CN113647213A - Intelligent switching control system for transportation and operation of disc harrow and disc harrow - Google Patents
Intelligent switching control system for transportation and operation of disc harrow and disc harrow Download PDFInfo
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- CN113647213A CN113647213A CN202110806133.8A CN202110806133A CN113647213A CN 113647213 A CN113647213 A CN 113647213A CN 202110806133 A CN202110806133 A CN 202110806133A CN 113647213 A CN113647213 A CN 113647213A
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- 230000005611 electricity Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000009313 farming Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
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- 230000000694 effects 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
- A01B49/00—Combined machines
- A01B49/02—Combined machines with two or more soil-working tools of different kind
- A01B49/022—Combined machines with two or more soil-working tools of different kind at least one tool being actively driven
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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
- A01B51/00—Undercarriages specially adapted for mounting-on various kinds of agricultural tools or apparatus
- A01B51/02—Undercarriages specially adapted for mounting-on various kinds of agricultural tools or apparatus propelled by a motor
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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
- A01B63/002—Devices for adjusting or regulating the position of tools or wheels
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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
- A01B63/14—Lifting or adjusting devices or arrangements for agricultural machines or implements for implements drawn by animals or tractors
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- Life Sciences & Earth Sciences (AREA)
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Abstract
The application discloses an intelligent switching control system for the transportation and operation of a disc harrow, the disc harrow comprises a traction frame, a central frame, harrow frames and a middle press roller, wherein the traction frame is hinged to the front side of the central frame, the harrow frames are hinged to the left side and the right side of the central frame, and the middle press roller is hinged to the rear side of the central frame; the control system comprises a controller, and a traction frame angle sensor, a rake frame angle sensor, a middle press roller angle sensor, a traction frame oil cylinder, a rake frame oil cylinder and a middle press roller oil cylinder which are connected with the controller. In the application, the angle sensor is arranged on the disc harrow equipment, and the positions of all parts are adjusted through the oil cylinder, so that the intelligent control of posture switching of the large disc harrow is realized. The application also discloses a disc harrow comprising the intelligent transportation and operation switching control system of the disc harrow.
Description
Technical Field
The application relates to the field of agricultural machinery, in particular to a disk harrow and an intelligent transportation and operation switching control system thereof.
Background
Large-scale agricultural implement such as disc harrow for the guarantee transportation often can design into folded cascade, when getting into the farmland and stopping the farming, need carry out the gesture to the machine and switch, the gesture switching mode of current mainstream can divide into mechanical type and fluid pressure type, the adjustment of gesture generally needs to be carried out manually to the mechanical type, the fluid pressure type generally realizes the gesture through manual control hydro-cylinder that the gesture switches, these two kinds of methods all need the cooperation of people when the gesture switches, intelligent degree is lower, need design a more intelligent gesture switching scheme.
Disclosure of Invention
In order to improve the intelligent degree of folding and unfolding of the disc harrow and realize one-key posture switching of the disc harrow, the application discloses a transportation and operation intelligent switching control system of the disc harrow and the disc harrow using the control system.
The application is realized by the following technical scheme:
an intelligent switching control system for the transportation and operation of disc harrow,
the disc harrow comprises a traction frame, a central frame, harrow frames and a middle press roll, wherein the traction frame is hinged to the front side of the central frame, the harrow frames are hinged to the left side and the right side of the central frame, and the middle press roll is hinged to the rear side of the central frame;
the control system comprises a controller, a traction frame angle sensor, a harrow frame angle sensor, a middle press roller angle sensor, a traction frame oil cylinder, a harrow frame oil cylinder and a middle press roller oil cylinder, the traction frame angle sensor is connected with the controller and is used for detecting the included angle between the traction frame and the central frame, the rake rack angle sensor is connected with the controller and is used for detecting the included angle between the rake rack and the central rack, the middle press roller angle sensor is connected with the controller and is used for detecting the included angle between the middle press roller and the central frame, the traction frame oil cylinder is used for pushing the central frame to rotate relative to the traction frame, the harrow frame oil cylinder is used for pushing the harrow frame to rotate relative to the central frame, the middle press roller oil cylinder is used for pushing the middle press roller to rotate relative to the central frame, and the traction frame oil cylinder, the rake frame oil cylinder and the middle press roller oil cylinder are respectively provided with an electromagnetic valve electrically connected with the controller.
