CN113776867A - Ditching-seed discharging single soil box test bench - Google Patents
Ditching-seed discharging single soil box test bench Download PDFInfo
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- CN113776867A CN113776867A CN202111075951.1A CN202111075951A CN113776867A CN 113776867 A CN113776867 A CN 113776867A CN 202111075951 A CN202111075951 A CN 202111075951A CN 113776867 A CN113776867 A CN 113776867A
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- 238000012360 testing method Methods 0.000 title claims abstract description 55
- 238000007599 discharging Methods 0.000 title claims abstract description 48
- 239000002689 soil Substances 0.000 title claims abstract description 43
- 238000003971 tillage Methods 0.000 claims abstract description 60
- 238000010899 nucleation Methods 0.000 claims abstract description 56
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 239000000178 monomer Substances 0.000 claims description 16
- 239000000725 suspension Substances 0.000 claims description 9
- 238000005096 rolling process Methods 0.000 claims description 6
- 230000000670 limiting effect Effects 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 claims 4
- 238000013461 design Methods 0.000 abstract description 6
- 238000004088 simulation Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000009331 sowing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000035784 germination Effects 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
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Abstract
The invention relates to a ditching-seed discharging single soil box test bed, which belongs to the technical field of agricultural machinery and comprises a rack (1), an engine (2), a jaw clutch (3), a walking device (4), a rotary tillage device (5), a ditching-seed discharging rack (6), a chain wheel transmission mechanism I (7), a chain wheel transmission mechanism II (8), a chain wheel transmission mechanism III (9) and a ridging device (10). Simulation ditching, kind of a field seeding are convenient for realize the simulation experiment in the laboratory, avoid the student to need carry out the field test to the kind of a field, through the integrated design for it is experimental more comprehensive, also use manpower sparingly material resources, and is more convenient.
Description
Technical Field
The invention belongs to the technical field of agricultural machinery, and particularly relates to a ditching-seeding single soil tank test bed.
Background
The sowing machine has an extremely important position and function in ensuring the yield increase of crops and promoting the improvement of agricultural science and technology, and the quality of sowing determines the yield of the crops. In recent years, with the wide application of new technologies and new processes of agricultural machinery, the operation efficiency of the seeder is greatly improved, more and more agricultural machinery is developed in an integrated direction, ditching and seed discharging are combined into a single form, and the ditching and seed discharging work is carried out simultaneously, so that the operation efficiency can be improved, the operation procedures of ditching, seeding and the like can be finished at one time, excessive compaction of soil caused by multiple times of machine tools entering the ground is reduced, and the germination rate of seeds is improved. The efficiency of the single body is mainly determined by the operation performance of the seeding device and the furrow opener. The soil box test bed enables a main means used by the precision seeder to be researched and developed, and is necessary experimental equipment for quickly researching and developing a new generation of high-performance precision seeder. The method provides a design basis for further developing and popularizing precision seeding and must increase research and development on the soil box test bed.
At present, the design of using the soil box test bed in a laboratory is only simple to measure the ditching condition, and few researches are carried out on building a test bed capable of simulating a machine field test. Therefore, the ditching-seeding single soil groove integrated test bed is designed, not only can simulate the operation condition of a single machine in the field, but also can observe the soil condition, the seeding condition and the ditching condition, so that various test necessary data can be measured, and the ditching-seeding single soil groove integrated test bed has important significance for carrying out a ditching-seeding single test.
Disclosure of Invention
In order to overcome the problems in the prior art, the invention provides a ditching-seeding single body type soil groove test bed, which is used for measuring data used for a test through a moisture meter, a high-speed camera device, a resistance sensor and a speed sensor while carrying out rotary tillage on soil and manufacturing ridge shapes. The condition of a ditching-seed discharging single body in a field test is simulated, so that a seeding and ditching simulation experiment in a seed field is conveniently realized in a laboratory, the problem that students need to perform a seeding experiment in the seed field is avoided, and through the integrated design, the test is more comprehensive, manpower and material resources are saved, and the test is more convenient.
