Seed grading screening machine

Abstract

The utility model discloses a seed grading screening machine which comprises a screening box, a control mechanism, a feeding port, a first outlet, a first conveying pipeline, a second conveying pipeline, a lifting pipeline, a screen body, a vibrating rod, a sliding rod, a discharging port, a blowing fan, an ash discharging screen, a groove hole, a hinge, a covering plate, a vibrating motor, a collecting box, a fixing table and supporting legs. And one side of the inner wall of the first frame is fixedly connected with an L-shaped plate, the other side of the inner wall of the first frame is fixedly connected with a first discharging plate, and one side of the inner wall of the first frame is fixedly connected with a second discharging plate. By means of the structure, seeds can be controlled to reasonably fall into the device through the control mechanism, the screen body cannot be blocked easily, when the air blower is started, the seeds cannot be blown out of the feeding port, the ash discharging screen of the device can be detached, cleaning of the ash discharging screen is convenient, and the device is very convenient to use. And certain flexibility is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of seed grading, and particularly relates to a seed grading and screening machine. Background Art

[0002] In crop planting, it is often necessary to screen seeds. However, when the number of seeds is large, manual screening is very troublesome and the workload is huge. Therefore, a seed screening machine is needed.

[0003] In the prior art, after retrieval, it is found that a Chinese patent discloses "a seed grading and screening machine" with the application number "CN202021639693.6". The patent mainly includes a screening box. A screening net is installed in the screening box, and the heights of both ends of the screening net are unequal. A feed hopper is installed on the top surface of the screening box, and the lower end of the feed hopper is located above the end with a higher height of the screening net. A first outlet is opened on the side wall of the screening box. The first outlet is adjacent to the end with a lower height of the screening net and is located above the screening net. A lifting device is installed on the outer side wall of the screening box. The lifting device includes a lifting pipeline. One end of the lifting pipeline is connected to the first outlet, and the other end of the lifting pipeline is connected to the feed hopper. The lifting device can lift the seeds discharged from the first outlet to the feed hopper. A second outlet is opened on the side wall of the lifting pipeline, and a discharge cover for closing the second outlet is installed at the second outlet. A discharge port is opened at the bottom of the screening box. This application has the effect of filtering out small particle seeds in the seeds and discharging the small particle seeds from the discharge port.

[0004] However, this device cannot control the number of seeds falling downward from the feed hopper. If a large amount of seeds are poured into the device, it will be very difficult for the screen body to screen seeds with a suitable diameter, resulting in the screen body being easily blocked, which is very troublesome. Moreover, the ash discharge screen of this device cannot be disassembled, and it is very troublesome to clean the accumulated dust on it, having certain limitations. Content of the Utility Model

[0005] The purpose of the utility model is to provide a seed grading and screening machine, which can control the reasonable number of seeds falling into the device through a control mechanism, and will not easily cause the screen body to be blocked. Moreover, when the blower is started, the seeds will not be blown out of the feed port. In addition, the ash discharge screen of this device can be disassembled, which is very convenient for cleaning and has a certain degree of flexibility.

[0006] To achieve the above purpose, a seed grading and screening machine is provided, which includes a screening box, a control mechanism, a feed port, a first outlet, a first conveying pipeline, a second conveying pipeline, a lifting pipeline, a screen body, a vibrating rod, a sliding rod, a discharge port, a blower fan, an ash discharge screen, a slot, a hinge, a cover plate, a vibrating motor, a collection box, a fixed table, and a support leg.

[0007] The control mechanism includes a first frame. A second driving motor is fixedly connected to the outside of one side of the first frame. The output end of the second driving motor is fixedly connected to a rotating plate. An L-shaped plate is fixedly connected to one side of the inner wall of the first frame. A first blanking plate is fixedly connected to the other side of the inner wall of the first frame. A second blanking plate is fixedly connected to one side of the inner wall of the first frame.

