CN109296714A - Three planet rows, six gear transmission and automobile - Google Patents
Three planet rows, six gear transmission and automobile Download PDFInfo
- Publication number
- CN109296714A CN109296714A CN201710610222.9A CN201710610222A CN109296714A CN 109296714 A CN109296714 A CN 109296714A CN 201710610222 A CN201710610222 A CN 201710610222A CN 109296714 A CN109296714 A CN 109296714A
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- Prior art keywords
- planet
- gear
- clutch
- brake
- sun gear
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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
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/62—Gearings having three or more central gears
- F16H3/66—Gearings having three or more central gears composed of a number of gear trains without drive passing from one train to another
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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
- F16H57/00—General details of gearing
- F16H57/08—General details of gearing of gearings with members having orbital motion
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0052—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising six forward speeds
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/2002—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears
- F16H2200/201—Transmissions using gears with orbital motion characterised by the number of sets of orbital gears with three sets of orbital gears
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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
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/20—Transmissions using gears with orbital motion
- F16H2200/203—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes
- F16H2200/2043—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with five engaging means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The present invention relates to automotive fields, disclose a kind of six gear transmission of three planet row, including the first planet row, the second planet row, third planet row, first clutch, second clutch, third clutch, the first brake, second brake, power input link and power output member；First sun gear is fixed, and first planet carrier is connect by first clutch with the second planet carrier, and power output member is fixedly connected with the first gear ring；Power input link is fixedly connected with the second sun gear, and the second gear ring is fixedly connected with third planet carrier, second clutch be connected in the second gear ring, the second sun gear and the second planet carrier it is any between the two；Third sun gear is connect by third clutch with the second sun gear, and third gear ring is fixedly connected with the first gear ring, and the first brake is selectively closed off to brake third planet carrier；Second brake is selectively closed off to brake third sun gear.Invention additionally discloses a kind of automobiles using above-mentioned speed changer.
Description
Technical field
The present invention relates to automobile technical fields, and in particular to one kind three planet rows, six gear transmission and automobile.
Background technique
Electric control hydraulic automatic transmission drive train realizes that the mechanism of speed change generally comprises multiple planet rows.The power of engine
It is passed to after planet row gear carries out speed change and exports after fluid torque-converter.The volume of automatic transmission, weight, efficiency and
Bearing capacity is directly related with planet arrangement mechanism.The gear number of automatic transmission drive train is more, and the fuel consumption of automobile is lower,
Economy is better, but with the increase of gear number, and the quantity of the quantity of planet row, controlled clutch and brake is also increasing
Add, the design for meeting theoretical stage ratio is even more to be difficult to realize.People are seeking always with small number of planet row, clutch and system
Dynamic device is combined into and meets that the compact-sized of automotive performance demand, intensity are higher, the better planet row gear of efficiency.
The 6 gear transmission planet arrangement mechanisms that passenger car uses in the market at present specifically include that love letter, ZF and lucky
(DSI) the Lai Peilaijie scheme used；The scheme that modern A6MF and A6LF series uses；The scheme that general 6T series uses；Horse
6 fast scheme used in blue sky of speeding is created from reaching.
Lai Peilaijie scheme is to increase a rows of planetary row on the basis of 4 gear transmission of La Weina to realize, without straight
Connect shelves.For general and modern scheme with the realization of three planet rows, difference is that the position of clutch is different, modern and general
Scheme is realized with 2 clutches and 3 brakes, and the quantity of brake is more than the quantity of clutch, and brake is final
It is to be connected on cabinet by the steel disc tooth that rubs, more brakes undoubtedly increase the processing and manufacturing difficulty of cabinet, and due to
Tank material is usually aluminium alloy, more brakes undoubtedly can to can proof strength while realize it is light-weighted design make
At difficulty.It creates 6 fast schemes used in blue sky of speeding and is originated from the cross that ALLISON company in the U.S. uses on matching diesel engine heavy type cart
To arrangement, direct high appears in fourth gear, matches with gasoline engine, have in the speed ratio configuration that can be realized it is congenital not
The characteristic of foot.
