CN107065482A - Fixing device and image processing system - Google Patents

Fixing device and image processing system Download PDF

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Publication number
CN107065482A
CN107065482A CN201611145179.5A CN201611145179A CN107065482A CN 107065482 A CN107065482 A CN 107065482A CN 201611145179 A CN201611145179 A CN 201611145179A CN 107065482 A CN107065482 A CN 107065482A
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CN
China
Prior art keywords
endless belt
pad
fixing
contact
heating roller
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Granted
Application number
CN201611145179.5A
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Chinese (zh)
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CN107065482B (en
Inventor
浪崎广介
中西正行
大石真嗣
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Sharp Corp
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Sharp Corp
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Publication of CN107065482A publication Critical patent/CN107065482A/en
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Publication of CN107065482B publication Critical patent/CN107065482B/en
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    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/20Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat
    • G03G15/2003Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat
    • G03G15/2014Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat
    • G03G15/2039Apparatus for electrographic processes using a charge pattern for fixing, e.g. by using heat using heat using contact heat with means for controlling the fixing temperature

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fixing For Electrophotography (AREA)

Abstract

The present invention relates to fixing device and image processing system.Fixing section possesses fixing roller, the heating roller with thermal source, be erected at fixing roller and the fixing band of heating roller and be crimped on fixing roller and formed between fixing band across fixing band conveying paper nip portion backer roll.Fixing section is also equipped with the pad with the contact face contacted with the inner peripheral surface of fixing band and the force application part exerted a force on the direction for making contact face be crimped with the inner peripheral surface of fixing band to pad, and pad is configured to freely swing centered on the rotary shaft of heating roller.Thus, the temperature reduced on the width of fixing band is uneven.

