CN101225871A - Gear-box for differential type walking tractor - Google Patents
Gear-box for differential type walking tractor Download PDFInfo
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- CN101225871A CN101225871A CNA2008100138779A CN200810013877A CN101225871A CN 101225871 A CN101225871 A CN 101225871A CN A2008100138779 A CNA2008100138779 A CN A2008100138779A CN 200810013877 A CN200810013877 A CN 200810013877A CN 101225871 A CN101225871 A CN 101225871A
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Abstract
The invention discloses a differential velocity type of gearbox for walking tractors, comprising a reverse gear axis, a I axis, a II axis, a III axis, a IV axis, a differential assembly, and two half axes. The reverse gear axis is arranged inside the gearbox housing. A cluster gear comprising a reverse-gear central master gear and a reverse-gear central output gear is arranged on the reverse gear axis. A cluster gear, comprising a first drive gear and a second drive gear, and a reverse drive gear are arranged on the I axis. A cluster gear, comprising a first driven gear, a power output gear and a second driven gear, a reverse driven gear, and a reverse driven output gear are arranged on the II axis, wherein, the reverse driven gear and the reverse driven output gear form a cluster gear. A working cluster gear, comprising a central gear and a central output gear, and a forward speed central gear are arranged on the III axis. A cluster gear, comprising a central drive gear and a central driven gear, is arranged on the IV axis. The differential velocity type of gearbox for walking tractors has the advantages of solving the steering problem of the walking tractor by means of controlling the clutch, enabling the walking tractor to steer flexibly, and reinforcing the operating safety.
Description
Technical field
The present invention relates to a kind of gearbox, relate in particular to the gearbox of using on a kind of hand tractor.
Background technique
At present, the used hand tractor in market does not have differential mechanism, turn to if desired, then need solenoidoperated cluthes to realize, turn to thereto, then open which side clutch, the shortcoming of this steering gear is, has again at existing descending under the situation about turning to, and is just in time opposite to the operation of clutch, be easy to occur the steering operation error like this, cause car to turn over the accident that the people hinders.
Summary of the invention
Technical problem to be solved by this invention provides a kind ofly makes hand steered dilatory manipulation, turn to gear-box for differential type walking tractor flexibly.
For solving the problems of the technologies described above, technological scheme of the present invention is: gear-box for differential type walking tractor, comprise gear box, in the described gear box reverse gear shaft is installed, I axle as power input shaft, II axle as intermediate propeller shaft, III axle as intermediate propeller shaft, IV axle as intermediate propeller shaft, and differential assembly, one end is installed on the described differential assembly and the other end is used to install two semiaxis of wheel, one end of described I axle stretches out described casing and is connected with clutch, one end of described two semiaxis all stretches out described casing, middle master gear of reverse gear and the middle output gear of reverse gear are installed, output gear composition stepped gear in the middle of master gear and the reverse gear in the middle of the described reverse gear on the described reverse gear shaft; One grade of driving gear and second gear driving gear are installed on the described I axle, a described retaining driving gear and second gear driving gear are formed stepped gear, described stepped gear can move axially along described I axle by shift fork, on the described I axle reverse driving gear is installed also, described reverse driving gear can move axially along described I axle by shift fork, described reverse driving gear can with gear in the middle of the described reverse gear; The stepped gear of being made up of a retaining driven gear, power output gear and second gear driven gear is installed on the described II axle, a described retaining driven gear can mesh with described one grade of driving gear by shift fork, and described second gear driven gear can mesh with described second gear driving gear by shift fork; The reverse gear driven gear that meshes with the middle output gear of reverse gear also is installed on the described II axle, is reached the driven output gear of reverse gear of forming stepped gear with described reverse gear driven gear; Be equipped with on the described III axle can with the intermediate gear and the middle output gear of the driven output gear of the reverse gear of described II axle engagement, described intermediate gear and middle output gear are formed the work tower gear, and described work tower gear can move axially along described III axle by shift fork; On the described III axle forward gears intermediate gear is installed also, engagement gear ring in one side of described forward gears intermediate gear output gear in the middle of described is provided with, the engagement gear ring can mesh with described middle output gear in described, and described forward gears intermediate gear can mesh with the power output gear of described II axle; The stepped gear of being made up of middle driving gear and middle driven gear is installed on the described IV axle, and described middle driving gear can mesh with output gear in the middle of the described III axle, the gearwheel of the biography eventually engagement of described middle driven gear and described differential assembly.