[0008] According to the seed grading and screening machine described above, a feed inlet is fixedly connected to the upper part of the screening box. A first outlet is provided on one side of the screening box. A first conveying pipeline is fixedly connected to one side of the first outlet. A second conveying pipeline is fixedly connected to one side of the feed inlet.

[0009] According to the seed grading and screening machine described above, a lifting pipeline is fixedly connected to one side of the first conveying pipeline. A first driving motor is fixedly connected to the upper part of the lifting pipeline. The output end of the first driving motor is fixedly connected to a lifting shaft. Lifting spiral blades are fixedly connected to the outside of the lifting shaft. A second outlet is provided on one side of the upper part of the lifting pipeline. One side of the second outlet is fixedly connected to one side of the second conveying pipeline.

[0010] According to the seed grading and screening machine described above, a sliding rod is fixedly connected to one side of the inner wall of the screening box. A vibrating rod is arranged on one side of the inner wall of the sliding rod. A screen body is fixedly connected to the upper part of the vibrating rod. A discharge port is provided at the lower part of the screening box. An air blower is fixedly connected to the upper part of one side of the inner wall of the screening box. An ash discharge screen is provided on one side of the upper part of the screening box. A fixing block is fixedly connected to one side of the ash discharge screen.

[0011] According to the seed grading and screening machine described above, a slot is provided on one side of the screening box. A hinge is fixedly connected to the equipment in the slot. A cover plate is fixedly connected to the other side of the hinge. A vibrating motor is fixedly connected to the outer wall of one side of the screening box. A collection box is fixedly connected to the upper part of the vibrating motor.

[0012] According to the seed grading and screening machine described above, the control mechanism further includes a third driving motor. One side of the third driving motor is fixedly connected to the outer wall of one side of the first frame. The output end of the third driving motor is fixedly connected to a rotating shaft. A baffle is fixedly connected to the outside of the rotating shaft. A sealing strip is fixedly connected to one side of the rotating plate. A circular groove is provided on one side of the upper part of the first frame. A blanking port is provided at the lower part of the first frame.

[0013] According to the seed grading and screening machine described above, a fixing table is fixedly connected to the outside of the screening box. Support legs are fixedly connected to the lower part of the fixing table. The number of the support legs is four.

[0014] The utility model has the following beneficial effects:

[0015] 1. Compared with the prior art, for this seed grading and screening machine, by providing a control mechanism, a first frame, a circular groove, a blanking port, a second driving motor, a rotating plate, a sealing strip, an L-shaped plate, a first blanking plate, a second blanking plate, a third driving motor, a rotating shaft, and a baffle plate. When seeds need to be poured in, start the second driving motor to rotate the rotating plate to open it, and use manual labor to pour in the seeds. The seeds fall onto the baffle plate through the first blanking plate and the second blanking plate. Start the third driving motor to drive the rotating shaft to rotate, thereby driving the baffle plate to rotate, which can control the amount of seeds falling into the screening box. When it is necessary to stop the seeds from falling, use the third driving motor to stop the rotating shaft from rotating, so as to use the baffle plate to block the falling of the seeds, realizing the function of controlling the amount of seeds falling into the screening box and having the effect of controlling the amount of seeds falling into the screening box.

[0016] 2. Compared with the prior art, for this seed grading and screening machine, by providing a screening box, an ash removal screen, and a fixing block. When it is necessary to clean the ash removal screen, the ash removal screen can be removed from one side of the screening box by removing the screws for cleaning, which is very convenient, realizing the function of conveniently cleaning the ash removal screen and having the effect of conveniently cleaning the ash removal screen.

