JP6292949B2 - シート給送装置及び画像形成装置 - Google Patents

シート給送装置及び画像形成装置 Download PDF

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Publication number
JP6292949B2
JP6292949B2 JP2014076747A JP2014076747A JP6292949B2 JP 6292949 B2 JP6292949 B2 JP 6292949B2 JP 2014076747 A JP2014076747 A JP 2014076747A JP 2014076747 A JP2014076747 A JP 2014076747A JP 6292949 B2 JP6292949 B2 JP 6292949B2
Authority
JP
Japan
Prior art keywords
sheet
rotating body
sheet feeding
shutter member
pickup roller
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
Application number
JP2014076747A
Other languages
English (en)
Japanese (ja)
Other versions
JP2015196591A (ja
JP2015196591A5 (enExample
Inventor
芙由子 小山
芙由子 小山
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2014076747A priority Critical patent/JP6292949B2/ja
Priority to US14/670,860 priority patent/US9696678B2/en
Publication of JP2015196591A publication Critical patent/JP2015196591A/ja
Publication of JP2015196591A5 publication Critical patent/JP2015196591A5/ja
Application granted granted Critical
Publication of JP6292949B2 publication Critical patent/JP6292949B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • 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
    • B65H3/0607—Rollers or like rotary separators cooperating with means for automatically separating the pile from roller or rotary separator after a separation step
    • 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
    • B65H3/46—Supplementary devices or measures to assist separation or prevent double feed
    • B65H3/52—Friction retainers acting on under or rear side of article being separated
    • B65H3/5207—Non-driven retainers, e.g. movable retainers being moved by the motion of the article
    • B65H3/5215—Non-driven retainers, e.g. movable retainers being moved by the motion of the article the retainers positioned under articles separated from the top of the pile
    • B65H3/5223—Retainers of the pad-type, e.g. friction pads
    • 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
    • B65H3/66—Article guides or smoothers, e.g. movable 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
    • 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
    • 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
    • B65H7/20—Controlling associated apparatus
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H9/00—Registering, e.g. orientating, articles; Devices therefor
    • B65H9/004—Deskewing sheet by abutting against a stop, i.e. producing a buckling of the sheet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H9/00—Registering, e.g. orientating, articles; Devices therefor
    • B65H9/06—Movable stops or gauges, e.g. rising and falling front stops
    • 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
    • G03G15/6555—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2402/00—Constructional details of the handling apparatus
    • B65H2402/30—Supports; Subassemblies; Mountings thereof
    • B65H2402/31—Pivoting support means
    • 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
    • B65H2403/50—Driving mechanisms
    • B65H2403/51—Cam mechanisms
    • B65H2403/512—Cam mechanisms involving radial plate cam
    • 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
    • B65H2403/70—Clutches; Couplings
    • B65H2403/73—Couplings
    • B65H2403/732—Torque limiters
    • 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
    • B65H2404/70—Other elements in edge contact with handled material, e.g. registering, orientating, guiding devices
    • B65H2404/72—Stops, gauge pins, e.g. stationary
    • B65H2404/722—Stops, gauge pins, e.g. stationary movable 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
    • B65H2511/00—Dimensions; Position; Numbers; Identification; Occurrences
    • B65H2511/50—Occurence
    • B65H2511/51—Presence
    • 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
    • B65H2513/50—Timing
    • 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"
    • G03G2215/004—Separation device
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts
    • G03G2221/1651—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts
    • G03G2221/1657—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements and complete machine concepts for connecting the different parts transmitting mechanical drive power

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)
JP2014076747A 2014-04-03 2014-04-03 シート給送装置及び画像形成装置 Expired - Fee Related JP6292949B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2014076747A JP6292949B2 (ja) 2014-04-03 2014-04-03 シート給送装置及び画像形成装置
US14/670,860 US9696678B2 (en) 2014-04-03 2015-03-27 Sheet feeding apparatus and image forming apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014076747A JP6292949B2 (ja) 2014-04-03 2014-04-03 シート給送装置及び画像形成装置

Publications (3)

Publication Number Publication Date
JP2015196591A JP2015196591A (ja) 2015-11-09
JP2015196591A5 JP2015196591A5 (enExample) 2017-05-25
JP6292949B2 true JP6292949B2 (ja) 2018-03-14

Family

ID=54209693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014076747A Expired - Fee Related JP6292949B2 (ja) 2014-04-03 2014-04-03 シート給送装置及び画像形成装置

Country Status (2)

Country Link
US (1) US9696678B2 (enExample)
JP (1) JP6292949B2 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6478598B2 (ja) * 2014-12-02 2019-03-06 キヤノン株式会社 シート給送装置及び画像形成装置

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63147739A (ja) 1986-12-09 1988-06-20 Canon Inc シ−ト搬送装置
US4925062A (en) * 1987-10-30 1990-05-15 Sharp Kabushiki Kaisha Paper feeder
JPH02231342A (ja) * 1989-03-03 1990-09-13 Fuji Xerox Co Ltd 用紙搬送装置
JP2846366B2 (ja) 1989-10-05 1999-01-13 株式会社リコー 用紙スキュー補正装置
US5244191A (en) * 1991-07-08 1993-09-14 Matsushita Electric Industrial Co., Ltd. Sheet feeding apparatus for image recording system
JPH05244371A (ja) * 1992-02-27 1993-09-21 Canon Inc 記録装置および方法
JPH07267434A (ja) 1994-03-30 1995-10-17 Ricoh Co Ltd シート搬送装置
JP3646397B2 (ja) * 1996-03-29 2005-05-11 ブラザー工業株式会社 給紙装置及びこれを用いた印刷装置
JP3548326B2 (ja) * 1996-04-01 2004-07-28 キヤノン株式会社 シート給送装置及び画像形成装置
JPH1149395A (ja) * 1997-07-31 1999-02-23 Funai Electric Co Ltd 分離給紙装置
JPH11314806A (ja) 1998-04-28 1999-11-16 Ricoh Co Ltd 給紙装置
JP3556144B2 (ja) * 2000-02-02 2004-08-18 京セラミタ株式会社 給紙装置
KR100431005B1 (ko) * 2002-05-14 2004-05-12 삼성전자주식회사 사무기기의 용지 감지장치
KR100788656B1 (ko) * 2004-02-26 2007-12-26 삼성전자주식회사 용지정렬(整列)장치 및 이를 구비한 전자사진방식화상형성장치
US7593683B2 (en) * 2004-10-12 2009-09-22 Samsung Electronics Co., Ltd. Paper arranging device, and electrophotographic image forming apparatus with the same
JP4614243B2 (ja) * 2007-03-23 2011-01-19 株式会社リコー 画像形成装置
JP5565343B2 (ja) * 2010-07-30 2014-08-06 ブラザー工業株式会社 画像形成装置
JP2012096902A (ja) 2010-11-02 2012-05-24 Canon Inc シート給送装置及び画像形成装置
JP5867900B2 (ja) * 2011-11-22 2016-02-24 株式会社リコー 給紙装置および画像形成装置
JP5682584B2 (ja) * 2012-03-14 2015-03-11 コニカミノルタ株式会社 シート給紙装置および画像形成装置
JP5881654B2 (ja) * 2013-08-26 2016-03-09 京セラドキュメントソリューションズ株式会社 画像形成装置

Also Published As

Publication number Publication date
US9696678B2 (en) 2017-07-04
JP2015196591A (ja) 2015-11-09
US20150286181A1 (en) 2015-10-08

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