Vegetable fine planting seed screening device

Abstract

The utility model relates to the technical field of seed screening, in particular to a seed screening device for fine planting of vegetables, a screening assembly is mounted on the upper portion of a fixing frame, a feeding assembly is mounted at the position, corresponding to the screening assembly, of the upper portion of the fixing frame, and the screening assembly comprises a receiving hopper mounted on the upper portion of the fixing frame; a screening barrel is rotationally connected to the position, corresponding to the receiving hopper, of the upper portion of the fixing frame, a first screen, a second screen, a third screen and a fourth screen are installed in the screening barrel at equal intervals, and discharging hoppers are installed in the positions, corresponding to the first screen, the second screen, the third screen and the fourth screen, of the receiving hopper. The feeding assembly comprises a feeding hopper rotationally connected to the front portion of the fixing frame. According to the seed screening device for fine planting of the vegetables, the whole device can automatically feed seeds, the convenience of seed sorting is improved, the practicability of the whole device is improved, and better use prospects are brought.

Description

Technical Field

[0001] The utility model relates to the technical field of seed screening, in particular to a device for screening selected vegetable planting seeds. Background Art

[0002] Vegetable seeds are seeds used to produce vegetables, which are divided into conventional seeds and hybrid seeds. Conventional vegetable seeds are seeds grown by the natural law of vegetables themselves, and hybrid vegetable seeds are seeds that are pollinated by plants with different characteristics to change the characteristics of the varieties. Existing vegetable seed screening machines generally screen vegetable seeds by vibrating the filter net. For example, a Chinese patent discloses a vegetable seed selection machine (authorization announcement number CN217910882U). The patented technology can screen good and bad pea seeds through the cooperation of the second screening box, the water outlet, the piston, the water outlet pipe, the water filter box and the filter net, thereby improving the efficiency of vegetable planting and production, and preventing bad pea seeds from being the same volume as good pea seeds and unable to be screened by the filter net;

[0003] However, the seed screening device disclosed above still has some defects when in use: the device cannot realize automatic feeding and screening when in use, which makes vegetable seed screening inconvenient and affects the work efficiency when in use. Therefore, those skilled in the art provide a vegetable seed screening device to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a vegetable seed screening device for selective planting to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A vegetable seed screening device comprises a fixed frame, a screening component is installed on the upper part of the fixed frame, and a feeding component is installed at the position of the upper part of the fixed frame corresponding to the screening component;

[0007] The screening assembly comprises a receiving hopper mounted on the upper part of a fixed frame, a screening cylinder is rotatably connected to the upper part of the fixed frame at a position corresponding to the receiving hopper, a first screen, a second screen, a third screen and a fourth screen are equidistantly mounted inside the screening cylinder, and a lower hopper is mounted inside the receiving hopper at positions corresponding to the first screen, the second screen, the third screen and the fourth screen;

[0008] The feeding assembly includes a feeding hopper rotatably connected to the front of a fixed frame, buckets are equidistantly installed around the outside of the feeding hopper, through holes are opened inside the feeding hopper at locations corresponding to the bucket positions, and a feeding mechanism is installed inside the fixed frame at a location corresponding to the connection between the screening cylinder and the feeding hopper.

[0009] As a further solution of the utility model: the feeding mechanism includes a lowering inclined hopper installed on the top of the fixing frame near the screening drum, the lowering inclined hopper is arranged between the screening drum and the inner side of the upper hopper, and a lowering port is opened at the bottom of the lowering inclined hopper.

[0010] As a further solution of the utility model: a servo motor is fixedly installed at the middle of the outer end of the unloading inclined bucket, a connecting shaft is installed on the output shaft of the servo motor, and spiral push plates are equidistantly installed on the outside of the connecting shaft.

[0011] As a further solution of the utility model: an inclined plate is installed at the inner side of the receiving hopper corresponding to the position of the lower hopper, a discharge port is opened at the bottom of the corresponding inclined plate inside the receiving hopper, and the receiving hopper is connected with the lower hopper through the discharge port.

[0012] As a further solution of the utility model: a second gear is fixedly installed on the rotating shaft of the screening drum, a driving motor is fixedly installed on the outer wall of the fixed frame at the position corresponding to the second gear, a driving gear is installed on the output shaft of the driving motor, and the driving gear and the second gear are meshed and connected with each other, and a supporting frame is fixedly installed on the outer end of the screening drum corresponding to the upper hopper position.

[0013] As a further solution of the utility model: the internal rotation of the support frame is connected to a first rotating shaft, and the outer end of the first rotating shaft is connected to the rotating shaft of the upper hopper, and the outer end of the first rotating shaft is fixedly installed with a meshing first gear at the position corresponding to the driving gear.

[0014] As a further solution of the utility model: the lower material inclined hopper and the screening cylinder are both arranged obliquely, and the interior of the upper material hopper is a hollow structure.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. A vegetable selection planting seed screening device, when in use, the driving motor drives the driving gear to rotate, and the first gear drives the first rotating shaft on the support frame to rotate, which can drive the upper hopper to rotate, and the vegetable seeds can be scooped up by the bucket, and the vegetable seeds are transferred to the top of the upper hopper through the bucket, and the vegetable seeds can be dropped to the lower inclined hopper through the through hole, so that automatic loading can be realized, which improves the convenience of seed screening and is convenient for users to use, which is better than the traditional method.