Owing to adopted technique scheme, gear-box for differential type walking tractor, comprise gear box, in the described gear box reverse gear shaft is installed, I axle as power input shaft, II axle as intermediate propeller shaft, III axle as intermediate propeller shaft, IV as intermediate propeller shaft, and differential assembly, one end is installed on the described differential assembly and the other end is used to install two semiaxis of wheel, one end of described I axle stretches out described casing and is connected with clutch, one end of described two semiaxis all stretches out described casing, middle master gear of reverse gear and the middle output gear of reverse gear are installed, output gear composition stepped gear in the middle of master gear and the reverse gear in the middle of the described reverse gear on the described reverse gear shaft; One grade of driving gear and second gear driving gear are installed on the described I axle, a described retaining driving gear and second gear driving gear are formed stepped gear, described stepped gear can move axially along described I axle by shift fork, on the described I axle reverse driving gear is installed also, described reverse driving gear can move axially along described I axle by shift fork, described reverse driving gear can with gear in the middle of the described reverse gear; The stepped gear of being made up of a retaining driven gear, power output gear and second gear driven gear is installed on the described II axle, a described retaining driven gear can mesh with described one grade of driving gear by shift fork, and described second gear driven gear can mesh with described second gear driving gear by shift fork; The reverse gear driven gear that meshes with the middle output gear of reverse gear also is installed on the described II axle, is reached the driven output gear of reverse gear of forming stepped gear with described reverse gear driven gear; Be equipped with on the described III axle can with the intermediate gear and the middle output gear of the driven output gear of the reverse gear of described II axle engagement, described intermediate gear and middle output gear are formed the work tower gear, and described work tower gear can move axially along described III axle by shift fork; On the described III axle forward gears intermediate gear is installed also, engagement gear ring in one side of described forward gears intermediate gear output gear in the middle of described is provided with, the engagement gear ring can mesh with described middle output gear in described, and described forward gears intermediate gear can mesh with the power output gear of described II axle; The stepped gear of being made up of middle driving gear and middle driven gear is installed on the described IV axle, and described middle driving gear can mesh with output gear in the middle of the described III axle, the gearwheel of the biography eventually engagement of described middle driven gear and described differential assembly; Being provided with of differential mechanism solved the problem that solenoidoperated cluthes turn to hand tractor, and hand tractor is turned to flexibly, increased the Security of operation.
Description of drawings
Accompanying drawing is the structural representation of the embodiment of the invention.
Embodiment
As shown in drawings, gear-box for differential type walking tractor, comprise gear box 1, reverse gear shaft 2 is installed in the described gear box 1, as the I axle 3 of power input shaft, as the II axle 4 of intermediate propeller shaft, as the III axle 5 of intermediate propeller shaft, as the IV axle 6 of intermediate propeller shaft, and differential assembly 8, one end is installed on the described differential assembly 8 and the other end is used to install two semiaxis 7 of wheel, one end of described I axle 3 stretches out described casing 1 and is connected with clutch, one end of described two semiaxis 7 all stretches out described casing 1, wherein:
Middle master gear Z2 of reverse gear and the middle output gear Z1 of reverse gear are installed, output gear Z1 composition stepped gear in the middle of master gear Z2 and the reverse gear in the middle of the described reverse gear on a. described reverse gear shaft 2.
One grade of driving gear Z4 and second gear driving gear Z5 are installed on the b. described I axle 3, a described retaining driving gear Z4 and second gear driving gear Z5 form stepped gear, described stepped gear can move axially along described I axle 3 by shift fork, on the described I axle 3 reverse driving gear Z3 is installed also, described reverse driving gear Z3 can move axially along described I axle 3 by shift fork, and described reverse driving gear Z3 can mesh with master gear Z2 in the middle of the described reverse gear.