Summary of the invention
Be able to achieve six drive shifts and a reverse gear the object of the present invention is to provide one kind, and total it is more compact,
Lower three planet rows, six gear transmission of the processing and manufacturing difficulty of cabinet.
To achieve the goals above, the present invention provides a kind of six gear transmissions of three planet row comprising the first row
Star row, the second planet row, third planet row, first clutch, second clutch, third clutch, the first brake, the second system
Dynamic device, power input link and power output member；First planet row includes the first gear ring, intermeshing first expert
Star-wheel group and the first outer planet round group, the first sun gear and first planet carrier；Second planet row includes the second gear ring, second
Planetary gear set, the second sun gear and the second planet carrier；The third planet row includes third gear ring, the third line star-wheel group, third
Sun gear and third planet carrier；
First sun gear is fixed, and the first planet carrier passes through the first clutch and second planet
Frame connection, the power output member are fixedly connected with first gear ring；The power input link and second sun
Wheel is fixedly connected, and second gear ring is fixedly connected with the third planet carrier；The third sun gear by the third from
Clutch is connect with second sun gear, and the third gear ring is fixedly connected with first gear ring, the first brake choosing
It is closed to selecting property to brake the third planet carrier, the second brake is selectively closed off with by the third sun gear
Braking；
The second clutch is connected to appointing in second gear ring, second sun gear and second planet carrier
Meaning is between the two.
Preferably, first sun gear is fixedly connected with mission case.
Preferably, one end of first brake is connect with mission case, first brake it is another
One end is connect with the third planet carrier；One end of the second brake is connect with mission case, the second brake
The other end connect with the third sun gear.
Preferably, successively sequence is horizontal by first planet row, second planet row and third planet row
To or it is longitudinally disposed.
Preferably, the first clutch, the second clutch and the third clutch are that multiple-piece is wet
Formula clutch or dog clutch.
Preferably, first brake and the second brake are drum brake or multi-disc rotating vane type system
Dynamic device.
Preferably, the power output member and first gear ring welding, integrally manufactured or pass through spline
Connection；First sun gear and mission case weld, integrally manufactured or connect by spline；The power input link
With second sun gear welding, integrally manufactured or connect by spline；Second gear ring and the third planet carrier are welded
Connect, it is integrally manufactured or by spline connect；It is the third gear ring and first gear ring welding, integrally manufactured or pass through flower
Key connection.
Identical in order to solve the problems, such as, the present invention also provides a kind of automobiles comprising three rows described in any of the above-described scheme
Star arranges six gear transmissions.
Implement three planet rows, six gear transmission and automobile of the invention, there is as follows excellent compared with the existing technology
Point:
1, the present invention uses five operating elements (three clutches and two brakes), reasonably by three planet row groups
Conjunction connects, by the way that six drive shifts and a reverse gear can be realized by the closure of two of them operating element selectivity；
2, the brake quantity in the present invention is less than the quantity of clutch, and less brake quantity can not only reduce change
The difficulty of the processing and manufacture of fast device cabinet, also helps the lightweight of cabinet, keeps entire speed changer more compact；In addition, adopting
With more clutches, the connection relationship being beneficial between planet row is broken in particular gears incision joins the planet row of redundancy not
Transmission efficiency is improved so that reducing band row stirs oily loss with transmission；
3, comparatively, more clutches are set, by increasing planet row or increasing more after not only contributing to
The mode of controls carries out multi-speed expansion, and when implementing to concrete structure design, can also carry out these clutches embedding
Analysis of Nested Design, so that entire speed changer structure is more compact.
