CN207145549U - Power-assisted gearbox after integral type tractor - Google Patents
Power-assisted gearbox after integral type tractor Download PDFInfo
- Publication number
- CN207145549U CN207145549U CN201720831176.0U CN201720831176U CN207145549U CN 207145549 U CN207145549 U CN 207145549U CN 201720831176 U CN201720831176 U CN 201720831176U CN 207145549 U CN207145549 U CN 207145549U
- Authority
- CN
- China
- Prior art keywords
- gear
- guard
- shaft
- speed
- transition
- 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.)
- Active
Links
Abstract
Power-assisted gearbox after integral type tractor, input shaft is installed in gearbox, variable-speed shaft, secondary variable-speed shaft, reversing shaft, steering spindle, transition axis, output shaft, corresponding gear is separately installed with each axle, rear-guard power gear is also equipped with gearbox, rear-guard transition axis, prop shaft, with rear-guard output shaft, rear-guard power gear is arranged on secondary variable-speed shaft, rear-guard transition axis is arranged on secondary speed change shaft rear end, rear-guard transition gear is installed on rear-guard transition axis, prop shaft is arranged on rear-guard transition shaft rear end, rear-guard travelling gear is installed on prop shaft, rear-guard clutch gear and tapered fluted disc, rear-guard output shaft is arranged on prop shaft rear end, rear-guard output shaft front end is provided with output bevel gear wheel.Using the technical program, when dilatory function is moved after load-carrying center of gravity, trailing wheel provides the power output with front-wheel Complete Synchronization, adapts to Various Complex road conditions；Gearbox is integral type, and all parts are respectively positioned in same casing, compact-sized.
Description
Technical field
A kind of the utility model category agricultural machinery technological field, and in particular to power-assisted gearbox after integral type tractor.
Background technology
Traditional farm tractor be usually before driving the kind of drive, be provided with its gearbox input shaft, variable-speed shaft,
Corresponding gear is installed on secondary variable-speed shaft, reversing shaft, steering spindle, transition axis and output shaft, and each axle, realizes tractor
First, two, three, reverse gear and corresponding high low speed walking manner.During forerunner's tractor load-carrying, goods weight is largely focused on trailing wheel
On, rearward, front-wheel is much smaller than trailing wheel to tractor center of gravity to the pressure on ground, and the driving force of tractor is concentrated on front-wheel, is led
Front-wheel earth-grasping force deficiency is caused, tractor when travelling that born a heavy burden on abrupt slope and road surface with soft subgrade easily skids.
For that can improve adaptability of the tractor to complex road surface, people are worked out much after having front and rear while driving
Power-assisted gearbox.These gearbox designs are different, operating efficiency is different, it is different to adapt to environment, respectively there is advantage and disadvantage.Chinese patent：
CN 103291857 A, CN 103016649 A, CN 202349118 U individually disclose and a kind of there is front and rear driving function
Small tractor gearbox, this gearbox devise an auxiliary transmission on the basis of main-gear box, and it is small-sized dilatory to realize
The front and rear driving synchronism output of machine, but due to increasing auxiliary transmission, production and assembly technology link increase, and manufacturing cost is high；This
The rear-guard output power of class gearbox is exported on the second axle and variable-speed shaft in gearbox, not by secondary in gearbox
The high and low speed speed of variable-speed shaft controls, and front and back wheel rotates synchronism and is difficult to control when in use.
The content of the invention
The utility model is in the prior art, having the small tractor gearbox of rear assist function to use in main transformer speed
Box back installs auxiliary transmission, and rear driving force has production and dress by the frame mode of increase travelling gear transmission on the second axle
Increase with link, manufacturing cost is high, and front and back wheel rotates the problem of synchronism is unmanageable, there is provided is helped after a kind of integral type tractor
Power gearbox.
