CN200965046Y - Stepless speed change mechanism - Google Patents
Stepless speed change mechanism Download PDFInfo
- Publication number
- CN200965046Y CN200965046Y CN 200620148384 CN200620148384U CN200965046Y CN 200965046 Y CN200965046 Y CN 200965046Y CN 200620148384 CN200620148384 CN 200620148384 CN 200620148384 U CN200620148384 U CN 200620148384U CN 200965046 Y CN200965046 Y CN 200965046Y
- Authority
- CN
- China
- Prior art keywords
- drive plate
- force
- drivign belt
- collar
- driving disk
- 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 - Fee Related
Links
Images
Landscapes
- Friction Gearing (AREA)
- Transmissions By Endless Flexible Members (AREA)
Abstract
The utility model relates to a non-section speed variable mechanism. A drive plate convex hub of a force-in shaft of a non-section transmission is sleeved with a sleeve ring in clearance combination, which can radially props the transmission belt of the non-section transmission to produce a gap between the transmission belt and a drive plate of the non-section transmission, to produce an effect of low-speed and low-friction. Therefore, the drive plate and the sliding drive plate do not clamp the transmission belt, making the transmission belt do not have enough friction force to produce rotation, namely, when the vehicle engine is in idler speed, the rotation power of the vehicle engine can produce a breakdown by the gap, in this way, the utility model can replace the function of the traditional clutch, reduces the weight of the vehicle engine, and thus reducing the cost.
Description
Technical field
The utility model is about a kind of continuous variable transmission, refers to a kind of continuous variable transmission that is applicable to car engine especially.
Background technique
In the engine of present commercially available vehicle, its main gear shift mode is a continuous variable speed, that is stepless transmission can change speed automatically according to the height of engine speed.
See also the sectional drawing of known stepless transmission shown in Figure 1, wherein show a stepless transmission 9, and this stepless transmission 9 includes an inputting shaft 91, one drive plate 92, one sliding driving disk 93, a plurality of balls 94, one force-output shaft 95, one drive plate 96, one slip drive plate 97, one drive plate spring 98, an and drivign belt 99, wherein, inputting shaft 91 is coupled to car engine 8 and obtains rotating power, drive plate 92 all is located on the inputting shaft 91 with sliding driving disk 93, and the rotation of inputting shaft 91 can impel ball 94, and pushing tow sliding driving disk 93 moves axially along inputting shaft 91 with its centrifugal force; Same, drive plate 96 all is located on the force-output shaft 95 with slip drive plate 97, and drive plate spring 98 pushing tow slip drive plate 97 moves axially along force-output shaft 95 with its elastic force; As for 99 of drivign belts be surrounded on drive plate 92, sliding driving disk 93, drive plate 96, with slip drive plate 97.
Therefore, utilize said structure, the rotating power of car engine 8 can be passed to force-output shaft 95 via drivign belt 99 in the continuous variable speed mode by inputting shaft 91, that is changes radius ratio, uses the purpose of reaching continuous variable speed.
Yet, in above-mentioned stepless transmission 9, need group establish a friction clutcch 90, when car engine 8 during in idling, can be by the rotating power of friction clutcch 90 temporarily disconnecteds (not transmitting) force-output shaft 95, the rotating power of car engine 8 is ended, but aforementioned friction clutcch 90 is too heavy, and cost is too high, for car engine 8 designs that require lightweight, reduce cost, real non-very good.
The model utility content
The purpose of this utility model provides a kind of continuous variable transmission that does not need conventional clutch.
For reaching above-mentioned purpose, the utility model utilizes the collar to rise the drivign belt of stepless transmission, make between the drive plate of drivign belt and stepless transmission and produce a gap between the sliding driving disk of drivign belt and stepless transmission, make it produce the effect of low speed low-frictional force.Therefore, drive plate and sliding driving disk can not clamp drivign belt, make drivign belt not have enough frictional force to produce rotation, use the function that replaces conventional clutch.
