CN110864087B - Transmission and vehicle with same - Google Patents
Transmission and vehicle with same Download PDFInfo
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- CN110864087B CN110864087B CN201810988437.9A CN201810988437A CN110864087B CN 110864087 B CN110864087 B CN 110864087B CN 201810988437 A CN201810988437 A CN 201810988437A CN 110864087 B CN110864087 B CN 110864087B
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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
- F16H3/10—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 one or more one-way clutches as an essential feature
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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
- F16H3/087—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 characterised by the disposition of the gears
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a transmission and a vehicle with the same, wherein the transmission comprises: the clutch, first input shaft, the second input shaft, jackshaft and output shaft, it is first, the second input shaft all is connected with the power supply through the clutch selectively, first and second input shaft is fixed and is equipped with corresponding input gear, the jackshaft is fixed and is equipped with the second intermediate gear, it is first, the second driving gear, the empty cover is equipped with first intermediate gear on the jackshaft, third to fifth driving gear, first intermediate gear meshes with first input gear, the second intermediate gear meshes with the second input gear, the empty cover of output shaft is equipped with first to fifth driven gear, second to fifth driven gear meshes with corresponding second to fifth driving gear, the output shaft is optionally connected with first input shaft. According to the transmission, the speed of the transmission can be changed, the structure is simple, the size, the weight and the manufacturing cost of the transmission can be reduced, and the fuel economy of the whole vehicle is improved.
Description
Technical Field
The invention relates to the technical field of vehicle manufacturing, in particular to a transmission and a vehicle with the same.
Background
In the related technology, the common longitudinally-arranged double-clutch automatic transmission has the advantages of more gear gears, more required synchronizers, more corresponding control modules, high manufacturing cost, longer axial distance of the whole double-clutch automatic transmission, larger volume and weight, high oil consumption, difficult arrangement of the whole vehicle and high cost.
Disclosure of Invention
In view of the above, the present invention is directed to a transmission that is lightweight, compact, low cost, and has high fuel economy.
The invention also provides a vehicle with the transmission.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a transmission, comprising: a clutch; the clutch comprises a first input shaft and a second input shaft, wherein the first input shaft and the second input shaft are selectively in power coupling connection with a power source through the clutch; the intermediate shaft is fixedly provided with a second intermediate gear, a first driving gear and a second driving gear, a first intermediate gear, a third driving gear, a fourth driving gear and a fifth driving gear which can be selectively connected with the intermediate shaft are sleeved on the intermediate shaft in an empty mode, the first intermediate gear is meshed with the first input gear, and the second intermediate gear is meshed with the second input gear; the output shaft is provided with first to fifth driven gears which can be selectively connected with the output shaft in an empty sleeve mode, the first driven gear is meshed with the first driving gear through an idler gear, the second to fifth driven gears are meshed with corresponding second to fifth driving gears, and the output shaft can be selectively in power coupling connection with the first input shaft.
Furthermore, the second input shaft is sleeved outside the first input shaft in a hollow mode, the output shaft and the first input shaft are arranged coaxially, and the intermediate shaft and the first input shaft are arranged in parallel.
Further, the transmission further includes: the first hollow sleeve shaft is hollow sleeved on the intermediate shaft, and the fifth driving gear and the first intermediate gear are fixedly connected with the first hollow sleeve shaft; the second hollow sleeve shaft is hollow sleeved on the intermediate shaft, and the third driving gear and the fourth driving gear are fixedly connected with the second hollow sleeve shaft; the first synchronizer is used for synchronizing the first hollow sleeve shaft and the intermediate shaft or synchronizing the second hollow sleeve shaft and the intermediate shaft.
Further, the first hollow sleeve shaft, the first synchronizer and the second hollow sleeve shaft are sequentially arranged along the axial direction of the intermediate shaft.
Further, the transmission further includes: the third hollow sleeve shaft is sleeved on the output shaft in a hollow manner, and the fourth driven gear and the fifth driven gear are fixedly connected with the third hollow sleeve shaft; and the second synchronizer is used for synchronizing the third hollow sleeve shaft with the output shaft or used for synchronizing the first input shaft with the output shaft.
Further, the transmission further includes: a third synchronizer for synchronizing the third hollow sleeve shaft with the output shaft or for synchronizing the third driven gear with the output shaft. A fourth synchronizer for synchronizing the second driven gear with the output shaft or for synchronizing the first driven gear with the output shaft.
Further, the first input shaft, the third hollow sleeve shaft, the second synchronizer, the third driven gear, the second driven gear, the fourth synchronizer, and the first driven gear are sequentially arranged along the axial direction of the output shaft.