The intelligent switching control system for the transportation and operation of the disc harrow comprises the travelling wheels, wherein the travelling wheels are arranged on the middle press roller; this control system includes walking wheel angle sensor and walking wheel hydro-cylinder, walking wheel angle sensor links to each other with the controller and is used for detecting the contained angle between middle compression roller and the walking wheel, the walking wheel hydro-cylinder is used for promoting the relative middle compression roller rotation of walking wheel, be equipped with on the walking wheel hydro-cylinder with the solenoid valve that the controller electricity is connected.
The intelligent switching control system for the transportation and operation of the disc harrow comprises side press rollers, wherein the rear side of each harrow frame is hinged with the side press rollers; this control system includes side press roller angle sensor and side press roller hydro-cylinder, side press roller angle sensor links to each other with the controller and is used for detecting the contained angle between side press roller and the harrow frame, side press roller hydro-cylinder is used for promoting the relative harrow frame rotation of side press roller, be equipped with on the side press roller hydro-cylinder with the solenoid valve that the controller electricity is connected.
The intelligent switching control system for the transportation and operation of the disc harrow comprises depth wheels, wherein the depth wheels are hinged to the front side of a harrow frame, the control system comprises a depth wheel angle sensor and a depth wheel oil cylinder, the depth wheel angle sensor is connected with a controller and is used for detecting an included angle between the harrow frame and the depth wheels, the depth wheel oil cylinder is used for driving the depth wheels to move relative to the harrow frame, and an electromagnetic valve electrically connected with the controller is arranged on the depth wheel oil cylinder.
The intelligent switching control system for the transportation and operation of the disc harrow is characterized in that the controller is an ECU controller.
The intelligent switching control system for the transportation and operation of the disc harrow is characterized in that the central frame is provided with a profiling energy accumulator communicated with the harrow frame oil cylinder, and the profiling energy accumulator is connected with the controller.
According to the intelligent switching control system for the transportation and operation of the disc harrow, the harrow frame is provided with the counterweight mechanism.
The intelligent switching control system for the transportation and operation of the disc harrow comprises a fixed support and a counterweight block, wherein the fixed support is arranged on the harrow frame, and the counterweight block is detachably connected with the fixed support.
The application also discloses a disc harrow, which comprises the intelligent switching control system for the transportation and operation of the disc harrow.
Compared with the prior art, the method has the following advantages:
in this application, the controller links to each other with the angle sensor and the hydro-cylinder of installation on the disc harrow equipment, and the position of corresponding part in the disc harrow is adjusted through the hydro-cylinder, angle sensor record corresponds the motion position information of part during the operation, and give the controller with the angle position information transmission of corresponding part, each hydro-cylinder is controlled through controlling each solenoid valve to the controller according to relevant part angle position information, make corresponding part can mutually independent rotate appointed position, thereby make the disc harrow can reflect the motion condition of self automatically and effectively respond to the external state adjustment's that gives the order, have the ability of independently accomplishing corresponding regulation, thereby realized that large-scale disc harrow expandes intelligent automatic control and the intelligent operation with folding gesture switching.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a top view of a disk rake according to the disclosed embodiments.
FIG. 2 is a side view of the disc harrow of the embodiment disclosed in the working state.
FIG. 3 is a side view of the disc harrow of the embodiment disclosed in a transport state.
Fig. 4 is a schematic block diagram of a transport and operation intelligent switching control system of the disc harrow disclosed by the embodiment.