Description

Fixing device and image processing system
Technical field
The present invention relates to fixing device and possesses the image processing system of the fixing device, the fixing device possesses heating Roller, fixing roller and the endless belt for being set up in heating roller and fixing roller, and it is configured to the heat that will be sent from heating roller via annular Band is transmitted to fixing roller.
Background technology
The image processing system of electronic photo mode possesses fixing device, and the fixing device passes through to having held toner figure The sheet material of picture is heated and pressurizeed to make toner image be fixed on sheet material.Exist as follows for fixing device Fixing device:Possess heating roller, fixing roller and be set up in the endless belt of heating roller and fixing roller, and be configured to by inciting somebody to action The heat sent from heating roller is heated to fixing roller transmission to fixing roller via endless belt.
In such fixing device, such as the tension force for adjustment ring shape band, heating roller is by multiple force application parts to ring The enhanced direction force of tension force of shape band.However, in fixing device, because the contact area of heating roller and endless belt is larger, So the deviation of the active force because of the force application part on the width of the axial direction of heating roller, fixing roller, i.e. endless belt, endless belt Easily produce a side of deviation width or be inclined to the bending of the opposing party.
It is therefore proposed that a kind of be also equipped with being crimped on the jockey pulley on the inner peripheral surface of endless belt to replace applying heating roller The fixing device of power.In the fixing device, due to jockey pulley be crimped on it is more flat than the endless belt of the circumferential contact with heating roller State, heating roller and fixing roller between endless belt on, so the contact area of jockey pulley and endless belt is smaller, annular The bending of band is smaller.
However, in recent years, in fixing device, various rollers and endless belt thin-walled property are made to shorten preheating time, Thermal capacity is gradually reduced.Therefore, on the width of endless belt, temperature is easily produced in endless belt uneven.If in endless belt Temperature inequality is produced, then worries that toner image produces inequality, image quality reduction to the fixing degree of sheet material.
It is therefore proposed that a kind of following fixing device:The inner peripheral surface possessed relative to endless belt is freely separating close roller, It is changed into more than set point of temperature by region if the sheet material of endless belt is non-, makes roller contact to make endless belt with the inner peripheral surface of endless belt Heat released to roller, so as to realize suppression and the width side of endless belt of the non-excessive heating by region of endless belt The uneven reduction of upward temperature is (referring for example to Japanese Unexamined Patent Publication 2008-275873 publications.).
However, in the fixing device described in Japanese Unexamined Patent Publication 2008-275873 publications, due to in endless belt The part of circumferential contact is roller, so smaller with the contact area of endless belt, heat transfer efficiency is relatively low.Therefore, the width of endless belt The minimizing effect of temperature inequality on direction is smaller.On the other hand, the part contacted in increase with the inner peripheral surface of endless belt with In the case of the contact area of endless belt, heat transfer efficiency is uprised, and the uneven minimizing effect of temperature is uprised, but in conventional fixing dress In the structure put, not in view of endless belt transporting stabilisation, so worrying that the bending of endless belt becomes big.In addition, because of ring Shape band is rocked, and the contact area of heating roller and endless belt changes, and the heat that endless belt is subject to from heating roller changes, and also worries The temperature of endless belt is unstable.
The content of the invention
The purpose of the invention be to provide a kind of uneven reduction of the temperature that can carry out on the width of endless belt with And the fixing device that suppresses of the bending of endless belt and possess the image processing system of the fixing device.
The fixing device of the invention possesses fixing roller, heating roller, endless belt, pad and force application part.Heating roller has Thermal source.Endless belt is erected on fixing roller and heating roller.In press body crimped across endless belt with fixing roller etc. and fixing roller Between formed feeding sheets nip portion.Pad is with the contact surface contacted with the inner peripheral surface of endless belt.Force application part makes to connect Pad is exerted a force on the direction that contacting surface is crimped with inner peripheral surface.Pad is configured to by active force with the rotary shaft of heating roller Centered on freely swing.
In this composition, the tension force of endless belt is adjusted by making pad be crimped on the inner peripheral surface of endless belt.By making lining Pad is crimped on the inner peripheral surface of endless belt, so that compared with making the situation that roll-in connects, can the volume of pad be suppressed smaller, And increase the contact area with endless belt.Because pad and the contact area of endless belt are larger, so heat transfer efficiency is uprised, reduce Temperature on the width of endless belt is uneven.
Further, since pad is swung centered on the rotary shaft of heating roller, so the contact surface of pad is oriented heating On the extended line of contact surface of the end of one side of roller and the contact area of endless belt all the time in pad.Therefore, pad and ring How the interval of the contact area and heating roller of shape band and the contact area of endless belt is all certain regardless of the swing of pad.Cause This, by being configured to the interval of the contact area and heating roller of pad and endless belt and the contact area of endless belt as much as possible Small, being swung even if pad can also prevent above-mentioned interval from becoming big.Therefore, it is possible to suppress rocking for endless belt.