Further, the second input gear, the first input gear, the fifth driven gear, the fourth driven gear, the third driven gear, the second driven gear, and the first driven gear are arranged in order in the axial direction of the input shaft and the output shaft; the second intermediate gear, the first intermediate gear, the fifth driving gear, the fourth driving gear, the third driving gear, the second driving gear and the first driving gear are sequentially arranged along the axial direction of the input shaft and the output shaft.
Further, the transmission is arranged to have eight forward gears and three reverse gears.
Compared with the prior art, the vehicle has the following advantages:
1) the transmission has the advantages that through designing the plurality of groups of gears, the input shaft, the intermediate shaft and the output shaft which are meshed with each other, the transmission can realize speed change, meanwhile, the structure is simple, the size, the weight and the manufacturing cost of the transmission can be reduced, and the fuel economy of the whole vehicle is improved.
Another object of the present invention is to provide a vehicle to achieve a gear change of the vehicle.
In order to achieve the purpose, the technical scheme of the invention is realized in such a way.
A vehicle comprising a transmission as described in any one of the embodiments above.
The vehicle has the same advantages as the transmission described above over the prior art and will not be described in detail here.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a transmission according to an embodiment of the present invention.
Description of reference numerals:
a transmission 100;
a first clutch 1; a second clutch 2; a first input shaft 3; a second input shaft 4; a first input gear 6; a second input gear 5;
a first synchronizer 25; a second synchronizer 7; a third synchronizer 11; a fourth synchronizer 14;
an intermediate shaft 19; a first intermediate gear 28; a second intermediate gear 29; a first drive gear 20; a second drive gear 21; a third drive gear 22; a fourth drive gear 24; a fifth drive gear 26;
a first hollow sleeve shaft 27; a second hollow shaft 23; a third hollow sleeve shaft 9;
an idler pulley 17; an idler shaft 18; an output shaft 16; a first driven gear 15; a second driven gear 13; a third driven gear 12; a fourth driven gear 10; a fifth driven gear 8.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The invention will be described in detail below with reference to the accompanying figure 1 in conjunction with an embodiment.
The transmission 100 according to the embodiment of the present invention includes a clutch, a first input shaft 3, a second input shaft 4, an intermediate shaft 19, and an output shaft 16, the first input shaft 3, the second input shaft 4 are each selectively power-coupled to a power source through the clutch, the clutch selectively transmits torque to the transmission 100 through the first input shaft 3 or the second input shaft 4, the torque is transmitted through the intermediate shaft 19 in the transmission 100, and is finally output from the transmission 100 through the output shaft 16.
In some examples, the clutches of the transmission 100 may include a first clutch 1 and a second clutch 2, the first clutch 1 being connected to the first input shaft 3 for connecting the engine to the first input shaft 3, the second clutch 2 being connected to the second input shaft 4 for connecting the engine to the second input shaft 4, the first clutch 1 and the second clutch 2 may control the engine to be connected to the first input shaft 3 or the second input shaft 4.
The first input shaft 3 is fixedly provided with a first input gear 6, the second input shaft 4 is fixedly provided with a second input gear 5, and after the torque is transmitted to the first input shaft 3 or the second input shaft 4, the torque is transmitted to an intermediate shaft 19 or an output shaft 16 through the first input gear 6 or the second input gear 5.
The intermediate shaft 19 is fixedly provided with a second intermediate gear 29, a first driving gear 20 and a second driving gear 21, the intermediate shaft 19 is sleeved with a first intermediate gear 28, a third driving gear 22, a fourth driving gear 24 and a fifth driving gear 26, and the first intermediate gear 28, the third driving gear 22, the fourth driving gear 24 and the fifth driving gear 26 are selectively connected with the intermediate shaft 19, for example, when the first intermediate gear 28 is connected with the intermediate shaft 19, the first intermediate gear 28 and the intermediate shaft 19 cannot rotate relatively, when the first intermediate gear 28 is not connected with the intermediate shaft 19, the first intermediate gear 28 and the intermediate shaft 19 can rotate relatively, and the connection relationship between the third driving gear 22, the fourth driving gear 24 and the fifth driving gear 26 and the intermediate shaft 19 is the same as that of the first intermediate gear 28, and is not repeated here. The first intermediate gear 28 meshes with the first input gear 6, and the second intermediate gear 29 meshes with the second input gear 5.
