CN103358902B - Working in paddy field - Google Patents
Working in paddy field Download PDFInfo
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- CN103358902B CN103358902B CN201310108677.2A CN201310108677A CN103358902B CN 103358902 B CN103358902 B CN 103358902B CN 201310108677 A CN201310108677 A CN 201310108677A CN 103358902 B CN103358902 B CN 103358902B
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- Prior art keywords
- wheel
- power
- shaft
- working
- rear wheel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/06—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of change-speed gearing
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C11/00—Transplanting machines
- A01C11/02—Transplanting machines for seedlings
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/28—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of power take-off
Abstract
A kind of working in paddy field, has in the front portion of body：The speed change gear of traveling（18、19）；Transmit the speed change gear from traveling（18、19）Power travel transmission axle（20）；And to off-front wheel and the near front wheel（1）Transmit the front-wheel differential attachment of power（21）.By the first transmission mechanism（20a、21b）By travel transmission axle（20）Power pass to front-wheel differential attachment（21）.With to off hind wheel and left rear wheel（2）Transmit the drive shaft of rear wheel of power（22）, and by the second transmission mechanism（20b、22a）By travel transmission axle（20）Power pass to drive shaft of rear wheel（22）.Above-mentioned working in paddy field can realize raising and the cost degradation of the durability of front-wheel differential attachment.
Description
Technical field
Passed the present invention relates to one kind in the working in paddy field such as transplanting rice seedlings machine, ride-type seed-sowing machine to front wheels and rear wheels
The construction of the driving transmission agent of graduating power and the paddy-field-working device having to body transmit the PWTN of power
The construction of system.
Background technology
In the transplanting rice seedlings machine as the one of working in paddy field, with the construction disclosed in patent document 1.
It is configured in patent document 1, there is the speed change gear of traveling in the front portion of body and to off-front wheel and a left side
Front-wheel transmits the front-wheel differential attachment of power, and the power of the speed change gear of traveling is passed into the differential machine of front-wheel by spur gear
Structure (differential case).And be configured to, with the drive shaft of rear wheel that power is transmitted to off hind wheel and left rear wheel, it will be passed to front-wheel differential
The power of mechanism (differential case) passes to drive shaft of rear wheel by bevel gear.
Patent document 1：Japanese Unexamined Patent Publication 2011-251572 publications the 29 of reference picture 4 (, 29a, 30,31,35,36)
Invent problem to be solved：
In the construction of patent document 1, front-wheel differential attachment (differential case) has：Transmit traveling speed change gear it is dynamic
The importation (spur gear) of power and output par, c (bevel gear) the two driving sections that power is transmitted to drive shaft of rear wheel
Point.Thus, the construction of front-wheel differential attachment (differential case) is complicated and maximizes, as front-wheel differential attachment to be worried
Durability decline and the state of high cost.
The content of the invention
It is an object of the invention to provide a kind of working in paddy field, the working in paddy field to front wheels and rear wheels with transmitting
The driving transmission agent of power and the paddy-field-working device having a case that to body transmit the operation transmission system of power
Under, realize raising and the cost degradation of the durability of front-wheel differential attachment.
Means for solving the problems：
First technical scheme：
Structure：
The first technical scheme of the present invention is that working in paddy field has following structure.
Have in the front portion of body：The speed change gear of traveling；Transmit the power of the speed change gear from the traveling
Travel transmission axle；And to off-front wheel and the front-wheel differential attachment of the near front wheel transmission power,
The working in paddy field be configured to by the first transmission mechanism by the power of the travel transmission axle pass to it is described before
Take turns differential attachment,
The working in paddy field has the drive shaft of rear wheel that power is transmitted to off hind wheel and left rear wheel, by the second transmission mechanism
The power of the travel transmission axle is passed into the drive shaft of rear wheel,
Second transmission mechanism is made up of the bevel gear for being located at the travel transmission axle and the drive shaft of rear wheel,
To the off-front wheel power transmission shaft and left front wheel shaft of off-front wheel and the near front wheel transmission power from the differential machine of the front-wheel
Structure is stretched out to body left and right directions, and the travel transmission axle is abreast set with the off-front wheel power transmission shaft and left front wheel shaft
On body left and right directions, the drive shaft of rear wheel is arranged on body fore-and-aft direction,
First transmission mechanism is made up of the spur gear for being located at the travel transmission axle and the front-wheel differential attachment,
The speed change gear of the traveling is made up of main transformer speed variator and secondary speed-changing device, and operation power transmission shaft will be from the master
Speed change gear difference and the power that comes passes to the paddy-field-working device for being arranged at body, along body when the operation power transmission shaft is overlooked
Fore-and-aft direction is arranged at the upside of the drive shaft of rear wheel, from the secondary speed-changing device to the off-front wheel and the near front wheel, described
Off hind wheel and left rear wheel transmission power.
Effect and The effect of invention：
According to the first technical scheme of the present invention, because the power of the speed change gear of traveling passes to travel transmission axle,
And front-wheel differential attachment is passed to from travel transmission axle, the power of the speed change gear of traveling is transmitted from travel transmission axle in the same manner
To drive shaft of rear wheel, therefore, as long as the importation of the power with the speed change gear that traveling is transmitted to front-wheel differential attachment
, without with the output par, c that power is transmitted to drive shaft of rear wheel.
When thus, using the first technical scheme of the present invention, it is not necessary to the output section that power is transmitted to drive shaft of rear wheel
Point, a this point can be achieved with the simplification and miniaturization of the construction of front-wheel differential attachment, therefore, pass through the simplification energy of construction
The raising of the durability of front-wheel differential attachment is enough realized, the mould of manufacture can be realized by the simplification and miniaturization of construction
Deng simplification and miniaturization, the cost of front-wheel differential attachment can be suppressed.
Also, according to the first technical scheme of the present invention, on the right side extended from front-wheel differential attachment to body left and right directions
In front-wheel propeller shaft and left front wheel shaft, traveling be configured to power transmission shaft and off-front wheel power transmission shaft and left front wheel shaft along
Body left and right directions is parallel, therefore, it is possible to combine the transmission mechanism of power first that travel transmission axle is transmitted to front-wheel differential attachment
(spur gear) and compactly configure traveling power transmission shaft, off-front wheel power transmission shaft and left front wheel shaft, front-wheel differential attachment, Neng Goushi
Now overall miniaturization.