[0017] 2. A vegetable seed screening device for selected planting, which drives the connecting shaft to rotate through a servo motor, and cooperates with a spiral push plate to evenly discharge the vegetable seeds from a feed port into a screening cylinder, and can be graded and screened through a first sieve, a second sieve, a third sieve and a fourth sieve, thereby improving the convenience of seed screening, which is better than traditional methods. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of the structure of a device for screening vegetable seeds for selective planting;

[0019] Figure 2 This is a schematic diagram of the structure of a fixed frame in a vegetable seed selection and screening device;

[0020] Figure 3 for Figure 2 A partial enlarged view of the middle A;

[0021] Figure 4 The present invention is a schematic diagram of the structure of an upper hopper in a vegetable seed selection and screening device.

[0022] In the figure: 1. fixed frame; 2. receiving hopper; 3. screening cylinder; 4. first screen; 5. second screen; 6. third screen; 7. fourth screen; 8. upper hopper; 9. bucket; 10. lower hopper; 11. inclined plate; 12. discharge port; 13. lower inclined hopper; 14. servo motor; 15. connecting shaft; 16. spiral push plate; 17. discharge port; 18. supporting frame; 19. first rotating shaft; 20. first gear; 21. driving motor; 22. driving gear; 23. second rotating shaft; 24. second gear; 25. through hole. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figures 1 to 4 In an embodiment of the utility model, a vegetable seed screening device comprises a fixed frame 1, a screening component is installed on the upper part of the fixed frame 1, and a feeding component is installed at the position of the upper part of the fixed frame 1 corresponding to the screening component;

[0025] The screening component includes a receiving hopper 2 installed on the upper part of a fixed frame 1, a screening cylinder 3 is rotatably connected to the upper part of the fixed frame 1 at a position corresponding to the receiving hopper 2, a first screen 4, a second screen 5, a third screen 6 and a fourth screen 7 are equidistantly installed inside the screening cylinder 3, and a lower hopper 10 is installed at the positions corresponding to the first screen 4, the second screen 5, the third screen 6 and the fourth screen 7 in the receiving hopper 2, and graded screening is performed through the first screen 4, the second screen 5, the third screen 6 and the fourth screen 7;

[0026] The feeding assembly includes a feeding hopper 8 rotatably connected to the front of the fixed frame 1, buckets 9 are equidistantly installed around the outer periphery of the feeding hopper 8, through holes 24 are provided in the inner part of the feeding hopper 8 at positions corresponding to the positions of the buckets 9, and a feeding mechanism is installed in the inner part of the fixed frame 1 at the connection between the screening cylinder 3 and the feeding hopper 8;

[0027] The feeding mechanism includes a discharge oblique bucket 13 installed on the top of the fixed frame 1 near the screening cylinder 3. The discharge oblique bucket 13 is arranged between the screening cylinder 3 and the inner side of the upper hopper 8. A discharge port 17 is opened at the bottom of the discharge oblique bucket 13. A servo motor 14 is fixedly installed at the middle of the outer end of the discharge oblique bucket 13. A connecting shaft 15 is installed on the output shaft of the servo motor 14. A spiral push plate 16 is equidistantly installed on the outside of the connecting shaft 15. The connecting shaft 15 is driven to rotate by the servo motor 14, and the spiral push plate 16 cooperates with the vegetable seeds to be evenly discharged from the discharge port 17 into the screening cylinder 3.

[0028] exist Figure 1-2 Middle: An inclined plate 11 is installed at the position of the lower hopper 10 on the inner side of the receiving hopper 2, and a discharge port 12 is opened at the bottom of the inclined plate 11 inside the receiving hopper 2, and the receiving hopper 2 is connected with the lower hopper 10 through the discharge port 12. The sorted seeds can be discharged from the lower hopper 10 through the inclined plate 11 and the discharge port 12.

[0029] exist Figure 1 and 3In: It also includes a second gear 23 fixedly installed at the rotating shaft of the screening cylinder 3, a driving motor 21 fixedly installed at the outer wall of the fixed frame 1 corresponding to the position of the second gear 23, a driving gear 22 installed on the output shaft of the driving motor 21, and the driving gear 22 and the second gear 23 are meshed and connected with each other, and a support frame 18 is fixedly installed at the outer end of the screening cylinder 3 corresponding to the position of the upper hopper 8, and the first rotating shaft 19 is rotatably connected inside the support frame 18, and the outer end of the first rotating shaft 19 is connected to the rotating shaft of the upper hopper 8, and the outer end of the first rotating shaft 19 is fixedly installed at the position of the driving gear 22 corresponding to the driving gear 22. The driving motor 21 drives the driving gear 22 to rotate, and the first gear 20 drives the first rotating shaft 19 at the support frame 18 to rotate, which can drive the upper hopper 8 to rotate, and the vegetable seeds can be shoveled by the bucket 9. The screening cylinder 3 is driven to rotate synchronously through the cooperation of the driving gear 22 and the second gear 23, and the first screen 4, the second screen 5, the third screen 6 and the fourth screen 7 can be graded and screened.

