CN207315989U - A kind of dynamic power shift gear box transmission device - Google Patents
A kind of dynamic power shift gear box transmission device Download PDFInfo
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- CN207315989U CN207315989U CN201721187245.5U CN201721187245U CN207315989U CN 207315989 U CN207315989 U CN 207315989U CN 201721187245 U CN201721187245 U CN 201721187245U CN 207315989 U CN207315989 U CN 207315989U
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- gear
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Abstract
Tractor manufacturing technology field is the utility model is related to, specifically a kind of dynamic power shift gear box transmission device.Input mechanism, gearshift and output mechanism including housing, in housing, gearshift therein includes left drive shaft arranged in parallel, right transmission shaft and power shifting section output shaft, and output mechanism includes output shaft of gear-box, the forward gear driven gear being sleeved on output shaft of gear-box, retreating gear driven gear and output synchronizer.The dynamic power shift gear box completes gearshift using programme-control hydraulic pressure, mechanical actuating mechanism, is acted instead of Manual-pushing yoke bar, and gear shift operation is convenient, gear change is more, it is possible to prevente effectively from artificial maloperation.
Description
Technical field
Tractor manufacturing technology field is the utility model is related to, specifically a kind of dynamic power shift gear box transmission dress
Put.
Background technology
At present, the gearshift of tractor uses gear level to directly control the manual shift machine that shift fork realizes gear engagement
Structure.For large-scale, heavy load tractor, the resistance of gearbox gear slipping is larger, and manual shift is very painstaking；In addition, become
The cooperation of clutch is needed to change the engagement of gear when fast case gearshift, existing tractor is mainly using conventional tooth
Wheel, synchronizer or engaging sleeve mechanical commutation, using flower arrangement formula gearshift, to match the optimum Working of tractor, it is necessary to more
Gear number, therefore the fast and multiple secondary speed change of at least one main transformer of gearbox.It is real that this just needs multiple operation handle combinations
Now shift gears, driver needs frequently to operate each shift handle, and labor intensity is big, easily occurs playing the operation errors such as gear.
In addition, the gearbox of mechanical changeover is required for greatly the engagement of change gear after the cut-out power output using clutch,
In shift process power output interrupt, can not drive shift gears.
The content of the invention
In order to solve the above technical problems, the purpose of this utility model is to provide, a kind of gear shift operation is convenient, gear change is more,
Can be shifted gears, avoided the dynamic power shift gear box transmission device of maloperation with drive.
The utility model is as follows for technical scheme applied to solve the technical problem：
A kind of dynamic power shift gear box transmission device described in the utility model, including housing, the input in housing
Mechanism, gearshift and output mechanism,
The input mechanism includes input shaft arranged in parallel, left clutch shaft and right clutch shaft, is fixed on input shaft
First input gear and the second input gear are installed, left clutch gear, the left clutch tooth are installed with left clutch shaft
Wheel is often engaged with the second input gear；It is installed with right clutch gear on right clutch shaft, the right clutch gear and first defeated
Enter gear often to engage；
The gearshift includes left drive shaft arranged in parallel, right transmission shaft and power shifting section output shaft,
Left drive shaft is sequentially connected by left clutch and left clutch shaft, and right transmission shaft is connected by right clutch and the transmission of right clutch shaft
Connect；1 gear driving gear, 3 gear driving gears, 5 gear driving gears, 7 gear driving gears and use are set with left drive shaft successively
In the left synchronizer being locked in gear respectively in left drive shaft；2 gear driving gears, 4 gear masters are set with right transmission shaft successively
Moving gear, 6 gear driving gears, 8 gear driving gears and the right synchronizer for being locked in gear respectively on right transmission shaft；Institute
State and forward gear driving gear, retreating gear driving gear, 1/2 gear driven gear, 3/4 are installed with power shifting section output shaft
Gear driven gear, 5/6 gear driven gear, 7/8 gear driven gear, the 1/2 gear driven gear keep off driving gear and 2 with 1 at the same time
Gear driving gear often engages, and 3/4 gear driven gear is often engaged with 3 gear driving gears and 4 gear driving gears at the same time, and 5/6 gear is driven
Gear keeps off driving gears with 5 at the same time and 6 gear driving gears often engage, and 7/8 gear driven gear is kept off with 7 gear driving gears and 8 at the same time
Driving gear often engages；
The output mechanism include output shaft of gear-box, be sleeved on output shaft of gear-box forward gear driven gear, after
Gear driven gear and output synchronizer are moved back, output synchronizer is used for forward gear driven gear or retreating gear driven tooth wheel lock
It is scheduled on output shaft of gear-box；Retreating gear driven gear is often engaged with retreating gear driving gear, and forward gear driven gear is by changing
Often engaged with forward gear driving gear to section idle pulley 7.
