Seed-metering device for intelligent seeding machine

Abstract

The invention discloses a seed-metering device for an intelligent seeder, and relates to the technical field of seeders, the seed-metering device comprises a support frame, the upper part of the support frame is provided with a first sliding groove, the first sliding groove is slidably connected with a second sliding seat, a first sliding seat and a fixed rod, and a first telescopic mechanism for adjusting a seeding interval is arranged between the first sliding seat and a third sliding seat; a first telescopic machine for adjusting the seeding spacing is arranged between the first sliding seat and the second sliding seat, a second telescopic machine for adjusting the seeding spacing is arranged between the first sliding seat and the second sliding seat, a seed container is fixedly mounted on one side of the supporting frame, and a stirring mechanism for preventing blockage is arranged in the seed container. The air cylinder can enable the second sliding seat to slide in the first sliding groove, and finally the first telescopic mechanism and the second telescopic mechanism can operate at the same time, so that the seeding interval can be adjusted conveniently, it is ensured that crops obtain enough nutrients, light and air in the growth process, and healthy growth of the crops is promoted.

Description

Technical Field

[0001] The present invention relates to the technical field of seed drills, and in particular to a seed meter for an intelligent seed drill. Background Art

[0002] With the advancement of science and technology and the modernization of agricultural production, the performance and efficiency of smart seeders, as an important part of modern agricultural equipment, have a vital impact on agricultural production. As one of the core components of smart seeders, the technological innovation and optimization of the seeding device is directly related to the accuracy and efficiency of seeding.

[0003] After searching, the Chinese patent number CN212677708U discloses a seeding device for an intelligent seeding machine, including a machine body, a closing plate installed inside the machine body, a sliding opening on the top of the closing plate, a seed container installed above the closing plate, and the seed container and the closing plate are connected through the sliding opening, a conveying device installed inside the machine body, and the conveying device is located inside the closing plate, the conveying device and the closing plate cooperate with each other, at least two notches are opened at the bottom of the closing plate, and at least two pits are opened on the outer wall of the conveying device. This patent installs a seed container on the machine body, and the seed container is located above each seeding device. Seeds are poured into the seed container in a centralized manner, and the seeds are evenly transferred to each seeding device from the conveying device below the seed container, which saves the working time and manpower of pouring seeds into each seeding device one by one, and greatly improves the working efficiency. The Chinese patent number CN212677708U solves the problem that the existing seeding machine is equipped with multiple seeding devices, resulting in the need to pour seeds one by one and uneven seeding, which brings cumbersome work and low work efficiency.

[0004] However, in actual use of the above patent, it is difficult to adjust the sowing spacing according to the growth characteristics and needs of different crops, it is difficult to ensure that crops obtain sufficient nutrients, light and air during the growth process, and it is difficult to promote the healthy growth of crops, that is, it is difficult to improve the yield and quality of crops. Therefore, it is necessary to propose a seed metering device for an intelligent seeder. Summary of the invention

[0005] The purpose of the present invention is to solve the problems in the prior art that it is difficult to adjust the sowing spacing according to the growth characteristics and needs of different crops, it is difficult to ensure that crops obtain sufficient nutrients, light and air during the growth process, it is difficult to promote the healthy growth of crops, that is, it is difficult to improve the yield and quality of crops, and to propose a seed meter for an intelligent seeder.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions:

[0007] A seed metering device for an intelligent seeding machine comprises a support frame, a first slide groove is provided on the upper part of the support frame, a second slide seat, a first slide seat and a fixing rod are slidably connected to the first slide groove, a first telescopic mechanism for adjusting the seeding spacing is provided between the first slide seat and the third slide seat, and a second telescopic mechanism for adjusting the seeding spacing is provided between the first slide seat and the second slide seat;

[0008] A seed container is fixedly installed on one side of the support frame, and a stirring mechanism is provided inside the seed container to prevent blockage. The stirring mechanism includes a stirring shaft arranged inside the seed container, and a plurality of stirring rods for stirring are fixedly connected to the stirring shaft. A second bevel gear is fixedly connected to the upper part of the stirring shaft, and the second bevel gear is meshingly connected to the first bevel gear. The first bevel gear is symmetrically slidably connected to the second fixed plate, and a third rotating shaft is fixedly connected between the second fixed plates, and the third rotating shaft is rotatably connected to the support frame.

