CN104074931B - A kind of multi-clutch transmission gear - Google Patents
A kind of multi-clutch transmission gear Download PDFInfo
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- CN104074931B CN104074931B CN201410321049.7A CN201410321049A CN104074931B CN 104074931 B CN104074931 B CN 104074931B CN 201410321049 A CN201410321049 A CN 201410321049A CN 104074931 B CN104074931 B CN 104074931B
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- dual
- clutch transmission
- clutch
- gear
- transmission
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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
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
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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
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/085—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with more than one output shaft
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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
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/12—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts with means for synchronisation not incorporated in the clutches
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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
- F16H2200/2041—Transmissions using gears with orbital motion characterised by the engaging friction means not of the freewheel type, e.g. friction clutches or brakes with four engaging means
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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 invention provides a kind of multi-clutch transmission gear, including the first dual-clutch transmission and the second dual-clutch transmission, the output shaft of described first dual-clutch transmission is connected with the housing of described second dual-clutch transmission.The present invention replaces the multistage clutch structure in a variator with two dual-clutch transmissions, it is achieved ratio coverage widen while simple in construction, highly reliable.
Description
Technical field
The present invention relates to automotive transmission field.
Background technology
Dual-clutch transmission has two groups of clutches that are coaxially nested or that be arranged in parallel, coaxial, inside and outside
Two power shafts of nested arrangement, one, two or three countershafts being arranged in parallel and an output shaft,
Or countershaft is simultaneously as output shaft, the multiple lock units being arranged on countershaft, multiple selector fork.
Variator odd, even number gear driving gear is arranged on two power shafts, by two clutches
Switching and different lock unit action, realize torque conversion and output via different countershafts.
Dual-clutch transmission Technical comparing is ripe, and dual-clutch transmission is mainly used in commercial car,
It is few that existing dual-clutch transmission there is problems of gear number, and ratio coverage interval is big, transmits moment of torsion
Limited, it is impossible to be enough applicable to commercial car loading mass big, use complicated condition, ensure heavy vapour simultaneously
The requirement of dynamic property, economy, acceleration and comfortableness that car is good.
In order to widen ratio coverage, a solution is to use multi-clutch variator, such as, awarding
Power notification number: CN102102738B, authorized announcement date: 2013.05.22, denomination of invention: " how from
Close variator " Chinese invention patent and at application number: 201310153205.9, the applying date:
2013.04.28, denomination of invention: disclosed in the Chinese invention patent application of " multi-clutch variator "
's.But multi-clutch variator of the prior art use be all arrange in a variator multistage
The mode of clutch (or friction pair) realizes widening of ratio coverage.Clutch rank is the most, speed ratio
Scope is the widest, but correspondingly the internal structure of multi-clutch variator is the most complicated, and control strategy is the most numerous
Trivial, and outside between centers must be fitted into row rearrange, increase the sky of multi-clutch variator
Between arrange difficulty.
Summary of the invention
The problem that it is an object of the invention to overcome multi-clutch variator internal structure complicated, with simpler
Single structure widens ratio coverage.
For achieving the above object, The embodiment provides following technical scheme:
A kind of multi-clutch transmission gear, including the first dual-clutch transmission and second pair from
Clutch variator, the output shaft of described first dual-clutch transmission and described second double clutch speed change
The housing of device connects.
Preferably, described first dual-clutch transmission and described second dual-clutch transmission each have
There are two clutches, are connected with two described clutches and the interior power shaft of inside and outside nesting and outer respectively
Driving gear is respectively kept off on power shaft, countershaft and output shaft, described interior power shaft and described outer power shaft
Coordinate with each gear driven gear on described countershaft, the driving gear on described countershaft and described output shaft
On driven gear often engage.
Preferably, described first dual-clutch transmission and described second dual-clutch transmission each have
There are two clutches, are connected with two described clutches and the interior power shaft of inside and outside nesting and outer respectively
Each gear driving gear on power shaft, countershaft, described interior power shaft and described outer power shaft and described pair
Each gear driven gear on axle coordinates, and the countershaft of described first dual-clutch transmission is simultaneously as output
Axle.
Preferably, above-mentioned multi-clutch transmission gear also includes lock unit, and described lock unit selects
Engage with each gear driving gear or each gear driven gear to selecting property.
Preferably, described first dual-clutch transmission is provided with and reverses gear, described second double clutch speed change
Device does not set and reverses gear.
The present invention uses two dual-clutch transmissions to realize the function of multi-clutch variator, wherein
The output shaft of one dual-clutch transmission and the housing of the second dual-clutch transmission connect, so,
For each gear of the first dual-clutch transmission, all can through the second dual-clutch transmission again
Secondary carry out multiple gear ratios shift transformation, say, that finally through the speed ratio of the second dual-clutch transmission output
Number is the product of the gear quantity of two dual-clutch transmissions, has significantly widened ratio coverage, and
And all only have two-stage clutch in each dual-clutch transmission, internal structure is simple, and need not right
Axle system arranges again, saves R&D costs.
