JP4695007B2 - シート搬送装置及びこれを備えた給紙装置並びに画像処理装置 - Google Patents
シート搬送装置及びこれを備えた給紙装置並びに画像処理装置 Download PDFInfo
- Publication number
- JP4695007B2 JP4695007B2 JP2006107499A JP2006107499A JP4695007B2 JP 4695007 B2 JP4695007 B2 JP 4695007B2 JP 2006107499 A JP2006107499 A JP 2006107499A JP 2006107499 A JP2006107499 A JP 2006107499A JP 4695007 B2 JP4695007 B2 JP 4695007B2
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- JP
- Japan
- Prior art keywords
- sheet
- roller
- conveying
- roller pair
- conveyance
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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- 238000012545 processing Methods 0.000 title description 10
- 230000002093 peripheral effect Effects 0.000 claims description 14
- 238000001514 detection method Methods 0.000 description 20
- 230000005540 biological transmission Effects 0.000 description 10
- 238000011144 upstream manufacturing Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B65H5/36—Article guides or smoothers, e.g. movable in operation
- B65H5/38—Article guides or smoothers, e.g. movable in operation immovable in operation
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2601/00—Problem to be solved or advantage achieved
- B65H2601/10—Ensuring correct operation
- B65H2601/12—Compensating; Taking-up
- B65H2601/122—Play
- B65H2601/123—Defaults of handled material
Description
10 シート搬送装置(ADF)
11 給紙部(給紙手段)
12 搬送部(搬送手段)
13 排紙部(排紙手段)
15 給紙トレイ
21 第1搬送ローラ対(レジストローラ対)
24 排紙ローラ対
70 第2搬送ローラ対
80 ガイド部材(シート案内部材)
90 超音波センサ(重送検知手段)
90a 送信手段(送波素子)
90b 受信手段(受波素子)
SP シート搬送ライン
SH シート
Claims (3)
- シートを搬送する第1の搬送ローラ対と、
前記第1の搬送ローラ対の下流側に該第1の搬送ローラ対と間隔を隔てて配置されてシートを搬送する第2の搬送ローラ対と、
前記第1の搬送ローラ対から前記第2の搬送ローラ対にシートを案内する略直線状の搬送経路と、
上記搬送経路を搬送されるシートの重送を検出する超音波センサと、
前記第1の搬送ローラ対と前記第2の搬送ローラ対との間に設けられた第1の従動コロ及び第2の従動コロと、を備え、
前記第1の従動コロと前記第2の従動コロは、前記シートの搬送方向に間隔を隔てて設けられ、前記第1の搬送ローラ対のニップ点と前記第2の搬送ローラ対のニップ点とを結ぶ直線に対して一方側に配置され、その周面の一部が前記直線よりも他方に突出してシートが接触して従動回転するように構成され、
前記超音波センサは、前記第1の従動コロと前記第2の従動コロの間に配置された、ことを特徴とするシート搬送装置。 - 前記第1の従動コロ及び前記第2の従動コロは、シート幅方向に長く形成された1つの円筒体である、ことを特徴とする請求項1に記載のシート搬送装置。
- 前記第2の搬送ローラ対のシート搬送速度を前記第1の搬送ローラ対のシート搬送速度に対して同一速度若しくは高速となるように構成した、ことを特徴とする請求項1又は2に記載のシート搬送装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006107499A JP4695007B2 (ja) | 2006-04-10 | 2006-04-10 | シート搬送装置及びこれを備えた給紙装置並びに画像処理装置 |
US11/716,726 US8500119B2 (en) | 2006-04-10 | 2007-03-12 | Sheet conveying device and image processing apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006107499A JP4695007B2 (ja) | 2006-04-10 | 2006-04-10 | シート搬送装置及びこれを備えた給紙装置並びに画像処理装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007276976A JP2007276976A (ja) | 2007-10-25 |
JP4695007B2 true JP4695007B2 (ja) | 2011-06-08 |
