JP6537383B2 - シート搬送装置および画像形成装置 - Google Patents
シート搬送装置および画像形成装置 Download PDFInfo
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- JP6537383B2 JP6537383B2 JP2015140583A JP2015140583A JP6537383B2 JP 6537383 B2 JP6537383 B2 JP 6537383B2 JP 2015140583 A JP2015140583 A JP 2015140583A JP 2015140583 A JP2015140583 A JP 2015140583A JP 6537383 B2 JP6537383 B2 JP 6537383B2
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- sheet
- rotating member
- conveyed
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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
- G03G15/65—Apparatus which relate to the handling of copy material
- G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
- G03G15/6558—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point
- G03G15/6567—Feeding path after the copy sheet preparation and up to the transfer point, e.g. registering; Deskewing; Correct timing of sheet feeding to the transfer point for deskewing or aligning
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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
-
- 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
- B65H5/26—Duplicate, alternate, selective, or coacting feeds
-
- 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
- G03G15/65—Apparatus which relate to the handling of copy material
- G03G15/6502—Supplying of sheet copy material; Cassettes therefor
- G03G15/6511—Feeding devices for picking up or separation of copy sheets
-
- 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
- G03G15/65—Apparatus which relate to the handling of copy material
- G03G15/6529—Transporting
-
- 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
- G03G15/65—Apparatus which relate to the handling of copy material
- G03G15/6552—Means for discharging uncollated sheet copy material, e.g. discharging rollers, exit trays
-
- 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
- G03G15/65—Apparatus which relate to the handling of copy material
- G03G15/6555—Handling of sheet copy material taking place in a specific part of the copy material feeding path
- G03G15/6573—Feeding path after the fixing point and up to the discharge tray or the finisher, e.g. special treatment of copy material to compensate for effects from the fixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2403/00—Power transmission; Driving means
- B65H2403/20—Belt drives
-
- 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
- B65H2553/60—Details of intermediate means between the sensing means and the element to be sensed
- B65H2553/61—Mechanical means, e.g. contact arms
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/00362—Apparatus for electrophotographic processes relating to the copy medium handling
- G03G2215/00367—The feeding path segment where particular handling of the copy medium occurs, segments being adjacent and non-overlapping. Each segment is identified by the most downstream point in the segment, so that for instance the segment labelled "Fixing device" is referring to the path between the "Transfer device" and the "Fixing device"
- G03G2215/00409—Transfer device
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G2215/00—Apparatus for electrophotographic processes
- G03G2215/01—Apparatus for electrophotographic processes for producing multicoloured copies
- G03G2215/0103—Plural electrographic recording members
- G03G2215/0119—Linear arrangement adjacent plural transfer points
- G03G2215/0122—Linear arrangement adjacent plural transfer points primary transfer to an intermediate transfer belt
