Soybean seed screening device for agricultural planting

Abstract

The utility model relates to the field of agricultural planting, in particular to a soybean seed screening device for agricultural planting, which comprises a main frame, one end of the main frame is fixedly connected with a feeding frame, one end of the feeding frame is slidably connected with a buffer mechanism, the inner bottom wall of the main frame is fixedly connected with a discharging plate, and one side of the main frame is rotatably connected with a switch plate. Limiting rods are fixedly connected to the inner wall of the main frame, a first-stage screening plate and a second-stage screening plate are slidably connected to the surfaces of the limiting rods, a first-stage limiting plate is fixedly connected to the surface of the first-stage screening plate, a second-stage limiting plate is fixedly connected to the surface of the second-stage screening plate, and first tension springs are fixedly connected between the first-stage screening plate and the second-stage screening plate; according to the soybean seed screening device for agricultural planting, soybean seeds can be conveniently screened, the surfaces of the soybean seeds are not damaged, and the quality of the soybean seeds is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of agricultural planting, especially to a soybean seed screening device for agricultural planting. BACKGROUND

[0002] Agricultural planting refers to the process of planting various crops, fruit trees, vegetables and other crops on the land, and soybean seeds are the seeds of soybean plants and an important part of agricultural production. Soybean seeds are mostly circular in shape, including oval, long oval and flat round.

[0003] During planting, soybean seeds need to be screened to select high-quality soybean seeds to ensure yield and quality after sowing.

[0004] According to the soybean seed screening device disclosed in Chinese Patent Authorization Announcement No. CN220759885U, a sieve box is provided, and coarse particle sieve plates, medium particle sieve plates and fine particle sieve plates are fixedly installed inside the sieve box from top to bottom. The coarse particle sieve plates, medium particle sieve plates and fine particle sieve plates are arranged obliquely, and the lowest points of the coarse particle sieve plates and medium particle sieve plates are provided with first, second and third discharge doors and discharge ports on the sieve box shell. According to the utility model, soybean seeds first fall onto the coarse particle sieve plates, a part of the soybean seeds directly falls through the sieve holes of the coarse particle sieve plates onto the medium particle sieve plates below, and the other part of the soybean seeds is squeezed onto the medium particle sieve plates below by the discharge knives on the servo motor rotating transmission rods. According to the same principle, after the soybean seeds pass through the three layers of coarse particle sieve plates, medium particle sieve plates and fine particle sieve plates, the soybean seeds left on each layer meet the corresponding size requirements.

[0005] However, the above-mentioned device screens soybean seeds by squeezing them with discharge knives during screening, which can easily crush the soybean seeds and affect the quality of soybean seed screening. Utility model content

[0006] The utility model aims to provide a soybean seed screening device for agricultural planting, which has the advantages of convenient soybean seed screening, no damage to the surface of soybean seeds and improved quality of soybean seeds.

[0007] The utility model discloses a kind of soybean seed screening devices for agricultural planting, including main frame, one end of main frame is fixedly connected with feed frame, one end of feed frame is slidably connected with buffer mechanism, discharge plate is fixedly connected in the bottom wall of main frame, one side of main frame is rotatably connected with switch plate respectively, the inner wall of main frame is fixedly connected with limit rod respectively, limit rod surface is slidably connected with first screening plate and second screening plate respectively, first screening plate surface is fixedly connected with first limit plate respectively, second screening plate surface is fixedly connected with second limit plate respectively, first screening plate and second screening plate are fixedly connected with tension spring one between respectively, first screening plate and second screening plate are slidably connected with vibration mechanism between.

[0008] Further, first limit plate is slidably connected in feed frame and the inner wall of main frame respectively, second limit plate is all inclined.

[0009] Further, vibration mechanism includes fixed plate and rotating plate, fixed plate is fixedly connected in one side of main frame, motor is fixedly connected in one end of fixed plate, motor output shaft is fixedly connected one end of rotating plate, rotating plate is rotatably connected in both sides of main frame respectively, oval plate is fixedly connected in one end of rotating plate respectively, synchronous belt one is engaged on the surface of rotating plate respectively, synchronous pulley one is engaged in one end of the inner wall of synchronous belt one respectively, synchronous pulley one is fixedly connected with rotating rod one end, rotating rod is rotatably connected in one side of main frame.

