CN206539660U - A kind of crawler travel compliance steer gearbox - Google Patents
A kind of crawler travel compliance steer gearbox Download PDFInfo
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- CN206539660U CN206539660U CN201621259068.2U CN201621259068U CN206539660U CN 206539660 U CN206539660 U CN 206539660U CN 201621259068 U CN201621259068 U CN 201621259068U CN 206539660 U CN206539660 U CN 206539660U
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- gear
- tooth sector
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- variable
- compliance steer
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Abstract
The utility model discloses a kind of crawler travel compliance steer gearbox, the hydrostatic stepless speed change device being connected including casing and with casing, the inside of the casing includes input shaft, the variable-speed shaft being connected with input shaft, the jackshaft being connected with variable-speed shaft, left driving shaft and right driving axle, the input shaft is connected with hydrostatic stepless speed change device, the input shaft, variable-speed shaft, jackshaft, one group is equipped with left driving shaft and right driving axle is used for the gear that power is transmitted, the lower section of the jackshaft is provided with a pair of steering cluths, the pair of steering cluth is respectively equipped with gear p and gear t close to its end position, central driver gear r is provided between the pair of steering cluth, tooth sector q and tooth sector s.The beneficial effects of the utility model are that the compliance steer gearbox can be very good to reduce the radius of turn of unit, improve unit in deep mud feet fields block adaptability.
Description
Technical field
The utility model belongs to agricultural machinery, and in particular to a kind of crawler travel compliance steer gearbox.
Background technology
Due to traditional crawler travel with gearbox using the unilateral crawler belt of braking, opposite side caterpillar drive, its radius of turn
For gauge, radius of turn is larger, so being referred to as rigid steering principle；This steering principle frame and the stress of crawler belt are big, to machine
The intensity and rigid requirements of frame are high, and the abrasion of crawler belt is big, easily causes the earlier period damage of crawler belt；Turn in the deeper field of mud pin
Have when curved it is in heaps gather around mud, very big difficulty is brought to follow-up farmland operation, is particularly turned in the deep field equipment of mud pin tired
Difficulty, or even cause to fall into car due to turning to difficulty.Therefore there is the ecological agriculture crawler travel compliance steer of compliance steer principle
Gearbox is to arise at the historic moment.My company is by repetition test research and analysis, using the forward and reverse differential operation of driving wheel, it is possible to
Problem above is solved, and by repetition test research and analysis, have found the forward and reverse differential ratio for solving problem above.Mesh
Before, China's crawler travel, also without appropriate products, uses rigid steering principle gearbox mostly with compliance steer gearbox, due to
Rigid steering principle gearbox is big with compliance steer gearbox live load compared with crawler travel, using unreliable, and failure is more.This shoe
With improvement of the walking with compliance steer gearbox, at home and abroad have not been reported at present.
Utility model content
In order to solve technical problem present in prior art, the utility model is simpler there is provided structure, manufactures, uses
Cost is low and assembles, repair more easily a kind of crawler travel compliance steer gearbox.
The technical solution of the utility model is as follows：
A kind of crawler travel compliance steer gearbox, including casing and the hydrostatic electrodeless variable-speed with casing drive connection
Device, it is characterised in that the inside of the casing includes input shaft, the variable-speed shaft being connected with input shaft, passed with variable-speed shaft
The jackshaft of dynamic connection and right driving axle, left driving shaft for power output, the input shaft are filled with hydrostatic electrodeless variable-speed
Put and one group is equipped with drive connection, the input shaft, variable-speed shaft, jackshaft, left driving shaft and right driving axle for power biography
The gear passed, the lower section of the jackshaft is provided with a pair of steering cluths, and the pair of steering cluth is close to its end position
Be respectively equipped between gear p and gear t, the pair of steering cluth provided with central driver gear r and with central driver gear r
Coordinate transmission tooth sector q, tooth sector s, the tooth sector q and tooth sector s respectively with right driving axle and left driving
Gear drive connection on axle.
