KR830002237A - Method and apparatus for screening foreign objects from materials on moving conveyor belts - Google Patents

Method and apparatus for screening foreign objects from materials on moving conveyor belts Download PDF

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Publication number
KR830002237A
KR830002237A KR1019800000102A KR800000102A KR830002237A KR 830002237 A KR830002237 A KR 830002237A KR 1019800000102 A KR1019800000102 A KR 1019800000102A KR 800000102 A KR800000102 A KR 800000102A KR 830002237 A KR830002237 A KR 830002237A
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South Korea
Prior art keywords
signal
line
circuit
television camera
integrating
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KR1019800000102A
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Korean (ko)
Inventor
마이에르 막시민
비트쿠겔 하인즈
요트. 리펠트 크라우스
호마이에르 우른
Original Assignee
크라우스 뤼브네르·칼 하인즈 라트예
하. 에프. 운트 페하. 에프. 레엠트스마 게엠페하 운트코
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Application filed by 크라우스 뤼브네르·칼 하인즈 라트예, 하. 에프. 운트 페하. 에프. 레엠트스마 게엠페하 운트코 filed Critical 크라우스 뤼브네르·칼 하인즈 라트예
Priority to KR1019800000102A priority Critical patent/KR830002237A/en
Publication of KR830002237A publication Critical patent/KR830002237A/en

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

Abstract

내용 없음No content

Description

움직이는 컨베이어 벨트상의 재료로부터 이물질을 가려내기 위한 방법 및 장치Method and apparatus for screening foreign objects from materials on moving conveyor belts

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this content is publicly disclosed, the full text is not included.

제1도는 직렬 배열된 2대의 컨베이어 벨트와 각 벨트마다 한 대의 카메라, 조명장치 뿐만 아니라 해당평가회로가 설치되어져 있는 장치를 표시한 도면.FIG. 1 is a diagram showing two conveyor belts arranged in series, one camera and lighting device for each belt, and a device having a corresponding evaluation circuit installed.

제2도는 텔레비젼 카메라의 비데오 신호를 평가하기 위한 회로를 블록 다이어 그램으로 표시한 도면.2 is a block diagram showing a circuit for evaluating a video signal of a television camera.

제3도는 비데오 신호의 이미지 성분과 적분회로 및 임계스위치 회로에서 얻은 출력신호를 표시한 도면.3 is a diagram showing the image components of the video signal and the output signal obtained from the integrating circuit and the threshold switch circuit.

Claims (9)

