CN114793514A - Electromagnetic moving lifting extension chassis and working method thereof - Google Patents
Electromagnetic moving lifting extension chassis and working method thereof Download PDFInfo
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- CN114793514A CN114793514A CN202210536240.8A CN202210536240A CN114793514A CN 114793514 A CN114793514 A CN 114793514A CN 202210536240 A CN202210536240 A CN 202210536240A CN 114793514 A CN114793514 A CN 114793514A
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- support frame
- magnet
- extension
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000006073 displacement reaction Methods 0.000 claims abstract description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000009313 farming Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 230000007547 defect Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Images
Classifications
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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
-
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D67/00—Undercarriages or frames specially adapted for harvesters or mowers; Mechanisms for adjusting the frame; Platforms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Soil Sciences (AREA)
- Linear Motors (AREA)
Abstract
An electromagnetic moving lifting extension chassis and a working method thereof belong to the technical field of agricultural mechanical equipment. The method comprises the following steps: the supporting frame is used for placing the operation component; the travelling wheels are used for driving the displacement of the whole chassis; the electromagnetic lifting mechanism is arranged between the support frame and the travelling wheels, and the height of the support frame is adjusted through the electromagnetic lifting mechanism to realize the lifting of the whole chassis; the sliding support frame is in sliding fit with the support frame and is used for realizing the extension of the whole chassis; the electromagnetic extension mechanism is arranged between the sliding support frame and the support frame, and the position of the sliding support frame is adjusted through the electromagnetic extension mechanism to realize extension of the whole chassis. The invention can realize the lifting and extending of the high-clearance chassis by using a novel technology, improves the working efficiency, reduces the labor intensity and has important significance for promoting the development of the farming industry.
Description
Technical Field
The invention discloses an electromagnetic moving lifting extension chassis and a working method thereof, and belongs to the technical field of agricultural mechanical equipment.
Background
Agricultural machinery includes agricultural power machinery, farmland construction machinery, soil farming machinery, planting and fertilizing machinery, plant protection machinery, farmland irrigation and drainage machinery, crop harvesting machinery, agricultural product processing machinery, animal husbandry machinery, agricultural transportation machinery and the like.
The current high-clearance operating vehicle on the market cannot realize height adjustment and extension control, but for different crops, when the crops are operated again along with the growth of the crops, the height adjustment needs to be carried out in real time; secondly, a chassis device capable of being controlled in an extending mode is designed, so that the working area can be effectively increased, and the working time and times can be reduced when the chassis device is used for working. Therefore, it is a problem to be solved at present to design an electromagnetic moving lifting extension chassis.
Disclosure of Invention
The invention aims to provide an electromagnetic movement lifting extension chassis and a working method thereof aiming at the defects of the prior art so as to realize the adjustment of the height and the width of the chassis.
The purpose of the invention is realized by the following technical scheme:
the first purpose of the invention is to provide an electromagnetic mobile lifting extension chassis, which is characterized by comprising:
the supporting frame is used for placing the operation component;
the travelling wheels are used for driving the displacement of the whole chassis;
the electromagnetic lifting mechanism is arranged between the support frame and the travelling wheels, and the height of the support frame is adjusted through the electromagnetic lifting mechanism to realize the lifting of the whole chassis;
the sliding support frame is in sliding fit with the support frame and is used for realizing the extension of the whole chassis;
the electromagnetic extension mechanism is arranged between the sliding support frame and the support frame, and the position of the sliding support frame is adjusted through the electromagnetic extension mechanism to realize extension of the whole chassis.
In the electromagnetic lifting mechanism, a first magnet is arranged at the bottom of the support frame, the first magnet is sleeved in the first guide pipe, and the travelling wheel is arranged below the first guide pipe; the first coil is wound outside the first guide pipe to be matched with the first magnet to provide electromagnetic force; the first controller is arranged outside the first coil; the first tensioning spring is arranged in the first guide pipe, and two ends of the first tensioning spring are fixedly connected with the first magnet bottom and the first guide pipe bottom respectively. A walking wheel support is arranged between the walking wheel and the first guide pipe, and the walking wheel adopts a magnetic motor as driving force.
In the scheme, the first magnet moves up and down under the magnetic force of the first coil and is used for lifting the chassis; the first coil is matched with the first magnet and used for providing magnetic force for the lifting mechanism; the first controller is used for controlling the current intensity and the current direction of the first coil; and the first tensioning spring is used for keeping close contact with the first magnet and the travelling wheel bracket in real time. The controller comprises a commutator for controlling the current direction of the coil and a silicon controlled alternating current voltage regulator for controlling the current of the coil.
