WO2022137817A1 - 穀粒判別装置 - Google Patents
穀粒判別装置 Download PDFInfo
- Publication number
- WO2022137817A1 WO2022137817A1 PCT/JP2021/040432 JP2021040432W WO2022137817A1 WO 2022137817 A1 WO2022137817 A1 WO 2022137817A1 JP 2021040432 W JP2021040432 W JP 2021040432W WO 2022137817 A1 WO2022137817 A1 WO 2022137817A1
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- WO
- WIPO (PCT)
- Prior art keywords
- grain
- light source
- housing
- camera
- light
- Prior art date
Links
- 238000009792 diffusion process Methods 0.000 claims description 5
- 238000003384 imaging method Methods 0.000 abstract description 5
- 235000013339 cereals Nutrition 0.000 description 128
- 241000209094 Oryza Species 0.000 description 6
- 235000007164 Oryza sativa Nutrition 0.000 description 6
- 235000009566 rice Nutrition 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 244000068988 Glycine max Species 0.000 description 2
- 235000010469 Glycine max Nutrition 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 244000046052 Phaseolus vulgaris Species 0.000 description 1
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 description 1
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 235000005822 corn Nutrition 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000012850 discrimination method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Images
Classifications
-
- 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
- G01N21/85—Investigating moving fluids or granular solids
-
- 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
- G01N21/88—Investigating the presence of flaws or contamination
Definitions
- the present invention relates to a grain discriminating device capable of discriminating the quality of grains.
- the quality of grains has been optically determined.
- a transparent tray on which the grain placement surface is transparent is used, and the grains placed on the transparent tray are imaged from above by a camera. Then, the quality of the grain is determined based on the obtained image information. Since such a device optically determines the quality of grains, even a non-experienced person can easily determine the quality.
- the quality discrimination accuracy is improved by obtaining image information of not only the front surface of the grain placed on the transparent tray but also the back surface of the grain. There is a possibility that it can be done.
- a camera is installed in a device for discriminating the quality of grains, it is necessary to secure an installation space for the camera, which may lead to an increase in the size of the grain discriminating device and a decrease in portable performance.
- An object of the present invention is to provide a grain discriminating device capable of improving the grain discriminating accuracy while suppressing an increase in the size of the grain discriminating device.
- the present invention is a grain discrimination device capable of discriminating the quality of grains placed on a transparent tray, and is an upper camera arranged above the grains and capable of capturing an image of the upper surface of the grains.
- a lower camera that is placed below the grain and can image the lower surface of the grain, an upper light source that is placed above the grain and can illuminate the upper surface of the grain, and the grain.
- It is a grain discriminating device characterized by having a first lower light source which is arranged below and can illuminate the lower surface of the grain.
- the grain discriminating device includes an upper housing provided with the upper camera, a lower housing provided with the lower camera, and a tray arrangement housing on which the transparent tray can be placed.
- the upper light source is capable of illuminating the upper surface of the grain with direct light and / or indirect light
- the first lower light source is capable of illuminating the lower surface of the grain with indirect light.
- the grain discriminating device according to any one of (1) to (4) above, which is characterized in that it can be illuminated from diagonally below.
- the second lower light source includes a light emitting portion and a cylindrical lens arranged in the light irradiation direction of the light emitting portion, and the cylindrical lens suppresses the diffusion of light to cover the lower surface of the grain.
- the grain discriminating device according to (5) or (6) above, which is capable of being illuminated.
- the upper surface and the lower surface of the grain placed on the transparent tray can be imaged by the upper camera and the lower camera, respectively. Furthermore, by providing an upper light source that can illuminate the upper surface of the grain and a first lower light source that can illuminate the lower surface of the grain, it is possible to determine the quality of the grain with higher accuracy than before. Become.
- the tray arrangement housing movably accommodates at least one of the upper housing provided with the upper camera and the lower housing provided with the lower camera. be able to.
- at least one of the upper housing and the lower housing can be accommodated to reduce the size of the entire device. This makes it easier to secure a storage space, and further facilitates transportation of the grain discriminating device.