재료가 가시광선과 비가시 광선중 어느 한쪽 혹은 둘다에 의해 조사되고, 그 반사광은 운동의 방향에 직각이 되게 움직이는 라인범위의 형태로 공간 혹은 시가적으로 순차적인 평가수단에 의해 포집되고, 또한 이 평가수단은 몇몇 라인범위로부터 얻은 신호를 시간적으로 적분하여 동작신호를 발생시키며, 이동작신호수단에 의하여 재료로부터 이물질을 제거시키게 방출장치가 작동하며, 라인범위가 운동의 방향에 직각이 되게 운용되는 부분적인 범위로 세분화되고 이와 같이 형성되어진 부분적인 별개범위의 라인범위 구획이 서로 독립적으로 적부되어지는 특징을 지닌 가동컴베이어 벨트상의 재료, 특히 생담배나 담배엽맥으로부터 이물질을 가려내기 위한 방법.The material is irradiated by either or both visible and invisible rays, and the reflected light is captured by spatial or visual sequential sequential evaluation means in the form of a line range moving perpendicular to the direction of motion, and this evaluation The means generates a motion signal by temporally integrating the signals obtained from several line ranges, and the discharging device operates to remove foreign substances from the material by the moving operation signal means, and the line range is operated at right angles to the direction of motion. A method for screening out foreign substances from materials on movable conveyor belts, which are characterized by subdividing into separate ranges, and thus forming partially distinct ranges of line ranges independently of each other. 규정된 수의 라인범위구획을 적분한 후에 얻은 값이 리세트되고 적분이 다시 시작되는 특징을 지닌 특허청구범위 제1항에 의한 방법.The method according to claim 1, wherein the value obtained after integrating the prescribed number of line range divisions is reset and integration resumes. 신호의 교류성분만 적분되는 특징을 지닌 특허청구범위 제1항 혹은 제2항에 의한 방법.Method according to claim 1 or 2, characterized in that only the AC component of the signal is integrated. 텔레비젼 카메라가 평가장치로 사용되고 각 경우에 라인범위가 텔레비젼 이미지의 라인에 의해 형성되는 특징을 지닌 특허청구범위 제1-3항중 어느 하나에 의한 방법.A method according to any one of claims 1-3, wherein a television camera is used as the evaluation device and in each case the line range is formed by the lines of the television image. 컨베이어 벨트의 어느 범위와 그위에 위치한 재료를 조명하기 위한 최소한 1개의 광원과, 포집된 광원의 반사광의 함수로서 신호를 발생시키기 위한 평가수단과, 검지된 이물질을 재로부터 제거시키고 신호로부터 얻은 동작신호에 의해 작동되어지는 방출장치로 구성되며, 상기 평가수단이 컨베이어 벨트의 운동 방향에 직각이 되는 라인 패턴을 지니게 배열된 텔레비젼 카메라(2)로 구성되고, 텔레비젼 카메라(2)의 비데오 신호의 이미지 성분의 연속적으로 뒤따르는 라인 비데오 신호의 이미지 성분을 다수의 신호부위로 세분시키기 위한 멀티프렉서회로(13)에 한 선로씩 공급되어지며 신호부위가 라인내의 그 위치함수로서 적분회로(14)에 공급되고 상기 회로의 출력이 동작신호를 공급하는 임계치장치(15)에 결합되어지는 특징을 지닌, 가동 컨베이어 벨트상의 재료, 특히 생담배나 담배 엽맥으로부터 이물질을 가려내기 장치.At least one light source for illuminating a certain range of the conveyor belt and the material located thereon, an evaluation means for generating a signal as a function of reflected light of the collected light source, and an operation signal obtained from the signal by removing the detected foreign matter from the ash It consists of a discharge device that is operated by, the evaluation means is composed of a television camera (2) arranged with a line pattern perpendicular to the direction of movement of the conveyor belt, the image component of the video signal of the television camera (2) One line is supplied to the multi-plexer circuit 13 for subdividing the image component of the line video signal that is continuously followed by multiple signal parts, and the signal part is supplied to the integrating circuit 14 as its position function in the line. It is characterized in that the output of the circuit is coupled to the threshold device 15 for supplying an operation signal, the material on the movable conveyor belt, in particular a device for screening foreign substances from raw tobacco or tobacco leaf. 텔레비젼 카메라(2)의 블랭킹 펄스가 타이밍 신호로서 멀티프렉서회로(13)에 공급되어지는 특징을 지닌, 특허청구범위 제5항에 의한 장치.A device according to claim 5, characterized in that the blanking pulse of the television camera (2) is supplied as a timing signal to the multiplexer circuit (13). 규정된 수의 라인의 비데오 신호의 이미지 성분을 평가한 후에, 적분회로가 동수의 후속라인의 비데오 신호의 이미지성분을 적분시키기 위해 리세트되는 특징을 지닌, 특허청구범위 제6항 혹은 제항에 의한 장치.After evaluating the image component of the video signal of a specified number of lines, the integrating circuit is reset according to claim 6 or claim 2, characterized in that it is reset to integrate the image component of the video signal of the same number of subsequent lines. Device. 임계스위치(15)가 각각의 적분회로(14)뒤에 접속되어지는 특징을 지닌, 특허청구범위 제5-7항의 어느 하나에 의한 장치.Apparatus according to any one of claims 5-7, characterized in that the threshold switch (15) is connected behind each integrating circuit (14). 임계스위치(15)의 임계치를 조정할 수 있는 특징을 지닌, 특허청구범위 제8행에 의한 장치.Apparatus according to claim 8, characterized in that the threshold of the threshold switch (15) can be adjusted. ※ 참고사항:최초출원 내용에 의하여 공개하는 것임.※ Note: Disclosure is based on the contents of the first application.
KR1019800000102A 1980-01-11 1980-01-11 Method and apparatus for screening foreign objects from materials on moving conveyor belts KR830002237A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019800000102A KR830002237A (en) 1980-01-11 1980-01-11 Method and apparatus for screening foreign objects from materials on moving conveyor belts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019800000102A KR830002237A (en) 1980-01-11 1980-01-11 Method and apparatus for screening foreign objects from materials on moving conveyor belts

Publications (1)

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KR830002237A true KR830002237A (en) 1983-05-23

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