CN205013594U - Transmission - Google Patents
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- CN205013594U CN205013594U CN201520751950.8U CN201520751950U CN205013594U CN 205013594 U CN205013594 U CN 205013594U CN 201520751950 U CN201520751950 U CN 201520751950U CN 205013594 U CN205013594 U CN 205013594U
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Abstract
The utility model provides a transmission, transmission includes: first input shaft, a fixed fender driving gear, three fender driving gears and five or the seven fender driving gears of being provided with of first input shaft, the second input shaft, second input axle sleeve is established on first input shaft, and fixed two fender driving gears and four or the six fender driving gears of being provided with on the second input shaft, first output shaft, the cover is equipped with one and keeps off driven gear, fourth speed driven gear and five fender driven gear on the first output shaft, second output shaft, last the overlapping of second output shaft is equipped with two fender driven gear, three fender driven gear, six fender driven gear and seven fender driven gear, and a fender driving gear and a fender driven gear mesh, and two fender driving gears and two fender driven gear mesh, and three fender driving gears and three fender driven gear mesh, and four or six fender driving gears and fourth speed driven gear and six fender driven gear mesh, and five or seven fender driving gears and five fender driven gear and seven fender driven gear mesh. According to the utility model discloses a transmission, axial dimensions is little.
Description
Technical field
The utility model relates to technical field of vehicle, particularly a kind of speed changer.
Background technique
According to the setting type of motor, speed changer has horizontal and longitudinal point, is generally longitudinally applicable to front-engine rear-drive vehicle, is horizontally applicable to preposition forerunner's vehicle.Wherein, the triple axle design of horizontal double-clutch speed changer many employings nesting type dual input shaft, general speed changer arranges 6-7 forward gear, and each gear adopts odd number gear and odd number input shaft, even number gear and the combination of even number input shaft to be arranged on two jack shafts.Most layout is all set up the structure that the idler shaft that reverses gear realizes reversing gear, but also having layout structure have employed sets up reverse gear axle construction.
Traditional automatic transmission transmission efficiency is lower, and DCT (DualClutchTransmission-double-clutch speed changer) axial dimension on existing market is longer, and gear number is few, and the power character of mating with car load and Economy are good all not; Implementation of reversing gear complexity, reverse gear shaft is longer, and cost is high, difficult arrangement; Frictional loss is large, uses lubricant oil more, and can not sufficient lubrication parts.
Model utility content
In view of this, the utility model is intended to propose a kind of speed changer, to solve the large problem of speed changer axial dimension.
For achieving the above object, the technical solution of the utility model is achieved in that
A kind of speed changer, comprising: the first input shaft, described first input shaft is fixedly installed a gear driving gear, three gear driving gears and five or seven gear driving gears; Second input shaft, described second input shaft is set on described first input shaft, and described second input shaft is fixedly installed two gear driving gears and four or six gear driving gears; First output shaft, described first output shaft is arranged with a gear driven gear, four gear driven gears and five gear driven gears; Second output shaft, described second output shaft is arranged with two gear driven gears, three gear driven gears, six gear driven gears and seven gear driven gears, wherein, a described gear driving gear and described keeps off driven gear and engages, described two gear driving gears and described two keep off driven gear and engage, described three gear driving gears and described three keep off driven gear and engage, described four or six gear driving gears keep offs driven gear and described six respectively and keep off driven gear and engage with described four, described 57 keep off driving gears keeps off driven gear and described seven respectively and keep off driven gear and engage with described five.
Further, described first output shaft is fixedly installed for synchronously described one gear driven gear or described five gear driven gears the first synchronizer, and for synchronously described four gear driven gears the second synchronizer; Described second output shaft is fixedly installed for synchronously described three keeping off the 3rd synchronizer that driven gears or described seven keep off driven gears, and for synchronously described two keeping off the 4th synchronizer that driven gears or described six keep off driven gears.