- the upper surface of the grain can be illuminated by the direct light and / or the indirect light of the upper light source.
- the direct light and / or the indirect light of the upper light source can be illuminated by the direct light and / or the indirect light of the upper light source.
- the indirect light from the first lower light source is indirect light from the blanket or the non-reflective coated surface, it is possible to prevent the light source and peripheral members from being reflected on the lower surface of the grain. be able to.
- a second lower light source capable of illuminating the lower surface of the grain is provided below the grain, and direct light and / or indirect light of the second lower light source is directed diagonally below the grain. Can be irradiated from. This makes it possible to effectively detect cracks in the body of rice grains.
- At least one of the first lower light source and the second lower light source emits light, and the grain is imaged by the lower camera.
- the light of the light emitting portion can be irradiated to the lower surface of the grain through the cylindrical lens. This makes it possible to suppress the diffusion of light and image the lower surface of the grain with uniform and even brightness.
- FIG. 1 is a cross-sectional view of the grain discriminating device 1 according to the first embodiment.
- the grain discriminating device 1 can irradiate the grains with light and image the grains from above and below.
- the grain discriminating device 1 can be used to discriminate the quality of grains such as rice, wheat, beans, and corn.
- the grain discriminating device 1 is formed in a box shape, and is formed from the upper housing 12, the tray arrangement housing 11, and the lower housing 13. It is mainly composed.
- the upper housing 12 has a cylindrical shape.
- the transparent tray 50 has a cylindrical shape from the bottom surface to the upper side.
- the lower and lower housings 13 from the bottom surface of the transparent tray 50 are octagonal.
- the upper housing 12, the tray arrangement housing 11, and the lower housing 13 are not necessarily limited to the shapes shown in FIG.
- a polygon other than a circle or an octagon in a plan view can be appropriately adopted.
- the grain 2 whose quality is to be determined is placed in a dish-shaped transparent tray 50, and the transparent tray 50 is placed on a circular mounting portion 14 opened in the tray arrangement housing 11. Placed.
- the transparent tray 50 of the present embodiment is formed of a transparent synthetic resin in a dish shape, but at least the bottom surface on which the grain 2 is placed needs to have light transmission, and the shape and dimensions are particularly high. Not limited.
- an upper camera 3a capable of photographing the grain 2 from above is attached inside the upper housing 12. Further, the upper housing 12 can move up and down in the direction of the arrow through the upper opening 16 formed in the tray arrangement housing 11.
- the upper housing 12 can be housed inside the tray arrangement housing 11 together with the upper camera 3a.
- the upper housing 12 is fixed at the position shown in FIG.
- a method for fixing the upper housing 12 it is not necessary to exemplify, and a known locking method may be appropriately adopted.
- a lower camera 3b capable of capturing the grain 2 from below is attached. Further, the lower housing 13 can move up and down in the direction of the arrow through the peripheral opening 17 formed in the tray arrangement housing 11. In addition, the tray arrangement housing 11 is formed with a lower opening 15 as shown in FIG. As a result, when the tray arrangement housing 11 is moved downward or the lower housing 13 is moved upward and the lower housing 13 is housed in the tray arrangement housing 11, the lower camera 3b moves the lower housing 11 to the tray arrangement housing 11. It prevents it from interfering with.
- the lower housing 13 can be housed inside the tray arrangement housing 11 together with the lower camera 3b.
- the lower housing 13 is fixed at the position shown in FIG.
- a known locking method may be appropriately adopted without exemplifying.
- the grain discriminating device 1 at the time of use shown in FIG. 1 can be accommodated.
- the height of the can be reduced to about 2/3. With such a configuration, the storage space of the grain discriminating device 1 can be easily secured, and the transportation can be further facilitated.
- an upper light source 30 is provided diagonally above the transparent tray 50, and a plurality of white LEDs are provided as light emitting portions. Further, as shown in FIG. 5, since the side wall around the transparent tray 50 has a white surface, it is possible to irradiate the grain 2 with the direct light of the upper light source 30 and the indirect light reflected by the side wall. ing.