[0017] Additional aspects and advantages of the present utility model will be given in part in the following description, become apparent in part from the following description, or be understood through the practice of the present utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The following further illustrates the present utility model in conjunction with the drawings and embodiments;

[0019] Figure 1 It is a schematic diagram of the overall structure of a seed grading and screening machine of the present utility model;

[0020] Figure 2 It is a schematic diagram of the control mechanism structure of a seed grading and screening machine of the present utility model;

[0021] Figure 3 It is a schematic diagram of the internal structure of the control mechanism of a seed grading and screening machine of the present utility model;

[0022] Figure 4 It is a schematic diagram of the internal structure of the lifting pipe of a seed grading and screening machine of the present utility model;

[0023] Figure 5 It is a schematic diagram of the internal structure of the screening box of a seed grading and screening machine of the present utility model;

[0024] Figure 6 It is a schematic diagram of the external structure on one side of the screening box of a seed grading and screening machine of the present utility model.

[0025] Legend:

[0026] 1. Screening box; 2. Control mechanism; 3. Feed inlet; 4. First outlet; 51. First conveying pipeline; 52. Second conveying pipeline; 6. Lifting pipeline; 61. First driving motor; 62. Lifting shaft; 63. Lifting spiral blade; 64. Second outlet; 7. Screen body; 71. Vibration rod; 72. Sliding rod; 8. Discharge outlet; 9. Blower fan; 10. Ash discharge screen; 101. Fixed block; 11. Hole; 12. Hinge; 13. Cover plate; 14. Vibration motor; 15. Collection box; 16. Fixed table; 17. Support leg;

[0027] 21. First frame; 211. Circular groove; 212. Feeding port; 22. Second driving motor; 23. Rotating plate; 231. Sealing strip; 24. L-shaped plate; 25. First feeding plate; 26. Second feeding plate; 27. Third driving motor; 28. Rotating shaft; 29. Baffle. Detailed implementation manners

[0028] This part will describe in detail the specific embodiments of the present invention. The preferred embodiments of the present invention are shown in the drawings. The role of the drawings is to supplement the description of the text part of the specification, enabling people to intuitively and vividly understand each technical feature and the overall technical solution of the present invention, but it should not be construed as a limitation on the protection scope of the present invention.

[0029] Referring to Figure 1-6 , an embodiment of a seed grading and screening machine of the present invention includes a screening box 1, a control mechanism 2, a feed inlet 3, a first outlet 4, a first conveying pipeline 51, a second conveying pipeline 52, a lifting pipeline 6, a screen body 7, a vibration rod 71, a sliding rod 72, a discharge outlet 8, a blower fan 9, an ash discharge screen 10, a hole 11, a hinge 12, a cover plate 13, a vibration motor 14, a collection box 15, a fixed table 16, and a support leg 17.

[0030] The control mechanism 2 includes a first frame 21. On the outer side of one side of the first frame 21, a second driving motor 22 is fixedly connected. The output end of the second driving motor 22 is fixedly connected with a rotating plate 23. On one side of the inner wall of the first frame 21, an L-shaped plate 24 is fixedly connected. On the other side of the inner wall of the first frame 21, a first blanking plate 25 is fixedly connected. On one side of the inner wall of the first frame 21, a second blanking plate 26 is fixedly connected. The control mechanism 2 further includes a third driving motor 27. One side of the third driving motor 27 is fixedly connected to the outer wall of one side of the first frame 21. The output end of the third driving motor 27 is fixedly connected with a rotating shaft 28. A baffle 29 is fixedly connected to the outside of the rotating shaft 28. A sealing strip 231 is fixedly connected to one side of the rotating plate 23. A circular groove 211 is opened in the upper part of one side of the first frame 21. A blanking port 212 is opened in the lower part of the first frame 21. When seeds need to be poured, the second driving motor 22 is started to rotate the rotating plate 23 to open it, and the seeds are poured manually by workers. The seeds fall to the baffle 29 through the first blanking plate 25 and the second blanking plate 26. The third driving motor 27 is started to drive the rotating shaft 28 to rotate, so as to drive the baffle 29 to rotate, and the amount of seeds falling into the screening box 1 can be controlled. When it is necessary to stop the seeds from falling, the third driving motor 27 is used to stop the rotating shaft 28 from rotating, so as to use the baffle 29 to block the falling of the seeds.

