CN106870669A - A kind of agricultural equipment gearbox - Google Patents
A kind of agricultural equipment gearbox Download PDFInfo
- Publication number
- CN106870669A CN106870669A CN201710177376.3A CN201710177376A CN106870669A CN 106870669 A CN106870669 A CN 106870669A CN 201710177376 A CN201710177376 A CN 201710177376A CN 106870669 A CN106870669 A CN 106870669A
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- CN
- China
- Prior art keywords
- gear
- shaft
- axle
- jackshaft
- jacket
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
- F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
- F16H37/021—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings toothed gearing combined with continuous variable friction gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/037—Gearboxes for accommodating differential gearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H2200/00—Transmissions for multiple ratios
- F16H2200/003—Transmissions for multiple ratios characterised by the number of forward speeds
- F16H2200/0039—Transmissions for multiple ratios characterised by the number of forward speeds the gear ratios comprising three forward speeds
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
- Retarders (AREA)
Abstract
The invention belongs to transmission technology field, it is related to a kind of agricultural equipment gearbox, agent structure includes housing, differential assembly, jackshaft, one axle, reverse gear shaft, the left jacket of differential mechanism, the right jacket of differential mechanism, ring flange, the left jacket of jackshaft, three gear driven gears, two/third gear tooth hub sleeve, two gear driven gears, one gear driven gear, one/reverse gear tooth hub sleeve, reverse gear driven gear, the right jacket of jackshaft, belt pulley, clutch, the right jacket of one axle, reverse gear idle pulley, two/third gear fork shaft, two/third gear shift fork, one/reverse gear fork shaft, one/reverse speed fork and output shaft, 3 forward gears and 1 retreating gear are set, using the low stud wheel structure of difficulty of processing and high tap position cable type gearshift mode, the variable speed torque dupler of spline fitted can carry out the adjustment of input speed in the case where not shifting gears；Its gear is few, and gear shift operation is easy, and gear shifting force is small, and gear arrangement and gear speed rationally, have a safety feature, and reliability is high, long service life.
Description
Technical field：
The invention belongs to transmission technology field, and in particular to a kind of agricultural equipment gearbox, using spline fitted
Variable speed torque dupler, the diameter ratio of driving wheel and follower is changed by adjusting stepless torque dupler, so as to change gearbox
Input speed, being implemented without shifting gears can just change effect of travel speed.
Background technology：
Gearbox is also speed changer, and speed changer is the mechanism for changing rotating speed and torque from engine, and it can consolidate
Fixed or stepping changes output shaft and input shaft gearratio, also known as gearbox；Speed changer is by variable transmission mechanism and operating mechanism group
Into some also have power take-off mechanism, and the big multiplex ordinary gear of transmission mechanism is driven, the use Planetary Gear Transmission also having, commonly
Gear-driven variable-speed motor structure typically uses shifting slide gear and synchronizer；The effect of speed changer includes：Change gearratio, satisfaction is not gone together
The need for condition is sailed to tractive force, engine is tried one's best and be operated under favourable operating mode, meet possible travel speed requirement；It is real
Existing reverse travel, for meeting the need for car reversed travels；Power transmission is interrupted, is started in engine, idle running, automobile
Gear shift or when needing the parking to carry out power output, interrupts and is transmitted to the power of driving wheel；Neutral gear is realized, when the clutch is engaged,
Gearbox can not export power；Speed changer is divided into step type, stepless and composite type, step type by the variation pattern of gearratio
Speed changer has several selectable fixed drive ratios, using gear drive；The gearratio of stepless speed changer can be in certain limit
Interior consecutive variations；Composite type speed changer is collectively constituted by step type speed changer and stepless speed changer, and its gearratio can be
Make stepless change between maxima and minima in the range of several segmentations.It is a kind of disclosed in Chinese patent 201620520164.1
Many gear Light-duty Vehicle manual transmissions include Front driveline, master lever and shift lever for manipulating Front driveline,
Front driveline includes preceding input shaft, countershaft-gear, gear wheel, reverse gear idle pulley and front output shaft, and speed changer also includes defeated with preceding
Shaft drive connection rear driving system, secondary control stick and selector fork for manipulating rear driving system, master lever with change
Gear driving lever is covered located at a gearshift, and secondary control stick is also covered with selector fork located at the gearshift；Chinese patent
A kind of fast manual transmission of five of gear modification disclosed in 201620731044.6 includes：Bell housing, protecgulum, upper cap assembly,
Output shaft, jackshaft, input shaft, the front end of input shaft are connected by spline with the clutch in bell housing, after input shaft
