JP5183604B2 - 画像形成装置 - Google Patents
画像形成装置 Download PDFInfo
- Publication number
- JP5183604B2 JP5183604B2 JP2009220287A JP2009220287A JP5183604B2 JP 5183604 B2 JP5183604 B2 JP 5183604B2 JP 2009220287 A JP2009220287 A JP 2009220287A JP 2009220287 A JP2009220287 A JP 2009220287A JP 5183604 B2 JP5183604 B2 JP 5183604B2
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- JP
- Japan
- Prior art keywords
- paper
- image forming
- passage
- sheet
- unit
- 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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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
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/70—Article bending or stiffening arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/12—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers
- B65H29/125—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers between two sets of rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/12—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers
- B65H29/14—Delivering or advancing articles from machines; Advancing articles to or into piles by means of the nip between two, or between two sets of, moving tapes or bands or rollers and introducing into a 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
- B65H29/00—Delivering or advancing articles from machines; Advancing articles to or into piles
- B65H29/58—Article switches or diverters
-
- 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
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/23—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 specially adapted for copying both sides of an original or for copying on both sides of a recording or image-receiving material
- G03G15/231—Arrangements for copying on both sides of a recording or image-receiving material
- G03G15/232—Arrangements for copying on both sides of a recording or image-receiving material using a single reusable electrographic recording member
- G03G15/234—Arrangements for copying on both sides of a recording or image-receiving material using a single reusable electrographic recording member by inverting and refeeding the image receiving material with an image on one face to the recording member to transfer a second image on its second face, e.g. by using a duplex tray; Details of duplex trays or inverters
- G03G15/235—Arrangements for copying on both sides of a recording or image-receiving material using a single reusable electrographic recording member by inverting and refeeding the image receiving material with an image on one face to the recording member to transfer a second image on its second face, e.g. by using a duplex tray; Details of duplex trays or inverters the image receiving member being preconditioned before transferring the second image, e.g. decurled, or the second image being formed with different operating parameters, e.g. a different fixing temperature
-
- 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
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/30—Orientation, displacement, position of the handled material
- B65H2301/33—Modifying, selecting, changing orientation
- B65H2301/333—Inverting
- B65H2301/3331—Involving forward reverse transporting means
- B65H2301/33312—Involving forward reverse transporting means forward reverse rollers pairs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/50—Auxiliary process performed during handling process
- B65H2301/51—Modifying a characteristic of handled material
- B65H2301/512—Changing form of handled material
- B65H2301/5122—Corrugating; Stiffening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2301/00—Handling processes for sheets or webs
- B65H2301/50—Auxiliary process performed during handling process
- B65H2301/51—Modifying a characteristic of handled material
- B65H2301/512—Changing form of handled material
- B65H2301/5125—Restoring form
- B65H2301/51256—Removing waviness or curl, smoothing
-
- 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
- B65H2404/10—Rollers
- B65H2404/13—Details of longitudinal profile
- B65H2404/131—Details of longitudinal profile shape
- B65H2404/1317—End profile
-
- 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
- B65H2404/10—Rollers
- B65H2404/14—Roller pairs
- B65H2404/141—Roller pairs with particular shape of cross profile
- B65H2404/1414—Roller pairs with particular shape of cross profile complementary relief
-
- 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
- B65H2404/10—Rollers
- B65H2404/15—Roller assembly, particular roller arrangement
- B65H2404/152—Arrangement of roller on a movable frame
- B65H2404/1521—Arrangement of roller on a movable frame rotating, pivoting or oscillating around an axis, e.g. parallel to the roller axis
-
- 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
