CN105067363A - Rotary cultivator test bed - Google Patents
Rotary cultivator test bed Download PDFInfo
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- CN105067363A CN105067363A CN201510493412.8A CN201510493412A CN105067363A CN 105067363 A CN105067363 A CN 105067363A CN 201510493412 A CN201510493412 A CN 201510493412A CN 105067363 A CN105067363 A CN 105067363A
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Abstract
The invention discloses a rotary cultivator test bed and belongs to the field of agricultural machine technology. The test bed comprises an electric control cabinet, a motor and a test platform. A control part of the motor is arranged in the electric control cabinet. The motor is connected with the control part via a wire. A torque sensor is arranged between the motor and the test platform. One side of the torque sensor is connected with the output shaft of the motor. Atemperaturesensor and a distance sensor are arranged on the test platform. The test bed is capable of detecting parameters like rotation speed, torsion and torque of a rotary cultivator, and temperature variables and distance variables after a rotary cultivation blade rotates for some time, so performance and reliability of the rotary cultivator can be verified, indoor simulation test is achieved, and test is highly repeatable. Few testers are required, efficiency is high and labor intensity is low.
Description
Technical field
The present invention relates to agricultural machinery technological field, specifically a kind of rotary cultivator testing table.
Background technology
Rotary cultivator completes cultivated, to harrow operation cultivation machinery.Because of its have hack ability strong, plough after the features such as earth's surface is smooth, and to be widely used.Because rotary cultivator is a kind of widely used agricultural machinery and implement, operating condition very severe, this just requires that rotary cultivator should have good transaction capabilities and higher reliability.Therefore, rotary cultivator in research and development in earlier stage, must carry out a series of relevant performance test to it, to determine transaction capabilities and the reliability of rotary cultivator.
Rotary cultivator is mainly arranged on work tool (as tractor) the comprehensive performance test of rotary cultivator by current China, needs to have been come by a large amount of site tests.The shortcoming of this test method is: once can only test for a kind of rotary cultivator of structural parameters, dismounting difficulty, and test is repeatable poor; Required testing crew is many, and efficiency is low, and labour intensity is large; Serious waste of resources, and easily cause raise soil pollute.
The Chinese utility model patent that application number is " 201420722778.9 " discloses a kind of tea place vertical rotary tiller testing table, realization can complete vertical type rotary tillage mechanism at lab simulation and cut soil and hack performance test, and improve test efficiency reduction experimentation cost, solve some drawbacks of outdoor site test, but, testing table disclosed in above-mentioned patent in its principle or simulation site test cut soil and hack, it is merely able to the parameters such as the depth of implements detecting rotary cultivator, the assembly quality of detected rotary cultivator can not be reacted, reliability etc., the testing table of rotary cultivator assembly quality and reliability is not also reflected at present from each performance parameter of collection, in addition, disclosed in above-mentioned patent also there is baroque drawback in testing table.
Summary of the invention
For the problems referred to above, the object of the present invention is to provide a kind of rotary cultivator testing table, this testing table can complete the test of rotary cultivator assembly quality and reliability at lab simulation, detected the performance of rotary cultivator by acquisition performance parameter, structure is simple, data are reliable.
The present invention solves the technical scheme that its technical matters takes: a kind of rotary cultivator testing table, comprise electrical control cabinet, motor and test platform, the control assembly of described motor is arranged on electrical control cabinet inside, be connected by wire between motor with its control assembly, be provided with a torque sensor between motor and test platform, torque sensor is connected with the output shaft of described motor.
Further technical scheme is: described torque sensor is provided with Cardan shaft away from the side of motor.Cardan shaft is used for being connected with the power input shaft of gear-shifting box of rotary cultivator, after torque sensor is connected with gear-shifting box of rotary cultivator by Cardan shaft, measures the rotating speed of rotary cultivator, torsion and moment of torsion.
Further technical scheme is: described test platform is provided with temperature sensor.The temperature variable of temperature sensor after measuring the rotary blade running certain hour on rotary cultivator.
Further technical scheme is: described test platform is provided with range sensor.The distance variation of range sensor after measuring the rotary blade running certain hour on rotary cultivator, range sensor preferably adopts laser range sensor, because laser range sensor has the advantages such as measuring accuracy is high, volume is little, Installation and Debugging are convenient.
Further technical scheme is: the upper surface of described test platform is provided with guide rail, and described range sensor is movably arranged on guide rail.Range sensor is arranged on guide rail and also can moves along guide rail, thus can adjust the position of range sensor easily, range sensor is adjusted to the below of blade to be tested before on-test, can provide safeguard for the degree of accuracy of experimental result.
