CN112640608A - Micro-tillage machine applied to different soil conditions and different operation requirements and control method - Google Patents
Micro-tillage machine applied to different soil conditions and different operation requirements and control method Download PDFInfo
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- CN112640608A CN112640608A CN202011552989.9A CN202011552989A CN112640608A CN 112640608 A CN112640608 A CN 112640608A CN 202011552989 A CN202011552989 A CN 202011552989A CN 112640608 A CN112640608 A CN 112640608A
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- 239000002689 soil Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000003971 tillage Methods 0.000 title claims description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 64
- 230000009467 reduction Effects 0.000 claims abstract description 47
- 230000009471 action Effects 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 238000009313 farming Methods 0.000 claims description 5
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B71/00—Construction or arrangement of setting or adjusting mechanisms, of implement or tool drive or of power take-off; Means for protecting parts against dust, or the like; Adapting machine elements to or for agricultural purposes
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B35/00—Other machines for working soil not specially adapted for working soil on which crops are growing
- A01B35/16—Other machines for working soil not specially adapted for working soil on which crops are growing with rotating or circulating non-propelled tools
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B63/00—Lifting or adjusting devices or arrangements for agricultural machines or implements
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Soil Working Implements (AREA)
Abstract
The invention discloses a mini-tiller applied to different soil conditions and different operation requirements, which relates to the technical field of general machinery and comprises a mini-tiller, wherein the mini-tiller is provided with a front shaft, a rear shaft and a control handle, the front shaft and the rear shaft are respectively provided with four wheels, the mini-tiller is provided with a reduction gearbox, a driving seat and a steering wheel, and the mini-tiller is also provided with a transmission shaft matched with the reduction gearbox for use; the control handle comprises a base station, a rotating shaft and a handle, the base station is arranged on the micro-cultivator, the rotating shaft is arranged on the base station, a rotating rod is arranged on the rotating shaft, and the handle is connected with the rotating shaft; the steering wheel is connected with the front shaft to control the direction; the rear shaft penetrates through the interior of the reduction gearbox; the method is suitable for different soil conditions, the requirement of the plowing depth is kept, the operation is simple, and the operation is safe.
Description
Technical Field
The invention relates to the technical field of general machinery, in particular to a mini-tiller applied to different soil conditions and different operation requirements and a control method.
Background
At present, a mini-tiller commonly used in the industry consists of a frame, an engine, a gearbox, a transmission case, a tilling blade and a handle, when the mini-tiller is used, an operator needs to tightly hold the handle to operate the mini-tiller, when the tilling blade rotates and cuts into the ground in the working process of the mini-tiller, the resistance is large, the body vibrates strongly, the mini-tiller is easy to deviate from a tilling route, and the operator needs to hold the handle with large strength to maintain the normal tilling state of the mini-tiller; when the tilling blade of the micro-tillage machine tills a hard soil layer, the depth of the tilling blade cutting into the ground is shallow, the advancing speed is high, the tilling effect is poor, and an operator needs to drag the micro-tillage machine backwards with force; when a soft soil layer is cultivated, the cultivating knife can dig soil in the loosened soil and sink, and at the moment, an operator needs to push the mini-tiller forward; when the micro-cultivator encounters a trench or a hollow pit in the working process, the cultivating knife is sunk into the pit, and an operator is difficult to push out the micro-cultivator; when the mini-tiller needs to be reversed in the working process, the engine of the mini-tiller is positioned at the front end of the rack, the center of gravity of the engine is close to the front, the seat is easy to warp, an operator cannot back in time and loses the center of gravity, a tilling knife of the mini-tiller is easy to injure the operator, and the mini-tiller is easy to injure the operator when backing.
Disclosure of Invention
In order to solve the problems, the invention designs the mini-tiller and the control method which are applied to different soil conditions and different operation requirements, adapts to different soil conditions, keeps the requirement of tilling depth, and has simple operation and control and safe operation.
