CN202937744U - Automatic gearbox of five-gear planetary gear - Google Patents
Automatic gearbox of five-gear planetary gear Download PDFInfo
- Publication number
- CN202937744U CN202937744U CN 201220616000 CN201220616000U CN202937744U CN 202937744 U CN202937744 U CN 202937744U CN 201220616000 CN201220616000 CN 201220616000 CN 201220616000 U CN201220616000 U CN 201220616000U CN 202937744 U CN202937744 U CN 202937744U
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- China
- Prior art keywords
- gear
- clutch
- seat
- planetary
- sun gear
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Abstract
The utility model discloses an automatic gearbox of a five-gear planetary gear. The automatic gearbox comprises a front row of sun gears, a rear row of sun gears, a front row of gear rings, a rear row of gear rings, a front row of planetary gears, a rear row of planetary gears, a front row of planetary carriers, a rear row of planetary carriers, a plate brake, first to second belt brakes, first to fourth clutches, a power input shaft and a power output shaft, wherein the power input shaft is integrally connected with a hub of the second clutch, the drum of the first clutch and the drum of the fourth clutch; the power output shaft is integrally connected with the rear row of the planetary carriers and the front row of gear rings; the hub of the first clutch is integrally connected with the front row of the sun gears; the hub of the fourth clutch is integrally connected with the rear row of sun gears; the hub of the third clutch is integrally connected with the rear row of the gear rings; and the drum of the second clutch, the drum of the third clutch, the hub of the plate brake and the front row of planetary carriers are integrally connected. According to the automatic gearbox of the five-gear planetary gear disclosed by the utility model, the defects that the conventional automatic gearbox is complex in structure and large in size are overcome, and a novel automatic gearbox of the five-gear planetary gear is provided.
Description
Technical field
The utility model relates to a kind of automatic transmission, particularly a kind of five grades of planetary gear automatic transmissions.
Background technique
The Modern Car automatic transmission adopts planetary gears mostly, is comprised of 2-3 rows of planetary gear mechanism and relevant executive component.Simple planetary arrangement is comprised of sun gear, gear ring, planet carrier, and planetary pinion is arranged on planet carrier; Executive component mainly contains clutch, break, by executive components such as clutch, breaks, sun gear, gear ring, planet carrier is carried out different constraints and just can form different gears.
Traditional automatic transmission has that complex structure, cost are high, maintenance difficult, characteristics that transmission efficiency is low, along with the fast development of automotive engineering, in the urgent need to developing the automatic transmission that some are simple in structure, cost is low, easy to maintenance, transmission efficiency is high.
Summary of the invention
For above-mentioned prior art, technical problem to be solved in the utility model be to provide a kind ofly have that the Gear Processing number is few, simple and compact for structure, cost is low, executive component is few, the few planetary gear automatic transmission of executive component conversion during gearshift.
For solving the problems of the technologies described above, the utility model is a kind of five grades of planetary gear automatic transmissions, comprises forward and backward rows of planetary gear mechanism, chip break, the first to second band brake, first to fourth clutch, power input shaft, pto＝power take-off; Wherein front-seat planetary gears comprises front-seat sun gear, front-seat gear ring, front-seat planetary pinion, and the front-seat planet carrier that is connected with front-seat planetary pinion; Rear rows of planetary gear mechanism comprises rear row's sun gear, rear ring gear, rear rows of planetary gear, and the rear rows of planetary frame that is connected with rear rows of planetary gear;
Wherein said power input shaft is connected with the clutch hub of second clutch, the clutch drum of first clutch, the clutch drum of four clutches respectively; The clutch hub of first clutch is connected with front-seat sun gear, and the clutch drum of described second clutch is connected with the clutch drum of three-clutch, the hub of chip break respectively by front-seat planet carrier; The clutch hub of described three-clutch is connected with rear ring gear; The clutch hub of four clutches is connected with rear row's sun gear;
Described front-seat planetary pinion is meshed with front-seat gear ring, front-seat sun gear respectively; Described rear rows of planetary gear is meshed with rear ring gear, rear row's sun gear respectively; Described front-seat sun gear is provided with the first band brake; Described rear row's sun gear is provided with the second band brake; Pto＝power take-off is connected with front-seat gear ring by rear rows of planetary frame.