The drive shaft of rear wheel of off-front wheel and the near front wheel transmission power is preferably configured on body fore-and-aft direction, so,
, can be reasonably by traveling by the second transmission mechanism (bevel gear) in the case of by drive shaft of rear wheel configuration in the longitudinal direction
The power of power transmission shaft is transmitted to drive shaft of rear wheel.
With the paddy-field-working device that body has will be passed to from the power of the speed change gear difference of traveling
, can be in off-front wheel power transmission shaft and left front wheel shaft according to the first technical scheme of the present invention in the case of operation power transmission shaft
Upside configuration drive shaft of rear wheel and operation power transmission shaft (between off-front wheel power transmission shaft and left front wheel shaft and operation power transmission shaft
Configure drive shaft of rear wheel), drive shaft of rear wheel and operation power transmission shaft can be compactly configured, the miniaturization of entirety can be realized.
Second technical scheme：
Structure：
The second technical scheme of the present invention is also to have following structure in the working in paddy field of the second technical scheme.
First transmission mechanism sets the side on body left and right directions across the front-wheel differential attachment when overlooking
Side, second transmission mechanism and drive shaft of rear wheel are arranged on body left and right directions when overlooking across the front-wheel differential attachment
On the opposing party side.
Effect and The effect of invention：
Be configured with described in the first technical scheme as described above travel transmission axle, off-front wheel power transmission shaft and left front wheel shaft,
Front-wheel differential attachment, drive shaft of rear wheel, the situation of the first transmission mechanism (spur gear) and the second transmission mechanism (bevel gear)
Under, according to the third technical aspect of the present invention, the first transmission mechanism (spur gear) and the second transmission mechanism (bevel gear) across
Front-wheel differential attachment separate configuration on body left and right directions, can compactly configure traveling power transmission shaft, off-front wheel power transmission shaft
And left front wheel shaft, front-wheel differential attachment, drive shaft of rear wheel, the first transmission mechanism (spur gear) and the second transmission mechanism
(bevel gear), can realize overall miniaturization.
3rd technical scheme：
Structure：
The 3rd technical scheme of the present invention is also to have following structure in the working in paddy field of the first technical scheme.
The drive shaft of rear wheel is arranged on body or so center when overlooking.
Effect and The effect of invention：
From drive shaft of rear wheel up to the rear portion of body off hind wheel and left rear wheel configure power transmission shaft in the case of, according to
The 3rd technical scheme of the present invention, by by drive shaft of rear wheel configuration in body or so center, so as to by above-mentioned transmission
Axle is configured in body or so center, thus it is possible to make the left-right balance of body good.
Especially, rear car axle box, rear car axle box are supported in off hind wheel and left rear wheel and are supported in a body left side in a rolling manner
In the case of right median, above-mentioned transmission axle can be easily connected to the input unit in body of rear car axle box or so center.
4th technical scheme：
Structure：
The 4th technical scheme of the present invention is also to have following structure in the working in paddy field of the first technical scheme.
The off-front wheel power transmission shaft or left front wheel shaft intersect when being arranged to and overlook with the drive shaft of rear wheel.
Effect and The effect of invention：
Configured in off-front wheel power transmission shaft and the configuration of left front wheel shaft in body left and right directions, drive shaft of rear wheel before body
Rear is in the case of, according to the fourth technical aspect of the present invention, by making off-front wheel power transmission shaft or left front wheel shaft with after
Wheel shaft intersects when overlooking, and is passed thereby, it is possible to compactly configure off-front wheel power transmission shaft and left front wheel shaft and trailing wheel
Moving axis, can realize the miniaturization of entirety.
5th technical scheme：
Structure：
The 5th technical scheme of the present invention is also to have following structure in the working in paddy field of the 4th technical scheme.
The brake that the drive shaft of rear wheel can be braked is arranged on the drive shaft of rear wheel, and is located at institute when being arranged to overlook
State on front side of the body of off-front wheel power transmission shaft or left front wheel shaft or on rear side of body.
Effect and The effect of invention：
As described above described in the 4th technical scheme, off-front wheel power transmission shaft or left front wheel shaft and drive shaft of rear wheel be arranged to
In the case of intersecting when overlooking and there is brake on drive shaft of rear wheel, according to the 5th technical scheme of the present invention, because
Off-front wheel power transmission shaft and left front wheel shaft will not be interfered with brake, can be driven off-front wheel power transmission shaft and the near front wheel
Axle and drive shaft of rear wheel are close on body above-below direction, thus it is possible to which compactly configuration off-front wheel power transmission shaft and the near front wheel are passed
Moving axis and drive shaft of rear wheel, can realize the miniaturization of entirety.
6th technical scheme：
Structure：
The 6th technical scheme of the present invention is also to have following structure in the working in paddy field of the first technical scheme.
Change with the speed change gear, the travel transmission axle and the front-wheel differential attachment for storing the traveling
Fast case, is passed the power of engine and the power of the engine is passed to the input shaft of the speed change gear of the traveling
The side side on the body left and right directions of the gearbox is arranged on during vertical view,
The front-wheel differential attachment is arranged on the opposing party on the body left and right directions of the inside of the gearbox when overlooking
Side.
Effect and The effect of invention：
Have the speed change gear of traveling, travel transmission axle and front-wheel differential attachment are accommodated in into gearbox, gearbox
In the case of the input shaft for having the speed change gear for being passed power and the power of engine being passed to traveling, according to the present invention
The 6th technical scheme, can be arranged in gearbox in body right and left by input shaft and than larger front-wheel differential attachment
A upward side side and the opposing party side is separated from each other, therefore, it is possible to suppress to draw because input shaft and front-wheel differential attachment are close
The maximization of the gearbox risen.
7th technical scheme：
Structure：
The 7th technical scheme of the present invention is also to have following structure in the working in paddy field of the 6th technical scheme.
The input shaft of the speed change gear of the traveling, the speed change gear of the traveling and the travel transmission axle
On front side of the body that the front-wheel differential attachment is arranged on during vertical view.