Described a kind of crawler travel compliance steer gearbox, it is characterised in that the tooth sector q and tooth sector
S is symmetrically arranged at central driver gear r both sides, is set between central driver gear r and tooth sector q and tooth sector s
Have in dental inlay, the dental inlay provided with steering shift fork.
A kind of described crawler travel compliance steer gearbox, it is characterised in that the input shaft provided with gear a and
Gear b, the variable-speed shaft is provided with gear c, gear d, gear e, gear f, gear g, gear h and gear i, its middle gear c, tooth
Wheel d, gear e, gear f and gear g are coaxially disposed, and gear h and gear i constitutes duplicate gear, are arranged on and become by needle bearing
On fast axle, the jackshaft is provided with gear j, gear k, gear l, gear m and gear n, and its middle gear n is coaxially set with gear j
Put, spline housing is fixed with gear k, gear l and gear m are connected by the spline housing on spline and gear k, spline housing
Empty set is arranged on jackshaft, and gear l and gear m can move to realize shift on spline housing.
A kind of described crawler travel compliance steer gearbox, it is characterised in that the friction plate of the steering cluth
Using Wet-type paper piece.
Described a kind of crawler travel compliance steer gearbox, it is characterised in that the jackshaft left end, which is provided with, to be used for
Realize the gear o of equipment braking or parking.
A kind of described crawler travel compliance steer gearbox, it is characterised in that the gear g can simultaneously with gear k
And central driver gear r is engaged transmission.
Described a kind of crawler travel compliance steer gearbox, it is characterised in that the tooth sector q and tooth sector
S is respectively arranged below with a pair of gears, and the tooth sector q and tooth sector s are by setting a pair of gears and the right side thereunder
Meshed transmission gear in drive shaft and left driving shaft.
The beneficial effects of the utility model are that the compliance steer gearbox can be very good to reduce the radius of turn of unit,
Unit is improved in deep mud feet fields block adaptability；The stress of gearbox, crawler belt and frame is smaller, so as to reduce Gearbox Fault
Rate, reduces maintenance cost.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure, 1- input shafts, 11- gears a, 12- gear b, 2- variable-speed shaft, 21- gears c, 22- gear d, 23- gear e,
The hydrostatic stepless speed change device of 24- gears f, 25- gear g, 26- gear h, 27- gear i, 3-；4- jackshafts, 41- gear j,
42- gears k, 43- gear l, 44- gear m, 45- gear n, 46- gear o, 5- steering cluth, 51- gears p, 52- turn to tooth
Wheel q, 53- central driver gears r, 54- tooth sector s, 55- gear t, 6- casing, 61- gears u, 62- gear v, 63- gear w,
64- gears x, 65- gear y, 66- gear z, 7- right driving axle, 8- left driving shafts.
Embodiment
The utility model is described in further detail below in conjunction with Figure of description.
As shown in figure 1, a kind of crawler travel compliance steer gearbox, including input shaft 1, gear a11, gear b12, change
Fast axle 2, gear c21, gear d22, gear e23, gear f24, gear g25, gear h26, gear i27, hydrostatic variable speed
Device 3, jackshaft 4, gear j41, gear k42, gear l43, gear m44, gear n45, gear o46, steering cluth 5, tooth
Take turns p51, tooth sector q52, central driver gear r53, tooth sector s54, gear t55, casing 6, gear u61, gear v62,
Gear w63, gear x64, gear y65, gear z66, right driving axle 7 and left driving shaft 8.Input shaft 1 and hydrostatic variable speed
Device 3（HST）Drive connection, gear a11 and gear b12 are arranged on input shaft 1, gear c21, gear d22, gear e23, tooth
Take turns f24, gear g25 coaxially and be arranged on variable-speed shaft 2, gear h26 and gear i27 constitutes duplicate gear, passes through needle bearing
On variable-speed shaft 2, gear j41, gear n45 are coaxial and are arranged on jackshaft 4, and spline housing, tooth are fixed with gear k42
Wheel l43 and gear m44 is connected by spline with spline housing, and spline housing empty set is on jackshaft 4, and gear l43 and gear m44 can be with
Move to realize shift on spline housing.Gear u61 is coaxially disposed with gear v62, and gear w63 is coaxially disposed with gear x64.Tooth
It is that variable-speed shaft 2 provides speed two kinds of speed of shelves with gear f24 engaged transmissions that a11, which is taken turns, with gear c21 engaged transmissions or gear b12；
The gear g25 and gear k42 and central driver gear r53 of variable-speed shaft 2 engaged transmission simultaneously, g25 points through gear of power is two-way,
It is that left driving shaft 8 and the fast pulldown of right driving axle 7 provide dynamic all the way through gear g25 and central driver gear r53 engaged transmissions
Power, another road, through gear g25 and gear k42 engaged transmissions, is that left driving shaft 8 and the just reverse slow-speed drive of right driving axle 7 are provided
Power, with reference to the steering cluth 5 on left side or right side during steering, it is possible to achieve the just reverse slow-speed drive of the side；Forward direction is at a slow speed
Transmission, passes through gear l43 and gear h26 engaged transmissions, it is possible to achieve positive slow running；Similarly pass through gear m44 and gear
N45 engaged transmissions, it is possible to achieve reverse slow running.