In order to solve the above technical problems and achieve the above technical effects, the present invention is implemented by the following technical contents:
the mini-tiller is applied to different soil conditions and different operation requirements and comprises a mini-tiller, wherein the mini-tiller is provided with a front shaft, a rear shaft and a control handle, the front shaft and the rear shaft are respectively provided with four wheels, the mini-tiller is provided with a reduction gearbox, a driver seat and a steering wheel, and the mini-tiller is also provided with a transmission shaft matched with the reduction gearbox for use; the control handle comprises a base station, a rotating shaft and a handle, the base station is arranged on the micro-cultivator, the rotating shaft is arranged on the base station, a rotating rod is arranged on the rotating shaft, and the handle is connected with the rotating shaft; the steering wheel is connected with the front shaft to control the direction; the rear shaft penetrates through the interior of the reduction gearbox;
the reduction gearbox comprises a shell, a turbine, a first reduction gear, a second reduction gear, a first transmission wheel, a second transmission wheel, a driving wheel and a driven wheel; the two sides of the shell are symmetrically provided with speed reducing cavities, first bearings are arranged in the speed reducing cavities, first transmission shafts are connected to the first bearings, second bearings are arranged below the first transmission shafts in the shell, and second transmission shafts are connected to the second bearings; the turbine is arranged on the first transmission shaft; the first speed reducing wheel and the second speed reducing wheel are symmetrically arranged on the first transmission shaft and are respectively positioned in the speed reducing cavities, push cylinders are respectively arranged on the first speed reducing wheel and the second speed reducing wheel, and push grooves are formed in the outer walls of the push cylinders; a push rod is arranged in the push groove, a ball body hinged with the speed reducing cavity is arranged on the push rod, and springs connected with the push rods on two sides of the shell are arranged on the end of the push rod outside the speed reducing cavity; the first driving wheel and the second driving wheel are arranged on the second transmission shaft at intervals and are respectively meshed with the first speed reducing wheel and the second speed reducing wheel; the driving wheel is arranged on the second transmission shaft; the driven wheel is arranged on the rear shaft and is meshed with the driving wheel; a worm meshed with the turbine is arranged on the transmission shaft; the shell is provided with a push plate in a sliding manner and an arc-shaped plate in a rotating manner, the two ends of the push plate are provided with clamping grooves respectively matched with the push rods, the arc-shaped plate and the push plate are provided with mutually meshed gear teeth, one end of the arc-shaped plate is provided with a connecting rod, and the other end of the connecting rod is connected with the rotating rod;
the tooth number of a speed-reducing wheel, No. two speed-reducing wheels is less than the tooth number of a drive wheel, No. two drive wheels respectively, and the tooth number of action wheel is less than the tooth number from the driving wheel, and the tooth number of No. two speed-reducing wheels is less than the tooth number of a speed-reducing wheel respectively.
Furthermore, when the top end of the arc-shaped plate is meshed with the push plate, the push rod is perpendicular to the push groove, and the first speed reducing wheel and the second speed reducing wheel are separated from the first driving wheel and the second driving wheel respectively.
Furthermore, when the end of the arc-shaped plate is meshed with the push plate, the first speed reducing wheel is meshed with the first driving wheel or the second driving wheel of the second speed reducing wheel.
Furthermore, limiting grooves are symmetrically formed in the arc-shaped plate, and limiting columns located in the limiting grooves are arranged on the shell.
Furthermore, the number of teeth of the first reduction gear is 12Z-16Z, the number of teeth of the second reduction gear is 10Z-14Z, the number of teeth of the first transmission wheel is 34Z-38Z, the number of teeth of the second transmission wheel is 36Z-40Z, the number of teeth of the driving wheel is 10Z-14Z, and the number of teeth of the driven wheel is 36Z-40Z.
Furthermore, a third bearing is arranged between the rear shaft and the shell.