Effect and The effect of invention：
In the working in paddy field such as transplanting rice seedlings machine, ride-type seed-sowing machine, the front side of gearbox has the feelings of engine
Condition is more.
Thus, according to the 7th technical scheme of the present invention, input shaft, the speed change gear of traveling and travel transmission axle are set
It is set to when overlooking on front side of the body of front-wheel differential attachment, input shaft configuration is in the position close to engine in gearbox
Put, therefore, it is possible to reasonably configure from engine to input shaft, the speed change gear of traveling and the transmission of travel transmission axle it is dynamic
The transmission system of power.
8th technical scheme：
Structure：
The 8th technical scheme of the present invention is also to have following structure in the working in paddy field of the 6th technical scheme.
The opposing party side on the body left and right directions of the gearbox has cap.
Effect and The effect of invention：
In order to carry out upkeep operation to the inside of gearbox, gearbox may have cap.
In this case, because input shaft is located at the side side on the body left and right directions of gearbox and come provided with transmission
Situation from the transmission mechanism (transmission belt etc.) of the power of engine is more, so, one on the body left and right directions of gearbox
Square side has during cap, it is necessary to open cap after above-mentioned transmission mechanism is dismantled, and carries out the upkeep operation of transmission internal,
Spend time.
According to the 8th technical scheme of the present invention, because the opposing party side (front-wheel on the body left and right directions of gearbox
Differential attachment side) there is cap, without dismantling above-mentioned transmission mechanism in advance in order to open cap, thus it is possible to easily enter
The upkeep operation of row transmission internal.
9th technical scheme：
Structure：
The 9th technical scheme of the present invention is also to have following structure in the working in paddy field of the first technical scheme.
It is arranged to the axis direction of the off-front wheel power transmission shaft or the axis direction of left front wheel shaft to pass with the trailing wheel
The axis direction of moving axis intersects when overlooking.
Effect and The effect of invention：
Configured in off-front wheel power transmission shaft and the configuration of left front wheel shaft in body left and right directions, drive shaft of rear wheel before body
Rear, according to the 11st technical scheme of the present invention, is passed in the case of by the axle center or the near front wheel that make off-front wheel power transmission shaft
The axle center of moving axis intersects with the axle center of drive shaft of rear wheel when overlooking, thereby, it is possible to compactly configure off-front wheel power transmission shaft and a left side
Front-wheel propeller shaft and drive shaft of rear wheel, can realize the miniaturization of entirety.
Tenth technical scheme：
Structure：
The tenth technical scheme of the present invention is also to have as follows in the working in paddy field of the first~the 9th technical scheme
Structure.
It is arranged to the axle center of the input shaft of the speed change gear of the traveling and the axle center of the travel transmission axle to overlook
When positioned at the axle center of the front-wheel propeller shaft body on front side of.
Effect and The effect of invention：
In the working in paddy field such as transplanting rice seedlings machine, ride-type seed-sowing machine, the front side of gearbox has the feelings of engine
Condition is more.
Thus, according to the tenth technical scheme of the present invention, the axle center in the axle center of input shaft and travel transmission axle is arranged to
When overlooking on front side of the body in the axle center of front-wheel propeller shaft, input shaft configuration is in the position close to engine in gearbox
Put, therefore, it is possible to reasonably configure the transmission system of the power transmitted from engine to input shaft and travel transmission axle.
11st technical scheme：
Structure：
The 11st technical scheme of the present invention is that working in paddy field has following structure.
Have in the front portion of body：The speed change gear of traveling；Transmit the power of the speed change gear from the traveling
Travel transmission axle；And to off-front wheel and the front-wheel differential attachment of the near front wheel transmission power,
The working in paddy field be configured to by the first transmission mechanism by the power of the travel transmission axle pass to it is described before
Take turns differential attachment,
The working in paddy field has the drive shaft of rear wheel that power is transmitted to off hind wheel and left rear wheel, by the second transmission mechanism
The power of the travel transmission axle is passed into the drive shaft of rear wheel,
Arrange that pair becomes on the travel transmission axle, and between first transmission mechanism and second transmission mechanism
Speed variator.
12nd technical scheme：
Structure：
The 12nd technical scheme of the present invention is also to have following knot in the working in paddy field of the 11st technical scheme
Structure.
The speed change gear of the traveling is made up of main transformer speed variator and secondary speed-changing device, and operation power transmission shaft will be from the master
Speed change gear difference and the power that comes passes to the paddy-field-working device for being arranged at body, along body when the operation power transmission shaft is overlooked
Fore-and-aft direction is arranged at the upside of the drive shaft of rear wheel, from the secondary speed-changing device to the off-front wheel and the near front wheel, described
Off hind wheel and left rear wheel transmission power.
Brief description of the drawings
Fig. 1 is the overall side view for representing transplanting rice seedlings machine.
Fig. 2 is the overall top view for representing transplanting rice seedlings machine.
Fig. 3 is the top view for the inside and rear car axle box for representing gearbox.
Fig. 4 is the top view for representing speed change gear between strain and planting clutch.
Fig. 5 is that the vertical of inside for representing gearbox cuts side view.
Fig. 6 is the transversal top view for the inside for representing rear car axle box.
Symbol description：
1：Left and right front-wheel
2：Left and right trailing wheel
3：Engine
6：Paddy-field-working device
12：Gearbox
12b：Cap
15：Input shaft
18,19：The speed change gear of traveling
20：Travel transmission axle
20a, 21b：First transmission mechanism, spur gear
20b, 22a：Second transmission mechanism, bevel gear
21：Front-wheel differential attachment
22：Drive shaft of rear wheel
25：Operation power transmission shaft
35：Left and right front-wheel propeller shaft
40：Brake
CL：Body or so center
Embodiment
[1]
As shown in Figures 1 and 2, by the right and steering operation left and right front-wheel 1, left and right trailing wheel 2 freely in left side is propped up
The front portion of the body of support, with engine 3 and gearbox 12, has operating portion 4, at the rear portion of body in the central portion of body
Seedling-planting device 6 (equivalent to paddy-field-working device) is lifting freely connected with by the linkage 5 of parallel four company's formulas, and is had
Linkage 5 carries out the hydraulic cylinder 7 of descending operation, is inserted so as to constitute as the ride-type of one of ride-type paddy field machine
Seedling machine.
