CN206617515U - One kind four keeps off/five gear automobile speed changers - Google Patents
One kind four keeps off/five gear automobile speed changers Download PDFInfo
- Publication number
- CN206617515U CN206617515U CN201621402310.7U CN201621402310U CN206617515U CN 206617515 U CN206617515 U CN 206617515U CN 201621402310 U CN201621402310 U CN 201621402310U CN 206617515 U CN206617515 U CN 206617515U
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- Prior art keywords
- gear
- jackshaft
- axle
- axles
- gears
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- 230000005540 biological transmission Effects 0.000 claims abstract description 49
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 210000000515 tooth Anatomy 0.000 description 12
- 230000000712 assembly Effects 0.000 description 5
- 238000000429 assembly Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000002224 dissection Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
Abstract
/ five gear automobile speed changers, including case of transmission and the axle, two axles, jackshaft and the jackshaft that reverses gear that are arranged in transmission case body are kept off the utility model discloses one kind four；One axle is stretched into by the front end of case of transmission, and end sets a shaft gear, and is connected with the front end of two axles；The gear gear pair of the utility model five is arranged in the individual cavity that middle yoke plate is constituted with back casing, independently of speed changer main tank, can be needed according to user as Five block transmission either four-speed gear shift device production.When needing Five block transmission, five gear gear pairs and five gear synchronizers are installed in back casing, speed changer is Five block transmission.When needing four-speed gear shift device, cancel five and keep off gear pair and five gear synchronizers, while cancelling five in operating mechanism keeps off shift fork axle and five gear shift forks, speed changer is four-speed gear shift device.Realize the conversion and the generalization of part of four-speed gear shift device and Five block transmission.
Description
【Technical field】
The utility model belongs to automotive transmission field, is related to one kind four and keeps off/five gear automobile speed changers.
【Background technology】
As the important component of car transmissions, speed changer to the dynamic property of vehicle and economy, manipulate can
Relatively straightforward influence is suffered from by property and portability, the stationarity of transmission and efficiency.In recent years, light hand speed changer permitted
Many development are concentrated on the new manufacturing method for reducing cost and volume.Reduce speed changer volume and quality, improve torque transmission capacity with
And the versatility of part, it is the main purpose of current Optimum Design For Truck Gearbox.But traditional transmission design thinking and
Gear order is both meeting transmission reliability, and the general of part between speed changer lightweight and different speed changer is met again
Property aspect produce effects less, particularly same speed changer is difficult to the simple conversion of different gear speed transmissions.
【Utility model content】
The purpose of this utility model is to overcome the shortcoming of above-mentioned prior art to keep off/five gear vehicle speed changes there is provided one kind four
Device, the speed changer structure is compact, and axial dimension is short, and the simple conversion of four-speed gear shift device and Five block transmission can be achieved.
To reach above-mentioned purpose, the utility model is achieved using following technical scheme：
One kind four keep off/five gear automobile speed changers, including case of transmission and be arranged in transmission case body an axle,
Two axles, jackshaft and the jackshaft that reverses gear；One axle is stretched into by the front end of case of transmission, and end sets a shaft gear, and with two
The front end of axle is connected；
On two axles along power transmission direction be disposed with three or four gear synchronizers, two axles three keep off gear, two axle second gears,
One or two gear synchronizers, two axle reverse gears, two axle first gears and two axles five gear gear；
Jackshaft be arranged in parallel with two axles, on jackshaft along power transmission direction be sequentially provided with middle shaft transmission gear, in
The gear of countershaft three gear, jackshaft second gear, countershaft reverse gear, jackshaft first gear and countershaft fifth speed gear and
Five gear synchronizers, middle shaft transmission gear is engaged with a shaft gear, and the other forward range gears of jackshaft are each corresponding with two axles
The gear engagement of gear；
Reverse gear and the middle shifting slide gear that reverses gear is set with jackshaft, when extension reverses gear, the middle shifting slide gear that reverses gear is simultaneously with
The axle reverse gear of countershaft reverse gear two is engaged.