[0031] The upper part of the screening box 1 is fixedly connected with a feed inlet 3. One side of the screening box 1 is provided with a first outlet 4. One side of the first outlet 4 is fixedly connected with a first conveying pipeline 51. One side of the feed inlet 3 is fixedly connected with a second conveying pipeline 52. One side of the first conveying pipeline 51 is fixedly connected with a lifting pipeline 6. The upper part of the lifting pipeline 6 is fixedly connected with a first driving motor 61. The output end of the first driving motor 61 is fixedly connected with a lifting shaft 62. The outer part of the lifting shaft 62 is fixedly connected with a lifting spiral blade 63. One side of the upper part of the lifting pipeline 6 is provided with a second outlet 64. One side of the second outlet 64 is fixedly connected to one side of the second conveying pipeline 52. One side of the inner wall of the screening box 1 is fixedly connected with a sliding rod 72. One side of the inner wall of the sliding rod 72 is provided with a vibrating rod 71. The upper part of the vibrating rod 71 is fixedly connected with a screen body 7. The lower part of the screening box 1 is provided with a discharge outlet 8. One side of the upper part of the inner wall of the screening box 1 is fixedly connected with a blower fan 9. One side of the upper part of the screening box 1 is provided with an ash outlet screen 10. One side of the ash outlet screen 10 is fixedly connected with a fixing block 101. When the blower fan 9 is started, the dust in the seeds can be blown outside the ash outlet screen 10 and fall into the collection box 15. When it is necessary to clean the ash outlet screen 10, the ash outlet screen 10 can be detached from one side of the screening box 1 by removing the screws for cleaning, which is very convenient. One side of the screening box 1 is provided with a cavity 11. The equipment in the cavity 11 is fixedly connected with a hinge 12. The other side of the hinge 12 is fixedly connected with a covering plate 13, which is convenient for workers to replace the screen body 7 with different mesh diameters according to different seed diameters. One side outer wall of the screening box 1 is fixedly connected with a vibration motor 14. The upper part of the vibration motor 14 is fixedly connected with a collection box 15. When the seeds fall onto the upper part of the screen body 7, the vibration motor 14 is started to vibrate the screen body 7 for the first screening of the seeds. Then the seeds can enter the first conveying pipeline 51 through the first outlet 4, gather and fall to the lifting pipeline 6. The first driving motor 61 is started to drive the lifting shaft 62 to rotate, driving the lifting spiral blade 63 to rotate. Driven by the lifting spiral blade 63, the seeds rise to the second outlet 64 and finally fall into the feed inlet 3 through the second conveying pipeline 52. Then the seeds fall into the screening box 1 again for multiple screenings.

[0032] The outer part of the screening box 1 is fixedly connected with a fixing platform 16. The lower part of the fixing platform 16 is fixedly connected with support legs 17. The number of the support legs 17 is four.

[0033] Working principle: When it is necessary to pour seeds, start the second drive motor 22 to rotate the rotating plate 23 to open it, and use manual labor to pour the seeds. The seeds fall onto the baffle 29 through the first blanking plate 25 and the second blanking plate 26. Start the third drive motor 27 to drive the rotating shaft 28 to rotate, thereby driving the baffle 29 to rotate, and the amount of seeds falling into the screening box 1 can be controlled. When it is necessary to stop the seeds from falling, use the third drive motor 27 to stop the rotating shaft 28 from rotating, so as to use the baffle 29 to block the falling of the seeds. When the seeds fall onto the upper part of the screen body 7, start the vibration motor 14 to vibrate the screen body 7 to perform the first screening of the seeds. Then the seeds can enter the first conveying pipe 51 through the first outlet 4, gather and fall to the lifting pipe 6. Start the first drive motor 61 to drive the lifting shaft 62 to rotate, driving the lifting spiral blade 63 to rotate. Driven by the lifting spiral blade 63, the seeds rise to the second outlet 64 and finally fall into the feed port 3 through the second conveying pipe 52. Then the seeds fall into the screening box 1 again for multiple screenings, and finally the screened seeds fall through the discharge port 8.