As shown in Figures 1 and 2, seedling-planting device 6 is configured to include：Four plantation transmission cases 8, rotation drivings are supported freely
A pair kinds of plant arms 10, ground connection hull 11 that the two ends of a pair of rotary boxes 9, rotary box 9 in the rear portion of plantation transmission case 8 have
And seedling carrying base 13 etc..Rotation driving rotary box 9, plantation with reciprocal lateral transfer driving seedling carrying base 13 in the lateral direction
Arm 10 from the bottom of seedling carrying base 13 alternately seedling taking, plant to field face G.
As shown in figure 3, the power of engine 3 passes to the input shaft 15 that gearbox 12 has, the power of input shaft 15
Main clutch 17, main transformer speed variator 18 (equivalent to the speed change gear of traveling), secondary speed-changing device 19 are passed to (equivalent to traveling
Speed change gear), travel transmission axle 20, the power of travel transmission axle 20 passes to left and right front-wheel by front-wheel differential attachment 21
1, the power of travel transmission axle 20 passes to left and right trailing wheel 2 (driving transmission agent) by drive shaft of rear wheel 22.
As shown in Figures 3 and 4, the power of main transformer speed variator 18 pass to speed change gear 23 between strain, plantation clutch 24 with
And operation power transmission shaft 25, the power of operation power transmission shaft 25 passes to seedling-planting device 6 (plantation transmission system).
As shown in Figures 3 and 4, the inside of gearbox 12 has main clutch 17, main transformer speed variator 18, secondary speed-changing device
19th, speed change gear 23, plantation clutch 24 and work between travel transmission axle 20, front-wheel differential attachment 21, drive shaft of rear wheel 22, strain
Industry power transmission shaft 25 etc., on their specific configuration, is carried out as described below.
[2]
Then, the drive structure from engine 3 to gearbox 12 and main clutch 17 that are driven from are illustrated.
As shown in Figures 1 and 3, the front portion of body has gearbox 12, and gearbox 12 is configured to include：The main part in center
12a, the cap 12b of substantially gamut on the right side of main part 12a body and left positioned at main part 12a body
The coniform support case portion 12c of side.
As shown in figure 3, the main part 12a of gearbox 12 is located at body or so center CL when being fixed into vertical view, gearbox
Cap 12b and support case portion 12c are connected to the main part 12a of gearbox 12 by bolt loading and unloading freely.In this case,
Body or so center CL refers to the middle position (middle position between left and right trailing wheel 2) between left and right front-wheel 1.
As shown in figure 1, the support frame 14 being connected with the main part 12a of gearbox 12 extends to body front, engine 3
It is supported in support frame 14.As depicted in figs. 3 and 5, input shaft 15 is prominent from the support case portion 12c of gearbox 12 to body left side
(input shaft 15 is arranged on the shape of a side side of the body left and right directions of gearbox 12 relative to body or so center CL during vertical view
State), transmission belt 16 wound on engine 3 output pulley 3a and be fixed on input shaft 15 input belt wheel 15a between, engine
3 power passes to input shaft 15 by transmission belt 16.
As depicted in figs. 3 and 5, power transmission shaft 26 is configured on body left and right directions, and the power transmission shaft 26 is relative to input shaft
15 concentrically rotate against freely, have multi-plate main clutch 17 between input shaft 15 and power transmission shaft 26.Main clutch
Device 17 is configured to include：The upper side member 17a that is fixed on input shaft 15, the lower side member 17b for being fixed on power transmission shaft 26, in upside
The friction plate 17c having between part 17a and lower side member 17b, the spring 17e exerted a force to transmission side to main clutch 17,
The power of input shaft 15 is driven or cut off to power transmission shaft 26 by main clutch 17.
As depicted in figs. 3 and 5, there is power transmission shaft 27 on body left and right directions, the travelling gear 15b of input shaft 15 is fixed on
Engaged with the travelling gear 27a for being fixed on power transmission shaft 27.It is dynamic to hydraulic cylinder 7 and the supply of power steering mechanism (not shown)
The hydraulic pump 28 for making oil is fixed on the cap 12b of gearbox 12, and power transmission shaft 27 is connected to hydraulic pump 28.Thus, input shaft 15
Power independently pass to hydraulic pump 28, the quilt of hydraulic pump 28 by the transmission and dissengaged positions of power transmission shaft 27 and main clutch 17
Driving.
[3]
Below, main transformer speed variator 18 and secondary speed-changing device 19 are illustrated.
As depicted in figs. 3 and 5, there is power transmission shaft 29, the first power shift gear 31 and the second gearshift on body left and right directions
Gear 32 is slided by spline structure and is embedded in power transmission shaft 29 outside rotatably integrally.One is integrally formed with power transmission shaft 26
Shelves gear 26a, intermediate gear 26b and third gear 26c, backward gear 30 that the position different from power transmission shaft 26 has with
One shelves gear 26a is engaged.
As depicted in figs. 3 and 5, by the first power shift gear of slide 31 and itself and a shelves gear 26a and two grades of teeth are made
26b engagements are taken turns, and the second power shift gear of slide 32 and it is engaged with third gear 26c and backward gear 30, thus,
The power of power transmission shaft 26, into one grade of advance third gear and retrogressing, passes to power transmission shaft 29 by variable speed operation.
As described above, by power transmission shaft 26, a shelves gear 26a of power transmission shaft 26, intermediate gear 26b, third gear 26c,
Backward gear 30, power transmission shaft 29, the first power shift gear 31 and second power shift gear 32 etc. constitute main transformer speed variator 18.
As depicted in figs. 3 and 5, there is travel transmission axle 20, power shift gear 33 passes through spline structure on body left and right directions
Slide and be embedded in travel transmission axle 20 outside rotatably integrally, plantation operation is fixed with the body right part of power transmission shaft 29
The low-speed gear 29a of traveling and mobile traveling high gear 29b.Slide power shift gear 33 simultaneously makes itself and transmission
Low-speed gear 29a, high gear the 29b engagement of axle 29, thus, power transmission shaft 29 is become two ranks of rapid-result height, passes to row
Sail power transmission shaft 20.