[0009] The above technical solution further includes:

[0010] The first bevel gear is rotatably connected to the seed container, and there are multiple seed containers. The stirring shaft is rotatably connected to the seed container and is fixedly connected to the fixed rod, the first slide seat, and the second slide seat respectively.

[0011] The first telescopic mechanism includes a first connecting plate rotatably connected to one side of the first slide seat, the first connecting plate is rotatably connected to the fourth connecting plate, the fourth connecting plate is rotatably connected to the third connecting plate, the third connecting plate is rotatably connected to the slider, the slider is slidably connected to the second slide groove, and the second slide groove is opened inside the first slide seat.

[0012] The third connecting plate is rotatably connected to the second connecting plate, the second connecting plate is rotatably connected to the sixth connecting plate, the sixth connecting plate is rotatably connected to the third slide seat, the second connecting plate is rotatably connected to the fifth connecting plate, the fifth connecting plate is rotatably connected to the fourth connecting plate, and the fourth connecting plate is rotatably connected to the third slide seat.

[0013] The first telescopic mechanism and the second telescopic mechanism have the same parts and installation methods, and a seed conveying pipe is fixedly connected to the lower part of the seed container.

[0014] The supporting frame is symmetrically rotatably connected with running wheels on both sides, the running wheels are fixedly connected via a first rotating shaft, the first rotating shaft is rotatably connected to the supporting frame, and the first rotating shaft is fixedly connected with a first gear.

[0015] The first gear is meshedly connected with the second gear, the second gear is fixedly connected with a belt, the belt is rotationally connected to the support frame, the belt is transmission-connected to the second rotating shaft, and the second rotating shaft is transmission-connected to the third rotating shaft.

[0016] The support frame is fixedly connected with a fixing rod, and the fixing rod is slidably connected with the second sliding seat, the first sliding seat and the third sliding seat.

[0017] The lower part of the support frame is symmetrically fixedly connected with a first fixing plate, between which a pressing wheel is rotatably connected, between which a height-adjustable trencher is arranged, and a covering plate is arranged on one side of the first fixing plate.

[0018] A pull plate is fixedly connected to one side of the support frame, a cylinder is fixedly installed inside the pull plate, and an output end of the cylinder is fixedly connected to the second slide seat.

[0019] The present invention has the following beneficial effects:

[0020] 1. In the present invention, when the sowing spacing needs to be adjusted, the cylinder is started, and the cylinder causes the second slide seat to slide inside the first slide groove, and finally causes the first telescopic mechanism and the second telescopic mechanism to operate simultaneously, so as to facilitate the adjustment of the sowing spacing, ensure that the crops obtain sufficient nutrients, light and air during the growth process, and promote the healthy growth of the crops.

[0021] 2. In the present invention, when the device is sowing, the first rotation shaft can be driven to rotate by the rotation of the first slide groove, and finally the stirring mechanisms arranged inside the multiple seed containers can be operated simultaneously, which can prevent the seeds inside the seed containers from being blocked during the sowing process, thereby affecting the sowing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a structural schematic diagram of a seed metering device for an intelligent seeder proposed by the present invention;

[0023] Figure 2 It is a schematic diagram of the first structure in the present invention;

[0024] Figure 3 It is a second structural schematic diagram of the present invention;

[0025] Figure 4 It is a schematic diagram of the third structure of the present invention;

[0026] Figure 5 for Figure 2 A schematic diagram of the structure enlargement in the middle;

[0027] Figure 6 for Figure 3A magnified schematic diagram of the structure at B in the middle;

[0028] Figure 7 for Figure 4 Enlarged schematic diagram of the structure at point C in the middle.