Further technical scheme is: the below of described test platform is provided with hydraulic jack, and the piston-rod end of described hydraulic jack is fixedly attached on the bottom surface of test platform, and the control assembly of hydraulic jack is arranged in described electrical control cabinet.Hydraulic jack can regulate test platform height by lifting is set, is convenient to test.
Further technical scheme is: described hydraulic jack is positioned on a brace table, and described brace table matches with a rail plate.Brace table is movably arranged in rail plate and also can moves along rail plate, and can adjust the position of brace table easily, brace table moves can be with hydraulic cylinder and test platform to move, thus the position of Adjustment Tests platform.
Further technical scheme is: on the upper surface of described test platform, symmetry is provided with base for supporting.Rotary cultivator, for supporting rotary cultivator to be detected, is placed on base for supporting by base for supporting, for rotary blade leaves apron space, also reserves measurement space for temperature sensor and range sensor, avoids producing interference each other.
Further technical scheme is: described motor is adjustable speed motor, and the output shaft of motor is connected by shaft coupling with between described torque sensor.Adjustable speed motor can change the rotating speed of motor according to demand, and adequacy test platform needs the rotary cultivator for Different structural parameters to carry out the versatility requirement tested, and is beneficial to carrying out smoothly of test.
Further technical scheme is: described electrical control cabinet inside is also provided with timer.Because the free requirement of rotary cultivator performance test, generally at least operates 15 minutes for rotary cultivator, arranging timer can more accurate setting-up time, improves the accuracy of test findings.
The invention has the beneficial effects as follows:
1, through large quantity research, the parameter such as rotating speed, torsion, moment of torsion of rotary cultivator, what can reflect rotary cultivator cuts the Drafting Ability such as soil, hack, temperature variable after rotary blade blade running certain hour and distance variable, the assembly quality of rotary cultivator can be reflected, the stability of work and reliability, such above-mentioned parameter integrates, accurately can reflect assembly quality and the reliability of this rotary cultivator on the whole, the present invention is by test platform and torque sensor, temperature sensor, the combination of range sensor etc., the rotating speed of rotary cultivator can be detected, torsion, the parameters such as moment of torsion and rotary blade blade running certain hour after temperature variable and distance variable, thus the test of the Performance And Reliability of the rotary cultivator of Different structural parameters can be completed in indoor,
2, utilize sensor to gather desired data, testing result is accurate, and structure is very simple, the repeatability of test is strong, and required testing crew is few, and efficiency is high, labour intensity is low, also avoid the environmental pollution of raising soil zone that produces in site test process and the infringement to the testing crew person.
Accompanying drawing explanation
Fig. 1 is the working state schematic representation after the embodiment of the present invention is assembled with rotary cultivator;
Fig. 2 is the structural representation of embodiment of the present invention power delivery section;
Fig. 3 is the structural representation of embodiment of the present invention test platform part.
In figure: 1 electrical control cabinet, 2 motors, 3 shaft couplings, 4 torque sensors, 5 Cardan shafts, 6 gear-shifting box of rotary cultivators, 7 rotary blades, 8 rotary cultivators, 9 base for supporting, 10 range sensors, 11 guide rails, 12 test platforms, 13 hydraulic jacks, 14 rail plates, 15 brace tables.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the invention will be further described:
As shown in Figure 1, Figure 2 and Figure 3.A kind of rotary cultivator testing table, comprise electrical control cabinet 1, motor 2 and test platform 12, the control assembly of described motor 2 is arranged on electrical control cabinet 1 inside, be connected by wire between motor 2 with its control assembly, be provided with a torque sensor 4 between motor 2 and test platform 12, torque sensor 4 is connected with the output shaft of described motor 2.
Described torque sensor 4 is provided with Cardan shaft 5 away from the side of motor 2.Cardan shaft 5, for being connected with the power input shaft of gear-shifting box of rotary cultivator 6, after torque sensor 4 is connected with gear-shifting box of rotary cultivator 6 by Cardan shaft 5, measures the rotating speed of rotary cultivator 8, torsion and moment of torsion.
Described test platform 12 is provided with temperature sensor (not shown).Temperature sensor to operate the temperature variable after certain hour for the rotary blade 7 measured on rotary cultivator 8.
Described test platform 12 is provided with range sensor 10.Range sensor 10 to operate the distance variation after certain hour for the rotary blade 7 measured on rotary cultivator 8, range sensor 10 preferably adopts laser range sensor, because laser range sensor has the advantages such as measuring accuracy is high, volume is little, Installation and Debugging are convenient.
The upper surface of described test platform 12 is provided with guide rail 11, and described range sensor 10 is movably arranged on guide rail 11.Range sensor 10 is arranged on guide rail 11 and also can moves along guide rail 11, thus the position of range sensor 10 can be adjusted easily, range sensor 10 is adjusted to the below of rotary blade 7 blade to be tested before on-test, can provide safeguard for the degree of accuracy of experimental result.