In the electromagnetic extension mechanism, a second conduit is arranged in the support frame; the magnet sleeve is arranged outside the guide pipe, is in sliding fit with the guide pipe II and is fixedly connected with the sliding support frame; the second coil is wound in the inner cavity of the second catheter to be matched with the second magnet to provide electromagnetic force; a linear bearing is arranged in the second magnet to be in sliding fit with the second guide pipe; a cross rod is fixedly connected to the end part of the second conduit, and the sliding support frame penetrates through the cross rod; the tensioning spring is sleeved outside the corresponding sliding support frame, and two ends of the tensioning spring are fixedly connected with the corresponding cross rod and the second magnet respectively.
In the scheme, the second magnet is used for driving the sliding support frame to transversely move, and a linear bearing is embedded in the second magnet; the second coil is used for providing a magnetic action for the second magnet; the second controller is used for controlling the current intensity and the current direction of the second coil; and the tensioning spring II is used for keeping close contact with the cross rod and the magnet II in real time. The controller II comprises a commutator for controlling the current direction of the coil II and a silicon controlled alternating current voltage regulator for controlling the current of the coil II.
The electromagnetic moving lifting extension chassis provided by the invention is novel in structure; the first magnet and the first tension spring are arranged in the first guide pipe and are fixedly connected with each other and kept close to each other in real time, the first controller can change the current direction of the first coil, so that the first coil has magnetic field forces in different directions, and the first controller can also change the current intensity of the first coil, so that the first coil has magnetic field forces in different sizes; the traveling mechanism is driven by a magnetic motor; the second coil is symmetrically distributed on the support frame (the sliding support frame and the cross rod are respectively provided with two groups), the second magnet is fixedly connected with the sliding support frame, a linear bearing is embedded in the second magnet, and the second magnet is fixedly connected with the second tensioning spring and is always kept close to the cross rod. The invention has simple structure and clear principle, reduces the machine manufacturing cost, has strong reliability, makes up the defects of the traditional high-ground-clearance operation machine in the aspects of overall design, structural parameters, operation load degree and height and width adjustment, realizes the adjustment of height and width based on the magnetic control device in operation, reduces the labor cost and improves the working efficiency.
The second purpose of the invention is to provide a working method of an electromagnetic movement lifting extension chassis, which is characterized by comprising the following steps:
1) when the chassis needs to be heightened, a first controller of the electromagnetic lifting mechanism is operated, so that the direction of a magnetic field generated by the current flow direction of a first control coil of the first controller is the same as that of a magnetic pole of a magnet, and the magnet moves upwards for a moment to drive the chassis to ascend;
the chassis height position control can be adjusted by changing the current magnitude through the first controller, and when the first magnet reaches the specified position, the first controller adjusts the current magnitude, so that the first magnet is stressed in a magnetic field in a balanced manner and is kept fixed;
when the chassis needs to be lowered, the controller changes the current direction of the coil, and controls the position of the chassis by changing the current so as to realize the height adjustment of the chassis;
2) when the chassis needs extension adjustment control, the second controller changes the current direction of the second coil in the second conduit, the second magnet moves left and right under the action of the magnetic field force generated by the second coil, and the second magnet is fixedly connected with the sliding support frame, so that the second magnet and the sliding support frame are driven to move left and right together to realize chassis extension, and the accurate position of the second magnet is controlled by the second controller changing the current magnitude in the second coil.
The invention can realize the lifting and extending of the high-clearance chassis by using a novel technology, improves the working efficiency, reduces the labor intensity and has important significance for promoting the development of the farming industry.
Drawings
Fig. 1 is a schematic view of an electromagnetic elevating mechanism of the present invention in embodiment 1;
fig. 2 is a schematic view of the electromagnetic spreader mechanism of the present invention in example 1;
FIG. 3 is a flowchart showing the operation of an electromagnetic moving elevating extension chassis according to embodiment 2;
in the figure: the device comprises a support frame 1, a first coil 2, a first magnet 3, a first controller 4, a first tensioning spring 5, a travelling wheel support 6, a magnetic motor 7, a travelling wheel 8, a sliding support frame 9, a cross rod 10, a second tensioning spring 11, a second magnet 12, a second conduit 13, a second coil 14, a second controller 15 and a first conduit 16.
Detailed Description
Example 1
The electromagnetic movement lifting extension chassis comprises a support frame 1, an electromagnetic lifting mechanism, a sliding support frame 9, an electromagnetic extension mechanism, a walking wheel support 6, a magnetic motor 7 and walking wheels 8. The walking wheel bracket 6 and the walking wheel 8 are fixedly arranged together, and a magnetic motor 7 is arranged in the middle of the walking wheel bracket to provide power for the walking wheel 8.
As shown in fig. 1, the electromagnetic lifting mechanism is provided with four groups, each group consists of a coil I2, a magnet I3, a controller I4, a tension spring I5 and a conduit I16; the first magnet 3 is fixedly arranged below the support frame 1, the lower portion of the magnet is fixedly connected with the first tensioning spring 5, the first magnet 3 and the first tensioning spring 5 are arranged in the first guide pipe 16, the first coil 2 is wound outside the first guide pipe, the first controller 4 is fixedly arranged outside the first coil 2, and the walking wheel support is arranged below the guide pipe.