The utility model, which is further improved, to be：
Case of transmission includes being provided with middle yoke plate in the middle of main casing and back casing, main casing and back casing, and two axles five are kept off
Gear and countershaft fifth speed gear are arranged in the cavity that middle yoke plate is constituted with back casing；One shaft gear, three or four gear synchronizers, two
The gear of axle three gear, two axle second gears, one or two gear synchronizers, two axle reverse gears, two axle first gears, jackshaft driving cog
Wheel, the gear of jackshaft three gear, jackshaft second gear, countershaft reverse gear, jackshaft first gear, reverse idler gear are set
It is placed in the cavity that yoke plate is constituted with main casing.
One axle and a shaft gear design for integral type, are supported on by deep groove ball bearing on the front end face of main casing.
Two axles without outer ring cylinder roller bearing and deep groove ball bearing by being supported on an axle inner chamber and middle yoke plate.
Needle bearing is housed between two axle first gears, two axle second gears, two axles three gear gear and two axles；Two axles reverse gear
Gear and one or two gear synchronizer sliding sleeves are set to one, by spline package on the tooth hub of one or two gear synchronizers.
The tooth hub of two axles five gear gear, the tooth hub of one or two gear synchronizers and three or four gear synchronizers is joined with two axles by spline
Connect.
Needle bearing is housed, remaining jackshaft respectively keeps off gear and passes through interference fit between countershaft fifth speed gear and jackshaft
Or connected firmly in the form of axle tooth with jackshaft, the tooth hubs of five gear synchronizers are coupled with jackshaft with spline.
Reverse gear and needle bearing is housed between middle shifting slide gear and the jackshaft that reverses gear, jackshaft two ends of reversing gear are respectively supported at
On main casing and middle yoke plate.
Compared with prior art, the utility model has the advantages that：
The gear gear pair of the utility model five is arranged in the individual cavity that middle yoke plate is constituted with back casing, independently of speed changer
Main tank, can need according to user as Five block transmission either four-speed gear shift device production.When needing Five block transmission, rear
Five gear gear pairs and five gear synchronizers are installed in housing, speed changer is Five block transmission.When needing four-speed gear shift device, take
Disappear five gear gear pairs and five gear synchronizers, while cancelling five in operating mechanism keeps off shift fork axle and five gear shift forks, speed changer is
Four-speed gear shift device.Realize the conversion and the generalization of part of four-speed gear shift device and Five block transmission.Transmission reverse gear is used
Reverse idler gear sliding-mesh type structure, two axle reverse gears and one or two gear synchronizer sliding sleeves are set to one, when one or two gears are same
When step device sliding sleeve is in an intermediate position, reverse idler gear sliding is put into gear, and is fallen with one or two gear synchronizer sliding sleeve external tooths and jackshaft
Gear gear is engaged simultaneously realizes reverse gear.The structure makes two axle assemblies axially eliminate reverse gear space-consuming, reduces
Speed changer axial dimension, spaces compact.
Further, vertical dissection type tubular aluminium alloy compression casting housing is set before and after the utility model case of transmission is employed
Meter, is made up of, tubular shell is rigidly good, and middle yoke plate is arranged at main casing and rear shell main casing, middle yoke plate and the part of back casing three
In the middle of body, it is not necessary to the partition wall of support shaft is provided in main casing rear end, housing molding process is good, while also allowing for gear
Etc. the assembling of running element.
Further, five gear gear pairs are arranged in the individual cavity that middle yoke plate is formed with back casing by the utility model,
Independently of speed changer main box, it can be needed to install or do not install the gear gear pair of speed changer five according to user, realize the change of four gears
The simple conversion of fast device and Five block transmission and the generalization of part.
Further, five gear synchronizers are arranged on jackshaft by the utility model, countershaft fifth speed gear and jackshaft
Between be equipped with needle bearing, when speed changer be in neutral when, countershaft fifth speed gear is static with respect to jackshaft, it is possible to decrease speed changer
Stir oily drag losses.Simultaneously during speed changer is put into gear, five gear synchronizers are arranged in two axles relative to conventional transmissions
On, this kind design, which hangs five, needs when keeping off synchronous rotary inertia to be the rotary inertia and two axles of countershaft fifth speed gear and with two
The total rotary inertia for the part that axle is connected firmly is transformed into the rotary inertia sum on countershaft fifth speed gear, it is not necessary to consideration reverse gear, one
The rotary inertia that gear, two gears, three gears, four gear gear pairs are produced.It is transformed into and is used to by the rotation on synchronous countershaft fifth speed gear
Amount is small, can reduce synchronizer and put into gear power, reduces synchronizer manufacture size, reduces cost.Simultaneously, it is necessary to lock in time it is short, hang
Keep off also more light and flexible.