In order to realize the purpose, the invention is realized by the following technical scheme:
a ditching-seeding single soil box test bed comprises a frame 1, an engine 2, a jaw clutch 3, a traveling device 4, a rotary tillage device 5, a ditching-seeding rack 6, a chain wheel transmission mechanism I7, a chain wheel transmission mechanism II 8, a chain wheel transmission mechanism III 9 and a ridging device 10, wherein the traveling device 4 is installed on two sides of the bottom of the frame 1, the engine 2 is fixedly installed on the frame 1, the power output end of the engine 2 is connected with a rotating shaft of the traveling device 4 through the chain wheel transmission mechanism I7, the rotary tillage device 5 is installed on the bottom of the frame 1, the jaw clutch 3 is installed on the power output end of the engine 2, the power output end of the jaw clutch 3 is connected with the rotary tillage shaft of the rotary tillage device 5 through the chain wheel transmission mechanism II 8, the ridging device 10 is installed on the frame 1 on the rear side of the rotary tillage device 5, the ridge forming device 10 is installed on the frame 1 on the rear side of the ditching-seeding rack 6, the seed shaft of the ditching-seed-metering rack 6 is connected with the rotating shaft of the walking device 4 through a chain wheel transmission mechanism III 9.
Furthermore, the rotary tillage device 5 comprises rotary tillage blades 5-1, rotary tillage blade holders 5-2 and a rotary tillage shaft 5-3, the rotary tillage shaft 5-3 is mounted on the frame 1 through a bearing, the rotary tillage blade holders 5-2 which are arranged in a staggered mode are mounted on the rotary tillage shaft 5-3, and each rotary tillage blade holder 5-2 is provided with a rotary tillage blade 5-1.
Furthermore, the rotary blade 5-1 is in a 7-shaped structure.
Further, the ridging device 10 comprises a ridging guard plate 10-1, a round shaft 10-2, a spring 10-3, a rotating head 10-4, a baffle plate 10-5 and a rolling pin 10-6, the ridging protection plate comprises a frame 1, a ridging protection plate 10-1, a rotary head 10-4, a rotary head 10-2, a spring 10-3 and a rotary head 10-2, wherein two ends of the ridging protection plate 10-1 are hinged to the frame 1, the lower end of the circular shaft 10-2 is hinged to the top of the ridging protection plate 10-1, the rotary head 10-4 is installed on the frame 1 through a hinge seat, the upper end of the circular shaft 10-2 penetrates out of a through hole in the rotary head 10-4, the upper end and the lower end of the circular shaft 10-2 are respectively provided with a baffle plate 10-5, a rolling pin 10-6 for limiting the baffle plate 10-5 is arranged on the circular shaft 10-2 on the outer side of the baffle plate 10-5, the spring 10-3 is sleeved on the circular shaft 10-2, and the spring 10-3 is located between the baffle plate 10-5 and the rotary head 10-4 on the lower end.
Further, the ditching-seeding rack 6 comprises a depth adjusting device 6-1, a resistance testing device 6-2, a girder 6-3, a seeding suspension loop 6-4, a seeding shaft 6-5, a connecting square tube 6-6, a ditching-seeding monomer 6-7 and a connecting plate 6-8, wherein the depth adjusting device 6-1 is fixedly arranged on the rack 1, the connecting square tube 6-8 is arranged on the depth adjusting device 6-1, the connecting square tube 6-8 is provided with the seeding suspension loop 6-4, the seeding shaft 6-5 is arranged on the seeding suspension loop 6-4 through a bearing, the seeding shaft 6-5 is connected with a rotating shaft of the traveling device 4 through a chain wheel transmission mechanism, the seeding shaft 6-5 is provided with one or more ditching-seeding monomers 6-7, the bottom of the connecting square pipe 6-6 is provided with a resistance testing device 6-2, the crossbeam 6-3 is arranged on the resistance testing device 6-2, the chain spoon type seed discharging monomer of the ditching-seed discharging monomer 6-7 is provided with a connecting plate 6-8 through a rotating shaft, the connecting plate 6-8 is fixedly arranged on the crossbeam 6-3, and a ditching mechanism of the ditching-seed discharging monomer 6-7 is fixed on one end of the connecting plate 6-8, which is positioned on the crossbeam 6-3.