End is arranged in bearing hole of the bell housing with housing forward end by roller bearing, and the front end of output shaft is mounted in by needle bearing
In the hole of input shaft end, the rear end of output shaft passes through in the bearing hole of roller bearing supports housing rear end, output shaft, jackshaft
On gear repair each seamless applying mending teeth of gear in ratcheting face, including length correction of the flank shape and curve by axial modification and mending teeth of gear
Shape；A kind of multiple tooth shared double-clutch speed changer disclosed in Chinese patent 201620740210.9 includes the input being parallel to each other
Axle, the first output shaft and the second output shaft, are installed with multiple input teeth successively from input to output end on input shaft, first is defeated
Multiple output drive disk assemblies are installed with shaft, multiple output drive disk assemblies are also installed with the second output shaft, on input shaft
The gear of correspondence position is corresponded on gear and two output shafts, the first output shaft and the second output shaft also with differential mechanism tooth
Wheel engagement connection；Above patented product is not suitable for agricultural equipment, and in the prior art, the gearbox of agricultural equipment is fixed
Belt wheel-speed regulating change box, must carry out gearshift operation when regulating the speed under steam, there is complex operation and security performance is low asks
Topic.Therefore, a kind of need not gearshift of R ＆ D design can just change the agricultural equipment gearbox of travel speed, using spline fitted
Variable speed torque dupler, the diameter ratio of driving wheel and follower is changed by adjusting stepless torque dupler, so as to change gearbox
Input speed, with social and economic benefit, there is very much popularizing application prospect.
The content of the invention：
It is an object of the invention to the shortcoming for overcoming prior art to exist, design one kind need not shift gears and just can change traveling
The agricultural equipment gearbox of speed, using the variable speed torque dupler of spline fitted, master is changed by adjusting stepless torque dupler
The diameter ratio of driving wheel and follower, so as to change the input speed of gearbox.
The agent structure of agricultural equipment gearbox of the present invention includes housing, differential assembly, jackshaft, one
The left jacket of axle, reverse gear shaft, differential mechanism, the right jacket of differential mechanism, ring flange, the left jacket of jackshaft, three gear driven gears, two/third gear
Tooth hub sleeve, two gear driven gears, a gear driven gear, one/reverse gear tooth hub sleeve, reverse gear driven gear, the right jacket of jackshaft, belt
Wheel, clutch, the right jacket of an axle, the idle pulley that reverses gear, two/third gear fork shaft, two/third gear shift fork, one/reverse gear fork shaft, one/reverse speed fork
And output shaft；The inside of the housing of hollow type structure be from top to bottom disposed with the horizontal direction differential assembly, jackshaft,
One axle and reverse gear shaft, the left end of differential assembly are provided with the left jacket of differential mechanism, and the right-hand member of differential assembly is provided with differential mechanism
The inside of right jacket, the left jacket of differential mechanism and the right jacket of differential mechanism is provided with ring flange, and the left jacket of differential mechanism and differential mechanism are right
Jacket is connected with casing bolts formula respectively, and the left end of differential assembly is by the ring flange in the left jacket of differential mechanism and engine
Left half axle is connected, and the right-hand member of differential assembly is connected by the ring flange in the right jacket of differential mechanism with the left half axle of engine, in
It is passive that the outside of countershaft is disposed with the left jacket of jackshaft, three gear driven gears, two/third gear tooth hub sleeve, two gears from left to right
Gear, a gear driven gear, one/reverse gear tooth hub sleeve, reverse gear driven gear and the right jacket of jackshaft, outside two/third gear tooth hub sleeve
Side is provided with two/third gear fork shaft, and two/third gear shift fork is provided with the outside of two/third gear fork shaft, is set on the outside of one/reverse gear tooth hub sleeve
One/reverse gear fork shaft is equipped with, one/reverse speed fork is provided with the outside of one/reverse gear fork shaft, the right-hand member of jackshaft stretches out the right bag of jackshaft
Set, the right-hand member of jackshaft is provided with the output shaft of two ends output type structure, and jackshaft is provided with side and subtracts the defeated of gear with two ends
Shaft is vertically connected, while subtract gear being connected with the wheel hub engaging type of agricultural equipment, the left jacket of jackshaft and the right jacket of jackshaft divide
It is not connected with casing bolts formula, the outside of an axle is disposed with belt pulley, clutch and the right jacket of an axle, clutch from left to right
Device and the right jacket of an axle are connected with casing bolts formula respectively, and in the housing, the outer middle side part of reverse gear shaft is provided with reverse gear shaft build-in
Reverse gear idle pulley, and the right-hand member of reverse gear shaft stretches out housing, and the right-hand member of reverse gear shaft is connected with casing bolts formula.
