CN109334347A - A kind of high-clearance field plant protection wheel tracks adjustment device - Google Patents
A kind of high-clearance field plant protection wheel tracks adjustment device Download PDFInfo
- Publication number
- CN109334347A CN109334347A CN201811448879.0A CN201811448879A CN109334347A CN 109334347 A CN109334347 A CN 109334347A CN 201811448879 A CN201811448879 A CN 201811448879A CN 109334347 A CN109334347 A CN 109334347A
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- Prior art keywords
- flat
- shaft
- pushing hydraulic
- sliding sleeve
- case body
- Prior art date
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- 230000005540 biological transmission Effects 0.000 claims abstract description 42
- 239000010687 lubricating oil Substances 0.000 claims abstract description 8
- 241000196324 Embryophyta Species 0.000 claims description 19
- 239000003921 oil Substances 0.000 claims description 10
- 235000007164 Oryza sativa Nutrition 0.000 claims description 4
- 239000010720 hydraulic oil Substances 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 238000012546 transfer Methods 0.000 claims description 4
- 238000005461 lubrication Methods 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 239000010727 cylinder oil Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/001—Axles of the portal type, i.e. axles designed for higher ground clearance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B35/00—Axle units; Parts thereof ; Arrangements for lubrication of axles
- B60B35/02—Dead axles, i.e. not transmitting torque
- B60B35/10—Dead axles, i.e. not transmitting torque adjustable for varying track
- B60B35/1036—Dead axles, i.e. not transmitting torque adjustable for varying track operated with power assistance
- B60B35/1054—Dead axles, i.e. not transmitting torque adjustable for varying track operated with power assistance hydraulically
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Retarders (AREA)
Abstract
The present invention relates to agricultural mechanical fields, device is adjusted more particularly to a kind of high-clearance field plant protection wheel tracks, including cross beam frame, it is set in the adjusting sliding sleeve and two flat-pushing hydraulic cylinders at cross beam frame both ends, the piston rod of flat-pushing hydraulic cylinder is connect with the transmission case body on the inside of two wheels respectively horizontally outward, and transmission case body upper end is connect with sliding sleeve is adjusted;Oilhole is provided on the side wall for adjusting sliding sleeve, oilhole is connect by lubricating oil pipe with the hydraulic circuit outside flat-pushing hydraulic cylinder;Range sensor is installed on the inside of transmission case body, range sensor is electrically connected with the controller, and controller is also electrically connected with the solenoid directional control valve for controlling flat-pushing hydraulic circuit;Flat-pushing hydraulic cylinder lower end is horizontally disposed transmission shaft component, the output axle shaft of left and right two of differential mechanism passes through transmission shaft component respectively and power is transferred to the rotation of drive gears motor car wheel, the present apparatus can need to realize the adjust automatically of wheelspan according to operation, and can carry out real-time monitoring during wheelspan adjustment.
Description
Technical field
The present invention relates to technical field of agricultural mechanical equipment, and in particular to a kind of high-clearance field plant protection wheel tracks adjustment dress
It sets.
Background technique
China is large agricultural country, and field plant protection operation is the important link for ensureing agricultural year.Not with China's agricultural
Disconnected development, field plant protection operation have traditional manpower operation, are gradually converted into agricultural mechanical operation and agricultural aviation device operation.
Because plant protection vehicle in high-clearance field has many advantages, such as that time saving, efficient, transaction capabilities are stablized, generally by the welcome of wide farmers.But
It is that traditional operation plant protection vehicle cannot be adjusted in the rear tread of factory, and China's agricultural Different Crop, different zones, different plot
Between, crop row can generate serious pressure seedling phenomenon away from difference, the operation under different operating conditions of same plant protection vehicle.Therefore,
It is particularly important for the development of China's agricultural to design a kind of high-clearance field plant protection vehicle that can adjust wheelspan.
Summary of the invention
In view of the deficiencies in the prior art and problem, the present invention provide a kind of high-clearance field plant protection wheel tracks adjustment
Device.