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.
Example (b): the embodiment discloses an intelligent switching control system for transportation and operation of a disc harrow, as shown in fig. 1 to 3, the disc harrow comprises a traction frame 11, a central frame 12, harrow frames 13, side press rollers 14, a middle press roller 15 and travelling wheels 16, wherein the traction frame 11 is hinged on the front side of the central frame 12, the harrow frames 13 are hinged on the left side and the right side of the central frame 12, the rear side of each harrow frame 13 is hinged with the side press roller 14, the middle press roller 15 is hinged on the rear side of the central frame 12, and the travelling wheels 16 are arranged on the middle press roller 15; as shown in fig. 4, the control system includes a controller 21, a traction frame angle sensor 22, a rake frame angle sensor 23, a side press roller angle sensor 24, a middle press roller angle sensor 25, a road wheel angle sensor 26, a traction frame cylinder 31, a rake frame cylinder 32, a side press roller cylinder 33, a middle press roller cylinder 34 and a road wheel cylinder 35, and specifically, in order to meet the use requirement of the disc rake, the controller 21 is an ECU controller. The traction frame angle sensor 22 is connected with the controller 21 and used for detecting an included angle between the traction frame 11 and the central frame 12, the rake frame angle sensor 23 is connected with the controller 21 and used for detecting an included angle between the rake frame 13 and the central frame 12, the side press roll angle sensor 24 is connected with the controller 21 and used for detecting an included angle between the side press rolls 14 and the rake frame 13, the middle press roll angle sensor 25 is connected with the controller 21 and used for detecting an included angle between the middle press roll 15 and the central frame 12, the walking wheel angle sensor 26 is connected with the controller 21 and used for detecting an included angle between the middle press roll 15 and the walking wheels 16, the traction frame oil cylinder 31 is used for pushing the central frame 12 to rotate relative to the traction frame 11, the rake frame oil cylinder 32 is used for pushing the rake frame 13 to rotate relative to the central frame 12, and the side press roll oil cylinders 33 are used for pushing the side press rolls 14 to rotate relative to the rake frame 13, the relative centre frame 12 of middle press roller hydro-cylinder 34 is used for promoting middle press roller 15 rotates, the walking wheel hydro-cylinder 35 is used for promoting the relative centre of walking wheel 16 press roller 15 and rotates, be equipped with respectively on traction frame hydro-cylinder 31, rake frame hydro-cylinder 32, side press roller hydro-cylinder 33, middle press roller hydro-cylinder 34 and the walking wheel hydro-cylinder 35 with the solenoid valve that controller 21 electricity is connected. In this embodiment, the controller is connected with the angle sensor and the oil cylinder installed on the disc harrow equipment, and the position of the corresponding component in the disc harrow is adjusted through the oil cylinder, the angle sensor records the motion position information of the corresponding component during operation, and transmits the angle position information of the corresponding component to the controller, the controller controls each oil cylinder by controlling each electromagnetic valve according to the angle position information of the related component, so that the corresponding component can rotate to the specified position independently, the disc harrow can automatically reflect the motion condition of the disc harrow and effectively respond to the state adjustment command given by the outside, and the controller has the capability of automatically completing corresponding adjustment, thereby realizing intelligent automatic control and intelligent operation of unfolding and folding posture switching of a large-scale disc harrow.
Furthermore, in order to conveniently and intelligently adjust the tillage depth, the disc harrow further comprises depth wheels 17, the depth wheels 17 are hinged to the front side of the harrow frame 13, the control system comprises depth wheel angle sensors 27 and depth wheel oil cylinders 36, the depth wheel angle sensors 27 are connected with the controller 21 and are used for detecting the included angle between the harrow frame 13 and the depth wheels 17, the depth wheel oil cylinders 36 are used for driving the depth wheels 17 to move relative to the harrow frame 13, and electromagnetic valves electrically connected with the controller 21 are arranged on the depth wheel oil cylinders 36.