Jackshaft of the present invention, an axle, reverse gear shaft and output shaft are gear shaft.
The gearshift of agricultural equipment gearbox of the present invention is realized by jackshaft change gear；One grade of reality
Existing route is dialled for belt pulley-- one grade of driven gear-of the axle of clutch -/- one/reverse gear of reverse gear tooth hub sleeve-one/reverse gear fork shaft
The left half axle of fork-jackshaft-differential assembly-engine and right axle shaft-output shaft-side subtract gear-wheel hub；Two grades realize road
Line be the belt pulley-axle of clutch-- two gear driven gear-two/third gear tooth hub sleeve-two/third gear-two/third gear of fork shaft shift fork-in
The left half axle of countershaft-differential assembly-engine and right axle shaft-output shaft-side subtract gear-wheel hub；The route of realizing of third gear is
Belt pulley-gear driven gear-two/third gear tooth hub sleeve-two/third gear fork shaft-two/third gear shift fork-jackshaft-of the axle of clutch-- three
The left half axle of differential assembly-engine and right axle shaft-output shaft-side subtract gear-wheel hub；What is reversed gear realizes that route is belt
The axle of wheel-clutch-- driven gear that the reverses gear-idle pulley-that reverses gear/- one/reverse speed fork of reverse gear tooth hub sleeve-one/reverse gear fork shaft-in
The left half axle of countershaft-differential assembly-engine and right axle shaft-output shaft-side subtract gear-wheel hub.
The present invention is compared with prior art：3 forward gears and 1 retreating gear are set, and gear shifting force reduces 20%, improves behaviour
Make efficiency, employ the low stud wheel structure of difficulty of processing, reduce processing cost, transmission efficiency is improve, using high tap position
Cable type gearshift mode, rationally distributed, gear arrangement is clear, meets ergonomics, is easy to operating personnel to shift gears, and is prevented effectively from
Off-gear and disorderly gear phenomenon, the variable speed torque dupler of spline fitted can carry out the tune of input speed in the case where not shifting gears
Whole, the transmission of moment of torsion is steady, and opening and closing are freely；Its gear is few, and gear shift operation is easy, and gear shifting force is small, and gear arrangement and gear speed are closed
Reason, has a safety feature, and reliability is high, long service life.
Brief description of the drawings：
Accompanying drawing 1 is agent structure principle schematic of the invention.
Accompanying drawing 2 is surface structure principle schematic of the invention.
Specific embodiment：
The present invention is described further below by embodiment and with reference to accompanying drawing.