Know clearly it, continuous variable transmission of the present utility model comprises a stepless transmission, this stepless transmission comprises an inputting shaft, a drive plate group, a force-output shaft, a drive plate group and a drivign belt, wherein, drivign belt is surrounded on drive plate group and drive plate group, and the drive plate group comprises a drive plate, a sliding driving disk, the protruding Hubs of a drive plate and a plurality of ball, and the drive plate group comprises a drive plate, a slip drive plate and a drive plate spring.
In addition, the protruding Hubs of the drive plate of drive plate group is coaxial to be fixedly arranged on the inputting shaft, the drive plate of drive plate group is mounted on the protruding Hubs of drive plate, the sliding driving disk of drive plate group is slidedly arranged on the protruding Hubs of drive plate, the drive plate of drive plate group is coaxial being fixedly arranged on the force-output shaft, coaxial being slidedly arranged on the force-output shaft of slip drive plate of drive plate group.
In addition, inputting shaft is coupled to a car engine and the rotating power of car engine is passed to force-output shaft via drivign belt in the continuous variable speed mode, and the rotation of inputting shaft impels a plurality of balls, and the pushing tow sliding driving disk is in axial sliding along the protruding Hubs of drive plate with its centrifugal force, and pushing tow slip drive plate is in axial sliding along force-output shaft the drive plate spring with its elastic force.
Characteristic of the present utility model is the protruding Hubs of above-mentioned drive plate and includes a collar, this collar is located on the protruding Hubs of drive plate and between drive plate and sliding driving disk with the clearance cooperation, and the collar is radially risen drivign belt, impels between drivign belt and the drive plate and generation one gap between drivign belt and the sliding driving disk.
Therefore, by the collar, and cooperate the design be located on the protruding Hubs of drive plate with clearance, the collar can radially be risen drivign belt, and make between drivign belt and the drive plate, and generation one gap between drivign belt and the sliding driving disk, so drive plate and sliding driving disk can not clamp drivign belt, make drivign belt not have enough frictional force to produce rotation, that is when car engine when idling (rotating speed is lower), the rotating power of car engine can produce interruption by aforementioned gap, the function that so can replace conventional clutch, and the weight of car engine can be reduced, and can reduce cost by this.
Above-mentioned collar periphery can be arranged with a ball bearing or a needle bearing or other bearing etc., and the collar can be adjacent to drive plate.
Advantage of the present utility model be need not be traditional clutch, realize the function of the rotating power of interrupt engine equally, and the weight of car engine can be reduced, and can reduce cost by this.
Description of drawings
Fig. 1 is the sectional drawing of known stepless transmission;
Fig. 2 is the sectional drawing of the utility model first preferred embodiment;
Fig. 3 is the sectional drawing of the utility model second preferred embodiment.
Symbol description
Stepless transmission 1 drive plate group 101 drive plate groups 102
Inputting shaft 11 drive plates 12 sliding driving disks 13
Ball bearing 2 car engines 3 needle bearings 4
Protruding Hubs 6 collars of drive plate 7 car engines 8
Force-output shaft 95 drive plates 96 slip drive plates 97
Embodiment
See also the sectional drawing of the utility model first preferred embodiment shown in Figure 2, wherein show a stepless transmission 1 and a car engine 3, and car engine 3 is coupled to the inputting shaft 11 of stepless transmission 1.
Above-mentioned stepless transmission 1 is except that including mechanical axis 11, and comprise a drive plate group 101, a force-output shaft 15, a drive plate group 102 and a drivign belt 19, wherein, drivign belt 19 is surrounded on drive plate group 101 and drive plate group 102, and drive plate group 101 comprises a drive plate 12, a sliding driving disk 13, the protruding Hubs 6 of a drive plate and a plurality of ball 14, and drive plate group 102 comprises a drive plate 16, a slip drive plate 17 and a drive plate spring 18.
In addition, protruding Hubs 6 coaxial being fixedly arranged on the inputting shaft 11 of the drive plate of drive plate group 101, the drive plate 12 of drive plate group 101 is mounted on the protruding Hubs 6 of drive plate, the sliding driving disk 13 of drive plate group 101 is slidedly arranged on the protruding Hubs 6 of drive plate, drive plate 16 coaxial being fixedly arranged on the force-output shaft 15 of drive plate group 102, slip drive plate 17 coaxial being slidedly arranged on the force-output shaft 15 of drive plate group 102.
