CN104614003A - Crop stubble simulated motion platform for contact type detection test - Google Patents
Crop stubble simulated motion platform for contact type detection test Download PDFInfo
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- CN104614003A CN104614003A CN201510061599.4A CN201510061599A CN104614003A CN 104614003 A CN104614003 A CN 104614003A CN 201510061599 A CN201510061599 A CN 201510061599A CN 104614003 A CN104614003 A CN 104614003A
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- root residue
- crop root
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Abstract
The invention discloses a crop stubble simulated motion platform for a contact type detection test. The crop stubble simulated motion platform for the contact type detection test comprises a controller, a base, a motor, a rotating device, crop stubble clamping simulators with stepping motors, and simulated crops. An annular region is arranged on the upper surface of the rotating device, and the upper surface of the annular region serves as a simulated ground surface in the field; a plurality of circular-arc-shaped slotted holes are formed in the annular region, scales which are used for indicating the lengths of arcs in the centers of the circular-arc-shaped slotted holes are arranged on the inner sides of the circular-arc-shaped slotted holes, the crop stubble clamping simulators are installed in the circular-arc-shaped slotted holes, and the positions of the crop stubble clamping simulators can be freely adjusted in the circular-arc-shaped slotted holes; the output end of the controller is connected with the input ends of the stepping motors, and the output ends of the stepping motors are connected with the crop stubble clamping simulators, and are used for achieving upright movement and lodging movement of the simulated crops. The crop stubble simulated motion platform can conveniently test a contact type seedling and stubble detection device which is being researched and developed or is going to be detected, the simulated field test can be conducted indoors, and the influence of bad factors such as the weather can be eliminated.
Description
Technical field
The present invention relates to the crop root residue skimulated motion platform for contact measurement test, belong to agricultural machinery testing equipment technical field.
Background technology
The proposition of the objective requirement sowed along with development and the fine cropization of industrialized agriculture, detects to the stubble after field crops cradles the primary study object becoming the design of after culture machine tool and development.Seedling position is judged as utilized machine vision, growth of seedling form, blade area, judge crop root residue position, and utilize the pick-up unit such as contact to detect perennial crop to cradle rear field and to be short of seedling situation, all needing to take when researching and developing relevant Agricultural Machinery Equipment effectively measure easily to carry out simulation test to researched and developed equipment.
Existing crop root residue contact-type detection needs to be arranged on and enters field after on walking machine and test, or in soil slot test stand, adopt chassis to simulate agricultural machinery running gear, carry pick-up unit and in soil box, insert crop root residue or root stubble analogies are tested.Carry out in field testing and receive season, weather and the impact of time, carry out testing in soil slot test stand, need repeatedly to adjust the root stubble inserted in soil box, therefore be necessary to design a kind of platform of simulating crop root residue motion, eliminate the impact of above-mentioned unfavorable factor, carry out the test of crop root residue pick-up unit more easily.
Summary of the invention
For the deficiency that prior art exists, the present invention seeks to the crop root residue skimulated motion platform being provided for contact measurement test, utilize agricultural machinery to walk in field when detecting crop and between ground and crop, there is the principle of relative velocity, agricultural machinery is left standstill at the trial motionless, and crop seedling on platform of the present invention or root stubble constantly move, thus relative motion same during simulation field agricultural machinery working, realize the test activity to associated assay devices in agricultural machinery.
To achieve these goals, the present invention realizes by the following technical solutions:
Crop root residue skimulated motion platform for contact measurement test of the present invention, comprises controller, pedestal, is fixed on the motor that pedestal is connected with controller output end, the whirligig be connected with motor output shaft, crop root residue clamp simulator (with stepper motor) and be arranged on crop root residue and clamp simulation crop on simulator; Whirligig upper surface is provided with annular region, described annular region upper surface is the earth's surface, field of simulation, be provided with multi-section circular arc shape slotted eye in described annular region, described crop root residue clamping simulator is arranged on arc-shaped slot, and can in arc-shaped slot free manual adjustments position; Stepper motor on the output terminal connection crop root residue clamping simulator of controller, by described step motor control crop root residue clamping simulator half-twist forward or backwards, simulation crop is upright to move with lodging.