-
- 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
- B65H2801/03—Image reproduction devices
- B65H2801/06—Office-type machines, e.g. photocopiers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
- Paper Feeding For Electrophotography (AREA)
- Electrophotography Configuration And Component (AREA)
- Feeding Of Articles By Means Other Than Belts Or Rollers (AREA)
- Fixing For Electrophotography (AREA)
Description
前記壁部の前記平面部分は、前記ハウジングの一部分から構成されている。
12 画像形成ユニット
13 定着ユニット
20 用紙排出ユニット
21 上側フレーム
22 第1下側フレーム
23 第2下側フレーム
24 第1フレーム半体
25 第2フレーム半体
28 進入口
40 用紙搬送部
41 排出ローラ
42 排出コロ
43 第1分岐ガイド部材
44 回転軸
47 第1腰付け部材
50 筋
51 上面
52 平面部分
53 上流側通路部分
65 弾性シート材
70 ローラ部材
103 第1用紙排出通路(第1通路)
104 スイッチバック通路(第2通路)
105 第2用紙排出通路
151 排紙トレイ
D 幅(隙間)
P 用紙
Claims (6)
- 所定の画像形成処理を行って用紙上にトナー像を形成する画像形成ユニットと、
前記用紙上の前記トナー像を該用紙上に加熱定着する定着ユニットと、
加熱定着処理された前記用紙を外部に排出する用紙排出ユニットと、
を備え、
前記用紙排出ユニットは、
加熱定着処理された前記用紙を外部に排出するための第1通路と、
前記用紙における前記トナー像が形成されている表面とは反対側の裏面にもトナー像を形成する両面画像形成処理が施される場合に前記用紙を前記画像形成ユニットに再送するための第2通路と、
前記用紙を前記第1通路から外部に向けて搬送すると共に、前記用紙における排出方向後端部以外の部分を一旦外部に排出した後、前記用紙を、前記排出方向後端部から前記第2通路に向けて逆搬送することが可能に構成された用紙搬送部と、
前記用紙搬送部が前記用紙を搬送する際に前記用紙を波形状に変形させて該用紙に腰を付与する腰付け部材と、
を含み、
前記第2通路の上流側通路部分は、前記用紙が該上流側通路部分を通過する際に前記用紙の波形を緩和することが可能な程度に前記用紙の厚さ方向の幅が狭く設定されている画像形成装置。 - 請求項1に記載の画像形成装置において、前記上流側通路部分は、壁部で仕切られた通路部分であり、
前記壁部は、前記用紙の紙面と接触する面が平面に設定され、かつ前記上流側通路部分に沿って延びる平面部分を有し、
前記平面部分に対向する位置には、前記上流側通路部分の前記幅を狭くする対向部材が配設されている画像形成装置。 - 請求項2に記載の画像形成装置において、さらに、前記第1通路、前記第2通路、前記用紙搬送部および前記腰付け部材を収容するハウジングを備え、
前記壁部の前記平面部分は、前記ハウジングの一部分から構成されている画像形成装置。 - 請求項2または3に記載の画像形成装置において、前記平面部分は、前記用紙との間の摺接性を向上させるための表面処理が施されている画像形成装置。
- 請求項2〜4のいずれか一項に記載の画像形成装置において、前記対向部材は、前記平面部分に向けて付勢されるように設定された弾性シート材を有する画像形成装置。
- 請求項2〜4のいずれか一項に記載の画像形成装置において、前記対向部材は、前記平面部分に対向して配設されたローラ部材を有する画像形成装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009220287A JP5183604B2 (ja) | 2009-09-25 | 2009-09-25 | 画像形成装置 |
CN201010287048.7A CN102030218B (zh) | 2009-09-25 | 2010-09-16 | 图像形成装置 |
US12/886,846 US8472858B2 (en) | 2009-09-25 | 2010-09-21 | Image forming apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009220287A JP5183604B2 (ja) | 2009-09-25 | 2009-09-25 | 画像形成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011068451A JP2011068451A (ja) | 2011-04-07 |
JP5183604B2 true JP5183604B2 (ja) | 2013-04-17 |
Family
ID=43780562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009220287A Expired - Fee Related JP5183604B2 (ja) | 2009-09-25 | 2009-09-25 | 画像形成装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8472858B2 (ja) |
JP (1) | JP5183604B2 (ja) |
CN (1) | CN102030218B (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5802539B2 (ja) | 2011-12-15 | 2015-10-28 | 株式会社不二工機 | 複合弁 |
JP6252725B2 (ja) * | 2013-03-29 | 2017-12-27 | セイコーエプソン株式会社 | 記録装置 |
JP6186893B2 (ja) * | 2013-05-31 | 2017-08-30 | ブラザー工業株式会社 | 画像形成装置 |
JP5976038B2 (ja) | 2014-06-04 | 2016-08-23 | 京セラドキュメントソリューションズ株式会社 | シート処理装置、およびこれを備えた画像形成装置 |
US9454122B1 (en) | 2015-03-06 | 2016-09-27 | Kabushiki Kaisha Toshiba | Sheet post-processing apparatus and image forming system |
JP6769108B2 (ja) | 2016-05-23 | 2020-10-14 | 富士ゼロックス株式会社 | 画像形成装置 |
JP7005144B2 (ja) * | 2017-01-11 | 2022-01-21 | キヤノン株式会社 | シート排出装置、画像形成装置、及びシート後処理装置 |
JP6984188B2 (ja) * | 2017-06-13 | 2021-12-17 | コニカミノルタ株式会社 | 画像形成装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3463449B2 (ja) * | 1996-02-23 | 2003-11-05 | 富士ゼロックス株式会社 | 画像形成装置の搬送装置 |
JP2823005B2 (ja) * | 1996-12-25 | 1998-11-11 | 二葉計器株式会社 | 薄肉単票紙の挿入案内機構及びそれを備えたプリンター並びに単票処理機構 |
US6108514A (en) * | 1998-12-21 | 2000-08-22 | Sharp Kabushiki Kaisha | Sheet conveying system |
JP2001139207A (ja) * | 1999-11-17 | 2001-05-22 | Konica Corp | 両面画像形成装置 |
US6292650B1 (en) * | 2000-02-18 | 2001-09-18 | Toshiba Tec Kabushiki Kaisha | Image forming apparatus |
JP3754899B2 (ja) * | 2001-03-09 | 2006-03-15 | キヤノン株式会社 | シートガイド手段、及びこれを備えた画像形成装置 |
JP2004075305A (ja) * | 2002-08-20 | 2004-03-11 | Ricoh Co Ltd | 画像形成装置 |
JP4407444B2 (ja) * | 2003-10-02 | 2010-02-03 | セイコーエプソン株式会社 | 被記録媒体給送装置、記録装置、液体噴射装置 |
JP2008110823A (ja) * | 2006-10-30 | 2008-05-15 | Seiko Epson Corp | 定着後サポート装置及びそれを用いた画像形成装置 |
US20080240768A1 (en) * | 2007-03-26 | 2008-10-02 | Seiko Epson Corporation | Image Forming Apparatus and Image Forming Method |
JP2009107810A (ja) * | 2007-10-31 | 2009-05-21 | Kyocera Mita Corp | 画像形成装置 |
-
2009
- 2009-09-25 JP JP2009220287A patent/JP5183604B2/ja not_active Expired - Fee Related
-
2010
- 2010-09-16 CN CN201010287048.7A patent/CN102030218B/zh not_active Expired - Fee Related
- 2010-09-21 US US12/886,846 patent/US8472858B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2011068451A (ja) | 2011-04-07 |
CN102030218A (zh) | 2011-04-27 |
CN102030218B (zh) | 2014-08-06 |
US20110076078A1 (en) | 2011-03-31 |
US8472858B2 (en) | 2013-06-25 |
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