CN103671750B - Speed changer - Google Patents
Speed changer Download PDFInfo
- Publication number
- CN103671750B CN103671750B CN201310363017.9A CN201310363017A CN103671750B CN 103671750 B CN103671750 B CN 103671750B CN 201310363017 A CN201310363017 A CN 201310363017A CN 103671750 B CN103671750 B CN 103671750B
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- Prior art keywords
- gear
- level
- speed changer
- input shaft
- special
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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
- F16H3/006—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion power being selectively transmitted by either one of the parallel flow paths
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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
- F16H2200/0065—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising nine 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
- F16H2200/0082—Transmissions for multiple ratios characterised by the number of reverse speeds
- F16H2200/0086—Transmissions for multiple ratios characterised by the number of reverse speeds the gear ratios comprising two reverse speeds
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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 a kind of speed changer, it includes an input shaft axis（4）, first input shaft being arranged on input shaft axis（EW1）With second input shaft（EW2）, first countershaft axis being spaced apart with input shaft axis（5）With second countershaft axis（6）, one be arranged on the first countershaft axis（5）On the first jackshaft（VW1）, second jackshaft that is arranged on the second countershaft axis, first input shaft and/or the second input shaft can be connected to form speed change level by intermediate gear stages with the first jackshaft and/or the second jackshaft, the intermediate gear stages are by that can disconnect in switching device energy access power stream and with power flow, and the speed changer has a special gear level（R5）, special gear level can be selectively accessing in the power flow of first point of speed changer or second point of speed changer, and at least one speed change level can be formed as roundabout gear in the case of special gear level access.
Description
Technical field
The present invention relates to a kind of speed changer, especially dual-clutch transmission, it include an input shaft axis, one set
Put the first input shaft on input shaft axis, the second input shaft, one and the input shaft that are arranged on input shaft axis
The first spaced apart countershaft axis of axis, one be arranged on the first countershaft axis the first jackshaft, one with input
The second spaced apart countershaft axis of axle axis, one be arranged on the second countershaft axis the second jackshaft, a configuration
Second point of speed changer of the second input shaft is allocated to first point of speed changer of the first input shaft and one, wherein, the first input
Axle and/or the second input shaft can be connected by intermediate gear stages with the first jackshaft and/or the second jackshaft to form speed change level,
The intermediate gear stages are by can disconnect in switching device energy access power stream and with power flow.
Background technology
DE102007049267A1 discloses a kind of dual-clutch transmission, and it includes：Two clutches, their input side
It is connected with a drive shaft and their outlet side is connected with one of two transmission input shafts being mutually coaxially disposed respectively；
At least two jackshafts, rotatably support the shift gear for being configured to free gear on the jackshaft；Can not be relative
Be rotatably disposed at shift gear that is on two transmission input shafts and being configured to fixed gear, they at least partly with sky
Sleeve gear is engaged；Multiple couplings for free gear and jackshaft can not to be connected with the relative rotation；It is solid respectively
The output gear on one of two jackshafts is scheduled on, the output gear is engaged with the teeth portion of output shaft respectively；And at least one
It is individual be used to couple the switching devices of two transmission input shafts, wherein, can connect at least six can power shifting（It is i.e. unpowered
Interruptedly shift gears）Forward gear is reversed gear with least one, and three gear planes or four gear planes are set in the speed changer,
So that can be connected by the switching device at least one can power shifting roundabout gear（Windungsgang）, so that one side exists
In the dual-clutch transmission with few space requirement as far as possible realize can power shifting speed change level and on the other hand provide
Contained part few speed changer as far as possible, to reduce the manufacturing cost of speed changer.
The content of the invention
The task of the present invention is in structure and/or functionally improvement starts carried speed changer.
The task is solved by a kind of speed changer, especially dual-clutch transmission, it include an input shaft axis,
One be arranged on input shaft axis the first input shaft, one be arranged on input shaft axis the second input shaft, one with
The first spaced apart countershaft axis of input shaft axis, one be arranged on the first countershaft axis the first jackshaft, one
The second countershaft axis for being spaced apart with input shaft axis, one be arranged on the second countershaft axis the second jackshaft, one
Individual first point of speed changer for being allocated to the first input shaft and second point of speed changer for being allocated to the second input shaft, wherein, the
One input shaft and/or the second input shaft can be connected to be formed by intermediate gear stages with the first jackshaft and/or the second jackshaft
Speed change level, the intermediate gear stages by can disconnect in switching device energy access power stream and with power flow, wherein, the change
Fast utensil has special gear level, special gear level can be selectively accessing first point of speed changer power flow or second point
In the power flow of speed changer, and at least one speed change level can be by shape as roundabout gear in the case of special gear level access
Into.
