CN105257791A - Automatic transmission of automobile - Google Patents
Automatic transmission of automobile Download PDFInfo
- Publication number
- CN105257791A CN105257791A CN201410267544.4A CN201410267544A CN105257791A CN 105257791 A CN105257791 A CN 105257791A CN 201410267544 A CN201410267544 A CN 201410267544A CN 105257791 A CN105257791 A CN 105257791A
- Authority
- CN
- China
- Prior art keywords
- gear
- input shaft
- clutch
- gear ring
- output shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention discloses an automatic transmission of an automobile. An input shaft cone gear (3) on an input shaft (2) of the automatic transmission is engaged with a pair of gear ring cone gears (9) on a gear ring (8). The pair of gear ring cone gears (9) is also engaged with an output shaft cone gear (10) on an output shaft (11). An input shaft gear (1) on the output shaft (2) is engaged with an intermediate gear (4). The intermediate gear (4) is engaged with a clutch gear (5). The clutch gear (5) and a transition gear (6) are located at the two ends of an intermediate shaft (7). The transition gear (6) is engaged with the gear ring (8). A plurality of device units are connected, the output shaft (11) of the prior device unit is connected with the input shaft (2) of the next device unit, a vehicle-mounted computer controls clutches (12) of different device units to be opened and closed according to the speed and the load of the automobile, and thus 2<N> gears can be obtained (N is the number of the device units, for example if four device units are assembled together, 16 gears can be obtained according to the equation that 2<4>=16). According to the automatic transmission of the automobile, the structure is simple, the transmission efficiency is high, and the clutches and an engine connected with the clutches do not need to be separated during gear shifting.
Description
The present invention relates to the velocity ratio of automobile according to its speed and the input output of load automatic vehicles motor, thus self-shifting device.
At present, automatic gearbox conventional on known market is hydraulic automatic speed variator (AT), double-clutch speed changer (DCT), metal tape stepless speed variator (CVT), hydraulic automatic speed variator (AT) transmission efficiency is low, and double-clutch speed changer (DCT) has complex structure, and during gear shift, motor is connected separation with clutch, it is large that stepless speed variator (CVT) can not adapt to load, and poor reliability.
The object of this invention is to provide a kind of automatic transmission to improve above-mentioned shortcoming.
The present invention is achieved in that it comprises a pair gear ring cone gear, output shaft, output shaft cone tooth wheel composition above the input shaft of connecting engine and input shaft gear, input shaft cone gear, intermediate gear, clutch, clutch gear, transition gear, gear ring, gear ring.A pair gear ring cone gears meshing on cone gear on input shaft and gear ring, this pair gear ring cone gear again with the output shaft cone gears meshing of output shaft.Input shaft gear on input shaft and intermediate gear engagement, intermediate gear and clutch gear engagement, transition gear and the two ends of clutch gear on same jack shaft, transition gear engages with gear ring again.Engine rotation, input shaft and input cone tooth wheel are with the rotation of a pair gear ring cone gear, this moves output shaft and output shaft cone pinion rotation to gear ring cone gear rotating band, during clutch separation, now output shaft gear and intermeshing intermediate gear and clutch gear idle running, transition gear and gear ring motionless, input shaft rotating speed is identical with output shaft rotating speed, when clutch closes, now, input shaft gear and intermeshing intermediate gear, clutch gear rotates, because clutch closes, transition gear on then coaxial with clutch gear rotates, transition gear drives and meshes together ring gear against rotation, due to ring gear against rotation, a pair gear ring cone gear not only rotation then on gear ring, also revolve round the sun around gear ring center, now the rotating speed of output shaft is that input shaft rotating speed adds upper ring gear rotating speed sum, therefore under same input shaft rotating speed, close according to clutch and be separated, there are two kinds of different rotating speeds in output shaft, when several groups of such device units are combined, the clutch that vehicle-mounted computer controls various combination according to different load and rotating speed closes and is separated, just have different output speeds, form automatic speed changing.
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1 is structural drawing of the present invention;
Fig. 2 is erection drawing of the present invention;
Fig. 3 is the structural drawing that I, II, III device unit of the present invention fits together.
Illustrate according to Fig. 1, Fig. 2, Fig. 3 below, in figure, 1 input shaft gear; 2, input shaft; 3, input shaft cone gear; 4, intermediate gear; 5, clutch gear; 6, transition gear; 7, jack shaft; 8, gear ring; 9, a pair cone gear on gear ring; 10, input shaft cone gear; 11, output shaft; 12, clutch.
I is Fig. 3 first device unit;
II is second device unit of Fig. 3;
III is the 3rd device unit in Fig. 3.
A pair gear ring cone gear (9) engagement on input shaft gear (1) in figure on input shaft (2) and gear ring (8), a pair gear ring cone gear (9) of gear ring (8) is engaged with the output shaft cone gear (10) on output shaft (11) again, the input shaft gear (1) of input shaft (2) and intermediate gear (4) engagement, intermediate gear (4) engages with clutch gear (5) again, clutch gear (5) and transition gear (6) are fixed on jack shaft (7) both sides, transition gear (6) engages with gear ring (8) again.When engine rotation, input shaft (2) and input shaft cone gear (3) rotate a pair gear ring cone gear (9) rotation driven on gear ring (8), and gear ring cone gear (9) drives output shaft cone gear (10) output shaft (11) to rotate.When clutch (12) is separated, the upper input gear (1) of input shaft (2), intermediate gear (4), clutch gear (5) dally, jack shaft (7), transition gear (6), gear ring (8) are motionless, and now output shaft (11) is identical with input shaft (2) rotating speed.When clutch (12) is closed, input shaft (2), input shaft gear (1), intermediate gear (4), clutch gear (5) rotates, now because closed then jack shaft (7) transition gear (6) of clutch (12) and gear ring (8) rotate, the rotation of gear ring (8) drives gear ring (8) upper a pair gear ring cone gear (9) to revolve round the sun around the center of gear ring (8), now output shaft (11) rotating speed is input shaft (2) rotating speed and gear ring (8) sum, under realizing same input shaft (2) rotating speed, clutch (12) closes and is separated, output shaft (11) is made to have two different rotating speeds.
