CN102402160A - Powder box sealing structure - Google Patents
Powder box sealing structure Download PDFInfo
- Publication number
- CN102402160A CN102402160A CN2011104480447A CN201110448044A CN102402160A CN 102402160 A CN102402160 A CN 102402160A CN 2011104480447 A CN2011104480447 A CN 2011104480447A CN 201110448044 A CN201110448044 A CN 201110448044A CN 102402160 A CN102402160 A CN 102402160A
- Authority
- CN
- China
- Prior art keywords
- powder box
- powder
- sealed construction
- framework
- doctor blade
- 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.)
- Pending
Links
- 239000000843 powder Substances 0.000 title claims abstract description 85
- 238000007789 sealing Methods 0.000 title abstract description 8
- 239000000565 sealant Substances 0.000 claims abstract description 22
- 238000005187 foaming Methods 0.000 claims abstract description 20
- 239000002699 waste material Substances 0.000 claims description 21
- 238000010276 construction Methods 0.000 claims description 19
- 239000012530 fluid Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 19
- 238000004513 sizing Methods 0.000 claims description 19
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 12
- 239000012948 isocyanate Substances 0.000 claims description 5
- 150000002513 isocyanates Chemical class 0.000 claims description 5
- 150000005846 sugar alcohols Polymers 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000003292 glue Substances 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000007790 scraping Methods 0.000 abstract 3
- 239000006260 foam Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 239000008393 encapsulating agent Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000010023 transfer printing Methods 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
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0806—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller
- G03G15/0812—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer on a donor element, e.g. belt, roller characterised by the developer regulating means, e.g. structure of doctor blade
-
- 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
- G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
- G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
- G03G15/0896—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894
- G03G15/0898—Arrangements or disposition of the complete developer unit or parts thereof not provided for by groups G03G15/08 - G03G15/0894 for preventing toner scattering during operation, e.g. seals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electrophotography Configuration And Component (AREA)
- Sealing Material Composition (AREA)
Abstract
The invention provides a powder box sealing structure which comprises a powder box frame with an opening and a powder scraping knife positioned at the opening, wherein the powder scraping knife is fixed on the powder box frame, and foaming sealant is injected at the joint part of the powder scraping knife and the powder box frame. The foaming sealant adopted by the powder box sealing structure can be injected into the part of the powder box to be sealed and can foam on site, and the operation can be automated; the method is implemented without adjusting the sequence of the existing production process, only replaces the existing sponge pasting process, and has higher efficiency; the labor is not needed to be spent like attaching sponge, the glue is injected only by aligning to the sealing part, and the operation is simple; the foamed sealant can maintain the adhesiveness and the flexibility for a long time and can maintain the optimal sealing effect for a long time.
Description
Technical field
The present invention relates to a kind of powder box hermetically-sealed construction.
Background technology
Laser printer is one of present most widely used computing machine output peripheral equipment, and it utilizes the physics, the principles of chemistry of light, electricity, heat through interaction output character or image.Basic process can be divided into seven steps such as charging, exposure, development, transfer printing, photographic fixing, the electricity that cleans, disappears.At first, photosensitive drum surface is charged by charging roller equably.Laser scanner is launched the laser through ovennodulation that contains image information to photosensitive drums, forms and the electrostatic latent image of treating that duplicating image is corresponding at photosensitive drum surface.Then, from the carbon dust of developer roll then be adsorbed on and make electrostatic latent image convert visual image on the photosensitive drum surface.Along with the rotation of photosensitive drums and the positive voltage effect that the recording medium back sides such as paper is applied through transfer roll; Electronegative carbon dust to formed visual image at photosensitive drum surface produces attractive force, and the visual image that is formed by carbon dust promptly is transferred on the recording medium such as paper.Get into the photographic fixing assembly that warm-up mill and backer roll form subsequently, carbon powder particles fuses in the fiber of recording medium under the effect of heat and pressure, so the visual image full solidification that carbon dust forms is on recording medium.So basic imaging action has just been accomplished.
