JP2015031841A5 - - Google Patents
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- JP2015031841A5 JP2015031841A5 JP2013161733A JP2013161733A JP2015031841A5 JP 2015031841 A5 JP2015031841 A5 JP 2015031841A5 JP 2013161733 A JP2013161733 A JP 2013161733A JP 2013161733 A JP2013161733 A JP 2013161733A JP 2015031841 A5 JP2015031841 A5 JP 2015031841A5
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- Prior art keywords
- heat
- fixing
- contact
- fixing device
- peltier elements
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- 238000010438 heat treatment Methods 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 20
- 230000000875 corresponding Effects 0.000 claims description 11
- 230000002093 peripheral Effects 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 6
- 230000020169 heat generation Effects 0.000 claims 13
- 239000000969 carrier Substances 0.000 claims 3
- 238000010521 absorption reaction Methods 0.000 claims 1
- 230000001105 regulatory Effects 0.000 description 1
Description
上記目的を達成するために、請求項１の発明は、回転可能に設けられた定着部材と、回転可能に設けられ前記定着部材の外周面に接触させて該定着部材との間にニップ部を形成する接触部材と、基材に設けられ電力が供給されることで発熱する発熱体を有し前記定着部材を加熱する加熱手段と、前記発熱体に電力を供給する第一電力供給手段とを備え、前記発熱体は、記録材搬送方向と直交する記録材幅方向に複数の発熱部を有しており、画像領域に対応した発熱部である画像領域発熱部を第一の発熱量で発熱させ、非画像領域に対応した発熱部である非画像領域発熱部を発熱させないまたは第一の発熱量よりも少ない第二の発熱量で発熱させ、前記ニップ部に通過させた記録材上の画像を少なくとも熱によって該記録材に定着させる定着装置において、前記基材の各発熱部に対応する部分の温度をそれぞれ調節可能な基材温度調節手段を有することを特徴とするものである。
In order to achieve the above object, the invention of claim 1 is characterized in that a fixing member provided rotatably and a nip portion provided between the fixing member and a fixing member provided rotatably are brought into contact with the outer peripheral surface of the fixing member. A contact member to be formed, a heating unit that is provided on a base and has a heating element that generates heat when power is supplied thereto, and that heats the fixing member; and a first power supply unit that supplies power to the heating element The heating element has a plurality of heating portions in the recording material width direction orthogonal to the recording material conveyance direction, and heats the image region heating portion corresponding to the image region with a first heating amount. is allowed, then heat at a second heating value smaller than the non-image area does not generate heat non-image area heating unit is a heating unit that corresponds or the first heating value, on serial Rokuzai which was passed through the nip by at least heat images fixing instrumentation for fixing on the recording material In, it is characterized in that it has a respective adjustable base temperature regulating means the temperature of the portion corresponding to the heat generating portion of the substrate.
Claims (9)
回転可能に設けられ前記定着部材の外周面に接触させて該定着部材との間にニップ部を形成する接触部材と、
基材に設けられ電力が供給されることで発熱する発熱体を有し前記定着部材を加熱する加熱手段と、
前記発熱体に電力を供給する第一電力供給手段とを備え、
前記発熱体は、記録材搬送方向と直交する記録材幅方向に複数の発熱部を有しており、画像領域に対応した発熱部である画像領域発熱部を第一の発熱量で発熱させ、非画像領域に対応した発熱部である非画像領域発熱部を発熱させないまたは第一の発熱量よりも少ない第二の発熱量で発熱させ、
前記ニップ部に通過させた記録材上の画像を少なくとも熱によって該記録材に定着させる定着装置において、
前記基材の各発熱部に対応する部分の温度をそれぞれ調節可能な基材温度調節手段を有することを特徴とする定着装置。 A fixing member provided rotatably;
A contact member that is rotatably provided and contacts the outer peripheral surface of the fixing member to form a nip portion with the fixing member;
A heating means for heating the fixing member having a heating element that is provided on the substrate and generates heat when electric power is supplied;
First power supply means for supplying power to the heating element,
The heating element has a plurality of heat generating portions in the recording material width direction orthogonal to the recording material conveyance direction, and heats the image region heat generating portion that is a heat generating portion corresponding to the image region with a first heat generation amount, Do not heat the non-image area heat generation part corresponding to the non-image area or generate heat with a second heat generation amount smaller than the first heat generation amount,
In the fixing device for fixing on the recording material by at least heat the images on serial Rokuzai which was passed through the nip portion,
A fixing device comprising base material temperature adjusting means capable of adjusting temperatures of portions corresponding to the respective heat generating portions of the base material.
前記基材温度調節手段は、前記基材の各発熱部に対応する部分それぞれから吸熱可能な吸熱手段を有することを特徴とする定着装置。 The fixing device according to claim 1.
