CN108506445A - Contiuously variable transmission - Google Patents
Contiuously variable transmission Download PDFInfo
- Publication number
- CN108506445A CN108506445A CN201810297107.5A CN201810297107A CN108506445A CN 108506445 A CN108506445 A CN 108506445A CN 201810297107 A CN201810297107 A CN 201810297107A CN 108506445 A CN108506445 A CN 108506445A
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- China
- Prior art keywords
- link
- input
- output
- gear
- damper
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
- F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
- F16H37/0833—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with arrangements for dividing torque between two or more intermediate shafts, i.e. with two or more internal power paths
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The invention discloses a kind of contiuously variable transmissions, it includes input module and output precision；Input module includes input link and two shunting output links；Output precision includes two interflow input links and an output link；It is connected by the first driving member between one shunting output link and an interflow input link, it is connected by the second driving member between another shunting output link and another interflow input link, makes to form the drive path of two transmission ratios not etc. between input link and output link；The larger drive path of transimission power, which is equipped with, damps adjustable damper.When the damping maximum of damper, the larger path locking of transimission power, power is transmitted by another path, when the Resistance Value of damper is 0, most of power is transmitted by being driven bigger path, the power distribution ratio transmitted in two paths can be directly controlled by adjusting the Resistance Value size of adjustable damper, to realize electrodeless variable-speed.
Description
Technical field
The invention belongs to transmission field more particularly to a kind of contiuously variable transmissions.
Background technology
Buncher is matched using the variable driven wheel of transmission belt and working diameter come passing power, Ke Yishi
The continuous change of existing transmission ratio, to obtain the best match of power train and engine operating condition.
Buncher can in certain gear range can linear adjusting transmission ratio, buncher is maximum excellent
Gesture is just that it can be continuously adjusted transmission ratio, carries the vehicle of contiuously variable transmission when accelerating, the entire gentle nothing of accelerator
Any impact, vehicle ride comfort is very good, and shift process power will not interrupt, and fuel economy is good.But current Purely mechanical without
Pole speed changer is all to transmit torque with special steel band transmission torque, that is, frictionally, and the torque of transmission is limited, is not suitable for
In on huge discharge passenger car, it is not suitable for commercial car more.
Invention content
High-torque can be transmitted the purpose of the present invention is to provide a kind of, suitable for the contiuously variable transmission of all types of vehicles.
This contiuously variable transmission provided by the invention, it includes input module and output precision；Input module includes input
Component and two shunting output links；Output precision includes two interflow input links and an output link；One shunting output
It is connected by the first driving member between component and an interflow input link, another shunting output link and another interflow input link
Between be connected by the second driving member, make to form the drive path of two transmission ratios not etc. between input link and output link；
The larger drive path of transimission power, which is equipped with, damps adjustable damper.
In a specific embodiment, it is differential mechanism to make the input module, and wherein pinion frame is as input structure
Part, left half axle gear and right axle shaft gear are respectively as two shunting output links.
As the auxiliary plan of the embodiment, it is differential mechanism to make the output precision, wherein left half axle gear and right half
Shaft gear is respectively as two interflow input links, and pinion frame is as output link.
In the present embodiment, preferably, first driving member is made to be the right axle shaft for being set to the input module
Raising speed gear set between gear and the right axle shaft gear of the output precision；Second driving member is to be set to the input
Train of reduction gears between the left half axle gear of component and the left half axle gear of the output precision；Train of reduction gears includes slowing down
Pinion gear, one end of reduction pinion teeth are coaxially connected with the left half axle gear of the input module, and the other end is equipped with the damping
Device.
In the present embodiment, it includes bent axle, connecting rod, swing rod, bearing, fixed seat to make the damper；The middle part of swing rod
Equipped with the slotted hole for adjusting hinge joint, the top of swing rod is connected with connecting rod, and the other end of connecting rod is connected with bent axle by bent axle
The swing for being converted into swing rod；There are two fixed seats, be placed in swing rod both sides, between two fixed seats and the lower part of swing rod
It is respectively equipped with damping spring；Bearing includes two telescoping cylinders and strut, and strut is connected between the piston rod of two telescoping cylinders from pendulum
It is passed through in the slotted hole of bar；Damper is connected with bent axle with the reduction pinion teeth.