As shown in fig. 2, the electromagnetic extension mechanisms are arranged in two groups, and each group consists of a sliding support frame 9, a cross rod 10, a tension spring II 11, a magnet II 12, a conduit II 13, a coil II 14 and a controller II 15; the second magnet 12 is fixedly connected with the sliding support frame 9, the sliding support frame 9 penetrates through the cross rod 10, the second magnet 12 is fixedly connected with the second tensioning spring 11 and keeps close to the cross rod 10 in real time when the sliding support frame 9 is driven to move left and right, the second guide pipe 13 is arranged inside the support frame 1, the second guide pipe 13 is internally provided with the second coil 14 in a bypassing mode, the two groups of second coils 14 are symmetrically distributed on two sides of the support frame 1, and the second controller 15 is fixedly arranged on two sides of the cross rod 10.
Example 2
As shown in fig. 3, based on embodiment 1, the working method of the present embodiment, which is rated for an electromagnetic moving lifting extension chassis, is as follows:
1. when the chassis needs to be heightened, the controller I4 is operated, the controller I4 controls the coil I2 to control the direction of a current flowing direction to generate a magnetic field with the same direction as that of a magnetic pole I3 of the magnet, at the moment, the magnet I3 can move upwards to drive the chassis to move, the height position of the chassis can be controlled by changing the current size through the controller I4 to adjust, when the magnet I3 reaches a specified position, the controller I4 adjusts the current size, the magnet I3 is stressed in the magnetic field in a balanced manner and keeps fixed, and the tension spring I5 is always attached to the magnet in the moving process of the magnet.
2. Similarly, when the chassis needs to be lowered, the first controller 4 changes the current direction of the first coil 2 and controls the position of the first coil by changing the current, so that the height of the high-clearance chassis is adjusted.
3. When the extension adjustment control is carried out, the principle is the same as that of the height adjustment, the second controller 15 changes the current direction of the second coil 14 in the second guide pipe 13, the second magnet 12 moves left and right under the action of magnetic field force generated by the second coil 13, and the second magnet 12 is fixedly connected with the sliding support frame 9, so that the second magnet is driven to move left and right together to realize chassis extension, and the accurate position of the second magnet is controlled by changing the current magnitude in the second coil 13 through the second controller 15, so that the extension control of the high-clearance chassis is realized.
In this embodiment, the first controller and the second controller each include a commutator and a thyristor ac voltage regulator, and when the data acquisition system transmits crop height information (working plane information) to the onboard computer at the control end. The control end sends a control instruction to the commutator to control the direction of the constant current source and the current direction of the coil, and then the direction of the magnetic field is controlled, so that the magnet is lifted (moved left and right), and the chassis is lifted (extended). The control end sends a control instruction to the silica gel alternating current voltage regulator to adjust the power of the constant current source and the current of the coil, and then adjusts the magnitude of the magnetic field force, so that the adjustment of the lifting (moving) position of the magnet is realized, and the lifting (extending) position of the chassis is controlled.
Claims (10)
1. An electromagnetic movement lifting extension chassis is characterized by comprising:
the supporting frame is used for placing the operation component;
the travelling wheels are used for driving the displacement of the whole chassis;
the electromagnetic lifting mechanism is arranged between the support frame and the travelling wheels, and the height of the support frame is adjusted through the electromagnetic lifting mechanism to realize the lifting of the whole chassis;
the sliding support frame is in sliding fit with the support frame and is used for realizing the extension of the whole chassis;
the electromagnetic extension mechanism is arranged between the sliding support frame and the support frame, and the position of the sliding support frame is adjusted through the electromagnetic extension mechanism to realize extension of the whole chassis.
2. The electromagnetic mobile lifting extension chassis of claim 1, wherein said electromagnetic lifting mechanism comprises:
the first magnet is arranged at the bottom of the support frame;
the magnet is sleeved in the first guide pipe, and the travelling wheel is installed below the first guide pipe;
the first coil is wound outside the first guide pipe and is matched with the first magnet to provide electromagnetic force;
and the first controller is used for controlling the current intensity and the current direction of the first coil.
3. The electromagnetic mobile lifting spreader chassis of claim 2, wherein said electromagnetic spreader mechanism comprises:
the second conduit is arranged inside the support frame;
the second magnet is sleeved outside the second guide pipe, is in sliding fit with the second guide pipe and is fixedly connected with the sliding support frame;
the second coil is wound in the inner cavity of the second catheter to be matched with the second magnet to provide electromagnetic force;
and the second controller is used for controlling the current intensity and the current direction of the second coil.