As described above, by power transmission shaft 29, the low-speed gear 29a of power transmission shaft 29, high gear 29b, travel transmission axle 20,
And the grade of power shift gear 33 constitutes secondary speed-changing device 19.
[4]
Below, to being illustrated from the drive structure that off-front wheel 1 is driven to the left of secondary speed-changing device 19.
As depicted in figs. 3 and 5, the rear lower of gearbox 12 is connected with left and right front truck axle box 34, left and right front truck axle box 34
Steering is supported by left and right front-wheel 1 freely.The left and right front-wheel propeller shaft 35 of power is transmitted to left and right front-wheel 1 along body left and right directions
Configuration is in left and right front truck axle box 34 and gearbox 12, and the butted part of left and right front-wheel propeller shaft 35 has front-wheel differential attachment
21。
Thus, as shown in figure 5, front-wheel differential attachment 21 is arranged at the rear lower in the inside of gearbox 12, such as Fig. 3 institutes
Show, (body left and right directions on the right side of the body being arranged on when overlooking relative to body or so center CL in the inside of gearbox 12
The opposing party side) (the opposite side of input shaft 15).
As shown in figure 5, by the rear lower being arranged on front-wheel differential attachment 21 in the inside of gearbox 12, thus,
In side view, input shaft 15, main transformer speed variator 18 and secondary speed-changing device 19 (power transmission shaft 26,29), travel transmission axle 20 are arranged on
On front side of the body of front-wheel differential attachment 21.
As depicted in figs. 3 and 5, in front-wheel differential attachment 21, as the casing 21a of input side (with left and right front-wheel propeller shaft
35 rotate against freely) body right part be fixed with spur gear 21b (equivalent to the first transmission mechanism), be fixed on traveling pass
The spur gear 20a (equivalent to the first transmission mechanism) of the body right part of moving axis 20 is engaged with travelling gear 21b.
Thus, as shown in figure 3, the power of travel transmission axle 20 is by the travelling gear 20a of travel transmission axle 20 and preceding
The travelling gear 21b of wheel differential attachment 21 passes to front-wheel differential attachment 21, and passes to a left side by left and right front-wheel propeller shaft 35
Off-front wheel 1.Gearshift part 36 is constructed by key to be slided and is embedded in the near front wheel power transmission shaft 35 outside rotatably integrally, by making to change
Stopper part 36 is engaged with the casing 21a of front-wheel differential attachment 21, so that front-wheel differential attachment is operated into differential lockup state.
[5]
Below, to being illustrated from the drive structure that off hind wheel 2 is driven to the left of secondary speed-changing device 19.
As depicted in figs. 3 and 5, drive shaft of rear wheel 22 is located at body or so center CL when overlooking and when overlooking and left
Front-wheel propeller shaft 35 (gearshift part 36) is arranged on the main part 12a of gearbox 12 across.
As depicted in figs. 3 and 5, the body left part of travel transmission axle 20 is fixed with bevel gear 20b and (passed equivalent to second
Motivation structure), bevel gear 22a (equivalent to the second transmission mechanism) is fixed with the body front part of drive shaft of rear wheel 22, is travelled
The bevel gear 20b of power transmission shaft 20 is engaged with the bevel gear 22a of drive shaft of rear wheel 22.
As shown in figure 3, at the rear portion of body, rear car axle box 37 is located at body or so center CL when being supported for around vertical view
Front and rear axle center P1 rise and fall freely, left and right trailing wheel 2 is supported on rear car axle box 37.In rear car axle box 37, front and rear axle center P1's
Position has input shaft 38, and power transmission shaft 39 is connected between drive shaft of rear wheel 22 and input shaft 38.
Thus, as shown in figure 3, the power of travel transmission axle 20 by travel transmission axle 20 bevel gear 20b and trailing wheel
The bevel gear 22a of power transmission shaft 22 passes to drive shaft of rear wheel 22, and the power of drive shaft of rear wheel 22 is by power transmission shaft 39, input shaft 38
And the transmission system inside rear car axle box 37 passes to left and right trailing wheel 2.
As depicted in figs. 3 and 5, the spur gear 20a of travel transmission axle 20 and the spur gear 21b of front-wheel differential attachment 21 are bowing
Apparent time is arranged on the right side of body across the ground of front-wheel differential attachment 21, the bevel gear 20b and drive shaft of rear wheel 22 of travel transmission axle 20
Bevel gear 22a, drive shaft of rear wheel 22 overlook when be arranged on across the ground of front-wheel differential attachment 21 on the left of body.
As depicted in figs. 3 and 5, it is many in the state of intersecting when drive shaft of rear wheel 22 is overlooked with left front wheel shaft 35
Board-like brake 40 is arranged at drive shaft of rear wheel 22 and in vertical view and side view after the body of left front wheel shaft 35
Side, brake 40 is exerted a force to releasing side.As shown in Fig. 2 the lower right side in operating portion 4 has brake pedal 41, brake is stepped on
Plate 41 is mechanically connected with main clutch 17 and brake 40.
When to brake pedal 41 without stampede operation, main clutch 17 is manipulated into drive state, brake 40
It is manipulated into releasing state.When carrying out stampede operation to brake pedal 41, main clutch 17 is manipulated into dissengaged positions, system
Dynamic device 40 is manipulated into on-position.Because drive shaft of rear wheel 22 is to mechanically connect with left and right front-wheel 1, left and right trailing wheel 2, institute
So that when applying braking to drive shaft of rear wheel 22 by brake 40, braking is then applied to left and right front-wheel 1 and left and right trailing wheel 2.
[6]
Below, rear car axle box 37 is illustrated.
As shown in fig. 6, rear car axle box 37 is configured to include：Along the central portion 37a of body left and right directions, from central portion
Left and right foot 37b that body left part extends downwards, it is arranged on the right side of 37a body and detachably left and right foot
Left and right cap 37c on the outside of 37b body.In rear car axle box 37, right foot part 37b and cap 37c and left foot portion 37b and cap
37c turns into more is located the ground slightly splay state of flare up on the outside of body to body downside.