Further, described first output shaft is arranged with the driven gear that reverses gear, described second output shaft is arranged with the reverse idler gear keeping off driven gear synchronous axial system with described two, described in the driven gear that reverses gear engage with described reverse idler gear.
Further, described two gear driven gears and described reverse idler gear are arranged to join toothing.
Further, the driven gear and described four that reverses gear described in keeps off driven gear and shares a synchronizer.
Further, the front end of described first output shaft and described second output shaft all adopts roller bearing, and the rear end of described first output shaft and described second output shaft all adopts deep groove ball bearing.
Further, the rear end of described first input shaft adopts deep groove ball bearing, and the front end of described second input shaft adopts deep groove ball bearing.
Further, described speed changer also comprises: oil-way system, and described oil-way system comprises: asphalt channel, and described asphalt channel is arranged in the housing of described speed changer; Oil nozzle, described oil nozzle is three, and described three oil nozzles are separately positioned in the rear end axis hole of described first input shaft, described first output shaft and described second output shaft.
Further, described speed changer also comprises: parking braking gear, and described parking braking gear is fixedly installed on described first output shaft and is positioned at the rear side of a described gear driven gear.
Further, described speed changer also comprises: double clutch, described double clutch comprises: input end, the first output terminal and the second output terminal, described first output terminal is connected with described first input shaft and described second output terminal is connected with described second input shaft, and described input end selectivity engages described first output terminal and described second output terminal.
Relative to prior art, speed changer described in the utility model has following advantage:
According to speed changer of the present utility model, five or seven shared gear driving gears of driven gears are kept off by arranging five gear driven gears and seven on the first input shaft, and arrange on the second input shaft four gear driven gears and six gear driven gears share four or six gear driving gears, thus effectively can shorten the axial dimension of the first input shaft and the second input shaft, effectively can shorten the axial dimension of the entirety of speed changer, reduce the space that speed changer takies car load, improve the flexibility of gearbox arrangement.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the speed changer according to the utility model embodiment.
Description of reference numerals:
Speed changer 100;
First input shaft 10; One gear driving gear 1; Three gear driving gears 3; Five or seven gear driving gears 57;
Second input shaft 20; Two gear driving gears 2; Four or six gear driving gears 46;
First output shaft 30; First output gear 31; One gear driven gear 1 '; Four gear driven gears 4 '; Five gear driven gears 5 ';
Second output shaft 40; Second output gear 41; Two gear driven gears 2 '; Three gear driven gears 3 '; Six gear driven gears 6 '; Seven gear driven gears 7 ';
First synchronizer T1; Second synchronizer T2; 3rd synchronizer T3; 4th synchronizer T4;
Reverse gear driven gear R '; Reverse idler gear R; Parking braking gear 8;
Double clutch 50; Input end 51; First output terminal 52; Second output terminal 53;
Differential mechanism 200.
Embodiment
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the speed changer 100 of the utility model embodiment in detail in conjunction with the embodiments.
Speed changer 100 according to the utility model embodiment comprises: the first input shaft 10, second input shaft 20, first output shaft 30 and the second output shaft 40.As shown in Figure 1, the first input shaft 10 is fixedly installed a gear driving gear 1, three and keeps off driving gear 3 and 57 gear driving gear 57.Second input shaft 20 is set on the first input shaft 10, and the second input shaft 20 is fixedly installed two gear driving gears 2 and 46 gear driving gears 46.First output shaft 30 is arranged with a gear driven gear 1 ', four and keeps off driven gear 4 ' and five gear driven gears 5 '.Second output shaft 40 is arranged with two gear driven gears 2 ', three and keeps off driven gear 3 ', six gear driven gears 6 ' and seven gear driven gears 7 '.Wherein, one gear driving gear 1 and keeps off driven gear 1 ' and engages, two gear driving gears 2 and two keep off driven gear 2 ' and engage, three gear driving gears 3 and three keep off driven gear 3 ' and engage, four or six gear driving gears 46 keep offs driven gear 4 ' and six respectively and keep off driven gear 6 ' and engage with four, five or seven keep off driving gears 57 keeps off driven gear 5 ' and seven respectively and keep off driven gear 7 ' and engage with five.