The dental inlay for steering is respectively equipped between central driver gear r53 and tooth sector q52 and tooth sector s54,
Shift fork is turned to by rotating, it is possible to achieve turn to shift fork and separate or combine with dental inlay, that is, cut off or couple coming from central transmission tooth
The power of r53 transmission is taken turns, after the steering shift fork that turns right makes dental inlay be separated with central driver gear r53 power, is continued to the right
Rotate and turn to shift fork, tooth sector q52, which moves right, pushes steering cluth 5, combines right hand steering clutch 5, so that
Obtain gear p51 and drive tooth sector q52 moved in coaxial, tooth sector q52 and gear w63 engaged transmissions, then by gear x64 and the right side
Gear y65 engaged transmissions in drive shaft 7, move right driving axle 7；Turning to shift fork when turning left makes dental inlay and central transmission
After the separation of gear r53 power, continue the steering shift fork that turns left, tooth sector s54 is moved to the left pushing left side steering cluth
5, combine left side steering cluth 5, gear t55 drives tooth sector s54 moved in coaxial, tooth sector s54 is nibbled with gear v62
Transmission, then the gear z66 engaged transmissions on gear u61 and left driving shaft 8 are closed, left driving shaft 8 is moved；Thus can be real
It is existing forward and inverse to slow running；The pushing of release steering shift control stick, tooth sector q52 or tooth sector s54 in steering spring
Under effect, steering cluth 5 is separated, turn to dental inlay and combined again with central driver gear r53, unit straight-line travelling.Pass through
Left and right steering shift fork is rotated, supporting equipment just can easily and flexibly realize left and right turn to.Gear o46 and gear
When n45 is engaged, pull steering shift fork to realize the left and right braking of equipment or pull steering shift fork to realize equipment simultaneously
Parking braking；When gear l43 is engaged with gear h26 or gear m44 is engaged with gear n45, shift fork, Ke Yishi are turned to while operating
The differential rotating of existing one side drive shaft.
Embodiment 1：
The quick walking movement of straight line of crawler belt（Left driving shaft 8 and the constant velocity rotation of right driving axle 7）Drive path, turn to from
Clutch 5 is separated, gear a11 engaged with gear c21 or gear b12 with gear f24 engaged transmissions so that variable-speed shaft 2 is moved, speed change
Gear g25 on axle 2 is engaged with central driver gear r53, and central driver gear r53 engagements drive the steering being coaxial therewith simultaneously
Gear q52 and tooth sector s54 motions, tooth sector q52 is engaged with gear w63, and gear w63 drives the gear being coaxial therewith
X64 is moved, and gear x64 is engaged with the gear y65 on right driving axle 7 so that right driving axle 7 is moved；Tooth sector s54 and gear
V62 is engaged, and gear v62 drives the gear u61 motions being coaxial therewith, and gear u61 is engaged with the gear z66 on left driving shaft 8, made
Obtain left driving shaft 8 to move, can so realize the quick walking movement of straight line of crawler belt.During the quick walking movement of straight line, gear o46
When being engaged with gear n45, pull steering shift fork to realize the left and right braking of equipment or pull steering shift fork to realize simultaneously
The parking braking of equipment.