【Brief description of the drawings】
Fig. 1 is structural representation of the present utility model.
Wherein：The axles of 1- mono-；The shaft gears of 2- mono-；3- tri- or four keeps off synchronizer；The axles three of 4- bis- keep off gear；The axle second gears of 5- bis-；
6- mono- or two keeps off synchronizer；The axle reverse gears of 7- bis-；The axle first gears of 8- bis-；Yoke plate in 9-；10- back casings；The axles five of 11- bis- keep off tooth
Wheel；12- deep groove ball bearings；The axles of 13- bis-；14- five keeps off synchronizer；Bearing after 15- jackshafts；16- countershaft fifth speed gears；17-
Jackshaft first gear；18- reverses gear middle shifting slide gear；19- reverses gear jackshaft；20- countershaft reverse gears；21- jackshafts
Second gear；22- jackshafts three keep off gear；Shaft transmission gear in the middle of 23-；24- case of transmissions；25- jackshafts；In the middle of 26-
Axle fore bearing；27- clutch housings；28- is without outer ring cylinder roller bearing；The axle bearings of 29- mono-.
【Embodiment】
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to Fig. 1, the utility model four keeps off/five gear automobile speed changers, including the axle being arranged in case of transmission is total
Into, two axle assemblies, countershaft assembly and the jackshaft that reverses gear.Case of transmission vertical split type structure design before and after employing, by
Main casing 24, middle yoke plate 9 and the part of back casing 10 3 composition.One axle 1 and a shaft gear 2 design for integral type, pass through deep-groove ball
Bearing 29 is supported on the front end face of main casing 24.
Two axle assemblies without outer ring cylinder roller bearing 28 and deep groove ball bearing 12 by being supported on an axle inner chamber and middle yoke plate 9
On, it is sequentially provided with three or four gear synchronizers 3, two axles three gear gear 4, two axle second gears along power transmission direction on two axle assemblies
5th, one or two gear synchronizers 6, two axle reverse gears 7, two axle first gears 8 and two axles five gear gear 11；Two axle first gears 8, two
Needle bearing is housed between axle second gear 5, the two axles three gear axle 13 of gear 4 and two；Two axle reverse gears 7 and 1 keep off synchronizer
Sliding sleeve is set to one, by spline package on the tooth hub of one or two gear synchronizers 6.The two axles five gear gear synchronizer 6 of gear 11,1
Tooth hub, three or four gear synchronizers 3 tooth hubs coupled with two axles 13 with spline.
The countershaft assembly below two axle assemblies is set in parallel in, passes through jackshaft fore bearing 26 and jackshaft rear axle respectively
Hold 15 to be supported on main casing 24 and middle yoke plate 9, countershaft assembly is sequentially provided with middle shaft transmission gear along power transmission direction
23rd, jackshaft three gear gear 22, jackshaft second gear 21, countershaft reverse gear 20, jackshaft first gear 17 and in
The gear gear synchronizer 14 of gear 16 and five of countershaft five.Needle bearing is housed between countershaft fifth speed gear 16 and jackshaft 25, remaining
Jackshaft respectively keeps off gear and connected firmly by interference fit or in the form of axle tooth with jackshaft 25, can voluntarily set as needed
Meter.The tooth hub of five gear synchronizers 14 is coupled with jackshaft 25 with spline.Middle shaft transmission gear 23 is engaged with a shaft gear 2, in
The other forward range gears of countershaft 25 are engaged with the gear of each corresponding gear on two axles 13.