Embodiment：
The agent structure of the agricultural equipment gearbox that the present embodiment is related to includes housing 1, differential assembly 2, jackshaft
3rd, the left gear of jacket 9, three passive tooth of the right jacket 7 of the left jacket 6, differential mechanism of an axle 4, reverse gear shaft 5, differential mechanism, ring flange 8, jackshaft
Wheel 10, two/third gear tooth hub sleeve 11, the two gear gear of a driven gear 12, driven gear 13, one/reverse gear tooth hub sleeve 14, reverse gear passive tooth
Wheel 15, the right jacket 16 of jackshaft, belt pulley 17, clutch 18, the right jacket 19 of an axle, the idle pulley 20 that reverses gear, two/third gear fork shaft 36,
Two/third gear shift fork 37, one/reverse gear fork shaft 38, one/reverse speed fork 39 and output shaft 40；The inside of the housing 1 of hollow type structure by
Differential assembly 2, jackshaft 3, an axle 4 and reverse gear shaft 5, a left side for differential assembly 2 are disposed with up in the horizontal direction
End is provided with the left jacket 6 of differential mechanism, and the right-hand member of differential assembly 2 is provided with the right jacket 7 of differential mechanism, the left jacket 6 of differential mechanism and poor
The inside of the fast right jacket 7 of device is provided with ring flange 8, the left jacket 6 of differential mechanism and the right jacket 7 of differential mechanism respectively with the bolt of housing 1
Formula is connected, and the left end of differential assembly 2 is connected by the ring flange 8 in the left jacket 6 of differential mechanism with the left half axle of engine, differential
The right-hand member of device assembly 2 is connected by the ring flange 8 in the right jacket 7 of differential mechanism with the left half axle of engine, the outside of jackshaft 3 from
Left-to-right be disposed with jackshaft left jacket 9, three gear driven gear 10, the gear of two/third gear tooth hub sleeve 11, two driven gear 12,
One gear driven gear 13, one/reverse gear tooth hub sleeve 14, reverse gear driven gear 15 and the right jacket 16 of jackshaft, two/third gear tooth hub sleeve 11
Outside be provided with two/third gear fork shaft 36, the outside of two/third gear fork shaft 36 is provided with two/third gear shift fork 37, one/reverse gear tooth hub
The outside of set 14 is provided with one/reverse gear fork shaft 38, and the outside of one/reverse gear fork shaft 38 is provided with one/reverse speed fork 39, jackshaft 3
Right-hand member stretch out the right jacket 16 of jackshaft, the right-hand member of jackshaft 3 is provided with the output shaft 40 of two ends output type structure, jackshaft 3
With two ends be provided with side subtract gear output shaft 40 it is vertical be connected, while subtract gear be connected with the wheel hub engaging type of agricultural equipment,
The left jacket 9 of jackshaft and the right jacket 16 of jackshaft are connected with the bolt type of housing 1 respectively, and the outside of an axle 4 sets successively from left to right
Belt pulley 17, the right jacket 19 of the axle of clutch 18 and are equipped with, the right jacket 19 of the axle of clutch 18 and connects with the bolt type of housing 1 respectively
Connect, within the case 1, the outer middle side part of reverse gear shaft 5 is provided with the idle pulley 20 that reverses gear to the build-in of reverse gear shaft 5, and the right-hand member of reverse gear shaft 5 stretches out shell
Body 1, the right-hand member of reverse gear shaft 5 is connected with the bolt type of housing 1.
Jackshaft 3, an axle 4, reverse gear shaft 5 and the output shaft 40 that the present embodiment is related to are gear shaft.
The gearshift of the agricultural equipment 4 wheel driven gearbox that the present embodiment is related to is realized by the change gear of jackshaft 3；
One grade realize route for mono- axle 4- of belt pulley 17- clutches 18-, mono- grade of driven gear 13- mono-/reverse gear tooth hub sleeves 14- mono-/fall
The left half axle of shelves fork shaft 38- mono-/reverse speed fork 39- jackshaft 3- differential assembly 2- engines and right axle shaft-output shaft 40- sides
Subtract gear-wheel hub；Two grades realize route for mono- axle 4- of belt pulley 17- clutches 18- bis- keep off driven gear 12- bis-/third gear teeth
The left half axle of hub sleeve 11- bis-/third gear fork shaft 36- bis-/third gear shift fork 37- jackshaft 3- differential assembly 2- engines and right half
Axle-output shaft 40- sides subtract gear-wheel hub；Third gear realize route for mono- axle 4- of belt pulley 17- clutches 18- tri- keep off passive tooth
Wheel 10- bis-/third gear tooth hub sleeve 11- bis-/third gear fork shaft 36- bis-/third gear shift fork 37- jackshaft 3- differential assembly 2- engines
Left half axle and right axle shaft-output shaft 40- sides subtract gear-wheel hub；What is reversed gear realizes that route is the axles of belt pulley 17- clutches 18- mono-
The 4- driven gear 15- that reverse gear reverse gear in the middle of idle pulley 20- mono-/reverse gear tooth hub sleeve 14- mono-/reverse gear fork shaft mono-/reverse speed forks of 38- 39-
The left half axle of axle 3- differential assembly 2- engines and right axle shaft-output shaft 40- sides subtract gear-wheel hub.