The present invention solves scheme used by its technical problem: a kind of high-clearance field plant protection wheel tracks adjustment device,
Including being installed on the cross beam frame of chassis, being set in the adjusting sliding sleeve at cross beam frame both ends and being symmetrically disposed on cross beam frame lower end
The cylinder seat of two flat-pushing hydraulic cylinders, the flat-pushing hydraulic cylinder is installed on the differential case in the middle part of cross beam frame, flat-pushing hydraulic cylinder
Piston rod connect respectively with the transmission case body on the inside of two wheels horizontally outward, transmission case body upper end with adjust sliding sleeve connect;
Be provided with oilhole on the side wall for adjusting sliding sleeve, oilhole by lubricating oil pipe with it is hydraulic outside flat-pushing hydraulic cylinder
Oil circuit connection is separately installed with check valve at the both ends of lubricating oil pipe Yu hydraulic circuit junction;
Range sensor is installed on the inside of transmission case body, the range sensor is electrically connected with the controller, controller and aobvious
Show that device is electrically connected, controller is also electrically connected with the solenoid directional control valve for controlling flat-pushing hydraulic circuit;
The flat-pushing hydraulic cylinder lower end is horizontally disposed transmission shaft component, and transmission shaft component includes driving shaft, driven shaft, output shaft
And double chain wheel, the driving shaft are connect by double chain wheel with differential mechanism output axle shaft, driven shaft is connected by double chain wheel and output shaft
It connecing, the double chain wheel includes two subchain wheels being set in two axial ends portion and two sub- chains being set on subchain wheel,
Pass through connection pin connection between two sub- chains;The driving shaft end is provided with prism sleeve, and driven shaft end is equipped with rib
The prism shaft part of axis of a cylinder section, driven shaft can slide in the prism sleeve of driving shaft;It is provided in the transmission case body mutually
Upper and lower two transmission gears of engagement, upper transfer gear are set on output shaft, and lower transmissioning gear is set on axletree, poor
The output axle shaft of left and right two of fast device passes through transmission shaft component respectively and power is transferred to the rotation of drive gears motor car wheel.
Further, fixing seat is installed, the cylinder seat of the flat-pushing hydraulic cylinder is installed on fixation on the differential casing
On seat;Engaging lug is installed, the piston rod of the flat-pushing hydraulic stem is connected by engaging lug and transmission case body on the transmission case body
It connects.
Further, the front and back side for adjusting sliding sleeve is respectively arranged with positioning bolt hole, is provided in positioning bolt hole
Bolt is adjusted, described one end for adjusting bolt passes through positioning bolt hole and is against on cross beam frame.
Further, the adjusting sliding sleeve inner wall is provided with oil-way, and the oilhole is located in oil-way
Portion, oil-way is dissipated outward by the oilhole at middle part is provided with a plurality of slot diameter.
Further, the oil-way is " rice " shaped oil groove.
Further, the axial end where two sub- sprocket wheels is provided with prism slot, prism company is installed in prism slot
Spindle.
Beneficial effects of the present invention: a kind of high-clearance field plant protection wheel tracks of the invention adjust device, using using cunning
Block formula regulating mechanism, structure is simple, easy to operate, and left and right wheels, can also be as needed away from that can be designed to be adjusted in synchronism as needed
The asynchronous adjusting in left and right is designed to, so as to simultaneously or separately adjust the wheelspan of left and right two-wheeled;By Hydraulic Cylinder, realize
The continuity of wheelspan is adjusted;Its transmission shaft is connected using double chain wheel, convenient for the installation of transmission shaft and the disassembly of later period maintenance;?
It is equipped with lubricant passage way in hydraulic circuit, may be implemented in wheelspan adjustment process by the check valve between the oil circuit of hydraulic cylinder both ends
Hydraulic oil can be entered in sliding sleeve by the oil filler point in sliding sleeve and be surveyed, it is ensured that reduced when adjusting wheelspan and adjusted sliding sleeve and crossbeam
The friction of frame, " rice " shaped oil groove can be accelerated to lubricate rate.The present apparatus passes through the robot brains such as range sensor, controller
Structure can need to realize the adjust automatically of wheelspan according to operation, and can carry out real-time monitoring during wheelspan adjustment.
Detailed description of the invention
Fig. 1 is main view of the invention;
Fig. 2 is top view of the invention;
Fig. 3 is overall structure stereogram of the invention;
Fig. 4 is the structural schematic diagram one of transmission shaft component;
Fig. 5 is the structural schematic diagram two of transmission shaft component;
Fig. 6 is the structural schematic diagram of double chain wheel;
Fig. 7 is hydraulic circuit figure;
Fig. 8 is hydraulic circuit structure schematic diagram;
Fig. 9 is the structural schematic diagram of oil-way.