Further, a copying energy accumulator 4 communicated with the rake rack oil cylinder 32 is arranged on the central frame 12, and the copying energy accumulator 4 is connected with the controller 21. When the disc harrow equipment meets a rugged plot or slope, because the width of the two wings of the disc harrow equipment is larger, the harrow plates 13 of the two wings are locked in a state of being parallel to the central frame 12, so that the two wing harrow plates 13 are unevenly stressed, and a profiling function is needed. After the transportation state is switched to the working state, the profiling function is synchronously started along with the unfolding of the harrow plate 13. When the two-wing harrow plate 13 is completely unfolded, the harrow plate angle sensor 23 feeds back a signal to the controller 21, the controller 21 starts the profiling energy accumulator 4 to charge the profiling energy accumulator 4, and after the charging is finished, the harrow plate profiling function is started. When a land block has a slope or uneven rise and fall, the rake frames 13 on the two sides can fall on the ground with different heights on the two sides, the rake frame 13 falling on one side of the higher land can be jacked up by the land for a certain angle, and under the action of the external force, the rake frame oil cylinder 32 is communicated with the profiling energy accumulator, so that the large cavity of the rake frame oil cylinder 32 produces oil, the small cavity produces oil, and the cylinder rod retracts for a certain distance, thereby achieving the profiling effect. After the heights of the two sides of the ground block are consistent, the original level is restored.
Further, in order to prevent the disk harrow from being in danger of equipment suspension in some plots with fluctuation and simultaneously prevent the adverse phenomenon that the farming depth cannot meet the requirement if the soil quality of the plots is too hard, the harrow plate 13 is provided with a counterweight mechanism 18. Specifically, the counterweight mechanism 18 includes a fixed bracket 181 and a counterweight 182, and for a user to adjust the counterweight weight on the counterweight mechanism conveniently, the fixed bracket 181 is disposed on the rake 13, and the counterweight 182 is detachably connected to the fixed bracket 181.
In this embodiment, when the disk harrow complete machine is in a transportation state: firstly, the traction frame oil cylinder 31 is positioned at a certain position (needing to guarantee the transportation height) in the middle of the oil cylinder, and an electromagnetic valve on the traction frame oil cylinder is closed; secondly, the harrow rack oil cylinder 32 is completely retracted, the disc harrow is in a folded state, and the profiling energy accumulator 4 is completely closed; the middle press roller cylinder 34 is completely retracted (the transportation height is ensured); fourthly, the depth wheel oil cylinder 36 is completely retracted (the transportation width is ensured); the lateral press roller cylinder 33 is completely retracted (the transportation width is ensured); sixthly, the walking wheel oil cylinder 35 is completely extended, the walking wheel 16 lands, and the compression roller is arranged above the ground.
When the disc harrow complete machine is in a working state: firstly, a rodless cavity control valve of the traction frame oil cylinder 31 is opened, and the large cavity and the small cavity of the traction frame oil cylinder 31 have no pressure; secondly, the harrow rack oil cylinder 32 is completely extended out, the disc harrow is unfolded, the profiling energy accumulator 4 is opened at the moment, the large cavity and the small cavity of the harrow rack oil cylinder 32 are communicated with the profiling energy accumulator 4, and the harrow rack oil cylinder 32 stretches along with the terrain; extending out the middle press roller oil cylinder 34 to keep the set tilling depth; fourthly, the depth wheel oil cylinder 36 extends out and is kept at the set ploughing depth; the side press roller oil cylinder 33 extends out to be kept at the set tilling depth; sixthly, the walking wheel oil cylinder 35 retracts completely, at the moment, the compression roller lands on the ground, and the walking wheel 16 rises.