Claims (3)
1. a kind of agricultural equipment gearbox, it is characterised in that agent structure include housing, differential assembly, jackshaft, an axle,
The left jacket of reverse gear shaft, differential mechanism, the right jacket of differential mechanism, ring flange, the left jacket of jackshaft, three gear driven gears, two/third gear tooth hub
Set, two gear driven gears, one gear driven gear, one/reverse gear tooth hub sleeve, reverse gear driven gear, the right jacket of jackshaft, belt pulley,
Clutch, the right jacket of an axle, the idle pulley that reverses gear, two/third gear fork shaft, two/third gear shift fork, one/reverse gear fork shaft, one/reverse speed fork and
Output shaft；The inside of the housing of hollow type structure is from top to bottom disposed with differential assembly, jackshaft, one in the horizontal direction
Axle and reverse gear shaft, the left end of differential assembly are provided with the left jacket of differential mechanism, and the right-hand member of differential assembly is provided with the differential mechanism right side
The inside of jacket, the left jacket of differential mechanism and the right jacket of differential mechanism is provided with ring flange, the left jacket of differential mechanism and the right bag of differential mechanism
Set is connected with casing bolts formula respectively, and the left end of differential assembly is by the ring flange in the left jacket of differential mechanism and a left side for engine
Semiaxis is connected, and the right-hand member of differential assembly is connected by the ring flange in the right jacket of differential mechanism with the left half axle of engine, middle
The outside of axle is disposed with the left jacket of jackshaft, three gear driven gears, two/third gear tooth hub sleeve, two gear passive tooths from left to right
Wheel, a gear driven gear, one/reverse gear tooth hub sleeve, reverse gear driven gear and the right jacket of jackshaft, the outside of two/third gear tooth hub sleeve
Two/third gear fork shaft is provided with, two/third gear shift fork is provided with the outside of two/third gear fork shaft, the outside of one/reverse gear tooth hub sleeve is set
There is one/reverse gear fork shaft, one/reverse speed fork is provided with the outside of one/reverse gear fork shaft, the right-hand member of jackshaft stretches out the right bag of jackshaft
Set, the right-hand member of jackshaft is provided with the output shaft of two ends output type structure, and jackshaft is provided with side and subtracts the defeated of gear with two ends
Shaft is vertically connected, while subtract gear being connected with the wheel hub engaging type of agricultural equipment, the left jacket of jackshaft and the right jacket of jackshaft divide
It is not connected with casing bolts formula, the outside of an axle is disposed with belt pulley, clutch and the right jacket of an axle, clutch from left to right
Device and the right jacket of an axle are connected with casing bolts formula respectively, and in the housing, the outer middle side part of reverse gear shaft is provided with reverse gear shaft build-in
Reverse gear idle pulley, and the right-hand member of reverse gear shaft stretches out housing, and the right-hand member of reverse gear shaft is connected with casing bolts formula.
2. agricultural equipment gearbox according to claim 1, it is characterised in that jackshaft, an axle, reverse gear shaft and output
Axle is gear shaft.