Thus, four gear driven gears 4 ' and six gear driven gears 6 ' share four or six gear driving gears 46, thus can reduce the quantity of the gear be arranged on the second input shaft 20, effectively can shorten the axial dimension of the second input shaft 20.And five keep off driven gear 5 ' and shared five or the seven gear driving gears 57 of seven gear driven gears 7 ', thus the quantity of the gear on the first input shaft 10 can be reduced, effectively can shorten the axial dimension of the first input shaft 10.By shortening the axial dimension of the first input shaft 10 and the second input shaft 20, effectively can shorten the axial dimension of the entirety of speed changer 100, reducing the space that speed changer 100 takies car load, improving the flexibility that speed changer 100 is arranged.
According to an embodiment of the present utility model, as shown in Figure 1, first output shaft 30 can be fixedly installed the first synchronizer T1 for a synchronous gear driven gear 1 ' or five gear driven gears 5 ', and keep off the second synchronizer T2 of driven gears 4 ' for synchronous four.First synchronizer T1 is arranged between a gear driven gear 1 ' and five gear driven gears 5 ', can reduce the quantity of the synchronizer be arranged on the first output shaft 30, effectively can shorten the axial dimension of the first output shaft 30.
Second output shaft 40 is fixedly installed the 3rd synchronizer T3 for synchronous three gear driven gears 3 ' or seven gear driven gears 7 ', and keeps off the 4th synchronizer T4 of driven gears 6 ' for synchronous two gear driven gears 2 ' or six.As shown in Figure 1,3rd synchronizer T3 is arranged between three gear driven gears 3 ' and seven gear driven gears 7 ', 4th synchronizer T4 is arranged between two gear driven gears 2 ' and six gear driven gears 6 ', effectively can reduce the quantity of the synchronizer be arranged on the second output shaft 40, effectively shorten the axial dimension of the second output shaft 40.
In examples more of the present utility model, as shown in Figure 1, first output shaft 30 can be arranged with the driven gear R ' that reverses gear, the second output shaft 40 can be arranged with the reverse idler gear R keeping off driven gear 2 ' synchronous axial system with two, the driven gear R ' that reverses gear engages with reverse idler gear R.Particularly, as shown in Figure 1, two gear driven gears 2 ' are arranged to join toothing with reverse idler gear R.By reverse idler gear R being set in the second output shaft 40 and keeping off driven gear 2 ' synchronous axial system with two, speed changer 100 can be made to realize gear reversing function, and speed changer 100 does not need to increase extra reverse gear shaft, thus speed changer 100 compact structure can be made and simply, reduce the volume that speed changer 100 takies car load.
Alternatively, as shown in Figure 1, the driven gear R ' and four that reverses gear keeps off driven gear 4 ' can share a synchronizer.Second synchronizer T2 is arranged on and reverses gear between driven gear R ' and four gear driven gear 4 ', second synchronizer T2 may be used for synchronous four gear driven gear 4 ' or the driven gear R ' that reverse gear, thus the quantity of the synchronizer be arranged on the first output shaft 30 can be reduced, effectively shorten the axial dimension of the first output shaft 30.
According to the speed changer 100 of the utility model embodiment, five or seven shared gear driving gears 57 of driven gears 7 ' are kept off by arranging five gear driven gears 5 ' and seven on the first input shaft 10, and four or the six gear driving gears 46 that four gear driven gears 4 ' and six gear driven gears 6 ' share are set on the second input shaft 20, thus effectively can shorten the axial dimension of the first input shaft 10 and the second input shaft 20, effectively can shorten the axial dimension of the entirety of speed changer 100, reduce the space that speed changer 100 takies car load, improve the flexibility that speed changer 100 is arranged.