When the disc harrow needs to be switched from the transportation state to the working state, the process that the disc harrow is switched from the transportation state to the working state is as follows:
(1) and (3) integral arching: the tractor or other external equipment gives a preparation working signal to the controller 21, the controller 21 sends a working signal to control the extension of the cylinder rod of the traction frame cylinder 31 and the extension of the cylinder rod of the middle press roller cylinder 34, when the traction frame cylinder 31 and the middle press roller cylinder 34 respectively extend completely, the central frame 12 is unfolded to a preset angle relative to the traction frame 11 and the middle press roller 15 is unfolded to a preset angle relative to the central frame 12, the traction frame angle sensor 22 and the middle press roller angle sensor 25 send signals to the controller 21, and the controller 21 controls the respective electromagnetic valves on the traction frame cylinder 31 and the middle press roller cylinder 34 to be closed and an oil circuit is disconnected. At this time, the disk harrow is arched integrally, so that enough space is reserved at the lower end of the disk harrow complete machine, and the harrow frame 13 can be unfolded smoothly.
(2) Folding and withdrawing the travelling wheels: after the disk harrow is wholly arched, the controller 21 sends a working signal to the travelling wheel oil cylinder 35, an oil cylinder rod of the travelling wheel oil cylinder 35 retracts to enable the travelling wheel 16 to be folded and retracted relative to the middle press roller 15, after the travelling wheel 16 moves to a preset angle value position relative to the middle press roller 15, the travelling wheel angle sensor 26 sends a signal to the controller 21, the controller 21 controls an electromagnetic valve of the travelling wheel oil cylinder 35 to be closed, and an oil way is disconnected.
(3) Unfolding a rake frame: after the traveling wheels are folded and retracted, the controller 21 controls the cylinder rods of the rake frame oil cylinders 32 to extend out, and after the rake frames 13 on the two sides are completely unfolded relative to the central frame 12, the rake frame angle sensor 23 sends a signal to the controller 21, so that the controller 21 controls the electromagnetic valves on the rake frame oil cylinders 32 to be closed, and the rake frames 13 are unfolded.
(4) The middle press roller descends: after the harrow frame is unfolded, the controller 21 controls the cylinder rod of the middle press roll oil cylinder 34 to extend out, and after the rotating angle of the middle press roll 15 relative to the central frame 12 reaches a corresponding angle, the middle press roll angle sensor 25 signals the controller 21 after the middle press roll 15 falls to the ground, so that the controller 21 controls the electromagnetic valve of the middle press roll oil cylinder 34 to be closed.
(5) The side press roll descends: after the middle press roll descends, the controller 21 controls the cylinder rod of the side press roll oil cylinder 33 to extend out, so that the side press roll 14 is unfolded relative to the rake frame 13, and after the side press roll angle sensor 24 detects that the unfolded angle respectively reaches the angle corresponding to the set tilling depth, a signal is sent to the controller 21, so that the controller 21 controls the electromagnetic valve on the side press roll oil cylinder 33 to be closed.
(6) The disk harrow integrally descends: after the side press roller descends, the controller 21 controls the cylinder rod of the traction frame oil cylinder 31 to retract, and after the included angle between the traction frame 11 and the central frame 12 reaches a set angle (the included angle just enables the disc harrow to completely fall to the ground), the disc harrow is in a working state at the moment.
Thus, the posture switching process is completed once.
The process of switching the machine from the working state to the transportation state is as follows:
(1) and (3) integral arching: the tractor or other external equipment gives folding signals to the controller 21, the controller 21 controls the cylinder rod of the traction frame oil cylinder 31 to extend out and controls the cylinder rod of the middle press roller oil cylinder 34 to extend out, when the traction frame oil cylinder 31 and the middle press roller oil cylinder 34 respectively extend out completely, the central frame 12 is unfolded to a preset angle relative to the traction frame 11, the middle press roller 15 is unfolded to a preset angle relative to the central frame 12, the traction frame angle sensor 22 and the middle press roller angle sensor 25 send signals to the controller 21, the controller 21 controls the electromagnetic valves on the traction frame oil cylinder 31 and the middle press roller oil cylinder 34 to be closed, and an oil path is disconnected. At this time, the disk harrow is arched integrally, so that enough space is reserved at the lower end of the disk harrow complete machine, and the harrow frame 13 can be folded smoothly.