By suppressing rocking for endless belt, so as to also suppress the change of the contact area of heating roller and endless belt, endless belt The heat being subject to from heating roller is stable, and the temperature of endless belt is also stablized.
In above-mentioned composition, preferably above-mentioned pad is configured as above-mentioned contact surface relative to above-mentioned heating roller in above-mentioned ring The conveying direction upstream side of shape band is contacted with the inner peripheral surface of above-mentioned endless belt.In this composition, due to heating roller and endless belt Endless belt near contact start position rocks suppressed, so the variation quilt of the contact start position of heating roller and endless belt Suppress, from heating roller to endless belt stably heat conduction.
Additionally, it is preferred that pad have length corresponding with the conveying direction of the above-mentioned endless belt in contact condition be more than with The shape of the length of the corresponding thickness direction of normal direction of above-mentioned endless belt in contact condition., can in this composition Suppress the maximization of pad, and increase pad and the contact area of endless belt.
Additionally, it is preferred that pad has flat pattern, conveying direction of its contact surface in endless belt on above-mentioned thickness direction The upper curved surface with ridge or crowned.In this composition, the maximization of pad can be suppressed, and can be increased and endless belt Contact area.
Also, preferred pad is configured in the of the first contact area of contact surface and endless belt and heating roller and endless belt On the position smaller than the interval of the 3rd contact area and the first contact area of fixing roller and endless belt of the interval of two contact areas. In this composition, suppress rocking for the endless belt between the first contact area and the second contact area, the conveying of endless belt is stable Change.
Additionally, it is preferred that pad is configured on the width of above-mentioned endless belt, in the thermal conductivity ratio of at least one end The pyroconductivity in centre portion is high.In this composition, in the case of turning into non-paper by region in the end of the width of endless belt, Due to not taking away heat by sheet material, so temperature easily rises compared with central portion.Therefore, by making the width of endless belt On pad thermal conductivity ratio central portion it is high so that the heat of the end of the width of endless belt is easily via pad in Conduct in centre portion.Thus, easily the equalizing temperature of endless belt is made on the width of endless belt.
Further, since pad is made by the resin with heat resistance, so even if from the heated also operating stably in endless belt, going back Realize long lifetime.
The image processing system of the invention possesses the image to form toner image and toner image is transferred to sheet material The fixing device of forming portion and any one above-mentioned structure.In this composition, by making pad be crimped on the inner circumferential of endless belt Face adjusts the tension force of endless belt.By making pad be crimped on the inner peripheral surface of endless belt, so that compared with making the situation that roll-in connects Compared with, can the volume of pad be suppressed smaller, and increase and the contact area of endless belt.Because padding the contact surface with endless belt Product is larger, so heat transfer efficiency is uprised, the temperature reduced on the width of endless belt is uneven.
Further, since pad is swung centered on the rotary shaft of heating roller, so the contact surface of pad is oriented heating One end of roller and the contact area of endless belt is always positioned on the extended line of the contact surface of pad.Therefore, pad and annular How the interval of the contact area and heating roller of band and the contact area of endless belt is all certain regardless of the swing of pad.Therefore, It is small as much as possible by being configured to pad and the contact area of endless belt and the interval of heating roller and the contact area of endless belt, i.e., Swinging pad can also prevent above-mentioned interval from becoming big.Therefore, it is possible to suppress rocking for endless belt.
By suppressing rocking for endless belt, so as to also suppress the change of the contact area of heating roller and endless belt, endless belt The heat being subject to from heating roller is stable, and the temperature of endless belt is also stablized.
According to the invention, the temperature that can be reduced on the width of endless belt is uneven.
Brief description of the drawings
Fig. 1 is the side view for the schematic construction for representing image processing system.
Fig. 2 is the side sectional view of the fixing section involved by first embodiment.
Fig. 3 is Fig. 2 magnified partial view.
Fig. 4 is the stereogram for an example for representing pad, and Fig. 4 (a) is outside drawing, and Fig. 4 (b) is to eliminate contact face Outside drawing.
Fig. 5 is the pie graph of pad, and Fig. 5 (a) is top view, and Fig. 5 (b) is front view, and Fig. 5 (c) is look up figure.
Fig. 6 is the pie graph of pad, and Fig. 6 (a) is left side view, and Fig. 6 (b) is right view, and Fig. 6 (c) is Fig. 4 (b) Line VI -- VI direction view.
Fig. 7 is the pie graph of pad and scaffold, and Fig. 7 (a) is front view, and Fig. 7 (b) is surrounded by the circle in Fig. 7 (a) Part magnified partial view.
Fig. 8 be pad and scaffold pie graph, Fig. 8 (a) be from pad it is axially external from stereogram, Fig. 8 (b) it is by the magnified partial view of the part of the circle encirclement in Fig. 8 (a).
Embodiment
(first embodiment)