Further, the depth adjusting device 6-1 comprises a shell 6-1-1, a crank 6-1-2, a screw 6-1-3, an adjusting shaft 6-1-4, slide way connecting plates 6-1-5 and adjusting bolts 6-1-6, the shell 6-1-1 is of an inverted U-shaped structure, the shell 6-1-1 is fixedly installed on the frame 1, the two inner side walls of the shell 6-1-1 are respectively and fixedly provided with the adjusting bolts 6-1-6 which are opposite to each other, the two slide way connecting plates 6-1-5 are provided with long holes matched with the slide way connecting plates 6-1-5, the two slide way connecting plates 6-1-5 are respectively installed on the two inner side walls of the shell 6-1-1 through the corresponding adjusting bolts 6-1-6, the upper ends of the two slide way connecting plates 6-1-5 are fixed at the two ends of the adjusting shaft 6-1-4, a threaded hole is formed in the middle of the adjusting shaft 6-1-4, the screw rod 6-1-3 is installed in the threaded hole of the adjusting shaft 6-1-4, the upper end of the screw rod 6-1-3 is provided with a crank 6-1-2, the crank 6-1-2 penetrates out of the top of the shell 6-1-1, and the connecting square pipe 6-6 is fixedly installed at the lower end of the two slide way connecting plates 6-1-5.
Furthermore, a back plate is installed on the rear side of the shell 6-1-1, a strip-shaped hole is formed in the back plate, a fixing sleeve 6-1-7 is installed on the adjusting shaft 6-1-4, a pointer 6-1-8 and a pointer 6-1-8 are installed on the fixing sleeve 6-1-7 and extend out of the strip-shaped hole in the back plate, and scales are arranged on the edge of the strip-shaped hole.
Further, the resistance testing device 6-2 comprises a slide rail 6-2-1, a slide block 6-2-2, a tension supporting frame 6-2-3, a tension supporting square tube 6-2-4, a sensor fixing square tube 6-2-5 and a pressure sensor 6-2-6, wherein the bottom of the connecting square tube 6-6 is provided with two parallel slide rails 6-2-1, the slide rail 6-2-1 is provided with the slide block 6-2-2, a crossbeam 6-3 is arranged at the bottom of the slide block 6-2-2, the sensor fixing square tube 6-2-5 is fixed on the crossbeam 6-3, the tension supporting frame 6-2-3 is arranged on the connecting square tube 6-6, the tension supporting frame 6-2-3 is provided with the tension supporting square tube 6-2-4, the pressure sensor 6-2-6 is fixedly arranged between the sensor fixing square pipe 6-2-5 and the tension support square pipe 6-2-4, the pressure sensor 6-2-6 is connected with the controller 11, and the controller 11 is connected with the resistance display screen 12.
Further, a speed sensor 13 is mounted on a rotating shaft of the traveling device 4, the speed sensor 13 is connected with the controller 11, and a speed display screen 14 is connected with the controller 11; a high-speed photographic device 15 capable of observing the seed filling condition of the ditching-seed discharging rack 6 is arranged on the rack 1, the high-speed photographic device 15 is connected with a notebook computer 16, and the notebook computer 16 is connected with the controller 11; the frame 1 is provided with a moisture meter 17 for measuring soil humidity, and the moisture meter 17 is connected with the controller 11.
The invention has the beneficial effects that:
the invention can measure the data used in the test by the moisture meter, the high-speed camera device, the resistance sensor and the speed sensor through the simultaneous operation of the rotary tillage device, the ridging device and the ditching-seeding rack. Simulation ditching, kind of a field seeding are convenient for realize the simulation experiment in the laboratory, avoid the student to need carry out the field test to the kind of a field, through the integrated design for it is experimental more comprehensive, also use manpower sparingly material resources, and is more convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the rotary cultivator of the present invention;
FIG. 3 is a schematic view of the structure of the ridging device of the present invention;
FIG. 4 is a schematic structural view of the ditching-seeding rack of the present invention;
FIG. 5 is a schematic front side view of the depth adjustment mechanism of the present invention;
FIG. 6 is a rear side view of the depth adjustment mechanism of the present invention;
FIG. 7 is a schematic structural diagram of a resistance testing device according to the present invention;
FIG. 8 is a schematic view of the frame structure of the present invention;
FIG. 9 is a schematic diagram of a control circuit according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention and the accompanying drawings, 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.