[0010] Further, oval plate surface is respectively contacted first screening plate bottom and second screening plate top.

[0011] Further, buffer mechanism includes buffer plate and synchronous pulley two, buffer plate one end is fixedly connected with connecting rod respectively, connecting rod is slidably connected in one end of feed frame respectively, connecting rod one end is fixedly connected with top plate respectively, top plate one end is fixedly connected with tension spring two respectively, synchronous pulley two is fixedly connected in the middle part of rotating rod surface, synchronous belt two is engaged on the surface of synchronous pulley two, synchronous pulley three is engaged in one end of the inner wall of synchronous belt two, synchronous pulley three is rotatably connected in one side of feed frame, and profiled wheel is fixedly connected in both sides of synchronous pulley three respectively.

[0012] Further, profiled wheel surface is respectively contacted one end of top plate.

[0013] Further, one end of tension spring two is fixedly connected in one end of feed frame respectively, and the other end is fixedly connected in one end of top plate respectively.

[0014] Further, buffer plate is triangular, and slidably connected in the inner wall of feed frame.

[0015] The utility model discloses a working principle and use principle lie in: the soybean is placed in the feed frame, and when the vibration mechanism drives the rotary rod to rotate, drives synchronous wheel no. 2 to rotate, makes synchronous wheel no. 2 drive synchronous wheel no. 3 to rotate through synchronous belt no. 2, makes synchronous wheel no. 3 drive special-shaped wheel rotation, makes special-shaped wheel surface contact the top plate, and through the different center position of special-shaped wheel surface to synchronous wheel no. 3, drives the top plate to move, makes the top plate drive connecting rod slide in the feed frame one end, simultaneously through the tension spring no. 2 and makes the top plate always stick to special-shaped wheel surface, and connecting rod drives the buffer plate to move horizontally, and the soybean seed that reaches the main frame is buffered and dispersed, prevents the soybean seed from accumulating in a position, makes the soybean seed reach the first screening plate surface, and the motor drives the rotary plate to rotate, makes the rotary plate drive synchronous wheel no. 1 to rotate through synchronous belt no. 1, drives the rotary plate of both sides of the main frame to rotate through synchronous wheel no. 1, drives the rotary plate to rotate, makes the elliptical plate drive the first screening plate and the second screening plate slide on the surface of the limiting rod, when the long diameter one end of elliptical plate contacts the first screening plate and the second screening plate surface, drives the first screening plate and the second screening plate to move to the both ends of elliptical plate, when the short diameter one end of elliptical plate contacts the first screening plate and the second screening plate surface, under the drive of tension spring no. 1, makes the first screening plate and the second screening plate stick to the elliptical plate surface, completes the vibration of the first screening plate and the second screening plate, drives the first limiting plate and the second limiting plate to slide, and simultaneously limits the soybean seed, reaches the discharge plate after screening, and is discharged through the discharge plate, the soybean seed on the first screening plate and the second screening plate surface, through the switch plate that flips, and the soybean seed is taken out, conveniently screen the soybean seed, do not damage the soybean seed surface, improve the quality of soybean seed.

[0016] Compared with the prior art, the utility model has the advantages that the soybean is placed in the feed frame, the buffer mechanism buffers and disperses the soybean seed that reaches the main frame, prevents the soybean seed from accumulating in a position, makes the soybean seed reach the first screening plate surface, starts the vibration mechanism, makes the vibration mechanism drive the first screening plate and the second screening plate to vibrate and screen, simultaneously drives tension spring no. 1 and makes the first screening plate and the second screening plate slide on the surface of the limiting rod, drives the first limiting plate and the second limiting plate to slide, and simultaneously limits the soybean seed, reaches the discharge plate after screening, and is discharged through the discharge plate, the soybean seed on the first screening plate and the second screening plate surface, through the switch plate that flips, and the soybean seed is taken out, conveniently screen the soybean seed, do not damage the soybean seed surface, improve the quality of soybean seed.