Above-mentioned whirligig comprises the hollow rotary shaft be connected with motor output shaft, the disk be arranged on hollow rotary shaft, inclined support bar and horizontal support bar; Described arc-shaped slot is located on disk; The two ends of described inclined support bar and horizontal support bar are separately fixed on the round ring boss inwall of hollow rotary shaft and disk.
Above-mentioned motor output shaft is connected with the hollow rotary shaft of whirligig by thrust bearing and shaft coupling.
Two concentric circles post jambs that above-mentioned annular region is respectively 1.2 meters and 0.8 meter by diameter surround.
The inner side of above-mentioned arc-shaped slot is provided with the scale for representing arc-shaped slot center arc length.
The present invention utilizes the principle of relative motion, simulation field crops is relative to the motion of agricultural machinery, easily to research and develop or contact root stubble pick-up unit to be detected is tested, can save time, manpower and energy resource consumption, simulation field test can be carried out in indoor; The impact of the undesirable elements such as weather can be got rid of, facilitate scientific research personnel to carry out the experimental study of relevant agricultural equipment.
Accompanying drawing explanation
Fig. 1 is the crop root residue skimulated motion platform structure schematic diagram for contact measurement test of the present invention;
Fig. 2 is the upward view of whirligig in Fig. 1;
Fig. 3 is the vertical view of Fig. 1;
Fig. 4 is the structural representation of crop root residue clamping simulator;
Each label in figure: pedestal 1, motor 2, controller 3, whirligig 4, hollow rotary shaft 4-1, inclined support bar 4-2, horizontal support bar 4-3, disk 4-4, round ring boss inwall 4-5, annular region 4-6, crop root residue clamping simulator 5, crop root residue clamping simulator base 5-1, crop angle adjusting piece 5-2, crop clamping element 5-3, stepper motor 5-4, simulation crop 6, arc-shaped slot 7.
Embodiment
The technological means realized for making the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the present invention further.
For the crop root residue skimulated motion platform of contact measurement test, for test or the test of contact crop root residue pick-up unit.
In the present embodiment, see Fig. 1 and Fig. 3, it comprises controller 3, pedestal 1, is fixed on the motor 2 that pedestal 1 is connected with controller 3 output terminal, whirligig 4, ten crop root residues with stepper motor be connected with motor 2 output shaft clamp simulator 5 (see Fig. 4) and are arranged on crop root residue and clamp simulation crop root residue 6 on simulator 5.
Crop root residue clamping simulator 5 comprises crop root residue clamping simulator base 5-1, the crop clamping simulator main body be fixed on crop root residue clamping simulator base 5-1, be enclosed within crop clamping simulator main body and free to rotate simulation crop is tilted crop angle adjusting piece 5-2, be coaxially connected crop clamping element 5-3 for clamping die work done in the manner of a certain author thing and stepper motor 5-4 with crop angle adjusting piece 5-2; The output terminal of controller connects the input end of stepper motor 5-4, the output terminal of stepper motor 5-4 is connected with crop angle adjusting piece 5-2, crop angle adjusting piece 5-2 and crop clamping element 5-3 can rotate with the rotating shaft of stepper motor 5-4 output terminal, realizes the upright of simulation crop 6 and lodging motion by stepper motor 5-4.Place crop root residue in the middle of crop angle adjusting piece 5-2 and crop clamping element 5-3, and tighten fixing.
Parts in contact measurement plate non-invention device, the parts belonged in pick-up unit, after analog platform of the present invention places, the position of the check-out console in pick-up unit namely should in Fig. 1 dotted portion (crop root residue clamping simulator 5 upper broken line position, and contact measurement board plane and crop root residue to clamp simulator 5 line of motion velocity reversal perpendicular).
Pedestal 1 is placed on smooth flooring, and motor 2 is arranged on pedestal 1 center, and outputting power axially, is connected with the hollow rotary shaft 4-1 of whirligig 4 with shaft coupling by thrust bearing.By computer programming, the crop root residue simulation distribution situation designed in advance is sent to controller 3.Motor 2 is connected power supply respectively with controller 3, and controller 3 is also connected with computing machine, obtains the motion that steering order realizes crop root residue clamping simulator 5.