In examples more of the present utility model, the front end of the first output shaft 30 and the second output shaft 40 all can adopt roller bearing, and the rear end of the first output shaft 30 and the second output shaft 40 all can adopt deep groove ball bearing.The rear end of the first output shaft 30 or the second output shaft 40 can be assembled with the inner ring of deep groove ball bearing, and deep groove ball bearing outer ring is assemblied in the bearing hole of case of transmission.First output shaft 30 or the front end of the second output shaft 40 and the inner ring of roller bearing assemble, and the outer ring of roller bearing is assemblied in the bearing hole of case of transmission.When speed changer 100 works, deep groove ball bearing can bear axial force and radial force, and roller bearing can bear radial force.
Alternatively, the rear end of the first input shaft 10 can adopt deep groove ball bearing, and the front end of the second input shaft 20 can adopt deep groove ball bearing.The rear end of the first input shaft 10 or the front end of the second input shaft 20 and the inner ring of deep groove ball bearing assemble, and the outer ring of deep groove ball bearing can be assembled with the bearing hole of case of transmission.When speed changer 100 works, the deep groove ball bearing of the rear end of the first input shaft 10 and the front end of the second input shaft 20 can bear axial force and radial force respectively.Thus, the frictional loss in speed changer 100 can be reduced, improve the fuel economy of vehicle.
In concrete examples more of the present utility model, speed changer 100 can also comprise: oil-way system, and oil-way system can comprise asphalt channel (scheming not shown) and oil nozzle (scheming not shown).Asphalt channel is arranged in the housing of speed changer 100, and particularly, asphalt channel is arranged on the rear end of case of transmission.Oil nozzle can be three, and three oil nozzles are separately positioned in the rear end axis hole of the first input shaft 10, first output shaft 30 and the second output shaft 40.Alternatively, oil nozzle can for forcing oil nozzle.First input shaft 10, first output shaft 30 and the second output shaft 40 are respectively arranged with oilhole, and oil and can force oil nozzle to spray in corresponding axle by asphalt channel.When speed changer 100 works, the oil in axle can throw away by the oilhole be arranged on axle the parts arriving and need lubrication under the effect of the rotating force of axle.Alternatively, the two ends of each axis hole are provided with oil baffle, and oil baffle can prevent the oil spraying into axis hole from releasing from axis hole two ends.Thus, by each axle of sufficient lubrication, effectively can reduce the wearing and tearing in speed changer 100, extend the working life of speed changer 100.
Alternatively, as shown in Figure 1, speed changer 100 can also comprise: parking braking gear 8, and parking braking gear 8 is fixedly installed on the first output shaft 30 and is positioned at the rear side of a gear driven gear 1 '.By parking braking gear 8 being arranged on the rear side of a gear driven gear 1 ', effectively can reduce the axial dimension of the first input shaft 10, reduce the space that parking braking gear 8 takies speed changer 100, the space that speed changer 100 takies car load can also be reduced further.
Alternatively, as shown in Figure 1, speed changer 100 can also comprise: double clutch 50, double clutch 50 comprises: input end 51, first output terminal 52 and the second output terminal 53, first output terminal 52 is connected with the first input shaft 10 and the second output terminal 53 is connected with the second input shaft 20, and input end 51 selectivity engages the first output terminal 52 and the second output terminal 53.
The drive path according to each gear of the speed changer 100 of the utility model embodiment is described in detail below in conjunction with accompanying drawing.Wherein, the first output shaft 30 is fixedly installed and the first output gear 31, second output shaft 40 is fixedly installed the second output gear 41, first output gear 31 is connected with the differential mechanism 200 of vehicle respectively with the second output gear 41.
One gear drive path: engine operation, input end 51 engages with the first output terminal 52, first synchronizer T1 engages a gear driven gear 1 ', the power of motor successively through: pass to differential mechanism 200 by the first output gear 31 on the first output shaft 30 after input end 51, first output terminal 52, first input shaft 10, gear driving gear 1, keeps off driven gear 1 ', the first synchronizer T1.