[0017] 1、Compared with the prior art, the utility model has the advantages that the soybean is placed in the feed frame, the buffer mechanism buffers and disperses the soybean seed that reaches the main frame, prevents the soybean seed from accumulating in a position, makes the soybean seed reach the first screening plate surface, starts the vibration mechanism, makes the vibration mechanism drive the first screening plate and the second screening plate to vibrate and screen, simultaneously drives tension spring no. 1 and makes the first screening plate and the second screening plate slide on the surface of the limiting rod, drives the first limiting plate and the second limiting plate to slide, and simultaneously limits the soybean seed, reaches the discharge plate after screening, and is discharged through the discharge plate, the soybean seed on the first screening plate and the second screening plate surface, through the switch plate that flips, and the soybean seed is taken out, conveniently screen the soybean seed, do not damage the soybean seed surface, improve the quality of soybean seed.

[0018] 2、Compared with the prior art, the utility model has the advantages that the soybean is placed in the feed frame, the buffer mechanism buffers and disperses the soybean seed that reaches the main frame, prevents the soybean seed from accumulating in a position, makes the soybean seed reach the first screening plate surface, starts the vibration mechanism, makes the vibration mechanism drive the first screening plate and the second screening plate to vibrate and screen, simultaneously drives tension spring no. 1 and makes the first screening plate and the second screening plate slide on the surface of the limiting rod, drives the first limiting plate and the second limiting plate to slide, and simultaneously limits the soybean seed, reaches the discharge plate after screening, and is discharged through the discharge plate, the soybean seed on the first screening plate and the second screening plate surface, through the switch plate that flips, and the soybean seed is taken out, conveniently screen the soybean seed, do not damage the soybean seed surface, improve the quality of soybean seed. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the overall structure of a soybean seed screening device for agricultural planting in the utility model;

[0020] Figure 2 This is a schematic cross-sectional view of a soybean seed screening device for agricultural planting according to the present invention;

[0021] Figure 3 This is a side structural diagram of a soybean seed screening device for agricultural planting according to the utility model;

[0022] Figure 4 This is a schematic diagram of the internal structure of the main frame of a soybean seed screening device for agricultural planting in the utility model.

[0023] Explanation of the accompanying symbols: 1. Main frame; 2. Feed frame; 3. Primary screening plate; 4. Secondary screening plate; 5. Limit rod; 6. Discharge plate; 7. Switch plate; 8. Primary limiting plate; 9. Secondary limiting plate; 10. Tension spring 1; 11. Fixed plate; 12. Motor; 13. Rotating plate; 14. Synchronous belt 1; 15. Synchronous wheel 1; 16. Rotating rod; 17. Elliptical plate; 18. Synchronous wheel 2; 19. Synchronous belt 2; 20. Synchronous wheel 3; 21. Special-shaped wheel; 22. Top plate; 23. Tension spring 2; 24. Connecting rod; 25. Buffer plate. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the embodiments of the present application easy to understand, the embodiments of the present application are further explained below in combination with diagrams and specific embodiments. It should be understood that the specific embodiments described here are only used to explain the embodiments of the present application and are not used to limit the embodiments of the present application.

[0025] A soybean seed screening device for agricultural planting under this specific embodiment, such as Figures 1-4As shown, a soybean seed screening device for agricultural planting, including a main frame 1, one end of the main frame 1 is fixedly connected with a feeding frame 2, which facilitates the placement of soybeans in the main frame 1, and one end of the feeding frame 2 is slidably connected with a buffer mechanism, which buffers and disperses the soybean seeds that reach the main frame 1, preventing the soybean seeds from accumulating in one place, and the inner bottom wall of the main frame 1 is fixedly connected with a discharge plate 6, which is inclined to facilitate discharge, and one side of the main frame 1 is rotatably connected with a switch plate 7, which facilitates the removal of soybean seeds on the surface of the first and second screening plates 3 and 4, and the inner wall of the main frame 1 is fixedly connected with a limiting rod 5, and the surface of the limiting rod 5 is slidably connected with the first and second screening plates 3 and 4, which can slide on the surface of the limiting rod 5, and the surface of the first screening plate 3 is fixedly connected with a first limiting plate 8, and the surface of the second screening plate 4 is fixedly connected with a second limiting plate 9, which limits the soybean seeds to prevent them from bouncing out, and the first and second screening plates 3 and 4 are fixedly connected with a tension spring 10, which can limit the distance between the first and second screening plates 3 and 4, and the first and second screening plates 3 and 4 are slidably connected with a vibration mechanism, which drives the first and second screening plates 3 and 4 to vibrate and screen, and the first limiting plate 8 is slidably connected to the inner wall of the main frame 1 and the feeding frame 2, and the second limiting plate 9 is inclined to facilitate discharge.

[0026] By the above technical solution, the soybeans are placed in the feeding frame 2, the buffer mechanism buffers and disperses the soybean seeds that reach the main frame 1, preventing the soybean seeds from accumulating in one place, allowing the soybean seeds to reach the surface of the first screening plate 3, starting the vibration mechanism, and allowing the vibration mechanism to drive the first and second screening plates 3 and 4 to vibrate and screen, while driving the tension spring 10 to make the first and second screening plates 3 and 4 slide up and down on the surface of the limiting rod 5, driving the first and second limiting plates 8 and 9 to slide, while limiting the soybean seeds, and after screening is complete, reaching the discharge plate 6, and being discharged through the discharge plate 6, the soybean seeds on the surface of the first and second screening plates 3 and 4 are removed by flipping the switch plate 7, facilitating the screening of soybean seeds without damaging the surface of the soybean seeds, improving the quality of the soybean seeds.

[0027] As Figures 1-4As shown, the vibration mechanism includes a fixed plate 11 and a rotating plate 13, the fixed plate 11 is fixedly connected to one side of the main frame 1, one end of the fixed plate 11 is fixedly connected with a motor 12, the output shaft of the motor 12 is fixedly connected with one end of the rotating plate 13, the rotating plate 13 is rotatably connected to both sides of the main frame 1, one end of the rotating plate 13 is fixedly connected with an oval plate 17, the surface of the rotating plate 13 is engaged with a synchronous belt 14, one end of the inner wall of the synchronous belt 14 is engaged with a synchronous wheel 15, one end of the synchronous wheel 15 is fixedly connected with a rotating rod 16, the rotating rod 16 is rotatably connected to one side of the main frame 1, the surface of the oval plate 17 is in contact with the bottom of the first screening plate 3 and the top of the second screening plate 4.

[0028] Through the above technical scheme, the motor 12 drives the rotating plate 13 to rotate, so that the rotating plate 13 drives the synchronous wheel 15 to rotate through the synchronous belt 14, and the rotating rod 16 is driven to rotate through the synchronous wheel 15, and the rotating plate 13 on both sides of the main frame 1 is driven to rotate, so that the rotating plate 13 drives the oval plate 17 to rotate, and the oval plate 17 drives the first screening plate 3 and the second screening plate 4 to slide up and down on the surface of the limiting rod 5, when the long-diameter end of the oval plate 17 contacts the surface of the first screening plate 3 and the second screening plate 4, the first screening plate 3 and the second screening plate 4 are driven to move towards both ends of the oval plate 17, and when the short-diameter end of the oval plate 17 contacts the surface of the first screening plate 3 and the second screening plate 4, the first screening plate 3 and the second screening plate 4 are tightly attached to the surface of the oval plate 17 under the driving of the tension spring 10, and the vibration of the first screening plate 3 and the second screening plate 4 is completed.

[0029] As shown, Figures 1-4 The buffer mechanism includes a buffer plate 25 and a synchronous wheel 18, one end of the buffer plate 25 is fixedly connected with a connecting rod 24, the connecting rod 24 is slidably connected to one end of the feeding frame 2, one end of the connecting rod 24 is fixedly connected with a top plate 22, one end of the top plate 22 is fixedly connected with a tension spring 23, the synchronous wheel 18 is fixedly connected to the middle of the surface of the rotating rod 16, the surface of the synchronous wheel 18 is engaged with a synchronous belt 19, one end of the inner wall of the synchronous belt 19 is engaged with a synchronous wheel 20, the synchronous wheel 20 is rotatably connected to one side of the feeding frame 2, the synchronous wheel 20 is fixedly connected with a special-shaped wheel 21 on both sides, the surface of the special-shaped wheel 21 is in contact with one end of the top plate 22, one end of the tension spring 23 is fixedly connected to one end of the feeding frame 2, and the other end is fixedly connected to one end of the top plate 22, the buffer plate 25 is triangular and slidably connected to the inner wall of the feeding frame 2.