See Fig. 2, whirligig 4 comprises the hollow rotary shaft 4-1 be connected with motor 2 output shaft, the disk 4-4 be arranged on hollow rotary shaft 4-1, inclined support bar 4-2 and horizontal support bar 4-3; Arc-shaped slot 7 is located on disk 4-4; Arc-shaped slot 7 is located on disk 4-4; The two ends of inclined support bar 4-2 and horizontal support bar 4-3 are separately fixed on the round ring boss inwall 4-5 of hollow rotary shaft 4-1 and disk 4-4; Disk 4-4 diameter is 1.2m.
Whirligig 4 upper surface of the present invention is provided with annular region 4-6, and the sheet metal that annular region 4-6 is 20cm by two width is bent into concentric installation of right cylinder that the diameter right cylinder identical with whirligig 4 edge diameter and diameter reduce 40cm and is formed.Annular region 4-6 is the earth's surface, field 0 of simulation, three sections of arc-shaped slots 7 are provided with in annular region 4-6, the center camber line of arc-shaped slot 7 is concentric with disk 4-4 (the center circle camber line distance disk 4-4 center of arc-shaped slot 7 is 0.5 meter), diameter is 1m, the inner side of arc-shaped slot 7 is provided with the scale for representing center arc length, adjacent crop root residue can be regulated to clamp distance between simulator base 5-1 according to scale.Arc-shaped slot 7 diameter is 12-18mm, and crop root residue clamping simulator 5 is arranged in arc-shaped slot 7, and can free adjustment position in arc-shaped slot 7.Arc-shaped slot 7 is in annular region 4-6, equidistant with two side.
The output terminal of controller 3 connects the input end of stepper motor, the crop angle adjusting piece 5-2 that output terminal and the crop root residue of stepper motor clamp on simulator 5 is connected, crop angle adjusting piece 5-2 can rotate with the rotating shaft of stepper motor 5-4 output terminal with crop clamping element 5-3, realizes the upright of simulation crop 6 and lodging motion.
Before on-test, the position adding first regulating each crop root residue clamping simulator 5 fastens, and puts into the simulation root stubble of crop and also fixedly tighten in crop angle adjusting piece 5-2 and crop clamping element 5-3.Distance geometry analog platform between the adjacent crop root residue clamping simulator 5 determined before being run by platform rotates by stepper motor upright, the lodging state that crop angle adjusting piece 5-2 and crop clamping element 5-3 simulates crop 6 stubbles when running, thus simulation field arbitrary root stubble distribution situation.
Agricultural machinery that is to be detected or test need be adjusted to proper height during work, contact measurement plate is placed on the top of crop root residue clamping simulator 5, and check-out console plane is vertical with simulator line of motion velocity reversal.
After platform brings into operation, the state that crop root residue clamps simulator 5 is controlled by controller 3, namely (now contact measurement plate does not swing to simulate the lodging of root stubble, when swinging signal cannot be detected, representative does not have root stubble herein) it is upright with simulation root stubble that (now contact measurement plate contacts with simulation root stubble, check-out console swings, and when swinging signal can be detected, representative has root stubble to exist herein) two states.Realize the simulation of Different Crop distribution when root stubble pick-up unit is tested.Whirligig 4 is arranged on above platform base 1, drives whirligig 4 by motor 2, and the plant imitation device on driven rotary device 4 realizes the skimulated motion of crop.
The method of contact measurement root stubble contacts also detection trigger plate generation swing by crop root residue with check-out console and judges ground products distribution situation, and not needing the edphic factor considering crop root residue periphery, is therefore the plant imitation needed without Soil Background.
