IT1249818B - Dispositivo di rivelazione di posizione sfalsata di un filo in una rocca - Google Patents

Dispositivo di rivelazione di posizione sfalsata di un filo in una rocca

Info

Publication number
IT1249818B
IT1249818B ITRM910557A ITRM910557A IT1249818B IT 1249818 B IT1249818 B IT 1249818B IT RM910557 A ITRM910557 A IT RM910557A IT RM910557 A ITRM910557 A IT RM910557A IT 1249818 B IT1249818 B IT 1249818B
Authority
IT
Italy
Prior art keywords
staggered position
detection device
fork
wire
pixel
Prior art date
Application number
ITRM910557A
Other languages
English (en)
Italian (it)
Inventor
Tetsuji Masai
Original Assignee
Murata Machinery Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Murata Machinery Ltd filed Critical Murata Machinery Ltd
Publication of ITRM910557A0 publication Critical patent/ITRM910557A0/it
Publication of ITRM910557A1 publication Critical patent/ITRM910557A1/it
Application granted granted Critical
Publication of IT1249818B publication Critical patent/IT1249818B/it

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/0002—Inspection of images, e.g. flaw detection
    • G06T7/0004—Industrial image inspection
    • 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
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
    • 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
    • G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
    • G01N2021/8896—Circuits specially adapted for system specific signal conditioning
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/10—Scanning
    • G01N2201/102—Video camera
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30108—Industrial image inspection
    • G06T2207/30124—Fabrics; Textile; Paper

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Quality & Reliability (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Pathology (AREA)
  • Filamentary Materials, Packages, And Safety Devices Therefor (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Winding Filamentary Materials (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Closed-Circuit Television Systems (AREA)
  • Warehouses Or Storage Devices (AREA)
ITRM910557A 1990-07-25 1991-07-23 Dispositivo di rivelazione di posizione sfalsata di un filo in una rocca IT1249818B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990078203U JP2521090Y2 (ja) 1990-07-25 1990-07-25 綾落ち検査装置

Publications (3)

Publication Number Publication Date
ITRM910557A0 ITRM910557A0 (it) 1991-07-23
ITRM910557A1 ITRM910557A1 (it) 1993-01-23
IT1249818B true IT1249818B (it) 1995-03-28

Family

ID=13655466

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM910557A IT1249818B (it) 1990-07-25 1991-07-23 Dispositivo di rivelazione di posizione sfalsata di un filo in una rocca

Country Status (3)

Country Link
US (1) US5224172A (en])
JP (1) JP2521090Y2 (en])
IT (1) IT1249818B (en])

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH686779A5 (de) * 1993-10-29 1996-06-28 Luwa Ag Zellweger Vorrichtung zur Ueberpruefung der Wickelqualitaet von Garnspulen und Verwendung der Vorrichtung an einer Spul- oder Spinnmaschine.
JP2757754B2 (ja) * 1993-11-09 1998-05-25 村田機械株式会社 パッケージの綾落ち糸検出方法
TW299035U (en) * 1994-07-11 1997-02-21 Barmag Barmer Maschf Co Ltd Method of optically measuring the surface of yarn packages
DE19836071A1 (de) * 1998-08-10 2000-02-17 Schlafhorst & Co W Verfahren zur Erkennung von Fadenresten auf Spinnkopshülsen
US6633383B1 (en) * 1999-10-25 2003-10-14 Linetech Industries, Inc. Method and apparatus for the automated inspection of yarn packages
JP2004514798A (ja) * 2000-11-27 2004-05-20 イェンセン・デンマーク・アクティーゼルスカブ 布切れを自動的に検査する装置および方法
US7004421B2 (en) * 2002-05-28 2006-02-28 Fuji Photo Film Co., Ltd. Inspection device of winding appearance of tape and improvement processing method for the same
US20140103190A1 (en) * 2012-10-12 2014-04-17 Samsung Electronics Co., Ltd. Binary image sensor and image sensing method
US9679929B2 (en) 2012-10-12 2017-06-13 Samsung Electronics Co., Ltd. Binary image sensors including quantum dots and unit pixels thereof
JP6253490B2 (ja) * 2014-04-14 2017-12-27 三菱電機株式会社 巻線検査方法および巻線検査装置
ITPO20150002A1 (it) * 2015-02-06 2016-08-06 Ecafil Best Spa Ind Filati Sistema e metodo di controllo e programmazione della produzione di un gomitolo
JP2023032530A (ja) * 2021-08-27 2023-03-09 村田機械株式会社 搬送システム
CN113882075A (zh) * 2021-10-09 2022-01-04 安徽启颜服饰有限公司 一种服装加工针织机纱线调整监控机构及使用方法
CN114549442B (zh) * 2022-02-14 2022-09-20 常州市新创智能科技有限公司 一种运动物体的实时监测方法、装置、设备及存储介质

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528198B1 (fr) * 1982-06-04 1987-08-07 Centre Nat Rech Scient Systeme de saisie de donnees inscrites sur un support
JPS62170726A (ja) * 1986-01-23 1987-07-27 Mazda Motor Corp 圧力波過給機
JP3014097B2 (ja) * 1987-02-20 2000-02-28 株式会社日立製作所 輪郭追跡方法及びシステム
JPS63272753A (ja) * 1987-04-27 1988-11-10 Asahi Chem Ind Co Ltd チ−ズ製品端面の糸落ち欠点検出装置
US4792981A (en) * 1987-09-21 1988-12-20 Am International, Inc. Manipulation of run-length encoded images
JP2688361B2 (ja) * 1988-08-02 1997-12-10 正己 山川 光電センサ
US5077806A (en) * 1989-06-01 1991-12-31 Accuron Corporation Machine vision analysis apparatus

Also Published As

Publication number Publication date
ITRM910557A1 (it) 1993-01-23
JP2521090Y2 (ja) 1996-12-25
ITRM910557A0 (it) 1991-07-23
US5224172A (en) 1993-06-29
JPH0437164U (en]) 1992-03-27

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940720