Detailed description of the invention
Fig. 1 is the attachment structure schematic diagram for three planet rows, six gear transmission that the embodiment of the present invention one provides；
Fig. 2 is 1 grade of drive path schematic diagram of three planet rows, six gear transmission that the embodiment of the present invention one provides；
Fig. 3 is 2 grades of drive path schematic diagrames of three planet rows, six gear transmission that the embodiment of the present invention one provides；
Fig. 4 is 3 grades of drive path schematic diagrames of three planet rows, six gear transmission that the embodiment of the present invention one provides；
Fig. 5 is 4 grades of drive path schematic diagrames of three planet rows, six gear transmission that the embodiment of the present invention one provides；
Fig. 6 is 5 grades of drive path schematic diagrames of three planet rows, six gear transmission that the embodiment of the present invention one provides；
Fig. 7 is 6 grades of drive path schematic diagrames of three planet rows, six gear transmission that the embodiment of the present invention one provides；
Fig. 8 is the R shelves drive path schematic diagram for three planet rows, six gear transmission that the embodiment of the present invention one provides；
Fig. 9 is the attachment structure schematic diagram of three planet rows, six gear transmission provided by Embodiment 2 of the present invention；
Figure 10 is the attachment structure schematic diagram for three planet rows, six gear transmission that the embodiment of the present invention three provides；
Wherein, the 1, first planet row；11, the first gear ring；12, the first outer planet round group；13, the first inner planets round group；14,
First sun gear；15, first planet carrier；2, the second planet row；21, the second gear ring；22, the second planetary gear set；23, second sun
Wheel；24, the second planet carrier；3, third planet is arranged；31, third gear ring；32, the third line star-wheel group；33, third sun gear；34,
Three planet carriers；4, mission case；5, power input link；6, power output member；B1, the first brake；B2, the second braking
Device；C1, first clutch；C2, second clutch；C3, third clutch.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
Preferably following three embodiments of the present invention:
Embodiment one
As shown in Figure 1, a kind of three planet rows, six gear transmission comprising the first planet row 1, the second planet row 2, the
Three planet rows 3, second clutch C2, third clutch C3, the first brake B1, second brake B2, move first clutch C1
Force input member 5 and power output member 6；First planet row 1 includes the first gear ring 11, intermeshing first inner planets round group
13 and the first outer planet round group 12, the first sun gear 14 and first planet carrier 15；Second planet row 2 includes the second gear ring 21, the
Two planetary gear sets 22, the second sun gear 23 and the second planet carrier 24；Third planet row 3 includes third gear ring 31, the third line star-wheel
Group 32, third sun gear 33 and third planet carrier 34.Specifically, 14 external toothing of the first inner planets round group 13 and the first sun gear,
11 internal messing of first outer planet round group 12 and the first gear ring, 12 external toothing of the first inner planets round group 13 and the first outer planet round group,
First inner planets round group 13 and the first outer planet round group 12 are mounted on the pin shaft of first planet carrier 15 by bearing；Second planet
23 external toothing of wheel group 22 and the second sun gear, and with 21 internal messing of the second gear ring, the second planetary gear set 22 is mounted on by bearing
On the pin shaft of second planet carrier 24；The third line star-wheel group 32 and 33 external toothing of third sun gear, and with 31 internal messing of third gear ring,
The third line star-wheel group 32 is mounted on the pin shaft of third planet carrier 34 by bearing.
The specific connection type of each component in three planet rows, the six gear transmission scheme of the present embodiment is as follows: first
Sun gear 14 is fixed, and first planet carrier 15 is connect by first clutch C1 with the second planet carrier 24, power output member 6
It is fixedly connected with the first gear ring 11；Power input link 5 is fixedly connected with the second sun gear 23, the second gear ring 21 and third planet
Frame 34 is fixedly connected, and second clutch C2 is connected between the second gear ring 21 and the second sun gear 23；Third sun gear 33 passes through
Third clutch C3 is connect with the second sun gear 23, and third gear ring 31 is fixedly connected with the first gear ring 11, the first brake B1's
One end is connect with mission case 4, and the other end of the first brake B1 is connect with third planet carrier 34, to pass through the first braking
Device B1, which is selectively closed off, brakes third planet carrier 34；One end of second brake B2 is connect with mission case 4, the second system
The other end of dynamic device B2 is connect with third sun gear 33, to be selectively closed off by second brake B2 by third sun gear
33 brakings.