4. The electromagnetic mobile lifting extension chassis of claim 3, wherein the controller comprises a commutator for controlling a current direction of the coil and a thyristor ac voltage regulator for controlling a current magnitude of the coil;
the controller II comprises a commutator for controlling the current direction of the coil II and a silicon controlled alternating current voltage regulator for controlling the current of the coil II.
5. The electromagnetic movement lifting extension chassis of claim 2, wherein a walking wheel bracket is arranged between the walking wheel and the first guide pipe, and the walking wheel adopts a magnetic motor as a driving force.
6. The electromagnetic mobile lifting extension chassis of claim 3, wherein the second magnet has a linear bearing built therein to slidably engage with the second conduit.
7. The electromagnetic movable lifting extension chassis according to claim 2, wherein the electromagnetic lifting mechanism further comprises a first tension spring, the first tension spring is arranged in the first guide pipe, and two ends of the first tension spring are fixedly connected with a bottom of the magnet and a bottom of the first guide pipe respectively.
8. The electromagnetic movable lifting extension chassis according to claim 3, wherein a cross bar is fixedly connected to the end of the second conduit, and the sliding support frame penetrates through the cross bar.
9. The electromagnetic movable lifting extension chassis according to claim 8, wherein the electromagnetic extension mechanism further comprises a second tension spring, the second tension spring is sleeved outside the corresponding sliding support frame, and two ends of the second tension spring are respectively fixedly connected with the corresponding cross bar and the second magnet.
10. The method of claim 4, wherein the method comprises:
1) when the chassis needs to be heightened, a first controller of the electromagnetic lifting mechanism is operated, so that the direction of a magnetic field generated by the current flow direction of a first control coil of the first controller is the same as that of a magnetic pole of a magnet, and the magnet moves upwards for a moment to drive the chassis to ascend;
the chassis height position control can be adjusted by changing the current magnitude through the first controller, and when the first magnet reaches the specified position, the first controller adjusts the current magnitude, so that the first magnet is stressed in a magnetic field in a balanced manner and is kept fixed;
when the chassis needs to be lowered, the controller changes the current direction of the coil, and controls the position of the chassis by changing the current so as to realize the height adjustment of the chassis;
2) when the chassis needs extension adjustment control, the second controller changes the current direction of the second coil in the second conduit, the second magnet moves left and right under the action of the magnetic field force generated by the second coil, and the second magnet is fixedly connected with the sliding support frame, so that the second magnet and the sliding support frame are driven to move left and right together to realize chassis extension, and the accurate position of the second magnet is controlled by the second controller changing the current magnitude in the second coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210536240.8A CN114793514B (en) | 2022-05-18 | 2022-05-18 | Electromagnetic mobile lifting extension chassis and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210536240.8A CN114793514B (en) | 2022-05-18 | 2022-05-18 | Electromagnetic mobile lifting extension chassis and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114793514A true CN114793514A (en) | 2022-07-29 |
| CN114793514B CN114793514B (en) | 2023-11-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210536240.8A Active CN114793514B (en) | 2022-05-18 | 2022-05-18 | Electromagnetic mobile lifting extension chassis and working method thereof |
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| Country | Link |
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| CN107963571A (en) * | 2017-10-24 | 2018-04-27 | 中南大学 | A kind of scissor lifting device of electromagnetism-screw coordinated drive |
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| CN113138595A (en) * | 2021-03-22 | 2021-07-20 | 广东省现代农业装备研究所 | Rail-mounted mobile monitoring platform for greenhouse overhead cultivated crops and control method thereof |
| CN216492974U (en) * | 2021-12-03 | 2022-05-13 | 金华职业技术学院 | Crawler-type self-propelled pesticide spraying machine with self-adjusting height and width |
-
2022
- 2022-05-18 CN CN202210536240.8A patent/CN114793514B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104135133A (en) * | 2014-01-03 | 2014-11-05 | 章建成 | Straight-line motion mechanism driven by push-pull type electromagnets |
| CN104552335A (en) * | 2015-01-27 | 2015-04-29 | 浙江理工大学 | Symmetrical telescopic mechanical arm |
| KR101661741B1 (en) * | 2015-11-24 | 2016-09-30 | 이지메카시스템 주식회사 | Up/down apparatus using voice coil |
| CN105513844A (en) * | 2015-12-22 | 2016-04-20 | 福州大学 | Quick electromagnetic pull mechanism based on fault current energy and change rate and application thereof |
| CN205713948U (en) * | 2016-06-29 | 2016-11-23 | 屈家发 | A kind of electromagnetic type rock drill |
| CN107963571A (en) * | 2017-10-24 | 2018-04-27 | 中南大学 | A kind of scissor lifting device of electromagnetism-screw coordinated drive |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114793514B (en) | 2023-11-21 |
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