JP2006175611A5 - - Google Patents
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- JP2006175611A5 JP2006175611A5 JP2004368413A JP2004368413A JP2006175611A5 JP 2006175611 A5 JP2006175611 A5 JP 2006175611A5 JP 2004368413 A JP2004368413 A JP 2004368413A JP 2004368413 A JP2004368413 A JP 2004368413A JP 2006175611 A5 JP2006175611 A5 JP 2006175611A5
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- JP
- Japan
- Prior art keywords
- recording material
- unit
- image
- image forming
- determination
- Prior art date
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- 239000000463 material Substances 0.000 claims 26
- 239000000969 carrier Substances 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 1
Claims (3)
前記記録材の表面から反射する反射光を読み取ることにより記録材表面の映像を得る映像読取装置を含み、該映像読取装置によって得られた前記記録材表面の映像に基づいて該記録材の第１の属性を判定する反射光判定手段と、
前記記録材を透過する透過光を用いて前記記録材の第２の属性を判定する透過光判定手段と、
前記第１の属性と前記第２の属性とに基づいて前記記録材の種類に係わる情報を判別する判別手段と、を備え、
前記判別手段は、
前記給紙手段によって給紙されて停止した前記記録材に対して、前記反射光判定手段及び前記透過光判定手段の判定結果に基づいて前記記録材の種類に係わる情報を判別して判別結果を記録し、
記録された前記判別結果に基づいて設定した印字条件に基づいて画像形成動作を開始した際に、前記給紙手段から前記記録材の次に給紙されて搬送途中にある記録材に対する前記透過光判定手段からの判定結果に基づいて前記記録材の種類を判別する
ことを特徴とする画像形成装置。 A paper feeding means for feeding the recording material;
An image reading device that obtains an image of the surface of the recording material by reading reflected light reflected from the surface of the recording material, and a first image of the recording material based on the image of the surface of the recording material obtained by the image reading device; Reflected light determining means for determining the attribute of
Transmitted light determining means for determining a second attribute of the recording material using transmitted light transmitted through the recording material;
Discriminating means for discriminating information related to the type of the recording material based on the first attribute and the second attribute;
The discrimination means includes
With respect to the recording material is stopped being fed by said feeding means, said reflected light determination unit and the determination result in the determination result by the information related to the type of the recording medium to determine another based of the transmitted light determination unit Record
Upon starting the image forming operation based on the set based on the recorded determination result printing conditions, the transmitted light with respect to the recording material on the way conveyed is fed from the paper feed unit to the next of said recording material An image forming apparatus, wherein the type of the recording material is determined based on a determination result from a determination unit.
前記判別手段の判別結果に基づいて、前記露光手段、前記現像手段、前記転写手段、及び前記定着手段のうちの少なくとも一つを制御する制御手段を有する
ことを特徴とする請求項１に記載の画像形成装置。 The apparatus includes an exposure unit that forms a latent image on an image carrier, a developing unit that visualizes the latent image on the image carrier as a developer image, a transfer unit that transfers the developer image to the recording material, and Fixing means for fixing the developer image to the recording material by heating and pressurizing the recording material on which the developer image has been transferred by the transfer means under predetermined fixing processing conditions;
The control unit according to claim 1, further comprising a control unit that controls at least one of the exposure unit, the developing unit, the transfer unit, and the fixing unit based on a determination result of the determination unit. Image forming apparatus.
前記記録材判別装置は、複数の前記給紙手段と前記転写手段の間の記録材搬送路途中に配置され、The recording material discriminating device is disposed in the middle of a recording material conveyance path between the plurality of paper feeding units and the transfer unit,
記録材判別装置が判別した記録材に関する情報を、各給紙手段毎に記憶する記録材情報記憶手段を備え、A recording material information storage unit that stores information about the recording material determined by the recording material determination device for each paper supply unit,
前記露光手段、前記現像手段、前記転写手段、及び前記定着手段のうちの少なくとも一つの動作条件は、前記画像形成動作の開始前に、前記記録材情報記憶手段に記憶されている記録材に関する情報を使用して、決定され、The operating condition of at least one of the exposure unit, the developing unit, the transfer unit, and the fixing unit is information related to the recording material stored in the recording material information storage unit before the start of the image forming operation. Is determined using
前記画像形成動作の開始後の前記記録材判別装置の判別結果が前記動作条件を決定した前記画像形成動作の開始前の前記記録材に関する情報と異なる場合に、前記画像形成動作の開始後の前記記録材判別装置の判別結果に基づいて切替えられるWhen the determination result of the recording material determination device after the start of the image forming operation is different from the information regarding the recording material before the start of the image forming operation that determined the operation conditions, the after the start of the image forming operation Switching is performed based on the discrimination result of the recording material discrimination device.
ことを特徴とする請求項２に記載の画像形成装置。The image forming apparatus according to claim 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004368413A JP4424742B2 (en) | 2004-12-20 | 2004-12-20 | Image forming apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004368413A JP4424742B2 (en) | 2004-12-20 | 2004-12-20 | Image forming apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2006175611A JP2006175611A (en) | 2006-07-06 |
| JP2006175611A5 true JP2006175611A5 (en) | 2008-02-07 |
| JP4424742B2 JP4424742B2 (en) | 2010-03-03 |
Family
ID=36730178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004368413A Expired - Fee Related JP4424742B2 (en) | 2004-12-20 | 2004-12-20 | Image forming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4424742B2 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5203721B2 (en) * | 2007-01-11 | 2013-06-05 | キヤノン株式会社 | Recording material discrimination apparatus and image forming apparatus |
| JP5251300B2 (en) * | 2008-02-21 | 2013-07-31 | 株式会社リコー | Image forming apparatus and image forming method |
| JP2010019979A (en) | 2008-07-09 | 2010-01-28 | Ricoh Co Ltd | Image forming apparatus |
| JP5279600B2 (en) | 2009-04-30 | 2013-09-04 | キヤノン株式会社 | Sheet conveying apparatus and image forming apparatus |
| JP5594988B2 (en) * | 2009-06-30 | 2014-09-24 | キヤノン株式会社 | Recording medium imaging device and image forming apparatus |
| JP6643840B2 (en) * | 2014-11-28 | 2020-02-12 | キヤノン株式会社 | Image forming apparatus and recording material discrimination unit |
| JP6957674B2 (en) * | 2015-04-01 | 2021-11-02 | キヤノン株式会社 | Image forming apparatus and its control method |
| JP6700668B2 (en) | 2015-04-01 | 2020-05-27 | キヤノン株式会社 | Image forming apparatus, control method of the apparatus, and program |
| JP6812779B2 (en) * | 2016-12-19 | 2021-01-13 | コニカミノルタ株式会社 | Paper type discriminator, document reader and image forming device |
| JP6955374B2 (en) * | 2017-05-25 | 2021-10-27 | キヤノン株式会社 | Image forming device |
| JP2019105710A (en) * | 2017-12-12 | 2019-06-27 | コニカミノルタ株式会社 | Image forming apparatus |
| JP7211787B2 (en) | 2018-12-12 | 2023-01-24 | シャープ株式会社 | Image forming apparatus, control program and control method |
| US11500317B2 (en) | 2020-01-21 | 2022-11-15 | Canon Kabushiki Kaisha | Image forming apparatus for controlling image forming condition based on recording material type |
-
2004
- 2004-12-20 JP JP2004368413A patent/JP4424742B2/en not_active Expired - Fee Related
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