Three planet rows, six gear transmission of the present embodiment achieves that six drive shifts and a reverse gear as a result, tool
Actuated logic is as shown in table 1, wherein K is the characteristic parameter of planet row, numerical value be equal to the gear ring number of teeth and the sun gear number of teeth it
Than the characteristic parameter of corresponding first planet row 1 of K1, K2 corresponds to the characteristic parameter of the second planet row 2, and K3 corresponds to third planet row 3
Characteristic parameter.
Table 1
For the ease of analyzing the power flow trend under each gear, Fig. 2 to Fig. 8 simplification expresses six drive shifts and one
R grades of power flow trend, each specific transfer route of gear are analyzed as follows:
(1) 1 grade: first brake B1 and first clutch C1 closure, speed ratio i=[K1 × (1+K2)]/(K1-1).First
The closure of brake B1 is so that third planet carrier 34 is braked, revolving speed zero, since the second gear ring 21 and third planet carrier 34 are solid
Fixed connection, therefore the revolving speed of the second gear ring 21 is also zero, therefore 1 grade of power transmission line is (referring to Fig. 2): by power input link
5 input 23 → the second planetary gear set of the → the second sun gear, 22 → the second 24 → first clutch of planet carrier C1 → first planet carriers 15
→ the first inner planets round group 13 and the output of 12 → the first 11 → power output member of gear ring 6 of the first outer planet round group.
(2) 2 grades: second brake B2 and first clutch C1 closure, speed ratio i=[K1 × (1+K2+K3)+K2 × K3]/
[(K1-1)×(1+K3)].So that third sun gear 33 is braked, revolving speed zero, 2 grades of power pass the closure of second brake B2
Pass route and be divided into two (referring to Fig. 3): 1. by power input link 5 input 23 → the second planetary gear set 22 of the → the second sun gear →
Second 24 → first clutch of planet carrier C1 → 15 → the first inner planets round group 13 of first planet carrier and the first outer planet round group 12
The output of → the first 11 → power output member of gear ring 6；2. inputting 23 → the second planet of the → the second sun gear by power input link 5
22 → the second gear ring 21 → third planet carrier, 34 → the third line star-wheel group 32 → third gear ring, 31 → power output member 6 of wheel group is defeated
Out.
When (3) 3 grades: first clutch C1 and third clutch C3 is closed, speed ratio i=[K1 × (1+K2+K3)+K2 ×
K3]/[(K1-1)×(1+K2+K3)].Under the gear, power transmission line is divided into three (referring to Fig. 4): 1. inputting structure by power
Part 5 inputs 23 → the second planetary gear set of the → the second sun gear, 22 → the second 24 → first clutch of planet carrier C1 → first planet carrier
15 → the first inner planets round groups 13 and the output of 12 → the first 11 → power output member of gear ring 6 of the first outer planet round group；2. by moving
Force input member 5 inputs 23 → the second planetary gear set of the → the second sun gear, 22 → the second gear ring 21 → third planet carrier, 34 → third
31 → power output member of planetary gear set 32 → third gear ring 6 exports；3. by 5 inputs of power input link → third clutch C3
31 → power output member of → third sun gear 33 → the third line star-wheel group 32 → third gear ring 6 exports.
When (4) 4 grades: first clutch C1 and second clutch C2 is closed, speed ratio i=K1/ (K1-1).Under the gear, the
The closure of two clutch C2 is so that input of second planet row 2 with power input link 5 as a whole, power transmission line are
(referring to Fig. 5): the → the second 2 unitary rotations of planet row → first clutch C1 → first planet carrier is inputted by power input link 5
15 → the first inner planets round groups 13 and the output of 12 → the first 11 → power output member of gear ring 6 of the first outer planet round group.