Two gear drive paths: engine operation, input end 51 engages with the second output terminal 53,4th synchronizer T4 engages two gear driven gears 2 ', the power of motor successively through: pass to differential mechanism 200 by the second output gear 41 on the second output shaft 40 after input end 51, second output terminal 53, second input shaft 20, two gear driving gear 2, two keeps off driven gear 2 ', the 4th synchronizer T4.
Three gear drive paths: engine operation, input end 51 engages with the first output terminal 52,3rd synchronizer T3 engages three gear driven gears 3 ', the power of motor successively through: pass to differential mechanism 200 by the second output gear 41 on the second output shaft 40 after input end 51, first output terminal 52, first input shaft 10, three gear driving gear 3, three keeps off driven gear 3 ', the 3rd synchronizer T3.
Four gear drive paths: engine operation, input end 51 engages with the second output terminal 53, second synchronizer T2 engages four gear driven gears 4 ', the power of motor successively through: pass to differential mechanism 200 by the first output gear 31 on the first output shaft 30 after input end 51, second output terminal 53, second input shaft 20,46 gear driving gear 46, four keeps off driven gear 4 ', the second synchronizer T2.
Five gear drive paths: engine operation, input end 51 engages with the first output terminal 52, first synchronizer T1 engages five gear driven gears 5 ', the power of motor successively through: pass to differential mechanism 200 by the first output gear 31 on the first output shaft 30 after input end 51, first output terminal 52, first input shaft 10,57 gear driving gear 57, five keeps off driven gear 5 ', the first synchronizer T1.
Six gear drive paths: engine operation, input end 51 engages with the second output terminal 53,4th synchronizer T4 engages six gear driven gears 6 ', the power of motor successively through: pass to differential mechanism 200 by the second output gear 41 of the second output shaft 40 after input end 51, second output terminal 53, second input shaft 20,46 gear driving gear 46, six keeps off driven gear 6 ', the 4th synchronizer T4.
Seven gear drive paths: engine operation, input end 51 engages with the first output terminal 52,3rd synchronizer T3 engages seven gear driven gears 7 ', the power of motor successively through: pass to differential mechanism 200 by the second output gear 41 on the second output shaft 40 after input end 51, first output terminal 52, first input shaft 10,57 gear driving gear 57, seven keeps off driven gear 7 ', the 3rd synchronizer T3.
Reverse gear route: engine operation, input end 51 engages with the second output terminal 53, second synchronizer T2 engages and to reverse gear driven gear R ', the power of motor successively through: pass to differential mechanism 200 by the first output gear 31 on the first output shaft 30 after input end 51, second output terminal 53, second input shaft 20, two gear driving gear 2, two keeps off driven gear 2 ', reverse idler gear R, the driven gear R ' that reverses gear, the second synchronizer T2.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a speed changer (100), is characterized in that, comprising:
First input shaft (10), described first input shaft (10) is fixedly installed a gear driving gear (1), three gears driving gear (3) and five or seven gears driving gear (57);
Second input shaft (20), described second input shaft (20) is set on described first input shaft (10), and described second input shaft (20) is fixedly installed two gear driving gears (2) and four or six gears driving gear (46);
First output shaft (30), described first output shaft (30) is arranged with a gear driven gear (1 '), four gears driven gear (4 ') and five gears driven gear (5 ');
Second output shaft (40), described second output shaft (40) is arranged with two gear driven gears (2 '), three gears driven gear (3 '), six gears driven gear (6 ') and seven gears driven gear (7 '), wherein
Described gear driving gear (1) and described one keeps off driven gear (1 ') and engages, described two gears driving gear (2) and described two keep off driven gear (2 ') and engage, described three gears driving gear (3) and described three keep off driven gear (3 ') and engage, described four or six gears driving gear (46) keep offs driven gear (4 ') and described six respectively and keep off driven gear (6 ') and engage with described four, described 57 keep off driving gear (57) keeps off driven gear (5 ') and described seven respectively and keep off driven gear (7 ') and engage with described five.