In order to improve the smoothness of output, the damper can be made to have multiple, each damper shares same bent axle.
As an alternative, it is planetary gear set that can make the input module, and wherein sun gear is as input link, planet
Frame and gear ring are as two shunting output links.
Supporting structure as an alternative, it is planetary gear set, wherein planet carrier and sun gear to make the output precision
As two interflow input links, gear ring is as output link.
In alternative solution, as preferably make first driving member be set to the input module planet carrier with it is described
The first drive link between output precision sun gear；Second driving member is to be set to input module gear ring and output precision row
The second drive link between carrier.
In alternative solution, as can preferably make the damper include cam, motion bar, telescopic seat and spring, stretch
Seat is telescoping cylinder, and the bottom end of motion bar is be connected with spring with the ballhead of cam contact, top, the other end of spring with stretch
The piston rod of seat is connected.
The present invention in input link and output link by being arranged the drive path of two transmission ratios not etc., by what is always inputted
Moment shunting is interflow output after two-way is transferred on output precision, and setting damping is adjustable on the larger path of transimission power
Damper adjust the distribution of shunting；When the Resistance Value of damper is adjusted to maximum, it is driven bigger path locking, is owned
Power is transmitted by another path, and when the Resistance Value of damper is 0, according to minimum stream power, most of power is by transmission ratio
Larger path is transmitted, and the power-division ratios that two paths are transmitted can be directly controlled by adjusting the Resistance Value size of adjustable damper
Rate realizes electrodeless variable-speed to enable speed changer to be continuously adjusted between designed maximum transmission ratio and fastest ratio.
Description of the drawings
Fig. 1 is the operation principle flow diagram of the present invention.
Fig. 2 is the arrangement schematic diagram of the preferred embodiment of the present invention one.
Fig. 3 be in Fig. 2 the D of bearing and swing rod to assembling schematic diagram.
Fig. 4 is the arrangement schematic diagram of the preferred embodiment of the present invention two.(planetary gear and damper are not drawn into)
Fig. 5 is the schematic front view of preferred embodiment two.
Fig. 6 is the side view enlarged diagram of damper in preferred embodiment two.
Fig. 7 is the schematic side view of planetary gear set in preferred embodiment two.
Illustrate serial number：
1-input differential mechanism；2-output differentials；
A-pinion frame, B-left half axle gear, C-right axle shaft gear；
3-raising speed gear sets, 31-raising speed gear wheels, 32-raising speed pinion gears；
4-train of reduction gears, 41-deceleration gear wheels, 42-reduction pinion teeths；
5-dampers, 51-bent axles, 52-connecting rods, 53-swing rods, 531-slotted holes, 54-bearings, 541-is flexible
Cylinder, 542-struts, 55-fixed seats, 56-damping springs；
6-planetary gear sets, 61-sun gears, 62-planet carriers, 63-gear rings；
7-the first drive link；8-the second drive link；
9-the second damper, 91-cams, 92-motion bars, 93-telescopic seats, 94-springs.
Specific implementation mode
Preferred embodiment one, shown such as Fig. 1-3, this contiuously variable transmission provided in this embodiment, it selects input poor
Fast device 1 is used as input module, output differential 2 to be used as output precision, and two are equipped between input differential mechanism and output differential
Drive path, wherein one is raising speed gear set 3, another is train of reduction gears 4, and damper 5 is equipped at train of reduction gears.
Input differential mechanism 1 in pinion frame A as input link, left half axle gear B and right axle shaft gear C respectively as
Two shunting output links.
Left half axle gear B and right axle shaft gear C are respectively as two interflow input links, planet tooth in output differential 2
Wheel carrier A is as output link.
Raising speed gear set 3 includes the raising speed gear wheel 31 that is mutually twisted and raising speed pinion gear 32, raising speed gear wheel with it is defeated
The right axle shaft gear C for entering differential mechanism 1 is connected by drive shaft, and raising speed pinion gear and the right axle shaft gear C of output differential 2 pass through
Drive shaft is connected, and forms transmission path X, which be the pinion frame of input differential mechanism to right axle shaft gear to raising speed canine tooth
The right axle shaft gear to raising speed pinion gear to output differential is taken turns to the pinion frame of output differential.