The transmission reverse gear uses reverse idler gear sliding-mesh type structure, and the middle empty set of shifting slide gear 18 of reversing gear is being fallen
Keep off on jackshaft 19, reverse gear and needle bearing is housed between middle shifting slide gear 18 and the jackshaft 19 that reverses gear, reverse gear 19 liang of jackshaft
End is respectively supported on main casing 24 and middle yoke plate 9.
Utility model works process is as follows：
The power of engine is transmitted to an axle 1 and a shaft gear 2 for speed changer by clutch.One shaft gear 2 and jackshaft
Travelling gear 23 is often engaged, and driving jackshaft and each gear gear connected firmly with jackshaft and five gear synchronizers 14 rotate, by centre
Axle 25 transfers power to each forward gears on two axles 13.
When speed changer is in neutral, each synchronizer sliding sleeve and the middle shifting slide gear 18 that reverses gear are in centre position, move
Power can not be delivered to two axles 13, and input shaft and jackshaft 25 are rotated, and two axles 13 are not rotated, and power is not exported.
One is hung to keep off：Two axle reverse gears 7 are moved rearwards by being linked into two axle first gears 8, make two axle first gears 8 and two axles 13
Linked up by one or two gear synchronizers 6, power passes to two axles 13 by two axle first gears 8, realize that a gear is exported.
Two are hung to keep off：Two axle reverse gears 7 move forward and are linked into two axle second gears 5, make two axle second gears 5 and two axles 13
Linked up by one or two gear synchronizers 6, power passes to two axles 13 by two axle second gears 5, realize that two gears are exported.
Three are hung to keep off：Three or four gear synchronizer sliding sleeves are moved rearwards by being linked into two axles three gear gear 4, two axles three is kept off gear 4 and two
Axle 13 is linked up by three or four gear synchronizers 3, and power keeps off gear 4 by two axles three and is delivered to two axles 13, realizes that three gears are exported.
Hang four gears (direct gear)：Three or four gear synchronizer sliding sleeves, which are moved forward, is linked into a shaft gear 2, makes a shaft gear 2 and two
Axle 13 is linked up by three or four gear synchronizers 3, and power directly passes to two axles 13 by a shaft gear 2, realizes four gears (i.e. directly
Gear) output.
Five are hung to keep off：Five gear synchronizer sliding sleeves, which are moved forward, is linked into countershaft fifth speed gear 16, makes countershaft fifth speed gear 16
Linked up with jackshaft 25 by five gear synchronizers 14, power is delivered to two axles five by countershaft fifth speed gear 16 and keeps off gear
11, two axles five gear gear 11 is coupled with two axles 13 with spline, realizes that five gears are exported.
Extension reverses gear：The middle shifting slide gear 18 that reverses gear is moved forward, while being reversed gear tooth with the axle of countershaft reverse gear 20 and two
Wheel 7 is engaged, and power is delivered to the middle shifting slide gear 18 that reverses gear through countershaft reverse gear 20, and through reversing gear, middle shifting slide gear 18 is passed
Two axle reverse gears 7 are delivered to, finally two axles 13 is imparted power to by one or two gear synchronizers, realizes output of reversing gear.
Above content is only explanation technological thought of the present utility model, it is impossible to limit protection model of the present utility model with this
Enclose, it is every according to the utility model proposes technological thought, any change done on the basis of technical scheme each falls within this reality
Within protection domain with new claims.
Claims (8)
1. one kind four keeps off/five gear automobile speed changers, it is characterised in that including case of transmission and be arranged at case of transmission
An interior axle (1), two axles (13), jackshaft (25) and the jackshaft that reverses gear (19)；One axle (1) is stretched by the front end of case of transmission
Enter, end sets a shaft gear (2), and is connected with the front end of two axles (13)；
Three or four gear synchronizers (3), two axles three are disposed with along power transmission direction keep off gear (4), two axles two on two axles (13)
Keep off gear (5), one or two gear synchronizers (6), two axle reverse gears (7), two axle first gears (8) and two axles five gear gear (11)；
Jackshaft (25) is be arranged in parallel with two axles (13), and jackshaft transmission is sequentially provided with along power transmission direction on jackshaft (25)
Gear (23), the gear gear of jackshaft three (22), jackshaft second gear (21), countershaft reverse gear (20), jackshaft one are kept off
Gear (17) and countershaft fifth speed gear (16) and five gear synchronizers (14), middle shaft transmission gear (23) and a shaft gear
(2) engage, the other forward range gears of jackshaft (25) are engaged with the gear of each corresponding gear on two axles (13)；
Reverse gear and the middle shifting slide gear (18) that reverses gear is set with jackshaft (19), when extension reverses gear, reverse gear middle shifting slide gear (18)
Engaged simultaneously with the axle reverse gear (7) of countershaft reverse gear (20) two.