As shown in fig. 6, two power transmission shafts 42 are arranged at the central portion 37a of rear car axle box 37, two power transmission shafts 42 pass through cone
Gear 42a connections.The bevel gear 38a for being fixed on input shaft 38 and the bevel gear 42a engagements for being fixed on power transmission shaft 42, in transmission
There is multi-plate right and left side clutch 43 on the right side of the body of axle 42 and on the left of body.
As shown in fig. 6, the right side (left side) the foot 37b and cap 37c of rear car axle box 37 have：With right (left side) side clutch 43
The travelling gear 44 in the big footpath of output gear 43a engagements；And configure on the outside of the body of travelling gear 44 and and travelling gear
44 travelling gears 45 rotated integrally.The right side (left side) axletree 46 with supports right (left side) trailing wheel 2, is fixed on right (left side) axletree 46
Travelling gear 46a is engaged with travelling gear 45.
As shown in fig. 6, left and right front-wheel 1 be located at when in the range of the left and right set angle of straight position, left and right sides from
Clutch 43 is manipulated into drive state.Thus, [4] are described as described above transmits power to left and right front-wheel 1 like that, input shaft 38 it is dynamic
Power passes to left and right trailing wheel 2 by power transmission shaft 42, right and left side clutch 43, travelling gear 44,45, left and right axletree 46.
As shown in fig. 6, when left and right front-wheel 1 is by (left side) steering operation to the right and more than right (left side) set angle, the right side (left side) side
Clutch 43 is manipulated into dissengaged positions.Thus, power is transmitted to left and right front-wheel 1, left (right side) trailing wheel 2, to right (left side) trailing wheel 2
Power is not transmitted and in the state of the right side (left side) trailing wheel 2 rotates freely, body to the right circle round by (left side).
[7]
Below, in the plantation transmission system of power is transmitted to seedling-planting device 6, speed change gear strain 23 is illustrated.
As shown in Figures 4 and 5, body left and right directions has power transmission shaft 47, is fixed on the body right part of power transmission shaft 29
Travelling gear 29c engaged with being fixed on the travelling gear 47b of power transmission shaft 47, the power of power transmission shaft 29 be (main transformer speed variator 18
Power) pass to power transmission shaft 47.
As shown in Figures 4 and 5, seven different change-speed gearing 47a of external diameter are fixed on power transmission shaft 47.Body left and right directions
Upper to have power transmission shaft 48, seven different change-speed gearing 48a of external diameter rotate against the outer cylindrical shape for being embedded in power transmission shaft 48 freely
Part, the change-speed gearing 47a of power transmission shaft 47 engages with the change-speed gearing 48a of power transmission shaft 48.
As shown in figure 4, in the cylindric part of power transmission shaft 48, change-speed gearing 48a part is embedded with outside along radius side
To hole portion is formed with, the hole portion has spherical engaging body 48b.The slide of transmission components 49 of pole shape is inserted in freely
The inside of power transmission shaft 48, the top ends of transmission components 49 have the larger flange shape operating portion 49a of external diameter, also with by speed change
Part 49 is maintained at the arrestment mechanism 50 of shift position.
Thus, as shown in figure 4, slide transmission components 49, the operating portion 49a of transmission components 49 operation is arrived into power transmission shaft
During 48 required change-speed gearing 48a position, by the operating portion 49a of transmission components 49 by the engaging body 48b of power transmission shaft 48
To the inner surface for the change-speed gearing 48a that power transmission shaft 48 is released and made it on the outside of radial direction, thus, power transmission shaft 48 it is required
Change-speed gearing 48a turn into the state of power transmission shaft 48 of being fixed on, the power of power transmission shaft 47 is by the speed change needed for power transmission shaft 48
Gear 48a passes to power transmission shaft 48.
In summary, by power transmission shaft 47, the change-speed gearing 47a of power transmission shaft 47, power transmission shaft 48, power transmission shaft 48 gear teeth
Take turns 48a and the grade of transmission components 49 constitutes speed change gear 23 between strain.
[8]
Below, in the plantation transmission system of power is transmitted to seedling-planting device 6, clutch 24 is illustrated.
As shown in Fig. 3,4,5, drive shaft of rear wheel 22 is located at body or so center CL when overlooking, also, is arranged to bowing
Apparent time intersects with left front wheel shaft 35, in side view in the upside of left front wheel shaft 35.Relatively, the edge of operation power transmission shaft 25
Body fore-and-aft direction is arranged on the main part 12a of gearbox 12, and is located at the (body or so of drive shaft of rear wheel 22 when being arranged to overlook
Central CL) body on the right side of position, the rear side in side view positioned at drive shaft of rear wheel 22.As shown in figure 1, in operation power transmission shaft
Power transmission shaft 52 is connected between 25 and seedling-planting device 6.
As shown in figure 4, the first engaging piece 25a is rotated integrally by spline structure and is sliding freely embedded in operation transmission outside
Axle 25, the second engaging piece 25b rotates against the outer body front part for being embedded in operation power transmission shaft 25, and having to second freely
The spring 25c that engaging piece 25b exerts a force to the first engaging piece 25a.First engaging piece 25a of operable operation power transmission shaft 25 make its from
The functional unit 51 for the pole shape that second engaging piece 25b leaves is supported for slide freely on body left and right directions.
As shown in Figures 4 and 5, the body left part of power transmission shaft 48 is fixed with bevel gear 48c, is fixed on operation power transmission shaft
25 the second engaging piece 25b bevel gear 25d is engaged with the bevel gear 48c of power transmission shaft 48.
In summary, by the first engaging piece 25a and the second engaging piece 25b, spring 25c of operation power transmission shaft 25 and
The grade of functional unit 51 constitutes plantation clutch 24.
As shown in figure 4, functional unit 51 is carried out slide make its from the first engaging piece 25a of operation power transmission shaft 25 from
When opening, the first engaging piece 25a is engaged with the second engaging piece 25b by the spring 25c of operation power transmission shaft 25 force, plant from
Clutch 24 turns into drive state.Thus, the power of power transmission shaft 48 passes to operation power transmission shaft 25 by plantation clutch 24, and borrows
Power transmission shaft 52 is helped to pass to seedling-planting device 6.