Therefore, when car engine 3 was coupled to the inputting shaft 11 of stepless transmission 1, the rotating power of car engine 3 can be passed to inputting shaft 11, also be passed to force-output shaft 15 via drivign belt 19 in the continuous variable speed mode again.
That is inputting shaft 11 is when rotation, the rotation of inputting shaft 11 can impel ball 14, and pushing tow sliding driving disk 13 is in axial sliding along the protruding Hubs 6 of drive plate with its centrifugal force, drive plate spring 18 can its elastic force and pushing tow slip drive plate 17 is in axial sliding along force-output shaft 15, make drive plate 12, sliding driving disk 13, drive plate 16, can clamp drivign belt 19 with slip drive plate 17, impel drivign belt 19 to follow rotation, and drivign belt 19 is moved up and down because of the difference of rotating speed, use change between drive plate group 101 and the drive plate group 102 radius ratio, reach the purpose of continuous variable speed by this.
The protruding Hubs 6 of above-mentioned drive plate also includes a collar 7, and this collar 7 cooperates (pine is joined) to be located on the protruding Hubs 6 of drive plate with clearance.
In the present embodiment, the collar 7 peripheries also are arranged with a ball bearing 2, and the collar 7 and ball bearing 2 are on the protruding Hubs 6 of the drive plate between drive plate 12 and the sliding driving disk 13 and be adjacent to drive plate 12, simultaneously, the collar 7 is radially risen drivign belt 19 with ball bearing 2, impels between drivign belt 19 and the drive plate 12 and generation one gap between drivign belt 19 and the sliding driving disk 13.
Know clearly it, by the collar 7, and cooperate the design be located on the protruding Hubs 6 of drive plate with clearance, when car engine 3 when idling (rotating speed is lower), sliding driving disk 13 drive plate 12 and slippage on the protruding Hubs 6 of drive plate dorsad, impel the distance between sliding driving disk 13 and the drive plate 12 to increase, at this moment, drivign belt 19 can move down, when drivign belt 19 moves to a certain height, drivign belt 19 can be parked on the collar 7 and ball bearing 2, and this moment sliding driving disk 13 when continuing drive plate 12 slippages dorsad again, between drivign belt 19 and the drive plate 12, and can produce a gap between drivign belt 19 and the sliding driving disk 13, and by the generation in gap, drive plate 12 and sliding driving disk 13 promptly not can and drivign belt 19 between produce to clamp strength, so drivign belt 19 can not followed drive plate 12 and sliding driving disk 13 rotations again, that is therefore force-output shaft 15 can not have enough frictional force to produce rotation.
By this, the rotating power of car engine 3 can produce interruption by above-mentioned gap, so can replace the function of conventional clutch, and the weight of car engine 3 can be reduced, and can reduce cost by this.
See also the sectional drawing of the utility model second preferred embodiment shown in Figure 3, its main structure is all identical with above-mentioned first preferred embodiment, only difference is that the collar 7 peripheries are arranged with a needle bearing 4, and the collar 7 and needle bearing 4 are when group is established, be adjacent to drive plate 12, and such design also can be reached the described various effects of above-mentioned first preferred embodiment.
Preferably arrange in pairs or groups respectively ball bearing 2 of the collar 7 of the various embodiments described above uses with needle bearing 4, if only use the collar 7 also can, because of cooperating with clearance, the collar 7 is located on the protruding Hubs 6 of drive plate, so the protruding Hubs 6 of drive plate can't drive the collar 7 rotations, that is only uses the also effect of attainable cost model utility of the collar 7.