In figure: 1- cross beam frame, 2- adjusting sliding sleeve, the flat-pushing hydraulic cylinder of 3-, 4- differential case, 5- differential mechanism output axle shaft,
6- driving shaft, 61- prism sleeve, 7- driven shaft, 71- prism shaft part, 8- double chain wheel, 81- subchain wheel, 82- subchain item, 83- connect
Outbound column, 84- prism connecting shaft, 9- output shaft, 10- transmission case body, 11- range sensor, 12- controller, 13- display,
14- oilhole, 15- lubricating oil pipe, 16- hydraulic circuit, 17- check valve, 18- oil-way, 19- fixing seat, 20- connection
Ear, 21- positioning bolt hole, 23- solenoid directional control valve, 24- hydraulic oil container, 25- hydraulic pump.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
Embodiment 1: a kind of high-clearance field plant protection wheel tracks adjustment device as shown in figs 1-9, including is installed on chassis
Cross beam frame 1, cross beam frame is located at the top of axletree, and the middle part of cross beam frame 1 is equipped with differential case 4, differential case 4
Two sides are symmetrically installed there are two fixing seat 19, and the cylinder seat of flat-pushing hydraulic cylinder 3 is installed in fixing seat 19, and flat-pushing hydraulic cylinder level is put
It sets, the piston rod of flat-pushing hydraulic cylinder 3 is connect by engaging lug 20 with transmission case body 10, wherein transmission case body 10 is located at wheel
Inside, engaging lug 20 is installed on the medial surface of transmission case body, the piston rod of flat-pushing hydraulic stem 3 passes through bolt and engaging lug
It is fixedly connected;It is respectively installed at the both ends of cross beam frame 1 and adjusts sliding sleeve 2, adjust the lower end of sliding sleeve 2 and the upper end of transmission case body 10
It is fixedly welded or is bolted, when the piston rod of flat-pushing hydraulic cylinder 3 is flexible, the piston rod horizontal direction extrapolation of flat-pushing hydraulic cylinder 3
Dynamic or inside pulling transmission case body 10, transmission case body 10 are fixedly connected with adjusting sliding sleeve 2 and then drive adjusting sliding sleeve 2 along cross beam frame
1 moves horizontally, and makes the mobile adjusting for realizing wheelspan between two wheels of wheel position.It is opened respectively in the front side of adjusting sliding sleeve 2, rear side
There is a positioning bolt hole 21, internal screw thread is equipped in hole, is provided with adjusting bolt in positioning bolt hole, when flat-pushing hydraulic cylinder 3 is by wheel
Wheelspan is adjusted to after target range, and precession adjusts bolt, passes through the one end for adjusting bolt after positioning bolt hole 21 screws
It is against on cross beam frame 1, sliding sleeve will be adjusted and be fixedly installed on cross beam frame 1.Also, in order to guarantee to adjust sliding sleeve 2 on cross beam frame
It can smoothly be subjected to displacement, also be provided with oilhole 14 on the upper wall or side wall for adjusting sliding sleeve 2, oilhole 14 passes through profit
Oil pipe 15 is connect with the hydraulic circuit 16 outside flat-pushing hydraulic cylinder, in hydraulic circuit 16, respectively at flat-pushing 3 both ends of hydraulic cylinder
Oil circuit between be connected with check valve 17, wheelspan increase when, the oil circuit at no piston push rod end can be by check valve 17 by adjusting
Oilhole 14 on sliding sleeve 2, which enters, adjusts 2 inside of sliding sleeve;When wheelspan becomes smaller, the oil circuit at piston push rod end can be by unidirectional
Valve 17 is entered by the oilhole 14 on adjustment sliding sleeve to be adjusted on the inside of sliding sleeve, and then can realize the process only adjusted in wheelspan
In, hydraulic oil can just enter in the lubricating oil pipe 15 of sliding sleeve hydraulic circuit, further decrease and adjust between sliding sleeve and cross beam frame
Friction.It is additionally provided with oil-way 18 in the inner wall for adjusting sliding sleeve 2 simultaneously, oilhole is located at the middle part of oil-way, profit
Oil groove 18 is dissipated outward by the oilhole 14 at middle part is provided with a plurality of slot diameter, in the present embodiment, is equipped on the inside of sliding sleeve
The oil-way of " rice " font, effect are to speed up lubrication rate.