As shown in figure 1, image processing system 100 possess image forming part 10, intermediate transfer portion 20, secondary transfer section 30, Fixing section 40, sheet feed section 50, paper sheet delivery road 60 and reading part 70, and it is equipped with auto document on the top of apparatus main body Conveying device 80.Image processing system 100 is in the way of colored or be monochromatic to being read via reading part 70 on paper Colored or black white image data or the colour or black white image data of the external device (ED) input outside figure are printed.
Image forming part 10 possesses light beam scanning unit 1 and has the assorted image forming part of same structure respectively 10A~10D.Light beam scanning unit 1 possesses semiconductor laser, will be being read by reading part 70, corresponding with colored original The view data of each pixel of R, G, B color is converted to black (K), cyan (C), magenta (M), the concentration data of yellow (Y), and Utilize with the laser of duty ratio modulation corresponding with each concentration data after conversion axially (main scanning direction) to image shape Surface into portion 10A~10D photosensitive drums 2A~2D is exposed scanning, to form each electrostatic latent image.Represent the figure of explanation It is equipped with as forming portion 10A possesses as holding the photosensitive drums 2A of body, and around it along direction of rotation (sub-scanning direction) Charged device 3A, developer 4A and cleaning section 5A.
Intermediate transfer portion 20 possesses intermediate transfer belt 21, driven roller 22, driven voller 23, primary transfer roller 24A~24D, will Toner image (developer picture) primary transfer formed on photosensitive drums 2A~2D side face is extremely used as the centre as holding body On the surface of transfer belt 21.Secondary transfer section 30 is by the toner image secondary transfer printing on the surface of intermediate transfer belt 21 to paper On.
40 pairs of fixing section is transferred in toner image on paper and carries out heating melting to be fixed, and is discharged to ADF support Disk.The more detailed structure of fixing section 40 is illustrated with Fig. 2.Sheet feed section 50 possesses paper feeding cassette 51, manual pallet 52, and is equipped with The different paper of size, paper sheet delivery road 60 is supplied to by the paper selected therefrom from corresponding paper feeding cassette etc..
Fixing section 40 as shown in Figure 2 and Figure 3, the heating roller 42 with thermals source 421 such as fixing roller 41, Built-in light heaters, with And it is erected at the fixing band 43 of the ring-shaped between two rollers 41,42.Backer roll 45 is arranged opposite across fixing band 43 and fixing roller 41. In addition, backer roll 45 is crimped on fixing roller 41 by force application parts such as springs via fixing band 43, formed between fixing band 43 Convey the nip portion of paper.One side of roller 41,42 is illustrated the fixing motor rotation driving of omission.Thus, fixing band 43 is by ring Around driving, then backer roll 45 is by driven rotation.
Pad 44 is fixed scaffold 40A (reference picture 7 (a), Fig. 7 (b) and Fig. 8 (a), the Fig. 8 in portion 40 in two sides ) (b) supporting such as, and be configured on the appropriate position of the inner peripheral surface side of fixing band 43.Pad 44 is configured as described later connect In fixing roller 41 and heating roller 42 on the circular direction (conveying direction) of the fixing band 43 of contacting surface portion 441 in figure 3 shown in arrow Between, i.e., the upstream side of heating roller 42 is contacted with the inner peripheral surface of fixing band 43.
Moreover, as shown in Fig. 4~Fig. 6, pad 44 possesses with length direction corresponding with the width dimensions of fixing band 43 Size contact face 441, contact face 441 two ends support 442 and the more outward abutting of support 442 Portion 443.Pad 44 is from the perspective of operating stably, long lifetime, preferably by for example heat-resisting PPS of the resin with heat resistance (Poly Phenylene Sulfide:Polyphenylene sulfide), heat-resisting PEEK (Poly Ether Ether Ketone:Polyether-ether-ketone) It is made.In addition, pad 44 is exerted a force by the force application part such as compression spring 44a to the direction that contact face 441 is crimped on fixing band 43. Pad 44 is contacted with fixing band 43, and makes the circular road direction lateral expansion of fixing band 43 on contact position, makes fixing band 43 maintain defined tension force.Abutting part 443 is the plate that extension is configured on the outside of the length direction of pad 44 as explained later Shape body, and the position as force application part 44a abuttings, effect active force.
Contact face 441 has flat pattern, shape above is in fixing band especially as shown in Fig. 6 (c) on thickness direction There is the curved surface of ridge or crowned on 43 conveying direction.In addition, contact face 441 has the contact site with fixing band 43 In length corresponding with the conveying direction of fixing band 43 (it is shown in Fig. 3, point P1 is opened from the contact with fixing band 43 to separating Length dimension untill point P2) more than the size of the length (thickness) corresponding with the normal direction of fixing band 43 in contact site Shape and formed.Thus, compared with using the situation of roller, the maximization of contact face 441 can be suppressed, and increased and fixing band 43 contact area.Because the contact area of contact face 441 and fixing band 43 is larger, and heat transfer efficiency is uprised, fixing band 43 Temperature inequality in width is reduced.In addition, as shown in Fig. 4 (b), Fig. 5 (c), in the inside side of contact face 441 using simultaneously Row are provided with multiple rib 441a structure to maintain intensity.
In addition, the configuration of pad 44 makes the first contact area that contact face 441 is contacted with fixing band 43 (with reference to P1~P2 Between, Fig. 3) interval of the second contact area that is contacted with heating roller 42 with fixing band 43 contacts than fixing roller 41 with fixing band 43 3rd contact area is with the small position in the interval of the first contact area.Thus, the first contact area and the second contact zone are suppressed Fixing band 43 between domain is rocked, and the conveying of fixing band 43 stabilizes.
In addition, contact face 441 conveying direction downstream towards heating roller 42 conveying direction upstream side and with The position that fixing band 43 is contacted (with reference to contact start position P3, Fig. 3).
Support 442 is formed with annular portion 442a on the orthogonal direction of the length direction with contacting face 441.Support 442 by the way that the rotary shaft that heating roller 42 is embedded in outside annular portion 442a can be rotated around heating roller 42.Thus, pad 44 is propped up Hold to freely swing centered on the rotary shaft of heating roller 42.
In addition, as shown in Fig. 6 (a), Fig. 6 (b), Fig. 7 (a), Fig. 7 (b) and Fig. 8 (a), Fig. 8 (b), abutting part 443 is formed There is the bearing surface in the direction of circumferential component, and supporting in abutting part 443 for the rotary shaft with relative to heating roller 42 Junction is opposite disposed to be had by tab 401 formed by scaffold 40A cuttings from fixing section 40 etc..Moreover, by arranging Force application part 44a between abutting part 443 and tab 401, abutting part 443 turns into the shape for being applied active force upward State, pad 44 is swung centered on the rotary shaft of heating roller 42 and crimped with fixing band 43 by the active force above this.This Outside, being erect respectively in opposed surface side preferably in abutting part 443 and tab 401 sets anti-dropout jut etc. to cause The force application part such as spiral spring 44a is not fallen off.In addition, as force application part 44a, in addition to spiral spring, as long as Active force is acted on the part of abutting part 443, then can use various parts.In addition, the side of abutting part 443 and tab 401 To in addition to above-below direction, being that there is the direction of circumferential component relative to the rotary shaft of heating roller 42, for example, also may be used Think the direction consistent with the tangent line of circumferential direction.Also, it is used as abutting part 443, it would however also be possible to employ in the side opposed with tab 401 Cylinder with the end with opening, and using bottom surface as bearing surface mode.
In addition, because pad 44 is freely swung centered on the rotary shaft of heating roller 42, so contact face 441 is oriented Heating roller 42 is commonly located at an end of the contact area of fixing band 43 on the extended line for the contact surface for contacting face 441. Therefore, contact the interval of face 441 and the contact area of fixing band 43 and heating roller 42 and the contact area of fixing band 43 no matter How the swing of contact face 441 is constant.By be configured to make contact face 441 and fixing band 43 contact area and The contact area of heating roller 42 and fixing band 43 interval (with reference between P2~P3, Fig. 3) it is smaller, even if thus the resistance of pad 44 is applied Power part 44a and swinging can also prevent above-mentioned interval from becoming big, therefore, it is possible to suppress it is corresponding with thickness of paper, paper by when Pressing start time and the vibration that produces of its finish time caused by fixing band 43 rock.Moreover, by suppressing fixing Rocked with 43, so as to also suppress heating roller 42 and the change of the contact area of fixing band 43, fixing band 43 from heating roller 42 by The heat arrived is stable, and the temperature of fixing band 43 is also stablized.
(second embodiment)
In addition, contact face 441 is as shown in Fig. 4 (a), all orthogonal with the conveying direction and normal direction of fixing band 43 Fixing band 43 width (length direction) on, it is high using thermal conductivity ratio central portion in the side of at least one party or two sides Material.In the case of turning into non-paper by region in the end of the width of fixing band 43, due to not taking away heat by paper Amount is so temperature easily rises compared with central portion.Therefore, the contact face 441 on the width by making fixing band 43 Pyroconductivity is higher than central portion at side, and thus the heat of the end of the width of fixing band 43 is easily via contact face 441 conduct to central portion.Thus, easily the equalizing temperature of fixing band 43 is made on the width of fixing band 43.In addition, one The outside that the scope of the high thermoconductivity of side or both sides can also pass through region for the paper of the paper of common-use size.In addition, conduct Other modes, (1) makes its both sides thinner than center for the thickness of contact face 441.(2) in the both sides of contact face 441 Scope sets metal material (such as Al of exothermal effect Worth Expecting:Aluminium).Aluminium is arranged on the rib side of contact face 441. By so operating, in (1), heat transmitting is become good by thinning, in (2), heat release can be carried out by aluminium.
(the 3rd embodiment)
In addition, contact face 441 is configured to the ridge contacted with the inner peripheral surface of fixing band 43 or crowned portion in length Spend shape equal without exception on direction, but it is also possible to be gradually to be uprised from the height on two ends direction center, above-mentioned normal direction , so-called crown shapes (drum type).Accordingly, because the bending of fixing band 43 can suppress, so except suppressing fixing band 43 Outside rocking, also suppress heating roller 42 and the variation of the contact area of fixing band 43, the heat that fixing band 43 is subject to from heating roller 42 Amount is stable, and the temperature of fixing band 43 is also more stable.
It is contemplated that being mutually combined each technical characteristic of above-mentioned embodiment to constitute new embodiment.
Furthermore it is possible to think to form new by the way that the technical characteristic described in the embodiments of the present invention is mutually combined Embodiment.
The explanation for being considered as above-mentioned embodiment is illustrated by whole points, and is not for saying for limiting It is bright.The scope of the present invention is not above-mentioned embodiment, and is shown by claims.And it is intended to the scope of the present invention bag Include whole changes in the meaning and scope with claims equalization.