- G03G2215/0125—Linear arrangement adjacent plural transfer points primary transfer to an intermediate transfer belt the linear arrangement being horizontal or slanted
- G03G2215/0132—Linear arrangement adjacent plural transfer points primary transfer to an intermediate transfer belt the linear arrangement being horizontal or slanted vertical medium transport path at the secondary transfer
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Controlling Sheets Or Webs (AREA)
Description
207 フォトインタラプタ
408 回転部材
409 軸部
Claims (6)
- シートを搬送する搬送手段と、
モータからの駆動を前記搬送手段に伝達する無端状のベルトと、
前記搬送手段によって搬送されるシートに押されて回転する回転部材と、
前記回転部材の回転に応じて信号を発生するセンサと、を有し、
前記回転部材の一部が前記無端状のベルトの内周部に対向するように前記回転部材が配置されることを特徴とするシート搬送装置。 - 前記回転部材は、軸方向に延びた軸部を備え、
前記軸部の一部が前記無端状のベルトの内周部に対向するように前記回転部材が配置されることを特徴とする請求項1に記載のシート搬送装置。 - 前記センサはフォトインタラプタであって、
前記回転部材は、前記軸部から径方向に突出し、搬送されるシートが接触する接触部と、前記フォトインタラプタの光路を遮る遮光部と、を備え、
前記回転部材の軸方向において前記無端状のベルトを挟むように前記接触部と前記遮光部とが配置されることを特徴とする請求項2に記載のシート搬送装置。 - 前記回転部材の軸方向において、前記無端状のベルトを挟んで、シートが搬送される搬送領域とは反対側に前記センサおよび前記モータが配置されることを特徴とする請求項1乃至3のいずれか1項に記載のシート搬送装置。
- 回転することでシートを搬送する回転体と、
モータからの駆動を前記回転体に伝達する伝達手段と、
前記伝達手段に設けられたプーリと、
前記伝達手段に設けられ、前記プーリに支持された、環状のベルトと、
前記搬送されるシートに押されて回転する回転部材と、
前記回転部材の回転に応じて信号を発生するフォトインタラプタと、を有し、
前記回転部材は、
搬送されるシートが接する接触部と、
前記フォトインタラプタの光路を遮る遮光部と、
前記接触部と遮光部とを連結する軸部と、を備え、
前記プーリの軸線方向において、前記環状のベルトを挟んで前記接触部と前記遮光部とが配置され、且つ、前記環状のベルトの環の内側に、前記回転部材が配置されることを特徴とするシート搬送装置。 - 請求項1乃至5のいずれか1項に記載のシート搬送装置と、
前記シート搬送装置によって搬送されるシートに画像を形成する画像形成部と、を有することを特徴とする画像形成装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015140583A JP6537383B2 (ja) | 2015-07-14 | 2015-07-14 | シート搬送装置および画像形成装置 |
US15/208,207 US10120320B2 (en) | 2015-07-14 | 2016-07-12 | Sheet transport device and image forming apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2015140583A JP6537383B2 (ja) | 2015-07-14 | 2015-07-14 | シート搬送装置および画像形成装置 |
Publications (2)
Publication Number | Publication Date |
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JP2017019653A JP2017019653A (ja) | 2017-01-26 |
JP6537383B2 true JP6537383B2 (ja) | 2019-07-03 |
Family
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JP2015140583A Active JP6537383B2 (ja) | 2015-07-14 | 2015-07-14 | シート搬送装置および画像形成装置 |
Country Status (2)
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US (1) | US10120320B2 (ja) |
JP (1) | JP6537383B2 (ja) |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4061328A (en) * | 1975-06-19 | 1977-12-06 | Ricoh Co., Ltd. | Paper feeder |
JP2664307B2 (ja) * | 1992-01-29 | 1997-10-15 | シャープ株式会社 | 吸引装置 |
JPH07133038A (ja) * | 1993-11-10 | 1995-05-23 | Canon Inc | 転写材搬送装置 |
JP3430221B2 (ja) * | 1993-12-28 | 2003-07-28 | キヤノンファインテック株式会社 | シート材搬送装置及びこれを備えた画像形成装置 |
JP4579953B2 (ja) * | 2007-08-29 | 2010-11-10 | キヤノン株式会社 | 画像形成装置 |
JP2010083644A (ja) | 2008-10-01 | 2010-04-15 | Canon Inc | シート検出装置、及び画像形成装置 |
US8281919B2 (en) * | 2008-11-21 | 2012-10-09 | Pitney Bowes Inc. | System for controlling friction forces developed on an envelope in a mailpiece insertion module |
JP5578064B2 (ja) * | 2010-12-22 | 2014-08-27 | コニカミノルタ株式会社 | 給紙装置及び画像形成システム |
JP2012158422A (ja) * | 2011-01-31 | 2012-08-23 | Kyocera Document Solutions Inc | シート給紙装置及び画像形成装置 |
-
2015
- 2015-07-14 JP JP2015140583A patent/JP6537383B2/ja active Active
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2016
- 2016-07-12 US US15/208,207 patent/US10120320B2/en active Active
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Publication number | Publication date |
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US10120320B2 (en) | 2018-11-06 |
JP2017019653A (ja) | 2017-01-26 |
US20170017187A1 (en) | 2017-01-19 |
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