The speed changer may be provided in the dynamical system of motor vehicle.Dynamical system can have internal combustion engine.Dynamical system can have
There is double clutch.Dynamical system can have at least one driving moment.Speed changer may be provided at double clutch in dynamical system
Between at least one described driving moment.Double clutch can have the first output and the second output.Double clutch can have
There are the first power shifting element and the second power shifting element.Double clutch can have first clutch and second clutch.Become
Fast device can be connected with double clutch transmission.First input shaft can be connected with the first output of double clutch.Second input
Axle can be connected with the second output of double clutch.
First jackshaft can be output shaft.Second jackshaft can be output shaft.Speed changer can have an output shaft
Axis.An output shaft can be set on the output shaft axis.Speed changer can be out-of-alignment speed changer.Input shaft axis and
Output shaft axis can be out-of-alignment.Speed changer can be the speed changer of diameter parallel.Input shaft axis and output shaft axis
Can be parallel to each other.First input shaft and the second input shaft can be mutually coaxially disposed.First jackshaft can be by gear stage and output
Axle is connected.Second jackshaft can be connected by gear stage with output shaft.
At least nine advance speed change levels can be formed by the speed changer.At least one reversing can be formed by the speed changer to become
Fast level.Speed change level is alternatively referred to as gear.Each gear can be set according to its corresponding gearratio.Advance with maximum transmission ratio
Gear can be first gear.Next lower gearratio can be had than previous gear respectively by numbering increased gear.Speed changer can have
There are four gear planes.Speed changer can have five gear planes.A gear stage can be set in a gear plane.One
Two gear stages can be set in individual gear plane.
First input shaft and the second input shaft can be mutually coaxially disposed.Second input shaft may be provided at the footpath of the first input shaft
Internally.First input shaft can be hollow shaft.Second input shaft can be solid shafting.Jackshaft can be solid shafting.Output
Axle can be solid shafting.Output shaft can be connected with driving moment.Jackshaft can be connected with driving moment.Term is " defeated
Enter axle " and " output shaft " it is relevant with the power flow direction from internal combustion engine.
One gear stage, such as intermediate gear stages or special gear level, there can be multiple gears.One gear stage can be described as again
Gear train.Each gear of one gear stage may make up gear mesh.Each gear of one gear stage can be roller gear.One tooth
Each gear of wheel level may be provided in a gear plane.It is that reversing speed change level reversion turns that one gear stage, which can have one to be used for,
The additional gear in dynamic direction.One speed change level can be formed by least one gear stage.One speed change level can be by one only
One gear stage is formed.One speed change level can be formed by multiple gear stages.One speed change level can be by two gear stages
To be formed.One speed change level can be formed by three gear stages.One speed change level can be formed by four gear stages.
One switching device can have at least one switching device.Gear stage can be connected by a switching device
One axle of one gear and speed changer.By a switching device can connect a gear stage a gear and one it is adjacent
One gear of the gear stage of setting.One switching device can shape be connected cohesively together a gear and an axle.One switching member
Part can shape be connected cohesively together first gear and second gear.One switching device can have jaw clutch.One switching member
Part can have sliding sleeve.One switching device can have sychronisation.Sychronisation can reduce speed discrepancy.One switching device
There can be a unique switching device.One switching device can be single switching device.One switching device can be cut at two
Switch between change place.One switching device can switch between the first switching position and the second switching position.First toggle bit
It can be the switching position disconnected to put.Second switching position can be the switching position of closure.One switching device can have many
Individual switching device.One switching device can have two switching devices.One switching device can be double switching devices.One is cut
Changing device can switch between three switching positions.One switching device can be in the first switching position, the second switching position and
Switch between three switching positions.Second switching position can be located between the first switching position and the 3rd switching position.First switching
Position can be the switching position of closure.Second switching position can be that switching position, the 3rd switching position disconnected can be
The switching position of closure.The operation of one switching device can be carried out by an operation device.The operation of one switching device
Can automatically it carry out.The operation of one switching device can be carried out by control device.It can be actuated for the configuration of each switching device
Device.Actuator can be electric actuator.Actuator can be hydraulic actuator.Actuator can be electro-hydraulic actuator.Control
Device can be used for control actuator.
First point of speed changer can have the gear stage being arranged on the first input shaft.First point of speed changer, which can have, to be arranged on
Gear stage in first hollow shaft.Second point of speed changer can have the gear stage being arranged on the second input shaft.Special gear level
Can have first gear and second gear.The first gear of special gear level may be provided on the first input shaft.Special gear level
First gear can be connected with the first input shaft.The first gear of special gear level can be connected with the second input shaft.Special gear
Level can have free gear.The first gear of special gear level can be free gear.The second gear of special gear level can be set
Put on the first jackshaft.The second gear of special gear level can be connected with the first jackshaft.The second gear of special gear level
It can be free gear.Roundabout gear can be the speed change level by the formation of multiple gear stages.Power flow can be from roundabout gear
One axle axis flows to the second axle axis and returns to first axle axis from the second axle axis.Power flow can be defeated from first in roundabout gear
Enter axle to flow to the first jackshaft and return to the second input shaft from the first jackshaft.Power flow can be from the second input shaft in roundabout gear
Flow to the first jackshaft and return to the first input shaft from the first jackshaft.