As shown in figure 4, functional unit 51 is operated to the Slideslip of operation power transmission shaft 25 and makes itself and operation power transmission shaft 25
When first engaging piece 25a is abutted, the cam effect of the inclined plane of the first engaging piece 25a by being formed at operation power transmission shaft 25,
First engaging piece 25a of operation operation power transmission shaft 25 makes it be left from the second engaging piece 25b.Thus, plantation clutch 24 turns into
Dissengaged positions, seedling-planting device 6 stops.
As shown in figure 4, functional unit 53 can be grasped by rotation process to the first engaging piece 25a of operation power transmission shaft 25
Work makes it be left from the second engaging piece 25b, and the functional unit 53 is set with the split of functional unit 51, and functional unit 53 is led with operation
The gear lever (not shown) of speed change gear 18 is to mechanically connect.
Thus, gear lever be operated into advance one grade, two grades, three file locations when, using functional unit 51 can will plantation from
Clutch 24 operates into drive state and dissengaged positions, when gear lever is operated into going-back position, and functional unit 53 is grasped by rotation
Make and plantation clutch 24 is manipulated into dissengaged positions.
[the first other embodiment of the invention]
In the Fig. 3 of above-mentioned " embodiment ", can also relative to gearbox main part 12a (in body or so
Entreat CL) there is the support case portion 12c and input shaft 15 of gearbox 12 on the right side of body, there is gearbox 12 on the left of body
Cap 12b and front-wheel differential attachment 21 (spur gear 21b).
When so constituting, the spur gear 20a of travel transmission axle 20 and the spur gear 21b of front-wheel differential attachment 21 are overlooked
When be arranged at across the ground of front-wheel differential attachment 21 on the left of body.The bevel gear 20b of travel transmission axle 20 and drive shaft of rear wheel 22
Bevel gear 22a, drive shaft of rear wheel 22 are arranged on the right side of body when overlooking across the ground of front-wheel differential attachment 21, drive shaft of rear wheel 22
As the state intersected when overlooking with off-front wheel power transmission shaft 35.
[the second other embodiment of the invention]
In " first other embodiment " of above-mentioned " embodiment ", brake 40 can also be arranged on trailing wheel
Power transmission shaft 22 and the body front side for making it be located at left (right side) front-wheel propeller shaft 35 when overlooking and during side view.
[the 3rd other embodiment of the invention]
, can be by " first other embodiment ", " the second other embodiment " of above-mentioned " embodiment "
, can be with from body or so center CL slightly by the position on the right side of body or on the left of body when drive shaft of rear wheel 22 is arranged on vertical view
The position of the downside of right (left side) front-wheel propeller shaft 35 when drive shaft of rear wheel 22 is arranged on into side view.
[the 4th other embodiment of the invention]
Above-mentioned " embodiment " " the first other embodiment " into " the 3rd other embodiment ", Ke Yishe
Hydrostatic stepless speed change device (not shown) is put to replace main clutch 17 and main transformer speed variator 18.Hydrostatic without
Level speed change gear marches forward from neutral position and side and retreats side variable speed freely, and substituting main clutch 17 by neutral position cuts
Disconnected state.In this case, hydrostatic stepless speed change device can be arranged on to the outside of gearbox 12.Secondary speed-changing device 19
Can not make two ranks, and make can free speed change turn at a high speed, three ranks of middling speed and low speed.
Industrial applicability：
The present invention can be applied not only to transplanting rice seedlings machine, additionally it is possible to suitable for directly sowing the riding of seed in field face
Type seed-sowing machine, ride-type supervisor that medicament is sowed to field face etc..
Claims (12)
1. a kind of working in paddy field, it is characterised in that
Have in the front portion of body：The speed change gear of traveling；Transmit the row of the power of the speed change gear from the traveling
Sail power transmission shaft；And to off-front wheel and the front-wheel differential attachment of the near front wheel transmission power,
It is poor that the working in paddy field is configured to the power of the travel transmission axle is passed into the front-wheel by the first transmission mechanism
Motivation structure,
The working in paddy field has the drive shaft of rear wheel that power is transmitted to off hind wheel and left rear wheel, by the second transmission mechanism by institute
The power for stating travel transmission axle passes to the drive shaft of rear wheel,
Second transmission mechanism is made up of the bevel gear for being located at the travel transmission axle and the drive shaft of rear wheel,
To off-front wheel and the near front wheel transmission power off-front wheel power transmission shaft and left front wheel shaft from the front-wheel differential attachment to
Body left and right directions stretches out, and the travel transmission axle is abreast arranged on machine with the off-front wheel power transmission shaft and left front wheel shaft
On body left and right directions, the drive shaft of rear wheel is arranged on body fore-and-aft direction,
First transmission mechanism is made up of the spur gear for being located at the travel transmission axle and the front-wheel differential attachment,
The speed change gear of the traveling is made up of main transformer speed variator and secondary speed-changing device, and operation power transmission shaft will be from main transformer speed
Device difference and the power that comes passes to the paddy-field-working device for being arranged at body, along before and after body when the operation power transmission shaft is overlooked
Direction is arranged at the upside of the drive shaft of rear wheel, from the secondary speed-changing device to the off-front wheel and the near front wheel, it is described it is right after
Wheel and left rear wheel transmission power.
2. working in paddy field as claimed in claim 1, it is characterised in that
First transmission mechanism sets the side side on body left and right directions, institute across the front-wheel differential attachment when overlooking
It is arranged on when stating the second transmission mechanism and drive shaft of rear wheel vertical view across the front-wheel differential attachment on body left and right directions
The opposing party side.
3. working in paddy field as claimed in claim 1, it is characterised in that
The drive shaft of rear wheel is arranged on body or so center when overlooking.
4. working in paddy field as claimed in claim 1, it is characterised in that
The off-front wheel power transmission shaft or left front wheel shaft intersect when being arranged to and overlook with the drive shaft of rear wheel.
5. working in paddy field as claimed in claim 4, it is characterised in that
The brake that the drive shaft of rear wheel can be braked is arranged on the drive shaft of rear wheel, and is located at the right side when being arranged to overlook
On front side of the body of front-wheel propeller shaft or left front wheel shaft or on rear side of body.