Train of reduction gears 4 includes the deceleration gear wheel 41 being mutually twisted and reduction pinion teeth 42, reduction pinion teeth and input
The left half axle gear of differential mechanism 1 is connected by drive shaft, and deceleration gear wheel and the left half axle gear of output differential 2 pass through driving
Axis be connected, formed transmission path Y, the path be input differential mechanism pinion frame to left half axle gear to reduction pinion teeth extremely
Deceleration gear wheel to output differential left half axle gear to output differential pinion frame.And damper 5 is set to
At reduction pinion teeth.
Damper 5 includes bent axle 51, connecting rod 52, swing rod 53, bearing 54, fixed seat 55；The middle part of swing rod is equipped with for adjusting
The slotted hole 531 of hinge joint is saved, the top of swing rod is connected with connecting rod, and the other end of connecting rod is connected with bent axle turns the rotation of bent axle
Turn to the swing of swing rod；There are two fixed seats, be placed in swing rod both sides, is respectively equipped between two fixed seats and the lower part of swing rod
Damping spring 56；As shown in figure 3, bearing includes two telescoping cylinders 541 and strut 542, strut is connected to the piston of two telescoping cylinders
It is passed through from the slotted hole of swing rod between bar；Damper is connected with bent axle with reduction pinion teeth.Bent axle will slow down small tooth when work
Wheel is converted into swing of the swing rod around strut, and spring provides damping in swing process, and can be adjusted by telescoping cylinder
To adjust the center of swing rod swing, the size of damping changes the relative position of strut and swing rod with the movement of strut.Specific
Multiple dampers can be arranged when use according to applying working condition, and each damper is made to share same bent axle, to improve the steady of output
Degree.
In use, since path Y is deceleration transmission, path X is increasing transmission, the transmission of path Y to the present embodiment
Than the transmission ratio more than path X, according to minimum stream power, when the damping of adjustable damper is zero, work(that path Y is transmitted
Rate is more than the power that path X is transmitted, and speed changer obtains maximum transmission ratio at this time；When the resistance of adjustable damper is maximum,
Path Y lockings, path Y do not transmit power, and all power will be transferred to the pinion frame of output differential by path X, at this time
Speed changer obtains fastest ratio.The power that path X and path Y are transmitted can be directly controlled by adjusting the damping size of damper
Allotment ratio is realized electrodeless to enable speed changer to be continuously adjusted between designed maximum transmission ratio and fastest ratio
Speed change.
Preferred embodiment two, as shown in Figures 4 to 7, this contiuously variable transmission provided in this embodiment, input link and defeated
It is planetary gear set 6 to go out component to select.
Sun gear 61 is used as input link, planet carrier 62 and gear ring 63 to be used as two points in planetary gear set as input
Flow output link.
Planet carrier and sun gear are as interflow input link in planetary gear set as output, and gear ring is as output structure
Part.
The planet carrier of input terminal planetary gear set and the sun gear of output end planetary gear set pass through 7 phase of the first drive link
Even, it is connected by the second drive link 8 between the gear ring and the planet carrier of output end planetary gear set of input terminal planetary gear set, shape
At two different drive paths, path Z is sun gear in input terminal planetary gear set to the end planet carrier to output end planet
Sun gear is again to the end tooth circle in gear set.Path W is sun gear in input terminal planetary gear set to the end tooth circle to output end
Planet carrier is again to the end tooth circle in planetary gear set.Since the transmission ratio of path Z is more than the transmission ratio of path W, by the second damping
Device 9 is set at the sun gear of the planetary gear set of output end.
