CN201953923U - Mechanical all synchromesh five-gear transmission - Google Patents
Mechanical all synchromesh five-gear transmission Download PDFInfo
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- CN201953923U CN201953923U CN2011200441858U CN201120044185U CN201953923U CN 201953923 U CN201953923 U CN 201953923U CN 2011200441858 U CN2011200441858 U CN 2011200441858U CN 201120044185 U CN201120044185 U CN 201120044185U CN 201953923 U CN201953923 U CN 201953923U
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Abstract
The utility model discloses a mechanical all synchromesh five-gear transmission, wherein a speed change mechanism comprises five parallel main shafts, wherein one to four gear driving gears are arranged on an input shaft; a main reduction driving gear and one to five gear and reverse gear driven gears are all arranged on a first intermediate shaft; an intermediate gear and five gear and reverse gear driving gears are arranged on a second intermediate shaft; five gear idle gears which are constantly and simultaneously meshed with five gear driving gears and five gear driven gears are fixed on a five gear idle gear shaft; a main reduction driven gear and a differential gear are arranged on the output shaft; and one-two gear, three-four gear and five-reverse gear synchronizers are distributed on three main shafts. The non-reverse idle gear utilizes one-gear gear to drive the intermediate shaft to change the reverse gear direction, the reverse gear synchronizer improves the impact and the noise of the reverse gear, improves the reverse gear property, reduces the error of power transmission, enables the strength of the gear and the shaft to be reasonably distributed, and improves the reliability of the whole box. The mechanical all synchromesh five-gear transmission is applicable to all kinds of manual gear-switching sedans as the five-gear transmission.
Description
Technical field
The utility model relates to a kind of Motor Vehicle speed change gear, the full synchronizer Five block transmission of specifically a kind of mechanical type.
Background technique
The Five block transmission of the common use of car at present, forward gear all adopts synchronizer, and reversing gear then has two kinds of situations that adopt synchronizer and do not adopt synchronizer, and there is following disadvantage in existing Five block transmission:
(1) do not adopt the speed changer of synchronizer for reversing gear, reverse gear and directly put into gear, because of no buffering course, noise and impact all very big, the gearshift poor performance.
(2) adopted the speed changer of synchronizer for reversing gear, forward gear and all synchronizers that reverse gear are arranged in entirely that (as the patent No. is the Chinese utility model patent of ZL022640010 on the main shaft, just relate to a kind of " the horizontal five retaining mechanical type drivers of preposition forerunner ", adopt the synchronizer driven gear to mesh the transmission that realizes power, synchronizer is distributed on input shaft and the output shaft, wherein five synchronizers that reverse gear are located on the output shaft), make the intensity distribution of axle and gear balanced inadequately, influence gear meshing, reduce the strength of gear teeth, the force rate that bearing is subjected to is bigger, and shaft distortion was bigger when system moved, and produced bigger noise and vibration.
(3) no matter reverse gear whether adopted synchronizer structure, existing Five block transmission all is to change transmission direction (utility model patent ZL022640010 has adopted this mode exactly as described above) with the idle pulley that reverses gear, reversing gear in the speed changer, it is bigger to bear torque ratio, the two-sided stand under load of the idle pulley that reverses gear makes the intensity of the idle pulley that reverses gear become poorer.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of first gear that utilizes and drives the full synchronizer Five block transmission of mechanical type that jack shaft changes the direction of reversing gear, and its five synchronizer that reverses gear is located on the jack shaft.This speed changer has compared with prior art saved the idle pulley that reverses gear, and the idle pulley of thoroughly having avoided reversing gear bears the big rough sledding of two-sided stand under load of moment of torsion; Avoided the existing transmission error of the tricycle structure that reverses gear of existing product to reach bad noise problem more greatly simultaneously; The structure of synchronizer of reversing gear has been improved impact and the noise that reverses gear, and has improved the gearshift performance; Three cover synchronizers are distributed on three main shafts, make the intensity distribution of gear and axle more reasonable, and the global reliability of speed reducer improves.
The utility model is for solving the problems of the technologies described above, and the technological scheme that is adopted is:
The full synchronizer Five block transmission of a kind of mechanical type, there are five forward and one to reverse gear, it comprises gear and differential mechanism, and wherein said gear comprises input shaft, output shaft, five retaining idler shaft, first jack shaft and second jack shafts that are arranged in parallel, wherein:
1. one～four retaining driving gear, three or four retaining synchronizers are divided on the input shaft;
2. first jack shaft is provided with main driving gear, one～five retaining driven gear, the driven gear that reverses gear, one or the two retaining synchronizers of subtracting;
3. be provided with intermediate gear, five retaining driving gears, five reverse gear synchronizer, the driving gears that reverse gear successively with being separated by on second jack shaft, wherein:
An intermediate gear and a retaining driving gear often mesh, and the driving gear that reverses gear often meshes with the driven gear that reverses gear
4. be fixed in five retaining idle pulleys on the five retaining idler shafts, be positioned between five retaining driving gears, five retaining driven gears, and five retaining idle pulleys often mesh with five retaining driving gears, five retaining driven gears simultaneously;
5. output shaft is provided with main subtract driven gear and differential mechanism.