2. speed changer according to claim 1 (100), it is characterized in that, described first output shaft (30) is fixedly installed for synchronously described one gear driven gear (1 ') or described five gear driven gear (5 ') the first synchronizer (T1), and for synchronously described four gear driven gear (4 ') the second synchronizer (T2);
Described second output shaft (40) is fixedly installed for synchronously described three keeping off the 3rd synchronizer (T3) that driven gear (3 ') or described seven keeps off driven gear (7 '), and for synchronously described two keeping off the 4th synchronizer (T4) that driven gear (2 ') or described six keeps off driven gear (6 ').
3. speed changer according to claim 1 (100), it is characterized in that, described first output shaft (30) is arranged with the driven gear that reverses gear (R '), described second output shaft (40) is arranged with the reverse idler gear (R) keeping off driven gear (2 ') synchronous axial system with described two, described in the driven gear (R ') that reverses gear engage with described reverse idler gear (R).
4. speed changer according to claim 3 (100), is characterized in that, described two gears driven gear (2 ') are arranged to join toothing with described reverse idler gear (R).
5. speed changer according to claim 3 (100), is characterized in that, described in the driven gear (R ') and described four that reverses gear keep off the shared synchronizer of driven gear (4 ').
6. speed changer according to claim 1 (100), it is characterized in that, the front end of described first output shaft (30) and described second output shaft (40) all adopts roller bearing, and the rear end of described first output shaft (30) and described second output shaft (40) all adopts deep groove ball bearing.
7. the speed changer (100) according to claim 1 or 6, is characterized in that, the rear end of described first input shaft (10) adopts deep groove ball bearing, and the front end of described second input shaft (20) adopts deep groove ball bearing.
8. speed changer according to claim 1 (100), is characterized in that, also comprise: oil-way system, and described oil-way system comprises:
Asphalt channel, described asphalt channel is arranged in the housing of described speed changer (100);
Oil nozzle, described oil nozzle is three, and described three oil nozzles are separately positioned in the rear end axis hole of described first input shaft (10), described first output shaft (30) and described second output shaft (40).
9. speed changer according to claim 1 (100), it is characterized in that, also comprise: parking braking gear (8), described parking braking gear (8) is fixedly installed on described first output shaft (30) and is positioned at the rear side of described gear driven gear (1 ').
10. speed changer according to claim 1 (100), it is characterized in that, also comprise: double clutch (50), described double clutch (50) comprising: input end (51), the first output terminal (52) and the second output terminal (53), described first output terminal (52) is connected with described first input shaft (10) and described second output terminal (53) is connected with described second input shaft (20), and described input end (51) selectivity engages described first output terminal (52) and described second output terminal (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520751950.8U CN205013594U (en) | 2015-09-25 | 2015-09-25 | Transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520751950.8U CN205013594U (en) | 2015-09-25 | 2015-09-25 | Transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205013594U true CN205013594U (en) | 2016-02-03 |
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ID=55212199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520751950.8U Active CN205013594U (en) | 2015-09-25 | 2015-09-25 | Transmission |
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| Country | Link |
|---|---|
| CN (1) | CN205013594U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736652A (en) * | 2016-04-21 | 2016-07-06 | 中国第一汽车股份有限公司 | Double-clutch type automatic transmission |
-
2015
- 2015-09-25 CN CN201520751950.8U patent/CN205013594U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105736652A (en) * | 2016-04-21 | 2016-07-06 | 中国第一汽车股份有限公司 | Double-clutch type automatic transmission |
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| TR01 | Transfer of patent right |
Effective date of registration: 20191114 Address after: 071000 No.75, Dongsheng Road, Lianchi District, Baoding City, Hebei Province Patentee after: Beehive transmission technology Hebei Co., Ltd Address before: 071000 No. 2266 Chaoyang South Street, Hebei, Baoding Patentee before: Changcheng Automobile Co., Ltd. |