JP5707877B2 - 画像形成装置 - Google Patents
画像形成装置 Download PDFInfo
- Publication number
- JP5707877B2 JP5707877B2 JP2010250731A JP2010250731A JP5707877B2 JP 5707877 B2 JP5707877 B2 JP 5707877B2 JP 2010250731 A JP2010250731 A JP 2010250731A JP 2010250731 A JP2010250731 A JP 2010250731A JP 5707877 B2 JP5707877 B2 JP 5707877B2
- Authority
- JP
- Japan
- Prior art keywords
- roll
- peripheral speed
- recording paper
- fixing
- 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
-
- 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
- G03G15/01—Apparatus for electrographic processes using a charge pattern for producing multicoloured copies
- G03G15/0142—Structure of complete machines
- G03G15/0147—Structure of complete machines using a single reusable electrographic recording member
- G03G15/0152—Structure of complete machines using a single reusable electrographic recording member onto which the monocolour toner images are superposed before common transfer from the recording member
- G03G15/0173—Structure of complete machines using a single reusable electrographic recording member onto which the monocolour toner images are superposed before common transfer from the recording member plural rotations of recording member to produce multicoloured copy, e.g. rotating set of developing units
-
- 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
-
- 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
- G03G2215/00919—Special copy medium handling apparatus
- G03G2215/00945—Copy material feeding speed varied over the feed path
-
- 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
- G03G2215/0167—Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member
- G03G2215/0174—Apparatus for electrophotographic processes for producing multicoloured copies single electrographic recording member plural rotations of recording member to produce multicoloured copy
- G03G2215/0177—Rotating set of developing units
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Or Security For Electrophotography (AREA)
- Fixing For Electrophotography (AREA)
- Paper Feeding For Electrophotography (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
- Separation, Sorting, Adjustment, Or Bending Of Sheets To Be Conveyed (AREA)
Description
20 制御部(制御手段の一例)
28 搬送路
39 第1用紙センサ(検知手段の一例)
50 画像形成ユニット(画像形成手段の一例)
100 定着装置(定着手段の一例)
102 定着ロール(第1回転部材の一例)
112 第2用紙センサ(検知手段の他の例)
122 第1デカール部(第1搬送手段の一例)
124 第2デカール部(第1搬送手段の他の一例)
126A デカールロール(第2回転部材の一例)
126B デカールロール(第2回転部材の他の一例)
132 反転用搬送路(搬送路の一例)
142 湾曲部
150 反転搬送部(第2搬送手段の一例)
152 第1搬送ロール(第3回転部材の一例)
Claims (3)
- 記録媒体に画像を形成する画像形成手段と、
前記画像形成手段で画像が形成された記録媒体を挟んで第1周速度で回転して搬送すると共に該画像を記録媒体に定着する定着手段と、
経路の途中に記録媒体が湾曲される湾曲部を有し、記録媒体の搬送方向で前記定着手段よりも下流側に設けられた搬送路と、
前記搬送路の前記湾曲部よりも上流側に設けられ前記第1周速度よりも速い第2周速度で回転すると共に、前記定着手段で定着された記録媒体を挟んで搬送する第1搬送手段と、
前記搬送路の前記湾曲部よりも下流側に設けられ、前記第1周速度よりも遅い第3周速度で回転すると共に、前記定着手段で定着された記録媒体を挟んで搬送する第2搬送手段と、
記録媒体の上流側端部が前記定着手段を抜ける第1抜出時点を検知する第1検知手段と、
記録媒体の上流側端部が前記第1搬送手段を抜ける第2抜出時点を検知する第2検知手段と、
前記第1検知手段で検知された前記第1抜出時点で前記第2搬送手段の周速度を、前記第3周速度よりも速く且つ前記第2周速度よりも遅い第4周速度となるように制御するとともに、前記第2検知手段で検知された前記第2抜出時点で前記第2搬送手段の周速度を、前記第4周速度よりも速くなるように制御する制御手段と、
を有する画像形成装置。 - 前記制御手段は、前記第1検知手段で検知された前記第1抜出時点で、前記第1搬送手段の前記第2周速度を維持する請求項1に記載の画像形成装置。
- 前記第1搬送手段は、前記定着手段による定着後の記録媒体の反りを矯正するデカール部を構成する請求項1又は請求項2に記載の画像形成装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010250731A JP5707877B2 (ja) | 2010-11-09 | 2010-11-09 | 画像形成装置 |
US13/153,003 US8606137B2 (en) | 2010-11-09 | 2011-06-03 | Image forming apparatus with a transporting controller |
CN201110192875.2A CN102467041B (zh) | 2010-11-09 | 2011-07-06 | 图像形成装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010250731A JP5707877B2 (ja) | 2010-11-09 | 2010-11-09 | 画像形成装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012101878A JP2012101878A (ja) | 2012-05-31 |
JP5707877B2 true JP5707877B2 (ja) | 2015-04-30 |
Family
ID=46019736
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010250731A Expired - Fee Related JP5707877B2 (ja) | 2010-11-09 | 2010-11-09 | 画像形成装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8606137B2 (ja) |
JP (1) | JP5707877B2 (ja) |
CN (1) | CN102467041B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5672993B2 (ja) * | 2010-11-09 | 2015-02-18 | 富士ゼロックス株式会社 | 画像形成装置 |
JP2015082064A (ja) * | 2013-10-24 | 2015-04-27 | キヤノン株式会社 | シート搬送装置及び画像形成装置 |
JP6458510B2 (ja) * | 2014-02-27 | 2019-01-30 | 京セラドキュメントソリューションズ株式会社 | 搬送装置及び画像形成装置 |
CN110471265B (zh) * | 2018-05-09 | 2022-04-01 | 柯尼卡美能达办公系统研发(无锡)有限公司 | 用纸输送装置以及图像形成系统 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3470255B2 (ja) * | 1996-12-11 | 2003-11-25 | コニカミノルタホールディングス株式会社 | 両面画像形成装置 |
JP3738946B2 (ja) * | 1999-03-24 | 2006-01-25 | コニカミノルタビジネステクノロジーズ株式会社 | 用紙カール矯正装置 |
JP3400986B2 (ja) * | 2000-12-04 | 2003-04-28 | 東芝テック株式会社 | 画像形成装置 |
JP4371960B2 (ja) * | 2004-09-06 | 2009-11-25 | キヤノン株式会社 | 画像形成装置 |
JP2009128441A (ja) | 2007-11-20 | 2009-06-11 | Canon Inc | 画像形成装置 |
JP2010054819A (ja) | 2008-08-28 | 2010-03-11 | Canon Inc | カラー画像形成装置 |
-
2010
- 2010-11-09 JP JP2010250731A patent/JP5707877B2/ja not_active Expired - Fee Related
-
2011
- 2011-06-03 US US13/153,003 patent/US8606137B2/en not_active Expired - Fee Related
- 2011-07-06 CN CN201110192875.2A patent/CN102467041B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
JP2012101878A (ja) | 2012-05-31 |
US8606137B2 (en) | 2013-12-10 |
CN102467041B (zh) | 2017-11-03 |
CN102467041A (zh) | 2012-05-23 |
US20120114357A1 (en) | 2012-05-10 |
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