The fixing device according to claim 1, wherein the substrate temperature adjusting unit includes a heat absorption unit capable of absorbing heat from each of the portions corresponding to the heat generation units of the substrate.
前記吸熱手段は、前記基材の前記定着部材と対向する側とは反対側の面に接触し前記複数の発熱部に対応させて設けられた複数のペルチェ素子と、該ペルチェ素子に電力を供給する第二電力供給手段とを有することを特徴とする定着装置。 The fixing device according to claim 2.
The heat absorbing means is in contact with the surface of the base material opposite to the side facing the fixing member, and is provided with a plurality of Peltier elements provided corresponding to the plurality of heat generating sections, and supplies power to the Peltier elements And a second power supply means.
前記ペルチェ素子の前記基材と接する側とは反対側の面に接触して設けられ、ペルチェ素子同士を熱伝達可能につなぐ伝熱部材を有することを特徴とする定着装置。 The fixing device according to claim 3.
A fixing device, comprising: a heat transfer member provided in contact with a surface of the Peltier element opposite to the side in contact with the base material to connect the Peltier elements to each other so as to be able to transfer heat.
前記定着部材は無端状のベルト部材である定着ベルトであり、
前記定着ベルトの外周面または内周面に接触し前記記録材幅方向に並んで設けられた複数のペルチェ素子と、該ペルチェ素子に電力を供給する第三電力供給手段と、該ペルチェ素子の該定着ベルトと接する側とは反対側の面に接触して設けられペルチェ素子同士を熱伝達可能につなぐ第二伝熱部材とを備えた定着ベルト温度調節手段を有することを特徴とする定着装置。 The fixing device according to claim 1, 2, 3 or 4.
The fixing member is a fixing belt which is an endless belt member;
A plurality of Peltier elements provided in contact with the outer peripheral surface or inner peripheral surface of the fixing belt and arranged in the recording material width direction, third power supply means for supplying power to the Peltier elements, and the Peltier elements A fixing device comprising: a fixing belt temperature adjusting means provided with a second heat transfer member that is provided in contact with a surface opposite to a side in contact with the fixing belt and that connects the Peltier elements so that heat can be transferred between them.
前記接触部材に接触し前記記録材幅方向に並んで設けられた複数のペルチェ素子と、該ペルチェ素子に電力を供給する第四電力供給手段と、該ペルチェ素子の該接触部材と接する側とは反対側の面に接触して設けられペルチェ素子同士を熱伝達可能につなぐ第三伝熱部材とを備えた接触部材温度調節手段を有することを特徴とする定着装置。 The fixing device according to claim 1, 2, 3, 4 or 5.
A plurality of Peltier elements provided in contact with the contact member and arranged side by side in the recording material width direction, fourth power supply means for supplying power to the Peltier element, and a side of the Peltier element in contact with the contact member A fixing device comprising: a contact member temperature adjusting means provided with a third heat transfer member provided in contact with the opposite surface to connect the Peltier elements to each other so as to be able to transfer heat.
回転可能に設けられ前記定着ベルトの外周面に接触させて該定着ベルトとの間にニップ部を形成する接触部材と、
基材に設けられ電力が供給されることで発熱する発熱体を有し前記定着ベルトを加熱する加熱手段と、
前記発熱体に電力を供給する第一電力供給手段とを備え、
前記発熱体は、記録材搬送方向と直交する記録材幅方向に複数の発熱部を有しており、画像領域に対応した発熱部である画像領域発熱部を第一の発熱量で発熱させ、非画像領域に対応した発熱部である非画像領域発熱部を発熱させないまたは第一の発熱量よりも少ない第二の発熱量で発熱させ、
前記ニップ部に通過させた記録材上の画像を少なくとも熱によって該記録材に定着させる定着装置において、
前記定着ベルトの外周面または内周面に接触し前記記録材幅方向に並んで設けられた複数のペルチェ素子と、該ペルチェ素子に電力を供給する第二電力供給手段と、該ペルチェ素子の該定着ベルトと接する側とは反対側の面に接触して設けられペルチェ素子同士を熱伝達可能につなぐ伝熱部材とを備えた定着ベルト温度調節手段を有することを特徴とする定着装置。 A fixing belt provided rotatably;
A contact member that is rotatably provided to contact an outer peripheral surface of the fixing belt to form a nip portion with the fixing belt;
A heating means for heating the fixing belt having a heating element that is provided on the substrate and generates heat when electric power is supplied;
First power supply means for supplying power to the heating element,
The heating element has a plurality of heat generating portions in the recording material width direction orthogonal to the recording material conveyance direction, and heats the image region heat generating portion that is a heat generating portion corresponding to the image region with a first heat generation amount, Do not heat the non-image area heat generation part corresponding to the non-image area or generate heat with a second heat generation amount smaller than the first heat generation amount,
In the fixing device for fixing on the recording material by at least heat the images on serial Rokuzai which was passed through the nip portion,
A plurality of Peltier elements provided in contact with the outer peripheral surface or inner peripheral surface of the fixing belt and arranged in the recording material width direction, second power supply means for supplying power to the Peltier elements, and the Peltier elements A fixing device comprising: a fixing belt temperature adjusting means provided with a heat transfer member provided in contact with a surface opposite to a side in contact with the fixing belt so as to connect the Peltier elements to each other so as to be able to transfer heat.