Furthermore, the push groove is a circle surrounding the push cylinder.
Furthermore, the wheels are four rubber wheels or two pushing wheels and two ploughing wheels, the pushing wheels are provided with clamping plates, and the ploughing wheels are provided with ploughing blades.
The invention also aims to provide the application of the mini-tiller applied to different soil conditions and different operation requirements in automatic tillage:
the remote control handle is operated to be connected with the control panel to control whether the first motor and the second motor work or not and the working duration, and the position of the handle is controlled, so that the speed is controlled, the rotating angle of the small driving wheel is controlled, and the rotating shaft of the steering wheel is driven to rotate to control steering.
The invention also aims to provide a control method of the mini-tiller in tilling, which is applied to different soil conditions and different operation requirements, and comprises the following steps:
the method comprises the following steps: the four rubber wheels are respectively arranged on the front shaft and the rear shaft, and an operator sits on a driving seat to drive the micro-cultivator into a field along the road surface;
step two: the pushing wheel is replaced on the rear shaft, the ploughing wheel is replaced on the front shaft, an operator drives the mini-tiller to walk in the field, and the ploughing knife carries out the soil turning operation.
Step three: the handle is pressed down to drive the connecting rod to move, the rear shaft rotates at a low speed to control the ploughing speed after the speed of the gear box is reduced, the rotary tillage machine is suitable for harder ground, and the ploughing depth is kept.
Step four: the lifting handle is positioned at the middle part of the first speed reducing wheel and the second speed reducing wheel, the first speed reducing wheel and the second speed reducing wheel are separated from the first driving wheel and the second driving wheel respectively, the first driving shaft is in an idle running state, and the rear shaft does not have the rotating speed from the driving shaft.
Step five: the handle is lifted to the highest position, and the rear shaft rotates at a high speed to adapt to a soft soil layer for ploughing after the speed of the gear box is reduced.
The invention has the beneficial effects that:
1. by arranging the reduction gearbox, the reduction gearbox is internally provided with the turbine, the first reduction gear, the second reduction gear, the first transmission wheel, the second transmission wheel, the driving wheel, the driven wheel, the first transmission shaft and the second transmission shaft which are matched with each other, the high rotating speed transmitted by the transmission shafts can be transmitted to the rear shaft at a low rotating speed after being reduced, the advancing speed of the mini-tiller is controlled, the tilling depth is kept, and the tilling effect is improved; be equipped with the first gear reduction wheel, No. two gear reduction wheels that the number of teeth is different in the reducing gear box, can adjust the rotational speed that drives the rear axle and rotate when transmitting to the rear axle, adapt to different soil conditions.
2. Through setting up push pedal, arc, connecting rod, control handle, the different rotational speed of rear axle output of the quick-witted of convenient control ploughing a little is controlled conveniently, swiftly.
3. Through the limiting groove arranged on the arc-shaped plate and the limiting column arranged on the shell, the rotating speed output by the rear shaft can be conveniently adjusted by operating the control handle.
4. The four rubber wheels are arranged, so that the mini-tiller can conveniently walk on the road; through setting up two catch wheels, two land wheels of ploughing, the catch wheel is last to be equipped with the cardboard, ploughs and takes turns to be equipped with the sword of ploughing, can plough in the field, and the cardboard can insert in soil to control the sword of ploughing and plough the degree of depth, when hard soil layer, soft soil layer or meetting trench or hollow hole, make things convenient for operating personnel to operate to plough a little to guarantee to plough the quality.