Further, the present invention uses independent countershaft, the arrangement of output shaft to ensure that two
Conllinear between dual-clutch transmission, it is simple to space is arranged.
Further, set in the first dual-clutch transmission and reverse gear and at the second dual-clutch transmission
The most do not set and reverse gear, then avoid the control strategy of complexity and make structure more simplify.
Accompanying drawing explanation
Next the specific embodiment of the present invention is described in further detail combining accompanying drawing, wherein:
Fig. 1 is the structural representation of the multi-clutch variator of the first embodiment of the present invention；
Fig. 2 is the structural representation of the multi-clutch variator of the second embodiment of the present invention.
Description of symbols in upper figure: 1, power shaft the 2, first double clutch in the first dual-clutch transmission
Outer power shaft the 3, first dual-clutch transmission countershaft the one 4, first dual-clutch transmission of variator
Countershaft the 25, first dual-clutch transmission output shaft the 11, first dual-clutch transmission one gear is actively
Gear the 13, first dual-clutch transmission three keeps off driving gear, and (the first dual-clutch transmission five gear is main
Moving gear) the 22, first dual-clutch transmission two keep off driving gear (reverse gear driving gear) 24,
First dual-clutch transmission four keeps off driving gear (the first dual-clutch transmission six keeps off driving gear)
31, the first dual-clutch transmission one keeps off driven gear the 42, first dual-clutch transmission two and keeps off driven
Gear (reverse gear idle pulley) the 33, first dual-clutch transmission three keep off driven gear 34, first pair from
Clutch variator four keep off driven gear the 45, first dual-clutch transmission five keep off driven gear 46,
Dual clutch variator six keeps off driven gear 39, driven gear the 30, first double clutch that reverses gear becomes
Speed device countershaft one constant mesh gear the 40, first dual-clutch transmission countershaft two constant mesh gear 50,
Power shaft in first dual-clutch transmission output shaft constant mesh gear the 01, second dual-clutch transmission
02, outer power shaft the 03, the second dual-clutch transmission countershaft 1 of the second dual-clutch transmission,
Second dual-clutch transmission countershaft the 2 05, second dual-clutch transmission output shaft 011, second pair
Clutch speed-changer one keeps off driving gear the 013, second dual-clutch transmission three and keeps off driving gear (
Two dual-clutch transmissions five keep off driving gear) the 022, second dual-clutch transmission two keeps off driving tooth
Wheel the 024, second dual-clutch transmission four keeps off driving gear, and (the second dual-clutch transmission six gear is main
Moving gear) the 031, second dual-clutch transmission one keep off driven gear the 042, second double clutch become
Speed device two keeps off driven gear the 033, second dual-clutch transmission three and keeps off driven gear 034, second pair
Clutch speed-changer four keep off driven gear the 045, second dual-clutch transmission five keep off driven gear 046,
Second dual-clutch transmission six keeps off driven gear the 030, second dual-clutch transmission countershaft one and often nibbles
Close gear the 040, second dual-clutch transmission countershaft two constant mesh gear the 050, second double clutch
Transmission output shaft constant mesh gear SC1, first dual-clutch transmission the first lock unit SC2,
Dual clutch variator the second lock unit SC3, the first dual-clutch transmission the 3rd lock unit
SC4, the first dual-clutch transmission the 4th lock unit SC01, the second dual-clutch transmission first are same
Step device SC02, second dual-clutch transmission the second lock unit SC03, the second dual-clutch transmission
3rd lock unit SC04, the second dual-clutch transmission the 4th lock unit C1, the first double clutch become
Speed device first clutch C2, the first dual-clutch transmission second clutch C01, second pair of clutch
Device variator first clutch C02, the second dual-clutch transmission second clutch.
Detailed description of the invention
With reference to Fig. 1, the multi-clutch transmission gear of the present invention have employed two double clutches and becomes
Speed device: the first dual-clutch transmission and the second dual-clutch transmission.
First dual-clutch transmission first clutch C1 and first dual-clutch transmission the second clutch
Device C2 is that nesting type structure coaxial, inside and outside is arranged, the second dual-clutch transmission first clutch C01
It is that nesting type structure coaxial, inside and outside is arranged with the second dual-clutch transmission second clutch C02.
In first dual-clutch transmission in power shaft 1 and the first dual-clutch transmission power shaft 2 outward
Outer nesting type structure is arranged, the first dual-clutch transmission countershaft 1 and the first dual-clutch transmission
Input outside power shaft 1 and the first dual-clutch transmission in countershaft 24 and the first dual-clutch transmission
Axle 2 is arranged in parallel；In second dual-clutch transmission outside power shaft 01 and the second dual-clutch transmission
Inside and outside power shaft 02, nesting type structure is arranged, the second dual-clutch transmission countershaft 1 and second pair
Power shaft 01 and second pair of clutch in clutch speed-changer countershaft 2 04 and the second dual-clutch transmission
The outer power shaft 02 of device variator is arranged in parallel.
In first dual-clutch transmission, the first dual-clutch transmission first clutch C1 and first pair
In clutch speed-changer, power shaft 1 connects, the first dual-clutch transmission second clutch C2 and first
The outer power shaft 2 of dual-clutch transmission connects, by the first dual-clutch transmission first clutch C1
With the open and close controlling of the first dual-clutch transmission second clutch C2, can will start selectively
Machine (not showing in Fig. 1) moment of torsion is delivered in the first dual-clutch transmission power shaft 1 and first pair
The outer power shaft 2 of clutch speed-changer.(lean on from left to right on power shaft 1 in first dual-clutch transmission
Nearly engine side is a left side, is the right side away from engine side) it is sequentially arranged the first double clutch speed change
Device three keeps off driving gear 13, and the first dual-clutch transmission one keeps off driving gear 11, wherein, first pair
Clutch speed-changer three keeps off driving gear 13 and is the most also kept off master as the first dual-clutch transmission five
Moving gear uses；First it is sequentially arranged from left to right on the outer power shaft 2 of first dual-clutch transmission
Dual-clutch transmission two keeps off driving gear 22 and the first dual-clutch transmission four keeps off driving gear 24,
Wherein, the first dual-clutch transmission four keeps off driving gear also simultaneously by as the first double clutch speed change
Device six keeps off driving gear and uses, and the first dual-clutch transmission two keeps off driving gear simultaneously by as first
Dual-clutch transmission reverse gear driving gear use.So, input in the first dual-clutch transmission
Seeing on the outer power shaft 2 of axle the 1, first dual-clutch transmission, odd number gear is disposed in first pair of clutch
In device variator on power shaft 1, even number gear is disposed in the outer power shaft 2 of the first dual-clutch transmission
On, from left to right (Fig. 1 shows, is a left side near engine side, is the right side away from engine side),
Arrangement of gears order is followed successively by: the first dual-clutch transmission two () gear driving gear 22, and first
Dual-clutch transmission four (six) keeps off driving gear 24, the first dual-clutch transmission three (five) gear
Driving gear 13, the first dual-clutch transmission one keeps off driving gear 11.First dual-clutch transmission
Countershaft the one 3, first dual-clutch transmission countershaft 24, the first dual-clutch transmission output shaft 5 He
In first dual-clutch transmission the outer power shaft 2 of power shaft the 1, first dual-clutch transmission parallel or
Coaxially arranged.
So, by first dual-clutch transmission the first lock unit SC1, the first double clutch speed change
Device the second lock unit SC2, the first dual-clutch transmission the 3rd lock unit SC3 and the first double clutch
Variator the 4th lock unit SC4 be used to selectively connect to the first dual-clutch transmission one, two, three,
Four, five, six or reverse gear on driving and driven gear, can be achieved with imparting power to the first double clutch
Transmission output shaft 5.First dual-clutch transmission output shaft 5 low order end (away from engine side)
Connect the housing of the second dual-clutch transmission, be connected to the master of the second dual-clutch transmission in other words
Moving plate, the second dual-clutch transmission be provided with the second dual-clutch transmission first clutch C01,
Second dual-clutch transmission second clutch C02, they connect the second dual-clutch transmission respectively
The outer power shaft 02 of interior power shaft the 01, second dual-clutch transmission, by defeated for the first dual-clutch transmission
The power of shaft 5 is become by the second dual-clutch transmission first clutch C01, the second double clutch
Speed device second clutch C02 is delivered to the second dual-clutch transmission.
In second dual-clutch transmission, the second dual-clutch transmission first clutch C01 and second
In dual-clutch transmission, power shaft 01 connects, the second dual-clutch transmission second clutch C02
Power shaft 02 outer with the second dual-clutch transmission connects, by the second dual-clutch transmission first from
Clutch C01 and the open and close controlling of the second dual-clutch transmission second clutch C02, can have selection
Property ground the first dual-clutch transmission moment of torsion is delivered to power shaft 01 in the second dual-clutch transmission
Power shaft 02 outer with the second dual-clutch transmission.In second dual-clutch transmission on power shaft 01
(it is a left side near engine side, is the right side away from engine side) from left to right to be sequentially arranged second
Dual-clutch transmission three keeps off driving gear 013, and the second dual-clutch transmission one keeps off driving gear
011, wherein, the second dual-clutch transmission three keep off driving gear 013 the most also by as second pair from
Clutch variator five keeps off driving gear and uses；From left past on the outer power shaft 02 of second dual-clutch transmission
The right side is sequentially arranged the second dual-clutch transmission two and keeps off driving gear 022 and the second double clutch speed change
Device four keeps off driving gear 024, and wherein, the second dual-clutch transmission four keeps off driving gear quilt also simultaneously
Keep off driving gear as the second dual-clutch transmission six to use.So, from the second double clutch speed change
Seeing on the outer power shaft 02 of power shaft the 01, second dual-clutch transmission in device, odd number gear is disposed in
In second dual-clutch transmission on power shaft 01, even number gear is disposed in the second dual-clutch transmission
On outer power shaft 02, (Fig. 1 shows, is left, away from electromotor near engine side from left to right
Side is right), arrangement of gears order is followed successively by: the second dual-clutch transmission two keeps off driving gear 022,
Second dual-clutch transmission four (six) keeps off driving gear 024, the second dual-clutch transmission three (five)
Gear driving gear 013, the second dual-clutch transmission one keeps off driving gear 011.Two second pair of clutches
Device lay shaft 03,04, the second dual-clutch transmission output shaft 05 and the second double clutch become
In speed device, the outer power shaft 02 of power shaft the 01, second dual-clutch transmission is parallel or coaxially arranged.