Range sensor 11 is installed in the inside of transmission case body 10, range sensor 11 is electrically connected with controller 12, control
Device 12 processed is electrically connected with display 13, and controller 12 is also electrically connected with the solenoid directional control valve 23 for controlling flat-pushing hydraulic circuit;It is taking turns
Away from that in adjustment process, can need to set regulating wheel according to operation away from distance, converted wheelspan regulating command to by controller 12
Electric signal and then the adjusting for controlling the progress hydraulic circuit of solenoid directional control valve 23, the letter that controller 12 can monitor distance-sensor
Number it is converted into digital signal, so as to realize real-time monitoring of wheelspan during wheelspan adjusts by display 13.
Have a transmission shaft component flat-pushing 3 lower end of hydraulic cylinder is horizontally disposed, transmission shaft component include driving shaft 6, driven shaft 7,
Output shaft 9 and double chain wheel 8, driving shaft 6 are connect by double chain wheel 8 with differential mechanism output axle shaft 5, and wherein double chain wheel 8 includes two
It is set in being set with two on two sub- sprocket wheels 81 of differential mechanism output axle shaft end, driving shaft end, two sub- sprocket wheels
A sub- chain 82 is connected between two sub- chains by connection pin 83, so that the power of differential mechanism output axle shaft 5 passes through subchain
Item, subchain wheel are transferred on driving shaft 6;Similarly, driven shaft 7 with mutually isostructural double chain wheel 8 with output shaft 9 by connecting, i.e.,
7 end of driven shaft, 9 end of output shaft are set with a sub- sprocket wheel, are set with two sub- chains on two sub- sprocket wheels, and two
By connection pin connection between subchain item, and it is respectively arranged with prism slot in the axial end where two sub- sprocket wheels, in rib
Prism connecting shaft 84 is installed, so that the power of driven wheel is transferred on output shaft through double chain wheel in column slot;On driving shaft 6,
The end of driven axis connection is provided with prism sleeve 61, the end on driven shaft 7, with rotation axis connection is equipped with prism shaft part
71, the prism shaft part 71 of driven shaft can slide in the prism sleeve 61 of driving shaft, and then realize entire transmission shaft component
Length is adjustable, i.e., when flat-pushing hydraulic cylinder piston rod is flexible, driving shaft 6, driven shaft 7 occur to slide accordingly;In transmission case body
Intermeshing upper and lower two transmission gears are installed, upper transfer gear is set on output shaft 9, lower transmissioning gear set in 10
Loaded on axletree, the power of two output axle shafts 5 in left and right of differential mechanism passes sequentially through driving shaft 6, driven shaft 7, output respectively
Power is transferred on axletree by axis 9, upper transfer gear, lower transmissioning gear, and then drives vehicle wheel rotation.
Regulating wheel away from when, first reduce plant protection vehicle travel speed, starting wheelspan adjustment switch, design when can by left and right
Wheelspan adjustment is classified as may be designed as two switches by a switch control and controlling starting of the left and right wheels away from adjustment respectively, adjusted
The wheelspan that side is first adjusted when whole, then adjusts the wheelspan of the other side again, until meeting job requirements at that time.
Claims (6)
1. a kind of high-clearance field plant protection wheel tracks adjust device, it is characterised in that: cross beam frame, set including being installed on chassis
Adjusting sliding sleeve loaded on cross beam frame both ends and two flat-pushing hydraulic cylinders for being symmetrically disposed on cross beam frame lower end, it is described flat-pushing hydraulic
The cylinder seat of cylinder is installed on the differential case in the middle part of cross beam frame, the piston rod of flat-pushing hydraulic cylinder horizontally outward respectively with two vehicles
The transmission case body connection of wheel inside, transmission case body upper end are connect with sliding sleeve is adjusted;Profit is provided on the side wall for adjusting sliding sleeve
Lubrication hole, oilhole is connect by lubricating oil pipe with the hydraulic circuit outside flat-pushing hydraulic cylinder, in lubricating oil pipe and hydraulic oil
The both ends of road junction are separately installed with check valve;
Range sensor is installed on the inside of transmission case body, the range sensor is electrically connected with the controller, controller and aobvious
Show that device is electrically connected, controller is also electrically connected with the solenoid directional control valve for controlling flat-pushing hydraulic circuit;
The flat-pushing hydraulic cylinder lower end is horizontally disposed transmission shaft component, and transmission shaft component includes driving shaft, driven shaft, output shaft
And double chain wheel, the driving shaft are connect by double chain wheel with differential mechanism output axle shaft, driven shaft is connected by double chain wheel and output shaft
It connecing, the double chain wheel includes two subchain wheels being set in two axial ends portion and two sub- chains being set on subchain wheel,
Pass through connection pin connection between two sub- chains;The driving shaft end is provided with prism sleeve, and driven shaft end is equipped with rib
The prism shaft part of axis of a cylinder section, driven shaft can slide in the prism sleeve of driving shaft;It is provided in the transmission case body mutually
Upper and lower two transmission gears of engagement, upper transfer gear are set on output shaft, and lower transmissioning gear is set on axletree, poor
The output axle shaft of left and right two of fast device passes through transmission shaft component respectively and power is transferred to the rotation of drive gears motor car wheel.