Embodiment 2：
The right-hand bend campaign of crawler belt（Left driving shaft 8 is quick, the slow rotation of right driving axle 7）Drive path, turn right
Turning to shift fork makes after dental inlay separates with central driver gear r53 power, continues the steering shift fork that turns right, tooth sector q52 to
Pushing steering cluth 5 is moved right, right hand steering clutch 5 is combined；Gear a11 is engaged or gear b12 and tooth with gear c21
Wheel f24 engaged transmissions cause variable-speed shaft 2 to move, and the gear g25 on variable-speed shaft 2 is engaged with central driver gear r53, central transmission
Gear r53 engagements drive the tooth sector s54 being coaxial therewith to move simultaneously, and tooth sector s54 is engaged with gear v62, gear v62
The gear u61 motions being coaxial therewith are driven, gear u61 is engaged with the gear z66 on left driving shaft 8 so that left driving shaft 8 is quick
Motion；Gear g25 on variable-speed shaft 2 is engaged with gear k42, and gear k42 drives the gear l43 motions being coaxial therewith, gear l43
Engaged with gear h26, gear h26 drives the gear i27 motions being coaxial therewith, and gear i27 engages with gear t55, gear t55 and
Gear n45 is engaged, and gear n45 drives the gear j41 motions being coaxial therewith, and gear j41 is engaged with gear p51, and gear p51 drives
The tooth sector q52 motions being coaxial therewith, tooth sector q52 is engaged with gear w63, and gear w63 drives the gear being coaxial therewith
X64 is moved, and gear x64 is engaged with the gear y65 on right driving axle 7 so that the microinching of right driving axle 7.
Embodiment 3：
The left-hand bend campaign of crawler belt（Left driving shaft 8 at a slow speed, the quick rotation of right driving axle 7）Drive path, turn left
Turning to shift fork makes after dental inlay separates with central driver gear r53 power, continues the steering shift fork that turns left, tooth sector s54 to
Pushing left side steering cluth 5 is moved left, left side steering cluth 5 is combined；Gear a11 is engaged or gear b12 with gear c21
With gear f24 engaged transmissions variable-speed shaft 2 is moved, the gear g25 on variable-speed shaft 2 is engaged with central driver gear r53, center
Travelling gear r53 engagements drive the tooth sector q52 being coaxial therewith to move simultaneously, and tooth sector q52 is engaged with gear w63, tooth
Wheel w63 drives the gear x64 motions being coaxial therewith, and gear x64 is engaged with the gear y65 on right driving axle 7 so that right driving axle
7 quick motions；Gear g25 on variable-speed shaft 2 is engaged with gear k42, and gear k42 drives the gear l43 motions being coaxial therewith, tooth
Wheel l43 is engaged with gear h26, and gear h26 drives the gear i27 motions being coaxial therewith, and gear i27 is engaged with gear t55, gear
T55 drives the tooth sector s54 motions being coaxial therewith, and tooth sector s54 is engaged with gear v62, and gear v62 drives and is coaxial therewith
Gear u61 motions, gear u61 engages with the gear z66 on left driving shaft 8 so that the microinching of left driving shaft 8.