Claims (8)

1. a kind of fixing device, it is characterised in that possess:
Fixing roller;
Heating roller, with thermal source;
Endless belt, is erected at the fixing roller and the heating roller;
Pad, the contact surface contacted with the inner peripheral surface with the endless belt;And
Force application part, makes active force act on the pad along the direction for making the contact surface be crimped on the inner peripheral surface,
The pad is configured to be shaken freely centered on the rotary shaft of the heating roller by the active force.
2. fixing device according to claim 1, it is characterised in that
It is described pad be configured as the contact surface relative to the heating roller the endless belt conveying direction upstream side with The inner peripheral surface contact of the endless belt.
3. the fixing device according to claims 1 or 2, it is characterised in that
The pad with the corresponding length of conveying direction of the endless belt in contact condition be more than with contacting The shape of the length of the corresponding thickness direction of normal direction of the endless belt of state.
4. the fixing device described in any one in claims 1 to 3, it is characterised in that
The pad has flat pattern on the thickness direction, and the contact surface has on the conveying direction of the endless belt There is the curved surface of ridge or crowned.
5. the fixing device described in any one in Claims 1 to 4, it is characterised in that
The pad is configured as, and the interval of the first contact area and the second contact area is less than the 3rd contact area and described the The interval of one contact area, wherein, first contact area is the region that the contact surface is contacted with the endless belt, described Second contact area is the region that contact with the endless belt of the heating roller, the 3rd contact area for the fixing roller and The region of the endless belt contact.
6. the fixing device described in any one in Claims 1 to 5, it is characterised in that
It is described to pad the thermal conductivity ratio central portion for being configured to the end of at least one party on the width of the endless belt Pyroconductivity it is high.
7. the fixing device described in any one in claim 1~6, it is characterised in that
The pad is made up of the resin with heat resistance.
8. a kind of image processing system, it is characterised in that
Possess:Form toner image and the toner image is transferred to the image forming part of sheet material;With claim 1~ The fixing device described in any one in 7.
CN201611145179.5A 2015-12-15 2016-12-13 Fixing device and image forming apparatus Active CN107065482B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2015243886 2015-12-15
JP2015-243886 2015-12-15
JP2016198720A JP6912877B2 (en) 2015-12-15 2016-10-07 Fixing device and image forming device
JP2016-198720 2016-10-07

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CN107065482B CN107065482B (en) 2020-10-16

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CN110554591A (en) * 2018-06-04 2019-12-10 富士施乐株式会社 Fixing device and image forming apparatus
CN111338192A (en) * 2018-12-19 2020-06-26 东芝泰格有限公司 Fixing device and image forming apparatus

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JP4863751B2 (en) * 2006-03-31 2012-01-25 株式会社リコー Image fixing apparatus and image forming apparatus
JP5179763B2 (en) * 2007-02-22 2013-04-10 京セラドキュメントソリューションズ株式会社 Fixing device in image forming apparatus
JP2008275873A (en) * 2007-04-27 2008-11-13 Kyocera Mita Corp Image forming apparatus
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Cited By (3)

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Publication number Priority date Publication date Assignee Title
CN110554591A (en) * 2018-06-04 2019-12-10 富士施乐株式会社 Fixing device and image forming apparatus
CN110554591B (en) * 2018-06-04 2024-01-02 富士胶片商业创新有限公司 Fixing device and image forming apparatus
CN111338192A (en) * 2018-12-19 2020-06-26 东芝泰格有限公司 Fixing device and image forming apparatus

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JP6912877B2 (en) 2021-08-04
CN107065482B (en) 2020-10-16

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