[0029] In the figure: 1. support frame; 2. pull plate; 3. walking wheel; 4. pressing wheel; 5. trencher; 6. first fixed plate; 7. seed container; 8. seed conveying pipe; 9. belt; 10. cover plate; 11. first rotating shaft; 12. first slide groove; 13. fixed rod; 14. first slide seat; 15. second slide seat; 16. third slide seat; 17. second slide groove; 18. slider; 19. first connecting plate; 20. first gear; 21. second gear; 22. second rotating shaft; 23. cylinder; 24. second connecting plate; 25. third connecting plate; 26. fourth connecting plate; 27. fifth connecting plate; 28. sixth connecting plate; 29. ​​first bevel gear; 30. third rotating shaft; 31. second fixed plate; 32. stirring shaft; 33. stirring rod; 34. second bevel gear. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] Embodiment 1

[0032] like Figure 1 - Figure 7 As shown, a seed metering device for an intelligent seed drill comprises a support frame 1, a first slide groove 12 is provided on the upper portion of the support frame 1, a second slide seat 15, a first slide seat 14 and a fixing rod 13 are slidably connected to the first slide groove 12, a first telescopic mechanism for adjusting the seeding spacing is provided between the first slide seat 14 and the third slide seat 16, and a second telescopic mechanism for adjusting the seeding spacing is provided between the first slide seat 14 and the second slide seat 15;

[0033] A seed container 7 is fixedly installed on one side of the support frame 1, and a stirring mechanism for preventing clogging is provided inside the seed container 7. The stirring mechanism includes a stirring shaft 32 arranged inside the seed container 7, and a plurality of stirring rods 33 for stirring are fixedly connected to the stirring shaft 32. A second bevel gear 34 is fixedly connected to the upper part of the stirring shaft 32, and the second bevel gear 34 is meshingly connected to the first bevel gear 29. The first bevel gear 29 is symmetrically slidably connected to the second fixed plate 31, and a third rotating shaft 30 is fixedly connected between the second fixed plates 31, and the third rotating shaft 30 is rotatably connected to the support frame 1;

[0034] The first bevel gear 29 is rotatably connected to the seed container 7, and the seed container 7 is provided in multiple configurations. The stirring shaft 32 is rotatably connected to the seed container 7, and is fixedly connected to the fixing rod 13, the first slide seat 14, and the second slide seat 15 respectively.

[0035] The first telescopic mechanism includes a first connecting plate 19 rotatably connected to one side of the first slide seat 14, the first connecting plate 19 is rotatably connected to a fourth connecting plate 26, the fourth connecting plate 26 is rotatably connected to a third connecting plate 25, the third connecting plate 25 is rotatably connected to a slider 18, the slider 18 is slidably connected to a second slide groove 17, and the second slide groove 17 is disposed inside the first slide seat 14;

[0036] The third connecting plate 25 is rotatably connected to the second connecting plate 24, the second connecting plate 24 is rotatably connected to the sixth connecting plate 28, the sixth connecting plate 28 is rotatably connected to the third slide seat 16, the second connecting plate 24 is rotatably connected to the fifth connecting plate 27, the fifth connecting plate 27 is rotatably connected to the fourth connecting plate 26, and the fourth connecting plate 26 is rotatably connected to the third slide seat 16;

[0037] The first telescopic mechanism and the second telescopic mechanism have the same parts and installation methods. A seed conveying pipe 8 is fixedly connected to the lower part of the seed container 7 .

[0038] In this embodiment, when the sowing spacing needs to be adjusted, the second slide 15 is made to slide inside the first slide groove 12 opened on the upper part of the support frame 1, and the parts and installation methods of the first telescopic mechanism between the first slide 14 and the third slide 16 and the second telescopic mechanism between the first slide 14 and the second slide 15 are the same, that is, when the second slide 15 moves, the rotatably connected sixth connecting plate 28 and the fourth connecting plate 26 are caused to rotate at the same time, and when the sixth connecting plate 28 rotates, the rotatably connected fifth connecting plate 27 is caused to rotate, and the rotation of the fifth connecting plate 27 causes the second connecting plate 24 to rotate on the first slide 14, and when the fourth connecting plate 26 rotates, the rotatably connected first connecting plate 19 is caused to rotate on the first slide 14;

[0039] The second connecting plate 24 and the fourth connecting plate 26 are both rotatably connected to the fourth connecting plate 26, which will cause the third connecting plate 25 to rotate. The rotation of the third connecting plate 25 will drive the rotatably connected sliders 18 to slide inside the second slide grooves 17 provided on both sides of the first slide seat 14, that is, the distance between the first slide seat 14 and the third slide seat 16 can be adjusted, and the distance between the first slide seat 14 and the second slide seat 15 can also be adjusted by the same token, so that the crops can obtain sufficient nutrients, light and air during the growth process, thereby promoting the healthy growth of the crops;