A first intermediate gear 28 meshes with the first input gear 6 for transmitting the torque of the first input shaft 3 to the intermediate shaft 19, and a second intermediate gear 29 meshes with the second input gear 5 for transmitting the torque of the second input shaft 4 to the intermediate shaft 19. The first drive gear 20, the second drive gear 21, the third drive gear 22, the fourth drive gear 24, and the fifth drive gear 26 may be used to transmit the torque transmitted to the intermediate shaft 19 to the output shaft 16.
The output shaft 16 is provided with a first driven gear 15, a second driven gear 13, a third driven gear 12, a fourth driven gear 10 and a fifth driven gear 8 in an empty sleeve manner, and the first driven gear 15, the second driven gear 13, the third driven gear 12, the fourth driven gear 10 and the fifth driven gear 8 are all selectively connected with the output shaft 16, for example, when the first driven gear 15 is connected with the output shaft 16, the first driven gear 15 and the output shaft 16 are not relatively rotatable, when the first driven gear 15 is not connected with the intermediate shaft 19, the first driven gear 15 and the output shaft 16 are relatively rotatable, and the connection relationship between the second driven gear 13, the third driven gear 12, the fourth driven gear 10 and the fifth driven gear 8 and the output shaft 16 is the same as that of the first driven gear 15, which will not be described herein again. The first driven gear 15 is engaged with the first driving gear 20 through the idler gear 17, the second driven gear 13 is engaged with the second driving gear 21, the third driven gear 12 is engaged with the third driving gear 22, the fourth driven gear 10 is engaged with the fourth driving gear 24, the fifth driven gear 8 is engaged with the fifth driving gear 26, and the output shaft 16 is selectively in power coupling connection with the first input shaft 3. The torque transmitted to the intermediate shaft 19 can be transmitted to the output shaft 16 by the engagement of the driving gear and the driven gear.
In some examples, as shown in FIG. 1, the transmission 100 may further include an idler shaft 18, the idler shaft 18 being used to mount the idler 17.
Therefore, the torque transmitted to the inside of the transmission 100 by the clutch is transmitted out of the transmission 100 through the input shaft, the intermediate shaft 19 and the output shaft 16, the torque can also be directly transmitted to the output shaft 16 through the input shaft, and a plurality of gears are selectively connected with the intermediate shaft 19 or the output shaft 16, so that the transmission process of the torque in the transmission 100 can be transmitted along different paths, the transmission 100 can obtain various transmission ratios, and the speed changing function of the transmission 100 is further realized. And since the idler gear 17 is provided to change the transmission direction of the torque, when the first driven gear 15 is connected to the output shaft 16 and the first driving gear 20 is connected to the intermediate shaft 19, the rotation directions of the input shaft and the output shaft 16 in the transmission 100 are opposite, and the reverse gear of the vehicle can be realized.
According to the transmission 100 provided by the embodiment of the invention, through the arrangement of the parts, the transmission 100 can change speed, meanwhile, the structure is simple, the volume, the weight and the manufacturing cost of the transmission can be reduced, and the fuel economy of the whole vehicle is also improved.
Some embodiments of a transmission 100 according to the present invention are described below with reference to fig. 1.
In some embodiments, the second input shaft 4 is sleeved outside the first input shaft 3, so that the first input shaft 3 and the second input shaft 4 do not interfere with each other, the radial size of the transmission 100 is reduced, the output shaft 16 is arranged coaxially with the first input shaft 3, the radial size of the transmission 100 is reduced, so that the transmission direction of the torque is not changed during the transmission of the torque from the input shaft to the output shaft 16, so that the arrangement of the transmission 100 on the vehicle is facilitated, the intermediate shaft 19 is arranged in parallel with the first input shaft 3, so that the space of the transmission 100 in the radial direction of the first input shaft 3 can be utilized, the length of the transmission 100 in the axial direction of the first input shaft 3 can be reduced, the axial size of the transmission 100 is reduced, and the arrangement of the transmission 100 on the vehicle is facilitated.
In some embodiments, the transmission 100 may further include: the first hollow shaft 27 is hollow sleeved on the intermediate shaft 19, and the fifth driving gear 26 and the first intermediate gear 28 are fixedly connected with the first hollow shaft 27, so that the fifth driving gear 26 and the first intermediate gear 28 are hollow sleeved on the intermediate shaft 19; the second hollow shaft 23 is hollow in the intermediate shaft 19, and the third driving gear 22 and the fourth driving gear 24 are both fixedly connected with the second hollow shaft 23, so that the third driving gear 22 and the fourth driving gear 24 are hollow in the intermediate shaft 19.