As shown in figure 1, the ditching-seeding single soil box test bed comprises a frame 1, an engine 2, a jaw clutch 3, a traveling device 4, a rotary tillage device 5, a ditching-seeding rack 6, a chain wheel transmission mechanism I7, a chain wheel transmission mechanism II 8, a chain wheel transmission mechanism III 9 and a ridging device 10, wherein the traveling device 4 is installed on two sides of the bottom of the frame 1, the engine 2 is fixedly installed on the frame 1, the power output end of the engine 2 is connected with a rotating shaft of the traveling device 4 through the chain wheel transmission mechanism I7, the rotary tillage device 5 is installed on the bottom of the frame 1, the jaw clutch 3 is installed on the power output end of the engine 2, the power output end of the jaw clutch 3 is connected with a rotary tillage shaft of the rotary tillage device 5 through the chain wheel transmission mechanism II 8, the ridging device 10 is installed on the frame 1 on the rear side of the rotary tillage device 5, a ditching and seed discharging rack 6 is arranged on the frame 1 at the rear side of the ridging device 10, and a seed discharging shaft of the ditching and seed discharging rack 6 is connected with a rotating shaft of the traveling device 4 through a chain wheel transmission mechanism III 9. The whole soil box test bed is driven to walk through the walking device 4, then the chain wheel transmission mechanism II 8 drives the rotary tillage device 5 to work, the test field is cultivated by the rotary tillage device 5, then the ridging device 10 is used for manufacturing corresponding ridge types, in the walking process of the soil box test bed, the front walking wheel of the walking device 4 drives the rear walking wheel to walk through the chain wheel transmission mechanism, and the walking power is more sufficient due to the adoption of the front-rear driving design. In the walking process of the soil box test bed, the chain wheel transmission mechanism III 9 drives the ditching and seed discharging rack 6 to work, so that ditching and seed discharging operations are carried out on ridges manufactured by the ridge forming device 10. The action of the jaw clutch 3 mounted on the power output end of the engine 2 ensures that the running gear 4 and the rotary cultivator 5 work simultaneously when closed, and the running gear 4 runs and the rotary cultivator 5 does not work when disconnected.
In the invention, as shown in fig. 2, the rotary tillage device 5 comprises rotary tillage blades 5-1, rotary tillage blade holders 5-2 and a rotary tillage shaft 5-3, the rotary tillage shaft 5-3 is mounted on the frame 1 through bearings, the rotary tillage blade holders 5-2 are mounted on the rotary tillage shaft 5-3 in staggered arrangement, and each rotary tillage blade holder 5-2 is provided with a rotary tillage blade 5-1. The chain wheel transmission mechanism II 8 drives the rotary tillage shaft 5-3 to rotate, the rotary tillage shaft 5-3 drives the rotary tillage cutter holder 5-2 arranged on the rotary tillage shaft to rotate, and further drives the rotary tillage cutter 5-1 to rotate, and the rotary tillage cutter 5-1 carries out rotary tillage on soil, so that the soil becomes loose. Because the rotary tillage cutter 5-1 is in a 7-shaped structure, the soil can be turned loose as much as possible and broken, so that the soil is fully and finely crushed, and the rotary tillage effect is better.
In the invention, as shown in figure 3, the ridging device 10 comprises a ridging guard plate 10-1, a round shaft 10-2, a spring 10-3, a rotary head 10-4, a baffle plate 10-5 and a rolling pin 10-6, the ridging protection plate comprises a frame 1, a ridging protection plate 10-1, a rotary head 10-4, a rotary head 10-2, a spring 10-3 and a rotary head 10-2, wherein two ends of the ridging protection plate 10-1 are hinged to the frame 1, the lower end of the circular shaft 10-2 is hinged to the top of the ridging protection plate 10-1, the rotary head 10-4 is installed on the frame 1 through a hinge seat, the upper end of the circular shaft 10-2 penetrates out of a through hole in the rotary head 10-4, the upper end and the lower end of the circular shaft 10-2 are respectively provided with a baffle plate 10-5, a rolling pin 10-6 for limiting the baffle plate 10-5 is arranged on the circular shaft 10-2 on the outer side of the baffle plate 10-5, the spring 10-3 is sleeved on the circular shaft 10-2, and the spring 10-3 is located between the baffle plate 10-5 and the rotary head 10-4 on the lower end. After the soil is ploughed and loosened by the rotary tillage device 5, under the pressure action of the soil after the rotary tillage of the ridging device 10, a ridging guard plate 10-1 hinged on the rack 1 is lifted, and meanwhile, under the pressure action of a spring 10-3, the profile modeling is carried out, so that the ridging effect is realized, and the condition of leveling and finely crushing the soil in the field is simulated.