More than be basic structure of the present utility model, its kinetic current transmittance process is as follows:
The power transmission line of (1) one～four retaining is: the driven gear of the driving gear of input shaft → corresponding retaining → corresponding retaining → first jack shaft → output shaft.
Particularly:
I. when retaining: one, two retaining selector forks laterally move one or two retaining synchronizers, with a retaining driven gear synchromesh, input power by a retaining driving gear through a retaining driven gear, first jack shaft and main gear pair, the differential mechanism of subtracting, to output shaft output.
Ii. in 2 whens retaining: one, two retaining selector forks laterally move one or two retaining synchronizers, and are synchronous with two retaining driven gears, input power by two retaining driving gears through two retaining driven gears, first jack shaft and main gear pair, the differential mechanism of subtracting, to output shaft output.
Iii. in 3 whens retaining: three, four retaining selector forks laterally move three or four retaining synchronizers, with three retaining driving gear synchromeshs, input power by three retaining driving gears through three retaining driven gears, first jack shaft, main gear pair, the differential mechanism of subtracting, to output shaft output.
Iv. in 4 whens retaining: three, four retaining selector forks laterally move three or four retaining synchronizers, with four retaining driving gear synchromeshs, input power by four retaining driving gears through four retaining driven gears, jack shaft, main gear pair, the differential mechanism of subtracting, to output shaft output.
The power transmission line of (2) five retainings is: input shaft → retaining driving gear → intermediate gear → second jack shaft → five retaining driving gears → five retaining idle pulleys → five retaining driven gear → first jack shaft → output shafts.
Particularly:
V. in 5 whens retaining: five, the selector fork that reverses gear laterally moves five synchronizers that reverse gear, with five retaining driving gear synchromeshs, input power by with the intermediate gear of the normal engagement of a retaining driving gear, be delivered to second jack shaft, by five retaining driving gears, five retaining idle pulleys and five retaining driven gears, through first jack shaft and main gear pair, the differential mechanism of subtracting, to output shaft output.
(3) power transmission line that reverses gear is: the input shaft → retaining driving gear → intermediate gear → second jack shaft → driving gear that the reverses gear → driven gear that reverses gear → first a jack shaft → output shaft.
Particularly:
When vi. reversing gear: five, the selector fork that reverses gear laterally moves five synchronizers that reverse gear, with the driving gear synchromesh of reversing gear, input power by with the intermediate gear of the normal engagement of a retaining driving gear, be delivered to second jack shaft, by the driving gear that reverses gear, driven gear reverses gear, through first jack shaft and main gear pair, the differential mechanism of subtracting, to output shaft output.
Therefore, the utility model drives jack shaft by the bigger retaining driving gear of strength ratio, thereby input power is passed to jack shaft, and realized the change of direction, saved the idle pulley that reverses gear, avoided the prior art idle pulley that reverses gear to bear the big defective of two-sided stand under load of moment of torsion, made the strength of gear teeth require to reduce, be convenient to processing, with low cost; Three cover synchronizers are distributed on three main shafts, and each gear pair and axle intensity distribution are more reasonable, improve the speed changer overall reliability and the gearshift performance of reversing gear.
As qualification of the present utility model, the diameter of described one～five retaining driving gear increases successively.
This is in order to realize different gear different rotating speeds, in order to satisfying the purpose of selecting the different rows vehicle speed under the different road conditions for use, also is the conventional requirement of vehicle gear simultaneously, and the speed of a motor vehicle increases the gearshift custom that also meets the person for driving a car by retaining.
As another kind of qualification the of the present utility model, the full synchronizer Five block transmission of described mechanical type also comprises gear box casing and shifting fork mechanism, described shifting fork mechanism is the control piece of gear, gear is installed in the transmission housing, and shifting fork mechanism is located on the gear box casing and with gear and is linked.
Above feature is in order to satisfy the requirement attractive in appearance of vehicle interior compact structure and ectosome, realizes the transmission system antifouling purpose of preventing dust simultaneously; In addition, also can realize the centralized control of speed change.This also is the conventional structure requirement of vehicle.
To sum up, the utility model is owing to adopted above-mentioned technological scheme, and its compared with prior art obtained technological progress is: improved the impact and the noise that reverse gear, the complete machine transmission error is little, improved the gearshift performance, the intensity distribution of gear and axle is reasonable, can improve the FCL reliability.The utility model is applicable on the various manual shift cars as Five block transmission.