- a first lower light source 40 and a second lower light source 20 are provided diagonally below the transparent tray 50.
- the first lower light source 40 is provided with a plurality of white LEDs facing downward as a light emitting unit.
- the side wall around the first lower light source 40 is a white surface, and the opposite surface of the first lower light source 40 is a non-reflective black surface.
- the non-reflective black surface can be, for example, by installing a blanket or applying a non-reflective coating material.
- the direct light of the first lower light source 40 and the indirect light reflected by the side wall are strongly irradiated to the non-reflective black surface, so that the reflected light on the black surface is transparent as the indirect light of the first lower light source 40.
- the bottom surface of the tray 50 is irradiated. With such a configuration, the entire bottom surface of the transparent tray 50 can be uniformly irradiated with light, and the entire lower surface of the grain can be illuminated.
- a second lower light source 20 is provided diagonally below the transparent tray 50, and a plurality of white LEDs 21 are provided toward the cylindrical lens 22 as light emitting portions. .. More specifically, a white LED 21 and a cylindrical lens 22 are provided in a reflector having a U-shaped cross section.
- the direct light from the white LED 21 is applied to the bottom surface of the transparent tray 50 via the cylindrical lens 22.
- the cylindrical lens 22 it is possible to suppress the diffusion of light by the action of the lens and make the brightness of the bottom surface of the transparent tray 50 substantially uniform.
- the white LED is used for the upper light source 30, the first lower light source 40, and the second lower light source 20, but the white LED is not necessarily limited to the white LED, and R (red). , G (green), B (blue) monochromatic LEDs can be combined.
- the quality discrimination method of the grain discriminating device 1 in the present embodiment will be described.
- the upper housing 12 is pulled out and fixed upward from the tray arrangement housing 11 as shown in FIG. 1 from the state of the grain discriminating device 1 shown in FIG. .. Further, the tray arrangement housing 11 is moved upward, and the lower housing 13 is pulled out from the tray arrangement housing 11 and fixed.
- the grain discriminating device 1 of the present embodiment uses cameras having the same specifications for both the upper camera 3a and the lower camera 3b so that the image qualities acquired by the upper camera 3a and the lower camera 3b are the same. Furthermore, lens aberration correction that does not rely on image processing is performed so that the entire surface of the image pickup screen is in focus. Therefore, in the present embodiment, the distance between the grain 2 placed on the bottom surface of the transparent tray 50 and the upper camera 3a and the lower camera 3b is the same.
- the grain 2 to be quality-determined is placed on the transparent tray 50 and placed on the circular mounting portion 14 in the tray placement housing 11.
- the upper light source 30, the first lower light source 40, and the second lower light source 20 are turned on, the grains 2 placed on the transparent tray 50 are irradiated with light, and the grains by the upper camera 3a and the lower camera 3b are used.
- Image of grain 2 is performed.
- three types of images, a reflection image, a transmission image, and a cracked body image can be captured by each of the upper camera 3a and the lower camera 3b.
- the reflection transmission image of the grain 2 can be captured by the upper camera 3a and the lower camera 3b.
- the upper light source 30, the first lower light source 40, and the second lower light source 20 may be turned on at the same time, and the grain 2 may be imaged by the upper camera 3a and the lower camera 3b.
- the grain 2 may be imaged by the upper camera 3a and the lower camera 3b with the upper light source 30 and the first lower light source 40 or the second lower light source 20 turned on at the same time.
- a reflection transmission image can be imaged on the front surface and the back surface of the grain 2.
- the second lower light source 20 can be turned on and the image can be taken by the lower camera 3b.
- the cylindrical lens 22 it is possible to suppress the diffusion of light by the action of the lens and to make the brightness of the bottom surface of the transparent tray 50 substantially uniform. As a result, the image quality is improved, and when the back surface of the grain 2 is colored, it is possible to determine whether it is milky white or colored.
- the cylindrical lens 22 is provided in the second lower light source 20, but it is sufficient that the light emitting surface is formed in a convex shape.