Further illustrate to have been unified by I, II, III tri-device unit Connecting groups in Fig. 3 now, wherein the output shaft (11) of I unit connects the input shaft (2) of II unit, and the output shaft (11) of II unit connects the input shaft (2) of III unit.In I, II, III device unit, its input shaft gear (1), the resultant gear ratio of intermediate gear (4), clutch gear (5) and transition gear (6), gear ring (8) is not identical in three device units.The gear that three device units link together is 2
3=8 grades (N number of device unit, its gear is 2
nshelves), when 1 grade, the clutch (12) of I unit, II unit, III unit is in separated state, and the gear ring (8) of I unit, II unit, III unit is all motionless, and now output shaft (11) rotating speed is identical with input shaft (2) rotating speed.When 2 grades, I unit clutch (12) closed, II unit, III unit clutch (12) is separated, I unit gear ring (8) rotation, II, III unit gear ring (8) are motionless, and output shaft (11) rotating speed is that input shaft (2) rotating speed adds unit I gear ring (8) rotating speed.When 3 grades, II unit clutch (12) closes, I, III unit clutch (12) is separated, II unit gear ring (8) rotates, I, III unit gear ring (8) is motionless, and output shaft (11) rotating speed is that input shaft (2) rotating speed adds II unit gear ring rotating speed.When 4 grades, III unit clutch (12) closes, I, II unit clutch separation, III unit gear ring (8) rotates, I, II unit gear ring is motionless, and output shaft (11) rotating speed is that input shaft (2) rotating speed adds III unit gear ring (8) rotating speed.When 5 grades, I, II unit clutch (12) closes, and III unit clutch (8) is separated.I, II unit gear ring (8) rotates, and III unit gear ring (8) is motionless, and output shaft (11) rotating speed equals input shaft (2) rotating speed, adds unit I gear ring rotating speed, adds unit II gear ring rotating speed.When 6 grades, I, III unit clutch (12) closes, II unit clutch (12) is separated, I, III unit gear ring (8) rotates, II unit gear ring is motionless, output shaft (11) rotating speed equals input shaft (2), adds unit I gear ring rotating speed, adds unit III gear ring rotating speed.When 7 grades, II, III unit clutch (12) closes, I unit clutch (12) is separated, II, III unit gear ring (8) rotates, I unit gear ring (8) is motionless, output shaft (11) rotating speed equals input shaft (2) rotating speed and adds II unit gear ring (8) rotating speed, adds III unit gear ring (8) rotating speed.When 8 grades, I, II, III unit clutch (12) is all closed, I, II, III unit gear ring (8) all rotates, output shaft (11) rotating speed equals input shaft (2) rotating speed and adds unit I gear ring rotating speed, add unit II gear ring rotating speed, add unit III gear ring rotating speed.
Claims (1)
1. an automatic gearbox, by input shaft (2), input shaft gear (1), input shaft cone gear (3), a pair gear ring cone gear (9), output shaft (11), output shaft cone gear (10), intermediate gear (4), clutch gear (5), clutch (12), jack shaft (7), transition gear (6), gear ring (8) forms, it is characterized in that: the cone gear (3) on input shaft (2) and upper a pair gear ring cone gear (9) engagement of gear ring (8), this engages with the output shaft cone gear (10) on output shaft (11) again gear ring cone gear (9).Input shaft gear (1) on input shaft (2) and intermediate gear (4) engagement, intermediate gear (4) and clutch (12) and clutch gear (5) engage.Transition gear (7) and clutch gear (5) are at jack shaft (7) two ends, and transition gear (6) and gear ring (8) engage.
Device described in 1 as requested; It is characterized in that several device unit to combine, the output shaft (11) of a device unit on it, connects the input shaft (2) of next device unit.
Device as requested described in 1,2; It is characterized in that input shaft gear (1) intermediate gear (4) clutch gear (5) transition gear (6) gear ring (8) forms velocity ratio, each device unit is not identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410267544.4A CN105257791A (en) | 2014-06-07 | 2014-06-07 | Automatic transmission of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410267544.4A CN105257791A (en) | 2014-06-07 | 2014-06-07 | Automatic transmission of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105257791A true CN105257791A (en) | 2016-01-20 |
Family
ID=55097626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410267544.4A Pending CN105257791A (en) | 2014-06-07 | 2014-06-07 | Automatic transmission of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105257791A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018121077A1 (en) * | 2016-12-31 | 2018-07-05 | 吴方平 | Motor vehicle transmission |
-
2014
- 2014-06-07 CN CN201410267544.4A patent/CN105257791A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018121077A1 (en) * | 2016-12-31 | 2018-07-05 | 吴方平 | Motor vehicle transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160120 |
|
| WD01 | Invention patent application deemed withdrawn after publication |