The first synchronizer 25 serves to synchronize the first hollow shaft 27 with the countershaft 19 or to synchronize the second hollow shaft 23 with the countershaft 19: when the first synchronizer 25 synchronizes the first hollow shaft 27 with the counter shaft 19, torque may be transmitted from the first counter gear 28 to the counter shaft 19 or torque may be transmitted from the counter shaft 19 to the fifth driven gear 8 via the fifth driving gear 26 on the first hollow shaft 27 and then to the output shaft 16; when the first synchronizer 25 synchronizes the second hollow shaft 23 with the intermediate shaft 19, the torque can be transmitted from the intermediate shaft 19 to the second hollow shaft 23, the torque can be transmitted to the third driven gear 12 and then to the output shaft 16 through the third driving gear 22 on the second hollow shaft 23, and the torque can be transmitted to the fourth driven gear 10 and then to the output shaft 16 through the fourth driving gear 24 on the second hollow shaft 23.
In some embodiments, the first hollow shaft 27, the first synchronizer 25 and the second hollow shaft 23 are arranged in sequence along the axial direction of the intermediate shaft 19, so that the arrangement of the components in the transmission 100 can be more reasonable, and the transmission of the torque in the transmission 100 can be facilitated by the arrangement in sequence along the axial direction.
In some embodiments, the transmission 100 may further include: third empty sleeve shaft 9 and second synchronous ware 7, third empty sleeve shaft 9 empty cover in output shaft 16, and fourth driven gear 10, fifth driven gear 8 all with third empty sleeve shaft 9 fixed connection to realize that fourth driven gear 10, fifth driven gear 8 empty cover are on output shaft 16.
The second synchronizer 7 is used for synchronizing the third hollow sleeve shaft 9 with the output shaft 16 or for synchronizing the first input shaft 3 with the output shaft 16: when the second synchronizer 7 synchronizes the third empty sleeve shaft 9 with the output shaft 16, torque can be transmitted to the third empty sleeve shaft 9 through the fourth driven gear 10 or the fifth driven gear 8 on the third empty sleeve shaft 9 and transmitted to the output shaft 16 through the third empty sleeve shaft 9; when the second synchronizer 7 synchronizes the first input shaft 3 with the output shaft 16, torque can be transmitted from the first input shaft 3 to the output shaft 16.
In some embodiments, the transmission 100 may further include: a third synchronizer 11 and a fourth synchronizer 14.
The third synchronizer 11 is used for synchronizing the third hollow sleeve shaft 9 with the output shaft 16 or for synchronizing the third driven gear 12 with the output shaft 16: when the third synchronizer 11 synchronizes the third empty sleeve shaft 9 with the output shaft 16, the torque can be transmitted to the third empty sleeve shaft 9 through the fourth driven gear 10 or the fifth driven gear 8 on the third empty sleeve shaft 9 and transmitted to the output shaft 16 through the third empty sleeve shaft 9; when the third synchronizer 11 synchronizes the third driven gear 12 with the output shaft 16, torque can be transmitted from the intermediate shaft 19 to the output shaft 16 through the third driven gear 12.
The fourth synchronizer 14 is used for synchronizing the second driven gear 13 with the output shaft 16 or for synchronizing the first driven gear 15 with the output shaft 16: when the fourth synchronizer 14 synchronizes the second driven gear 13 with the output shaft 16, torque can be transmitted from the intermediate shaft 19 to the output shaft 16 through the second driven gear 13; when the fourth synchronizer 14 synchronizes the first driven gear 15 with the output shaft 16, torque can be transmitted from the intermediate shaft 19 to the output shaft 16 through the first driven gear 15.
In some embodiments, the first input shaft 3, the third hollow sleeve shaft 9, the second synchronizer 7, the third driven gear 12, the second driven gear 13, the fourth synchronizer 14 and the first driven gear 15 are sequentially arranged along the axial direction of the output shaft 16, so that arrangement of each component in the transmission 100 can be facilitated, the arrangement of each component in the transmission 100 is compact, each gear and a corresponding shaft can be conveniently matched, and further the transmission efficiency of torque is improved.
In some embodiments, the second input gear 5, the first input gear 6, the fifth driven gear 8, the fourth driven gear 10, the third driven gear 12, the second driven gear 13, and the first driven gear 15 are sequentially arranged along the axial direction of the first input shaft 3/the second input shaft 4, and the output shaft 16, which can facilitate the arrangement of the components in the transmission 100, make the arrangement of the components in the transmission 100 compact, facilitate the matching of the components with the corresponding shafts, and further improve the transmission efficiency of torque.
