastic component between driven fixed axle sleeve 3-1-2 and the driven fixed tray 3-1-1.
In a kind of concrete mode of execution, described second elastic component is damping spring 3-1-3.The outside of driven fixed tray 3-1-1 is provided with spring bearer plate 3-1-4, and spring bearer plate 3-1-4 and driven fixed tray 3-1-1 fix by screw 3-1-5.
Wherein, the structure of driven fixed tray 3-1-1 such as Fig. 6, shown in Figure 7, driven fixed tray 3-1-1 is plate-like, and the socket place of driven fixed tray 3-1-1 and driven fixed axle sleeve 3-1-2 is provided with the second damping spring groove 3-1-1-1, locating slot 3-1-1-2.
The structure of driven fixed axle sleeve 3-1-2 such as Fig. 8, shown in Figure 9, driven fixed axle sleeve 3-1-2 has the through hole that is used for socket CVT driven shaft 5, the end of driven fixed axle sleeve 3-1-2 can with driven fixed tray 3-1-1 socket, the socket place of driven fixed axle sleeve 3-1-2 and driven fixed tray 3-1-1 is provided with the groove first damping spring groove 3-1-2-1, positioning boss 3-1-2-2, and the first damping spring groove 3-1-2-1 cooperates the damping spring groove that is formed for holding second elastic component with the second damping spring groove 3-1-1-1.
The structure of driven slider disc assembly 3-2 as shown in figure 10, the slider disc assembly comprises driven slider disc 3-2-1, driven slide bushing 3-2-2, friction slip 3-2-3, screw 3-2-4; Driven slide bushing 3-2-2 is sleeved on the endoporus of driven slider disc 3-2-1, and friction slip 3-2-3 is contained on the driven slider disc 3-2-1 by screw 3-2-4 connecting sleeve; Driven spring cup 3-2-1 is provided with a plurality of work profiles, and the friction slip 3-2-3 on the driven slider disc assembly 3-2 is positioned on the work profile of driven spring cup 3-2-1; Pressure torsion spring 3-3 one end is positioned on the driven slider disc assembly 3-2, and the other end is positioned on the driven spring cup 3-4; Pad 3-5, back-up ring 3-6 are positioned at the outside of driven spring cup 3-4, make to be sleeved on driven slider disc assembly 3-2, the pressure torsion spring 3-3 on the driven fixed tray assembly 3-1, driven spring cup 3-4 and driven fixed tray assembly 3-1 composition CVT follower assembly 3.
Below introduce the working principle of the CVT driving mechanism that the utility model provides.
The CVT driving mechanism that the utility model provides can be used for the motor vehicle engine that wet clutch places CVT driving mechanism front end.
When motor quickens, centrifugal roller 1-3 in the CVT drive wheel assemblies 1 is under action of centrifugal force, along the raceway of main movable pulley assembly 1-4 to outer rolling, because the effect of skewback 1-1, centrifugal roller 1-3 promotes main movable pulley assembly 1-4 and moves to main fast pulley 1-5 direction, driving belt 2 increases in the CVT drive wheel assemblies 1 end radius of clean-up, simultaneously, CVT follower assembly 3 ends are under the effect of driving belt 2, driven slider disc assembly 3-2 shifts to driven spring cup 3-4 and further compression pressure torsion spring 3-3 along the work profile on the driven spring cup 3-4, driving belt 2 reduces in the CVT follower assembly 3 end radius of clean-up, and transmitted power strengthens, and the CVT transmission speed ratio reduces.
When engine retard, the suffered centrifugal force of centrifugal roller 1-3 reduces, driving belt 2 reduces in the CVT drive wheel assemblies 1 end radius of clean-up, simultaneously, CVT follower assembly 2 ends are under the effect of pressure torsion spring 3-3, and driven slider disc assembly 3-2 shifts to driven fixed tray assembly 3-1, and driving belt 2 increases in the CVT follower assembly 3 end radius of clean-up, the CVT transmission speed ratio increases, and realizes the stepless change of CVT transmission.
CVT drive wheel assemblies 1 is sleeved on the CVT driving shaft 4, CVT follower assembly 3 is sleeved on the CVT driven shaft 5, driving belt 2 is sleeved between CVT drive wheel assemblies 1 and the CVT follower assembly 3, realizes that engine power is delivered on the CVT driven shaft 5 from CVT driving shaft 4.When the car load emergency braking, under the effect of braking force, driven fixed axle sleeve 3-1-2 in the driven fixed tray assembly 3 that runs up shuts down, driven fixed tray 3-1-1 moved and compressed damping spring 3-1-3 along its locating slot 3-1-1-2 direction with driven fixed axle sleeve 3-1-2 under the effect of inertial force this moment, driven slider disc assembly 3-2 produces relative movement with driven fixed tray assembly 3-1 under the elastic force effect of pressure torsion spring 3-3 simultaneously, make driving belt 2 when emergency braking, return to original state, driving belt is in tensioned state between CVT drive wheel assemblies and CVT follower assembly, when car load is started to walk once more, the drive belt slip phenomenon can be do not occurred, the working life of driving belt and the travelling comfort of rider can be improved.