Embodiment 4：
The right-hand bend campaign of crawler belt（Left driving shaft 8 is quick, the reverse slow rotation of right driving axle 7）Drive path, to the right
Rotate and turn to shift fork and make after dental inlay separates with central driver gear r53 power, to continue turn right steering shift fork, tooth sector
Q52, which moves right, pushes steering cluth 5, combines right hand steering clutch 5；Gear a11 is engaged or gear with gear c21
B12 causes variable-speed shaft 2 to move with gear f24 engaged transmissions, and the gear g25 on variable-speed shaft 2 is engaged with central driver gear r53,
Central driver gear r53 engagements drive the tooth sector s54 being coaxial therewith to move simultaneously, and tooth sector s54 is nibbled with gear v62
Close, gear v62 drives the gear u61 motions being coaxial therewith, gear u61 is engaged with the gear z66 on left driving shaft 8 so that left
Drive shaft 8 is quickly moved；Gear g25 on variable-speed shaft 2 is engaged with gear k42, and gear k42 drives the gear m44 being coaxial therewith
Motion, gear m44 is engaged with gear n45, and gear n45 drives the gear j41 motions being coaxial therewith, and gear j41 is nibbled with gear p51
Close, gear p51 drives the tooth sector q52 motions being coaxial therewith, tooth sector q52 is engaged with gear w63, and gear w63 drives
The gear x64 motions being coaxial therewith, gear x64 is engaged with the gear y65 on right driving axle 7 so that right driving axle 7 is reverse at a slow speed
Motion.
Embodiment 5：
The left-hand bend campaign of crawler belt（Left driving shaft 8 is reverse at a slow speed, the quick rotation of right driving axle 7）Drive path, to the left
Rotate and turn to shift fork and make after dental inlay separates with central driver gear r53 power, to continue turn left steering shift fork, tooth sector
S54 is moved to the left pushing left side steering cluth 5, combines left side steering cluth 5；Gear a11 is engaged or tooth with gear c21
Wheel b12 causes variable-speed shaft 2 to move with gear f24 engaged transmissions, and the gear g25 on variable-speed shaft 2 is engaged with central driver gear r53
Central driver gear r53 engagements drive the tooth sector q52 being coaxial therewith to move simultaneously, and tooth sector q52 is nibbled with gear w63
Close, gear w63 drives the gear x64 motions being coaxial therewith, gear x64 is engaged with the gear y65 on right driving axle 7 so that right
Drive shaft 7 is quickly moved；Gear g25 on variable-speed shaft 2 is engaged with gear k42, and gear k42 drives the gear m44 being coaxial therewith
Motion, gear m44 is engaged with gear n45, and gear n45 is engaged with gear t55, and gear t55 drives the tooth sector being coaxial therewith
S54 is moved, and tooth sector s54 is engaged with gear v62, and gear v62 drives the gear u61 motions being coaxial therewith, gear u61 and a left side
Gear z66 engagements in drive shaft 8 so that the reverse microinching of left driving shaft 8.
In a word, after using the utility model, equipment radius of turn is small, and crawler belt service life is long, and frame stress is small, to frame
Intensity and rigid requirements reduction, equipment reduces fault rate, reduces maintenance cost, improves the overall performance of equipment.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Any modifications, equivalent substitutions and improvements made within new spirit and principle etc., are all contained in protection of the present utility model
Within the scope of.
Claims (7)
1. a kind of crawler travel compliance steer gearbox, including casing（6）And and casing（6）What is be connected is hydrostatic electrodeless
Speed change gear（3）, it is characterised in that the casing（6）Inside include input shaft（1）With input shaft（1）The change of drive connection
Fast axle（2）With variable-speed shaft（2）The jackshaft of drive connection（4）And the right driving axle for power output（7）, left driving shaft
（8）, the input shaft（1）With hydrostatic stepless speed change device（3）Drive connection, the input shaft（1）, variable-speed shaft（2）, it is middle
Axle（4）, left driving shaft（8）And right driving axle（7）On be equipped with one group be used for power transmit gear, the jackshaft（4）'s
Lower section is provided with a pair of steering cluths（5）, the pair of steering cluth（5）Gear p is respectively equipped with close to its end position
（51）And gear t（55）, the pair of steering cluth（5）Between be provided with central driver gear r（53）And with central transmission tooth
Take turns r（53）Coordinate the tooth sector q of transmission（52）, tooth sector s（54）, the tooth sector q（52）And tooth sector s（54）
Respectively with right driving axle（7）And left driving shaft（8）On gear drive connection.
2. a kind of crawler travel compliance steer gearbox according to claim 1, it is characterised in that the tooth sector
q（52）And tooth sector s（54）It is symmetrically arranged at central driver gear r（53）Both sides, central driver gear r（53）With
Tooth sector q（52）And tooth sector s（54）Between be provided with dental inlay, provided with turning to shift fork in the dental inlay.
