CN215448382U - Seed metering ware test bench of imitative field vibration - Google Patents
Seed metering ware test bench of imitative field vibration Download PDFInfo
- Publication number
- CN215448382U CN215448382U CN202022614433.XU CN202022614433U CN215448382U CN 215448382 U CN215448382 U CN 215448382U CN 202022614433 U CN202022614433 U CN 202022614433U CN 215448382 U CN215448382 U CN 215448382U
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- seed metering
- frame
- vibration
- metering device
- crank
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- 238000012360 testing method Methods 0.000 title claims abstract description 18
- 238000010899 nucleation Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000009331 sowing Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 241000209149 Zea Species 0.000 description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 2
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 2
- 235000005822 corn Nutrition 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003971 tillage Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
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Abstract
The utility model discloses a seed metering device test bed simulating field vibration, which is a test bed simulating vibration generated by uneven ground surface when a seed metering device works in the field and is mainly used for testing the influence of the vibration on the working performance of the seed metering device. The test platform adopts a crank-slider mechanism to make the seeding apparatus generate vibration, and the motor drives the crank to rotate, so as to drive the slider to carry out circular reciprocating motion. Because the vibration of the seed sowing device in the field is mainly vertical vibration, the device is also mainly used for vertical vibration, and the length of the crank and the rotating speed of the motor can be adjusted, so that the vibration requirements under different amplitudes and different frequencies can be met. The device has simple structure and high efficiency, and can easily observe the change condition of the seed metering process when the seed metering device vibrates; meanwhile, the device has the advantages of simple operation and easy adjustment and observation.
Description
Technical Field
The utility model relates to a seed metering device test bed for simulating field vibration, which has the influence of the terrain-imitating seed sowing machine vibration on the seed metering of a seed metering device and can be used for vibration tests of various seed metering devices.
Background
During the working process of the seeder, random vibration can be generated under the influence of factors such as surface unevenness, advancing speed and the like. The vibration has certain influence on the working performance of the seeding apparatus, the accuracy of the seed feeding position and the uniformity of the seed distance distribution. Related scholars establish mathematical models of a shovel type corn precision seeder and a 2BM-5 type air-suction type no-tillage seeder vibration system, study the field vibration characteristics of the seeder and the influence of the field vibration characteristics on seed room population, study the influence of the vibration characteristics of a finger-clamping type corn no-tillage seeder on seed metering performance, and take a seed metering device, seeds and a vibration source as a system to take a bucket wheel type seed metering device as an example for testing and study the influence of the vibration of the seeder on the seed metering performance of the seed metering device in order to improve the seed metering performance of the seed metering device.
Disclosure of Invention
The test bed is a test platform for the seed metering performance of the seed metering device influenced by vibration, can simulate the field vibration characteristic, and can adjust the vibration amplitude and the vibration frequency.
The technical problem to be solved by the utility model is to overcome the defects in the prior art and provide a test bed for vibration of a seed sowing device. The vibration experiment platform device has the characteristics of adjusting vibration amplitude and vibration frequency.
In order to achieve the purpose, the utility model provides the following technical scheme: a seed metering device test platform device simulating field vibration comprises a control system, a vibration rack, a transmission system and the like, and can conveniently adjust required vibration conditions.
Preferably, the seed metering ware link is owed to fix a position in the frame by spring, back shaft, linear bearing, and the spring makes seed metering ware link can make elasticity up-and-down motion, and the back shaft is along axial motion under the effect of power, can conveniently adjust vibration amplitude.
Preferably, as can be seen from fig. 8, the control part (8) is composed of a manual button (81), a driver (82), a controller (83), a switching power supply (84) and a touch screen (85), the controller is internally programmed with a program, several parameters can be adjusted at any time by the touch screen, the motor is an adjustable motor, and the rotating speed can be adjusted, so that the required vibration frequency can be obtained.
A seed metering device test platform simulating field vibration is characterized in that a fixed rack is fixed on a seed metering transport table, a seed metering system, a power system, a control part and a mechanical vibration mechanism are arranged on the fixed rack, the mechanical vibration mechanism is a slider-crank mechanism, the rotation angle and the speed of a crank can be adjusted randomly within a range, so that a required vibration amplitude and vibration frequency are obtained, the vibration rack is elastically connected through a spring, and a supporting shaft and the spring which are arranged in the vibration rack control the vibration rack to vibrate vertically.
The utility model has the technical effects that:
1, a mechanical vibration mechanism adopts a crank-slider mechanism, a crank is replaced by a disc and is driven by a motor, a vibration rack is integrally a slider, the requirement of adjusting the amplitude is met by adjusting the rotation angle of the crank, the rotation speed of the disc is changed by the motor to meet the vibration frequency required by a test, and the crank-slider mechanism is detachable and convenient to adjust;
2, a waist-shaped hole is reserved at the middle end of the seed sowing device connecting frame, and the mounting position of the seed sowing device can be adjusted when the seed sowing device is connected with the seed sowing device;
3 the device is composed of a plurality of parts, and the machine structure is not very complicated, thus being convenient for loading and unloading. Can be suitable for the vibration characteristic research of various seeding apparatuses.
The utility model is described in detail below with reference to the figures and specific embodiments.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Wherein: 1-vibrating frame 2-seeding apparatus connecting frame 3-fixed frame 4-bucket seeding apparatus 5-chain wheel 6-bearing seat 7-crank drive mechanism 8-control part.
FIG. 2 is a schematic view of the structure of the seed metering device connecting frame.
Wherein: 11-main body of vibration frame 12-spring 13-linear bearing 14-supporting shaft 15-round hole 116-kidney-shaped hole 1.