Second intermediate gear 29, first intermediate gear 28, fifth driving gear 26, fourth driving gear 24, third driving gear 22, second driving gear 21, first driving gear 20 arrange along the axial of jackshaft 19 in order, can be convenient for like this each part in derailleur 100 arrange, and make each part arrange compactly in derailleur 100, make things convenient for each gear and its corresponding axle to be convenient for cooperate, and then promote the transmission efficiency of moment of torsion.
In some examples, none of the first synchronizer 25, the second synchronizer 7, the third synchronizer 11, and the fourth synchronizer 14 may synchronize its corresponding shaft with a free sleeve shaft or gear when the synchronizer position is neutral, i.e., when the first synchronizer 25 is in neutral, the first synchronizer 25 is connected only with the countershaft 19; when the second synchronizer 7 is located at the neutral position, the second synchronizer 7 is connected only with the output shaft 16; when the third synchronizer 11 is located at the middle position, the third synchronizer 11 is only connected with the output shaft 16; when the fourth synchronizer 14 is in the neutral position, the fourth synchronizer 14 is only connected to the output shaft 16.
In some embodiments, the transmission 100 is configured with eight forward gears and three reverse gears, i.e., first, second, third, fourth, fifth, sixth, seventh, eighth, R1, R2, and R3.
According to the transmission 100 provided by the embodiment of the invention, the first synchronizer 25, the second synchronizer 7, the third synchronizer 11 and the fourth synchronizer 14 are arranged, so that the transmission 100 can have a gear shifting structure with eight forward gears and three reverse gears.
The operating states of the first synchronizer 25, the second synchronizer 7, the third synchronizer 11, and the fourth synchronizer 14 of each gear of the transmission 100, and the torque transmission paths during the transmission of torque from the input shaft to the output shaft 16 in the transmission 100 are described below with reference to fig. 1.
The operating states of the first clutch 1, the second clutch 2, and the respective synchronizers when the transmission is in the respective gears are described below with reference to table 1.
TABLE 1
The positions of the respective synchronizers in the gear change described below are described with reference to fig. 1, and of course, the arrangement direction and the arrangement position of the respective synchronizers are not limited thereto.
When the transmission 100 is in the first gear, the first clutch 1 connects the engine with the first input shaft 3, the first synchronizer 25 moves to the left, the fourth synchronizer 14 moves to the left, namely the first synchronizer 25 synchronizes the intermediate shaft 19 and the first idle sleeve shaft 27, the second synchronizer 7 is synchronously positioned at the middle position, the third synchronizer 11 is positioned at the middle position, and the fourth synchronizer 14 synchronizes the output shaft 16 with the fourth driven gear 10.
Transmission path of torque in the transmission 100 in the first gear: the torque is transmitted from the first input shaft 3, the first input gear 6, the first intermediate gear 28, the first hollow shaft 27, the first synchronizer 25, the intermediate shaft 19, the second driving gear 21, the second driven gear 13, the fourth synchronizer 14, and the output shaft 16.
When the transmission 100 is in second gear, the second clutch 2 connects the engine to the second input shaft 4, the fourth synchronizer 14 is shifted to the left, i.e., the first synchronizer 25 is in the neutral position, the second synchronizer 7 is synchronously in the neutral position, the third synchronizer 11 is in the neutral position, and the fourth synchronizer 14 synchronizes the output shaft 16 with the fourth driven gear 10.
Transmission path of torque at second gear in the transmission 100: the torque is transmitted from the second input shaft 4, the second input gear 5, the second intermediate gear 29, the counter shaft 19, the second driving gear 21, the second driven gear 13, the fourth synchronizer 14, and the output shaft 16.
When the transmission 100 is in the third gear, the first clutch 1 connects the engine to the first input shaft 3, the third synchronizer 11 is shifted to the right, i.e., the first synchronizer 25 is located at the middle position, the second synchronizer 7 is located at the middle position, the third synchronizer 11 synchronizes the third driven gear 12 with the output shaft 16, and the fourth synchronizer 14 is located at the middle position.
Transmission path of torque in the third gear in the transmission 100: the torque is transmitted from the first input shaft 3, the first input gear 6, the first intermediate gear 28, the first hollow shaft 27, the fifth driving gear 26, the fifth driven gear 8, the third hollow shaft 9, the fourth driven gear 10, the fourth driving gear 24, the second hollow shaft 23, the third driving gear 22, the third driven gear 12, the third synchronizer 11, and the output shaft 16.