The stepped gear of being made up of a retaining driven gear Z8, power output gear Z9 and second gear driven gear Z10 is installed on the c. described II axle 4, a described retaining driven gear Z8 can mesh with described one grade of driving gear Z4 by shift fork, and described second gear driven gear Z10 can mesh with described second gear driving gear Z5 by shift fork; The reverse gear driven gear Z6 that meshes with the middle output gear Z1 of reverse gear also is installed on the described II axle 4, reaches the driven output gear Z7 of reverse gear that forms stepped gear with described reverse gear driven gear Z6.
D. be equipped with on the described III axle 5 can with the intermediate gear Z11 and the middle output gear Z12 of the driven output gear Z7 of the reverse gear of described II axle 4 engagement, described intermediate gear Z11 and middle output gear Z12 form the work tower gear, and described work tower gear can move axially along described III axle 5 by shift fork; Forward gears intermediate gear Z13 also is installed on the described III axle 5, engagement gear ring 9 in the side of described forward gears intermediate gear Z13 output gear Z12 in the middle of described is provided with, engagement gear ring 9 can mesh with described middle output gear Z12 in described, and described forward gears intermediate gear Z13 can mesh with the power output gear Z9 of described II axle 4.Described work tower gear is as the walking states of gearbox or the selection shelves of non-walking states, to satisfy different working condition requirements, engagement gear ring 9 engagements in described work tower gear and described forward gears intermediate gear Z13 described, when the driven output gear Z7 of described work tower gear and described reverse gear meshes simultaneously, gearbox is in walking states, can realize hand tractor reverse gear and advance; When described work tower gear breaks away from described forward gears intermediate gear Z13 and the driven output gear Z7 of reverse gear, the transmission of power of all working gears in cutting off working gears all in the reverse gear and advancing, gearbox is in non-walking states, any manipulation of clutch and gear can not make hand tractor walking, the potential safety hazard of having avoided misoperation to bring.
The stepped gear of being made up of middle driving gear Z15 and middle driven gear Z14 is installed on the e. described IV axle 6, driving gear Z15 can mesh with described III axle 5 middle output gear Z12 in the middle of described, and the gearwheel Z16 that passes eventually of described middle driven gear Z14 and described differential assembly 8 meshes.
Drive path of the present invention is as follows:
One grade: the gearwheel of the biography eventually Z16 of the middle driven gear Z14 → differential assembly 8 on the middle driving gear Z15 → IV axle 6 on the middle output gear Z12 → IV axle 6 on the forward gears intermediate gear Z13 → III axle 5 on the power output gear Z9 → III axle 5 on the retaining of one on one grade of driving gear Z4 → II axle 4 on the I axle 3 driven gear Z8 → II axle 4.
Second gear: the gearwheel of the biography eventually Z16 of the middle driven gear Z14 → differential assembly 8 on the middle driving gear Z15 → IV axle 6 on the middle output gear Z12 → IV axle 6 on the forward gears intermediate gear Z13 → III axle 5 on the power output gear Z9 → III axle 5 on the second gear driven gear Z10 → II axle 4 on the second gear driving gear Z5 → II axle 4 on the I axle 3.
Reverse gear: the gearwheel of the biography eventually Z16 of the middle driven gear Z14 → differential assembly 8 on the middle driving gear Z15 → IV axle 6 on the middle output gear Z12 → IV axle 6 on the intermediate gear Z11 → III axle 5 on the driven output gear Z7 of the reverse gear → III axle 5 on the reverse gear driven gear Z6 → II axle 4 in the middle of the reverse gear in the middle of the reverse gear on the reverse driving gear Z3 → reverse gear shaft 2 on the I axle 3 on master gear Z2 → reverse gear shaft 2 on output gear Z1 → II axle 4.
Aforesaid one grade, second gear, reverse gear could be realized in the time of must being in working state at the work tower gear on the described III axle 5, described working state is: middle output gear Z12 on the described III axle 5 and described forward gears intermediate gear Z13 engagement, the driven output gear Z7 engagement of described Z11 of intermediate gear on the III axle 5 and the reverse gear on the II axle 4 simultaneously.