FIG. 3 is a schematic view of the structure of the seed metering device connecting frame.
Wherein: 21-round hole 222-kidney-shaped hole 2.
FIG. 4 is a schematic view of the apparatus of the present invention.
Wherein: 31-kidney shaped hole 332-drive shaft.
Fig. 5 is a schematic structural diagram of the crank gear.
Wherein 71-connecting rod 72-belt pulley 73-crank disk 74-motor mount 75-motor 76-belt 77-transmission shaft 78-fixed bearing.
Fig. 6 is a schematic view of a link structure.
Wherein: 711-round hole 3712-round hole 4.
Fig. 7 is a schematic structural view of the crank disk.
Wherein: 731-round hole 5732-central hole 733-threaded hole.
Fig. 8 is a schematic structural diagram of the control system.
Among them 81-manual button 82-driver 83-controller 84-switching power supply 85-touch screen.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in figure 1, a main power supply of a seed sowing table is started, a chain wheel (5) runs, the chain wheel drives the seed sowing device to perform seed sowing work, a required rotating speed and a rotating angle of a motor are set on a touch screen, a switch button is started, a motor (75) drives a belt wheel (72) to rotate, the belt wheel enables a crank disc (73) to rotate through a transmission shaft (72), the crank disc (73) is connected with a connecting rod (71), the connecting rod (71) transmits force to a vibration rack (1), the vibration rack is integrally regarded as a sliding block to slide up and down, and the seed sowing device (4) is connected with a seed sowing device rack (2), so that the amplitude and the frequency of the vibration can simulate the vibration generated in a field sowing period by adjusting the rotating speed and the rotating angle in the touch screen along with the up-and-down vibration of the seed sowing device.
The device has the advantages of exquisite structure, small volume, high efficiency, convenient transportation and low price.
Claims (3)
1. The utility model provides a seed metering ware test bench of imitative field vibration which characterized in that: comprises a vibrating frame (1), a seeding unit connecting frame (2), a fixed frame (3), a bucket wheel seeding unit (4), a chain wheel (5), a fixed bearing (6), a crank transmission mechanism (7) and a control part (8);
the vibrating frame (1) comprises a vibrating frame main body (11), a spring (12), a linear bearing (13), a supporting shaft (14), a round hole (1) (15) and a waist-shaped hole (1) (16); the support shaft (14) is welded with the main body (11) of the vibrating frame, the spring (12) and the linear bearing (13) are connected in series on the support shaft (14), the spring (12) can make the seed metering frame vibrate up and down after being powered, the support shaft (14) plays a supporting role, the linear bearing (13) can make the support shaft (14) keep vertical, the round hole (15) is movably connected with the connecting rod (71), and the waist-shaped hole (1), (16) is connected with the seed metering frame connecting frame;
the seed metering device connecting frame comprises a round hole 2(21) and a kidney-shaped hole 2 (22); the round hole 2(21) is connected with a waist-shaped hole 1(16) of the vibrating frame (1) through a bolt, and the waist-shaped hole 2(22) is connected with the bucket-wheel seed metering device (4);
the fixed frame (3) is an original frame and comprises a kidney-shaped hole 3(31) and a transmission shaft (32); the supporting shaft (14) penetrates through the waist-shaped holes 3(31), the linear bearings (13) are respectively arranged on the fixed rack, and the spring (12) is placed above the linear bearings (13);
the crank transmission mechanism (7) comprises a connecting rod (71), a crank disc (73), a belt wheel (72), a belt (76), a motor (75), a motor mounting seat (74), a transmission shaft (77) and a fixed bearing (78); the round hole 3(711) and the round hole 4(712) on the connecting rod are respectively movably connected with the round hole 1(15) on the vibrating frame and the round hole 5(731) on the crank disc, the central hole (732) on the crank disc is in interference fit with the transmission shaft (77), and the threaded hole (733) is in threaded connection with the positioning bearing (78) to play a positioning role;
the control part (8) comprises a manual button (81), a driver (82), a controller (83), a switching power supply (84) and a touch screen (85); the controller (83) records a program, and can adjust the rotation speed and the rotation angle of the motor (75) on the touch screen (85).
2. The field vibration imitating seed metering device test bed according to claim 1, characterized in that: the spring (12) in the vibrating frame can make the seed metering device frame vibrate up and down after being powered, the supporting shaft (14) plays a supporting role, the linear bearing (13) can keep the supporting shaft vertical, the round holes 1 and 15 are movably connected with the round holes 3 and 711 of the connecting rod (71) through the vibrating frame and receive the power brought by the connecting rod to meet the vibration of the seed metering device frame, the round holes 2 and 21 of the seed metering device connecting frame (2) are used for connecting the vibrating frame, the kidney-shaped holes 2 and 22 are used for fixing the seed metering device, and the mounting position of the seed metering device can be adjusted up and down freely within the length of the kidney-shaped holes 2 and 22.
3. The field vibration simulated seed metering device test bed of claim 1, wherein: except the fixed frame (3), other mechanical structures are all detachable structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022614433.XU CN215448382U (en) | 2020-11-11 | 2020-11-11 | Seed metering ware test bench of imitative field vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022614433.XU CN215448382U (en) | 2020-11-11 | 2020-11-11 | Seed metering ware test bench of imitative field vibration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215448382U true CN215448382U (en) | 2022-01-07 |
Family
ID=79680558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022614433.XU Expired - Fee Related CN215448382U (en) | 2020-11-11 | 2020-11-11 | Seed metering ware test bench of imitative field vibration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215448382U (en) |
-
2020
- 2020-11-11 CN CN202022614433.XU patent/CN215448382U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220107 |