When the transmission 100 is in the fourth gear, the second clutch 2 connects the engine to the second input shaft 4, the first synchronizer 25 is shifted to the right, the third synchronizer 11 is shifted to the right, i.e., the first synchronizer 25 synchronizes the intermediate shaft 19 and the second free shaft 23, the second synchronizer 7 is located in the neutral position, the third synchronizer 11 synchronizes the third driven gear 12 and the output shaft 16, and the fourth synchronizer 14 is located in the neutral position.
Transmission path of torque in the fourth gear in the transmission 100: the torque is transmitted from the second input shaft 4, the second input gear 5, the second intermediate gear 29, the intermediate shaft 19, the first synchronizer 25, the second hollow shaft 23, the third driving gear 22, the third driven gear 12, the third synchronizer 11 and the output shaft 16.
When the transmission 100 is in the fifth gear, the first clutch 1 connects the engine with the first input shaft 3, the second synchronizer 7 moves to the right, namely the first synchronizer 25 is located at the middle position, the second synchronizer 7 synchronizes the third hollow sleeve shaft 9 and the output shaft 16, the third synchronizer 11 is located at the middle position, and the fourth synchronizer 14 is located at the middle position.
Transmission path of torque in the transmission 100 in fifth gear: the torque is transmitted from the first input shaft 3, the first input gear 6, the first intermediate gear 28, the first hollow shaft 27, the fifth driving gear 26, the fifth driven gear 8, the third hollow shaft 9, the second synchronizer 7 and the output shaft 16.
When the transmission 100 is in the sixth gear, the second clutch 2 connects the engine to the second input shaft 4, the first synchronizer 25 moves to the right, the third synchronizer 11 moves to the left, i.e., the first synchronizer 25 synchronizes the intermediate shaft 19 and the second idle sleeve shaft 23, the second synchronizer 7 is located in the middle, the third synchronizer 11 synchronizes the third idle sleeve shaft 9 and the output shaft 16, and the fourth synchronizer 14 is located in the middle.
Transmission path of torque in sixth gear in transmission 100: the torque is transmitted from the second input shaft 4, the second input gear 5, the second intermediate gear 29, the intermediate shaft 19, the first synchronizer 25, the second hollow shaft 23, the fourth driving gear 24, the fourth driven gear 10, the third hollow shaft 9, the third synchronizer 11 and the output shaft 16.
When the transmission 100 is in seventh gear, the first clutch 1 connects the engine to the first input shaft 3, the second synchronizer 7 is shifted to the left, i.e., the first synchronizer 25 is in the neutral position, the second synchronizer 7 synchronizes the first input shaft 3 and the output shaft 16, the third synchronizer 11 is in the neutral position, and the fourth synchronizer 14 is in the neutral position.
Transmission path of torque in the transmission 100 in the seventh gear: the torque is transmitted from the first input shaft 3, the second synchronizer 7, and the output shaft 16.
When the transmission 100 is in eighth gear, the second clutch 2 connects the engine to the second input shaft 4, the first synchronizer 25 is shifted to the left, the second synchronizer 7 is shifted to the left, i.e., the first synchronizer 25 synchronizes the intermediate shaft 19 and the first free sleeve shaft 27, the second synchronizer 7 synchronizes the first input shaft 3 and the output shaft 16, the third synchronizer 11 is located in the middle position, and the fourth synchronizer 14 is located in the middle position.
Transmission path of torque in the transmission 100 in eighth gear: the torque is transmitted from the second input shaft 4, the second input gear 5, the second intermediate gear 29, the intermediate shaft 19, the first synchronizer 25, the first hollow shaft 27, the first intermediate gear 28, the first input gear 6, the second synchronizer 7, and the output shaft 16.
When the transmission 100 is in the R1 gear, the second clutch 2 connects the engine to the second input shaft 4, the fourth synchronizer 14 is shifted to the right, i.e., the first synchronizer 25 is in the neutral position, the second synchronizer 7 is in the neutral position, the third synchronizer 11 is in the neutral position, and the fourth synchronizer 14 synchronizes the first driven gear 15 with the output shaft 16.
Transmission path of torque in transmission 100 in R1 gear: the torque is transmitted from the second input shaft 4, the second input gear 5, the second intermediate gear 29, the intermediate shaft 19, the first driving gear 20, the reverse idler gear 17, the first driven gear 15, the fourth synchronizer 14, and the output shaft 16.
When the transmission 100 is in the R2 gear, the first clutch 1 connects the engine to the first input shaft 3, the first synchronizer 25 moves to the left, the fourth synchronizer 14 moves to the right, i.e., the first synchronizer 25 synchronizes the intermediate shaft 19 and the first free shaft 27, the second synchronizer 7 is located in the middle, the third synchronizer 11 is located in the middle, and the fourth synchronizer 14 synchronizes the first driven gear 15 with the output shaft 16.