The present invention utilizes the principle of relative velocity, agricultural machinery and implement leave standstill, the contact measurement plate on agricultural machinery and implement above test platform, during working platform, send by controller 3 instruction controlling crop root residue clamping simulator 5 and realize the upright of crop and lodging, simulation has crop or the situation without crop.Whirligig 4 rotates, the relative velocity when tangential velocity that simulation crops in plant imitation device rotate is agricultural machinery farm work between equipment and ground seedling or crop root residue.Thus in limited space, simulate agricultural machinery after-culture detect or the work of seedling pick-up unit, for the restriction in design experiment not climate, the space of related agricultural machinery creates conditions.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (5)
1. for the crop root residue skimulated motion platform of contact measurement test, it is characterized in that, comprise controller (3), pedestal (1), be fixed on upper motor (2), the whirligig (4) be connected with motor (2) output shaft, the one or more crop root residue be connected with controller (3) output terminal of pedestal (1) and clamp simulator (5) and be arranged on crop root residue and clamp simulation crop (6) on simulator (5);
Described whirligig (4) upper surface is provided with annular region (4-6), described annular region (4-6) upper surface is the earth's surface, field (0) of simulation, multi-section circular arc shape slotted eye (7) is provided with in described annular region (4-6), described crop root residue clamping simulator (5) is arranged on arc-shaped slot (7), and can in arc-shaped slot (7) free manual adjustments position;
The output terminal of described controller (3) connects the stepper motor on crop root residue clamping simulator (5), the upright and lodging motion by the simulation crop (6) on described step motor control crop root residue clamping simulator (5).
2. the crop root residue skimulated motion platform for contact measurement test according to claim 1, is characterized in that,
Described whirligig (4) comprises the hollow rotary shaft (4-1) be connected with motor (2) output shaft, the disk (4-4) be arranged on hollow rotary shaft (4-1), inclined support bar (4-2) and horizontal support bar (4-3); Described arc-shaped slot (7) is located on disk (4-4); The two ends of described inclined support bar (4-2) and horizontal support bar (4-3) are separately fixed on the round ring boss inwall (4-5) of hollow rotary shaft (4-1) and disk (4-4).
3. the crop root residue skimulated motion platform for contact measurement test according to claim 2, is characterized in that,
Described motor (2) output shaft is connected with the hollow rotary shaft (4-1) of whirligig (4) by thrust bearing and shaft coupling.
4. the crop root residue skimulated motion platform for contact measurement test according to claims 1 to 3 any one, is characterized in that,
Two concentric circles post jambs that described annular region (4-6) is respectively 1.2 meters and 0.8 meter by diameter surround.
5. the crop root residue skimulated motion platform for contact measurement test according to claims 1 to 3 any one, is characterized in that,
The inner side of described arc-shaped slot (7) is provided with the scale for representing arc-shaped slot (7) center arc length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061599.4A CN104614003B (en) | 2015-02-05 | 2015-02-05 | Crop stubble simulated motion platform for contact type detection test |
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| CN201510061599.4A CN104614003B (en) | 2015-02-05 | 2015-02-05 | Crop stubble simulated motion platform for contact type detection test |
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| CN104614003A true CN104614003A (en) | 2015-05-13 |
| CN104614003B CN104614003B (en) | 2017-01-18 |
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Cited By (2)
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| CN107478261A (en) * | 2017-09-14 | 2017-12-15 | 泰州赛宝工业技术研究院有限公司 | A kind of special sensor detection device rotary shaft |
| CN110558049A (en) * | 2019-09-12 | 2019-12-13 | 东北农业大学 | Self-propelled trolley for simulating vertical or front-back inclined state of grains |
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Cited By (3)
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| CN107478261A (en) * | 2017-09-14 | 2017-12-15 | 泰州赛宝工业技术研究院有限公司 | A kind of special sensor detection device rotary shaft |
| CN110558049A (en) * | 2019-09-12 | 2019-12-13 | 东北农业大学 | Self-propelled trolley for simulating vertical or front-back inclined state of grains |
| CN110558049B (en) * | 2019-09-12 | 2021-09-24 | 东北农业大学 | Self-propelled trolley for simulating vertical or front-back inclined state of grains |
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| CN104614003B (en) | 2017-01-18 |
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Granted publication date: 20170118 Termination date: 20180205 |