(2) Folding the rake frame: after the disk harrow is arched, the controller 21 controls the cylinder rod of the harrow frame oil cylinder 32 to retract so that the harrow frames 13 on two sides rotate upwards relative to the central frame 12 to be folded, and after the harrow frames 13 on two sides are completely folded relative to the central frame 12, the harrow frame angle sensor 23 sends a signal to the controller 21 so that the controller 21 controls the electromagnetic valve on the harrow frame oil cylinder 32 to be closed to finish harrow frame folding.
(3) The side press roller is folded: after the harrow frame is folded, the cylinder rod of the side press roll oil cylinder 33 is controlled by the controller 21 to retract, so that the side press roll 14 rotates and folds relative to the harrow frame 13, and after the side press roll angle sensor 24 detects that the folding angles respectively reach the set angles, a signal is sent to the controller 21, so that the electromagnetic valve on the side press roll oil cylinder 33 is controlled by the controller 21 to be closed.
(4) Unfolding a travelling wheel: after the harrow frame is folded, the controller 21 controls the cylinder rod of the travelling wheel oil cylinder 35 to extend out, so that the travelling wheel 16 is unfolded relative to the middle press roller 15, and after the unfolding angle reaches a certain angle (the value is related to the transportation height), the travelling wheel angle sensor 26 sends a signal to the controller 21, so that the controller 21 controls the electromagnetic valve on the travelling wheel oil cylinder 35 to be closed, and an oil way is cut off.
(5) The middle press roller rises: after the travelling wheels are unfolded, the controller 21 controls the cylinder rod of the middle press roller oil cylinder 34 to retract, and when the rotation angle of the middle press roller 15 relative to the center frame 12 reaches a corresponding angle, the middle press roller angle sensor 25 sends a signal to the controller 21 after the middle press roller 15 leaves the ground, so that the controller 21 controls the electromagnetic valve of the middle press roller oil cylinder 34 to be closed.
(6) The disk harrow integrally descends: after the middle press roller rises, the controller 21 controls the cylinder rod of the traction frame oil cylinder 31 to retract, and after the included angle between the traction frame 11 and the central frame 12 reaches a set angle (the included angle just enables the disc harrow to completely fall to the ground), the disc harrow is in a transportation state at the moment.
In the whole process, the controller 21 controls the expansion and contraction of the corresponding oil cylinder by controlling the on-off of the electromagnetic valve, so that the process of posture switching is completed.
It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, which are only used to distinguish one type of information from another. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information, without departing from the scope of the present invention. Furthermore, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
The foregoing is directed to the preferred embodiment of the present invention, and it is understood that various changes and modifications may be made by one skilled in the art without departing from the spirit of the invention, and it is intended that such changes and modifications be considered as within the scope of the invention.
Claims (9)
1. An intelligent switching control system for the transportation and operation of disc harrow is characterized in that,
the disc harrow comprises a traction frame (11), a central frame (12), a harrow frame (13) and a middle press roller (15), wherein the traction frame (11) is hinged to the front side of the central frame (12), the harrow frame (13) is hinged to the left side and the right side of the central frame (12), and the middle press roller (15) is hinged to the rear side of the central frame (12);
the control system comprises a controller (21), a traction frame angle sensor (22), a rake frame angle sensor (23), a middle press roller angle sensor (25), a traction frame oil cylinder (31), a rake frame oil cylinder (32) and a middle press roller oil cylinder (34), wherein the traction frame angle sensor (22) is connected with the controller (21) and is used for detecting an included angle between the traction frame (11) and a central frame (12), the rake frame angle sensor (23) is connected with the controller (21) and is used for detecting an included angle between the rake frame (13) and the central frame (12), the middle press roller angle sensor (25) is connected with the controller (21) and is used for detecting an included angle between the middle press roller (15) and the central frame (12), the traction frame oil cylinder (31) is used for pushing the central frame (12) to rotate relative to the traction frame (11), and the rake frame oil cylinder (32) is used for pushing the rake frame (13) to rotate relative to the central frame (12), the middle press roll oil cylinder (34) is used for pushing the middle press roll (15) to rotate relative to the central frame (12), and the traction frame oil cylinder (31), the rake frame oil cylinder (32) and the middle press roll oil cylinder (34) are respectively provided with an electromagnetic valve which is electrically connected with the controller (21).