In the invention, as shown in figures 4-6, the ditching-seeding rack 6 comprises a depth adjusting device 6-1, a resistance testing device 6-2, a crossbeam 6-3, a seeding suspension loop 6-4, a seeding shaft 6-5, a connecting square pipe 6-6, a ditching-seeding unit 6-7 and a connecting plate 6-8, wherein the depth adjusting device 6-1 is fixedly arranged on a rack 1, the connecting square pipe 6-8 is arranged on the depth adjusting device 6-1, the connecting square pipe 6-8 is provided with the seeding suspension loop 6-4, the seeding shaft 6-5 is arranged on the seeding suspension loop 6-4 through a bearing, the seeding shaft 6-5 is connected with a rotating shaft of a traveling device 4 through a chain wheel transmission mechanism, the seeding shaft 6-5 is provided with one or more ditching-seeding units 6-7, the bottom of the connecting square pipe 6-6 is provided with a resistance testing device 6-2, the crossbeam 6-3 is arranged on the resistance testing device 6-2, the chain spoon type seed discharging monomer of the ditching-seed discharging monomer 6-7 is provided with a connecting plate 6-8 through a rotating shaft, the connecting plate 6-8 is fixedly arranged on the crossbeam 6-3, and a ditching mechanism of the ditching-seed discharging monomer 6-7 is fixed on one end of the connecting plate 6-8, which is positioned on the crossbeam 6-3. The walking device 4 drives the seed shaft 6-5 to rotate through the chain wheel transmission mechanism, the seed shaft 6-5 drives the ditching and seed discharging monomer 6-7 to work in the rotating process, and the ditching and seed discharging monomer 6-7 ditches seed furrows on the ridges and discharges seeds into the seed furrows. In the invention, the crossbeam 6-3 is provided with long holes, and the number of the ditching-seed discharging monomers 6-7 and the row spacing between the ditching-seed discharging monomers 6-7 are reasonably arranged according to requirements. Meanwhile, the ditching and seed discharging single bodies 6-7 can adjust the heights of the ditching and seed discharging single bodies 6-7, and ensure the sufficient ditching depth and seeding depth.
In the invention, as shown in fig. 7, the depth adjusting device 6-1 comprises a shell 6-1-1, a crank 6-1-2, a screw 6-1-3, an adjusting shaft 6-1-4, slide way connecting plates 6-1-5 and adjusting bolts 6-1-6, wherein the shell 6-1-1 is in an inverted U-shaped structure, the shell 6-1-1 is fixedly arranged on a frame 1, the two inner side walls of the shell 6-1-1 are respectively and fixedly provided with the adjusting bolts 6-1-6 which are opposite to each other, the two slide way connecting plates 6-1-5 are provided with long strip holes matched with the slide way connecting plates 6-1-5, and the two slide way connecting plates 6-1-5 are respectively arranged on the two inner side walls of the shell 6-1-1 through the corresponding adjusting bolts 6-1-6 The upper ends of the two slideway connecting plates 6-1-5 are fixed at the two ends of the adjusting shaft 6-1-4, a threaded hole is formed in the middle of the adjusting shaft 6-1-4, the screw rod 6-1-3 is installed in the threaded hole of the adjusting shaft 6-1-4, the upper end of the screw rod 6-1-3 is provided with a crank 6-1-2, the crank 6-1-2 penetrates out of the top of the shell 6-1-1, and the connecting square tube 6-6 is fixedly installed at the lower ends of the two slideway connecting plates 6-1-5. The rotary crank 6-1-2 drives the screw rod 6-1-3 to rotate, so as to drive the adjusting shaft 6-1-7 matched with the screw rod 6-1-3 to move up and down, and in the process of moving up and down, the adjusting shaft 6-1-7 enables the two slideway connecting plates 6-1-5 to move up and down along the two side walls of the two slideway connecting plates 6-1-5 under the limiting action of the adjusting bolts 6-1-6, so that the depth of the ditching-seeding monomer 6-7 is adjusted.