2. a kind of high-clearance field plant protection wheel tracks according to claim 1 adjust device, it is characterised in that: the differential
Fixing seat is installed, the cylinder seat of the flat-pushing hydraulic cylinder is installed in fixing seat on device shell;It is equipped on the transmission case body
The piston rod of engaging lug, the flat-pushing hydraulic stem is connect by engaging lug with transmission case body.
3. a kind of high-clearance field plant protection wheel tracks according to claim 1 adjust device, it is characterised in that: the adjusting
The front and back side of sliding sleeve is respectively arranged with positioning bolt hole, and adjusting bolt is provided in positioning bolt hole, described to adjust the one of bolt
End is against on cross beam frame across positioning bolt hole.
4. a kind of high-clearance field plant protection wheel tracks according to claim 1 adjust device, it is characterised in that: the adjusting
Sliding sleeve inner wall is provided with oil-way, and the oilhole is located at the middle part of oil-way, oil-way by middle part lubricating oil
Hole dissipates outward is provided with a plurality of slot diameter.
5. a kind of high-clearance field plant protection wheel tracks according to claim 4 adjust device, it is characterised in that: the lubrication
Oil groove is " rice " shaped oil groove.
6. a kind of high-clearance field plant protection wheel tracks according to claim 1 adjust device, it is characterised in that: in two sons
Axial end where sprocket wheel is provided with prism slot, and prism connecting shaft is equipped in prism slot.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811448879.0A CN109334347A (en) | 2018-11-30 | 2018-11-30 | A kind of high-clearance field plant protection wheel tracks adjustment device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811448879.0A CN109334347A (en) | 2018-11-30 | 2018-11-30 | A kind of high-clearance field plant protection wheel tracks adjustment device |
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CN109334347A true CN109334347A (en) | 2019-02-15 |
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ID=65318866
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CN201811448879.0A Pending CN109334347A (en) | 2018-11-30 | 2018-11-30 | A kind of high-clearance field plant protection wheel tracks adjustment device |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11285772B2 (en) * | 2019-08-23 | 2022-03-29 | Robby Gordon | Front portal spindle assembly |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103999588A (en) * | 2014-06-11 | 2014-08-27 | 河南农业大学 | Three-wheel fully hydraulic drive high-frame field operation vehicle |
CN206926720U (en) * | 2017-05-23 | 2018-01-26 | 程广森 | A kind of vehicle chassis |
CN107953775A (en) * | 2017-11-30 | 2018-04-24 | 江苏大学 | A kind of hillside tractor fuselage structure adjusting device |
CN209096388U (en) * | 2018-11-30 | 2019-07-12 | 河南农业大学 | A kind of high-clearance field plant protection wheel tracks adjustment device |
-
2018
- 2018-11-30 CN CN201811448879.0A patent/CN109334347A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103999588A (en) * | 2014-06-11 | 2014-08-27 | 河南农业大学 | Three-wheel fully hydraulic drive high-frame field operation vehicle |
CN206926720U (en) * | 2017-05-23 | 2018-01-26 | 程广森 | A kind of vehicle chassis |
CN107953775A (en) * | 2017-11-30 | 2018-04-24 | 江苏大学 | A kind of hillside tractor fuselage structure adjusting device |
CN209096388U (en) * | 2018-11-30 | 2019-07-12 | 河南农业大学 | A kind of high-clearance field plant protection wheel tracks adjustment device |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11285772B2 (en) * | 2019-08-23 | 2022-03-29 | Robby Gordon | Front portal spindle assembly |
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