CN111595713A - Device and method for detecting quality of wheat seeds - Google Patents
Device and method for detecting quality of wheat seeds Download PDFInfo
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- CN111595713A CN111595713A CN202010495554.9A CN202010495554A CN111595713A CN 111595713 A CN111595713 A CN 111595713A CN 202010495554 A CN202010495554 A CN 202010495554A CN 111595713 A CN111595713 A CN 111595713A
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- seeds
- image acquisition
- acquisition module
- wheat
- detecting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
Abstract
The invention discloses a device and a method for detecting the quality of wheat seeds. The invention comprises a container, wherein a sealing cover is arranged at the top of the container in a matching way; the inner bottom of the container is connected with a weighing tray through a weighing unit, a rectangular strip is arranged in the weighing tray, and a plurality of rectangular grooves are formed in the rectangular strip along the length direction of the rectangular strip; a background plate A and a first image acquisition module are respectively arranged on two opposite side walls of the weighing tray; the bottom of rectangular channel is provided with background board B, and the top of sealed lid sets up image acquisition module two. The detection device is used for detecting and judging the quality of seeds in batches and conveniently detecting a batch of abnormal bad seeds one by one, so that the yield of the seeds is conveniently calculated, and the abnormal bad seeds are conveniently found; the device has simple structure and convenient operation; the invention can judge whether the seeds are hollow or not completely dried by calculating the numerical relationship between m1 and m2 and m 3.
Description
Technical Field
The invention belongs to the technical field of seed detection, and particularly relates to a device and a method for detecting the quality of wheat seeds.
Background
The seeds are essential production data for agricultural production. The quality of the seeds is directly related to the development of agricultural production and economy. The quality of the seeds also determines the germination rate and other problems, and in order to ensure the quality of the seeds to reach the standard and the quality of the seeds to be improved continuously, the seeds need to be sampled and detected to ensure the germination rate in the planting process of farmers. The existing detection mode is observed by naked eyes; in the process of visual observation, because the volume of the seeds is small, whether the weight of the seeds is too light or the volume is too small cannot be judged by naked eyes; meanwhile, for some seeds with hollow or incompletely dried inside, the quality of the seeds cannot be judged by naked eyes alone. Therefore, a device capable of detecting the quality of the seeds is necessary.
Disclosure of Invention
The invention aims to provide a device and a method for detecting the quality of wheat seeds, which aim to solve the problems in the background technology.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a device for detecting the quality of wheat seeds, which comprises a container, wherein a sealing cover is arranged at the top of the container in a matching way; the inner bottom of the container is connected with a weighing tray through a weighing unit, a rectangular strip is arranged in the weighing tray, and a plurality of rectangular grooves are formed in the rectangular strip along the length direction of the rectangular strip; a background plate A and a first image acquisition module are respectively arranged on two opposite side walls of the weighing tray; a background plate B is arranged at the bottom of the rectangular groove, and a second image acquisition module is arranged at the top of the sealing cover;
the signal receiving end of the processor is connected with the image acquisition module II, the image acquisition module I and the weighing unit; the signal output end of the processor is connected with a display, and the display is installed on the outer side wall of the container.
Further, the weighing tray is a square tray.
Further, the weighing unit is a pressure sensor.
Furthermore, the top of the sealing cover is uniformly provided with illuminating lamp beads.
Furthermore, a stepped part matched with the container is arranged at the port of the sealing cover.
Furthermore, one side of the container is connected with a fixing plate, an electric telescopic rod is arranged on the fixing plate, a connecting plate is arranged at the end part of the electric telescopic rod, and the end part of the connecting plate is fixed on an outer side wall of the sealing cover.
Further, the background plate A and the first image acquisition module are symmetrically arranged along the length direction of the rectangular strip.
A quality detection method for wheat seeds adopts the quality detection device;
the quality detection method comprises the following steps:
stp1, placing one wheat seed on each rectangular groove;
stp2 fitting a sealing lid to the top of the container;
stp3, respectively carrying out image acquisition on the wheat seeds with the rectangular grooves through a first image acquisition module and a second image acquisition module, analyzing the volume V0 of the wheat seeds through the acquired images, and calculating the weight m1 of the wheat seeds to be rho V0 according to the density rho of the wheat seeds;
stp4, metering the weight m2 of the wheat seeds through a weighing unit, and simultaneously calculating the error range of m2 to be m2 +/-m 3; when m1 meets the condition that m2+ m3 is not less than m1 is not less than m2-m3, the batch of seeds are intact; when m1 does not satisfy m2+ m3 is not less than m1 is not less than m2-m3, the seeds in the batch have bad seeds;
stp5, the seeds detected in the step Stp4 were taken out, and Stp1, Stp2, Stp3 and Stp4 were repeated to perform detection.
Further, the determination of the volume V0 includes the acquisition of the size of the seed by the first image acquisition module and the second image acquisition module, respectively:
the seed surface area S1 and the seed height H are acquired by the first image acquisition module;
the seed surface area S2 and the seed length L are acquired by the image acquisition module II;
v0 ═ S1 × L K1+ H × S2 × K2;
the K1+ K2 is 1; where K1 and K2 are both constants.
Further, the determination of K1 and K2 includes taking seeds in advance, detecting the volume V0; then putting the sample into the quality detection device to obtain S1, S L, H and S2; k1 and K2 were determined by multiple experiments.
Further, the determination of the density ρ includes taking the seed in advance, detecting the volume V0, and then detecting the weight, and calculating the density ρ through a plurality of experiments.
Wherein, the detected display displays the above S1, L, H and S2, m2, m1 and m 3; when the batch of seeds has no bad seeds, the detection is shown to be finished; when the batch of seeds has bad seeds, displaying detection abnormality; when a single seed is a bad seed, it shows "bad seed", otherwise it shows "good seed".
The invention has the following beneficial effects:
by using the detection device, a batch of seeds with abnormal bad seeds can be conveniently detected one by one while batch detection is carried out to judge the quality of the seeds, so that the yield of the seeds can be conveniently calculated, and the abnormal bad seeds can be conveniently found; the device has simple structure and convenient operation; the invention can judge whether the seeds are hollow or not completely dried by calculating the numerical relationship between m1 and m2 and m 3.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a mass measuring device according to the present invention;
FIG. 2 is a schematic view of a rectangular strip structure according to the present invention;
fig. 3 is a top view of the sealing cap of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.
Referring to fig. 1-3, the present invention is a device for detecting wheat seed quality, comprising a container 1, a sealing cover 3 disposed on the top of the container 1; the inner bottom of the container 1 is connected with a weighing tray 2 through a weighing unit 11, a rectangular strip 21 is arranged in the weighing tray 2, and a plurality of rectangular grooves 24 are formed in the rectangular strip 21 along the length direction of the rectangular strip; a background plate A23 and an image acquisition module I22 are respectively arranged on two opposite side walls of the weighing tray 2; the bottom of the rectangular groove 24 is provided with a background plate B25, and the top of the sealing cover 3 is provided with a second image acquisition module 32;
the signal receiving end of the processor is connected with the second image acquisition module 32, the first image acquisition module 22 and the weighing unit 11; the signal output end of the processor is connected with a display which is arranged on the outer side wall of the container 1.
Preferably, the weighing tray 2 is a square tray.
Preferably, the top of the sealing cover 3 is uniformly distributed with illuminating lamp beads 33.
Preferably, the sealing cap 3 is provided at its port with a step 31 for engagement with the container 1.
Preferably, a fixing plate 12 is connected to one side of the container 1, an electric telescopic rod 13 is disposed on the fixing plate 12, a connecting plate 14 is disposed at an end of the electric telescopic rod 13, and an end of the connecting plate 14 is fixed to an outer side wall of the sealing cover 3.
Preferably, the background board a23 and the first image capturing module 22 are symmetrically disposed along the length of the rectangular bar 21.
A quality detection method for wheat seeds adopts the quality detection device;
the quality detection method comprises the following steps:
stp1, placing one wheat seed on each rectangular groove 24;
stp2 fitting the sealing lid 3 to the top of the container 1;
stp3, respectively carrying out image acquisition on the wheat seeds in the rectangular groove 24 through the first image acquisition module 22 and the second image acquisition module 32, analyzing the volume V0 of the wheat seeds through the acquired images, and calculating the weight m1 of the wheat seeds to rho V0 according to the density rho of the wheat seeds;
stp4, metering the weight m2 of the wheat seeds by a weighing unit 11, and simultaneously calculating the error range of m2 to be m2 +/-m 3; when m1 meets the condition that m2+ m3 is not less than m1 is not less than m2-m3, the batch of seeds are intact; when m1 does not satisfy m2+ m3 is not less than m1 is not less than m2-m3, the seeds in the batch have bad seeds;
stp5, the seeds detected in the step Stp4 were taken out, and Stp1, Stp2, Stp3 and Stp4 were repeated to perform detection.
Preferably, the determination of the volume V0 includes the acquisition of the size of the seed by the first image acquisition module 22 and the second image acquisition module 32, respectively:
the seed surface area S1 and the seed height H are acquired by the first image acquisition module 22;
the seed surface area S2 and the seed length L are acquired by the second image acquisition module 32;
v0 ═ S1 × L K1+ H × S2 × K2;
k1+ K2 ═ 1; where K1 and K2 are both constants.
Preferably, the determination of K1 and K2 includes taking seeds in advance, examining volume V0; then putting the sample into the quality detection device to obtain S1, S L, H and S2; k1 and K2 were determined by multiple experiments.