Second damper 9 includes cam 91, motion bar 92, telescopic seat 93 and spring 94, and telescopic seat is cylinder, motion bar
Bottom end is to be connected with spring with the ballhead of cam contact, top, and the other end of spring is connected with the piston rod of telescopic seat；Second
Damper 9 passes through coaxially connected and can synchronize rotation with the sun gear of its cam and the planetary gear set of output end.Work
Cam provides the up and down motion for being converted into motion bar of sun gear at this, at this time spring to required damping during work, and
And the size of damping can be adjusted by the initial compression degree of cylinder adjustment spring, when the resistance of adjustable damper is 0,
The power that path Z is transmitted is much larger than the power that path W is transmitted, and speed changer obtains maximum transmission ratio at this time；Work as adjustable damping
When the resistance of device is maximum, path Z lockings, path Z does not transmit power, and all power will be transferred to the tooth of output end by path W
Circle, speed changer obtains fastest ratio at this time.Path Z and road can be directly controlled by adjusting the size of the Resistance Value of adjustable damper
The power distribution ratio that diameter W is transmitted, to enable speed changer to connect between designed maximum transmission ratio and fastest ratio
It is continuous to adjust, realize electrodeless variable-speed.
In the present embodiment can also by the damping portion of damper using multiple hydraulic cylinders use the mode of star-like connection with
Improve the smoothness of speed changer output.
The present invention will be inputted always by the way that the drive path of two transimission powers not etc. is arranged in input module and output precision
Moment shunting be two-way be transferred on output precision after interflow output, and on the larger path of transimission power setting damping can
The damper of tune adjusts the distribution of shunting；When the damping of damper is adjusted to maximum, the larger path locking of transimission power, institute
There is power to be transmitted by another path, when the damping minimum of damper, according to minimum stream power, most of power is by transmission ratio
Larger path is transmitted, and the power-division ratios that two paths are transmitted can be directly controlled by adjusting the damping size of adjustable damper
Rate realizes electrodeless variable-speed to enable speed changer to be continuously adjusted between designed maximum transmission ratio and fastest ratio.
The damper in the present invention is substituted with brake separately, then constitutes a two speed transmission, this two speed transmission tool
There is shift steadily, the unbroken feature of power in shift process is particularly suitable for electric vehicle and uses.
Claims (10)
1. a kind of contiuously variable transmission, it is characterised in that：It includes input module and output precision；
Input module includes input link and two shunting output links；
Output precision includes two interflow input links and an output link；
Be connected by the first driving member between one shunting output link and an interflow input link, another shunting output link and separately
It is connected by the second driving member between one interflow input link, makes to form two transmission ratios not between input link and output link
Deng drive path；The larger drive path of transimission power, which is equipped with, damps adjustable damper.
2. contiuously variable transmission according to claim 1, it is characterised in that：The input module is differential mechanism, wherein planet
Tooth rest is as input link, left half axle gear and right axle shaft gear respectively as two shunting output links.
3. contiuously variable transmission according to claim 2, it is characterised in that：The output precision is differential mechanism, wherein left half
Shaft gear and right axle shaft gear are respectively as two interflow input links, and pinion frame is as output link.
4. contiuously variable transmission according to claim 3, it is characterised in that：First driving member is to be set to the input
Raising speed gear set between the right axle shaft gear of component and the right axle shaft gear of the output precision；Second driving member is to set
The train of reduction gears being placed between the left half axle gear of the input module and the left half axle gear of the output precision；Reducing gear
Wheel group includes reduction pinion teeth, and one end of reduction pinion teeth is coaxially connected with the left half axle gear of the input module, the other end
Equipped with the damper.
5. contiuously variable transmission according to claim 4, it is characterised in that：The damper include bent axle, connecting rod, swing rod,
Bearing, fixed seat；The middle part of swing rod is equipped with the slotted hole for adjusting hinge joint, and the top of swing rod is connected with connecting rod, connecting rod
The other end is connected with bent axle by the swing for being converted into swing rod of bent axle；There are two fixed seats, be placed in swing rod both sides, two
It is respectively equipped with damping spring between fixed seat and the lower part of swing rod；Bearing includes that two telescoping cylinders and strut, strut are connected to two
It is passed through from the slotted hole of swing rod between the piston rod of telescoping cylinder；Damper is connected with bent axle with the reduction pinion teeth.
6. contiuously variable transmission according to claim 5, it is characterised in that：The damper has multiple, and each damper is shared
Same bent axle.