The conversion of one speed change level can be carried out by operating at least one switching device.The conversion of one speed change level can lead to
One unique switching device of operation is crossed to carry out.The conversion of one gear can be carried out by operating multiple switching devices.One
The conversion of individual gear can be by operating two switching devices to carry out.The conversion of one gear can be by operating three switching devices
Come carry out.Multiple switching devices can simultaneously be operated in a speed change level conversion.
In the speed changer according to the present invention, the gear with maximum transmission ratio can power shift to and ensuing have the
In the gear of two big speed ratios.On the quantity of changeable speed change level, speed changer has small number of gear plane.In order to
Forming each speed change level can multiple utilization gear stage.Speed change level can be realized by combining multiple gear stages.Speed changer, which has, to be reduced
Structure space.Speed changer is compact in structure.Gear diameter reduces.Speed discrepancy reduces.The load of sychronisation reduces.
Front cross is particularly suitable for according to the speed changer of the present invention to install.
In order to form at least one speed change level, special gear level can be accessed together with a predetermined intermediate gear stages
In power flow.Special gear level and predetermined intermediate gear stages can access in power flow to form multiple speed change levels.By special
Gear stage and predetermined intermediate gear stages can form multiple speed change levels as roundabout gear.Predetermined intermediate gear stages may be provided at
On first input shaft.
Predetermined intermediate gear stages can have first gear and second gear.The first gear of predetermined intermediate gear stages can
It is arranged on the first input shaft.The first gear of predetermined intermediate gear stages can be connected with the first input shaft.Predetermined center tooth
The first gear for taking turns level can be fixed gear.The second gear of predetermined intermediate gear stages may be provided on the first jackshaft.
The second gear of predetermined intermediate gear stages can be connected with the first jackshaft.The second gear of predetermined intermediate gear stages can be with spy
Different gear stage connection.The second gear of predetermined intermediate gear stages can be connected with the second gear of special gear level.In predetermined
Between gear stage can have free gear.The second gear of predetermined intermediate gear stages can be free gear.Special gear level and
Predetermined intermediate gear stages may be provided in adjacent gear plane.
A switching device can be set between special gear level and predetermined intermediate gear stages.One switching device can be
It is arranged on first jackshaft between special gear level and predetermined intermediate gear stages.The switching device can have two switching members
Part.The switching device can have the first switching device and the second switching device.First switching device of the switching device can be used for
The predetermined intermediate gear stages of connection and the first jackshaft.Second switching device of the switching device can be used for connecting predetermined centre
Gear stage and special gear level.
In order to form at least one speed change level, special gear level can be with predetermined intermediate gear stages and another center tooth
Wheel level is together in access power stream.Another intermediate gear stages can access in power flow to form multiple speed change levels.By institute
Multiple speed change levels as roundabout gear can be formed by stating another intermediate gear stages.Another intermediate gear stages can be used for multiple speed changes
In level.Another intermediate gear stages can be used at least one as the speed change level of roundabout gear and be used as non-roundabout gear with least one
Speed change level in.Another intermediate gear stages may be provided on the second input shaft.
Another intermediate gear stages can have first gear and second gear.First tooth of another intermediate gear stages
Wheel may be provided on the second input shaft.The first gear of another intermediate gear stages can be connected with the second input shaft.It is described another
The first gear of one intermediate gear stages can be fixed gear.The first gear of another intermediate gear stages can be with special gear
Level connection.The first gear of another intermediate gear stages may be provided on the first input shaft.Another intermediate gear stages
First gear can be connected with the first input shaft.The first gear of another intermediate gear stages can be fixed gear.It is described another
The first gear of one intermediate gear stages can be a gear of predetermined intermediate gear stages.The of another intermediate gear stages
One gear can be the first gear of predetermined intermediate gear stages.The second gear of another intermediate gear stages may be provided at
On one jackshaft.The second gear of another intermediate gear stages can be connected with the first jackshaft.Another intermediate gear stages
Second gear may be provided on the second jackshaft.The second gear of another intermediate gear stages can connect with the second jackshaft
Connect.The second gear of another intermediate gear stages can be free gear.Special gear level and another intermediate gear stages
It may be provided in adjacent gear plane.
