JP4551732B2 - 定着装置 - Google Patents
定着装置 Download PDFInfo
- Publication number
- JP4551732B2 JP4551732B2 JP2004305245A JP2004305245A JP4551732B2 JP 4551732 B2 JP4551732 B2 JP 4551732B2 JP 2004305245 A JP2004305245 A JP 2004305245A JP 2004305245 A JP2004305245 A JP 2004305245A JP 4551732 B2 JP4551732 B2 JP 4551732B2
- Authority
- JP
- Japan
- Prior art keywords
- fixing
- belt
- fixing device
- recording material
- belt member
- 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
Links
- 239000000463 material Substances 0.000 claims description 36
- 238000001816 cooling Methods 0.000 claims description 29
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims description 2
- 238000007664 blowing Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 description 15
- 238000005192 partition Methods 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 239000010410 layer Substances 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 239000000123 paper Substances 0.000 description 4
- 230000002411 adverse Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 229910052745 lead Inorganic materials 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011111 cardboard Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
- G03G21/20—Humidity or temperature control also ozone evacuation; Internal apparatus environment control
- G03G21/206—Conducting air through the machine, e.g. for cooling, filtering, removing gases like ozone
-
- 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
- G03G15/20—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat
- G03G15/2003—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat
- G03G15/2014—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat
- G03G15/2064—Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat combined with pressure
-
- 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
- G03G2215/20—Details of the fixing device or porcess
- G03G2215/2003—Structural features of the fixing device
- G03G2215/2009—Pressure belt
-
- 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
- G03G2215/20—Details of the fixing device or porcess
- G03G2215/2003—Structural features of the fixing device
- G03G2215/2016—Heating belt
-
- 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
- G03G2215/20—Details of the fixing device or porcess
- G03G2215/2003—Structural features of the fixing device
- G03G2215/2016—Heating belt
- G03G2215/2022—Heating belt the fixing nip having both a stationary and a rotating belt support member opposing a pressure member
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Atmospheric Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Ecology (AREA)
- Environmental & Geological Engineering (AREA)
- Environmental Sciences (AREA)
- Fixing For Electrophotography (AREA)
- Control Or Security For Electrophotography (AREA)
Description
W …定着ニップ
5 …定着装置
53 …ベルトユニット
510 …定着ローラー(定着回転体)
520 …ハロゲンヒーター
531 …定着ベルト(加圧ベルト)
532 …入口ローラー(支持回転体)
533 …分離ローラー(支持回転体)
534 …ステアリングローラー(支持回転体)
600 …閉空間
601 …ベースフレーム(仕切り壁)
602 …入口ガイド(仕切り壁)
603 …出口ガイド(仕切り壁)
604 …前フレーム(仕切り壁)
605 …後フレーム(仕切り壁)
611 …冷却ファン(冷却手段)
612 …供給ダクト(冷却手段)
613 …供給ファン
614 …排出ダクト(冷却手段)
615 …排出ファン
Claims (2)
- 回転する回転部材と、
前記回転部材とニップを形成して、回転するベルト部材と、
前記ベルト部材を張架して記録材を分離する分離張架部材と、
前記ベルト部材の外周にエアーを吹きつける冷却ファンと、
鉛直方向において前記冷却ファンより下方に配置されて、前記冷却ファンへ向ける空気を第一ファンを利用して外部から吸引するための吸引口と、鉛直方向において前記冷却ファンより上方に配置されて外部へ向けて空気を第二ファンを利用して排気する排気口とを備えて前記ベルト部材を囲む囲み部材とを有して、
前記ニップにおいて記録材にトナーを加熱定着させる定着装置において、
前記冷却ファンは前記ベルト部材の回転方向において前記分離張架部材よりも下流側の前記ベルト部材の前記外周に対向しており、
前記吸引口が、前記ベルト部材の回転方向において前記冷却ファンと対向する前記ベルト部材の対向位置よりも下流側で、
前記排気口が、前記ベルト部材の回転方向において前記対向位置よりも上流側であることを特徴とする定着装置。 - 前記冷却ファンを前記ベルト部材のベルト面に対し直交する方向にエアーを吹き付けるように配置したことを特徴とする請求項1に記載の定着装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004305245A JP4551732B2 (ja) | 2004-10-20 | 2004-10-20 | 定着装置 |
US11/249,457 US7308219B2 (en) | 2004-10-20 | 2005-10-14 | Image heating apparatus including an endless belt and belt cooling mechanism |
CN200510116416.0A CN100504651C (zh) | 2004-10-20 | 2005-10-20 | 图像加热设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004305245A JP4551732B2 (ja) | 2004-10-20 | 2004-10-20 | 定着装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006119243A JP2006119243A (ja) | 2006-05-11 |
JP4551732B2 true JP4551732B2 (ja) | 2010-09-29 |
Family
ID=36180885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004305245A Expired - Fee Related JP4551732B2 (ja) | 2004-10-20 | 2004-10-20 | 定着装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7308219B2 (ja) |
JP (1) | JP4551732B2 (ja) |
CN (1) | CN100504651C (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4551732B2 (ja) | 2004-10-20 | 2010-09-29 | キヤノン株式会社 | 定着装置 |
JP4994626B2 (ja) * | 2005-09-13 | 2012-08-08 | キヤノン株式会社 | 画像加熱装置、及び画像形成装置 |
JP2007322773A (ja) * | 2006-06-01 | 2007-12-13 | Konica Minolta Business Technologies Inc | 定着装置及び画像形成装置 |
JP5151520B2 (ja) * | 2008-02-08 | 2013-02-27 | コニカミノルタビジネステクノロジーズ株式会社 | 画像形成装置 |
JP2010244023A (ja) * | 2009-03-19 | 2010-10-28 | Konica Minolta Business Technologies Inc | 定着装置及び画像形成装置 |
JP5499611B2 (ja) * | 2009-10-08 | 2014-05-21 | コニカミノルタ株式会社 | 定着装置及び画像形成装置 |
JP5570233B2 (ja) * | 2010-01-29 | 2014-08-13 | キヤノン株式会社 | 画像形成装置 |
JP5545001B2 (ja) * | 2010-04-15 | 2014-07-09 | コニカミノルタ株式会社 | 定着装置及び画像形成装置 |
JP5568662B2 (ja) * | 2012-08-27 | 2014-08-06 | 株式会社東芝 | 画像形成装置及び画像形成方法 |
JP5453504B1 (ja) * | 2012-10-16 | 2014-03-26 | 株式会社東芝 | 画像形成装置 |
JP6272134B2 (ja) * | 2014-05-20 | 2018-01-31 | キヤノン株式会社 | 定着装置 |
JP6516764B2 (ja) * | 2014-10-08 | 2019-05-22 | キヤノン株式会社 | 画像加熱装置 |
US10073413B2 (en) * | 2016-09-02 | 2018-09-11 | Fuji Xerox Co., Ltd. | Image forming apparatus with internal airflow |
JP7621791B2 (ja) | 2020-12-23 | 2025-01-27 | キヤノン株式会社 | 画像形成装置 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01302368A (ja) * | 1988-05-31 | 1989-12-06 | Canon Inc | 画像形成装置 |
JPH0527629A (ja) * | 1991-07-25 | 1993-02-05 | Konica Corp | 定着装置 |
JPH11352840A (ja) * | 1998-06-05 | 1999-12-24 | Canon Inc | 画像形成装置 |
JP2001201979A (ja) * | 2000-01-20 | 2001-07-27 | Fuji Xerox Co Ltd | 画像定着装置 |
JP2002174972A (ja) * | 2000-09-28 | 2002-06-21 | Hitachi Ltd | 電子写真装置 |
JP2004198863A (ja) * | 2002-12-20 | 2004-07-15 | Kyocera Mita Corp | 画像形成装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4745432A (en) * | 1987-01-30 | 1988-05-17 | Xerox Corporation | Liquid ink fusing system |
JPH0572926A (ja) * | 1991-09-18 | 1993-03-26 | Konica Corp | 定着装置 |
JPH05303300A (ja) | 1992-04-23 | 1993-11-16 | Fuji Xerox Co Ltd | 定着装置 |
JP3465178B2 (ja) * | 1996-08-23 | 2003-11-10 | 京セラミタ株式会社 | 画像形成機およびそれに適用するプロセスユニット |
JP2001083826A (ja) * | 1999-09-10 | 2001-03-30 | Matsushita Electric Ind Co Ltd | 定着装置 |
JP2002365946A (ja) | 2001-06-12 | 2002-12-20 | Canon Inc | 画像形成装置 |
JP2003107978A (ja) * | 2001-09-28 | 2003-04-11 | Kyocera Mita Corp | 画像形成装置 |
JP2004126427A (ja) * | 2002-10-07 | 2004-04-22 | Fuji Photo Film Co Ltd | 電子画像形成方法 |
JP2004151476A (ja) * | 2002-10-31 | 2004-05-27 | Canon Inc | 画像形成装置 |
JP4551732B2 (ja) | 2004-10-20 | 2010-09-29 | キヤノン株式会社 | 定着装置 |
-
2004
- 2004-10-20 JP JP2004305245A patent/JP4551732B2/ja not_active Expired - Fee Related
-
2005
- 2005-10-14 US US11/249,457 patent/US7308219B2/en active Active
- 2005-10-20 CN CN200510116416.0A patent/CN100504651C/zh not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01302368A (ja) * | 1988-05-31 | 1989-12-06 | Canon Inc | 画像形成装置 |
JPH0527629A (ja) * | 1991-07-25 | 1993-02-05 | Konica Corp | 定着装置 |
JPH11352840A (ja) * | 1998-06-05 | 1999-12-24 | Canon Inc | 画像形成装置 |
JP2001201979A (ja) * | 2000-01-20 | 2001-07-27 | Fuji Xerox Co Ltd | 画像定着装置 |
JP2002174972A (ja) * | 2000-09-28 | 2002-06-21 | Hitachi Ltd | 電子写真装置 |
JP2004198863A (ja) * | 2002-12-20 | 2004-07-15 | Kyocera Mita Corp | 画像形成装置 |
Also Published As
Publication number | Publication date |
---|---|
US7308219B2 (en) | 2007-12-11 |
JP2006119243A (ja) | 2006-05-11 |
US20060083536A1 (en) | 2006-04-20 |
CN100504651C (zh) | 2009-06-24 |
CN1763654A (zh) | 2006-04-26 |
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