In the foregoing description, first elastic component is the pressure torsion spring, and first elastic component is not limited thereto, and first elastic component can be shell fragment, complex spring etc., and all elastic components that carries out resiliently deformable all can be used as first elastic component.
Equally, in the foregoing description, second elastic component is a damping spring, and second elastic component in the utility model is not limited to damping spring, and the elastic component of impact force all can be used as second elastic component between driven slider disc 3-2-1 of all available buffers and the driven slide bushing 3-2-2.
The utility model provides a kind of motorcycle, and this motorcycle has above-mentioned CVT driving mechanism, because above-mentioned driving mechanism has above-mentioned technique effect, the motorcycle with this CVT driving mechanism should have the corresponding techniques effect, no longer is described in detail at this.
The utility model provides a kind of all-terrain vehicle, this all-terrain vehicle has above-mentioned CVT driving mechanism, because above-mentioned driving mechanism has above-mentioned technique effect, the all-terrain vehicle with this CVT driving mechanism should have the corresponding techniques effect, no longer is described in detail at this.
The above only is the description of preferred implementation of the present utility model; should be understood that; because the finiteness of literal expression; and objectively have unlimited concrete structure; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. CVT driving mechanism, comprise the CVT drive wheel assemblies, CVT follower assembly, driving belt, described CVT drive wheel assemblies is socketed on the CVT driving shaft, described CVT follower assembly comprises driven fixing-assembly, driven slider disc assembly, described driven fixing-assembly is socketed to form by driven fixed axle sleeve and driven fixed tray, described driven fixed axle sleeve is socketed on the CVT driven shaft, described driven slider disc assembly is socketed on described driven fixed axle sleeve, and a side of described driven slider disc assembly is against described driven fixed tray, opposite side is against driven slider disc fixed block, it is characterized in that, be provided with first elastic component between described driven slider disc assembly and the described driven slider disc fixed block.
2. CVT driving mechanism according to claim 1 is characterized in that, described first elastic component is the pressure torsion spring.
3. CVT driving mechanism according to claim 2, it is characterized in that, also be provided with driven spring cup between described first elastic component and the driven slider disc fixed block, an end of described first elastic component is against described driven slider disc assembly, and the other end is against driven spring cup.
4. according to each described CVT driving mechanism of claim 1-3, it is characterized in that, be provided with second elastic component between described driven fixed axle sleeve and the described driven fixed tray.
5. CVT driving mechanism according to claim 4 is characterized in that, described second elastic component is a damping spring.
6. CVT driving mechanism according to claim 5, it is characterized in that, the socket place of described driven fixed axle sleeve and described driven fixed tray is provided with the first damping spring groove, opposite position with the described first damping spring groove on the described driven fixed tray is provided with the second damping spring groove, and described second elastic component is located in the described first damping spring groove, the described second damping spring groove.
7. CVT driving mechanism according to claim 6 is characterized in that the outside of described driven fixed tray is provided with spring bearer plate, and described spring bearer plate and described driven fixed tray are fixed.
8. a motorcycle is characterized in that, this motorcycle has each described CVT driving mechanism of claim 1-7.
9. an all-terrain vehicle is characterized in that, this all-terrain vehicle has each described CVT driving mechanism of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202798256U CN201582359U (en) | 2009-11-23 | 2009-11-23 | CVT transmission mechanism, motorcycle and all-terrain vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202798256U CN201582359U (en) | 2009-11-23 | 2009-11-23 | CVT transmission mechanism, motorcycle and all-terrain vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201582359U true CN201582359U (en) | 2010-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202798256U Expired - Lifetime CN201582359U (en) | 2009-11-23 | 2009-11-23 | CVT transmission mechanism, motorcycle and all-terrain vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201582359U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958750A (en) * | 2017-12-22 | 2019-07-02 | 张宝玉 | Variable speed driving wheel |
| CN111634622A (en) * | 2020-06-30 | 2020-09-08 | 朱箫笛 | Transmission method based on belt type conveying |
| CN111731773A (en) * | 2020-06-30 | 2020-10-02 | 朱箫笛 | Transmission mechanism for belt conveyor |
-
2009
- 2009-11-23 CN CN2009202798256U patent/CN201582359U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109958750A (en) * | 2017-12-22 | 2019-07-02 | 张宝玉 | Variable speed driving wheel |
| CN111634622A (en) * | 2020-06-30 | 2020-09-08 | 朱箫笛 | Transmission method based on belt type conveying |
| CN111731773A (en) * | 2020-06-30 | 2020-10-02 | 朱箫笛 | Transmission mechanism for belt conveyor |
| CN111731773B (en) * | 2020-06-30 | 2021-11-02 | 上海嘉堃实业有限公司 | Transmission mechanism for belt conveyor |
| CN111634622B (en) * | 2020-06-30 | 2022-01-14 | 佛山市科尼明五金制品有限公司 | Transmission method based on belt type conveying |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100915 |