Two switching devices can be set between special gear level and another intermediate gear stages.One switching device can
It is arranged on the second input shaft between special gear level and another intermediate gear stages.The switching device can have two and cut
Change element.The switching device can have the first switching device and the second switching device.First switching device of the switching device can
For connecting special gear level and the first input shaft.Second switching device of the switching device can be used for connection special gear level and
Another intermediate gear stages.One switching device can be arranged on special gear level and another centre on the first input shaft
Between gear stage.The switching device can have two switching devices.The switching device can have the first switching device and second to cut
Change element.First switching device of the switching device can be used for connection special gear level and the first jackshaft.The switching device
Second switching device can be used for connecting another intermediate gear stages and the first jackshaft.
Another intermediate gear stages can be the intermediate gear stages with maximum transmission ratio.Another intermediate gear stages
There can be an additional gear for being used to invert rotation direction for reversing.Another intermediate gear stages can have second
The intermediate gear stages of small gearratio.Another intermediate gear stages can be the idler gear of the gearratio with middle size
Level.
At least three speed changes level can be formed in the case of special gear level access as roundabout gear.Connect in special gear level
The advance speed change level with maximum transmission ratio, the advance speed change level with fastest ratio and one can be formed in the case of entering to fall
Car speed change level is used as roundabout gear.Therefore it can be combined and formed by multiple gear stages about the speed change level in " outside " with its gearratio.
It save considerably structure space and/or improve compactedness.It is substantially reduced speed discrepancy.Can shape in the case of special gear level access
Before into the advance speed change level with maximum transmission ratio, at least one middle speed change grade for being used to advancing, with fastest ratio
Enter speed change level and a reversing speed change level as roundabout gear.
The optional feature of the present invention is especially represented by " can/can with ".Therefore embodiments of the invention can have a spy
Levy or multiple individual features.
Below with reference to the accompanying drawings embodiments of the invention are described in detail.The explanation provides further feature and advantage.It is described to implement
The specific features of example may make up the general feature of the present invention.The feature combined with further feature of the embodiment also may make up
The single feature of the present invention.
Brief description of the drawings
Schematically and exemplarily accompanying drawing is as follows：
Fig. 1, should including a special gear level to have the speed changer of eight gear trains in five gear planes
Special gear level can be selectively accessing in the power flow of first point of speed changer or in the power flow of second point of speed changer；
Fig. 2 is the gearshift sketch of the speed changer with three speed change levels connected as roundabout gear；
Fig. 3, should including a special gear level to have the speed changer of seven gear trains in four gear planes
Special gear level can be selectively accessing in the power flow of first point of speed changer or in the power flow of second point of speed changer；
Fig. 4 is the gearshift sketch of the speed changer with four speed change levels connected as roundabout gear.
Embodiment
Fig. 1 show to have in five gear planes I, II, III, IV, V eight gear train R2, R3, R4, R5, R6, R7,
R8, RR speed changer 1, including a special gear level R5, special gear level can be selectively accessing first point of speed change
In the power flow of device 2 or the power flow of second point of speed changer 3.
Speed changer 1 has input shaft axis 4, the first countershaft axis 5, the second countershaft axis 6 and output shaft axis 7.
Input shaft axis 4 and countershaft axis 5,6 are parallel to each other and are spaced setting of turning up the soil.Input shaft axis 4 and output shaft axle
Line 7 can mutually coaxially be set.First input shaft EW1 and the second input shaft EW2 are set on input shaft axis 4.First input
Axle EW1 and the second input shaft EW2 constitutes the driving side AN of speed changer 1.First input shaft EW1 and the second input shaft EW2 are mutually same
Set axle.First input shaft EW1 is configured to the hollow shaft being arranged on the second input shaft EW2.First input shaft EW1 can be by interior
Combustion engine 8 loads mechanical output by the first power shifting element K1.Second input shaft EW2 can be by internal combustion engine 8 by the second power
Shifting element K2 loads mechanical output.One the first jackshaft VW1 is set on the first countershaft axis 5.In the second jackshaft
One the second jackshaft VW2 is set on axis 6.One output shaft AW is set on output shaft axis 7.Output shaft AW constitutes speed change
The outlet side AB of device 1.
Gear train R3, R7 constitute gear plane I.Gear train R5 constitutes gear plane II.Gear train R2, RR constitute gear and put down
Face III.Gear train R4, R8 constitute gear plane IV.Gear train R6 constitutes gear plane V.Gear train R3, R7 belong to first point of change
Fast device 2.Gear train R2, R4, R6, R8, RR belong to second point of speed changer 3.Gear train R5 is special gear level.Gear train R5 can be with
First input shaft EW1 is connected with the second input shaft EW2.Gear train R5 therefore can access first point of speed changer 2 power flow or
In the power flow of second point of speed changer 3.Each gear train R2, R3, R4, R5, R6, R7, R8 have two gears.Gear train RR has
There are three gears.Gear train R3, R7 have a common gear.Gear train R2, RR have a common gear.Gear train
R4, R8 have a common gear.