Concrete scheme is as follows：Power-assisted gearbox after integral type tractor, be provided with gearbox input shaft, variable-speed shaft,
Secondary variable-speed shaft, reversing shaft, steering spindle, transition axis, output shaft；Be provided with input shaft power gear, two, third gear clutch gear and
Travelling gear, two, two, third gear shift fork is installed in third gear clutch gear neck；Be provided with variable-speed shaft change-speed gearing and one, fall
Shelves clutch gear, one, one, reverse speed fork is installed in reverse gear clutch gear neck；Be provided with secondary variable-speed shaft high low speed from
Gear and central driver gear are closed, high low speed shift fork is installed in the neck of high low speed clutch gear；It is provided with reversing shaft
Reverse gear transition gear；Planetary gearsets are installed in steering spindle, planetary gearsets input tooth is meshed with central driver gear；
Transition axis is divided into left and right two, and the front end of transition axis is provided with forerunner's transition gear, and rear end is provided with forerunner's reduction gearing；Output
Axle is divided into left and right two, and the two forerunner's output gears in left and right, the left and right of planetary gearsets two are separately installed with output shaft
Output gear engages with the forerunner's transition gear of left and right two respectively, the forerunner's reduction gearing of left and right two again respectively with the forerunner of left and right two
Output gear is engaged, and output shaft is connected with tractor front wheel walking system；Rear-guard power gear, rear-guard mistake are installed in gearbox
Axle, prop shaft and rear-guard output shaft are crossed, rear-guard power gear is arranged on the side of central driver gear on secondary variable-speed shaft, after
Drive transition axis and be arranged on secondary speed change shaft rear end, rear-guard transition gear, rear-guard transition gear and rear-guard are installed on rear-guard transition axis
Power gear is meshed, and prop shaft is arranged on rear-guard transition shaft rear end, be provided with prop shaft rear-guard travelling gear,
Rear-guard clutch gear and tapered fluted disc, rear-guard travelling gear are meshed with rear-guard transition gear, pacify in rear-guard clutch gear neck
Equipped with rear-guard shift fork, rear-guard clutch gear side is machined with spline tooth, can be embedded in the spline of rear-guard travelling gear phase therewith
Engagement, rear-guard output shaft are arranged on prop shaft rear end, and rear-guard output shaft front end is provided with output bevel gear wheel, output bevel gear wheel
It is meshed with tapered fluted disc, rear-guard output shaft is connected with tractor rear wheel running gear.
Transmission principle of the present utility model is：
One grade of walking mode：Tractor generators belt pulley drives power gear to rotate and power is inputted into gearbox, power
Gear drives the change-speed gearing in gearbox to rotate, and change-speed gearing drives variable-speed shaft to rotate, and variable-speed shaft drives one, reverse gear clutch tooth
Wheel rotates, and stirring gear driving lever makes one, reverse gear clutch gear a to file location, now two, the idle running of third gear clutch gear, one, fall
Shelves clutch gear band nutating gear rotates, and travelling gear drives the high low-speed gear on secondary variable-speed shaft, and high low speed gear band moves
Secondary variable-speed shaft, secondary variable-speed shaft, which rotates, drives central driver gear, and middle travelling gear drives planetary gearsets, and planetary gearsets drive
Forerunner's transition gear, before forerunner's transition gear drives transition axis, transition axis to drive forerunner's reduction gearing, forerunner's reduction gearing to drive