So, by second double clutch the first lock unit SC01, the second dual-clutch transmission second
Lock unit SC02, the second dual-clutch transmission the 3rd lock unit SC03 and the second double clutch speed change
Device the 4th lock unit SC04 is optionally connected in respective gears, can realize multi-clutch variator
Device one keeps off to 36 gear gear ratios, and realize reversing gear six gear ratios simultaneously.
Power transmission line illustrates:
One gear power transmission line: the first dual-clutch transmission the 4th lock unit SC4 and first pair from
Clutch variator one keeps off driven gear 31 and engages, and the first dual-clutch transmission first clutch C1 closes
Closing, engine torque passes to first pair of clutch by the first dual-clutch transmission first clutch C1
Power shaft 1 in device variator, via the first dual-clutch transmission one of often engagement keep off driving gear 11,
First dual-clutch transmission one keeps off driven gear 31 and the first dual-clutch transmission the 4th lock unit
SC4, is transferred torque to the first dual-clutch transmission countershaft 1, then is become by the first double clutch
Speed device countershaft one constant mesh gear 30 and the first dual-clutch transmission output shaft constant mesh gear 50 will
Moment of torsion passes to the first dual-clutch transmission output shaft 5；Second dual-clutch transmission the 4th synchronizes
Device SC04 and the second dual-clutch transmission one keep off driven gear 031 and engage, the second double clutch speed change
Device first clutch C01 closes, and the first dual-clutch transmission moment of torsion passes through the second double clutch speed change
Device first clutch C01 passes to power shaft 01 in the second dual-clutch transmission, via second pair from
Clutch variator one keeps off driving gear the 011, second dual-clutch transmission one and keeps off driven gear 031 and
Second dual-clutch transmission the 4th lock unit SC04, transfers torque to the second dual-clutch transmission
Countershaft 1, then by the second dual-clutch transmission countershaft one constant mesh gear 030 and second pair from
Clutch transmission output shaft constant mesh gear 050 delivers torque to the second dual-clutch transmission output
Axle 05, finally exports power；
Two gear power transmission lines: the first dual-clutch transmission the 4th lock unit SC4 and first pair from
Clutch variator one keeps off driven gear 31 and engages, and the first dual-clutch transmission first clutch C1 closes
Closing, engine torque passes to first pair of clutch by the first dual-clutch transmission first clutch C1
Power shaft 1 in device variator, keeps off driving gear 11, first pair via the first dual-clutch transmission one
Clutch speed-changer one keeps off driven gear 31 and the first dual-clutch transmission the 4th lock unit SC4, will
Moment of torsion is delivered to the first dual-clutch transmission countershaft 1, more secondary by the first dual-clutch transmission
Moment of torsion is passed by axle one constant mesh gear 30 and the first dual-clutch transmission output shaft constant mesh gear 50
Pass the first dual-clutch transmission output shaft 5；Second dual-clutch transmission the first lock unit SC01
Keep off driven gear 042 with the second dual-clutch transmission two to engage, the second dual-clutch transmission second
Clutch C02 closes, and engine torque is passed by the second dual-clutch transmission second clutch C02
Pass the second dual-clutch transmission outer power shaft 02, via the second dual-clutch transmission two gear actively
Gear the 022, second dual-clutch transmission two keeps off driven gear 042 and the second dual-clutch transmission
First lock unit SC01, transfers torque to the second dual-clutch transmission countershaft 2 04, then by the
Two dual-clutch transmission countershaft two constant mesh gears 040 and the second dual-clutch transmission output shaft are normal
Meshing gear 050 delivers torque to the second dual-clutch transmission output shaft 05, finally exports power；
Three gear power transmission lines: the first dual-clutch transmission the 4th lock unit SC4 and first pair from
Clutch variator one keeps off driven gear 31 and engages, and the first dual-clutch transmission first clutch C1 closes
Closing, engine torque passes to first pair of clutch by the first dual-clutch transmission first clutch C1
Power shaft 1 in device variator, keeps off driving gear 11, first pair via the first dual-clutch transmission one
Clutch speed-changer one keeps off driven gear 31 and the first dual-clutch transmission the 4th lock unit SC4, will
Moment of torsion is delivered to the first dual-clutch transmission countershaft 1, more secondary by the first dual-clutch transmission
Moment of torsion is passed by axle one constant mesh gear 30 and the first dual-clutch transmission output shaft constant mesh gear 50
Pass the first dual-clutch transmission output shaft 5；Second dual-clutch transmission the 4th lock unit SC04
Keep off driven gear 033 with the second dual-clutch transmission three to engage, the second dual-clutch transmission first
Clutch C01 closes, and the first dual-clutch transmission moment of torsion passes through the second dual-clutch transmission first