It is direct high, speed ratio i=1 when (5) 5 grades: second clutch C2 and third clutch C3 is closed.Under the gear, the
Closure while two clutch C2 and third clutch C3 is so that the second planet row 2 and third planet arrange 3 with power input link 5
It inputs as a whole, from 31 equispeed output of third gear ring, power transmission line is (referring to Fig. 6): being inputted by power input link 5
→ the second planet row 2 and third planet are arranged 3 unitary rotations → 31 → power output member of third gear ring 6 and are exported.
When (6) 6 grades: second brake B2 and second clutch C2 is closed, speed ratio i=K3/ (1+K3).Under the gear, the
The closure of two brake B2 is so that third sun gear 33 is braked, and revolving speed zero, the closure of second clutch C2 is so that the second row
Input of the star row 2 with power input link 5 as a whole, power transmission line are (referring to Fig. 7): defeated by power input link 5
Enter the → the second 2 unitary rotations of planet row → third planet carrier 34 → the third line star-wheel group 32 → third gear ring 31 → power output structure
Part 6 exports.
(7) when R grades: first brake B1 and third clutch C3 are closed, reverse gear, speed ratio i=-k3 are realized.Under the gear,
The closure of first brake B1 is so that third planet carrier 34 is braked, revolving speed zero, due to the second gear ring 21 and third planet carrier
34 are fixedly connected, therefore 21 revolving speed of the second gear ring is zero, and power transmission line is (referring to Fig. 8): being inputted by power input link 5
→ third clutch C3 → 31 → power output member of third sun gear 33 → the third line star-wheel group 32 → third gear ring 6 exports.
During executing each gear, the first sun gear 14 need to be made fixed, if as using brake by the
The mode that one sun gear 14 is connect with mission case 4 makes the brake remain closed shape during executing each gear
State, then, during shift, which can cause directly to impact to mission case 4 surely, influence mission case 4
Loading conditions, so in order to avoid in shift process occur such as mission case 4 is caused directly to rush according to brake
The problem of hitting, and then improve the loading conditions of mission case 4, in the present embodiment, the first sun gear 14 and mission case 4 are solid
Fixed connection.
In the present embodiment, successively sequential lateral is arranged by the first planet row 1, the second planet row 2 and third planet row 3.Certainly
It can also be successively sequentially longitudinally disposed.Such sequence setting can optimize the structure bit between each sun gear, gear ring and planet carrier
It sets and connection relationship, reduces the processing and manufacturing difficulty of speed changer.
In the present embodiment, first clutch C1, second clutch C2 and third clutch C3 can be multi-disc rotating vane type from
Clutch or dog clutch: there is multi-plate wet clutch oil film protection, power to transmit smooth soft, long service life etc.
Advantage；Dog clutch can transmit biggish torque, have structure simple, the small feature of size uses dog clutch
Entire speed changer structure can be made more compact.In the present embodiment, preferred multi-plate wet clutch.
In the present embodiment, the first brake B1 and second brake B2 are drum brake or multi-disk wet type brake:
Multi-disk wet type brake has braking moment big, stable working performance, long service life, anti-ageing moves back and pollution capacity is strong, exempts from
The advantages that maintenance；Drum brake then has good from brake effect, absolute brake Li Genggao, and cost is relatively low.The present embodiment
In, preferably multi-disk wet type brake.
In the present embodiment, power output member 6 welds with the first gear ring 11, integrally manufactured or connect by spline；The
One sun gear 14 and mission case 4 weld, integrally manufactured or connect by spline；Power input link 5 and second sun
Wheel 23 welding, it is integrally manufactured or by spline connection；Second gear ring 21 welds with third planet carrier 34, is integrally manufactured or logical
Cross spline connection；Third gear ring 31 welds with the first gear ring 11, integrally manufactured or connect by spline.Spline connection have by
The uniform feature of power, guiding performance is good, and can bear biggish load, thus can guarantee transmission power transmitting when stability and
Reliability；It equally also can guarantee the stability and reliability when transmission power transmitting using welding；It is integrally manufactured, it can improve
The assembly efficiency of entire speed changer, and transmit reliable and stable.