Transmission path of torque in transmission 100 in R2 gear: the torque is transmitted from the first input shaft 3, the first input gear 6, the first intermediate gear 28, the first hollow shaft 27, the first synchronizer 25, the intermediate shaft 19, the first driving gear 20, the reverse idler gear 17, the first driven gear 15, the fourth synchronizer 14 and the output shaft 16.
When the transmission 100 is in the R3 gear, the first clutch 1 connects the engine to the first input shaft 3, the first synchronizer 25 is shifted to the right, the fourth synchronizer 14 is shifted to the right, i.e., the first synchronizer 25 synchronizes the intermediate shaft 19 and the second free shaft 23, the second synchronizer 7 is in the neutral position, the third synchronizer 11 is in the neutral position, and the fourth synchronizer 14 synchronizes the first driven gear 15 with the output shaft 16.
Transmission path of torque in transmission 100 in R3 gear: the torque is transmitted from the first input shaft 3, the first input gear 6, the first intermediate gear 28, the first idle shaft 27, the fifth driving gear 26, the fifth driven gear 8, the third idle shaft 9, the fourth driven gear 10, the fourth driving gear 24, the second idle shaft 23, the first synchronizer 25, the intermediate shaft 19, the first driving gear 20, the reverse idle gear 17, the first driven gear 15, the fourth synchronizer 14 and the output shaft 16.
To sum up, the transmission 100 of the present invention belongs to a longitudinally-arranged dual-clutch transmission, and the first clutch 1 and the second clutch 2 are arranged at the first stage, and the input shafts of adjacent gears are different from the forward gear from the first stage to the eighth stage, that is, the operating states of the first clutch 1 and the second clutch 2 are different, so that when the transmission is in one gear, the corresponding gear of the next gear can be engaged, and when the driver engages in the next gear, the gear shift can be rapidly completed by switching to the other clutch, so that the transmission 100 can realize pre-engagement, and the transmission 100 can also realize gear skip from the second stage to the fifth stage, from the fourth stage to the seventh stage, and from the second stage to the seventh stage, so that the transmission 100 can be rapidly shifted, and has no problem of power terminal, so that the transmission 100 has the advantages of simple structure, fast shift, and high torque transmission efficiency, at the same time, transmission 100 is less expensive to manufacture and easier to maintain.
The vehicle according to the present invention includes the transmission 100 according to any one of the embodiments described above.
The vehicle according to the present invention has the advantages of smooth gear shifting, rapid gear shifting, and high torque transmission efficiency by providing the transmission 100 according to the present invention, and may have the advantages of large output torque range, stable load, capability of coping with complicated road conditions, and energy saving.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. A transmission (100) comprising:
a clutch;
the clutch comprises a first input shaft (3) and a second input shaft (4), wherein the first input shaft (3) and the second input shaft (4) are selectively in power coupling connection with a power source through the clutch, a first input gear (6) is fixedly arranged on the first input shaft (3), and a second input gear (5) is fixedly arranged on the second input shaft (4);
the transmission mechanism comprises a middle shaft (19), wherein a second middle gear (29), a first driving gear (20) and a second driving gear (21) are fixedly arranged on the middle shaft (19), a first middle gear (28), a third driving gear (22), a fourth driving gear (24) and a fifth driving gear (26) which can be selectively connected with the middle shaft (19) are sleeved on the middle shaft (19), the first middle gear (28) is meshed with a first input gear (6), and the second middle gear (29) is meshed with a second input gear (5);
the output shaft (16) is provided with first to fifth driven gears which can be selectively connected with the output shaft (16) in an empty sleeve mode, the first driven gear (15) is meshed with the first driving gear (20) through an idler gear (17), the second to fifth driven gears are meshed with corresponding second to fifth driving gears, and the output shaft (16) can be selectively connected with the first input shaft (3) in a power coupling mode;
the first hollow sleeve shaft (27), the first hollow sleeve shaft (27) is hollow sleeved on the intermediate shaft (19), and the fifth driving gear (26) and the first intermediate gear (28) are fixedly connected with the first hollow sleeve shaft (27);
the second hollow sleeve shaft (23) is hollow sleeved on the intermediate shaft (19), and the third driving gear (22) and the fourth driving gear (24) are fixedly connected with the second hollow sleeve shaft (23);
a first synchronizer (25) for synchronizing the first hollow shaft (27) with the intermediate shaft (19) or for synchronizing the second hollow shaft (23) with the intermediate shaft (19); the first hollow sleeve shaft (27), the first synchronizer (25) and the second hollow sleeve shaft (23) are sequentially arranged along the axial direction of the intermediate shaft (19);
the third hollow sleeve shaft (9) is sleeved on the output shaft (16) in a hollow manner, and the fourth driven gear (10) and the fifth driven gear (8) are fixedly connected with the third hollow sleeve shaft (9);
a second synchronizer (7), the second synchronizer (7) being used for synchronizing the third hollow sleeve shaft (9) with the output shaft (16) or for synchronizing the first input shaft (3) with the output shaft (16).