Clutch C01 passes to power shaft 01 in the second dual-clutch transmission, becomes via the second double clutch
Speed device three keeps off driving gear the 013, second dual-clutch transmission three and keeps off driven gear 033 and second pair
Clutch speed-changer the 4th lock unit SC04, transfers torque to the second dual-clutch transmission countershaft one
03, then become by the second dual-clutch transmission countershaft one constant mesh gear 030 and the second double clutch
Speed device output shaft constant mesh gear 050 delivers torque to the second dual-clutch transmission output shaft 05,
Finally export power；
Four gear power transmission lines: the first dual-clutch transmission the 4th lock unit SC4 and first pair from
Clutch variator one keeps off driven gear 31 and engages, and the first dual-clutch transmission first clutch C1 closes
Closing, engine torque passes to first pair of clutch by the first dual-clutch transmission first clutch C1
Power shaft 1 in device variator, keeps off driving gear 11, first pair via the first dual-clutch transmission one
Clutch speed-changer one keeps off driven gear 31 and the first dual-clutch transmission the 4th lock unit SC4, will
Moment of torsion is delivered to the first dual-clutch transmission countershaft 1, more secondary by the first dual-clutch transmission
Moment of torsion is passed by axle one constant mesh gear 30 and the first dual-clutch transmission output shaft constant mesh gear 50
Pass the first dual-clutch transmission output shaft 5；Second dual-clutch transmission the second lock unit SC02
Keep off driven gear 034 with the second dual-clutch transmission four to engage, the second dual-clutch transmission second
Clutch C02 closes, and engine torque is passed by the second dual-clutch transmission second clutch C02
Pass the second dual-clutch transmission outer power shaft 02, via the second dual-clutch transmission four gear actively
Gear the 024, second dual-clutch transmission four keeps off driven gear 034 and the second dual-clutch transmission
Second lock unit SC02, transfers torque to the second dual-clutch transmission countershaft 1, then by the
Two dual-clutch transmission countershaft one constant mesh gears 030 and the second dual-clutch transmission output shaft are normal
Meshing gear 050 delivers torque to the second dual-clutch transmission output shaft 05, finally exports power；
Five gear power transmission lines: the first dual-clutch transmission the 4th lock unit SC4 and first pair from
Clutch variator one keeps off driven gear 31 and engages, and the first dual-clutch transmission first clutch C1 closes
Closing, engine torque passes to first pair of clutch by the first dual-clutch transmission first clutch C1
Power shaft 1 in device variator, keeps off driving gear 11, first pair via the first dual-clutch transmission one
Clutch speed-changer one keeps off driven gear 31 and the first dual-clutch transmission the 4th lock unit SC4, will
Moment of torsion is delivered to the first dual-clutch transmission countershaft 1, more secondary by the first dual-clutch transmission
Moment of torsion is passed by axle one constant mesh gear 30 and the first dual-clutch transmission output shaft constant mesh gear 50
Pass the first dual-clutch transmission output shaft 5；Second dual-clutch transmission the 3rd lock unit SC03
Keep off driven gear 045 with the second dual-clutch transmission five to engage, the second dual-clutch transmission first
Clutch C01 closes, and the first dual-clutch transmission moment of torsion passes through the second dual-clutch transmission first
Clutch C01 passes to power shaft 01 in the second dual-clutch transmission, becomes via the second double clutch
Speed device five keeps off driving gear the 013, second dual-clutch transmission five and keeps off driven gear 045 and second pair
Clutch speed-changer the 3rd lock unit SC03, transfers torque to the second dual-clutch transmission countershaft two
04, then become by the second dual-clutch transmission countershaft two constant mesh gear 040 and the second double clutch
Speed device output shaft constant mesh gear 050 delivers torque to the second dual-clutch transmission output shaft 05,
Finally export power；
Six gear power transmission lines: the first dual-clutch transmission the 4th lock unit SC4 and first pair from
Clutch variator one keeps off driven gear 31 and engages, and the first dual-clutch transmission first clutch C1 closes
Closing, engine torque passes to first pair of clutch by the first dual-clutch transmission first clutch C1
Power shaft 1 in device variator, keeps off driving gear 11, first pair via the first dual-clutch transmission one
Clutch speed-changer one keeps off driven gear 31 and the first dual-clutch transmission the 4th lock unit SC4, will
Moment of torsion is delivered to the first dual-clutch transmission countershaft 1, more secondary by the first dual-clutch transmission
Moment of torsion is passed by axle one constant mesh gear 30 and the first dual-clutch transmission output shaft constant mesh gear 50
Pass the first dual-clutch transmission output shaft 5；Second dual-clutch transmission the first lock unit SC01
Keep off driven gear 046 with the second dual-clutch transmission six to engage, the second dual-clutch transmission second
Clutch C02 closes, and engine torque is passed by the second dual-clutch transmission second clutch C02