2./five gear automobile speed changers of four gear according to claim 1, it is characterised in that case of transmission includes main casing
(24) and back casing (10), be provided with middle yoke plate (9) in the middle of main casing (24) and back casing (10), two axles five gear gear (11) and
Countershaft fifth speed gear (16) is arranged in the cavity that middle yoke plate (9) is constituted with back casing (10)；One shaft gear (2), three or four gears
Synchronizer (3), two axles three gear gear (4), two axle second gears (5), one or two gear synchronizers (6), two axle reverse gears (7), two
Axle first gear (8), middle shaft transmission gear (23), the gear gear of jackshaft three (22), jackshaft second gear (21), jackshaft
Back gear (20), jackshaft first gear (17), reverse idler gear are arranged at what middle yoke plate (9) was constituted with main casing (24)
In cavity.
3./five gear automobile speed changers of four gear according to claim 2 a, it is characterised in that axle (1) and a shaft gear (2)
Design, be supported on by deep groove ball bearing (29) on the front end face of main casing (24) for integral type.
4./five gear automobile speed changers of four gear according to claim 2, it is characterised in that two axles (13) without outer ring by justifying
Post roller bearing (28) and deep groove ball bearing (12) are supported on an axle inner chamber and middle yoke plate (9).
5. four/five gear automobile speed changers of gear according to claim 2 or 4, it is characterised in that two axle first gears (8), two
Needle bearing is housed between axle second gear (5), two axles three gear gear (4) and two axles (13)；Two axle reverse gears (7) and one or two
Gear synchronizer sliding sleeve is set to one, by spline package on the tooth hub of one or two gear synchronizers (6).
6. four/five gear automobile speed changers of gear according to claim 2 or 4, it is characterised in that two axles five gear gear (11),
The tooth hub of the tooth hub of one or two gear synchronizers (6) and three or four gear synchronizers (3) is coupled with two axles (13) by spline.
7. it is according to claim 2 four gear/five gear automobile speed changers, it is characterised in that countershaft fifth speed gear (16) with
Needle bearing is housed, remaining jackshaft respectively keeps off gear by being interference fitted or in the form of axle tooth between jackshaft (25)
Countershaft (25) is connected firmly, and the tooth hub of five gear synchronizers (14) is coupled with jackshaft (25) with spline.
8./five gear automobile speed changers of four gear according to claim 2, it is characterised in that reverse gear middle shifting slide gear (18)
Needle bearing is housed between the jackshaft that reverses gear (19), the jackshaft that reverses gear (19) two ends are respectively supported at main casing (24) and middle
On plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621402310.7U CN206617515U (en) | 2016-12-20 | 2016-12-20 | One kind four keeps off/five gear automobile speed changers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621402310.7U CN206617515U (en) | 2016-12-20 | 2016-12-20 | One kind four keeps off/five gear automobile speed changers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206617515U true CN206617515U (en) | 2017-11-07 |
Family
ID=60229593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621402310.7U Expired - Fee Related CN206617515U (en) | 2016-12-20 | 2016-12-20 | One kind four keeps off/five gear automobile speed changers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206617515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641119A (en) * | 2016-12-20 | 2017-05-10 | 陕西法士特齿轮有限责任公司 | Four-gear / five-gear automobile transmission |
-
2016
- 2016-12-20 CN CN201621402310.7U patent/CN206617515U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641119A (en) * | 2016-12-20 | 2017-05-10 | 陕西法士特齿轮有限责任公司 | Four-gear / five-gear automobile transmission |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171107 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |