CN210546428U - Conveying device for quantitatively sorting high-water-content seeds and sorting device thereof - Google Patents

Abstract

The utility model provides a conveyor and sorting device for high moisture seed ration letter sorting belongs to seed letter sorting technical field, wherein conveyor, include: the sample injection guide rail is provided with a rail groove suitable for conveying the seeds to move through vibration; the vibration driving motor is fixed on the frame, the driving end of the vibration driving motor is connected with the sample introduction guide rail, and the vibration frequency of the sample introduction guide rail can be changed according to a control signal; the density monitoring sensor is arranged at a position suitable for detecting in the track groove facing the sample injection guide rail; and the control module is electrically connected with the density monitoring sensor and the vibration driving motor respectively and is used for receiving the signal of the density monitoring sensor and sending a vibration intensity control signal towards the vibration driving motor. The utility model discloses a conveyor can detect the condition of transporting of advancing the track inslot of appearance guide rail to can carry out effective control to vibration driving motor's frequency, can avoid high moisture seed to appear adhesion or no-load phenomenon in transportation process like this.

Description

Conveying device for quantitatively sorting high-water-content seeds and sorting device thereof

Technical Field

The utility model relates to a seed letter sorting technical field, concretely relates to a conveyor and sorting device for high moisture seed ration letter sorting.

Background

The moisture content of the corn kernels is a great characteristic of the quality of the corn kernels, and particularly in the filling stage and the early maturation stage, the moisture content of the corn kernels is high and changes rapidly. In the breeding and screening process, the real-time monitoring of the water content of the corn kernels has great guiding significance on the later-stage quality analysis, the mechanical performance, the harvesting performance and the quality index of the corn kernels at the early stage of maturation are determined by the water content of the corn kernels at the early stage of maturation, and the too high water content can increase the breakage rate of harvesting and the difficulty of later-stage storage processing. The harvesting period of the corn is relatively short, so the harvesting time is strictly controlled according to the moisture content and the maturation condition of the corn, and the processes need to carry out rapid quantitative analysis and screening on the corn with relatively high moisture content.

A plurality of methods for analyzing the moisture content of corn grains are used in the market at present, such as an oven drying method, an infrared spectroscopy method, a Karl Fischer method, a capacitance method, a resistance method and the like; in addition, in the corn breeding and processing links, because the moisture content of corn grains is high, when mechanical screening is adopted, the adhesion phenomenon often occurs, so manual screening is generally adopted, but the efficiency is extremely low, the method is not suitable for industrial production analysis, and is suitable for industrial online screening.

Disclosure of Invention

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the maize seed grain among the prior art, the defect of easy adhesion when adopting mechanical screening to and the problem of test accuracy, thereby when providing a be used for high moisture seed letter sorting, can accurately test the moisture content and prevent the conveyor of seed adhesion.

The utility model also provides a sorting device with above-mentioned conveyor.

In order to solve the technical problem, the utility model provides a conveyor for high moisture maize seed grain, include:

the sample injection guide rail is provided with a rail groove suitable for conveying the seeds to move through vibration;

the vibration driving motor is fixed on the frame, the driving end of the vibration driving motor is connected with the sample introduction guide rail, and the vibration driving motor can change the vibration frequency of the sample introduction guide rail according to a control signal;

the density monitoring sensor is arranged at a position suitable for detecting in the track groove facing the sample injection guide rail;

and the control module is respectively electrically connected with the density monitoring sensor and the vibration driving motor and is used for receiving the signal of the density monitoring sensor and sending a vibration intensity control signal to the vibration driving motor.

Preferably, the rail groove is a square groove.

Preferably, the inlet end of the track groove has a longitudinal inlet and the outlet end has a transverse outlet.

Preferably, the method further comprises the following steps:

and the rotary vibration disc is used for carrying out rotary conveying on the seeds, and the outlet of the rotary vibration disc is connected to the longitudinal inlet of the sample introduction guide rail.

Preferably, the method further comprises the following steps:

and the material output device is connected with the outlet end of the sample injection guide rail and used for providing driving force towards the transverse outlet to output seeds.

Preferably, the material output device provides a driving force for outputting the seeds towards the transverse outlet through air pressure.

The utility model provides a sorting device for high water content seed, including any one of above-mentioned scheme conveyor.

Preferably, the sorting device further comprises:

and the material weighing device is fixed on the frame, the inlet of the material weighing device faces the outlet of the sample introduction guide rail, and the outlet of the material weighing device faces the inlet of the nuclear magnetic resonance measuring instrument.

As a preferred scheme, the material weighing device comprises:

the feeding barrel is vertically arranged above the weighing box, the side wall of the feeding barrel is provided with an opening facing the outlet of the sample feeding guide rail, the other side wall opposite to the opening is provided with a plurality of meshes, and the bottom of the feeding barrel is communicated with the weighing box;

the weighing box is a closed box body, and an outlet is formed in the side wall of the weighing box;

the discharging barrel is vertically arranged, an opening facing the outlet of the weighing box is formed in one side wall of the discharging barrel and communicated with the outlet of the weighing box through an inclined tube, a plurality of meshes are formed in the other side wall of the discharging barrel, and an opening in the bottom of the discharging barrel faces the inlet of the nuclear magnetic resonance measuring instrument.

Preferably, a pneumatic driving device is arranged in the weighing box, and the pneumatic driving device provides pneumatic driving force towards the outlet direction of the weighing box.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a conveying device for sorting high water content seeds, which utilizes a vibration driving motor to drive a sample injection guide rail to vibrate to convey the seeds; the seed conveying state in the track groove of the sample injection guide rail is detected through the density monitoring sensor, and the control module adjusts the vibration frequency of the vibration driving motor according to the received detection signal, so that the phenomenon that no load or seeds are adhered to form a pile on the sample injection guide rail is avoided.

2. The utility model provides a conveyor for high moisture seed letter sorting, the track groove is square groove, does benefit to the seed and effectively separates at the vibration in-process, is difficult for the adhesion, and processing technology is simple.

3. The utility model provides a conveyor for high moisture seed letter sorting, the entrance point in track groove has vertical import, the exit end has transverse outlet, vertical import does benefit to the seed and gets into the track groove from rotatory vibration dish, and transverse outlet has avoided the seed because fore-and-aft inertia piles up the output.

4. The utility model provides a conveyor for high moisture seed letter sorting, rotatory vibration dish, its exit linkage are in the vertical import department of advancing the appearance guide rail, guarantee that the seed can get into the guide rail smoothly and carry.

5. The utility model provides a conveyor for high moisture seed letter sorting, material output device is connected with the exit end of advancing the appearance guide rail, provides the drive power towards the horizontal export, and this drive power utilizes the seed to export smoothly from this horizontal export.

6. The utility model provides a conveyor for high moisture seed letter sorting, the seed is followed the lateral exit output when material output device passes through atmospheric pressure, and atmospheric pressure drive power guarantees that the seed is quick from the lateral exit output, guarantees the ageing of carrying.

7. The utility model provides a sorting device for high moisture seed owing to have any one of above-mentioned scheme conveyor, consequently have any one of above-mentioned scheme advantage.

8. The utility model provides a sorting device for high moisture seed still including fixing the material weighing device in the frame, its import orientation advances the export of appearance guide rail, and the export is towards the import of nuclear magnetic resonance measuring apparatu, is favorable to the weight-retaining seed to weigh, measure and the analysis according to predetermined route.

9. The utility model provides a sorting device for high water content seeds, the material weighing device includes a feed barrel, a weighing box and a discharge barrel, the feed barrel is vertically arranged above the weighing box, the side wall of the feed barrel is provided with an opening towards the outlet of a sample introduction guide rail, the other side wall opposite to the opening is provided with a plurality of meshes, and the bottom of the feed barrel is communicated with the outlet arranged on the side wall of the weighing box; the discharge barrel is vertically arranged, an opening is formed in one side wall of the discharge barrel at an outlet facing the weighing box and communicated with the outlet of the weighing box through an inclined pipe, a plurality of meshes are formed in the other side wall of the discharge barrel, and an opening in the bottom of the discharge barrel faces an inlet of the nuclear magnetic resonance measuring instrument; the setting of feed tank makes the seed have a buffering process before weighing, avoids big acceleration to cause and weighs the inaccuracy, and the setting of play storage bucket has played the guide effect for the seed gets into the nuclear magnetic resonance measuring apparatu.

10. The utility model provides a sorting device for high moisture seed, the incasement of weighing is equipped with pneumatic drive arrangement, pneumatic drive arrangement orientation the export direction of the case of weighing provides pneumatic drive power, and the seed of being convenient for to accomplish weighing gets into the storage bucket from the case of weighing.

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Drawings

Fig. 1 is the utility model provides a sorting device schematic diagram for high water content seed.

Fig. 2 is a schematic perspective view of the region a in fig. 1.

Description of reference numerals:

1. a frame; 2. a control module; 3. rotating the vibrating disk; 4. a sample introduction guide rail; 5. a charging barrel; 6. a material output device; 7. a vibration driving motor; 8. a weighing box; 9. a discharging barrel; 10. a nuclear magnetic resonance measuring instrument; 11. the guide rod is communicated; 12. a sorting slide block; 13. a sorting guide rail; 14. a sorting container; 15. a first bearing plate; 16. a second bearing plate; 17. a third bearing plate; 18. a roller; 19. a transverse outlet; 20. a track groove.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

The sorting device for high-water-content seeds provided by this embodiment, as shown in fig. 1, includes a frame 1, a conveying device, a material weighing device, a nuclear magnetic resonance measuring instrument 10, and a sorting device.

As shown in fig. 1, the frame 1 is composed of an aluminum profile, a first bearing plate 15, a second bearing plate 16, a third bearing plate 17, and rollers 18, and is used for bearing, mounting, transporting and sorting devices.

As shown in fig. 1, the transportation device comprises a rotary vibration disc 3, a vibration driving motor 7, a sample introduction guide rail 4, a material output device 6 and a concentration monitoring sensor; the rotary vibration disc 3 is arranged on a first bearing plate 15, a longitudinal outlet of the sample introduction guide rail 4 is connected with the outlet end part of the rotary vibration disc 3, a transverse outlet 19 penetrating through the side edge is arranged on the side edge of the sample introduction guide rail 4 far away from the outlet end part of the rotary vibration disc 3, the transverse outlet 19 is connected with the material output device 6, and the material output device 6 enables seeds reaching the transverse outlet 19 to enter the feeding barrel 5 through air pressure; the vibration driving motor 7 is arranged on a first bearing plate 15 close to the rotary vibration disc 3, the driving end of the vibration driving motor is connected with the sample introduction guide rail 4, and the seeds are enabled to reach a transverse outlet 19 through the sample introduction guide rail 4 by vibration; the density monitoring sensor is configured for the sample injection guide rail 4 and is arranged towards the track groove 20 of the sample injection guide rail 4, the density monitoring sensor is used for detecting the seed conveying condition in the track groove 20, a detection signal is transmitted to the control module 2, the starting, stopping and vibration frequency of the vibration driving motor 7 are further regulated and controlled, and the phenomenon that no load or seeds are adhered to form a pile on the sample injection guide rail 4 is avoided.

As shown in fig. 1 and 2, the sorting device for high-moisture seeds comprises a material weighing device and a nuclear magnetic resonance measuring instrument 10; the material weighing device includes: a feed barrel 5, a weighing box 8 and a discharge barrel 9; the weighing box 8 is arranged on the second bearing plate 16, a feed barrel 5 is arranged on the weighing box 8, and the weighing box 8 is used for weighing seeds in the feed barrel 5; the utility model discloses a seed weighing device, including weighing box 8, nuclear magnetic resonance measuring instrument 10, pneumatic drive device, the lateral wall department of weighing box 8 is equipped with the export, the export links to each other through an pipe chute and one side of blown down bucket 9, the opening of the bottom of blown down bucket 9 and the import of nuclear magnetic resonance measuring instrument 10 are arranged relatively, and the seed is accomplished and is weighed the back, warp blown down bucket 9 gets into and carries out detection and analysis in the nuclear magnetic resonance measuring instrument 10, obtains the moisture content of seed, wherein is equipped with pneumatic drive device in the weighing box 8, pneumatic drive device can provide the pneumatic drive power towards.

As shown in fig. 1, a sorting apparatus is connected to a nuclear magnetic resonance measuring instrument 10, and includes: the device comprises a communicating guide rod 11, a sorting slide block 12, a sorting guide rail 13 and a sorting container 14; the communicating guide rod 11 is installed on the sorting slide block 12 and is communicated with an outlet of the nuclear magnetic resonance measuring instrument 10, the control module 2 controls the sorting slide block 12 to drive the communicating guide rod 11 to slide on the sorting guide rail 13, seeds are conveyed to the corresponding sorting container 14 through the communicating guide rod 11, and the sorting container 14 is placed on the third bearing plate 17.

As shown in fig. 1, a control module 2 is fixedly connected to the frame 1 for controlling the whole sorting process; in addition, a control display is connected outside the control module 2, so that the sorting process and the detection data are visualized.

The using method comprises the following steps:

seeds with accurately weighed mass enter a nuclear magnetic resonance measuring instrument 10 through a discharging barrel 9, stand and start to measure after the seeds are stable;

the nmr measuring apparatus 10 obtains nmr signals of the sample, establishes a regression analysis model, and then sorts the batch seeds, in this example, according to the following steps and parameters:

step 1: preparing standard seeds with known water content and quality for later use;

step 2: opening the nuclear magnetic resonance measuring instrument 10, calibrating the nuclear magnetic resonance measuring instrument, selecting an FID nuclear magnetic resonance test sequence, and setting sampling parameters: the center frequency (SF + O1) is 21.5594MHz, the 90 ° pulse width (P1) is 14us, the number of sampling points (TD) is 1024, the sampling bandwidth (SW) is 200KHz, the waiting Time (TW) is 500ms, the Radio Frequency Delay (RFD) is 0.002ms, and the accumulated number of times (NS) is 4;

and step 3: putting seeds with known water content into a sample cavity of the nuclear magnetic resonance measuring instrument 10, and testing nuclear magnetic resonance signals of the seeds;

and 4, step 4: acquiring a nuclear magnetic resonance signal of a standard sample, and establishing a fitting model between the nuclear magnetic signal and the water content of the seeds by using a least square method;

and 5: putting seeds to be tested into the sample cavity, collecting nuclear magnetic resonance signals of the seeds, testing 5 seed samples to be tested for 9 times, and analyzing the water content and the test repeatability;

step 6: substituting the nuclear magnetic resonance signal to be detected into the fitting formula obtained in the step 4 to obtain the water content of the sample to be detected;

after the seeds to be tested are measured and analyzed by the nuclear magnetic resonance measuring instrument 10, the test results and parameters are recorded, and then the seeds enter the sorting module and enter the communicating guide rod 11 under the action of gravity; the control module 2 controls the motion position of the sorting slide block 12 according to the moisture content of the seeds obtained by testing and the moisture content sorting threshold set by software, so as to sort the seeds, wherein each type of seeds corresponds to one threshold, each sorting threshold corresponds to one sorting outlet on the sorting guide rod, and the sorting slide block 12 is used for carrying out position correspondence, so that different types of seeds enter different sorting containers 14.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (10)

1. Conveying device for sorting high-water-content seeds, characterized by comprising:

a sample introduction guide rail (4) having a rail groove (20) adapted to move by vibrating the conveyed seeds;

the vibration driving motor (7) is fixed on the rack (1), the driving end of the vibration driving motor is connected with the sample introduction guide rail (4), and the vibration driving motor can change the vibration frequency of the sample introduction guide rail (4) according to a control signal;

a density monitoring sensor arranged at a position suitable for detecting in a track groove (20) facing the sample injection guide rail (4);

and the control module (2) is electrically connected with the concentration monitoring sensor and the vibration driving motor (7) respectively and is used for receiving the signal of the concentration monitoring sensor and sending a vibration intensity control signal to the vibration driving motor (7).

2. The conveyor device according to claim 1, characterized in that the track groove (20) is a square groove.

3. A conveyor device according to claim 1, wherein the inlet end of the track groove (20) has a longitudinal inlet and the outlet end has a transverse outlet (19).

4. The delivery device of claim 3, further comprising:

the rotary vibration disc (3) is used for carrying out rotary conveying on seeds, and an outlet of the rotary vibration disc is connected to a longitudinal inlet of the sample introduction guide rail (4).

5. The delivery device of claim 3, further comprising:

and the material output device (6) is connected to the outlet end of the sample injection guide rail (4) and used for providing driving force towards the transverse outlet (19) for outputting seeds.

6. A conveyor device according to claim 5, characterised in that the material output device (6) provides a driving force for outputting seeds towards the lateral outlet (19) by means of air pressure.

7. A sorting device for high water seeds, characterized in that it comprises a conveying device according to any one of claims 1 to 6.

8. A sorter as in claim 7 further comprising:

and the material weighing device is fixed on the frame, the inlet of the material weighing device faces the outlet of the sample injection guide rail (4), and the outlet of the material weighing device faces the inlet of the nuclear magnetic resonance measuring instrument (10).

9. A sorting device according to claim 8, characterised in that the material weighing device comprises:

the feeding barrel (5) is vertically arranged above the weighing box (8), the side wall of the feeding barrel is provided with an opening facing the outlet of the sample feeding guide rail (4), the other side wall opposite to the opening is provided with a plurality of meshes, and the bottom of the feeding barrel is communicated with the weighing box (8);

the weighing box (8) is a closed box body, and an outlet is formed in the side wall of the weighing box;

the discharge barrel (9) is vertically arranged, an opening facing the outlet of the weighing box (8) is formed in one side wall of the discharge barrel and communicated with the outlet of the weighing box (8) through an inclined tube, a plurality of meshes are formed in the other side wall of the discharge barrel, and the bottom opening faces the inlet of the nuclear magnetic resonance measuring instrument (10).

10. Sorting device according to claim 9, characterised in that a pneumatic drive is arranged in the weighing compartment (8), which pneumatic drive provides a pneumatic drive in the direction of the outlet of the weighing compartment (8).

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