Output gear is driven, output gear drives output shaft, and output shaft transfers power to front-wheel；
Reverse gear walking mode：Power gear drives change-speed gearing to rotate, and change-speed gearing drives variable-speed shaft to rotate, variable-speed shaft band
Dynamic one, back gear rotates, and stirring gear driving lever makes to dial one, reverse gear clutch gear to reverse gear position, now two, third gear clutch tooth
Wheel idle running, one, back gear drive reverse gear transition gear to rotate, reverse gear transition gear band nutating gear rotates, follow-up transmission
It is consistent with one grade of walking mode transmission；
Two grades of walking modes：Power gear drives change-speed gearing to rotate, and stirring gear driving lever makes two, third gear clutch gear extremely
Two file locations, now one, the idle running of reverse gear clutch gear, change-speed gearing drive two, third gear clutch gear to rotate, and two, third gear clutch
Gear band driven input shaft rotates, and input shaft band nutating gear rotates, and follow-up transmission is consistent with one grade of walking mode transmission；
Third gear walking mode：The front end that power gear rotates is machined with spline, and stirring gear driving lever makes two, third gear shift fork
To three file locations, two, in the spline of the spline tooth insertion power gear of third gear clutch gear termination, power gear drives two,
Third gear clutch gear rotates, two, third gear clutch tooth band driven input shaft rotate, input shaft drives driving cog to rotate, follow-up transmission with
One grade of walking mode transmission is consistent；
High low speed conversion：High low speed shift fork is stirred, when the little gear of high low speed clutch gear gear wheel and travelling gear is nibbled
Close, be now low speed walking states；It is row at a high speed when the gear wheel of high low speed clutch gear little gear and travelling gear engages
Walk state；
Rear-guard is driven：Rear-guard power teeth is arranged on secondary variable-speed shaft and rotated with secondary variable-speed shaft, rear-guard power gear band
Dynamic rear-guard transition gear rotates, and rear-guard transition gear drives rear-guard travelling gear to rotate, and stirring rear-guard shift fork makes rear-guard clutch tooth
In the spline for taking turns spline tooth insertion rear-guard travelling gear, rear-guard travelling gear drives rear-guard clutch gear to rotate, rear-guard clutch
Gear drives prop shaft to rotate, and prop shaft drives tapered fluted disc to rotate, and tapered teeth disk drives rear-guard output shaft rotation,
Rear-guard output shaft is connected with rear-guard running gear.
Using the technical program, tractor can realize that one grade of high speed, one grade of low speed, two grades of high speeds, two grades of low speed, third gear are high
Speed, third gear low speed, reverse gear at a high speed, reverse gear low speed and matched rear-guard, and can with the synchronized walking mode of shelves respectively
The carry rear-guard when tractor load-carrying or traveling are in complex road condition as needed, increases tractor dynamic power, adapts in various complexity
Road conditions are downloaded overline and sailed；This technology transforms completion on the basis of existing gearbox, without designing auxiliary transmission, production and assembler
Skill is easy, and production cost is relatively low；Gearbox is integral type, and all parts are respectively positioned in same casing, and gear lubrication effect is good, makes
Use long lifespan.
Brief description of the drawings
Fig. 1 is the transmission principle figure of each power transmission shaft in the utility model gearbox.
Fig. 2 is the utility model forerunner's gear drive schematic diagram.
Fig. 3 is the utility model rear-guard gear drive schematic diagram.
Embodiment
Embodiment：A kind of front and rear driving gearbox of integral type tractor as shown in Figure 1, 2, 3, is provided with gearbox
Input shaft 2, variable-speed shaft 1, secondary variable-speed shaft 3, reversing shaft 10, steering spindle 4, transition axis 5, output shaft 6；It is provided with input shaft 2 dynamic
Powershift gear 12, two third gear clutch gears 23 and travelling gear 22, two third gear shift forks are installed in the neck of two third gear clutch gear 23
24；The reverse gear clutch gear 25 of change-speed gearing 11 and one is installed on variable-speed shaft 1, one is provided with the neck of a reverse gear clutch gear 25
Reverse speed fork 27；High low speed clutch gear 20 and central driver gear 14 are installed on secondary variable-speed shaft 3, in high low speed clutch tooth
High low speed shift fork 21 is installed in the neck of wheel 20；Reverse gear transition gear 26 is installed on reversing shaft 10；Installed in steering spindle 4
There are planetary gearsets, planetary gearsets input tooth 19 is meshed with central driver gear 14；Transition axis 5 is divided to for left and right two, mistake
The front end for crossing axle 5 is provided with forerunner's transition gear 18, and rear end is provided with forerunner's reduction gearing 17；Output shaft 6 is divided to for left and right two,
The two forerunner's output gears 16 in left and right are separately installed with output shaft 6, the output gear 15 of left and right two of planetary gearsets is distinguished
Engaged with the forerunner's transition gear 18 of left and right two, the forerunner's reduction gearing 17 of left and right two again respectively with the forerunner's output gear of left and right two
The engagement of wheel 16, output shaft 6 with two front-wheels of tractor with being connected respectively；Rear-guard power gear 13, rear-guard are installed in gearbox
Transition axis 7, prop shaft 8 and rear-guard output shaft 9, rear-guard power gear 13 are arranged on central driver gear on secondary variable-speed shaft 3
14 side, rear-guard transition axis 7 are arranged on the secondary rear end of variable-speed shaft 3, rear-guard transition gear 28 are provided with rear-guard transition axis 7, after
Drive transition gear 28 to be meshed with rear-guard power gear 13, prop shaft 8 is arranged on the rear end of rear-guard transition axis 7, rear-guard transmission
Rear-guard travelling gear 29, rear-guard clutch gear 30 and tapered fluted disc 33, rear-guard travelling gear 29 and rear-guard transition are installed on axle 8
Gear 28 is meshed, and rear-guard shift fork 31 is provided with the neck of rear-guard clutch gear 30, and the side of rear-guard clutch gear 30 is machined with flower
Key teeth, it can be embedded in the spline of rear-guard travelling gear 29 and be meshed therewith, after rear-guard output shaft 9 is arranged on prop shaft 8
End, the front end of rear-guard output shaft 9 are provided with output bevel gear wheel 32, and output bevel gear wheel 32 is meshed with tapered fluted disc 33, rear-guard output
Axle 9 is connected with tractor rear wheel running gear.
Claims (1)
1. power-assisted gearbox, is provided with input shaft in gearbox after integral type tractor（2）, variable-speed shaft（1）, secondary variable-speed shaft
（3）, reversing shaft（10）, steering spindle（4）, transition axis（5）, output shaft（6）；Input shaft（2）On power gear is installed（12）, two
Third gear clutch gear（23）And travelling gear（22）, two third gear clutch gears（23）Two third gear shift forks are installed in neck（24）；
Variable-speed shaft（1）On change-speed gearing is installed（11）With a reverse gear clutch gear（25）, a reverse gear clutch gear（25）Pacify in neck
Equipped with a reverse speed fork（27）；In secondary variable-speed shaft（3）On high low speed clutch gear is installed（20）And central driver gear（14）,
In high low speed clutch gear（20）Neck in high low speed shift fork is installed（21）；Reversing shaft（10）On reverse gear transition tooth is installed
Wheel（26）；In steering spindle（4）On planetary gearsets are installed, planetary gearsets input tooth（19）With central driver gear（14）Phase
Engagement；Transition axis（5）It is divided into left and right two, transition axis（5）Front end forerunner's transition gear is installed（18）, before rear end is provided with
Drive reduction gearing（17）；Output shaft（6）It is divided into left and right two, in output shaft（6）On be separately installed with left and right two forerunners output
Gear（16）, the output gear of left and right two of planetary gearsets（15）Respectively with the forerunner's transition gear of left and right two（18）Engagement, it is left
Right two forerunner's reduction gearing（17）Again respectively with the forerunner's output gear of left and right two（16）Engagement, output shaft（6）With tractor
Front wheel walking system connects；It is characterized in that：Rear-guard power gear is installed in gearbox（13）, rear-guard transition axis（7）, rear-guard
Power transmission shaft（8）With rear-guard output shaft（9）, rear-guard power gear（13）Installed in secondary variable-speed shaft（3）Upper central driver gear（14）
Side, rear-guard transition axis（7）Installed in secondary variable-speed shaft（3）Rear end, rear-guard transition axis（7）On rear-guard transition gear is installed
（28）, rear-guard transition gear（28）With rear-guard power gear（13）It is meshed, prop shaft（8）Installed in rear-guard transition axis
（7）Rear end, prop shaft（8）On rear-guard travelling gear is installed（29）, rear-guard clutch gear（30）With tapered fluted disc（33）,
Rear-guard travelling gear（29）With rear-guard transition gear（28）It is meshed, rear-guard clutch gear（30）Rear-guard shift fork is installed in neck
（31）, rear-guard clutch gear（30）Side is machined with spline tooth, can be embedded in rear-guard travelling gear（29）Spline in phase therewith
Engagement, rear-guard output shaft（9）Installed in prop shaft（8）Rear end, rear-guard output shaft（9）Front end is provided with output bevel gear wheel
（32）, output bevel gear wheel（32）With tapered fluted disc（33）It is meshed, rear-guard output shaft（9）Connect with tractor rear wheel running gear
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720831176.0U CN207145549U (en) | 2017-07-11 | 2017-07-11 | Power-assisted gearbox after integral type tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720831176.0U CN207145549U (en) | 2017-07-11 | 2017-07-11 | Power-assisted gearbox after integral type tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145549U true CN207145549U (en) | 2018-03-27 |
Family
ID=61672737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720831176.0U Active CN207145549U (en) | 2017-07-11 | 2017-07-11 | Power-assisted gearbox after integral type tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145549U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265934A (en) * | 2019-04-19 | 2021-01-26 | 南京禹智智能科技有限公司 | Guiding automobile parking assisting device and using method thereof |
-
2017
- 2017-07-11 CN CN201720831176.0U patent/CN207145549U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112265934A (en) * | 2019-04-19 | 2021-01-26 | 南京禹智智能科技有限公司 | Guiding automobile parking assisting device and using method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104121346B (en) | Single planetary row confluxes hydraulic machinery compound split path transmission wheel box | |
| CN103939536B (en) | Many gear tractors change speed gear box | |
| CN202439565U (en) | Tractor chassis transmission device | |
| CN207145549U (en) | Power-assisted gearbox after integral type tractor | |
| CN103291857A (en) | Gearbox of small tractor | |
| CN201530316U (en) | Small tractor gearbox | |
| CN204647175U (en) | The shifted case apparatus of large power wheel tractor synchronize fully device | |
| CN102937177B (en) | The agricultural machinery gearbox of double dynamical output | |
| CN207145550U (en) | Tractor is front and rear to drive transfer gear box | |
| CN209414529U (en) | A kind of commutation of tractor dynamic power and power high to low gear gearbox transmission mechanism | |
| CN206633815U (en) | Compound transmission with propons differential lock and two-axis transfer case apparatus | |
| CN203847640U (en) | Gearbox of tractor | |
| CN207740403U (en) | Vehicular multifunctional gearbox | |
| CN206641017U (en) | It is a kind of to determine diameter pulley formula 4 wheel driven transmission assembly for harvest machinery | |
| CN201875064U (en) | Gear box with double driving conversion mechanisms | |
| CN201818751U (en) | Auto-synchronous tractor gearbox adopting double differential gears with independent front drive, independent back drive and front-and-back drive | |
| CN202242968U (en) | Variable speed driving axle of electric vehicle | |
| CN110469639A (en) | A kind of tractor full power power-shift gear box | |
| CN203979313U (en) | Two shift transmissions | |
| CN204533387U (en) | A kind of speed changer having reverse gear function | |
| CN203363022U (en) | Small-sized tractor gearbox | |
| CN203717798U (en) | Steering wheel tractor speed changing box | |
| CN207500410U (en) | Power-assisted gear box of tractor afterwards | |
| CN2910665Y (en) | Hinge joint tractor able to be driven forward or backward | |
| CN205423772U (en) | 4 wheel driven drive gear case |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |