CN112317345A - Automatic seed sorting device - Google Patents

Automatic seed sorting device Download PDF

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Publication number
CN112317345A
CN112317345A CN202011227625.3A CN202011227625A CN112317345A CN 112317345 A CN112317345 A CN 112317345A CN 202011227625 A CN202011227625 A CN 202011227625A CN 112317345 A CN112317345 A CN 112317345A
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CN
China
Prior art keywords
seed
seeds
sorting
conveying
disease
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Withdrawn
Application number
CN202011227625.3A
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Chinese (zh)
Inventor
陈雪娟
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Guangzhou Guangwei Automation Technology Co ltd
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Guangzhou Guangwei Automation Technology Co ltd
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Priority to CN202011227625.3A priority Critical patent/CN112317345A/en
Publication of CN112317345A publication Critical patent/CN112317345A/en
Withdrawn legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/02Measures preceding sorting, e.g. arranging articles in a stream orientating
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C1/00Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34Sorting according to other particular properties
    • B07C5/342Sorting according to other particular properties according to optical properties, e.g. colour
    • B07C5/3422Sorting according to other particular properties according to optical properties, e.g. colour using video scanning devices, e.g. TV-cameras
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34Sorting according to other particular properties
    • B07C5/342Sorting according to other particular properties according to optical properties, e.g. colour
    • B07C5/3425Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/36Sorting apparatus characterised by the means used for distribution
    • B07C5/361Processing or control devices therefor, e.g. escort memory
    • B07C5/362Separating or distributor mechanisms

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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Pretreatment Of Seeds And Plants (AREA)

Abstract

The invention discloses an automatic seed sorting device. The automatic seed sorting device comprises a body frame, a feeding mechanism, a conveying mechanism, a seed detection platform and a plurality of sorting boxes; the conveying mechanism is arranged at the top of the body frame, the feeding mechanism is positioned at the feeding end of the conveying mechanism, the conveying mechanism comprises a conveying belt arranged along the conveying direction of the seeds, the sorting box is arranged on the conveying belt and moves along with the conveying belt, the seed detection platform is arranged on the body frame and positioned above the sorting box, and the optical information of the seeds is acquired through image acquisition; feed mechanism includes that the seed places the container, and the seed is placed and is equipped with seed placing grid and vibrator on the container, and seed placing grid lateral wall is equipped with the trompil, is equipped with the seed feed chute between trompil and the transport mechanism, and the seed is placed the container and is equipped with movable baffle and cylinder, but movable baffle butt in seed placing grid lateral wall. The automatic seed sorting device provided by the invention has the advantages that the whole process of seed feeding, detection and sorting is automatic, and the production benefit is greatly improved.

Description

Automatic seed sorting device
Technical Field
The invention relates to the technical field of seed detection and sorting, in particular to an automatic seed sorting device.
Background
Whether the seeds carry diseases or not is an important parameter for measuring the quality of crop seeds, and the vitality index, the germination rate and the survival ability of the disease seeds are low, so that the disease seeds can cause great negative effects on agricultural production.
At present, when the seed is selected separately, often through the mode of manual screening, impurity such as earth, grit that will mix in the seed is got rid of, and generally adopt the mode of chemical detection to the detection of seed disease, carry out the sampling test to a batch of seed, such detection mode is not high on the one hand efficiency, long time and with higher costs, and on the other hand, because the seed disease has high infectivity, and the tolerance to the disease seed is extremely low, so carry out the sampling test in order to reduce the detection work load, can not satisfy the high standard requirement when the seed is selected separately.
The Chinese patent application No. CN201910713538.X discloses a seed sorting device, which acquires optical information of seeds by collecting images of the seeds in a sorting box through a seed detection platform, and the seed detection platform can judge whether the seeds are qualified according to the collected optical information so as to control the sorting box to separate qualified seeds from disease seeds. However, the invention is lack of a mechanism for auxiliary feeding, the scheme requires that the seeds are put into the sorting box one by a person, which wastes time and increases labor cost, and the person has large hands and is easy to pinch the seeds, or the person makes mistakes when putting the seeds one by one, thus causing inaccurate detection results; disease seeds in the sorting box can directly fall on the conveying belt from the sorting box, then the disease seeds are received by the disease seed collector from the discharge end of the conveying belt, a plurality of disease seeds directly fall off at the same time, and the disease seeds are easy to rebound, collide or roll on the conveying belt to separate from the conveying belt, or the disease seeds are easy to fall on the conveying belt to be rotten, so that other disease seeds are adhered to rotten seeds when falling again; in addition, the qualified seeds in the sorting box are poured to the tray by the sorting box along with the movement of the conveyor belt, a plurality of qualified seeds are difficult to align with the tray when being poured out, and the qualified seeds are easy to rebound, collide or roll to separate when falling to the tray, so that the qualified seeds are lost.
Disclosure of Invention
Based on this, the invention aims to provide an automatic seed sorting device, which has automation of the whole process of seed feeding, detection and sorting and greatly improves the production benefit.
An automatic seed sorting device comprises a body frame, wherein a feeding mechanism, a conveying mechanism, a seed detection platform and a plurality of sorting boxes are arranged on the body frame;
the conveying mechanism is arranged at the top of the body frame, the feeding mechanism is positioned at the feeding end of the conveying mechanism, the conveying mechanism comprises a conveying belt arranged along the conveying direction of the seeds, the sorting box is arranged on the conveying belt along the conveying direction of the seeds and moves along with the conveying belt, the seed detection platform is arranged on the body frame and positioned above the sorting box, and the optical information of the seeds is acquired through image acquisition;
the feeding mechanism comprises a seed placing container, the bottom of the seed placing container is provided with an inclined plane which is inclined downwards towards the direction of the conveying mechanism, a seed placing grid is arranged on the seed placing container, a vibrator is arranged at the bottom of the seed placing grid, an opening is formed in the side wall, close to the feeding end of the conveying mechanism, of the seed placing grid, corresponds to the sorting box and is provided with a seed feeding groove, a moving baffle and two cylinders are arranged between the opening of the seed placing grid and the conveying mechanism, the seed placing container is provided with the moving baffle and the two cylinders, the two cylinders are respectively located on two sides of the seed placing container, piston rods of the two cylinders are respectively connected with two ends of the moving baffle, and the moving baffle can abut against the side wall, provided with the opening, of the seed placing grid;
the sorting box comprises a U-shaped steel frame and two storage bins, an opening of the U-shaped steel frame is arranged towards the conveyor belt, the two storage bins are arranged on a horizontal section of the U-shaped steel frame at intervals, and the horizontal section of the U-shaped steel frame can drive the storage bins to rotate relative to a vertical section of the storage bins; the space in the storage storehouse divide into first half chamber and latter half chamber, seed testing platform accessible image acquisition is located the optical information of seed in first half chamber, the storage storehouse in latter half chamber is close to outside lateral wall and is equipped with the small opening, still be equipped with the expansion bend in the storage storehouse, the telescopic link of expansion bend with the small opening corresponds, the storage storehouse outside in small opening department is equipped with disease seed leakage pipe.
When the automatic seed sorting device is used, seeds are placed in the seed placing grids of the seed placing container, impurity removal is carried out through the vibrator, optical information with higher precision is provided for subsequent image collection, when the sorting box moves to the discharge end of the seed preventing container along with the conveyor belt in the anticlockwise direction, the movable baffle plate rises after impurity removal, the seeds leave the seed placing grids from the opening and then enter the storage bin of the sorting box along the inclined seed feeding groove, the rising frequency of the movable baffle plate can be controlled according to the actual use condition, the step of manual feeding is omitted, the working efficiency is improved, the working cost is saved, the sorting box continuously moves along with the conveyor belt, when the seeds are placed in the storage bin of the sorting box, the seeds are positioned in the front half cavity, the telescopic rod of the telescopic device in the rear half cavity blocks the leakage hole, and when the seed detection platform judges that the seeds are diseased seeds according to the collected optical information, the horizontal section of the U-shaped steel frame rotates, the storage bin is inclined towards the rear half cavity, the telescopic rod of the telescopic device retracts, the seeds enter the rear half cavity, and the seeds are pushed into the disease seed leakage pipe by the telescopic rod of the telescopic device; when seed testing platform judged out the seed according to the optical information who gathers and was the seed that reaches check, the horizontal segment of U type steelframe was rotatory, and storage storehouse is half chamber slope forward, will fall the seed that reaches check to realize the separation of disease seed and seed that reaches check, then the circulation sorting process, sorting process automation and convenient high efficiency further improve work efficiency, reduction in production cost. The design is ingenious, the needed parts are few, the maintenance cost is low, the precision is high, and the operation process is convenient and efficient.