5. When the micro-cultivator needs to reverse in the working process, the micro-cultivator keeps the slow speed for reversing, and the safety is ensured.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of the micro-farming machine of the present invention applied to different soil conditions and different work requirements;
FIG. 2 is another schematic overall structure of the micro-farming machine of the present invention applied to different soil conditions and different work requirements;
FIG. 3 is an enlarged structural schematic view of the control structure of the micro-farming machine of the present invention applied to different soil conditions and different work requirements;
FIG. 4 is a schematic view of the internal structure of the reduction box of the micro-cultivator applied to different soil conditions and different operation requirements;
FIG. 5 is a schematic structural view of a push plate and an arc-shaped plate of the micro-cultivator applied to different soil conditions and different operation requirements;
FIG. 6 is a schematic view of the connection structure of the speed adjusting mechanism and the handle of the micro-cultivator applied to different soil conditions and different operation requirements;
FIG. 7 is a schematic structural view of a speed adjustment mechanism of the micro-farming machine of the present invention applied to different soil conditions and different work requirements;
FIG. 8 is a schematic structural view of a steering adjusting mechanism of the micro-cultivator applied to different soil conditions and different operation requirements;
in the drawings, the components represented by the respective reference numerals are listed below:
1-micro cultivator, 2-reduction gearbox, 3-driver seat, 4-steering wheel, 5-front axle, 6-rear axle, 7-rubber wheel, 8-pushing wheel, 9-land cultivating wheel, 10-clamping plate, 11-handle, 12-rotary shaft, 13-base station, 14-connecting rod, 15-reduction cavity, 16-push rod, 17-sphere, 18-push plate, 19-arc plate, 20-spring, 21-clamping groove, 22-gear tooth, 23-limiting groove, 24-limiting column, 25-worm, 26-first transmission shaft, 27-turbine, 28-first reduction gear, 29-second reduction gear, 30-pushing cylinder, 31-pushing groove, 32-second transmission shaft, 33-first transmission wheel, 34-a second driving wheel, 35-a driving wheel, 36-a first bearing, 37-a driven wheel, 38-a second bearing, 39-a third bearing, 40-a shell, 41-a threaded sleeve, 42-a second motor, 43-a screw rod, 44-a first motor, 45-a large driving wheel and 46-a small driving wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order to more clearly describe the contents of the present invention, the following description is made in conjunction with specific embodiments.
Example 1
Referring to fig. 1-5, the mini-tiller applied to different soil conditions and different operation needs comprises a mini-tiller 1, wherein the mini-tiller 1 is provided with a front shaft 5, a rear shaft 6 and a control handle, the front shaft 5 and the rear shaft 6 are respectively provided with four wheels, the mini-tiller 1 is provided with a reduction gearbox 2, a driver seat 3 and a steering wheel 4, and the mini-tiller 1 is further provided with a transmission shaft matched with the reduction gearbox 2 for use; the control handle comprises a base station 13, a rotating shaft 12 and a handle 11, the base station 13 is arranged on the micro-cultivator 1, the rotating shaft 12 is arranged on the base station 13, the rotating rod is arranged on the rotating shaft 12, and the handle 11 is connected with the rotating shaft 12; the steering wheel 4 is connected with the front shaft 5 to control the direction; the rear shaft 6 penetrates through the interior of the reduction gearbox 2;
the reduction gearbox 2 comprises a shell 40, a turbine 27, a first reduction gear 28, a second reduction gear 29, a first transmission wheel 33, a second transmission wheel 34, a driving wheel 35 and a driven wheel 37; the two sides of the shell 40 are symmetrically provided with the speed reducing cavities 15, the first bearings 36 are arranged in the speed reducing cavities 15, the first bearings 36 are connected with the first transmission shaft 26, the second bearings 38 are arranged below the first transmission shaft 26 in the shell 40, and the second bearings 38 are connected with the second transmission shaft 32; the turbine 27 is mounted on the first transmission shaft 26; the first speed reducing wheel 28 and the second speed reducing wheel 