7. contiuously variable transmission according to claim 1, it is characterised in that：The input module is planetary gear set, wherein
Sun gear is as input link, planet carrier and gear ring as two shunting output links.
8. contiuously variable transmission according to claim 7, it is characterised in that：The output precision is planetary gear set, wherein
Planet carrier and sun gear are as two interflow input links, and gear ring is as output link.
9. contiuously variable transmission according to claim 8, it is characterised in that：First driving member is to be set to the input
The first drive link between component planet carrier and the output precision sun gear；Second driving member is to be set to input module
The second drive link between gear ring and output precision planet carrier.
10. contiuously variable transmission according to claim 9, it is characterised in that：The damper includes cam, motion bar, stretches
Contracting seat and spring, telescopic seat are telescoping cylinder, and the bottom end of motion bar is to be connected with spring with the ballhead of cam contact, top, bullet
The other end of spring is connected with the piston rod of telescopic seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810297107.5A CN108506445A (en) | 2018-04-04 | 2018-04-04 | Contiuously variable transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810297107.5A CN108506445A (en) | 2018-04-04 | 2018-04-04 | Contiuously variable transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108506445A true CN108506445A (en) | 2018-09-07 |
Family
ID=63380408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810297107.5A Pending CN108506445A (en) | 2018-04-04 | 2018-04-04 | Contiuously variable transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108506445A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529567A (en) * | 2019-09-25 | 2019-12-03 | 大连理工大学 | Fluctuating acceleration curved surface helical gear drive mechanism for shift quality damping system |
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|---|---|---|---|---|
| CN2680928Y (en) * | 2004-02-24 | 2005-02-23 | 陈德华 | Stepless speed change device for vehicle |
| CN101091034A (en) * | 2004-12-28 | 2007-12-19 | 尤利乌斯·布卢姆有限公司 | Control mechanism provided with at least one adjusting arm |
| CN101315106A (en) * | 2007-05-29 | 2008-12-03 | 卢克摩擦片和离合器两合公司 | Device for suppressing torsional oscillation |
| CN103306566A (en) * | 2013-06-14 | 2013-09-18 | 伍志勇 | Damper hinge capable of adjusting closing speed of door |
| CN204826984U (en) * | 2015-06-05 | 2015-12-02 | 伍志勇 | Structure is controld in furniture damping with adjustable |
| EP3096902A1 (en) * | 2014-01-25 | 2016-11-30 | Borgwarner Inc. | Rotary vibration absorber |
| CN106594204A (en) * | 2017-01-11 | 2017-04-26 | 刘守德 | Gear continuously-variable transmission |
-
2018
- 2018-04-04 CN CN201810297107.5A patent/CN108506445A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2680928Y (en) * | 2004-02-24 | 2005-02-23 | 陈德华 | Stepless speed change device for vehicle |
| CN101091034A (en) * | 2004-12-28 | 2007-12-19 | 尤利乌斯·布卢姆有限公司 | Control mechanism provided with at least one adjusting arm |
| CN101315106A (en) * | 2007-05-29 | 2008-12-03 | 卢克摩擦片和离合器两合公司 | Device for suppressing torsional oscillation |
| CN103306566A (en) * | 2013-06-14 | 2013-09-18 | 伍志勇 | Damper hinge capable of adjusting closing speed of door |
| EP3096902A1 (en) * | 2014-01-25 | 2016-11-30 | Borgwarner Inc. | Rotary vibration absorber |
| CN204826984U (en) * | 2015-06-05 | 2015-12-02 | 伍志勇 | Structure is controld in furniture damping with adjustable |
| CN106594204A (en) * | 2017-01-11 | 2017-04-26 | 刘守德 | Gear continuously-variable transmission |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529567A (en) * | 2019-09-25 | 2019-12-03 | 大连理工大学 | Fluctuating acceleration curved surface helical gear drive mechanism for shift quality damping system |
| CN110529567B (en) * | 2019-09-25 | 2024-05-07 | 大连理工大学 | Variable acceleration curved surface helical gear transmission mechanism for variable speed mass damping system |
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Application publication date: 20180907 |
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