The first planet row 1, the second planet row 2 and third planet row 3 successively sequential lateral or it is longitudinally disposed on the basis of,
First clutch C1 is arranged between the first planet row 1 and the second planet row 2, and second clutch C2 is arranged in the second planet row 2
Between third planet row 3, third clutch C3, the first brake B1 and second brake B2 setting are remote in third planet row 3
Side from the second planet row 2.Such sequence setting can optimize between each planet row and operating element (clutch, brake)
Locations of structures relationship, reduce the processing and manufacturing difficulty of speed changer, interfering with each other between each structure member reduced, to reduce change
The vibration and noise that fast device generates.
Identical in order to solve the problems, such as, the present invention also provides a kind of automobiles comprising three planet rows of any of the above-described scheme
Six gear transmissions.
Embodiment two
As shown in figure 9, the difference is that, second clutch C2 is connected to the second planet carrier 24 and with embodiment one
Between two sun gears 23.When second clutch C2 closure, the second planet row 2 realizes unitary rotation.The specific behaviour of embodiment two
The concrete operations logic of vertical logical AND embodiment one is identical, and corresponding speed ratio is also identical, and the function of embodiment two and embodiment one
Rate flows away to completely the same.
Embodiment three
As shown in Figure 10, with embodiment one the difference is that, second clutch C2 be connected to the second planet carrier 24 with
Between second gear ring 21.When second clutch C2 closure, the second planet row 2 realizes unitary rotation.The specific behaviour of embodiment two
The concrete operations logic of vertical logical AND embodiment one is identical, and corresponding speed ratio is also identical, and the function of embodiment two and embodiment one
Rate flows away to completely the same.
In conclusion the present invention uses five operating elements (three clutches and two brakes), reasonably by three
Planet row combination connects, by the way that six drive shifts and one can be realized by the closure of two of them operating element selectivity
A reverse gear.In addition, the brake quantity in the present invention is less than the quantity of clutch, less brake quantity can not only be reduced
The difficulty of the processing and manufacture of mission case 4, also helps the lightweight of cabinet, keeps entire speed changer more compact；In addition,
Using more clutches, the connection relationship being beneficial between planet row is broken in particular gears incision makes the planet row of redundancy not
Transmission is participated in, so that reducing band row stirs oily loss, improves transmission efficiency.Again, more clutches are set, not only contribute to
Multi-speed expansion is carried out by way of increasing planet row or increasing more controls afterwards, and is implementing to concrete structure design
When, these clutches can also be subjected to nested designs, so that entire speed changer structure is more compact.
The above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement is also answered
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of six gear transmission of three planet row, it is characterised in that: including the first planet row, the second planet row, the third line
Star row, first clutch, second clutch, third clutch, the first brake, second brake, power input link and dynamic
Force output member；First planet row includes the first gear ring, intermeshing first inner planets round group and the first outer planet round
Group, the first sun gear and first planet carrier；Second planet row includes the second gear ring, the second planetary gear set, the second sun gear
And second planet carrier；The third planet row includes third gear ring, the third line star-wheel group, third sun gear and third planet carrier；
First sun gear is fixed, and the first planet carrier is connected by the first clutch and second planet carrier
It connects, the power output member is fixedly connected with first gear ring；The power input link and second sun gear are solid
Fixed connection, second gear ring are fixedly connected with the third planet carrier；The third sun gear passes through the third clutch
It is connect with second sun gear, the third gear ring is fixedly connected with first gear ring, the first brake selectivity
Ground is closed to brake the third planet carrier, and the second brake is selectively closed off with by the third sun gear system
It is dynamic；
The second clutch is connected to any two in second gear ring, second sun gear and second planet carrier
Between person.