回転可能に設けられ前記定着部材の外周面に接触させて該定着部材との間にニップ部を形成する接触部材と、
基材に設けられ電力が供給されることで発熱する発熱体を有し前記定着部材を加熱する加熱手段と、
前記発熱体に電力を供給する第一電力供給手段とを備え、
前記発熱体は、記録材搬送方向と直交する記録材幅方向に複数の発熱部を有しており、画像領域に対応した発熱部である画像領域発熱部を第一の発熱量で発熱させ、非画像領域に対応した発熱部である非画像領域発熱部を発熱させないまたは第一の発熱量よりも少ない第二の発熱量で発熱させ、
前記ニップ部に通過させた記録材上の画像を少なくとも熱によって該記録材に定着させる定着装置において、
前記接触部材に接触し前記記録材幅方向に並んで設けられた複数のペルチェ素子と、該ペルチェ素子に電力を供給する第二電力供給手段と、該ペルチェ素子の該接触部材と接する側とは反対側の面に接触して設けられペルチェ素子同士を熱伝達可能につなぐ伝熱部材とを備えた接触部材温度調節手段を有することを特徴とする定着装置。 A fixing member provided rotatably;
A contact member that is rotatably provided and contacts the outer peripheral surface of the fixing member to form a nip portion with the fixing member;
A heating means for heating the fixing member having a heating element that is provided on the substrate and generates heat when electric power is supplied;
First power supply means for supplying power to the heating element,
The heating element has a plurality of heat generating portions in the recording material width direction orthogonal to the recording material conveyance direction, and heats the image region heat generating portion that is a heat generating portion corresponding to the image region with a first heat generation amount, Do not heat the non-image area heat generation part corresponding to the non-image area or generate heat with a second heat generation amount smaller than the first heat generation amount,
In the fixing device for fixing on the recording material by at least heat the images on serial Rokuzai which was passed through the nip portion,
A plurality of Peltier elements provided in contact with the contact member and arranged side by side in the recording material width direction, second power supply means for supplying power to the Peltier element, and a side of the Peltier element in contact with the contact member A fixing device comprising: a contact member temperature adjusting means provided with a heat transfer member provided in contact with the opposite surface to connect the Peltier elements to each other so as to be able to transfer heat.
像担持体上にトナー像を形成するトナー像形成手段と、
前記トナー像を前記像担持体上から記録媒体上に転写する転写手段と、
前記記録媒体上に転写されたトナー像を該記録媒体に定着させる定着手段とを備えた画像形成装置において、
前記定着手段として、請求項１、２、３、４、５、６、７または８の定着装置を用いることを特徴とする画像形成装置。 An image carrier;
Toner image forming means for forming a toner image on the image carrier;
Transfer means for transferring the toner image from the image carrier onto a recording medium;
An image forming apparatus comprising: a fixing unit that fixes the toner image transferred onto the recording medium to the recording medium;
An image forming apparatus using the fixing device according to claim 1, 2, 3, 4, 5, 6, 7, or 8 as the fixing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013161733A JP6300060B2 (en) | 2013-08-02 | 2013-08-02 | Fixing apparatus and image forming apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013161733A JP6300060B2 (en) | 2013-08-02 | 2013-08-02 | Fixing apparatus and image forming apparatus |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2015031841A JP2015031841A (en) | 2015-02-16 |
| JP2015031841A5 true JP2015031841A5 (en) | 2017-01-12 |
| JP6300060B2 JP6300060B2 (en) | 2018-03-28 |
Family
ID=52517196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013161733A Expired - Fee Related JP6300060B2 (en) | 2013-08-02 | 2013-08-02 | Fixing apparatus and image forming apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6300060B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6497147B2 (en) | 2015-03-17 | 2019-04-10 | 株式会社リコー | Fixing apparatus and image forming apparatus |
| JP7301585B2 (en) * | 2019-04-16 | 2023-07-03 | キヤノン株式会社 | Image heating device and image forming device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH056114A (en) * | 1990-09-21 | 1993-01-14 | Toshiba Corp | Fixing apparatus |
| JPH05246060A (en) * | 1992-03-09 | 1993-09-24 | Oji Paper Co Ltd | Line thermal head |
-
2013
- 2013-08-02 JP JP2013161733A patent/JP6300060B2/en not_active Expired - Fee Related
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