- a semi-cylindrical lens in which the light receiving surface is flat and the light emitting surface is formed in a convex shape, or a lens in which the cross section of the lens is formed in an ellipse may be used. That is, the convex shape of the light emitting surface of the lens may be any one provided with a curved surface.
- both the first lower light source 40 and the second lower light source 20 are provided, but it is not always necessary to provide both, and only one of them may be provided. Even when both the first lower light source 40 and the second lower light source 20 are provided, only one of them can be turned on to take an image of the front surface or the back surface of the grain 2.
- the image data captured by the upper camera 3a and the lower camera 3b are analyzed by a microcomputer (not shown) of the grain discriminating device 1. For example, based on the acquired image data of the grain 2, shape information such as the outer shape, area, length, and width, color information, and optical information such as cracking of the rice grain are extracted to improve the quality of the grain 2. It is possible to discriminate with high accuracy.
- the present invention makes it possible to image the entire grain 2 on the entire surface of the image pickup screen without performing special image processing for imaging the front surface and the back surface of the grain 2.
- the distance between the grain 2 on the transparent tray 50 and the upper camera 3a and the lower camera 3b is required to be a certain distance or more, but only when the grain discriminating device 1 is used, the tray arrangement housing 11 to the upper casing Since the body 12 is configured to be pulled out upward and the lower housing 13 is pulled out downward to be fixed, it greatly contributes to storage, space saving, and ease of transportation / movement.
- the second embodiment it is mainly composed of an upper housing 12 and a tray arrangement housing 11. More simply, it is an embodiment in which the lower housing 13 is not provided in the above-mentioned first embodiment, the lower camera 3b is not provided, and the tray arrangement housing 11 can be directly placed on the ground plane. It is configured.
- the upper housing 12 can be housed inside the tray arrangement housing 11 together with the upper camera 3a. Then, when the grain 2 is imaged by the upper camera 3a, the upper housing 12 is fixed at a position as shown in FIG. With such a configuration, the device itself can be downsized as compared with the conventional discriminating device, the storage space of the grain discriminating device 1 can be easily secured, and the transportation can be further facilitated. ..
- the third embodiment it is mainly composed of a lower housing 13 and a tray arrangement housing 11. More simply, it is an embodiment in which the upper camera 3a is fixedly arranged on the upper part in the tray arrangement housing 11 without providing the upper housing 12 that can move up and down in the first embodiment described above. Since a predetermined distance is required between the upper camera 3a and the grain 2, the tray arrangement housing 11 shown in FIG. 1 needs to be enlarged upward.
- the lower housing 13 can be housed together with the lower camera 3b inside the tray arrangement housing 11 as in the first embodiment described above. With such a configuration, it is possible to discriminate the quality of the grain 2 with high accuracy by the upper camera 3a and the lower camera 3b as compared with the conventional discriminator. Further, the device itself can be miniaturized, a storage space for the grain discriminating device 1 can be easily secured, and in addition, it can be easily transported.
- FIG. 8 shows a cross-sectional view of the grain discriminating device 1 in the modified example of the first embodiment (see FIG. 1 and the like) described above.
- the basic device configuration is the same as that of the first embodiment described above, and is different in that, as shown in the figure, the shape of the housing is substantially spherical in the modified example.
- a modification will be described below, but the configuration common to the above-described first embodiment may be omitted.
- the grain discriminating device 1 in the modified example has a substantially spherical shape.
- the housing is mainly composed of an upper housing 12 and a lower housing 13 with the vicinity of the center of the housing as a boundary.
- a transparent tray 50 is mounted on the circular mounting portion 14 attached to either the upper housing 12 or the lower housing 13, and is mounted on the upper camera 3a attached to the upper housing 12 and the lower housing 13.
- the attached lower camera 3b makes it possible to take an image of the grain 2 placed on the transparent tray 50.