Claims (4)
1. continuous variable transmission comprises:
One stepless transmission, comprise an inputting shaft, one drive plate group, one force-output shaft, one drive plate group, an and drivign belt, wherein, this drivign belt is surrounded on this drive plate group and this drive plate group, this drive plate group comprises a drive plate, one sliding driving disk, the protruding Hubs of one drive plate, and a plurality of balls, this drive plate group comprises a drive plate, one slip drive plate, an and drive plate spring, the protruding Hubs of this drive plate is coaxial to be fixedly arranged on this inputting shaft, this drive plate is mounted on the protruding Hubs of this drive plate, this sliding driving disk is slidedly arranged on the protruding Hubs of this drive plate, this drive plate is coaxial to be fixedly arranged on this force-output shaft, this slip drive plate is coaxial to be slidedly arranged on this force-output shaft, this inputting shaft is coupled to a car engine, and the rotating power of this car engine is passed to this force-output shaft via this drivign belt in the continuous variable speed mode, and the rotation of this inputting shaft impels these balls, and this sliding driving disk of pushing tow is in axial sliding along the protruding Hubs of this drive plate with its centrifugal force, and pushing tow should be in axial sliding along this force-output shaft by the slip drive plate this drive plate spring with its elastic force;
It is characterized in that:
The protruding Hubs of this drive plate also includes a collar it cooperates with clearance and is located on that the protruding Hubs of this drive plate goes up and between this drive plate and this sliding driving disk, and this collar is radially risen this drivign belt, impel between this drivign belt and this drive plate, and this drivign belt and this sliding driving disk between generation one gap.
2. continuous variable transmission according to claim 1 is characterized in that this collar periphery and is arranged with a ball bearing.
3. continuous variable transmission according to claim 1 is characterized in that this collar periphery and is arranged with a needle bearing.
4. continuous variable transmission according to claim 1 is characterized in that this collar is adjacent to this drive plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620148384 CN200965046Y (en) | 2006-10-23 | 2006-10-23 | Stepless speed change mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620148384 CN200965046Y (en) | 2006-10-23 | 2006-10-23 | Stepless speed change mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200965046Y true CN200965046Y (en) | 2007-10-24 |
Family
ID=38869062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620148384 Expired - Fee Related CN200965046Y (en) | 2006-10-23 | 2006-10-23 | Stepless speed change mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200965046Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102066805A (en) * | 2008-05-09 | 2011-05-18 | 舍弗勒技术两合公司 | Space-saving transmission arrangement |
-
2006
- 2006-10-23 CN CN 200620148384 patent/CN200965046Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102066805A (en) * | 2008-05-09 | 2011-05-18 | 舍弗勒技术两合公司 | Space-saving transmission arrangement |
| CN102066805B (en) * | 2008-05-09 | 2015-04-22 | 舍弗勒技术股份两合公司 | Space-saving transmission arrangement |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1144959C (en) | Lubricating oil supply device for stepless speed changer | |
| CN100334371C (en) | Magnetic coatrol gear run stepless speed changer | |
| JP2013044406A (en) | Electric transmission and drive device for electric vehicle | |
| US20110092324A1 (en) | Continuously variable belt drive system | |
| CN200965046Y (en) | Stepless speed change mechanism | |
| CN201407322Y (en) | Unidirectional clutch type stepless speed change device used for non-road motor vehicle | |
| CN101526126B (en) | Unidirectional clutch type stepless speed change device for off-road motor vehicles | |
| CN101260930A (en) | Infinite variable speed highly effective wheel | |
| CN200965045Y (en) | Stepless speed change mechanism | |
| CN1234977C (en) | Mechanical supercharger | |
| KR101047224B1 (en) | Continuously variable transmission | |
| CN101050795A (en) | Torque transfer device | |
| CN2889885Y (en) | Petrol-saving device of pedal motorcycle with 125 ml displacement | |
| CN2765005Y (en) | Vehicle-mounted compound variable-speed gear | |
| CN1223775C (en) | Power transmission device with stepless variable speed mechanism | |
| CN1234860A (en) | Actuation device for continuously variable gear box | |
| CN1501009A (en) | Continuously improved velocity-ratio drive device | |
| CN2809343Y (en) | Centrifugal speed changing device for mechanical stepless transmission | |
| CN109958750A (en) | Variable speed driving wheel | |
| CN2895228Y (en) | Power transmission | |
| RU75703U1 (en) | AUTOMATIC V-BELT VARIATOR | |
| CN202541776U (en) | Double-clutch gear shifting mechanism of electric motorcycle | |
| CN101042164A (en) | Mechanical transmission automatic clutch | |
| CN201065786Y (en) | Straddle type motorcycle engine | |
| CN101520082A (en) | Stepless change efficient wheel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071024 Termination date: 20111023 |