The utility model is a kind of five grades of planetary gear automatic transmissions, and the number of teeth, the modulus of front-seat planetary pinion and rear rows of planetary gear are identical, and the number of teeth, the modulus of front-seat gear ring and rear ring gear are identical, and the number of teeth, the modulus of front-seat sun gear and rear row's sun gear are identical.Can form the gear of 5 velocity ratio reasonable layouts, thus make that the Gear Processing number is few, simple and compact for structure, cost is low, executive component is few, during gearshift the executive component conversion few.
Description of drawings
Fig. 1 is drive path figure.
Embodiment
Be to reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the utility model, below engage accompanying drawing embodiment of the present utility model is described in detail.
A kind of five grades of planetary gear automatic transmissions, comprise forward and backward rows of planetary gear mechanism, chip break 12, the first to second band brake, first to fourth clutch, power input shaft 1, pto＝power take-off 17 as shown in Figure 1; Wherein front-seat planetary gears 18 comprises front-seat sun gear 7, front-seat gear ring 9, front-seat planetary pinion 5, and the front-seat planet carrier 11 that is connected with front-seat planetary pinion 5; Rear rows of planetary gear mechanism 19 comprises rear row's sun gear 8, rear ring gear 10, rear rows of planetary gear 6, and the rear rows of planetary frame 14 that is connected with rear rows of planetary gear 6;
Wherein said power input shaft 1 is connected with the clutch hub of second clutch 2, the clutch drum of first clutch 3, the clutch drum of four clutches 15 respectively; The clutch hub of first clutch 3 is connected with front-seat sun gear 7, and the clutch drum of described second clutch 2 is connected with the clutch drum of three-clutch 13, the hub of chip break 12 respectively by front-seat planet carrier 11; The clutch hub of described three-clutch 13 is connected with rear ring gear 10; The clutch hub of four clutches 15 is connected with rear row's sun gear 8;
Described front-seat planetary pinion 5 is meshed with front-seat gear ring 9, front-seat sun gear 7 respectively; Described rear rows of planetary gear 6 is meshed with rear ring gear 10, rear row's sun gear 8 respectively; Described front-seat sun gear 7 is provided with the first band brake 4; Described rear row's sun gear 8 is provided with the second band brake 16; Pto＝power take-off 17 is connected with front-seat gear ring 9 by rear rows of planetary frame 14.
The number of teeth, the modulus of front-seat sun gear 7 and rear row's sun gear 8 are identical, and the number of teeth, the modulus of front-seat planetary pinion 5 and rear rows of planetary gear 6 are identical, and the number of teeth, the modulus of front-seat gear ring 9 and rear ring gear 10 are identical.
The utility model said structure working principle is as follows:
Can make
, Z wherein
1Be front-seat sun gear 7, rear row's sun gear 8 numbers of teeth, Z
2Be front-seat gear ring 9, rear ring gear 10 numbers of teeth, below be each gear power transmission line and velocity ratio:
1 grade: 12 brakings of chip break, three-clutch 13, four clutches 15 engage, first, second band brake is decontroled, first, second clutch separation, power driven force input shaft 1 is arranged sun gear 8 after four clutches 15 passes to, after driving, rows of planetary gear 6, rear rows of planetary frame 14 rotate, power is by pto＝power take-off 17 outputs, velocity ratio
2 gears: the first band brake 4 brakings, three-clutch 13, four clutches 15 engage, the second band brake 16, chip break 12 are decontroled, the first second clutch separates, power driven force input shaft 1 is arranged sun gear 8 after four clutches 15 passes to, after driving, rows of planetary gear 6, rear rows of planetary frame 14 rotate, power is by pto＝power take-off 17 outputs, velocity ratio
3 gears: second clutch 2, three-clutch 13 engage, the second band brake 16 brakings, the one four clutches separates, the first band brake 4, chip break 12 are decontroled, power driven force input shaft 1 through second clutch 2, three-clutch 13 drive rear ring gears 10, after rows of planetary gear 6, after rows of planetary frame 14 rotate, power is by pto＝power take-off 17 outputs, velocity ratio