3. a kind of crawler travel compliance steer gearbox according to claim 1, it is characterised in that the input shaft
（1）It is provided with gear a（11）And gear b（12）, the variable-speed shaft（2）It is provided with gear c（21）, gear d（22）, gear e
（23）, gear f（24）, gear g（25）, gear h（26）And gear i（27）, its middle gear c（21）, gear d（22）, gear e
（23）, gear f（24）And gear g（25）It is coaxially disposed, gear h（26）With gear i（27）Duplicate gear is constituted, passes through needle roller axle
Hold installed in variable-speed shaft（2）On, the jackshaft is provided with gear j（41）, gear k（42）, gear l（43）, gear m（44）And
Gear n（45）, its middle gear n（45）With gear j（41）It is coaxially disposed, gear k（42）On be fixed with spline housing, gear l
（43）And gear m（44）Pass through spline and gear k（42）On spline housing be connected, spline housing empty set is arranged on jackshaft
（4）On, gear l（43）And gear m（44）It can move to realize shift on spline housing.
4. a kind of crawler travel compliance steer gearbox according to claim 1, it is characterised in that the steering clutch
Device（5）Friction plate use Wet-type paper piece.
5. a kind of crawler travel compliance steer gearbox according to claim 1, it is characterised in that the jackshaft
（4）Left end is provided with the gear o for being used for realizing equipment braking or parking（46）.
6. a kind of crawler travel compliance steer gearbox according to claim 3, it is characterised in that the gear g
（25）Can simultaneously with gear k（42）And central driver gear r（53）It is engaged transmission.
7. a kind of crawler travel compliance steer gearbox according to claim 1, it is characterised in that the tooth sector
q（52）And tooth sector s（54）It is respectively arranged below with a pair of gears, the tooth sector q（52）And tooth sector s（54）Pass through
A pair of gears and right driving axle thereunder are set（7）And left driving shaft（8）On meshed transmission gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621259068.2U CN206539660U (en) | 2016-11-23 | 2016-11-23 | A kind of crawler travel compliance steer gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621259068.2U CN206539660U (en) | 2016-11-23 | 2016-11-23 | A kind of crawler travel compliance steer gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206539660U true CN206539660U (en) | 2017-10-03 |
Family
ID=59938175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621259068.2U Active CN206539660U (en) | 2016-11-23 | 2016-11-23 | A kind of crawler travel compliance steer gearbox |
Country Status (1)
| Country | Link |
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| CN (1) | CN206539660U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654177A (en) * | 2018-11-30 | 2019-04-19 | 浙江云洲科技有限公司 | It is a kind of to use hydraulic control compliance steer infinitely variable transmission |
| CN111186488A (en) * | 2019-12-22 | 2020-05-22 | 杭州前进齿轮箱集团股份有限公司 | Tracked vehicle turns to device |
| CN114396462A (en) * | 2022-01-21 | 2022-04-26 | 浙江云洲科技有限公司 | Novel mechanical flexible steering stepless gearbox |
-
2016
- 2016-11-23 CN CN201621259068.2U patent/CN206539660U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109654177A (en) * | 2018-11-30 | 2019-04-19 | 浙江云洲科技有限公司 | It is a kind of to use hydraulic control compliance steer infinitely variable transmission |
| CN109654177B (en) * | 2018-11-30 | 2023-10-13 | 浙江云洲科技有限公司 | Flexible steering stepless gearbox for hydraulic control |
| CN111186488A (en) * | 2019-12-22 | 2020-05-22 | 杭州前进齿轮箱集团股份有限公司 | Tracked vehicle turns to device |
| CN114396462A (en) * | 2022-01-21 | 2022-04-26 | 浙江云洲科技有限公司 | Novel mechanical flexible steering stepless gearbox |
| CN114396462B (en) * | 2022-01-21 | 2023-11-14 | 浙江云洲科技有限公司 | Novel mechanical flexible steering stepless gearbox |
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