Preferably, the determination of the density ρ comprises taking the seed in advance, measuring the volume V0, and then measuring the weight, and calculating the density ρ by a number of tests.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (10)
1. The utility model provides a be used for wheat seed quality detection device which characterized in that: comprises a container (1), wherein a sealing cover (3) is arranged at the top of the container (1) in a matching way;
the inner bottom of the container (1) is connected with a weighing tray (2) through a weighing unit (11), a rectangular strip (21) is arranged in the weighing tray (2), and a plurality of rectangular grooves (24) are formed in the rectangular strip (21) along the length direction of the rectangular strip;
a background plate A (23) and a first image acquisition module (22) are respectively arranged on two opposite side walls of the weighing tray (2);
a background plate B (25) is arranged at the bottom of the rectangular groove (24), and a second image acquisition module (32) is arranged at the top of the sealing cover (3);
the signal receiving end of the processor is connected with the second image acquisition module (32), the first image acquisition module (22) and the weighing unit (11);
the signal output end of the processor is connected with a display, and the display is installed on the outer side wall of the container (1).
2. A device for wheat seed quality detection as claimed in claim 1 wherein the weighing tray (2) is a square tray.
3. The wheat seed quality detection device as claimed in claim 1, wherein lighting beads (33) are uniformly distributed on the top of the sealing cover (3).
4. A device for detecting the quality of wheat seeds as claimed in claim 1, wherein a step (31) matched with the container (1) is arranged at the port of the sealing cover (3).
5. The wheat seed quality detection device as claimed in claim 1, wherein a fixing plate (12) is connected to one side of the container (1), an electric telescopic rod (13) is arranged on the fixing plate (12), a connecting plate (14) is arranged at the end of the electric telescopic rod (13), and the end of the connecting plate (14) is fixed on an outer side wall of the sealing cover (3).
6. The wheat seed quality detection device as claimed in claim 1, wherein the background plate A (23) and the first image acquisition module (22) are symmetrically arranged along the length direction of the rectangular strip (21).
7. A method for detecting the quality of wheat seeds, which is characterized in that the device for detecting the quality of the wheat seeds as claimed in any one of the claims 1 to 6 is adopted;
the quality detection method comprises the following steps:
stp1, placing one wheat seed on each rectangular groove (24);
stp2, fitting a sealing cover (3) to the top of the container (1);
stp3, respectively carrying out image acquisition on the wheat seeds in the rectangular groove (24) through a first image acquisition module (22) and a second image acquisition module (32), analyzing the volume V0 of the wheat seeds through the acquired images, and calculating the weight m1 of the wheat seeds to rho V0 according to the density rho of the wheat seeds;
stp4, metering the weight m2 of the wheat seeds through a weighing unit (11), and simultaneously calculating the error range of m2 to be m2 +/-m 3; when m1 meets the condition that m2+ m3 is not less than m1 is not less than m2-m3, the batch of seeds are intact; when m1 does not satisfy m2+ m3 is not less than m1 is not less than m2-m3, the seeds in the batch have bad seeds;
stp5, the seeds detected in the step Stp4 were taken out, and Stp1, Stp2, Stp3 and Stp4 were repeated to perform detection.
8. The method for detecting the quality of the wheat seeds as claimed in claim 1, wherein the determining of the volume V0 comprises the following steps of respectively acquiring the sizes of the seeds through a first image acquisition module (22) and a second image acquisition module (32):
the seed surface area S1 and the seed height H are acquired by the first image acquisition module (22);
the seed surface area S2 and the seed length L are acquired by the second image acquisition module (32);
v0 ═ S1 × L K1+ H × S2 × K2;
the K1+ K2 is 1; where K1 and K2 are both constants.
9. The method for detecting the quality of the wheat seeds as claimed in claim 1, wherein the determination of K1 and K2 comprises the steps of taking the seeds in advance, detecting the volume V0; then putting the sample into the quality detection device to obtain S1, S L, H and S2; k1 and K2 were determined by multiple experiments.
10. The method as claimed in claim 1, wherein the determination of the density p comprises obtaining the seed in advance, detecting the volume V0, detecting the weight of the detector, and calculating the density p through multiple tests.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495554.9A CN111595713A (en) | 2020-06-03 | 2020-06-03 | Device and method for detecting quality of wheat seeds |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010495554.9A CN111595713A (en) | 2020-06-03 | 2020-06-03 | Device and method for detecting quality of wheat seeds |
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| Publication Number | Publication Date |
|---|---|
| CN111595713A true CN111595713A (en) | 2020-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010495554.9A Withdrawn CN111595713A (en) | 2020-06-03 | 2020-06-03 | Device and method for detecting quality of wheat seeds |
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| CN (1) | CN111595713A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116893127A (en) * | 2023-09-11 | 2023-10-17 | 中储粮成都储藏研究院有限公司 | Grain appearance quality index detector |
-
2020
- 2020-06-03 CN CN202010495554.9A patent/CN111595713A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116893127A (en) * | 2023-09-11 | 2023-10-17 | 中储粮成都储藏研究院有限公司 | Grain appearance quality index detector |
| CN116893127B (en) * | 2023-09-11 | 2023-12-08 | 中储粮成都储藏研究院有限公司 | Grain appearance quality index detector |
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Application publication date: 20200828 |