[0030] exist Figure 1 and 3 Middle: Both the lower material slanted bucket 13 and the screening cylinder 3 are arranged at an angle, and the interior of the upper material hopper 8 is a hollow structure. By arranging the lower material slanted bucket 13 and the screening cylinder 3 at an angle, it is convenient for seeds to slide downward.

[0031] The working principle of the utility model is: when in use, the driving motor 21 drives the driving gear 22 to rotate, and the first gear 20 drives the first rotating shaft 19 at the support frame 18 to rotate, so that the upper hopper 8 can be driven to rotate, and the vegetable seeds can be scooped up by the bucket 9, and the vegetable seeds are transmitted to the top of the upper hopper 8 by the bucket 9, and the vegetable planting can be dropped to the lower material inclined bucket 13 through the through hole 24, so that automatic loading can be realized, and the convenience of seed screening is improved. The connecting shaft 15 is driven to rotate by the servo motor 14, and the spiral push plate 16 is cooperated to discharge the vegetable seeds from the lower material port 17 into the screening cylinder 3 evenly, and the screening cylinder 3 is driven to rotate synchronously through the cooperation of the driving gear 22 and the second gear 23, and the first screen 4, the second screen 5, the third screen 6 and the fourth screen 7 can be used for graded screening, thereby improving the convenience of seed screening, being convenient for users to use, and being more practical.

Claims

1. A vegetable seed screening device, comprising a fixed frame (1), characterized in that: A screening component is installed on the upper part of the fixed frame (1), and a feeding component is installed at a position on the upper part of the fixed frame (1) corresponding to the screening component; The screening assembly comprises a receiving hopper (2) mounted on the upper part of a fixed frame (1); a screening cylinder (3) is rotatably connected to the upper part of the fixed frame (1) at a position corresponding to the receiving hopper (2); a first screen (4), a second screen (5), a third screen (6) and a fourth screen (7) are equidistantly mounted inside the screening cylinder (3); and a lower hopper (10) is mounted inside the receiving hopper (2) at positions corresponding to the first screen (4), the second screen (5), the third screen (6) and the fourth screen (7); The feeding assembly comprises a feeding hopper (8) rotatably connected to the front of a fixed frame (1); buckets (9) are equidistantly installed around the outside of the feeding hopper (8); through holes (24) are provided inside the feeding hopper (8) at positions corresponding to the positions of the buckets (9); and a feeding mechanism is installed inside the fixed frame (1) at a connection between the screening cylinder (3) and the feeding hopper (8).

2. A vegetable seed screening device according to claim 1, characterized in that: The feeding mechanism comprises a material discharging slant hopper (13) installed on the top of the fixing frame (1) near the screening drum (3), the material discharging slant hopper (13) being arranged between the screening drum (3) and the inner side of the upper material hopper (8), and a material discharging port (17) being provided at the bottom of the material discharging slant hopper (13).

3. A vegetable seed screening device according to claim 2, characterized in that: A servo motor (14) is fixedly mounted at the middle of the outer end of the unloading inclined bucket (13), a connecting shaft (15) is mounted on the output shaft of the servo motor (14), and a spiral push plate (16) is equidistantly mounted on the outside of the connecting shaft (15).

4. The vegetable seed screening device according to claim 1, characterized in that: An inclined plate (11) is installed at the inner side of the receiving hopper (2) at a position corresponding to the lower hopper (10), and a discharge port (12) is opened at the bottom of the corresponding inclined plate (11) inside the receiving hopper (2), and the receiving hopper (2) is connected to the lower hopper (10) through the discharge port (12).

5. The vegetable seed screening device according to claim 1, characterized in that: The invention also comprises a second gear (23) fixedly mounted on the rotating shaft of the screening cylinder (3), a driving motor (21) fixedly mounted on the outer wall of the fixing frame (1) at a position corresponding to the second gear (23), a driving gear (22) mounted on the output shaft of the driving motor (21), and the driving gear (22) and the second gear (23) are meshedly connected with each other, and a supporting frame (18) fixedly mounted on the outer end of the screening cylinder (3) at a position corresponding to the upper hopper (8).

6. The vegetable seed screening device according to claim 5, characterized in that: The support frame (18) is internally rotatably connected to a first rotating shaft (19), and the outer end of the first rotating shaft (19) is connected to the rotating shaft of the upper hopper (8). A first gear (20) meshing with the driving gear (22) is fixedly installed at the outer end of the first rotating shaft (19) at a position corresponding to the driving gear (22).

7. The vegetable seed screening device according to claim 2, characterized in that: The lower material slanted hopper (13) and the screening drum (3) are both arranged in an inclined manner, and the interior of the upper material hopper (8) is a hollow structure.

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