Gear train R2 is arranged on the first jackshaft with a fixed gear being arranged on the second input shaft EW2 and one
Free gear on VW1.Gear train R3 has the fixed gear that is arranged on the first input shaft EW1 and one is arranged on the
Free gear on one jackshaft VW1.Gear train R4 has a fixed gear and one being arranged on the second input shaft EW2
It is arranged on the free gear on the first jackshaft VW1.Gear train R5 has an empty set tooth being arranged on the first input shaft EW1
The free gear that wheel and one are arranged on the first jackshaft VW1.Gear train R6 has one and is arranged on the second input shaft EW2
Fixed gear and a free gear being arranged on the first jackshaft VW1.It is defeated that gear train R7 is arranged on first with one
Enter the fixed gear on axle EW1 and a free gear being arranged on the second jackshaft VW2.Gear train R8 has a setting
Fixed gear and a free gear being arranged on the second jackshaft VW2 on the second input shaft EW2.Gear train RR has
One fixed gear that is arranged on the second input shaft EW2, an additional gear and one are arranged on the second jackshaft VW2
Free gear.
First output gear group is set between the first jackshaft VW1 and output shaft AW.First output gear group has one
The individual fixed gear being arranged on the first jackshaft VW1 and a fixed gear being arranged on output shaft AW.In the middle of second
Second output gear group is set between axle VW2 and output shaft AW.Second output gear group has one and is arranged on the second jackshaft
Fixed gear and a fixed gear being arranged on output shaft AW on VW2.The fixed gear being arranged on output shaft AW is
One common gear of the first output gear group and the second output gear group.
Speed changer 1 has switching device SE1, SE2, SE3, SE4, SE5, SE6.Switching device SE1 has a switching member
Part S7.Switching device S7 is used for the free gear and the first jackshaft VW1 for connecting gear train R7.Switching device SE2, SE3,
SE4, SE5, SE6 have two switching devices respectively.Switching device SE2 has switching device S3, SW.Switching device S3 is used to connect
Connect gear train R3 free gear and the second jackshaft VW2.Switching device SW is used for the free gear and tooth for connecting gear train R3
Wheel group R5 free gear.Switching device SE3 has switching device S5a, SK.Switching device S5a is used to connect gear train R5's
The free gear and the first input shaft EW1 being arranged on the first input shaft EW1.Switching device SK is used to connect setting for gear train R5
Put free gear and the second input shaft EW2 on the first input shaft EW1.Switching device SK is used for the setting for connecting gear train R5
The fixed gear of free gear and gear train R2 on the first input shaft EW1.Switching device SK is used to connect gear train R5's
The free gear and gear train RR fixed gear being arranged on the first input shaft EW1.Switching device SE4 has switching device
S5b、S2.Switching device S5b is used to connect in the middle of the gear train R5 free gear and first being arranged on the first jackshaft VW1
Axle VW1.Switching device S2 is used for the free gear and the first jackshaft VW1 for connecting gear train R2.Switching device SE5 has switching
Element SR, S8.Switching device SR is used for the free gear and the second jackshaft VW2 for connecting gear train RR.Switching device S8 is used for
Connect gear train R8 free gear and the second jackshaft VW2.Switching device SE6 has switching device S4, S6.Switching device S4
Free gear and the first jackshaft VW1 for connecting gear train R4.Switching device S6 is used for the empty set tooth for connecting gear train R6
Wheel and the first jackshaft VW1.
Fig. 2 shows speed changer, such as according to the gearshift sketch of Fig. 1 speed changer, and it has three as roundabout gear connection
Speed change level A, I, J.Speed changer has 11 switching devices SW, SK, S2, S3, S4, S5a, S5b, S6, S7, S8, SR, for nine
Individual advance speed change level A, B, C, D, E, F, G, H, I and two reversing speed change levels J, K.Speed change level can be described as gear again.In gearshift letter
In figure, row represents speed change level A, B, C, D, E, F, G, H, I, J, K, row represent switching device SW, SK, S2, S3, S4, S5a, S5b,
S6、S7、S8、SR.The row for power shifting element K1, K2 are also illustrated in gearshift sketch.Respectively with " X " in gearshift sketch
Represent the switching device or power shifting element of closure.The switching device or power shifting element of closure allow power transmission.