Pass the second dual-clutch transmission outer power shaft 02, via the second dual-clutch transmission six gear actively
Gear the 024, second dual-clutch transmission six keeps off driven gear 046 and the second dual-clutch transmission
First lock unit SC01, transfers torque to the second dual-clutch transmission countershaft 2 04, then by the
Two dual-clutch transmission countershaft two constant mesh gears 040 and the second dual-clutch transmission output shaft are normal
Meshing gear 050 delivers torque to the second dual-clutch transmission output shaft 05, finally exports power；
Seven gear power transmission lines: first dual-clutch transmission the first lock unit SC1 and first pair from
Clutch variator two keeps off driven gear 42 and engages, and the first dual-clutch transmission second clutch C2 closes
Closing, engine torque passes to first pair of clutch by the first dual-clutch transmission second clutch C2
The outer power shaft 2 of device variator, keeps off driving gear 22, first pair via the first dual-clutch transmission two
Clutch speed-changer two keeps off driven gear 42 and first dual-clutch transmission the first lock unit SC1, will
Moment of torsion is delivered to the first dual-clutch transmission countershaft 24, more secondary by the first dual-clutch transmission
Moment of torsion is transmitted by axle constant mesh gear 40 and the first dual-clutch transmission output shaft constant mesh gear 50
To the first dual-clutch transmission output shaft 5；Second dual-clutch transmission the 4th lock unit SC04 and
Second dual-clutch transmission one keeps off driven gear 31 and engages, second dual-clutch transmission the first clutch
Device C01 closes, and the first dual-clutch transmission moment of torsion passes through second dual-clutch transmission the first clutch
Device C01 passes to power shaft 01 in the second dual-clutch transmission, via the second dual-clutch transmission
One gear driving gear the 011, second dual-clutch transmission one keeps off driven gear 031 and second pair of clutch
Device variator the 4th lock unit SC04, transfers torque to the second dual-clutch transmission countershaft 1,
Again by the second dual-clutch transmission countershaft one constant mesh gear 030 and the second dual-clutch transmission
Output shaft constant mesh gear 050 delivers torque to the second dual-clutch transmission output shaft 05, finally
Output power；
The rest may be inferred for forward gear power transmission line, i.e. when the first dual-clutch transmission one keeps off second
Dual-clutch transmission keeps off from one and is raised to six gears (corresponding whole actuating device one to six gear), first pair
When clutch speed-changer two keeps off, the second dual-clutch transmission is raised to (the corresponding whole transmission of six gears from a gear
Device seven keeps off 12 gears), when the first dual-clutch transmission three keeps off the second dual-clutch transmission from
One gear is raised to six gears (corresponding whole actuating device 13 gear is to 18 gears), until the first double clutch
When variator six keeps off, the second dual-clutch transmission is raised to six gears (corresponding whole actuating device three from a gear
Ten gears are to 36 gears).
Reverse gear transfer route: the first dual-clutch transmission the second lock unit SC2 and the first double clutch
Transmission reverse gear driven gear 39 engages, the first dual-clutch transmission second clutch C2 Guan Bi,
Engine torque passes to the first double clutch by the first dual-clutch transmission second clutch C2
The outer power shaft 2 of variator, keeps off often engagement driving gear 22, first through the first dual-clutch transmission two
Dual-clutch transmission two keeps off driven gear 42 (simultaneously as the intermediate idler that reverses gear to change pinion rotation
Direction), the first dual-clutch transmission reverses gear driven gear the 39, first dual-clutch transmission second
Lock unit SC2, the first dual-clutch transmission countershaft 1, more secondary by the first dual-clutch transmission
Moment of torsion is passed by axle one constant mesh gear 30 and the first dual-clutch transmission output shaft constant mesh gear 50
Pass the first dual-clutch transmission output shaft 5；Second dual-clutch transmission the 4th lock unit SC04
Keep off driven gear 31 with the second dual-clutch transmission one to engage, the second dual-clutch transmission first from
Clutch C01 close, the first dual-clutch transmission moment of torsion by the second dual-clutch transmission first from
Clutch C01 passes to power shaft 01 in the second dual-clutch transmission, via the second double clutch speed change
Device one keep off driving gear the 011, second dual-clutch transmission one keep off driven gear 031 and second pair from
Clutch variator the 4th lock unit SC04, transfers torque to the second dual-clutch transmission countershaft one
03, then become by the second dual-clutch transmission countershaft one constant mesh gear 030 and the second double clutch
Speed device output shaft constant mesh gear 050 delivers torque to the second dual-clutch transmission output shaft 05,
And finally exported power by the second dual-clutch transmission output shaft 05.