A left synchronizer is provided between 1 gear driving gear and 3 gear driving gears, is led in 5 gear driving gears and 7 gears
A left synchronizer is provided between moving gear；2 gear driving gears and 4 gear driving gears between be provided with one it is right synchronous
Device, a right synchronizer is provided between 6 gear driving gears and 8 gear driving gears.
As a result of said structure, which is completed using programme-control hydraulic pressure, mechanical actuating mechanism
Gearshift, acts instead of Manual-pushing yoke bar, and gear shift operation is convenient, gear change is more, it is possible to prevente effectively from artificial maloperation；
The structure of double clutch can realize that drive is shifted gears.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model one embodiment.
Fig. 2 is the position relationship schematic diagram of input shaft, left clutch shaft and right clutch shaft.
Fig. 3 is the position relationship schematic diagram of left drive shaft, right transmission shaft and power shifting section output shaft.
Fig. 4 is the position relationship schematic diagram of output shaft of gear-box and power shifting section output shaft.
Embodiment
As shown in Figure 1, a kind of dynamic power shift gear box transmission device described in the utility model, including housing, installed in shell
Internal input mechanism, gearshift and output mechanism, wherein：
The input mechanism includes input shaft 1 arranged in parallel, left clutch shaft 2 and right clutch shaft 3, on input shaft 1
The first input gear 101 and the second input gear 102 are installed with, left clutch gear is installed with left clutch shaft 2
201, the left clutch gear 201 is often engaged with the second input gear 102；Right clutch gear is installed with right clutch shaft 3
301, the right clutch gear 301 is often engaged with the first input gear 101；In this way, the power of engine can pass through input shaft 1
It is delivered at the same time on left clutch shaft 2 and right clutch shaft 3.Input shaft 1, left clutch shaft 2, right clutch shaft 3 position relationship such as Fig. 1,
Shown in Fig. 2.
The gearshift includes left drive shaft 4 arranged in parallel, right transmission shaft 5 and power shifting section output shaft
6, left drive shaft 4 is sequentially connected by left clutch 202 and left clutch shaft 2, left clutch 202 can make when engagement it is left from
The power of sympodium 2 is delivered to left drive shaft 4, otherwise the power of left clutch shaft 2 can not be delivered to when left clutch 202 separates
Left drive shaft 4.
Right transmission shaft 5 is sequentially connected by right clutch 302 and right clutch shaft 3, and right clutch 302 can be with when engagement
The power of right clutch shaft 3 is delivered to right transmission shaft 5, conversely, when right clutch 302 separates, the power of right clutch shaft 3 without
Method is delivered to right transmission shaft 5.
1 gear driving gear 401,3 gear driving gear 402,5 is set with left drive shaft 4 successively and keeps off the gear of driving gear 403,7
Driving gear 404 and the left synchronizer 405 for being locked in gear respectively in left drive shaft 4；1 gear driving gear 401,3
Gear driving gear 402,5 keep off driving gear 403,7 keep off driving gear 404 by it is rotatable be not axially movable in a manner of be installed on
In left drive shaft 4, it can be connected by the rotatable medium such as bearing, axle sleeve with left drive shaft 4.Left synchronizer 405 is with can axis
It is installed on to the non-rotatable mode of movement in left drive shaft 4, for example, left synchronizer 405 can be installed on left biography by feather key
On moving axis 4, the side of left synchronizer 405 is provided with dental inlay, and it is opposite that the side of each gear in left drive shaft 4 is also equipped with position
The dental inlay answered, in this way, when left synchronizer 405 slides axially close to gear, dental inlay between the two is mutually twisted, you can
The gear and left drive shaft 4 are locked, make gear with 4 synchronous rotary of left drive shaft.Driving tooth is kept off in 1 gear driving gear 401 and 3
A left synchronizer 405 is provided between wheel 402, one is provided between 5 gear driving gears 403 and 7 keep off driving gear 404
Left synchronizer 405；In this way, each left synchronizer 405 can control two gears.It is of course also possible to set to each gear
Put a left synchronizer 405.