29 are symmetrically arranged on the first transmission shaft 26 and are respectively positioned in the speed reducing cavity 15, push cylinders 30 are respectively arranged on the first speed reducing wheel 28 and the second speed reducing wheel 29, and push grooves 31 are formed in the outer walls of the push cylinders 30; a push rod 16 is arranged in the push groove 31, a ball body 17 hinged with the speed reducing cavity 15 is arranged on the push rod 16, and a spring 20 connected with the push rods 16 at two sides of the shell 40 is arranged on the end of the push rod 16 positioned outside the speed reducing cavity 15; the first transmission wheel 33 and the second transmission wheel 34 are arranged on the second transmission shaft 32 at intervals and are respectively meshed with the first speed reducing wheel 28 and the second speed reducing wheel 29; the driving wheel 35 is arranged on the second transmission shaft 32; the driven wheel 37 is mounted on the rear shaft 6 and meshed with the driving wheel 35; a worm 25 meshed with a turbine 27 is arranged on the transmission shaft; the shell 40 is provided with a push plate 18 in a sliding manner and an arc-shaped plate 19 in a rotating manner, two ends of the push plate 18 are provided with clamping grooves 21 respectively matched with the push rod 16, the arc-shaped plate 19 and the push plate 18 are provided with mutually-meshed gear teeth 22, one end of the arc-shaped plate 19 is provided with a connecting rod 14, and the other end of the connecting rod 14 is connected with a rotating rod;
the number of teeth of first reduction gear 28, No. two reduction gear 29 is less than the number of teeth of first drive wheel 33, No. two drive wheel 34 respectively, and the number of teeth of action wheel 35 is less than the number of teeth of follow driving wheel 37, and the number of teeth of No. two reduction gear 29 is less than the number of teeth of first reduction gear 28.
Example 2
According to embodiment 1, when the top end of the arc plate 19 is engaged with the push plate 18, the push rod 16 is perpendicular to the push groove 31, and the first reduction gear 28 and the second reduction gear 29 are separated from the first transmission wheel 33 and the second transmission wheel 34 respectively.
When the end of the arc-shaped plate 19 is meshed with the push plate 18, the first speed reducing wheel 28 is meshed with the first driving wheel 33 or the second speed reducing wheel 29 is meshed with the second driving wheel 34.
The arc plate 18 is symmetrically provided with a limiting groove 23, and the shell 40 is provided with a limiting column 24 positioned in the limiting groove 23.
Example 3
Based on embodiment 1, the number of teeth of first reduction gear 28 is 12Z-16Z, the number of teeth of second reduction gear 29 is 10Z-14Z, the number of teeth of first transmission wheel 33 is 34Z-38Z, the number of teeth of second transmission wheel 34 is 36Z-40Z, the number of teeth of driving wheel 35 is 10Z-14Z, and the number of teeth of driven wheel 37 is 36Z-40Z; the high speed transmitted by the propeller shaft can be decelerated to rotate the rear axle 6 at a low speed.
Example 4
According to embodiment 1, a third bearing 39 is provided between the rear shaft 6 and the housing 40.
Example 5
Based on the embodiment 1, the push groove 31 is in a ring shape and surrounds the push cylinder 30 for one circle; the wheels are four rubber wheels 7 or two pushing wheels 8 and two ploughing wheels 9, the pushing wheels 8 are provided with clamping plates 10, and the ploughing wheels 9 are provided with ploughing blades.
The steering control mechanism comprises a first motor 44, a large driving wheel 45 and a small driving wheel 46, the large driving wheel 45 is connected with a rotating shaft of the first motor 44, the small driving wheel 46 is meshed with the large driving wheel 45, and the center of the small driving wheel 46 is connected with the rotating shaft of the steering wheel 4; the speed adjusting mechanism comprises a second motor 42, a screw 43 and a threaded sleeve 41, the screw 43 is connected with a rotating shaft of the second motor 42, the threaded sleeve 41 is connected with the screw 43 through threads, and the end of the threaded sleeve 41 is hinged with the handle 11; the control panel is connected with a first motor 44 and a second motor 42, the remote control handle is connected with the control panel through wireless signals, and the remote control handle is provided with a control button.