When in like manner the first dual-clutch transmission reverses gear, the second dual-clutch transmission is raised to six from a gear
Gear, it is achieved six back gear ratios.
It is evidenced from the above discussion that, the gear number that whole multi-clutch variator finally realizes is first pair
The gear number of clutch speed-changer and the product of the second dual-clutch transmission gear number.Further,
In the above-described embodiments, the first dual-clutch transmission there are six forward gears and one reverse gear totally seven
Gear, the second dual-clutch transmission has six gears, and it is suitable to specifically describe the arrangement of each gear
Sequence and lock unit installation site, it is to be understood by those skilled in the art that in the present invention, first pair
Clutch speed-changer and the second dual-clutch transmission can use varying number, difference to put in order
Gear and different lock unit installation site, such as one or more lock unit can be located at each in,
On outer power shaft.
Shift process illustrates:
One gear shifts into second process: dual-clutch transmission is in a gear, the first dual-clutch transmission the
Four lock unit SC4 and the first dual-clutch transmission one keep off driven gear 31 and engage, the first double clutch
Variator first clutch C1 closes, and the first dual-clutch transmission second clutch C2 opens；The
Two dual-clutch transmission the 4th lock unit SC04 and the second dual-clutch transmission one keep off driven gear
031 engagement, the second dual-clutch transmission first clutch C01 Guan Bi, the second double clutch speed change
Device second clutch C02 opens；Dual-clutch transmission control system (not showing in accompanying drawing 1) is sent out
Going out a gear to shift into second instruction, gear shifting actuating mechanism is in advance by second dual-clutch transmission the first lock unit
SC01 and the second dual-clutch transmission two keep off driven gear 042 and engage, and now the first double clutch becomes
Device second clutch C2, the second dual-clutch transmission second clutch C02 are still in open mode for speed,
I.e. first dual-clutch transmission second clutch C2, the second dual-clutch transmission second clutch
C02 and first dual-clutch transmission countershaft the 24, second dual-clutch transmission countershaft 2 04 are the most not
Transmission power；Along with shift process continues, the second dual-clutch transmission first clutch C01 is gradually
Opening, meanwhile, the second dual-clutch transmission second clutch C02 gradually closes, first pair
Clutch speed-changer first clutch C1 still closes, the first dual-clutch transmission second clutch
C2 still opens, and this process does not haves torque break；Second dual-clutch transmission first clutch
C01 fully opens, the second dual-clutch transmission second clutch C02 of completely closed after, first pair
Clutch speed-changer the 4th lock unit SC4 disengages and keeps off driven gear with the second dual-clutch transmission one
The engagement of 031, terminate shift process, engine torque via the first dual-clutch transmission first from
In clutch C1, the first dual-clutch transmission, power shaft the 1, first dual-clutch transmission one gear is actively
Gear the 11, first dual-clutch transmission one keeps off driven gear the 31, first dual-clutch transmission the 4th
Lock unit SC4, first dual-clutch transmission countershaft the one 3, first dual-clutch transmission countershaft one are normal
Meshing gear the 50, first dual-clutch transmission output shaft constant mesh gear the 50, first double clutch becomes
Speed device output shaft 5 and the second dual-clutch transmission second clutch C02, the second double clutch speed change
Outer power shaft the 02, second dual-clutch transmission two of device keeps off driving gear the 022, second double clutch and becomes
Speed device two keeps off driven gear the 042, first dual-clutch transmission the first lock unit SC1, second pair of clutch
Device lay shaft the 2 04, second dual-clutch transmission countershaft two constant mesh gear 040, second pair
Clutch speed-changer output shaft constant mesh gear 050, final by the second dual-clutch transmission output shaft
05 output power.
In the first embodiment, the first dual-clutch transmission has two countershafts 3, a 4 and output
Axle 5, the second dual-clutch transmission has 03,04 and output shaft 05 of two countershafts, this knot
The advantage of structure is to enable to the first dual-clutch transmission output shaft 5 and the first double clutch speed change
The outer power shaft 2 of interior power shaft 1, first dual-clutch transmission of device generally within same axis,
In like manner, the second dual-clutch transmission output shaft 05 and the interior power shaft of the second dual-clutch transmission
01, the outer power shaft 02 of the second dual-clutch transmission also is able to generally within same axis, therefore
Whole multi-clutch variator is capable of conllinear and arranges, simple in construction, and it is convenient to arrange.
With reference to Fig. 2, in the second embodiment of the present invention, the first dual-clutch transmission, second pair
Clutch speed-changer all uses the mode of single countershaft, and countershaft is simultaneously as output shaft, its tool
Body running principle is similar with first embodiment, is not described in detail herein.But comparison diagram 1, Fig. 2
Understand, when using single countershaft, it is impossible to realize the first dual-clutch transmission and the second double clutch becomes
The conllinear of speed device, both two necessary interlaced arrangement of dual-clutch transmission, this brings to power assembly
Arrange difficulty.Certainly, according to the design of the present invention, those skilled in the art also are able to employing and have three
The existing dual-clutch transmission of countershaft realizes widening of ratio coverage.
In the first embodiment of the present invention, the second embodiment, all it is arranged on first pair of clutch by reversing gear
On device variator, and being not provided with reversing gear on the second dual-clutch transmission, first this reduce whole knot
Structure complexity, next reduces control complexity, it is to avoid two dual-clutch transmissions are linked into down simultaneously
Keep off thus realize the mistake appearance of forward gear, it is achieved security control.
Sum it up, multi-clutch variator provided by the present invention, use two double clutches
Variator arrangement replaces the structure arranging multistage clutch in a variator, increases variator
Gear number, expands gear range, reduces speed ratio interval, and shifting more smoothes out, and is more suitable for automobile
Comfortableness requirement, structure is the simplest, and reliability is higher.
Although the present invention combines above example and is described, but the present invention is not limited to above-mentioned
Embodiment, and only limited by claim, it can easily be entered by those of ordinary skill in the art
Row modifications and variations, but and without departing from the essential idea of the present invention and scope.
Claims (3)
1. a multi-clutch transmission gear, it is characterised in that include that the first double clutch becomes
Speed device and the second dual-clutch transmission, the output shaft of described first dual-clutch transmission and described the
The housing of two dual-clutch transmissions connects, described first dual-clutch transmission and described second pair from
Clutch variator each has two clutches, is connected with said two clutch and interior outer respectively
The interior power shaft of set and outer power shaft, countershaft and output shaft, described interior power shaft and described outer power shaft
On each gear driving gear coordinate with the driven gear that respectively keeps off on described countershaft, the active on described countershaft
Gear often engages with the driven gear on described output shaft.
Multi-clutch transmission gear the most according to claim 1, it is characterised in that also
Including lock unit, described lock unit optionally engages with each gear driving gear or each gear driven gear.
Multi-clutch transmission gear the most according to claim 1, it is characterised in that institute
Stating the first dual-clutch transmission to be provided with and reverse gear, described second dual-clutch transmission does not set and reverses gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410321049.7A CN104074931B (en) | 2014-07-07 | 2014-07-07 | A kind of multi-clutch transmission gear |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410321049.7A CN104074931B (en) | 2014-07-07 | 2014-07-07 | A kind of multi-clutch transmission gear |
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| CN104074931A CN104074931A (en) | 2014-10-01 |
| CN104074931B true CN104074931B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410321049.7A Active CN104074931B (en) | 2014-07-07 | 2014-07-07 | A kind of multi-clutch transmission gear |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105526315B (en) * | 2016-01-29 | 2017-10-13 | 北京理工大学 | The double clutch mechanical speed changers of multisection type |
| CN106481749A (en) * | 2016-11-15 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of multi-clutch transmission gear |
| ES2705089A1 (en) * | 2017-09-21 | 2019-03-21 | Univ Miguel Hernandez | MULTIPLE CLUTCH GEARBOX (Machine-translation by Google Translate, not legally binding) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US7665376B2 (en) * | 2006-03-31 | 2010-02-23 | Magna Powertrain Usa, Inc. | Dual clutch powershift transmission |
| US7610825B2 (en) * | 2007-02-22 | 2009-11-03 | Gm Global Technology Operations, Inc. | Multi-speed transmission with countershaft gearing |
| AU2011326402B2 (en) * | 2010-11-12 | 2015-08-06 | Allison Transmission, Inc. | Double transition shift control in an automatic powershifting transmission |
| JP5861290B2 (en) * | 2011-07-13 | 2016-02-16 | いすゞ自動車株式会社 | Dual clutch transmission control method, dual clutch transmission and vehicle equipped with the same |
| DE102013113908A1 (en) * | 2012-12-14 | 2014-06-18 | Eaton Corp. | A double clutch transmission power |
| CN103256347B (en) * | 2013-04-28 | 2015-07-15 | 河南科技大学 | Multi-clutch transmission provided with conflux planetary gear set |
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Inventor after: Yan Gang Inventor after: Guo Yingqing Inventor before: Guo Yingqing |
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Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee after: Anhui Jianghuai Automobile Group Limited by Share Ltd Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Patentee before: Anhui Jianghuai Automotive Co., Ltd. |