Family
ID=38575350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006107499A Expired - Fee Related JP4695007B2 (ja) | 2006-04-10 | 2006-04-10 | シート搬送装置及びこれを備えた給紙装置並びに画像処理装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8500119B2 (ja) |
JP (1) | JP4695007B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5857673B2 (ja) * | 2011-11-24 | 2016-02-10 | セイコーエプソン株式会社 | ターゲット搬送装置及び液体噴射装置 |
JP2014162616A (ja) * | 2013-02-27 | 2014-09-08 | Riso Kagaku Corp | 搬送装置 |
JP6372223B2 (ja) * | 2014-07-28 | 2018-08-15 | 富士ゼロックス株式会社 | 記録シートの搬送装置及び画像読取装置 |
TWI656319B (zh) * | 2017-10-03 | 2019-04-11 | 崴強科技股份有限公司 | 紙張翹曲偵測裝置及其偵測方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6127838A (ja) * | 1984-07-13 | 1986-02-07 | Ricoh Co Ltd | 原稿給紙装置 |
JPH0556851U (ja) * | 1991-04-13 | 1993-07-27 | 株式会社コスモテック | 重送検出装置 |
JP2001199595A (ja) * | 2000-01-18 | 2001-07-24 | Matsushita Electric Ind Co Ltd | 超音波を利用したシート材の重送検知機構 |
JP2002003052A (ja) * | 2000-06-23 | 2002-01-09 | Canon Inc | 画像形成装置 |
JP2005350166A (ja) * | 2004-06-08 | 2005-12-22 | Nisca Corp | シート取扱い装置及び重送シート検出方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH033844A (ja) * | 1989-05-30 | 1991-01-09 | Hitachi Ltd | 紙葉類取扱い機構 |
JPH0672591A (ja) * | 1992-08-25 | 1994-03-15 | Mitsubishi Heavy Ind Ltd | 超音波式2枚検知方法 |
JPH0649567U (ja) | 1992-12-14 | 1994-07-08 | 徳厚 小島 | 通気芯形成ソケット |
US5720477A (en) * | 1994-07-20 | 1998-02-24 | Pfu Limited | Paper-feeding device |
JP3204196B2 (ja) * | 1997-03-31 | 2001-09-04 | ブラザー工業株式会社 | 超音波溶着溶断装置 |
JP2001328750A (ja) * | 2000-05-22 | 2001-11-27 | Fujitsu Ltd | ダブルフィード検出方法およびその装置 |
US7425001B2 (en) * | 2003-07-17 | 2008-09-16 | Nisca Corporation | Sheet handling apparatus and image reading apparatus |
JP4381133B2 (ja) * | 2003-12-24 | 2009-12-09 | ニスカ株式会社 | シート供給装置及びこれを用いた画像読取装置 |
JP4410212B2 (ja) * | 2006-04-07 | 2010-02-03 | シャープ株式会社 | 用紙搬送装置 |
-
2006
- 2006-04-10 JP JP2006107499A patent/JP4695007B2/ja not_active Expired - Fee Related
-
2007
- 2007-03-12 US US11/716,726 patent/US8500119B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6127838A (ja) * | 1984-07-13 | 1986-02-07 | Ricoh Co Ltd | 原稿給紙装置 |
JPH0556851U (ja) * | 1991-04-13 | 1993-07-27 | 株式会社コスモテック | 重送検出装置 |
JP2001199595A (ja) * | 2000-01-18 | 2001-07-24 | Matsushita Electric Ind Co Ltd | 超音波を利用したシート材の重送検知機構 |
JP2002003052A (ja) * | 2000-06-23 | 2002-01-09 | Canon Inc | 画像形成装置 |
JP2005350166A (ja) * | 2004-06-08 | 2005-12-22 | Nisca Corp | シート取扱い装置及び重送シート検出方法 |
Also Published As
Publication number | Publication date |
---|---|
US8500119B2 (en) | 2013-08-06 |
US20070237430A1 (en) | 2007-10-11 |
JP2007276976A (ja) | 2007-10-25 |
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