The invention is applied to the micro-tillage machine with different soil conditions and different operation requirements, and has the following specific application:
when the mini-tiller is used, the four rubber wheels are respectively arranged on the front shaft and the rear shaft, an operator sits on the driver seat to drive the mini-tiller into a field along a road surface, the push wheels are replaced on the rear shaft, the tillage wheels are replaced on the front shaft, the operator continues to drive the mini-tiller to walk in the field, the tillage knives on the tillage wheels are inserted into soil under the rotation of the front shaft to perform soil turning operation, the clamping plates of the push wheels are inserted into the soil, the tillage knives are kept deep into the soil in hard soil to turn the soil, the tillage wheels are prevented from driving the mini-tiller to walk on the ground surface, and the soil turning depth is prevented from not meeting the requirement; the high rotating speed transmitted by the transmission shaft rotating at high speed is transmitted to the rear shaft after being decelerated under the mutual matching of all parts in the reduction gearbox, the advancing speed of the mini-tiller is kept, and the tilling depth is kept;
the handle is pressed downwards to drive the connecting rod to move, so that the arc-shaped plate rotates, the right side of the arc-shaped plate is meshed with the push plate to push the push plate to move, the push rod on the right side of the shell is pushed, the push rod pushes the second speed reducing wheel to be meshed with the second driving wheel under the action of a push groove on the push cylinder, the second driving wheel transmits force to the second driving shaft, the second driving shaft drives the driving wheel to rotate, and the driving wheel is meshed with the driven wheel to drive the rear shaft to rotate at a low speed;
lifting the handle to the highest position, driving the connecting rod to move by the handle, enabling the left side of the arc-shaped plate to be meshed with the push plate to push the push plate to move, pushing the push rod on the left side of the shell, enabling the push rod to push the first speed reducing wheel to be meshed with the first transmission wheel under the action of a push groove in the push cylinder, enabling the first transmission wheel to transmit force to the second transmission shaft, enabling the second transmission shaft to drive the driving wheel to rotate, and enabling the driving wheel to be meshed with the driven wheel to drive the rear shaft;
when the handle was located the middle part, thereby the connecting rod removed and drives the arc and rotate, and when the arc top was meshed with the push pedal, the effort to the push rod of casing both sides was removed to the push pedal, made the push rod perpendicular to of casing both sides push away the groove under the spring action for a deceleration wheel, No. two deceleration wheels separate with a drive wheel, No. two drive wheels respectively, and a transmission shaft was in idle running state this moment, and the rear axle does not have the rotational speed that comes from the transmission shaft.
The forward or backward speed of the mini-tiller is controlled by controlling the rotating speed of the rear shaft, so that the mini-tiller is suitable for different soil conditions, and the safe production is ensured.
