KR960030803A - Grain color sorting device - Google Patents

Grain color sorting device Download PDF

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Publication number
KR960030803A
KR960030803A KR1019950003576A KR19950003576A KR960030803A KR 960030803 A KR960030803 A KR 960030803A KR 1019950003576 A KR1019950003576 A KR 1019950003576A KR 19950003576 A KR19950003576 A KR 19950003576A KR 960030803 A KR960030803 A KR 960030803A
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South Korea
Prior art keywords
light
grain
receiving sensor
region
infrared region
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Application number
KR1019950003576A
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Korean (ko)
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KR0148436B1 (en
Inventor
사또루 사다께
다까후미 이또
노리마사 이께다
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사또루 사다께
가부시끼가이샤 사다께세이사꾸쇼
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Priority to KR1019950003576A priority Critical patent/KR0148436B1/en
Publication of KR960030803A publication Critical patent/KR960030803A/en
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Publication of KR0148436B1 publication Critical patent/KR0148436B1/en

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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
    • B07C5/34Sorting 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

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  • Sorting Of Articles (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)

Abstract

색깔 분류 장치는 곡물 안내기구와, 곡물 이송 기구와, 곡물을 조명하기 위한 기구와 조명된 곡물로부터의 광의 강도를 수용하기 위한 광수용 센서와 배경부를 포함하는 광학 검출 기구와, 곡물을 제거하기 위한 배출기구와, 상기 조명 기구가 가시광선 영역에서 스펙트럼 에너지를 분배하는 제1의 과원과 근적외선 영역에서 스펙트럼 에너지를 분배하는 제2의 광원을 포함하며, 광수용 센서는 가시광선 영역에 빛에 대한 고감도를 갖는 제1의 광수용 센서부와 근적외선 영역에 빛에 대한 고감도를 갖는 제2의 광수용 센서부를 포함하며, 이에 따라 하나의 색깔 분류 장치로 근적외선 영역에 투명이거나 또는 양호한 곡물과 동일한 색깔을 갖는 다른 외부 물질을 분리하고 제거할 뿐만 아니라 가시광선 영역에 있는 양호한 곡물로부터 상이한 색깔을 갖는 외부 물질을 검출하고 식별한다.The color sorting apparatus includes a grain guide mechanism, a grain conveying mechanism, an optical detection mechanism including a mechanism for illuminating the grain, a light receiving sensor and a background portion for receiving the intensity of light from the illuminated grain, and a grain removing mechanism. An emission mechanism and a first source of light that distributes the spectral energy in the visible region and a second light source that distributes the spectral energy in the near infrared region, wherein the photoreceptive sensor has a high sensitivity to light in the visible region And a first light receiving sensor portion having a second light receiving sensor portion having high sensitivity to light in the near infrared region, and thus having one color sorting device having the same color as transparent or good grain in the near infrared region. Not only separate and remove other foreign materials, but also have different colors from good grains in the visible range It detects the part material and identified.

Description

곡물 색깔 분류 장치Grain color sorting device

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명의 바람직한 실시예에 따른 곡물 색깔 분류 장치의 측면도,1 is a side view of a grain color sorting apparatus according to a preferred embodiment of the present invention,

제2도는 제1도의 곡물 색깔 분류장치의 광검출부 확대 단면도,2 is an enlarged cross-sectional view of the photodetector of the grain color sorter of FIG.

제3도는 제1도의 장치에 사용된 광원의 스펙트럼 에너지 분포를 도시하는 그래프,3 is a graph showing the spectral energy distribution of a light source used in the apparatus of FIG.

제4도는 가시광선 영역에서 근적외선 영역까지 파장 대역에서 백미, 유리, 플라스틱과 백석(white stone)의 반사광 강도 특성(반사율의 파장 의존성)을 도시하는 그래프,4 is a graph showing the reflected light intensity characteristics (wavelength dependence of reflectance) of white rice, glass, plastic and white stone in the wavelength band from the visible region to the near infrared region,

제5도는 제1도에 도시된 곡물 색깔 분류 장치의 색깔 식별과 분리(제거)를 위한 제어부의 블록도,5 is a block diagram of a control unit for color identification and separation (removal) of the grain color classification apparatus shown in FIG.

제6도는 제5도에 도시된 요소로부터 시간에 따른 출력 신호의 파장을 도시하는 그래프,FIG. 6 is a graph showing the wavelength of the output signal over time from the element shown in FIG.