In the invention, preferably, a back plate is arranged at the rear side of the shell 6-1-1, a strip-shaped hole is formed in the back plate, a fixed sleeve 6-1-7 is arranged on the adjusting shaft 6-1-4, a pointer 6-1-8 and a pointer 6-1-8 are arranged on the fixed sleeve 6-1-7 and extend out of the strip-shaped hole in the back plate, and scales are arranged on the edge of the strip-shaped hole. In the process that the adjusting shaft 6-1-4 moves up and down, the adjusting shaft 6-1-4 drives the fixed sleeve 6-1-7 arranged on the adjusting shaft to move, so that the pointer 6-1-8 is driven to move up and down along the strip-shaped hole on the back plate, and the distance of the up and down movement of the ditching-seed-metering monomer 6-7, namely the ditching depth and the seeding depth of the ditching-seed-metering monomer 6-7, can be quickly read through the moving distance of the pointer 6-1-8 because the strip-shaped hole is provided with scales.
As shown in figure 8, the resistance testing device 6-2 comprises a slide rail 6-2-1, a slide block 6-2-2, a tension supporting frame 6-2-3, a tension supporting square tube 6-2-4, a sensor fixing square tube 6-2-5 and a pressure sensor 6-2-6, wherein the bottom of the connecting square tube 6-6 is provided with two parallel slide rails 6-2-1, the slide rail 6-2-1 is provided with the slide block 6-2-2, a crossbeam 6-3 is arranged at the bottom of the slide block 6-2-2, the sensor square tube fixing square tube 6-2-5 is fixed on the crossbeam 6-3, the tension supporting frame 6-2-3 is arranged on the connecting square tube 6-6, the tension supporting frame 6-2-3 is provided with the tension supporting square tube 6-2-4, the pressure sensor 6-2-6 is fixedly arranged between the sensor fixing square pipe 6-2-5 and the tension support square pipe 6-2-4, the pressure sensor 6-2-6 is connected with the controller 11, and the controller 11 is connected with the resistance display screen 12. When the ditching and seed discharging single body 6-7 is subjected to resistance in the working process, the ditching and seed discharging single body integrally moves under the guiding action of the sliding rail 6-2-1, so that the sensor fixing square tube 6-2-5 fixed together with the ditching and seed discharging single body is driven to move, the pressure sensor 6-2-6 fixed with the rack is pressed tightly, the pressure applied to the pressure sensor is measured, the resistance applied in the working process is obtained, and a basis is provided for designing the power equipment of the whole machine.
As shown in fig. 9, a speed sensor 13 is mounted on the rotating shaft of the traveling device 4, the speed sensor 13 is connected with the controller 11, and a speed display screen 14 is connected with the controller 11; a high-speed photographic device 15 capable of observing the seed filling condition of the ditching-seed discharging rack 6 is arranged on the rack 1, the high-speed photographic device 15 is connected with a notebook computer 16, and the notebook computer 16 is connected with the controller 11; the frame 1 is provided with a moisture meter 17 for measuring soil humidity, and the moisture meter 17 is connected with the controller 11.