2. three planet rows, six gear transmission according to claim 1, it is characterised in that: first sun gear and change
Fast device cabinet is fixedly connected.
3. three planet rows, six gear transmission according to claim 1, it is characterised in that: the one of first brake
End is connect with mission case, and the other end of first brake is connect with the third planet carrier；The second brake
One end connect with mission case, the other end of the second brake is connect with the third sun gear.
4. three planet rows, six gear transmission according to claim 1-3, it is characterised in that: the first row
Star row, second planet row and the third planet arrange successively sequential lateral or longitudinally disposed.
5. three planet rows, six gear transmission according to claim 1-3, it is characterised in that: described first from
Clutch, the second clutch and the third clutch are multi-plate wet clutch or dog clutch.
6. three planet rows, six gear transmission according to claim 1-3, it is characterised in that: first system
Dynamic device and the second brake are drum brake or multi-disk wet type brake.
7. three planet rows, six gear transmission according to claim 2, it is characterised in that: the power output member with
It is first gear ring welding, integrally manufactured or pass through spline connection；First sun gear and mission case welding, one
Manufacture is connected by spline；It is the power input link and second sun gear welding, integrally manufactured or pass through flower
Key connection；Second gear ring welds with the third planet carrier, integrally manufactured or connect by spline；The third gear ring
With first gear ring welding, integrally manufactured or connect by spline.
8. a kind of automobile, it is characterised in that: including the fast fluid drive of described in any item three planet rows six of such as claim 1-7
Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610222.9A CN109296714B (en) | 2017-07-25 | 2017-07-25 | Three-planet-row six-speed automatic transmission and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610222.9A CN109296714B (en) | 2017-07-25 | 2017-07-25 | Three-planet-row six-speed automatic transmission and automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109296714A true CN109296714A (en) | 2019-02-01 |
| CN109296714B CN109296714B (en) | 2020-08-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710610222.9A Active CN109296714B (en) | 2017-07-25 | 2017-07-25 | Three-planet-row six-speed automatic transmission and automobile |
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| Country | Link |
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| CN (1) | CN109296714B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030139249A1 (en) * | 2002-01-24 | 2003-07-24 | Madhusudan Raghavan | Family of five-speed transmission mechanisms having three planetary gear sets and a stationary member |
| US6645116B1 (en) * | 2002-04-26 | 2003-11-11 | General Motors Corporation | Six speed planetary transmission mechanisms with three interconnected gearsets |
| DE102014218618A1 (en) * | 2014-09-17 | 2016-03-17 | Zf Friedrichshafen Ag | Power-shiftable multi-speed transmission in planetary design |
| CN106884938A (en) * | 2017-01-25 | 2017-06-23 | 广州汽车集团股份有限公司 | Automatic transmission and vehicle |
| CN106884936A (en) * | 2017-04-11 | 2017-06-23 | 广州汽车集团股份有限公司 | The gear transmission of three planet row six and automobile |
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2017
- 2017-07-25 CN CN201710610222.9A patent/CN109296714B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030139249A1 (en) * | 2002-01-24 | 2003-07-24 | Madhusudan Raghavan | Family of five-speed transmission mechanisms having three planetary gear sets and a stationary member |
| US6645116B1 (en) * | 2002-04-26 | 2003-11-11 | General Motors Corporation | Six speed planetary transmission mechanisms with three interconnected gearsets |
| DE102014218618A1 (en) * | 2014-09-17 | 2016-03-17 | Zf Friedrichshafen Ag | Power-shiftable multi-speed transmission in planetary design |
| CN106884938A (en) * | 2017-01-25 | 2017-06-23 | 广州汽车集团股份有限公司 | Automatic transmission and vehicle |
| CN106884936A (en) * | 2017-04-11 | 2017-06-23 | 广州汽车集团股份有限公司 | The gear transmission of three planet row six and automobile |
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| CN109296714B (en) | 2020-08-28 |
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