In the automatic control tillage, a signal is transmitted to the control panel through a control button on the remote control handle to control the work and the work duration of the second motor, when the second motor rotates, the screw rod is matched with the screw sleeve to move up or down under the action of the screw thread, and the screw sleeve moves up or down to push the handle to move up or down to adjust the speed; the control knob on the control handle transmits signals to the control panel to control the working time and the working time of the first motor, the first motor rotates forwards or backwards to drive the large driving wheel to rotate, the large driving wheel is meshed with the small driving wheel to drive the rotating shaft of the steering wheel to rotate, so that the advancing direction is adjusted, and the rotating angle of the rotating shaft of the steering wheel is adjusted by controlling the working time of the first motor, so that the rotating angle of the mini-tiller is adjusted.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. Be applied to the machine of ploughing a little of different soil conditions and different operation needs, its characterized in that: the mini-tiller is characterized by comprising a mini-tiller (1), wherein a front shaft (5), a rear shaft (6) and a control handle are arranged on the mini-tiller (1), four wheels are respectively arranged on the front shaft (5) and the rear shaft (6), a reduction gearbox (2), a driving seat (3) and a steering wheel (4) are arranged on the mini-tiller (1), and a transmission shaft matched with the reduction gearbox (2) for use is further arranged on the mini-tiller (1); the control handle comprises a base platform (13), a rotating shaft (12) and a handle (11), the base platform (13) is installed on the mini-tiller (1), the rotating shaft (12) is installed on the base platform (13), the rotating shaft (12) is provided with a rotating rod, and the handle (11) is connected with the rotating shaft (12); the steering wheel (4) is connected with the front shaft (5) to control the direction; the rear shaft (6) penetrates through the interior of the reduction gearbox (2);
the reduction gearbox (2) comprises a shell (40), a turbine (27), a first reduction gear (28), a second reduction gear (29), a first transmission wheel (33), a second transmission wheel (34), a driving wheel (35) and a driven wheel (37); the two sides of the shell (40) are symmetrically provided with the speed reducing cavities (15), the speed reducing cavities (15) are internally provided with a first bearing (36), the first bearing (36) is connected with a first transmission shaft (26), a second bearing (38) is arranged below the first transmission shaft (26) in the shell (40), and the second bearing (38) is connected with a second transmission shaft (32); the turbine (27) is mounted on a first transmission shaft (26); the first speed reducing wheel (28) and the second speed reducing wheel (29) are symmetrically arranged on the first transmission shaft (26) and are respectively positioned in the speed reducing cavity (15), the first speed reducing wheel (28) and the second speed reducing wheel (29) are respectively provided with a push cylinder (30), and the outer wall of the push cylinder (30) is provided with a push groove (31); a push rod (16) is arranged in the push groove (31), a ball body (17) hinged with the speed reducing cavity (15) is arranged on the push rod (16), and a spring (20) connected with the push rods (16) on two sides of the shell (40) is arranged on the end of the push rod (16) positioned outside the speed reducing cavity (15); the first transmission wheel (33) and the second transmission wheel (34) are arranged on the second transmission shaft (32) at intervals and are respectively meshed with the first speed reducing wheel (28) and the second speed reducing wheel (29); the driving wheel (35) is arranged on the second transmission shaft (32); the driven wheel (37) is arranged on the rear shaft (6) and is meshed with the driving wheel (35); a worm (25) meshed with the turbine (27) is arranged on the transmission shaft; the shell (40) is provided with a push plate (18) in a sliding manner and an arc-shaped plate (19) in a rotating manner, two ends of the push plate (18) are provided with clamping grooves (21) respectively matched with the push rod (16), the arc-shaped plate (19) and the push plate (18) are provided with gear teeth (22) which are mutually meshed, one end of the arc-shaped plate (19) is provided with a connecting rod (14), and the other end of the connecting rod (14) is connected with the rotating rod;
the tooth number of first reduction gear (28), No. two reduction gear (29) is less than the tooth number of a drive wheel (33), No. two drive wheel (34) respectively, and the tooth number of action wheel (35) is less than the tooth number of following driving wheel (37), and the tooth number of No. two reduction gear (29) is less than the tooth number of a reduction gear (28).
2. The mini-tiller as claimed in claim 1, applied to different soil conditions and different work needs, characterized in that: when the top end of the arc-shaped plate (19) is meshed with the push plate (18), the push rod (16) is perpendicular to the push groove (31), and the first speed reducing wheel (28) and the second speed reducing wheel (29) are respectively separated from the first driving wheel (33) and the second driving wheel (34).
3. The micro-cultivator of claim 2, applied to different soil conditions and different operating requirements, wherein: when the end of the arc-shaped plate (19) is meshed with the push plate (18), the first speed reducing wheel (28) is meshed with the first driving wheel (33) or the second speed reducing wheel (29) is meshed with the second driving wheel (34).
4. A mini-tiller as claimed in claim 3, adapted for use in different soil conditions and different work needs, wherein: the arc-shaped plate (19) is symmetrically provided with limiting grooves (23), and the shell (40) is provided with limiting columns (24) located in the limiting grooves (23).