Claims (1)
1. gear-box for differential type walking tractor, comprise gear box (1), reverse gear shaft (2) is installed in the described gear box (1), I axle (3) as power input shaft, II axle (4) as intermediate propeller shaft, III axle (5) as intermediate propeller shaft, IV axle (6) as intermediate propeller shaft, and differential assembly (8), one end is installed in that described differential assembly (8) is gone up and the other end is used to install two semiaxis (7) of wheel, one end of described I axle (3) stretches out described casing (1) and is connected with clutch, one end of described two semiaxis (7) all stretches out described casing (1), it is characterized in that:
Middle master gear (Z2) of reverse gear and the middle output gear (Z1) of reverse gear are installed, output gear (Z1) composition stepped gear in the middle of master gear (Z2) and the reverse gear in the middle of the described reverse gear on a. described reverse gear shaft (2);
One grade of driving gear (Z4) and second gear driving gear (Z5) are installed on the b. described I axle (3), a described retaining driving gear (Z4) and second gear driving gear (Z5) are formed stepped gear, described stepped gear can move axially along described I axle (3) by shift fork, reverse driving gear (Z3) also is installed on the described I axle (3), described reverse driving gear (Z3) can move axially along described I axle (3) by shift fork, and described reverse driving gear (Z3) can mesh with master gear (Z2) in the middle of the described reverse gear;
The stepped gear of being made up of a retaining driven gear (Z8), power output gear (Z9) and second gear driven gear (Z10) is installed on the c. described II axle (4), a described retaining driven gear (Z8) can mesh with described one grade of driving gear (Z4) by shift fork, and described second gear driven gear (Z10) can mesh with described second gear driving gear (Z5) by shift fork; The reverse gear driven gear (Z6) that meshes with the middle output gear of reverse gear (Z1) also is installed on the described II axle (4), is reached the driven output gear of reverse gear (Z7) of forming stepped gear with described reverse gear driven gear (Z6);
The intermediate gear (Z11) and the middle output gear (Z12) that can mesh with the driven output gear of reverse gear (Z7) of described II axle (4) are installed on the d. described III axle (5), described intermediate gear (Z11) and middle output gear (Z12) are formed the work tower gear, and described work tower gear can move axially along described III axle (5) by shift fork; Forward gears intermediate gear (Z13) also is installed on the described III axle (5), engagement gear ring (9) in one side of described forward gears intermediate gear (Z13) output gear (Z12) in the middle of described is provided with, engagement gear ring (9) can mesh with described middle output gear (Z12) in described, and described forward gears intermediate gear (Z13) can mesh with the power output gear (Z9) of described II axle (4);
The stepped gear of being made up of middle driving gear (Z15) and middle driven gear (Z14) is installed on the e. described IV axle (6), driving gear (Z15) can mesh with output gear (Z12) in the middle of the described III axle (5) in the middle of described, and described middle driven gear (Z14) meshes with the gearwheel (Z16) that passes eventually of described differential assembly (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100138779A CN100562675C (en) | 2008-01-18 | 2008-01-18 | Gear-box for differential type walking tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2008100138779A CN100562675C (en) | 2008-01-18 | 2008-01-18 | Gear-box for differential type walking tractor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101225871A true CN101225871A (en) | 2008-07-23 |
| CN100562675C CN100562675C (en) | 2009-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2008100138779A Expired - Fee Related CN100562675C (en) | 2008-01-18 | 2008-01-18 | Gear-box for differential type walking tractor |
Country Status (1)
| Country | Link |
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| CN (1) | CN100562675C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524210A (en) * | 2021-02-08 | 2021-03-19 | 万鑫精工(湖南)股份有限公司 | Speed reducer for crane and crane |
-
2008
- 2008-01-18 CN CNB2008100138779A patent/CN100562675C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112524210A (en) * | 2021-02-08 | 2021-03-19 | 万鑫精工(湖南)股份有限公司 | Speed reducer for crane and crane |
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| Publication number | Publication date |
|---|---|
| CN100562675C (en) | 2009-11-25 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20110118 |