Switching device SW, SK, S2 are closed in speed change level A, and remaining switching device disconnects.Switch in speed change level B
Element S2 is closed, and remaining switching device disconnects.Switching device S3 is closed in speed change level C, and remaining switching device is disconnected
Open.Switching device S4 is closed in speed change level D, and remaining switching device disconnects.Switching device S5a, S5b in speed change level E
Closure, and remaining switching device disconnects.Switching device S6 is closed in speed change level F, and remaining switching device disconnects.Becoming
Switching device S7 is closed in fast level G, and remaining switching device disconnects.Switching device S8 is closed in speed change level H, and remaining
Switching device disconnects.Switching device SW, SK, S7 are closed in speed change level I, and remaining switching device disconnects.In speed change level J
Switching device SW, SK, SR are closed, and remaining switching device disconnects.Switching device SR is closed in speed change level K, and remaining
Switching device disconnects.
With reference to Fig. 1, in speed change level A, when switching device SW, SK, S2 are closed, power flow passes through gear train R3, R5, R2
Realize.In speed change level A, power shifting element K1 closures and power shifting element K2 disconnections.With reference to Fig. 1, in speed change level B
In, when switching device S2 is closed, power flow is realized by gear train R2.In speed change level B, power shifting element K1 disconnects simultaneously
And power shifting element K2 is closed.Thus power shifting can be carried out between speed change level A and speed change level B.With reference to Fig. 1, in speed change
In level I, when switching device SW, SK, S7 are closed, power flow is realized by gear train R5, R3, R7.With reference to Fig. 1, in speed change level J
In, when switching device SW, SK, SR are closed, power flow is realized by gear train R3, R5, RR.Therefore speed change level A, I, J lead to respectively
The combination for crossing multiple gear trains is formed.
Identical components are provided with and identical reference in Fig. 1 in figure 3.Fig. 3 show four gear plane I, II,
There is seven gear trains R2, R3, R4, R5, R7, R8, RR speed changer 1 in III, IV, including a special gear level R5,
Special gear level can be selectively accessing in the power flow of the power flow of first point of speed changer 2 or second point of speed changer 3.With root
It is different according to Fig. 1 speed changer 1, gear train R6 is not present in the speed changer 1 according to Fig. 3.Therefore with the speed changer 1 according to Fig. 1
Difference, omits gear plane V in the speed changer 1 according to Fig. 3.Switching device SE6 has a switching device S4.Additionally as
Supplement is referring especially to Fig. 1 and relevant explanation.
Fig. 4 shows speed changer, such as according to the gearshift sketch of Fig. 3 speed changer 1, and it has four as roundabout gear access
Speed change level A, F, I, J.The speed changer has ten switching devices SW, SK, S2, S3, S4, S5a, S5b, S7, S8, SR, for nine
Individual advance speed change level A, B, C, D, E, F, G, H, I and two reversing speed change levels J, K.In gearshift sketch, row expression speed change level A,
B, C, D, E, F, G, H, I, J, K, row represent switching device SW, SK, S2, S3, S4, S5a, S5b, S7, S8, SR.In gearshift sketch
In also illustrate row for power shifting element K1, K2.Represent the switching device or dynamic of closure with " X " respectively in gearshift sketch
Power shifting element.The switching device or power shifting element of closure allow power transmission.
It is different from the gearshift sketch according to Fig. 2, in the gearshift sketch according to Fig. 4, speed change level F in switching device SW,
SK, S8 are closed, and remaining switching device disconnects.With reference to Fig. 3, in speed change level F, the work(when switching device SW, SK, S8 are closed
Rate stream is realized by gear train R3, R5, R8.Therefore speed change level F is formed also by the combination of multiple gear trains.Additionally as supplement
Referring especially to Fig. 2 and relevant explanation.