5. The micro-cultivator of claim 1, wherein the micro-cultivator is applied to different soil conditions and different operation requirements, and the micro-cultivator comprises: the number of teeth of the first reduction gear (28) is 12Z-16Z, the number of teeth of the second reduction gear (29) is 10Z-14Z, the number of teeth of the first transmission wheel (33) is 34Z-38Z, the number of teeth of the second transmission wheel (34) is 36Z-40Z, the number of teeth of the driving wheel (35) is 10Z-14Z, and the number of teeth of the driven wheel (37) is 36Z-40Z.
6. The mini-tiller as claimed in claim 1, applied to different soil conditions and different work needs, characterized in that: a third bearing (39) is arranged between the rear shaft (6) and the shell (40).
7. The mini-tiller as claimed in claim 1, applied to different soil conditions and different work needs, characterized in that: the push groove (31) is a circle surrounding the push cylinder (30).
8. The mini-tiller as claimed in claim 1, applied to different soil conditions and different work needs, characterized in that: the wheels are four rubber wheels (7) or two pushing wheels (8) and two ploughing wheels (9), the pushing wheels (8) are provided with clamping plates (10), and the ploughing wheels (9) are provided with ploughing knives.
9. A micro-farming machine according to any of claims 1-8, applied to different soil conditions and different working needs, characterized in that: the steering mechanism comprises a first motor (44), a large driving wheel (45) and a small driving wheel (46), the large driving wheel (45) is connected with a rotating shaft of the first motor (44), the small driving wheel (46) is meshed with the large driving wheel (45), and the center of the small driving wheel (46) is connected with the rotating shaft of the steering wheel; the speed adjusting mechanism comprises a second motor (42), a screw rod (43) and a threaded sleeve (41), the screw rod (43) is connected with a rotating shaft of the second motor (42), the threaded sleeve (41) is connected with the screw rod (43) through threads, and the end of the threaded sleeve (41) is hinged with the handle; the control panel is connected with a first motor (44) and a second motor (42), the remote control handle is connected with the control panel through a wireless signal, and the remote control handle is provided with a control button.
10. The method for controlling the micro-tillage machine in tillage according to any one of claims 1-8, applied to different soil conditions and different working requirements, comprising the steps of:
the method comprises the following steps: the four rubber wheels 7 are respectively arranged on the front shaft 5 and the rear shaft 6, and an operator sits on the driving seat 3 to drive the micro-cultivator 1 into a field along the road surface;
step two: the pushing wheel 8 is replaced on the rear shaft 6, the ploughing wheel 9 is replaced on the front shaft 5, an operator drives the mini-tiller 1 to walk in the field, and the ploughing knife carries out soil turning operation.
Step three: the handle 11 is pressed down to drive the connecting rod 14 to move, and the rear shaft 6 rotates at a low speed to control the ploughing speed after the speed of the gear box 2 is reduced, so that the tiller is suitable for harder ground and keeps the ploughing depth.
Step four: the lifting handle 11 is positioned in the middle, the first speed reducing wheel 28 and the second speed reducing wheel 29 are separated from the first driving wheel 33 and the second driving wheel 34 respectively, the first transmission shaft 26 is in an idle state, and the rear shaft 6 does not have the rotating speed from the transmission shafts.
Step five: the handle 11 is lifted to the highest position, and the rear shaft 6 is rotated at a high speed to adapt to soft soil layers for ploughing after the speed of the gear box 2 is reduced.
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| CN202011552989.9A CN112640608A (en) | 2020-12-24 | 2020-12-24 | Micro-tillage machine applied to different soil conditions and different operation requirements and control method |
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| CN202011552989.9A CN112640608A (en) | 2020-12-24 | 2020-12-24 | Micro-tillage machine applied to different soil conditions and different operation requirements and control method |
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