- An upper light source 30 is provided diagonally above the transparent tray 50, and a plurality of white LEDs are provided as light emitting units. Further, a first lower light source 40 and a second lower light source 20 are provided diagonally below the transparent tray 50. The first lower light source 40 is provided with a plurality of white LEDs facing downward as a light emitting unit. The second lower light source 20 is provided with a plurality of white LEDs 21 as light emitting portions toward the cylindrical lens 22. More specifically, a white LED 21 and a cylindrical lens 22 are provided in a reflector having a U-shaped cross section. The second lower light source 20 is provided in four directions in a plan view as shown in FIG.
- the first lower light source 40 and the second lower light source 20 are provided diagonally below the transparent tray 50, but the present invention is not necessarily limited to such a form.
- the present invention is not necessarily limited to such a form.
- only the first lower light source 40 may be provided without providing the second lower light source 20, or only the second lower light source 20 may be provided without providing the first lower light source 40. May be provided.
- the shape of the housing is substantially spherical, but the shape is not necessarily limited to such a shape.
- the housing of the grain discriminating device 1 may have a substantially elliptical shape extending in the vertical direction. ..
- Grain discriminator 2 Grain 3a Upper camera 3b Lower camera 11 Tray arrangement housing 12 Upper housing 13 Lower housing 14 Circular mounting part 15 Lower opening 16 Upper opening 17 Peripheral opening 20 Second lower light source 21 White LED 22 Cylindrical lens 30 Upper light source 40 First lower light source 50 Transparent tray
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Abstract
Description
図1は、第1実施形態における穀粒判別装置1の断面図である。穀粒判別装置1は、穀粒に光を照射し、当該穀粒を上方及び下方から撮像することが可能である。穀粒判別装置1は、米、麦、豆類、コーンなどの穀粒の品質を判別するために使用することができる。
穀粒判別装置1を使用する際は、図3に示される穀粒判別装置1の状態から、図1に示されるように、トレー配置筐体11から上部筐体12を上方に引き出して固定する。さらに、トレー配置筐体11を上方へ移動して当該トレー配置筐体11から下部筐体13を引き出して固定する。本実施形態の穀粒判別装置1は、上方カメラ3a及び下方カメラ3bともに同じ仕様のカメラを使用して、上方カメラ3a及び下方カメラ3bによって取得する画像品質が同一品質となるようにしている。さらに、画像処理に頼らないレンズ収差補正を行い、撮像画面全面においてピントが合うようにしている。そのため、本実施形態では、透明トレー50の底面に載置される穀粒2と、上方カメラ3a及び下方カメラ3bとの距離は同じ距離となっている。
次に、本発明の第2実施形態について説明する。なお、前述の第1実施形態と同様の構成については説明を省略し、特に第1実施形態と相違する構成について以下に説明する。
次に、本発明の第3実施形態について説明する。なお、前述の第1実施形態と同様の構成については説明を省略し、特に第1実施形態と相違する構成について以下に説明する。
図8には、前述した第1実施形態(図1等参照)の変形例における穀粒判別装置1の断面図が示されている。なお、基本的な装置構成は前述の第1実施形態と同様であり、図示されるように、変形例では筐体の形状が略球状となっている点で相違する。以下に、変形例について説明するが、前述した第1実施形態と共通する構成は省略して説明する場合がある。
2 穀粒
3a 上方カメラ
3b 下方カメラ
11 トレー配置筐体
12 上部筐体
13 下部筐体
14 円形載置部
15 下部開口
16 上部開口
17 周囲開口
20 第2下方光源