The working process of the invention is as follows:
placing the ditching and seed discharging single soil box test bed frame on the soil box frame, adjusting the ditching and seed discharging bed frame 6 to a required depth through a depth adjusting device 6-1, placing seeds in a ditching and seed discharging single body 6-7, taking out a moisture meter 17 to measure soil humidity, closing a jaw clutch 3, starting an engine 2, and enabling the engine 2 to drive a traveling device 4 to work to realize traveling of the whole soil box test bed; on the other hand, the rotary tillage ridging device 5 is driven to work to carry out rotary tillage on soil, and ridge shapes required by tests are formed. In the process of walking of the test bed, the ditching and seed discharging single bodies 6-7 carry out ditching and seed discharging work at the same time, the resistance required by ditching is measured by the resistance testing device 6-2, the walking rotating speed is measured by the speed sensor 13, the resistance is displayed by the resistance display screen 12 and the speed display screen 14, the seed filling condition of the ditching and seed discharging single bodies 6-7 is observed by the high-speed photographic device 15, and data are input into the notebook computer 16.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (9)
1. The utility model provides a ditching-seed metering monomer formula soil box test bench which characterized in that: the ditching-seed discharging single soil box test bed comprises a rack (1), an engine (2), a jaw clutch (3), a traveling device (4), a rotary tillage device (5), a ditching-seed discharging rack (6), a chain wheel transmission mechanism I (7), a chain wheel transmission mechanism II (8), a chain wheel transmission mechanism III (9) and a ridging device (10), wherein the traveling device (4) is installed on two sides of the bottom of the rack (1), the engine (2) is fixedly installed on the rack (1), the power output end of the engine (2) is connected with a rotating shaft of the traveling device (4) through the chain wheel transmission mechanism I (7), the rotary tillage device (5) is installed at the bottom of the rack (1), the jaw clutch (3) is installed at the power output end of the engine (2), and the power output end of the jaw clutch (3) is connected with the rotary tillage shaft of the rotary tillage device (5) through the chain wheel transmission mechanism II (8), a ridging device (10) is arranged on the frame (1) at the rear side of the rotary tillage device (5), a ditching and seed discharging rack (6) is arranged on the frame (1) at the rear side of the ridging device (10), and a seed discharging shaft of the ditching and seed discharging rack (6) is connected with a rotating shaft of the walking device (4) through a chain wheel transmission mechanism III (9).
2. The trench-seeding unitary soil trough test stand of claim 1, wherein: the rotary tillage device (5) comprises rotary tillage cutters (5-1), rotary tillage cutter holders (5-2) and a rotary tillage shaft (5-3), wherein the rotary tillage shaft (5-3) is mounted on the rack (1) through a bearing, the rotary tillage cutter holders (5-2) which are arranged in a staggered mode are mounted on the rotary tillage shaft (5-3), and each rotary tillage cutter holder (5-2) is provided with one rotary tillage cutter (5-1).
3. The trench-seeding unitary soil trough test stand of claim 2, wherein: the rotary blade (5-1) is in a 7-shaped structure.
4. A trench-seeding unitary soil trough test stand according to any one of claims 1-3, wherein: the ridging device (10) comprises a ridging guard plate (10-1), a round shaft (10-2), a spring (10-3), a rotating head (10-4), a blocking piece (10-5) and a rolling pin (10-6), wherein two ends of the ridging guard plate (10-1) are hinged to a rack (1), the lower end of the round shaft (10-2) is hinged to the top of the ridging guard plate (10-1), the rotating head (10-4) is installed on the rack (1) through a hinged seat, the upper end of the round shaft (10-2) penetrates out of a through hole in the rotating head (10-4), the upper end and the lower end of the round shaft (10-2) are respectively provided with the blocking piece (10-5), the rolling pin (10-6) for limiting the blocking piece (10-5) is arranged on the round shaft (10-2) on the outer side of the blocking piece (10-5), the round shaft (10-2) is sleeved with a spring (10-3), and the spring (10-3) is positioned between a baffle plate (10-5) at the lower end and the rotary head (10-4).
5. A trench-seeding unitary soil trough test stand according to any one of claims 1-3, wherein: the ditching and seed-discharging rack (6) comprises a depth adjusting device (6-1), a resistance testing device (6-2), a crossbeam (6-3), a seed-discharging suspension loop (6-4), a seed-discharging shaft (6-5), a connecting square tube (6-6), a ditching and seed-discharging single body (6-7) and a connecting plate (6-8), wherein the depth adjusting device (6-1) is fixedly arranged on the rack (1), the connecting square tube (6-8) is arranged on the depth adjusting device (6-1), the connecting square tube (6-8) is provided with the seed-discharging suspension loop (6-4), the seed-discharging shaft (6-5) is arranged on the seed-discharging suspension loop (6-4) through a bearing, the seed-discharging shaft (6-5) is connected with a rotating shaft of the traveling device (4) through a chain wheel transmission mechanism, one or more ditching-seeding units (6-7) are arranged on the seeding shaft (6-5), a resistance testing device (6-2) is arranged at the bottom of the connecting square pipe (6-6), the crossbeam (6-3) is arranged on the resistance testing device (6-2), a connecting plate (6-8) is arranged on the chain spoon type seeding unit of the ditching-seeding unit (6-7) through a rotating shaft, the connecting plate (6-8) is fixedly arranged on the crossbeam (6-3), and a ditching mechanism of the ditching-seeding unit (6-7) is fixed on one end, located on the crossbeam (6-3), of the connecting plate (6-8).