2 gear driving gears 501,4 gear driving gear 502,6 is set with right transmission shaft 5 successively and keeps off the gear of driving gear 503,8
Driving gear 504 and the right synchronizer 505 for being locked in gear respectively on right transmission shaft 5；2 gear driving gears 501,4
Gear driving gear 502,6 keep off driving gear 503,8 keep off driving gear 504 by it is rotatable be not axially movable in a manner of be installed on the right side
On transmission shaft 5, right synchronizer 505 by be axially movable it is non-rotatable in a manner of be installed on right transmission shaft 5 on.Driving tooth is kept off 2
A right synchronizer 505 is provided between the gear driving gear 502 of wheel 501 and 4, driving gear is kept off in 6 gear driving gears 503 and 8
A right synchronizer 505 is provided between 504.
Be installed with the power shifting section output shaft 6 forward gear driving gear 605, retreating gear driving gear 606,
1/2 gear driven gear 601,3/4 keeps off driven gear 602,5/6 and keeps off the gear driven gear 604 of driven gear 603,7/8,1/2 gear
Driven gear 601 keeps off driving gear 501 with 1 gear driving gear 401 and 2 at the same time and often engages, and 3/4 gear driven gear 602 is at the same time with 3
Gear driving gear 402 and 4 keeps off driving gear 502 and often engages, and 5/6 gear driven gear 603 is kept off with 5 gear driving gears 403 and 6 at the same time
Driving gear 503 often engages, and 7/8 gear driven gear 604 keeps off driving gear 504 with 7 gear driving gears 404 and 8 at the same time and often engages.
When the gearbox is operated in 1,3,5,7 gear, left clutch 202 engages, and right clutch 302 separates；Be operated in 2,4,
6th, during 8 gear, left clutch 202 separates, and right clutch 302 engages.
For example, when gearbox is operated in 1 gear, left clutch 202 engages, and right clutch 302 separates, while left synchronizer
405 actions, 1 gear driving gear 401 are locked with left drive shaft 4, power transmission line is：An input shaft 1 → left clutch shaft 2 → left side
202 → left drive shaft of clutch 4 → left synchronizer 405 → 1 keeps off driving gear 401 → 1/2 and keeps off 601 → power shifting of driven gear
Section output shaft 6；When gearbox work by 1 gear change 2 gear when, manipulate right synchronizer 505 first and act, by 2 gear driving gears 501 with
Right transmission shaft 5 locks, and then manipulates left clutch 202 and progressively separates, right clutch 302 progressively engages, at this time two clutches
Passing power at the same time, power shifting section output shaft 6 is all the time in passing power in shift process.After left clutch is kept completely separate,
Shift process terminates.Power transmission line is：Input shaft 1 → 3 → right clutch of right clutch shaft 302 → right transmission shaft 5 → right side is same
Walk device 505 → 2 and keep off the gear driven gear 601 → power shifting section of driving gear 501 → 1/2 output shaft 6；Other gears are with such
Push away.
The output mechanism includes output shaft of gear-box 8, the forward gear driven gear being sleeved on output shaft of gear-box 8
801st, retreating gear driven gear 802 and output synchronizer 805, output synchronizer 805 be used for forward gear driven gear 801 or
Person's retreating gear driven gear 802 is locked on output shaft of gear-box 8；Forward gear driven gear 801 and retreating gear driven gear 802
By it is rotatable be not axially movable in a manner of be installed on output shaft of gear-box 8 on, output synchronizer 805 can not to be axially movable
Rotating mode is installed on output shaft of gear-box 8, and output synchronizer 805 is arranged on forward gear driven gear 801 and retreating gear
Between driven gear 802, an output synchronizer 805 can control forward gear driven gear 801 and retreating gear driven tooth at the same time
Wheel 802, one of them is locked on output shaft of gear-box 8.
Retreating gear driven gear 802 is often engaged with retreating gear driving gear 606, and forward gear driven gear 801 passes through commutation
Section idle pulley 7 is often engaged with forward gear driving gear 605.
When retreating gear driven gear 802 is locked on output shaft of gear-box 8 by output synchronizer 805, gearbox
Output shaft 8 is with 802 synchronous rotary of retreating gear driven gear, and forward gear driving gear 605 dallies, power shifting section output shaft 6
The power of output is delivered to retreating gear driven gear 802 by retreating gear driving gear 606, then is exported by output shaft of gear-box 8；
When forward gear driven gear 801 is locked on output shaft of gear-box 8 by output synchronizer 805, the output of power shifting section
The power that axis 6 exports is delivered to commutation section idle pulley 7 by forward gear driving gear 605, then is changed direction simultaneously by commutation section idle pulley 7
Forward gear driven gear 801 is delivered to, is finally exported by output shaft of gear-box 8.