The utility model is described in further detail below in conjunction with Figure of description and specific embodiment.
Description of drawings
Fig. 1 is the structure diagram of the utility model embodiment gear.
Among the figure: 1-input shaft, 2-the first jack shaft, 3-the second jack shaft, 4-five retaining idler shafts, 5-output shaft, 6-one two retaining synchronizer, 7-three four retaining synchronizers, 8-five synchronizers that reverse gear, 9-breast wheel, 10-one retaining driving gear, 11-one retaining driven gear, 12-two retaining driving gears, 13-two retaining driven gears, 14-three retaining driving gears, 15-three retaining driven gears, 16-four retaining driving gears, 17-four retaining driven gears, 18-five retaining driving gears, 19-five retaining idle pulleys, 20-five retaining driven gears, 21-the driving gear that reverses gear, the 22-driven gear that reverses gear, the 23-main driving gear that subtracts, 24-main the driven gear, 25-differential mechanism of subtracting.
Embodiment
Embodiment
Present embodiment is the full synchronizer Five block transmission of a kind of mechanical type, comprises that one～five retaining five forward reverses gear with one, and one～five diameter that keeps off driving gear increases successively to satisfy the needs of different gear different rotating speeds.Its five synchronizer that reverses gear is located on the jack shaft, utilizes first gear to drive jack shaft and changes the direction of reversing gear.
The full synchronizer Five block transmission of the mechanical type of present embodiment also comprises gear box casing, also comprises by gear and control piece thereof---shifting fork mechanism.Gear is installed in the gear box casing, and shifting fork mechanism is located on the gear box casing to link with gear and is used to control its gear shifting operation.
Particularly, the gear of present embodiment as shown in Figure 1, it comprises the input shaft 1 that is arranged in parallel, output shaft 5, five retaining idler shaft 4, first jack shaft 2 and second jack shafts 3, also comprises differential mechanism 25.Wherein:
1. be provided with a retaining driving gear 10, two retaining driving gears 12, three retaining driving gears 14, four retaining driving gears, 16, three retaining driving gears 14 and four 16 of driving gears of retaining with being separated by on the input shaft 1 successively and also be provided with three or four retaining synchronizers 7.
2. the right-hand member of first jack shaft 2 is provided with the main driving gear 23 that subtracts.
Independently subtract driving gear 23 left, be provided with a retaining driven gear 11, two retaining driven gears 13, three retaining driven gears 15, four retaining driven gears 17, five retaining driven gears 20 on first jack shaft 2 with being separated by successively and reverse gear driven gear 22.Wherein:
A. a retaining driven gear 11, two retaining driven gears 13, three retaining driven gears 15, four retaining driven gears 17 are corresponding with a retaining driving gear 10, two retaining driving gears 12, three retaining driving gears 14, four retaining driving gears, 16 positions respectively, and be often to mesh.
B. a retaining driven gear 11 and two 13 of driven gears of retaining also are provided with one or two retaining synchronizers 6.
3. on second jack shaft 3 from right-to-left, be provided with intermediate gear 9, five retaining driving gears 18, the driving gear 21 that reverses gear successively with being separated by, wherein:
A. intermediate gear 9, the driving gear 21 that reverses gear are corresponding with retaining driving gear 10, driven gear 22 positions of reversing gear respectively, and be often to mesh.
B. five retaining driving gears 18 and 21 of the driving gears that reverse gear also are provided with five synchronizers 8 that reverse gear.
4. be fixed in five retaining idle pulleys 19 on the five retaining idler shafts 4, be positioned at 20 of five retaining driving gears 18, five retaining driven gears, and this five retainings idle pulley 19 often meshes with five retaining driving gears 18, five retaining driven gears 20 simultaneously.
5. output shaft 5 is provided with main subtract driven gear 24 and differential mechanism 25.Wherein main deceleration driven gear 24 is corresponding with main deceleration driving gear 23 positions and be normal engagement; The master subtracts driven gear 24 and differential mechanism 25 coaxial settings.
The gearshift action of the Five block transmission of present embodiment relies on shifting fork mechanism to adjust accordingly and control.
Claims (3)
1. full synchronizer Five block transmission of mechanical type, there are five forward and one to reverse gear, it is characterized in that: it comprises gear and differential mechanism, wherein said gear comprises input shaft, output shaft, five retaining idler shaft, first jack shaft and second jack shafts that are arranged in parallel, wherein:
1. one～four retaining driving gear, three or four retaining synchronizers are located on the input shaft respectively;
2. first jack shaft is provided with main driving gear, one～five retaining driven gear, the driven gear that reverses gear, one or the two retaining synchronizers of subtracting;
3. be provided with intermediate gear, five retaining driving gears, five reverse gear synchronizer, the driving gears that reverse gear successively with being separated by on second jack shaft, wherein:
An intermediate gear and a retaining driving gear often mesh, and the driving gear that reverses gear often meshes with the driven gear that reverses gear;
4. be fixed in five retaining idle pulleys on the five retaining idler shafts, be positioned between five retaining driving gears, five retaining driven gears, and five retaining idle pulleys often mesh with five retaining driving gears, five retaining driven gears simultaneously;
5. output shaft is provided with main subtract driven gear and differential mechanism.
2. the full synchronizer Five block transmission of mechanical type according to claim 1 is characterized in that: the diameter of described one～five retaining driving gear increases successively.
3. the full synchronizer Five block transmission of mechanical type according to claim 1 and 2, it is characterized in that: it also comprises gear box casing and shifting fork mechanism, described shifting fork mechanism is the control piece of gear, gear is installed in the transmission housing, and shifting fork mechanism is located on the gear box casing and with gear and is linked.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200441858U CN201953923U (en) | 2011-02-22 | 2011-02-22 | Mechanical all synchromesh five-gear transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200441858U CN201953923U (en) | 2011-02-22 | 2011-02-22 | Mechanical all synchromesh five-gear transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201953923U true CN201953923U (en) | 2011-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200441858U Expired - Fee Related CN201953923U (en) | 2011-02-22 | 2011-02-22 | Mechanical all synchromesh five-gear transmission |
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| CN (1) | CN201953923U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788119A (en) * | 2012-07-23 | 2012-11-21 | 长城汽车股份有限公司 | Mechanical synchronous transmission |
| CN104455238A (en) * | 2014-11-24 | 2015-03-25 | 东风汽车公司 | Three-shaft six-gear manual gearbox |
| CN104455233A (en) * | 2014-11-24 | 2015-03-25 | 东风汽车公司 | Three-shaft six-gear manual gearbox structure |
| CN106888690A (en) * | 2017-03-28 | 2017-06-27 | 南昌江铃集团协和传动技术有限公司 | A kind of transmission assembly for harvest machinery |
| CN107725696A (en) * | 2017-09-07 | 2018-02-23 | 重庆青山工业有限责任公司 | A kind of manual rear-guard Five block transmission |
| CN108180262A (en) * | 2018-02-01 | 2018-06-19 | 淮阴工学院 | One kind five keeps off automatic mechanical transmission speed change system |
| CN108180261A (en) * | 2018-02-01 | 2018-06-19 | 淮阴工学院 | A kind of automatic mechanical transmission speed change system |
| CN110712515A (en) * | 2018-07-11 | 2020-01-21 | 上海汽车变速器有限公司 | Hybrid transmission |
-
2011
- 2011-02-22 CN CN2011200441858U patent/CN201953923U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788119A (en) * | 2012-07-23 | 2012-11-21 | 长城汽车股份有限公司 | Mechanical synchronous transmission |
| CN102788119B (en) * | 2012-07-23 | 2015-04-22 | 长城汽车股份有限公司 | Mechanical synchronous transmission |
| CN104455238A (en) * | 2014-11-24 | 2015-03-25 | 东风汽车公司 | Three-shaft six-gear manual gearbox |
| CN104455233A (en) * | 2014-11-24 | 2015-03-25 | 东风汽车公司 | Three-shaft six-gear manual gearbox structure |
| CN106888690A (en) * | 2017-03-28 | 2017-06-27 | 南昌江铃集团协和传动技术有限公司 | A kind of transmission assembly for harvest machinery |
| CN107725696A (en) * | 2017-09-07 | 2018-02-23 | 重庆青山工业有限责任公司 | A kind of manual rear-guard Five block transmission |
| CN107725696B (en) * | 2017-09-07 | 2024-01-19 | 重庆青山工业有限责任公司 | Manual rear-drive five-gear transmission |
| CN108180262A (en) * | 2018-02-01 | 2018-06-19 | 淮阴工学院 | One kind five keeps off automatic mechanical transmission speed change system |
| CN108180261A (en) * | 2018-02-01 | 2018-06-19 | 淮阴工学院 | A kind of automatic mechanical transmission speed change system |
| CN108180262B (en) * | 2018-02-01 | 2023-12-15 | 淮阴工学院 | Five keep off mechanical type automatic gearbox speed change system |
| CN108180261B (en) * | 2018-02-01 | 2023-12-22 | 淮阴工学院 | Speed changing system of mechanical automatic transmission |
| CN110712515A (en) * | 2018-07-11 | 2020-01-21 | 上海汽车变速器有限公司 | Hybrid transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110831 Termination date: 20180222 |