Further preferably, disease seed recovery boxes are detachably arranged on the two sides of the body frame of the conveying mechanism respectively, and the disease seed leakage pipes are inclined outwards to the disease seed recovery boxes on the two sides of the sorting boxes.
Further preferably, the inner wall surface and the bottom surface of the disease seed recovery box are provided with soft cushion layers.
Further preferably, the body frame in the delivery mechanism's discharge end can be dismantled and be equipped with qualified seed and receive the basin, qualified seed receives the basin and is close to be equipped with two funnels on the lateral wall of delivery mechanism, two the funnel corresponds to the storage bin interval sets up, the storage bin antetheca upwards extends and just forward bends and forms the guide part, the guide part orientation the opening of funnel.
Further preferably, the periphery of the top of the qualified seed receiving basin is surrounded by a blocking pad, and the blocking pad inclines outwards.
Further preferably, the bottom of the disease seed recovery box and/or the qualified seed receiving basin is provided with a universal wheel and a foot brake.
Further preferably, the diseased seed recovery box and/or the qualified seed receiving basin are/is provided with a pull handle.
Further preferably, the seed detection platform comprises a support frame, an industrial color camera, a near-infrared spectrometer and a halogen lamp light source, the support frame is arranged on the body frame near the feeding end of the conveying mechanism, the industrial color camera and the near-infrared spectrometer are sequentially arranged on a top plate of the support frame according to the conveying direction of the seeds, and the halogen lamp light source is arranged on a side plate of the support frame parallel to the conveying direction of the seeds.
Further preferably, a plurality of cells are arranged in the seed placing cell corresponding to the opening holes in the side wall, and through holes are formed between the front and the back adjacent cells.
Compared with the prior art, the automatic seed sorting device provided by the invention removes impurities from seeds in the seed placing grids through the vibrator, and provides optical information with higher precision for subsequent image acquisition; when the sorting box moves anticlockwise to the discharge end of the seed preventing container along with the conveyor belt, the baffle is moved to enable the seeds to leave the seed placing grid from the open holes and then enter the sorting box along the inclined seed feeding groove, so that the step of manual feeding is omitted, the working efficiency is improved, and the working cost is saved; the sorting box moves along with the conveyor belt, and the seed detection platform judges whether the seeds are qualified according to the collected optical information, so that the sorting box is controlled to separate qualified seeds and disease seeds, the sorting process is automatic, convenient and efficient, the working efficiency is further improved, and the production cost is reduced; the qualified seeds and the disease seeds can be uniformly and intensively recycled, accurate seed sorting is realized under the condition of ensuring the quality of the seeds, and a solid foundation is provided for subsequent planting treatment.
For a better understanding and practice, the invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is an overall schematic view of the automatic seed sorting apparatus of the present invention.
Fig. 2 is a schematic view of the arrangement of the sorting cassette of the automatic seed sorting apparatus of the present invention on a conveyor belt.
Fig. 3 is a schematic view of a sorting cassette of the automatic seed sorting apparatus of the present invention.
Fig. 4 is a schematic view of a storage bin of the automatic seed sorting apparatus of the present invention.
Reference numerals: 1. a body frame; 2. a feeding mechanism; 3. a transport mechanism; 4. a seed detection platform; 5. a sorting box; 6. a conveyor belt; 7. a seed holding container; 8. a seed placing grid; 9. a vibrator; 10. opening a hole; 11. moving the baffle; 12. a cylinder; 13. a U-shaped steel frame; 14. a storage bin; 15. a leak hole; 16. a retractor; 17. a disease seed leakage pipe; 18. a disease seed recovery box; 19. a qualified seed receiving basin; 20. a funnel; 21. a guide portion; 22. a barrier pad; 23. a universal wheel; 24. a foot brake; 25. pulling a handle; 26. a support frame; 27. an industrial color camera; 28. a near infrared spectrometer; 29. a halogen lamp light source; 30. a seed feed chute.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or may be referred to in this specification, are defined relative to their configuration, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
The implementations described in the exemplary embodiments below are not intended to represent all implementations consistent with the present disclosure. Rather, they are merely examples of methods consistent with certain aspects of the present disclosure, as detailed in the appended claims.
The terminology used in the present disclosure is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used in this disclosure and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
The automatic seed sorting device comprises a body frame 1, wherein a feeding mechanism 2, a conveying mechanism 3, a seed detection platform 4 and a plurality of sorting boxes 5 are arranged on the body frame 1;
the conveying mechanism 3 is arranged at the top of the body frame 1, the feeding mechanism 2 is located at the feeding end of the conveying mechanism 3, the conveying mechanism 3 comprises a conveying belt 6 arranged along the conveying direction of seeds, the sorting box 5 is arranged on the conveying belt 6 along the conveying direction of the seeds and moves along with the conveying belt 6, the seed detection platform 4 is arranged on the body frame 1 and located above the sorting box 5, and optical information of the seeds is acquired through image acquisition;
the feeding mechanism 2 comprises a seed placing container 7, the bottom of the seed placing container 7 is provided with an inclined surface which is inclined downwards towards the direction of the conveying mechanism 3, the seed placing container 7 is provided with a seed placing grid 8, the bottom of the seed placing grid 8 is provided with a vibrator 9, the side wall of the seed placing grid 8 close to the feeding end of the conveying mechanism 3 is provided with an opening 10 corresponding to the sorting box 5, the seed placing container 7 is provided with a seed feeding groove 30 between the opening 10 of the seed placing grid 8 and the conveying mechanism 3, the seed placing container 7 is provided with a movable baffle 11 and two air cylinders 12, the two air cylinders 12 are respectively positioned at two sides of the seed placing container 7, piston rods of the two air cylinders 12 are respectively connected with two ends of the movable baffle 11, the movable baffle 11 can abut against the side wall of the seed placing grid 8 provided with the opening 10;
the sorting box 5 comprises a U-shaped steel frame 13 and two storage bins 14, an opening of the U-shaped steel frame 13 is arranged towards the conveyor belt 6, the two storage bins 14 are arranged on a horizontal section of the U-shaped steel frame 13 at intervals, and the horizontal section of the U-shaped steel frame 13 can drive the storage bins 14 to rotate relative to a vertical section of the storage bins; the space in the storage bin 14 divide into first half chamber and latter half chamber, 4 accessible image acquisition of seed testing platform acquire and are located the optical information of seed in first half chamber, the storage bin 14 in latter half chamber is close to outside lateral wall and is equipped with small opening 15, still be equipped with expansion bend 16 in the storage bin 14, expansion bend 16 the telescopic link with small opening 15 corresponds, the storage bin 14 outside in small opening 15 department is equipped with disease seed leakage pipe 17.
When the automatic seed sorting device is used, seeds are placed in the seed placing grids 8 of the seed placing container 7, the impurities are removed through the vibrators 9, optical information with higher precision is provided for subsequent image acquisition, when the sorting box 5 moves anticlockwise to the discharge end of the seed preventing container 7 along the conveyor belt 6, the movable baffle 11 ascends after the impurities are removed, the seeds leave the seed placing grids 8 from the open holes 10, the seeds enter the storage bin 14 of the sorting box 5 along the inclined seed feeding groove 30, the ascending frequency of the movable baffle 11 can be controlled according to actual use conditions so as to control the seed one-by-one movement, the step of manual feeding is omitted, the working efficiency is improved, the working cost is saved, the sorting box 5 continuously moves along the conveyor belt 6, when the seeds are placed in the storage bin 14 of the sorting box 5, the seeds are positioned in the front half cavity, the telescopic rods of the retractors 16 in the rear half cavity block the leakage holes, when the seed detection platform 4 judges that the seeds are disease seeds according to the collected optical information, the horizontal section of the U-shaped steel frame 13 rotates, the storage bin 14 inclines towards the rear half cavity, meanwhile, the telescopic rod of the telescopic device 16 retracts, the seeds enter the rear half cavity, and then the seeds are pushed into the disease seed leakage pipe 17 by the telescopic rod of the telescopic device 16; seed testing platform 4 judges the seed according to the optical information who gathers and when the seed is the seed that reaches check, and U shaped steel frame 13's horizontal segment is rotatory, and storage bin 14 is half chamber slope before, will reach the seed and pour to realize the separation of disease seed and seed that reaches check, then the circulation sorting process, sorting process automation and convenient high efficiency further improve work efficiency, reduction in production cost. The design is ingenious, the needed parts are few, the maintenance cost is low, the precision is high, and the operation process is convenient and efficient.
Preferably, disease seed recovery boxes 18 are detachably arranged on the two sides of the conveying mechanism 3 of the body frame 1, and the disease seed discharge pipe 17 is inclined outwards to the disease seed recovery boxes 18 on the two sides of the sorting box 5.
The disease seed recovery box 18 recovers all the disease seeds uniformly, and the disease seed recovery box 18 is separable from the body frame 1, so that the subsequent treatment is facilitated.
Preferably, the disease seed recovery box 18 is provided with soft cushion layers on the inner wall surface and the bottom surface.
The cushion layer may be, for example, a sponge layer or the like, and prevents the seeds from colliding with the inner wall or bottom of the diseased seed recovery box 18 and being damaged when the seeds enter the box.
Preferably, the body frame 1 is detachably provided with a qualified seed receiving basin 19 at the discharge end of the conveying mechanism 3, the qualified seed receiving basin 19 is provided with two funnels 20 on the side wall close to the conveying mechanism 3, the two funnels 20 are arranged at intervals corresponding to the storage bin 14, the front wall of the storage bin 14 extends upwards and is bent forwards to form a guide portion 21, and the guide portion 21 faces the opening of the funnel 20.
When the storage bin 14 inclines to half preceding chamber and will reach the check seed and pour out, the seed gets into the funnel 20 on the qualified seed receiving basin 19 along its guide part 21, avoids the seed to spill qualified seed receiving basin 19, and the seed gets into funnel 20 earlier and then gets into qualified seed receiving basin 19, can make the seed more concentrate on qualified seed receiving basin 19, is convenient for collect and subsequent processing.
Preferably, the qualified seed receiving basin 19 is surrounded at its top periphery by a barrier 22, and the barrier 22 is inclined outwardly.
The blocking pad 22 that leans out can further enlarge the scope of receiving and lattice seed, avoids omitting to receive and lattice seed, extravagant seed raw materials.
Preferably, the bottoms of the disease seed recovery box 18 and/or the qualified seed receiving basin 19 are provided with universal wheels 23 and foot brakes 24.
When the disease seed recovery box 18 and/or the qualified seed receiving basin 19 are filled with seeds, the disease seed recovery box 18 and the qualified seed receiving basin 19 can be detached from the body frame 1, the universal wheels 23 and the foot brakes 24 are convenient to move, and the working efficiency is improved.
Preferably, the diseased seed recovery box 18 and/or the qualified seed receiving basin 19 are provided with a pulling handle 25.
The pulling handle 25 is further convenient for dragging the diseased seed recovery box 18 and the qualified seed receiving basin 19, so that the labor is saved.
Preferably, the seed detection platform 4 includes a support frame 26, an industrial color camera 27, a near-infrared spectrometer 28 and a halogen lamp light source 29, the support frame 26 is disposed on the body frame 1 near the feeding end of the conveying mechanism 3, the industrial color camera 27 and the near-infrared spectrometer 28 are sequentially mounted on a top plate of the support frame 26 according to the conveying direction of the seeds, and the halogen lamp light source 29 is mounted on a side plate of the support frame 26 parallel to the conveying direction of the seeds.
Specifically, for example, a through hole may be opened in the center of the top plate of the support frame 26 for mounting the industrial color camera 27, and the lens of the industrial color camera 27 is disposed toward the sorting box 5 so that a clear photograph can be taken; the near-infrared spectrometer 28 may be disposed on the top plate of the supporting frame 26 away from the feeding end of the conveying platform, for example, a rectangular frame specially used for mounting the near-infrared spectrometer 28 may be welded on the top plate, wherein the lens of the near-infrared spectrometer 28 is required to be disposed toward the sorting box 5; for example, there may be two halogen lamp light sources 29, and one halogen lamp light source 29 is respectively installed on two opposite side surfaces of the supporting frame 26 parallel to the seed conveying direction, so as to conveniently illuminate the seeds passing through all the sorting boxes 5 at the same time, and the halogen lamp light sources 29 may provide a good illumination environment for collecting the seed information. For example, a controller may be provided, and the controller is electrically connected to the industrial color camera 27, the near infrared spectrometer 28 and the halogen lamp light source 29, so that information transmission is facilitated and the acquisition effect is improved. For example, the industrial color camera 27 may be an industrial CCD camera, and the industrial camera can be stably and efficiently applied to a video image capturing device in an industrial field, and can directly store images on a hard disk.
The near infrared spectrum technology is to utilize electromagnetic radiation wave between visible light and middle infrared light, wavelength is 780-2526nm, and for the organic molecule containing hydrogen-containing groups, such as O-H, N-H, C-H, the frequency combination of vibration is consistent with the absorption region of each level of frequency doubling, and the characteristic information of the organic molecule hydrogen-containing groups in the object can be obtained by scanning the near infrared spectrum of the object. The working principle is that if the composition of the sample is the same, its spectrum is also the same and vice versa. Therefore, the corresponding relation (called as an analysis model) between the spectrum and the parameter to be measured of the sample can be established, and the required quality parameter data can be obtained quickly by measuring the spectrum of the sample and the corresponding relation. That is, the spectrum ranges (band ranges) are preset for the passing seeds and the disease seeds, the spectrum of the seeds to be detected is detected by the near-infrared spectrometer 28, and the detected spectrum data corresponds to the previously set spectrum range, so that the passing seeds and the disease seeds can be sorted. The detection mode is nondestructive, has no environmental hazard, and is rapid and efficient.
Preferably, a plurality of cells are arranged in the seed holding cell 8 corresponding to the opening 10 of the side wall, and a through hole is arranged between the adjacent cells.
The seed placing grid 8 with a plurality of divisions can facilitate the further independent separation of the seeds and the accurate entering of the following seeds into the storage bin 14 one by one.
Compared with the prior art, the automatic seed sorting device provided by the invention removes impurities from seeds in the seed placing grids 8 through the vibrators 9, and provides optical information with higher precision for subsequent image acquisition; when the sorting box 5 moves anticlockwise to the discharge end of the seed preventing container 7 along with the conveyor belt 6, the movable baffle 11 enables seeds to leave the seed placing grid 8 from the open hole 10 and then enter the storage bin 14 of the sorting box 5 along the inclined seed feeding groove 30, so that the step of manual feeding is omitted, the working efficiency is improved, and the working cost is saved; then the sorting box 5 moves along with the conveyor belt 6, and the seed detection platform 4 judges whether the seeds are qualified according to the collected optical information, so that the sorting box 5 is controlled to separate qualified seeds and disease seeds, the sorting process is automatic, convenient and efficient, the working efficiency is further improved, and the production cost is reduced; the qualified seeds and the disease seeds can be uniformly and intensively recycled, accurate seed sorting is realized under the condition of ensuring the quality of the seeds, and a solid foundation is provided for subsequent planting treatment.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (9)

1. The utility model provides an automatic seed sorting unit, includes body frame (1), its characterized in that: the body frame (1) is provided with a feeding mechanism (2), a conveying mechanism (3), a seed detection platform (4) and a plurality of sorting boxes (5);
the conveying mechanism (3) is arranged at the top of the body frame (1), the feeding mechanism (2) is located at the feeding end of the conveying mechanism (3), the conveying mechanism (3) comprises a conveying belt (6) arranged along the conveying direction of seeds, the sorting box (5) is arranged on the conveying belt (6) along the conveying direction of the seeds and moves along with the conveying belt (6), the seed detection platform (4) is arranged on the body frame (1) and located above the sorting box (5), and optical information of the seeds is acquired through image acquisition;
the feeding mechanism (2) comprises a seed placing container (7), the bottom of the seed placing container (7) is arranged to be an inclined plane inclined downwards towards the direction of the conveying mechanism (3), a seed placing grid (8) is arranged on the seed placing container (7), a vibrator (9) is arranged at the bottom of the seed placing grid (8), a perforated hole (10) is formed in the side wall, close to the feeding end of the conveying mechanism (3), of the seed placing grid (8) and corresponds to the sorting box (5), a seed feeding groove (30) is formed between the perforated hole (10) of the seed placing grid (8) and the conveying mechanism (3), a moving baffle (11) and two air cylinders (12) are arranged on the seed placing container (7), and the two air cylinders (12) are respectively located on two sides of the seed placing container (7), piston rods of the two air cylinders (12) are respectively connected with two ends of the movable baffle (11), and the movable baffle (11) can abut against the side wall of the opening (10) arranged on the seed placing grid (8).