6. The trench-seeding unitary soil trough test stand of claim 5, wherein: the depth adjusting device (6-1) comprises a shell (6-1-1), a crank (6-1-2), a screw rod (6-1-3), an adjusting shaft (6-1-4), slideway connecting plates (6-1-5) and adjusting bolts (6-1-6), wherein the shell (6-1-1) is of an inverted U-shaped structure, the shell (6-1-1) is fixedly installed on the rack (1), the two inner side walls of the shell (6-1-1) are respectively and fixedly provided with the adjusting bolts (6-1-6) which are opposite one to another, the two slideway connecting plates (6-1-5) are provided with long holes matched with the slideway connecting plates (6-1-5), and the two slideway connecting plates (6-1-5) are respectively provided with the corresponding adjusting bolts (6-1-6) The connecting square pipe is arranged on the two inner side walls of the shell (6-1-1), the upper ends of the two slide way connecting plates (6-1-5) are fixed at the two ends of the adjusting shaft (6-1-4), a threaded hole is formed in the middle of the adjusting shaft (6-1-4), the screw rod (6-1-3) is arranged in the threaded hole of the adjusting shaft (6-1-4), the upper end of the screw rod (6-1-3) is provided with the crank (6-1-2), the crank (6-1-2) penetrates out of the top of the shell (6-1-1), and the connecting square pipe (6-6) is fixedly arranged at the lower ends of the two slide way connecting plates (6-1-5).
7. The trench-seeding unitary soil trough test stand of claim 6, wherein: the back plate is installed on the rear side of the shell (6-1-1), a strip-shaped hole is formed in the back plate, the adjusting shaft (6-1-4) is provided with a fixing sleeve (6-1-7), the fixing sleeve (6-1-7) is provided with a pointer (6-1-8), the pointer (6-1-8) extends out of the strip-shaped hole in the back plate, and scales are arranged on the edge of the strip-shaped hole.
8. The trench-seeding unitary soil trough test stand of claim 6, wherein: the resistance testing device (6-2) comprises slide rails (6-2-1), slide blocks (6-2-2), a tension supporting frame (6-2-3), a tension supporting square tube (6-2-4), a sensor fixing square tube (6-2-5) and a pressure sensor (6-2-6), wherein the bottom of the connecting square tube (6-6) is provided with the two parallel slide rails (6-2-1), the slide rails (6-2-1) are provided with the slide blocks (6-2-2), a crossbeam (6-3) is arranged at the bottom of the slide blocks (6-2-2), the sensor fixing square tube (6-2-5) is fixed on the crossbeam (6-3), the tension supporting frame (6-2-3) is arranged on the connecting square tube (6-6), the tension support square tube (6-2-4) is installed on the tension support frame (6-2-3), the pressure sensor (6-2-6) is fixedly installed between the sensor fixing square tube (6-2-5) and the tension support square tube (6-2-4), the pressure sensor (6-2-6) is connected with the controller (11), and the controller (11) is connected with the resistance display screen (12).
9. The soil trench test bed of any one of claims 1-3 and 6-8, wherein: a speed sensor (13) is installed on a rotating shaft of the traveling device (4), the speed sensor (13) is connected with the controller (11), and a speed display screen (14) is connected with the controller (11); a high-speed photographic device (15) capable of observing the seed filling condition of the ditching-seeding rack (6) is arranged on the rack (1), the high-speed photographic device (15) is connected with a notebook computer (16), and the notebook computer (16) is connected with the controller (11); the frame (1) is provided with a moisture meter (17) for measuring soil humidity, and the moisture meter (17) is connected with the controller (11).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111075951.1A CN113776867B (en) | 2021-09-14 | Ditching-seed metering monomer formula soil box test bench |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111075951.1A CN113776867B (en) | 2021-09-14 | Ditching-seed metering monomer formula soil box test bench |
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| CN113776867A true CN113776867A (en) | 2021-12-10 |
| CN113776867B CN113776867B (en) | 2024-07-02 |
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