[0030] Through the above technical scheme, when the rotating rod 16 rotates, the synchronous wheel two 18 is driven to rotate, the synchronous wheel three 20 is driven to rotate through the synchronous belt two 19, the synchronous wheel two 18 is driven to rotate, the special-shaped wheel 21 is driven to rotate, the surface of the special-shaped wheel 21 contacts the top plate 22, the surface of the special-shaped wheel 21 is different from the center position of the synchronous wheel three 20, the top plate 22 is driven to move, the top plate 22 drives the connecting rod 24 to slide at one end of the feeding frame 2, and the top plate 22 is always close to the surface of the special-shaped wheel 21 through the tension spring two 23, the connecting rod 24 drives the buffer plate 25 to move transversely, the soybean seeds in the main frame 1 are buffered and dispersed, and the soybean seeds are prevented from being accumulated at a position.

[0031] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand; it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A soybean seed screening device for agricultural planting, comprising a main frame (1), characterized in that: The utility model relates to a kind of screening device, including main frame (1), feed frame (2), buffer mechanism, discharge plate (6), switch plate (7), limit rod (5), first screening plate (3), second screening plate (4), first limit plate (8), second limit plate (9), tension spring one (10) and vibration mechanism.

2. The soybean seed screening device for agricultural planting according to claim 1, characterized in that: First limit plate (8) is slidably connected in feed frame (2) and the inner wall of main frame (1), and second limit plate (9) is inclined.

3. The soybean seed screening device for agricultural planting according to claim 1, characterized in that: The vibration mechanism includes fixed plate (11) and rotating plate (13), the fixed plate (11) is fixedly connected to one side of the main frame (1), the fixed plate (11) is fixedly connected to the motor (12) at one end, the output shaft of the motor (12) is fixedly connected to one end of the rotating plate (13), the rotating plate (13) is rotatably connected to both sides of the main frame (1), the rotating plate (13) is fixedly connected to the elliptical plate (17) at one end, the rotating plate (13) is meshed with the synchronous belt one (14) on the surface, the synchronous belt one (14) is meshed with the synchronous pulley one (15) on the inner wall at one end, the synchronous pulley one (15) is fixedly connected to the rotating rod (16) at one end, and the rotating rod (16) is rotatably connected to one side of the main frame (1).

4. The soybean seed screening device for agricultural planting according to claim 2, characterized in that: The elliptical plate (17) is in contact with the bottom of the first screening plate (3) and the top of the second screening plate (4) on the surface.

5. The soybean seed screening device for agricultural planting according to claim 2 or 3, characterized in that: The buffer mechanism includes buffer plate (25) and synchronous pulley two (18), the buffer plate (25) is fixedly connected to the connecting rod (24) at one end, the connecting rod (24) is slidably connected to one end of the feed frame (2), the connecting rod (24) is fixedly connected to the top plate (22) at one end, the top plate (22) is fixedly connected to the tension spring two (23) at one end, the synchronous pulley two (18) is fixedly connected to the surface of the rotating rod (16) in the middle, the synchronous pulley two (18) is meshed with the synchronous belt two (19) on the surface, the synchronous belt two (19) is meshed with the synchronous pulley three (20) on the inner wall at one end, the synchronous pulley three (20) is rotatably connected to one side of the feed frame (2), and the synchronous pulley three (20) is fixedly connected to the special-shaped wheel (21) on both sides.

6. The soybean seed screening device for agricultural planting according to claim 5, characterized in that: The special-shaped wheel (21) is in contact with one end of the top plate (22) on the surface.

7. The soybean seed screening device for agricultural planting according to claim 5, characterized in that: The tension spring two (23) is fixedly connected to one end of the feed frame (2) at one end, and the other end is fixedly connected to one end of the top plate (22).

8. The soybean seed screening device for agricultural planting according to claim 6, characterized in that: The tension spring two (23) is fixedly connected to one end of the feed frame (2) at one end, and the other end is fixedly connected to one end of the top plate (22).

9. The soybean seed screening device for agricultural planting according to claim 5, characterized in that: The buffer plate (25) is triangular, and is slidably connected to the inner wall of the feed frame (2).

10. The soybean seed screening device for agricultural planting according to claim 6, 7 or 8, characterized in that: The buffer plate (25) is triangular, and is slidably connected to the inner wall of the feed frame (2).

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