Reference numerals list
1 speed changer SE2 switching devices
2 first points of speed changer SE3 switching devices
3 second points of speed changer SE4 switching devices
4 input shaft axis SE5 switching devices
5 first countershaft axis SE6 switching devices
6 second countershaft axis SW switching devices
7 output shaft axis SK switching devices
8 internal combustion engine S2 switching devices
EW1 the first input shaft S3 switching devices
EW2 the second input shaft S4 switching devices
VW1 the first jackshaft S5a switching devices
VW2 the second jackshaft S5b switching devices
AW output shaft S6 switching devices
AN driving side S7 switching devices
AB outlet side S8 switching devices
I gear plane SR switching devices
II gear planes K1 the first power shifting elements
III gear planes K2 the second power shifting elements
IV gear plane A speed changes level/mono- keeps off
V gear plane B speed changes level/bis- keep off
R2 gear train C speed changes level/tri- keep off
R3 gear train D speed changes level/tetra- keep off
R4 gear train E speed changes level/five keep off
R5 gear train F speed changes level/six keep off
R6 gear train G speed changes level/seven keep off
R7 gear train H speed changes level/eight keep off
R8 gear train I speed changes level/nine keep off
RR gear train J speed changes level/first is reversed gear
SE1 switching device K speed changes level/second is reversed gear
Claims (22)
1. speed changer (1), the speed changer include an input shaft axis (4), one be arranged on input shaft axis (4) first
Input shaft (EW1), one be arranged on input shaft axis (4) the second input shaft (EW2), one between input shaft axis (4)
The first countershaft axis (5) for separating, one be arranged on the first countershaft axis (5) the first jackshaft (VW1), one with
Input shaft axis (4) the second countershaft axis (6) spaced apart, one be arranged on the second countershaft axis (6) second in
Countershaft (VW2), one be allocated to the first input shaft (EW1) first point of speed changer (2) and one be allocated to the second input shaft
(EW2) second point of speed changer (3), wherein, the first input shaft (EW1) and/or the second input shaft (EW2) can be by idler gears
Level (R2, R3, R4, R6, R7, R8, RR) is connected to form speed change level with the first jackshaft (VW1) and/or the second jackshaft (VW2)
(A, B, C, D, E, F, G, H, I, J, K), the intermediate gear stages by switching device (SW, SK, S2, S3, S4, S5a, S5b, S6,
S7, S8, SR) can disconnect in access power stream and with power flow, it is characterised in that the speed changer (1) is with a spy
Different gear stage (R5), special gear level can be selectively accessing the power flow or second point of speed changer of first point of speed changer (2)
(3) in power flow, and special gear level (R5) access in the case of at least one speed change level (A, F, I, J) as roundabout
Gear can be formed.
2. speed changer (1) according to claim 1, it is characterised in that in order to formed at least one speed change level (A, F,
I, J), together with the intermediate gear stages (R3) that special gear level (R5) can be predetermined with one in access power stream.
3. speed changer (1) according to claim 2, it is characterised in that the special gear level (R5) and predetermined centre
Gear stage (R3) can form multiple speed changes levels (A, F, I, J) in access power stream.
4. speed changer (1) according to claim 2, it is characterised in that the predetermined intermediate gear stages (R3) have one
Individual free gear, the free gear optionally can be connected with the first jackshaft (VW1) or special gear level (R5).
5. speed changer (1) according to claim 3, it is characterised in that the predetermined intermediate gear stages (R3) have one
Individual free gear, the free gear optionally can be connected with the first jackshaft (VW1) or special gear level (R5).
6. speed changer (1) according to claim 2, it is characterised in that the special gear level (R5) and predetermined centre
Gear stage (R3) is arranged in adjacent gear plane (I, II).
7. speed changer (1) according to claim 3, it is characterised in that the special gear level (R5) and predetermined centre
Gear stage (R3) is arranged in adjacent gear plane (I, II).
8. speed changer (1) according to claim 4, it is characterised in that the special gear level (R5) and predetermined centre
Gear stage (R3) is arranged in adjacent gear plane (I, II).
9. speed changer (1) according to claim 5, it is characterised in that the special gear level (R5) and predetermined centre
Gear stage (R3) is arranged in adjacent gear plane (I, II).
10. the speed changer (1) according to one of claim 2 to 9, it is characterised in that in order to form at least one described change
Fast level (A, F, I, J), special gear level (R5) can with predetermined intermediate gear stages (R3) and another intermediate gear stages (R2, R7,
R8, RR) together in access power stream.
11. speed changer (1) according to claim 10, it is characterised in that another intermediate gear stages (R2, R7, R8,
RR multiple speed changes levels (A, B, F, G, H, I, J, K)) can be formed in access power stream.
12. speed changer (1) according to claim 10, it is characterised in that another intermediate gear stages are that have maximum
The intermediate gear stages (R2) of gearratio.
13. speed changer (1) according to claim 10, it is characterised in that another intermediate gear stages have a use
In the additional gear that rotation direction is inverted for reversing.
14. speed changer (1) according to claim 10, it is characterised in that another intermediate gear stages are that have second
The intermediate gear stages (R7) of small gearratio.
15. speed changer (1) according to claim 10, it is characterised in that another intermediate gear stages are that have centre
The intermediate gear stages (R8) of the gearratio of size.
16. speed changer (1) according to claim 10, it is characterised in that the special gear level is (R5) and described another
Intermediate gear stages (R2, R7, RR) are arranged in adjacent gear plane (I, II, III).
17. the speed changer (1) according to one of claim 11 to 15, it is characterised in that the special gear level (R5) and
Another intermediate gear stages (R2, R7, RR) are arranged in adjacent gear plane (I, II, III).
18. the speed changer (1) according to one of claim 1 to 9, it is characterised in that in special gear level (R5) access
In the case of at least three speed changes level (A, I, J) can be formed as roundabout gear.