[0040] A seed container 7 is provided on one side of the first slide 14, the second slide 15 and the third slide 16. When sowing, the third rotating shaft 30 rotatably connected to the support frame 1 will rotate. The rotation of the third rotating shaft 30 will rotate the second fixed plate 31 fixedly connected on both sides. The rotation of the second fixed plate 31 will rotate the first bevel gear 29 slidably connected. The first bevel gear 29 and the seed container 7 are rotatably connected, so that the first bevel gear 29 can be kept stable. When the first bevel gear 29 rotates, the second bevel gear 34 meshingly connected will rotate.

[0041] The rotation of the second bevel gear 34 will cause the fixedly connected stirring shaft 32 to rotate, and the rotation of the stirring shaft 32 will cause the fixedly connected stirring rod 33 to rotate, that is, the seeds inside the seed container 7 can be stirred, which can prevent the seeds from clogging the seed delivery pipe 8 during sowing and thus affecting the sowing. The second fixed plate 31 and the first bevel gear 29 are slidably connected, so that the first slide 14 and the third slide 16 will not affect the stirring mechanism when they move inside the first slide groove 12.

[0042] Embodiment 2

[0043] like Figure 1 - Figure 7 As shown, the two sides of the support frame 1 are symmetrically rotatably connected with the walking wheels 3, the walking wheels 3 are fixedly connected through the first rotating shaft 11, the first rotating shaft 11 and the support frame 1 are rotatably connected, the first rotating shaft 11 is fixedly connected with the first gear 20, the first gear 20 is meshingly connected with the second gear 21, the second gear 21 is fixedly connected with the belt 9, the belt 9 and the support frame 1 are rotatably connected, the belt 9 is transmission-connected with the second rotating shaft 22, and the second rotating shaft 22 and the third rotating shaft 30 are transmission-connected;

[0044] The support frame 1 is fixedly connected to a fixing rod 13, and the fixing rod 13 is slidably connected to the second slide 15, the first slide 14 and the third slide 16. The lower part of the support frame 1 is symmetrically fixedly connected to the first fixing plate 6, and the pressing wheel 4 is rotatably connected between the first fixing plates 6. A height-adjustable trencher 5 is arranged between the first fixing plates 6, and a covering plate 10 is arranged on one side of the first fixing plates 6. A pulling plate 2 is fixedly connected to one side of the support frame 1, and a cylinder 23 is fixedly installed inside the pulling plate 2, and the output end of the cylinder 23 is fixedly connected to the second slide 15.

[0045] In this embodiment, when the device is sowing, the pull plate 2 is fixed on a movable power source. At this time, the movement of the device will drive the walking wheel 3 to rotate. The rotation of the walking wheel 3 will cause the first rotating shaft 11 to rotate. The rotation of the first rotating shaft 11 will cause the fixedly connected first gear 20 to rotate. The rotation of the first gear 20 will cause the meshingly connected second gear 21 to rotate. The rotation of the second gear 21 will cause the fixedly connected second rotating shaft 22 to rotate.

[0046] The rotation of the second rotating shaft 22 will cause the transmission belt 9 to be transmitted, and the transmission of the belt 9 will cause the third rotating shaft 30 to be rotated, so that the stirring mechanisms arranged inside the multiple seed containers 7 can be driven to operate when the device moves. The suppression wheels 4 arranged between the first fixed plates 6 symmetrically fixedly connected to the lower part of the support frame 1 are convenient for suppressing, and the trencher 5 is convenient for trenching, and the height of the trencher 5 can be adjusted to facilitate the adjustment of the trenching depth.