The synchronizer driving mechanism of synchronizer axial movement is driven to use the shift fork of electromagnetic drive or hydraulic-driven
Bar, can also use the shift fork of Mechanical Driven to directly control.These have a variety of existing known technologies to adopt, herein no longer
Repeat.
Claims (1)
1. a kind of dynamic power shift gear box transmission device, including housing, the input mechanism in housing, gearshift and defeated
Go out mechanism, it is characterised in that：
The input mechanism includes input shaft arranged in parallel（1）, left clutch shaft（2）With right clutch shaft（3）, input shaft
（1）On be installed with the first input gear（101）With the second input gear（102）, left clutch shaft（2）On be installed with a left side
Clutch gear（201）, the left clutch gear（201）With the second input gear（102）Often engagement；Right clutch shaft（3）Upper fixation
Right clutch gear is installed（301）, the right clutch gear（301）With the first input gear（101）Often engagement；
The gearshift includes left drive shaft arranged in parallel（4）, right transmission shaft（5）And power shifting section output shaft
（6）, left drive shaft（4）Pass through left clutch（202）With left clutch shaft（2）It is sequentially connected, right transmission shaft（5）Pass through right clutch
（302）With right clutch shaft（3）It is sequentially connected；Left drive shaft（4）On be set with 1 gear driving gear successively（401）, 3 gear driving tooths
Wheel（402）, 5 gear driving gears（403）, 7 gear driving gears（404）And for gear to be locked in left drive shaft respectively（4）
On left synchronizer（405）；Right transmission shaft（5）On be set with 2 gear driving gears successively（501）, 4 gear driving gears（502）、6
Keep off driving gear（503）, 8 gear driving gears（504）And for gear to be locked in right transmission shaft respectively（5）On right synchronization
Device（505）；The power shifting section output shaft（6）On be installed with forward gear driving gear（605）, retreating gear driving gear
（606）, 1/2 gear driven gear（601）, 3/4 gear driven gear（602）, 5/6 gear driven gear（603）, 7/8 gear driven gear
（604）, the 1/2 gear driven gear（601）At the same time driving gear is kept off with 1（401）With 2 gear driving gears（501）Often engagement, 3/
4 gear driven gears（602）At the same time driving gears are kept off with 3（402）With 4 gear driving gears（502）Often engagement, 5/6 gear driven gear
（603）At the same time driving gears are kept off with 5（403）With 6 gear driving gears（503）Often engagement, 7/8 gear driven gear（604）At the same time with 7
Keep off driving gear（404）With 8 gear driving gears（504）Often engagement；
The output mechanism includes output shaft of gear-box（8）, be sleeved on output shaft of gear-box（8）On forward gear driven gear
（801）, retreating gear driven gear（802）And output synchronizer（805）, export synchronizer（805）For forward gear is driven
Gear（801）Or retreating gear driven gear（802）It is locked in output shaft of gear-box（8）On；Retreating gear driven gear（802）With
Retreating gear driving gear（606）Often engagement, forward gear driven gear（801）Pass through section idle pulley 7 and the forward gear driving gear of commutating
（605）Often engagement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721187245.5U CN207315989U (en) | 2017-09-16 | 2017-09-16 | A kind of dynamic power shift gear box transmission device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721187245.5U CN207315989U (en) | 2017-09-16 | 2017-09-16 | A kind of dynamic power shift gear box transmission device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207315989U true CN207315989U (en) | 2018-05-04 |
Family
ID=62382921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721187245.5U Active CN207315989U (en) | 2017-09-16 | 2017-09-16 | A kind of dynamic power shift gear box transmission device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207315989U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420492A (en) * | 2017-09-16 | 2017-12-01 | 山东潍坊鲁中拖拉机有限公司 | A kind of dynamic power shift gear box transmission device |
| CN113389893A (en) * | 2021-06-09 | 2021-09-14 | 湖南三一路面机械有限公司 | Gear shifting and speed changing method, gearbox and engineering machinery |
-
2017
- 2017-09-16 CN CN201721187245.5U patent/CN207315989U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107420492A (en) * | 2017-09-16 | 2017-12-01 | 山东潍坊鲁中拖拉机有限公司 | A kind of dynamic power shift gear box transmission device |
| CN113389893A (en) * | 2021-06-09 | 2021-09-14 | 湖南三一路面机械有限公司 | Gear shifting and speed changing method, gearbox and engineering machinery |
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| GR01 | Patent grant |