JP5437338B2 - 給紙装置及び画像形成装置 - Google Patents
給紙装置及び画像形成装置 Download PDFInfo
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- JP5437338B2 JP5437338B2 JP2011213622A JP2011213622A JP5437338B2 JP 5437338 B2 JP5437338 B2 JP 5437338B2 JP 2011213622 A JP2011213622 A JP 2011213622A JP 2011213622 A JP2011213622 A JP 2011213622A JP 5437338 B2 JP5437338 B2 JP 5437338B2
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- arm
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Classifications
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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
- B65H3/00—Separating articles from piles
- B65H3/02—Separating articles from piles using friction forces between articles and separator
- B65H3/06—Rollers or like rotary separators
- B65H3/0669—Driving devices therefor
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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
- B65H3/00—Separating articles from piles
- B65H3/02—Separating articles from piles using friction forces between articles and separator
- B65H3/06—Rollers or like rotary separators
- B65H3/0684—Rollers or like rotary separators on moving support, e.g. pivoting, for bringing the roller or like rotary separator into contact with the pile
-
- 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
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/60—Apparatus which relate to the handling of originals
- G03G15/602—Apparatus which relate to the handling of originals for transporting
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00519—Constructional details not otherwise provided for, e.g. housings, covers
- H04N1/00543—Allowing easy access, e.g. for maintenance or in case of paper jam
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
- H04N1/0057—Conveying sheets before or after scanning
- H04N1/00599—Using specific components
- H04N1/00602—Feed rollers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
- H04N1/0062—Removing sheets from a stack or inputting media
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/12—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa using the sheet-feed movement or the medium-advance or the drum-rotation movement as the slow scanning component, e.g. arrangements for the main-scanning
- H04N1/121—Feeding arrangements
- H04N1/1235—Feeding a sheet past a transparent plate; Details thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2404/00—Parts for transporting or guiding the handled material
- B65H2404/60—Other elements in face contact with handled material
- B65H2404/61—Longitudinally-extending strips, tubes, plates, or wires
- B65H2404/611—Longitudinally-extending strips, tubes, plates, or wires arranged to form a channel
- B65H2404/6111—Longitudinally-extending strips, tubes, plates, or wires arranged to form a channel and shaped for curvilinear transport path
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/10—Speed
- B65H2513/11—Speed angular
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2513/00—Dynamic entities; Timing aspects
- B65H2513/40—Movement
- B65H2513/41—Direction of movement
-
- 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
- B65H2601/50—Diminishing, minimizing or reducing
- B65H2601/52—Diminishing, minimizing or reducing entities relating to handling machine
- B65H2601/521—Noise
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2801/00—Application field