The sorting box (5) comprises a U-shaped steel frame (13) and two storage bins (14), the opening of the U-shaped steel frame (13) faces the conveyor belt (6), the two storage bins (14) are arranged on the horizontal section of the U-shaped steel frame (13) at intervals, and the horizontal section of the U-shaped steel frame (13) can drive the storage bins (14) to rotate relative to the vertical section of the storage bins; the space in storage storehouse (14) is divided into first half chamber and latter half chamber, seed testing platform (4) accessible image acquisition is located the optical information of seed in first half chamber, storage storehouse (14) in latter half chamber is close to outside lateral wall and is equipped with small opening (15), still be equipped with expansion bend (16) in storage storehouse (14), the telescopic link of expansion bend (16) with small opening (15) correspond, storage storehouse (14) outside in small opening (15) department is equipped with disease seed leakage pipe (17).
2. The automated seed sorting apparatus of claim 1, wherein: body frame (1) in transport mechanism (3) both sides can be dismantled respectively and be equipped with disease seed and retrieve box (18), disease seed leakage pipe (17) in sort box (5) both sides outwards slope extremely disease seed retrieves box (18).
3. The automated seed sorting apparatus of any one of claims 1-2, wherein: and soft cushion layers are arranged on the inner wall surface and the bottom surface of the disease seed recovery box (18).
4. The automated seed sorting apparatus of any one of claims 1-3, wherein: body frame (1) in the discharge end of transport mechanism (3) can be dismantled and be equipped with qualified seed and receive basin (19), qualified seed receives basin (19) and is close to be equipped with two funnel (20) on the lateral wall of transport mechanism (3), two funnel (20) are corresponding to storage bin (14) interval sets up, storage bin (14) antetheca upwards extends to claim and forward bending forms guide part (21), guide part (21) orientation the opening of funnel (20).
5. The automated seed sorting apparatus of any one of claims 1-4, wherein: the periphery of the top of the qualified seed receiving basin (19) is surrounded with a blocking pad (22), and the blocking pad (22) inclines outwards.
6. The automated seed sorting apparatus of any one of claims 1-5, wherein: the bottoms of the disease seed recovery box (18) and/or the qualified seed receiving basin (19) are provided with universal wheels (23) and foot brakes (24).
7. The automated seed sorting apparatus of any one of claims 1-6, wherein: the disease seed recovery box (18) and/or the qualified seed receiving basin (19) are/is provided with a pulling handle (25).
8. The automated seed sorting apparatus of any one of claims 1-7, wherein: the seed detection platform (4) comprises a support frame (26), an industrial color camera (27), a near-infrared spectrometer (28) and a halogen lamp light source (29), wherein the support frame (26) is close to the feeding end of the conveying mechanism (3) and is arranged on the body frame (1), the industrial color camera (27) and the near-infrared spectrometer (28) are sequentially arranged on a top plate of the support frame (26) according to the conveying direction of seeds, and the halogen lamp light source (29) is arranged on a side plate of the support frame (26) parallel to the conveying direction of the seeds.
9. The automated seed sorting apparatus of any one of claims 1-7, wherein: a plurality of cells are arranged in the seed placing cell (8) corresponding to the opening holes (10) on the side wall, and through holes are arranged between the front and the back adjacent cells.
CN202011227625.3A 2020-11-06 2020-11-06 Automatic seed sorting device Withdrawn CN112317345A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115413445A (en) * 2022-08-17 2022-12-02 北京市农林科学院智能装备技术研究中心 Seed quality on-line measuring device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115413445A (en) * 2022-08-17 2022-12-02 北京市农林科学院智能装备技术研究中心 Seed quality on-line measuring device

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Application publication date: 20210205