2. The transmission (100) according to claim 1, wherein the second input shaft (4) is hollow outside the first input shaft (3), the output shaft (16) is arranged coaxially with the first input shaft (3), and the intermediate shaft (19) is arranged parallel to the first input shaft (3).
3. The transmission (100) of claim 1, further comprising:
a third synchronizer (11), said third synchronizer (11) being used for synchronizing said third hollow sleeve shaft (9) with said output shaft (16) or for synchronizing said third driven gear (12) with said output shaft (16);
a fourth synchronizer (14), the fourth synchronizer (14) being for synchronizing the second driven gear (13) with the output shaft (16) or for synchronizing the first driven gear (15) with the output shaft (16).
4. The transmission (100) according to claim 3, characterized in that the first input shaft (3), the third free sleeve shaft (9), the second synchronizer (7), the third driven gear (12), the second driven gear (13), the fourth synchronizer (14), the first driven gear (15) are arranged in sequence in the axial direction of the output shaft (16).
5. The transmission (100) according to claim 1, characterized in that the second input gear (5), the first input gear (6), the fifth driven gear (8), the fourth driven gear (10), the third driven gear (12), the second driven gear (13), the first driven gear (15) are arranged in sequence in the axial direction of the input shaft and the output shaft (16);
the second intermediate gear (29), the first intermediate gear (28), the fifth driving gear (26), the fourth driving gear (24), the third driving gear (22), the second driving gear (21) and the first driving gear (20) are sequentially arranged along the axial direction of the intermediate shaft (19).
6. The transmission (100) according to any one of claims 1-5, characterized in that the transmission (100) is arranged to have eight forward gears, three reverse gears.
7. A vehicle, characterized by comprising a transmission (100) according to any one of claims 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810988437.9A CN110864087B (en) | 2018-08-28 | 2018-08-28 | Transmission and vehicle with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810988437.9A CN110864087B (en) | 2018-08-28 | 2018-08-28 | Transmission and vehicle with same |
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| Publication Number | Publication Date |
|---|---|
| CN110864087A CN110864087A (en) | 2020-03-06 |
| CN110864087B true CN110864087B (en) | 2022-02-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810988437.9A Active CN110864087B (en) | 2018-08-28 | 2018-08-28 | Transmission and vehicle with same |
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| Country | Link |
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| CN (1) | CN110864087B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483065B (en) * | 2021-08-17 | 2024-05-28 | 苏州绿控传动科技股份有限公司 | Eight-gear double-input gearbox |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101772658A (en) * | 2007-08-09 | 2010-07-07 | 戴姆勒股份公司 | Twin clutch transmission |
| CN204784498U (en) * | 2015-06-16 | 2015-11-18 | 陕西法士特齿轮有限责任公司 | 6 keep off double clutch automatic gearbox |
| CN205350219U (en) * | 2014-11-07 | 2016-06-29 | Zf腓德烈斯哈芬股份公司 | Double clutch transmission of a motor vehicle |
| CN205423701U (en) * | 2014-11-07 | 2016-08-03 | Zf腓德烈斯哈芬股份公司 | Double clutch transmission of a motor vehicle |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014217197B4 (en) * | 2014-08-28 | 2016-06-02 | Zf Friedrichshafen Ag | Double clutch |
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2018
- 2018-08-28 CN CN201810988437.9A patent/CN110864087B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101772658A (en) * | 2007-08-09 | 2010-07-07 | 戴姆勒股份公司 | Twin clutch transmission |
| CN205350219U (en) * | 2014-11-07 | 2016-06-29 | Zf腓德烈斯哈芬股份公司 | Double clutch transmission of a motor vehicle |
| CN205423701U (en) * | 2014-11-07 | 2016-08-03 | Zf腓德烈斯哈芬股份公司 | Double clutch transmission of a motor vehicle |
| CN204784498U (en) * | 2015-06-16 | 2015-11-18 | 陕西法士特齿轮有限责任公司 | 6 keep off double clutch automatic gearbox |
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| CN110864087A (en) | 2020-03-06 |
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