19. the speed changer (1) according to one of claim 1 to 9, it is characterised in that in special gear level (R5) access
In the case of there is the advance speed change level (A) of maximum transmission ratio, the advance speed change level (I) with fastest ratio and a reversing change
Fast level (J) can be formed as roundabout gear.
20. the speed changer (1) according to one of claim 1 to 9, it is characterised in that in special gear level (R5) access
In the case of can form the advance speed change level (A) with maximum transmission ratio, at least one middle speed change level (F) for being used to advancing, have
The advance speed change level (I) for having fastest ratio and a speed change level (J) of moving backward are as roundabout gear.
21. the speed changer (1) according to one of claim 1 to 9, it is characterised in that the special gear level (R5) has
One free gear, free gear of the special gear level can be inputted optionally with the first input shaft (EW1) or second
Axle (EW2) is connected.
22. the speed changer (1) according to one of claim 1 to 9, it is characterised in that the speed changer is that double clutch becomes
Fast device.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012217008.1 | 2012-09-21 | ||
| DE102012217008.1A DE102012217008B4 (en) | 2012-09-21 | 2012-09-21 | Gearbox with two input shafts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103671750A CN103671750A (en) | 2014-03-26 |
| CN103671750B true CN103671750B (en) | 2017-09-15 |
Family
ID=50310210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310363017.9A Expired - Fee Related CN103671750B (en) | 2012-09-21 | 2013-08-20 | Speed changer |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103671750B (en) |
| DE (1) | DE102012217008B4 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014206149A1 (en) * | 2014-04-01 | 2015-10-01 | Volkswagen Aktiengesellschaft | Method for switching a motor vehicle transmission |
| US10591024B2 (en) * | 2015-02-19 | 2020-03-17 | Audi Ag | Dual clutch transmission for a motor vehicle |
| KR101704200B1 (en) * | 2015-05-18 | 2017-02-08 | 현대자동차주식회사 | Double clutch transmission for vehicle |
| DE102015008243A1 (en) * | 2015-06-25 | 2016-12-29 | Daimler Ag | Double clutch |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101535680A (en) * | 2006-11-17 | 2009-09-16 | 腓特烈斯港齿轮工厂股份公司 | Double clutch winding transmission |
| CN101865258A (en) * | 2009-04-14 | 2010-10-20 | 腓特烈斯港齿轮工厂股份公司 | Dual-clutch transmission |
| CN101865259A (en) * | 2009-04-14 | 2010-10-20 | 腓特烈斯港齿轮工厂股份公司 | Dual-clutch transmission |
| CN101865252A (en) * | 2009-04-14 | 2010-10-20 | 腓特烈斯港齿轮工厂股份公司 | Dual-clutch transmission |
| CN101865256A (en) * | 2009-04-14 | 2010-10-20 | 腓特烈斯港齿轮工厂股份公司 | Dual-clutch transmission |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007049267B4 (en) | 2007-10-15 | 2016-11-17 | Zf Friedrichshafen Ag | Double clutch |
| DE102009002356B4 (en) * | 2009-04-14 | 2017-07-06 | Zf Friedrichshafen Ag | Double clutch |
| DE102010040659A1 (en) * | 2010-09-13 | 2012-03-15 | Zf Friedrichshafen Ag | Dual-clutch gearbox in countershaft design |
| DE102011089730A1 (en) | 2011-12-23 | 2013-06-27 | Zf Friedrichshafen Ag | Dual clutch gearbox e.g. hybrid gearbox, has input shafts in which one shaft is linked with respective gear wheel stages to form circuitry of first, ninth and tenth gears respectively |
-
2012
- 2012-09-21 DE DE102012217008.1A patent/DE102012217008B4/en active Active
-
2013
- 2013-08-20 CN CN201310363017.9A patent/CN103671750B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101535680A (en) * | 2006-11-17 | 2009-09-16 | 腓特烈斯港齿轮工厂股份公司 | Double clutch winding transmission |
| CN101865258A (en) * | 2009-04-14 | 2010-10-20 | 腓特烈斯港齿轮工厂股份公司 | Dual-clutch transmission |
| CN101865259A (en) * | 2009-04-14 | 2010-10-20 | 腓特烈斯港齿轮工厂股份公司 | Dual-clutch transmission |
| CN101865252A (en) * | 2009-04-14 | 2010-10-20 | 腓特烈斯港齿轮工厂股份公司 | Dual-clutch transmission |
| CN101865256A (en) * | 2009-04-14 | 2010-10-20 | 腓特烈斯港齿轮工厂股份公司 | Dual-clutch transmission |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102012217008A1 (en) | 2014-04-17 |
| DE102012217008B4 (en) | 2021-07-08 |
| CN103671750A (en) | 2014-03-26 |
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