- B65H2801/39—Scanning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00567—Handling of original or reproduction media, e.g. cutting, separating, stacking
- H04N1/0057—Conveying sheets before or after scanning
- H04N1/00572—Conveying sheets before or after scanning with refeeding for double-sided scanning, e.g. using one scanning head for both sides of a sheet
- H04N1/00575—Inverting the sheet prior to refeeding
- H04N1/00578—Inverting the sheet prior to refeeding using at least part of a loop, e.g. using a return loop
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
Description
11,85,86 ピックアップローラ
14 駆動モータ
15 アーム
20 制御部
120 ADF(給紙装置)
121 原稿積載トレイ
122 原稿排出トレイ
123 原稿搬送路
129 メンテナンス用ドア
1291 規制部材
150 給紙部
81 給紙カセット
82 手差しトレイ
83 第1用紙搬送路
85 用紙排紙トレイ
Claims (5)
- シート体に当接しつつ回転することでシート体を送り出す給紙動作を行うピックアップローラと、
第1端部を装置フレームに軸支されて第2端部に前記ピックアップローラを軸支し、前記ピックアップローラがシート体に当接する下降位置と前記ピックアップローラがシート体から離間する所定の上昇位置との間で回動自在なアームと、
前記アームへ回動のための駆動力を供給する駆動モータと、
前記アームが前記上昇位置を越えて上昇することを規制する規制部材と、
前記アームを前記上昇位置の近傍から前記上昇位置へ上昇させる第1駆動要因の発生時には、前記駆動モータの設定速度を前記駆動モータの駆動音の低減重視の所定の第1速度に設定し、前記アームを前記下降位置から前記上昇位置へ上昇させる第2駆動要因の発生時には、前記設定速度を前記規制部材との当接音の低減重視の所定の第2速度に設定する制御部と、を備え、
前記第2速度は、前記第1速度よりも低速である、給紙装置。 - 前記制御部は、前記アームの上昇時に、下降時のトルク重視の第1励磁方式から、前記駆動モータの駆動音の低減重視の第2励磁方式へ、前記駆動モータの励磁方式を変更する、請求項1に記載の給紙装置。
- 前記第1励磁方式は2相励磁方式であり、前記第2励磁方式は1−2相励磁方式である、請求項2に記載の給紙装置。
- 前記規制部材は、前記アームが前記上昇位置へ上昇した際に前記ピックアップローラの周面に当接する、請求項1から3のいずれかに記載の給紙装置。
- 請求項1から4のいずれかに記載の給紙装置を備える画像形成装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011213622A JP5437338B2 (ja) | 2011-09-29 | 2011-09-29 | 給紙装置及び画像形成装置 |
US13/631,198 US8628077B2 (en) | 2011-09-29 | 2012-09-28 | Paper feeding device and image forming apparatus |
CN201210380522.XA CN103030004B (zh) | 2011-09-29 | 2012-09-29 | 进纸装置和图像形成装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011213622A JP5437338B2 (ja) | 2011-09-29 | 2011-09-29 | 給紙装置及び画像形成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013071830A JP2013071830A (ja) | 2013-04-22 |
JP5437338B2 true JP5437338B2 (ja) | 2014-03-12 |
Family
ID=47991821
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011213622A Active JP5437338B2 (ja) | 2011-09-29 | 2011-09-29 | 給紙装置及び画像形成装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8628077B2 (ja) |
JP (1) | JP5437338B2 (ja) |
CN (1) | CN103030004B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6397329B2 (ja) * | 2014-12-26 | 2018-09-26 | 株式会社沖データ | ローラユニットおよび画像形成装置 |
KR20170009088A (ko) | 2015-07-15 | 2017-01-25 | 에스프린팅솔루션 주식회사 | 급지 장치 및 이를 채용한 화상형성장치 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3292395B2 (ja) * | 1993-01-28 | 2002-06-17 | ニスカ株式会社 | 原稿搬送装置 |
JPH09100041A (ja) * | 1995-10-04 | 1997-04-15 | Canon Inc | シート給送装置及び該シート給送装置を備えた画像形成装置 |
JP3886690B2 (ja) * | 2000-02-04 | 2007-02-28 | 株式会社リコー | シート束の分離給送装置、自動原稿搬送装置、画像形成装置および画像読取装置 |
JP2003102197A (ja) * | 2001-09-25 | 2003-04-04 | Konica Corp | 駆動方法及び駆動装置 |
JP2004010182A (ja) * | 2002-06-03 | 2004-01-15 | Canon Inc | オプション給紙装置およびその処理方法 |
JP4039525B2 (ja) * | 2003-06-20 | 2008-01-30 | 京セラミタ株式会社 | シート材給送装置及び画像形成装置 |
JP4382561B2 (ja) * | 2004-04-09 | 2009-12-16 | ニスカ株式会社 | 自動原稿送り装置 |
-
2011
- 2011-09-29 JP JP2011213622A patent/JP5437338B2/ja active Active
-
2012
- 2012-09-28 US US13/631,198 patent/US8628077B2/en active Active
- 2012-09-29 CN CN201210380522.XA patent/CN103030004B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
JP2013071830A (ja) | 2013-04-22 |
US8628077B2 (en) | 2014-01-14 |
CN103030004A (zh) | 2013-04-10 |
US20130082438A1 (en) | 2013-04-04 |
CN103030004B (zh) | 2015-08-26 |
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