[0034] The above has described the embodiments of the present utility model in detail with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art in the said technical field, various changes can also be made without departing from the purpose of the present utility model.

Claims

1. A seed grading and screening machine, characterized in that: It comprises a screening box (1), a control mechanism (2), a feed port (3), a first outlet (4), a first conveying pipeline (51), a second conveying pipeline (52), a lifting pipeline (6), a screen body (7), a vibrating rod (71), a sliding rod (72), a discharge port (8), a blower fan (9), an ash discharge screen (10), a slot (11), a hinge (12), a cover plate (13), a vibrating motor (14), a collecting box (15), a fixing platform (16), and a supporting leg (17); The control mechanism (2) comprises a first frame (21), a second drive motor (22) is fixedly connected to the outside of one side of the first frame (21), a rotating plate (23) is fixedly connected to the output end of the second drive motor (22), an L-shaped plate (24) is fixedly connected to one side of the inner wall of the first frame (21), a first blanking plate (25) is fixedly connected to the other side of the inner wall of the first frame (21), and a second blanking plate (26) is fixedly connected to one side of the inner wall of the first frame (21); A sliding rod (72) is fixedly connected to one side of the inner wall of the screening box (1), a vibrating rod (71) is provided on one side of the inner wall of the sliding rod (72), a screen body (7) is fixedly connected to the upper part of the vibrating rod (71), a discharge port (8) is provided at the lower part of the screening box (1), a blower fan (9) is fixedly connected to the upper part of one side of the inner wall of the screening box (1), an ash discharge screen (10) is provided on the upper part of one side of the screening box (1), and a fixed block (101) is fixedly connected to one side of the ash discharge screen (10); The control mechanism (2) further comprises a third drive motor (27), one side of the third drive motor (27) being fixedly connected to an outer wall of one side of the first frame (21), an output end of the third drive motor (27) being fixedly connected to a rotating shaft (28), an outer portion of the rotating shaft (28) being fixedly connected to a baffle (29), one side of the rotating plate (23) being fixedly connected to a sealing strip (231), a circular groove (211) being provided at an upper portion of one side of the first frame (21), and a material discharge port (212) being provided at a lower portion of the first frame (21).

2. A seed grading and screening machine according to claim 1, characterized in that: A feed port (3) is fixedly connected to the upper portion of the screening box (1), a first outlet (4) is provided on one side of the screening box (1), a first conveying pipeline (51) is fixedly connected to one side of the first outlet (4), and a second conveying pipeline (52) is fixedly connected to one side of the feed port (3).

3. A seed grading and screening machine according to claim 2, characterized in that: A lifting pipe (6) is fixedly connected to one side of the first conveying pipe (51), a first driving motor (61) is fixedly connected to the upper part of the lifting pipe (6), a lifting shaft (62) is fixedly connected to the output end of the first driving motor (61), a lifting spiral blade (63) is fixedly connected to the outside of the lifting shaft (62), a second outlet (64) is provided on one side of the upper part of the lifting pipe (6), and one side of the second outlet (64) is fixedly connected to one side of the second conveying pipe (52).

4. A seed grading and screening machine according to claim 1, characterized in that: A slot (11) is provided on one side of the screening box (1), a hinge (12) is fixedly connected to the slot (11), a cover plate (13) is fixedly connected to the other side of the hinge (12), a vibration motor (14) is fixedly connected to the outer wall of one side of the screening box (1), and a collection box (15) is fixedly connected to the upper part of the vibration motor (14).

5. A seed grading and screening machine according to claim 1, characterized in that: The outside of the screening box (1) is fixedly connected to a fixed platform (16), the lower part of the fixed platform (16) is fixedly connected to support legs (17), and the number of the support legs (17) is four.

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