3. agricultural equipment gearbox according to claim 1, it is characterised in that gearshift is by jackshaft change gear
Realize；One grade realize route be belt pulley-- one grade of driven gear-of the axle of clutch -/reverse gear tooth-one/reverse gear of hub sleeve
The left half axle of fork shaft -/reverse speed fork-jackshaft-differential assembly-engine and right axle shaft-output shaft-side subtract gear-wheel
Hub；Two grades realize route for the belt pulley-axle of clutch-- two gear driven gear-two/third gear tooth-two/third gear of hub sleeve fork shaft-
The left half axle of two/third gear shift fork-jackshaft-differential assembly-engine and right axle shaft-output shaft-side subtract gear-wheel hub；Three
Shelves realize that route is the belt pulley-axle of clutch-- three gear driven gear-two/third gear tooth-two/third gear of hub sleeve fork shaft-two/tri-
The left half axle of shelves shift fork-jackshaft-differential assembly-engine and right axle shaft-output shaft-side subtract gear-wheel hub；The reality reversed gear
Existing route be belt pulley-axle of clutch-- driven gear that the reverses gear-idle pulley-that reverses gear/reverse gear tooth-one/reverse gear of hub sleeve fork shaft-
The left half axle of one/reverse speed fork-jackshaft-differential assembly-engine and right axle shaft-output shaft-side subtract gear-wheel hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177376.3A CN106870669A (en) | 2017-03-23 | 2017-03-23 | A kind of agricultural equipment gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710177376.3A CN106870669A (en) | 2017-03-23 | 2017-03-23 | A kind of agricultural equipment gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106870669A true CN106870669A (en) | 2017-06-20 |
Family
ID=59172029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710177376.3A Pending CN106870669A (en) | 2017-03-23 | 2017-03-23 | A kind of agricultural equipment gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106870669A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504146A (en) * | 2017-10-17 | 2017-12-22 | 郝士伟 | A kind of agricultural machinery dual-clutch transmission |
| CN109139887A (en) * | 2017-06-27 | 2019-01-04 | 牛淑卿 | A kind of speed changer that can remotely operate commutation and included overload-release clutch |
| CN109869456A (en) * | 2019-04-05 | 2019-06-11 | 杭州前进齿轮箱集团股份有限公司 | A kind of small farm wheeled vehicle gearbox |
| CN115405670A (en) * | 2022-08-28 | 2022-11-29 | 临沂万和精工机械有限公司 | Multi-gear type three-speed gearbox |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201405728Y (en) * | 2009-05-15 | 2010-02-17 | 杨国栋 | Driving axle of corn combine harvester |
| CN201595019U (en) * | 2010-02-10 | 2010-10-06 | 杨国栋 | Harvester gearbox |
| CN203110935U (en) * | 2013-01-17 | 2013-08-07 | 重庆锐科摩托车配件有限公司 | Two-gear power application and takeoff device |
| CN205357161U (en) * | 2016-03-21 | 2016-07-06 | 泰安泰山福神齿轮箱有限责任公司 | Hydraulic drive motor combine gearbox |
-
2017
- 2017-03-23 CN CN201710177376.3A patent/CN106870669A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201405728Y (en) * | 2009-05-15 | 2010-02-17 | 杨国栋 | Driving axle of corn combine harvester |
| CN201595019U (en) * | 2010-02-10 | 2010-10-06 | 杨国栋 | Harvester gearbox |
| CN203110935U (en) * | 2013-01-17 | 2013-08-07 | 重庆锐科摩托车配件有限公司 | Two-gear power application and takeoff device |
| CN205357161U (en) * | 2016-03-21 | 2016-07-06 | 泰安泰山福神齿轮箱有限责任公司 | Hydraulic drive motor combine gearbox |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109139887A (en) * | 2017-06-27 | 2019-01-04 | 牛淑卿 | A kind of speed changer that can remotely operate commutation and included overload-release clutch |
| CN107504146A (en) * | 2017-10-17 | 2017-12-22 | 郝士伟 | A kind of agricultural machinery dual-clutch transmission |
| CN109869456A (en) * | 2019-04-05 | 2019-06-11 | 杭州前进齿轮箱集团股份有限公司 | A kind of small farm wheeled vehicle gearbox |
| CN115405670A (en) * | 2022-08-28 | 2022-11-29 | 临沂万和精工机械有限公司 | Multi-gear type three-speed gearbox |
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Application publication date: 20170620 |