The below of described test platform 12 is provided with hydraulic jack 13, and the piston-rod end of described hydraulic jack 13 is fixedly attached on the bottom surface of test platform 12, and the control assembly of hydraulic jack 13 is arranged in described electrical control cabinet 1.Hydraulic jack 13 can regulate test platform 12 height by lifting is set, is convenient to test.
Described hydraulic jack 13 is positioned on a brace table 15, and described brace table 15 matches with a rail plate 14.Brace table 15 is movably arranged in rail plate 14 and also can moves along rail plate 14, and can adjust the position of brace table 15 easily, brace table 15 moves can be with hydraulic cylinder 13 and test platform 12 to move, thus the position of Adjustment Tests platform 12.
On the upper surface of described test platform 12, symmetry is provided with base for supporting 9.Rotary cultivator 8, for supporting rotary cultivator 8 to be detected, is placed on base for supporting 9 by base for supporting 9, for rotary blade 7 leaves apron space, also reserves measurement space for temperature sensor and range sensor 10, avoids producing interference each other.
Described motor 2 is adjustable speed motor, and the output shaft of motor 2 is connected by shaft coupling 3 with between described torque sensor 4.Adjustable speed motor can change the rotating speed of motor according to demand, and adequacy test platform needs the rotary cultivator for Different structural parameters to carry out the versatility requirement tested, and is beneficial to carrying out smoothly of test.
Described electrical control cabinet 1 inside is also provided with timer (not shown).Because the free requirement of rotary cultivator performance test, generally at least operates 15 minutes for rotary cultivator, arranging timer can more accurate setting-up time, improves the accuracy of test findings.
For ease of the understanding of the present invention, below in conjunction with a process of the test, the invention will be further described:
When testing, rotary cultivator 8 to be detected is arranged on the base for supporting 9 of test platform 12, by the movement of brace table 15 in rail plate 14, Adjustment Tests platform 12 is to correct position, worked by electrical control cabinet 1 hydraulic control oil cylinder 13, the height of Adjustment Tests platform 12 is to correct position, when the power input shaft on gear-shifting box of rotary cultivator 6 and the Cardan shaft 5 of testing table of the present invention are coaxial, Cardan shaft 5 is fixedly connected with the power input shaft on gear-shifting box of rotary cultivator 6, and range sensor 10 is moved on guide rail 11 below of rotary blade 7 blade to be detected.
The good test period of timer sets, start electrical control cabinet 1, motor 2 rotating speed is regulated to reach rotary cultivator 8 rated speed, by laser range sensor measuring distance, by temperature sensor measurement temperature, measure rotary cultivator moment of torsion by torque sensor 4, tested by the rotary cultivator dry run of certain hour, the assembly quality of checking rotary cultivator and reliability.The above-mentioned single test time is generally at least 15 minutes, by the value of the moment of torsion that records, distance variable quantity and temperature variation, can reflect the Performance And Reliability of tested rotary cultivator.
In the present embodiment, hydraulic jack 13 is provided with multiple, the symmetrical below being distributed in test platform 12, but hydraulic jack of the present invention is not only confined to above-mentioned distribution form, hydraulic jack can triangular in shapely distribute, also can be distributed in the middle part of test platform, its quantity does not also limit, as long as can meet, test platform 12 is steadily elevated.
The mounting means that torque sensor is general has level to install and at right angle setting two kinds of forms, in the present embodiment, torque sensor 4 is horizontal mounting means, but the present invention is not only confined to this kind of mounting means, under the prerequisite meeting testing requirements and avoid damage sensor, can select other mounting means, be convenient to the assembling of rotary cultivator on test platform based on horizontal mode, therefore the mounting means of level is preferred implementation.
Obvious, in order to the difference in height between the transmission shaft of small electromotor output shaft, torque sensor and the power input shaft of gear-shifting box of rotary cultivator, the below of motor and torque sensor should arrange the support member for altimetric compensation; The control assembly of electrical control cabinet inside and corresponding by should be correct between control assembly electrical connection; For these technical characteristics, those skilled in the art can complete correct setting and connection according to prior art completely, and in order to outstanding innovative characteristics of the present invention, above-mentioned technical characteristic does not repeat them here.
In the present invention " on ", D score is all the relative terms adopted for convenience of description, can not absolute position be interpreted as and form the restriction to protection domain.
The foregoing is only preferred embodiment of the present invention; be not whole embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all; any amendment of doing, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Except technical characteristic described in instructions, all the other technical characteristics are those skilled in the art's known technology.
