JP7653797B2 - 媒体搬送装置、制御方法及び制御プログラム - Google Patents
媒体搬送装置、制御方法及び制御プログラム Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
- B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
- B65H7/06—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed
- B65H7/12—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to double feed or separation
- B65H7/125—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors responsive to presence of faulty articles or incorrect separation or feed responsive to double feed or separation sensing the double feed or separation without contacting the articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H5/00—Feeding articles separated from piles; Feeding articles to machines
- B65H5/06—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
- B65H5/062—Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers between rollers or balls
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
- B65H7/02—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors
- B65H7/14—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles by feelers or detectors by photoelectric feelers or detectors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
- B65H7/18—Modifying or stopping actuation of separators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/10—Size; Dimensions
- B65H2511/13—Thickness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/10—Size; Dimensions
- B65H2511/16—Irregularities, e.g. protuberances
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/50—Occurence
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- B65H2511/521—Presence of foreign object or undesirable material, i.e. material of another nature than the handled material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
- B65H2511/50—Occurence
- B65H2511/52—Defective operating conditions
- B65H2511/524—Multiple articles, e.g. double feed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2553/00—Sensing or detecting means
- B65H2553/30—Sensing or detecting means using acoustic or ultrasonic elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2553/00—Sensing or detecting means
- B65H2553/40—Sensing or detecting means using optical, e.g. photographic, elements
- B65H2553/42—Cameras
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- B—PERFORMING OPERATIONS; TRANSPORTING
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Description
Claims (7)
- 矩形状の媒体を搬送する搬送部と、
搬送される媒体を撮像した入力画像を生成する生成部と、
搬送される媒体の重なりを検出する重なり検出部と、
前記入力画像から物体領域を検出する物体領域検出部と、
前記物体領域の外形が矩形であるか非矩形であるかを判定する矩形判定部と、
媒体の重なりが検出されたか否かと、前記物体領域の外形が矩形であるか非矩形であるかとに基づいて、媒体の重送が発生したか否かを判定する重送判定部と、
を有することを特徴とする媒体搬送装置。 - 前記重送判定部は、媒体の重なりが検出され、且つ、前記物体領域の外形が非矩形であると判定された場合、媒体の重送が発生したと判定する、請求項1に記載の媒体搬送装置。
- 前記重なり検出部は、搬送される媒体を透過する超音波の透過情報又は当該媒体の厚さ情報に基づいて搬送される媒体の重なりを検出し、
前記重送判定部は、媒体の重なりが検出され、且つ、前記物体領域の外形が矩形であると判定された場合、さらに、前記透過情報もしくは厚さ情報の大きさ、又は、媒体の重なりが発生している領域のサイズに基づいて、媒体の重送が発生したか否かを判定する、請求項1または2に記載の媒体搬送装置。 - 前記矩形判定部は、前記入力画像に含まれる複数の直線がなす角度、前記複数の直線の本数、又は、前記複数の直線の長さに基づいて、前記物体領域の外形が矩形であるか非矩形であるかを判定する、請求項1~3の何れか一項に記載の媒体搬送装置。
- 媒体の重送が発生したと判定された場合に異常処理を実行する制御部をさらに有する、請求項1~4の何れか一項に記載の媒体搬送装置。
- 矩形状の媒体を搬送する搬送部を有する媒体搬送装置の制御方法であって、
搬送される媒体を撮像した入力画像を生成し、
搬送される媒体の重なりを検出し、
前記入力画像から物体領域を検出し、
前記物体領域の外形が矩形であるか非矩形であるかを判定し、
媒体の重なりが検出されたか否かと、前記物体領域の外形が矩形であるか非矩形であるかとに基づいて、媒体の重送が発生したか否かを判定する、
ことを特徴とする制御方法。 - 矩形状の媒体を搬送する搬送部を有する媒体搬送装置の制御プログラムであって、
搬送される媒体を撮像した入力画像を生成し、
搬送される媒体の重なりを検出し、
前記入力画像から物体領域を検出し、
前記物体領域の外形が矩形であるか非矩形であるかを判定し、
媒体の重なりが検出されたか否かと、前記物体領域の外形が矩形であるか非矩形であるかとに基づいて、媒体の重送が発生したか否かを判定する、
ことを前記媒体搬送装置に実行させることを特徴とする制御プログラム。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| JP2021024516A JP7653797B2 (ja) | 2021-02-18 | 2021-02-18 | 媒体搬送装置、制御方法及び制御プログラム |
| US17/578,117 US11891266B2 (en) | 2021-02-18 | 2022-01-18 | Medium conveying apparatus to determine whether multi-feed has occurred based on whether outer shape of object area in input image is rectangular |
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| JP2021024516A JP7653797B2 (ja) | 2021-02-18 | 2021-02-18 | 媒体搬送装置、制御方法及び制御プログラム |
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| JP2022126440A JP2022126440A (ja) | 2022-08-30 |
| JP2022126440A5 JP2022126440A5 (ja) | 2023-11-16 |
| JP7653797B2 true JP7653797B2 (ja) | 2025-03-31 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011241009A (ja) | 2010-05-14 | 2011-12-01 | Pfu Ltd | 重送処理装置、重送処理方法および重送処理プログラム |
| JP2020100459A (ja) | 2018-12-20 | 2020-07-02 | 株式会社Pfu | 重送検出装置、制御方法及び制御プログラム |
| JP2020108096A (ja) | 2018-12-28 | 2020-07-09 | 京セラドキュメントソリューションズ株式会社 | 原稿読取装置及び画像形成装置 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH07291485A (ja) | 1994-04-28 | 1995-11-07 | Ricoh Co Ltd | 重送検知装置及びこれを装着した原稿搬送装置 |
| US7654521B2 (en) | 2004-04-06 | 2010-02-02 | Eastman Kodak Company | Apparatus, method and program product for detecting article multifeed overlap |
| JP5409859B1 (ja) * | 2012-09-05 | 2014-02-05 | 株式会社Pfu | 原稿搬送装置、復旧方法及びコンピュータプログラム |
| US11053090B1 (en) * | 2018-03-06 | 2021-07-06 | Imaging Business Machines Llc | Document scanner with envelope discrimination and detection |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011241009A (ja) | 2010-05-14 | 2011-12-01 | Pfu Ltd | 重送処理装置、重送処理方法および重送処理プログラム |
| JP2020100459A (ja) | 2018-12-20 | 2020-07-02 | 株式会社Pfu | 重送検出装置、制御方法及び制御プログラム |
| JP2020108096A (ja) | 2018-12-28 | 2020-07-09 | 京セラドキュメントソリューションズ株式会社 | 原稿読取装置及び画像形成装置 |
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| US20220258997A1 (en) | 2022-08-18 |
| US11891266B2 (en) | 2024-02-06 |
| JP2022126440A (ja) | 2022-08-30 |
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