제7도는 제2도의 광 검출부의 광원, 배경과 광수신 센서와 더상세한 배열(위치 관계)의 설명도.FIG. 7 is an explanatory diagram of a light source of the light detector of FIG. 2, a background and a light receiving sensor in a more detailed arrangement (position relation). FIG.

Claims (4)

곡물 색깔 분류 장치에 있어서, 소정의 곡물 유동 통로를 따라서 소정의 검출위치로 곡물을 안내하기위한 곡물 안내 수단과, 곡물을 상기 곡물 안내 수단에 연속적으로 이송하기 위한 곡물 이송 수단과, 상기소정의 검출위치를 통하여 유동 통로를 따라서 아래로 흐르는 곡물을 조명하기 위한 조명수단과, 상기 조명된곡물로부터 광의 강도를 수용하기 위한 광수용 센서 수단과 이들 사이에 중첩된 곡물 유동 통로와 상기 광수용 수단에 대향되게 배치된 배경 수단과, 그 및의 강도가 상기 배경 수단으로부터의 빛의 강도와 상이한 상기광학 검출 수단 아래에 배치되고 곡물을 제거하는 기능을 하는 배출 수단을 포함하며, 상기 조명 수단은 가시광선 영역에 스펙트럼 에너지를 분배하는 제1의 광원과 근적외선 영역에 스펙트럼 에너지를 분배하는 제2의 광원을 포함하며, 상기 광수용 센서 수단은 가시광선 영역에서 빛에 고감도를 가지는 제1의 광수용 센서부와 근적외선 영역에서 빛에 고감도를 가지는 제2의 광수용 센서부를 포함하는 곡물 색깔 분류 장치.A grain color classification apparatus comprising: grain guide means for guiding grain to a predetermined detection position along a predetermined grain flow passage, grain conveying means for continuously conveying grain to said grain guide means, and said predetermined detection Lighting means for illuminating grain flowing down the flow passage through the position, and light receiving sensor means for receiving the intensity of light from the illuminated grain, the grain flow passage superposed therebetween and opposing the light receiving means And means for discharging, disposed under the optical detection means, the background means arranged so as to be different from the intensity of light from the background means and for removing grain, wherein the illumination means comprises a visible light region. A first light source distributing spectral energy to the second light source and a second distributing spectral energy to the near infrared region Includes a source, it said light-receiving sensor means grain color sorting device including a light-receiving sensor of claim 2 having a high sensitivity to light in the light-receiving sensor portions and the near-infrared region of the first having a high sensitivity to light in the visible region. 제1항에 있어서, 상기 제1의 광원은 가시광선 영역에서 빛을 발생하는 형광 램프를 포함하며, 상기 제2의 광원은 근적외선 영역에서 빛을 발생하는 할로겐 램프를 포함하며, 상기 제1의 광수용 센서부는 실리콘 포토센서를 포함하며, 상기 제2의 광수용 센서부는 게르마늄 포토센서를 포함하는 장치.The light source of claim 1, wherein the first light source comprises a fluorescent lamp for generating light in a visible light region, and the second light source includes a halogen lamp for generating light in a near infrared region, and the first light. The receiving sensor portion comprises a silicon photosensor, and the second photo-receiving sensor portion comprises a germanium photosensor. 제1항에 있어서, 상기 제1과 제2의 광수용 센서부는 각각 가시광선 영역과 근적외선 영역에 있는 빛을 투과시키는 필터를 갖는 장치.The apparatus of claim 1, wherein the first and second light receiving sensor portions have filters for transmitting light in a visible light region and a near infrared region, respectively. 제3항에 있어서, 상기 제2의 광수용 센서부의 필터는 1,400∼1,600㎚의 파장 대역의 빛이 선택적으로 투과되도록 하는 장치.The device of claim 3, wherein the filter of the second light receiving sensor unit selectively transmits light in a wavelength band of 1,400 to 1,600 nm. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019950003576A 1995-02-23 1995-02-23 Cereal grain color sorting apparatus KR0148436B1 (en)

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Application Number Priority Date Filing Date Title
KR1019950003576A KR0148436B1 (en) 1995-02-23 1995-02-23 Cereal grain color sorting apparatus

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Application Number Priority Date Filing Date Title
KR1019950003576A KR0148436B1 (en) 1995-02-23 1995-02-23 Cereal grain color sorting apparatus

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KR960030803A true KR960030803A (en) 1996-09-17
KR0148436B1 KR0148436B1 (en) 1998-11-16

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