[0047] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A seed meter for an intelligent seed drill, comprising a support frame (1), characterized in that: The upper part of the support frame (1) is provided with a first slide groove (12), the first slide groove (12) is slidably connected with a second slide seat (15), a first slide seat (14) and a fixing rod (13), a first telescopic mechanism for adjusting the sowing spacing is provided between the first slide seat (14) and the third slide seat (16), and a second telescopic mechanism for adjusting the sowing spacing is provided between the first slide seat (14) and the second slide seat (15); A seed container (7) is fixedly mounted on one side of the support frame (1), and a stirring mechanism for preventing blockage is provided inside the seed container (7), and the stirring mechanism comprises a stirring shaft (32) arranged inside the seed container (7), and a plurality of stirring rods (33) for stirring are fixedly connected to the stirring shaft (32), and a second bevel gear (34) is fixedly connected to the upper part of the stirring shaft (32), and the second bevel gear (34) is meshingly connected to the first bevel gear (29), and the first bevel gear (29) is symmetrically slidably connected to a second fixed plate (31), and a third rotating shaft (30) is fixedly connected between the second fixed plates (31), and the third rotating shaft (30) is rotatably connected to the support frame (1).

2. The intelligent seed metering device for a seeder according to claim 1, characterized in that: The first bevel gear (29) is rotatably connected to the seed container (7), and the seed container (7) is provided in multiple configurations. The stirring shaft (32) is rotatably connected to the seed container (7) and is fixedly connected to the fixed rod (13), the first slide seat (14) and the second slide seat (15), respectively.

3. The intelligent seed metering device for a seeder according to claim 1, characterized in that: The first telescopic mechanism comprises a first connecting plate (19) rotatably connected to one side of the first sliding seat (14); the first connecting plate (19) is rotatably connected to a fourth connecting plate (26); the fourth connecting plate (26) is rotatably connected to a third connecting plate (25); the third connecting plate (25) is rotatably connected to a sliding block (18); the sliding block (18) is slidably connected to a second sliding groove (17); and the second sliding groove (17) is opened inside the first sliding seat (14).

4. The intelligent seed metering device for a seeder according to claim 3, characterized in that: The third connecting plate (25) is rotatably connected to the second connecting plate (24), the second connecting plate (24) is rotatably connected to the sixth connecting plate (28), the sixth connecting plate (28) and the third slide seat (16) are rotatably connected, the second connecting plate (24) is rotatably connected to the fifth connecting plate (27), the fifth connecting plate (27) and the fourth connecting plate (26) are rotatably connected, and the fourth connecting plate (26) and the third slide seat (16) are rotatably connected.

5. The intelligent seed metering device for a seeder according to claim 1, characterized in that: The first telescopic mechanism and the second telescopic mechanism have the same parts and installation methods, and a seed delivery pipe (8) is fixedly connected to the lower part of the seed container (7).

6. The intelligent seed metering device for a seeder according to claim 1, characterized in that: The two sides of the support frame (1) are symmetrically rotatably connected with running wheels (3), the running wheels (3) are fixedly connected via a first rotating shaft (11), the first rotating shaft (11) and the support frame (1) are rotatably connected, and the first rotating shaft (11) is fixedly connected with a first gear (20).

7. The intelligent seed metering device for a seeder according to claim 6, characterized in that: The first gear (20) is meshedly connected with the second gear (21), the second gear (21) is fixedly connected with a belt (9), the belt (9) is rotationally connected to the support frame (1), the belt (9) is transmission-connected to the second rotating shaft (22), and the second rotating shaft (22) is transmission-connected to the third rotating shaft (30).

8. The intelligent seed metering device for a seeder according to claim 1, characterized in that: The support frame (1) is fixedly connected to a fixing rod (13), and the fixing rod (13) is slidably connected to the second slide seat (15), the first slide seat (14) and the third slide seat (16).

9. The intelligent seed metering device for a seeder according to claim 1, characterized in that: The lower part of the support frame (1) is symmetrically fixedly connected with a first fixing plate (6), between which the first fixing plates (6) are rotatably connected a pressing wheel (4), between which a height-adjustable trencher (5) is arranged, and on one side of the first fixing plate (6) is arranged a covering plate (10).

10. The intelligent seed metering device for a seeder according to claim 1, characterized in that: A pull plate (2) is fixedly connected to one side of the support frame (1), a cylinder (23) is fixedly installed inside the pull plate (2), and an output end of the cylinder (23) is fixedly connected to the second slide seat (15).

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