2. The intelligent switching control system for the transportation and operation of the disc harrow as claimed in claim 1, wherein the disc harrow comprises a travelling wheel (16), the travelling wheel (16) is arranged on the middle press roller (15); this control system includes walking wheel angle sensor (26) and walking wheel hydro-cylinder (35), walking wheel angle sensor (26) link to each other with controller (21) and are used for detecting the contained angle between middle compression roller (15) and the walking wheel (16), walking wheel hydro-cylinder (35) are used for promoting walking wheel (16) relative middle compression roller (15) to rotate, be equipped with on walking wheel hydro-cylinder (35) with the solenoid valve that controller (21) electricity is connected.
3. An intelligent transfer control system of the transport and operation of a disc harrow as claimed in claim 1, wherein the disc harrow comprises side press rolls (14), the rear side of each harrow plate (13) is hinged with the side press rolls (14); this control system includes side press roll angle sensor (24) and side press roll hydro-cylinder (33), side press roll angle sensor (24) link to each other with controller (21) and are used for detecting the contained angle between side press roll (14) and harrow frame (13), side press roll hydro-cylinder (33) are used for promoting the relative harrow frame (13) of side press roll (14) and rotate, be equipped with on side press roll hydro-cylinder (33) with the solenoid valve that controller (21) electricity is connected.
4. The intelligent switching control system for the transportation and operation of the disc harrow as claimed in claim 1, wherein the disc harrow comprises a depth wheel (17), the depth wheel (17) is hinged on the front side of the harrow frame (13), the control system comprises a depth wheel angle sensor (27) and a depth wheel oil cylinder (36), the depth wheel angle sensor (27) is connected with a controller (21) and is used for detecting an included angle between the harrow frame (13) and the depth wheel (17), the depth wheel oil cylinder (36) is used for driving the depth wheel (17) to move relative to the harrow frame (13), and an electromagnetic valve electrically connected with the controller (21) is arranged on the depth wheel oil cylinder (36).
5. The intelligent switching control system for the transportation and operation of disc rakes as claimed in claim 1, wherein the controller (21) is an ECU controller.
6. The intelligent switching control system for the transportation and operation of the disc harrow as claimed in claim 1, wherein the central frame (12) is provided with a copying energy accumulator (4) communicated with the harrow plate cylinder (32), and the copying energy accumulator (4) is connected with a controller (21).
7. The intelligent switching control system for the transportation and operation of disc harrow as claimed in claim 1, characterized in that the harrow plate (13) is provided with a counterweight mechanism (18).
8. The intelligent switching control system for the transportation and operation of disc harrow of claim 7, wherein the counterweight mechanism (18) comprises a fixed bracket (181) and a counterweight (182), the fixed bracket (181) is arranged on the harrow rack (13), the counterweight (182) is detachably connected with the fixed bracket (181).
9. A harrow disc comprising an intelligent switching control system for transportation and operation of a harrow disc as claimed in any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110806133.8A CN113647213A (en) | 2021-07-16 | 2021-07-16 | Intelligent switching control system for transportation and operation of disc harrow and disc harrow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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Application publication date: 20211116 |