Claims (10)
1. a rotary cultivator testing table, it is characterized in that, comprise electrical control cabinet, motor and test platform, the control assembly of described motor is arranged on electrical control cabinet inside, be connected by wire between motor with its control assembly, be provided with a torque sensor between motor and test platform, torque sensor is connected with the output shaft of described motor.
2. a kind of rotary cultivator testing table according to claim 1, it is characterized in that, described torque sensor is provided with Cardan shaft away from the side of motor.
3. a kind of rotary cultivator testing table according to claim 1, is characterized in that, described test platform is provided with temperature sensor.
4. a kind of rotary cultivator testing table according to any one in claim 1-3, is characterized in that, described test platform is provided with range sensor.
5. a kind of rotary cultivator testing table according to claim 4, it is characterized in that, the upper surface of described test platform is provided with guide rail, and described range sensor is movably arranged on guide rail.
6. a kind of rotary cultivator testing table according to any one in claim 1,2,3 or 5, it is characterized in that, the below of described test platform is provided with hydraulic jack, the piston-rod end of described hydraulic jack is fixedly attached on the bottom surface of test platform, and the control assembly of hydraulic jack is arranged in described electrical control cabinet.
7. a kind of rotary cultivator testing table according to claim 6, is characterized in that, described hydraulic jack is positioned on a brace table, and described brace table matches with a rail plate.
8. a kind of rotary cultivator testing table according to claim 7, is characterized in that, on the upper surface of described test platform, symmetry is provided with base for supporting.
9. a kind of rotary cultivator testing table according to claim 7 or 8, is characterized in that, described motor is adjustable speed motor, and the output shaft of motor is connected by shaft coupling with between described torque sensor.
10. a kind of rotary cultivator testing table according to claim 9, is characterized in that, described electrical control cabinet inside is also provided with timer.
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| CN201510493412.8A CN105067363A (en) | 2015-08-12 | 2015-08-12 | Rotary cultivator test bed |
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| CN201510493412.8A CN105067363A (en) | 2015-08-12 | 2015-08-12 | Rotary cultivator test bed |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105738137A (en) * | 2016-02-02 | 2016-07-06 | 安徽农业大学 | Farm machinery cutter energy consumption data acquiring and analyzing method |
| CN105890918A (en) * | 2016-05-27 | 2016-08-24 | 山东省农业机械科学研究院 | Corn harvester ear plucking header test bench |
| CN106525403A (en) * | 2016-11-29 | 2017-03-22 | 西南大学 | Field test device for rotary working part of small agricultural machine |
| CN107727385A (en) * | 2017-11-15 | 2018-02-23 | 农业部南京农业机械化研究所 | A kind of field rotary blade test system |
| CN108168869A (en) * | 2018-01-10 | 2018-06-15 | 农业部南京农业机械化研究所 | A kind of rotary tillage machine run-in stand |
| CN112595531A (en) * | 2020-11-12 | 2021-04-02 | 洛阳西苑车辆与动力检验所有限公司 | No-load running-in test device and method for whole crawler-type harvester |
| CN116465662A (en) * | 2023-04-26 | 2023-07-21 | 连云港市东堡旋耕机械有限公司 | Rotary tillage machinery running-in test equipment |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105738137A (en) * | 2016-02-02 | 2016-07-06 | 安徽农业大学 | Farm machinery cutter energy consumption data acquiring and analyzing method |
| CN105890918A (en) * | 2016-05-27 | 2016-08-24 | 山东省农业机械科学研究院 | Corn harvester ear plucking header test bench |
| CN106525403A (en) * | 2016-11-29 | 2017-03-22 | 西南大学 | Field test device for rotary working part of small agricultural machine |
| CN107727385A (en) * | 2017-11-15 | 2018-02-23 | 农业部南京农业机械化研究所 | A kind of field rotary blade test system |
| CN107727385B (en) * | 2017-11-15 | 2024-03-22 | 农业部南京农业机械化研究所 | Field rotary blade test system |
| CN108168869A (en) * | 2018-01-10 | 2018-06-15 | 农业部南京农业机械化研究所 | A kind of rotary tillage machine run-in stand |
| CN112595531A (en) * | 2020-11-12 | 2021-04-02 | 洛阳西苑车辆与动力检验所有限公司 | No-load running-in test device and method for whole crawler-type harvester |
| CN112595531B (en) * | 2020-11-12 | 2022-11-18 | 洛阳西苑车辆与动力检验所有限公司 | No-load running-in test device and method for whole crawler-type harvester |
| CN116465662A (en) * | 2023-04-26 | 2023-07-21 | 连云港市东堡旋耕机械有限公司 | Rotary tillage machinery running-in test equipment |
| CN116465662B (en) * | 2023-04-26 | 2024-02-02 | 连云港市东堡旋耕机械有限公司 | Rotary tillage machinery running-in test equipment |
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Application publication date: 20151118 |
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