6. working in paddy field as claimed in claim 1, it is characterised in that
Gearbox with the speed change gear, the travel transmission axle and the front-wheel differential attachment for storing the traveling,
The input shaft for being passed the power of engine and the power of the engine being passed to the speed change gear of the traveling is overlooked
When be arranged on a side side on the body left and right directions of the gearbox,
The front-wheel differential attachment is arranged on the opposing party side on the body left and right directions of the inside of the gearbox when overlooking.
7. working in paddy field as claimed in claim 6, it is characterised in that
The input shaft of the speed change gear of the traveling, the speed change gear of the traveling and the travel transmission axle are overlooked
When be arranged on front side of the body of the front-wheel differential attachment.
8. working in paddy field as claimed in claim 6, it is characterised in that
The opposing party side on the body left and right directions of the gearbox has cap.
9. working in paddy field as claimed in claim 1, it is characterised in that
It is arranged to the axis direction of the off-front wheel power transmission shaft or the axis direction of left front wheel shaft and the drive shaft of rear wheel
Axis direction overlook when intersect.
10. such as working in paddy field according to any one of claims 1 to 9, it is characterised in that
Be arranged to the input shaft of the speed change gear of the traveling axle center and the travel transmission axle axle center overlook when position
On front side of the body in the axle center of the front-wheel propeller shaft.
11. a kind of working in paddy field, it is characterised in that
Have in the front portion of body：The speed change gear of traveling；Transmit the row of the power of the speed change gear from the traveling
Sail power transmission shaft；And to off-front wheel and the front-wheel differential attachment of the near front wheel transmission power,
It is poor that the working in paddy field is configured to the power of the travel transmission axle is passed into the front-wheel by the first transmission mechanism
Motivation structure,
The working in paddy field has the drive shaft of rear wheel that power is transmitted to off hind wheel and left rear wheel, by the second transmission mechanism by institute
The power for stating travel transmission axle passes to the drive shaft of rear wheel,
Arrange that pair becomes quick-mounting on the travel transmission axle, and between first transmission mechanism and second transmission mechanism
Put.
12. working in paddy field as claimed in claim 11, it is characterised in that
The speed change gear of the traveling is made up of main transformer speed variator and secondary speed-changing device, and operation power transmission shaft will be from main transformer speed
Device difference and the power that comes passes to the paddy-field-working device for being arranged at body, along before and after body when the operation power transmission shaft is overlooked
Direction is arranged at the upside of the drive shaft of rear wheel, from the secondary speed-changing device to the off-front wheel and the near front wheel, it is described it is right after
Wheel and left rear wheel transmission power.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012077444A JP2013203359A (en) | 2012-03-29 | 2012-03-29 | Rice field working machine |
| JP2012-077444 | 2012-03-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103358902A CN103358902A (en) | 2013-10-23 |
| CN103358902B true CN103358902B (en) | 2017-09-22 |
Family
ID=49361473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310108677.2A Active CN103358902B (en) | 2012-03-29 | 2013-03-29 | Working in paddy field |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2013203359A (en) |
| KR (1) | KR102073989B1 (en) |
| CN (1) | CN103358902B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6146342B2 (en) * | 2014-02-28 | 2017-06-14 | 井関農機株式会社 | Seedling transplanter |
| CN106385895B (en) * | 2015-07-30 | 2021-06-01 | 株式会社久保田 | Paddy field working machine |
| JP6611507B2 (en) * | 2015-07-30 | 2019-11-27 | 株式会社クボタ | Paddy field machine |
| KR20190074184A (en) * | 2017-12-19 | 2019-06-27 | 가부시끼 가이샤 구보다 | Paddy field work machine |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5924669U (en) * | 1982-08-06 | 1984-02-15 | 株式会社クボタ | work vehicle |
| JP2964526B2 (en) * | 1990-03-06 | 1999-10-18 | 井関農機株式会社 | Farm work machine |
| JP3125442B2 (en) * | 1992-06-30 | 2001-01-15 | 井関農機株式会社 | Traveling body of riding rice transplanter |
| JPH11155319A (en) * | 1997-11-27 | 1999-06-15 | Mitsubishi Agricult Mach Co Ltd | Sulky type traveling farming machine |
| JPH11157349A (en) * | 1997-11-28 | 1999-06-15 | Kubota Corp | Transmission device of work machine |
| JP3881761B2 (en) * | 1998-01-16 | 2007-02-14 | 株式会社 神崎高級工機製作所 | Passenger rice transplanter transmission |
| KR100344896B1 (en) * | 1999-03-25 | 2002-07-19 | 가부시끼 가이샤 구보다 | Paddy field working apparatus |
| KR100944613B1 (en) * | 1999-09-28 | 2010-02-26 | 가부시끼 가이샤 구보다 | Passenger type paddy field tiller |
| KR100375582B1 (en) * | 2000-04-17 | 2003-03-15 | 가부시끼 가이샤 구보다 | Working vehicle for paddy field |
| KR100658009B1 (en) * | 2002-12-16 | 2006-12-15 | 가부시끼 가이샤 구보다 | Riding-type Paddy Field Working Machine |
| JP4847796B2 (en) * | 2006-06-07 | 2011-12-28 | 株式会社クボタ | Agricultural work machine transmission structure |
| JP5341822B2 (en) | 2010-05-31 | 2013-11-13 | 株式会社クボタ | Work machine transmission structure |
| JP5319609B2 (en) * | 2010-05-31 | 2013-10-16 | 株式会社クボタ | Shifting operation structure of paddy field machine |
-
2012
- 2012-03-29 JP JP2012077444A patent/JP2013203359A/en active Pending
-
2013
- 2013-03-04 KR KR1020130022880A patent/KR102073989B1/en active IP Right Grant
- 2013-03-29 CN CN201310108677.2A patent/CN103358902B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103358902A (en) | 2013-10-23 |
| KR102073989B1 (en) | 2020-02-05 |
| KR20130111282A (en) | 2013-10-10 |
| JP2013203359A (en) | 2013-10-07 |
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