21 白色LED
22 シリンドリカルレンズ
30 上方光源
40 第1下方光源
50 透明トレー
Claims (7)
- 透明トレーに載置された穀粒の品質を判別可能な穀粒判別装置であって、
前記穀粒の上方に配置されて該穀粒の上面を撮像可能な上方カメラと、
前記穀粒の下方に配置されて該穀粒の下面を撮像可能な下方カメラと、
前記穀粒の上方に配置されて該穀粒の上面を照明可能な上方光源と、
前記穀粒の下方に配置されて該穀粒の下面を照明可能な第1下方光源と、を有する
ことを特徴とする穀粒判別装置。 - 前記穀粒判別装置は、
前記上方カメラが設けられた上部筐体と、前記下方カメラが設けられた下部筐体と、前記透明トレーを載置可能なトレー配置筐体と、を有し、
前記トレー配置筐体は、前記上部筐体と前記下部筐体とのうち少なくともいずれか一方を可動させて収容することが可能である
ことを特徴とする請求項1に記載の穀粒判別装置。 - 前記上方光源は、直接光及び/又は間接光によって前記穀粒の上面を照明可能であり、
前記第1下方光源は、間接光によって前記穀粒の下面を照明可能である
ことを特徴とする請求項1又は2に記載の穀粒判別装置。 - 前記第1下方光源による間接光は、植毛布又は無反射塗装面からの間接光である
ことを特徴とする請求項3に記載の穀粒判別装置。 - 前記穀粒の下方に配置されて該穀粒の下面を照明可能な第2下方光源を有し、
前記第2下方光源は、直接光及び/又は間接光によって前記穀粒の下面を斜め下方から照明可能である
ことを特徴とする請求項1乃至4のうちいずれか1項に記載の穀粒判別装置。 - 前記第1下方光源と前記第2下方光源とのうち、少なくともいずれか一方が発光されて前記下方カメラによる前記穀粒の撮像が行われる
ことを特徴とする請求項5に記載の穀粒判別装置。 - 前記第2下方光源は、
発光部と、該発光部の光の照射方向に配置されるシリンドリカルレンズとを備え、
前記シリンドリカルレンズは、光の拡散を抑制して前記穀粒の下面を照明可能である
ことを特徴とする請求項5又は6に記載の穀粒判別装置。
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JP2022571930A JP7355258B2 (ja) | 2020-12-23 | 2021-11-02 | 穀粒判別装置 |
CN202180086479.3A CN116670498A (zh) | 2020-12-23 | 2021-11-02 | 谷粒判别装置 |
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JP2020214161 | 2020-12-23 | ||
JP2020-214161 | 2020-12-23 |
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Citations (6)
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JP2001041895A (ja) * | 1999-07-30 | 2001-02-16 | Satake Eng Co Ltd | 粒状物品位判別装置 |
JP2006231233A (ja) * | 2005-02-25 | 2006-09-07 | Kubota Corp | 粒状体選別装置 |
JP2014158551A (ja) * | 2013-02-19 | 2014-09-04 | Canon Inc | 移動型x線撮影装置 |
WO2019172118A1 (ja) * | 2018-03-05 | 2019-09-12 | 株式会社小糸製作所 | センサシステム、センサモジュール、およびランプ装置 |
JP2020026963A (ja) * | 2018-08-09 | 2020-02-20 | 株式会社サタケ | 穀粒品位判別装置 |
CN112067616A (zh) * | 2020-09-28 | 2020-12-11 | 江苏大学 | 一种谷物品质实时检测装置及方法 |
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2021
- 2021-11-02 WO PCT/JP2021/040432 patent/WO2022137817A1/ja active Application Filing
- 2021-11-02 CN CN202180086479.3A patent/CN116670498A/zh active Pending
- 2021-11-02 JP JP2022571930A patent/JP7355258B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001041895A (ja) * | 1999-07-30 | 2001-02-16 | Satake Eng Co Ltd | 粒状物品位判別装置 |
JP2006231233A (ja) * | 2005-02-25 | 2006-09-07 | Kubota Corp | 粒状体選別装置 |
JP2014158551A (ja) * | 2013-02-19 | 2014-09-04 | Canon Inc | 移動型x線撮影装置 |
WO2019172118A1 (ja) * | 2018-03-05 | 2019-09-12 | 株式会社小糸製作所 | センサシステム、センサモジュール、およびランプ装置 |
JP2020026963A (ja) * | 2018-08-09 | 2020-02-20 | 株式会社サタケ | 穀粒品位判別装置 |
CN112067616A (zh) * | 2020-09-28 | 2020-12-11 | 江苏大学 | 一种谷物品质实时检测装置及方法 |
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JP7355258B2 (ja) | 2023-10-03 |
JPWO2022137817A1 (ja) | 2022-06-30 |
CN116670498A (zh) | 2023-08-29 |
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