4 gears: second clutch 2, first clutch 3 engage, the 3rd four clutches separates, the the one the second band brakes are decontroled, chip break 12 is decontroled, rear rows of planetary gear mechanism 19 freely dallies, and power driven force input shaft 1 is passed to front-seat planet carrier 11, passed to front-seat sun gear 7 by first clutch 3 through second clutch 2 respectively, drives front-seat gear ring 9 and rotates, power is by pto＝power take-off 17 outputs, velocity ratio
5 gears: second clutch 2 engages, the first band brake 4 brakings, the one or three four clutches separates, the second band brake 16, chip break 12 are decontroled, rear rows of planetary gear mechanism 19 freely dallies, power driven force input shaft 1 drives front-seat planet carrier 11, front-seat planetary pinion 5,9 rotations of front-seat gear ring through second clutch 2, power is by pto＝power take-off 17 outputs, velocity ratio
(R gear) reverses gear: first clutch 3 engages, 12 brakings of chip break, the two or three four clutches separates, the the one the second band brakes are decontroled, rear rows of planetary gear mechanism 19 freely dallies, power driven force input shaft 1 is passed to front-seat sun gear 7 by first clutch 3 and is driven front-seat planetary pinion 5,9 rotations of front-seat gear ring, power is by pto＝power take-off 17 outputs, velocity ratio
Claims (2)
1. a gear planetary gear automatic transmission, is characterized in that: comprise forward and backward rows of planetary gear mechanism, chip break (12), the first to second band brake, first to fourth clutch, power input shaft (1), pto＝power take-off (17); Wherein front-seat planetary gears (18) comprises front-seat sun gear (7), front-seat gear ring (9), front-seat planetary pinion (5), and the front-seat planet carrier (11) that is connected with front-seat planetary pinion (5); Rear rows of planetary gear mechanism (19) comprises rear row's sun gear (8), rear ring gear (10), rear rows of planetary gear (6), and the rear rows of planetary frame (14) that is connected with rear rows of planetary gear (6);
Wherein said power input shaft (1) is connected with the clutch hub of second clutch (2), the clutch drum of first clutch (3), the clutch drum of four clutches (15) respectively; The clutch hub of first clutch (3) is connected with front-seat sun gear (7), and the clutch drum of described second clutch (2) is connected with the clutch drum of three-clutch (13), the hub of chip break (12) respectively by front-seat planet carrier (11); The clutch hub of described three-clutch (13) is connected with rear ring gear (10); The clutch hub of four clutches (15) is connected with rear row's sun gear (8);
Described front-seat planetary pinion (5) is meshed with front-seat gear ring (9), front-seat sun gear (7) respectively; Described rear rows of planetary gear (6) is meshed with rear ring gear (10), rear row's sun gear (8) respectively; Described front-seat sun gear (7) is provided with the first band brake (4); Described rear row's sun gear (8) is provided with the second band brake (16); Pto＝power take-off (17) is connected with front-seat gear ring (9) by rear rows of planetary frame (14).
2. a kind of five grades of planetary gear automatic transmissions according to claim 1, it is characterized in that: front-seat sun gear (7) is identical with the number of teeth, the modulus of rear row's sun gear (8), front-seat planetary pinion (5) is identical with the number of teeth, the modulus of rear rows of planetary gear (6), and the number of teeth, the modulus of front-seat gear ring (9) and rear ring gear (10) are identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220616000 CN202937744U (en) | 2012-11-20 | 2012-11-20 | Automatic gearbox of five-gear planetary gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220616000 CN202937744U (en) | 2012-11-20 | 2012-11-20 | Automatic gearbox of five-gear planetary gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202937744U true CN202937744U (en) | 2013-05-15 |
Family
ID=48321983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220616000 Expired - Fee Related CN202937744U (en) | 2012-11-20 | 2012-11-20 | Automatic gearbox of five-gear planetary gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202937744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966708A (en) * | 2012-11-20 | 2013-03-13 | 无锡商业职业技术学院 | Five-speed automatic gearbox of planetary gear |
-
2012
- 2012-11-20 CN CN 201220616000 patent/CN202937744U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966708A (en) * | 2012-11-20 | 2013-03-13 | 无锡商业职业技术学院 | Five-speed automatic gearbox of planetary gear |
| CN102966708B (en) * | 2012-11-20 | 2015-11-18 | 无锡商业职业技术学院 | A kind of five grades of planetary gear automatic transmissions |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130515 Termination date: 20131120 |