Above-mentioned print procedure normally accomplish through being removably mounted on by powder box in the laser printer; Accommodate the carbon dust of development usefulness in the powder box; Because carbon powder particle is very little and light; Therefore fly upward easily, at the waste powder hopper of powder box or the edge of opening place in powder storehouse the encapsulant sealing must be arranged, in case the blocking powder from the gap that doctor blade cooperates with the powder box framework spill or shaken after fly upward and drift out.Present method in common is between the metal covering of doctor blade and powder box framework, to utilize double faced adhesive tape to paste sponge strip; On the one hand; Pasting sponge strip wastes time and energy, and operation is very inconvenient, and pastes and have Lou powder phenomenon when there is deviation the position; On the other hand, double faced adhesive tape long adhesion deleterious standing time also can cause seal failure.
Summary of the invention
The objective of the invention is to defective, a kind of powder box hermetically-sealed construction with good seal performance and transaction capabilities is provided, and the enforcement of this hermetically-sealed construction can not cause adverse effect to existing production procedure and production efficiency to prior art.
For solving the problems of the technologies described above; Technical scheme below the present invention has adopted: design a kind of powder box hermetically-sealed construction; Comprise powder box framework with opening and the doctor blade that is positioned at said opening part; Said doctor blade is fixed on the said powder box framework, and the junction of said doctor blade and said powder box framework is marked with the foaming fluid sealant.
Preferably, said foaming fluid sealant is the foam-in-place fluid sealant.
Preferably, said doctor blade laterally places said opening part, and said foaming fluid sealant is strip.
Preferably, said powder box framework is a working of plastics, and said doctor blade is a metalwork.
Preferably, said foaming fluid sealant is two component foaming fluid sealants.
Preferably, said pair of component foaming fluid sealant mixed by polyalcohols sizing material and isocyanates sizing material.
As one embodiment of the present invention, said powder box framework is to hold the waste powder hopper framework that reclaims carbon dust, and said doctor blade is a cleaning doctor.
As another embodiment of the invention, said powder box framework is the powder Hatch Coaming frame that holds carbon dust, and said doctor blade is the powder delivery cutter.
Beneficial effect of the present invention is:
1. but the foaming fluid sealant that powder box hermetically-sealed construction of the present invention is adopted can inject position and foam-in-place that powder box need seal, and its operation can realize robotization.
2. it is implemented need not adjust and has the production technology order now, only substitute existing subsides sponge operation, and efficient is faster.
3. need not be hard as pasting pair sponge, only needed to aim at sealing position injecting glue just, operation simple.
4. powder box can not expand with heat and contract with cold because of powder box framework, the doctor blade that caused by foreign impacts or variation of ambient temperature and cause leakage powder, and the foaming fluid sealant can keep stickability and retractility for a long time, can keep the optimal seal effect for a long time.
Description of drawings
Fig. 1 is the synoptic diagram that has adopted the waste powder hopper assembly of powder box hermetically-sealed construction of the present invention.
Fig. 2 is the synoptic diagram of the waste powder hopper framework of waste powder hopper assembly shown in Figure 1.
Fig. 3 is that waste powder hopper framework shown in Figure 2 is being installed the synoptic diagram behind the cleaning doctor.
Fig. 4 is the structural representation that is used to make two component injecting glue equipment of powder box hermetically-sealed construction of the present invention.
Embodiment
Fig. 1 shows a kind of waste powder hopper assembly 1 that has adopted powder box hermetically-sealed construction of the present invention; Referring to Fig. 2 and Fig. 3; This waste powder hopper assembly 1 comprises waste powder hopper framework 2 and cleaning doctor 3; Have the opening 4 that is used to reclaim carbon dust on the waste powder hopper framework 2, cleaning doctor 3 adopts screw or alternate manner to be fixed on opening 4 places of waste powder hopper framework 2.Waste powder hopper framework 2 is a working of plastics, and cleaning doctor 3 is a metalwork.Cleaning doctor 3 laterally places opening part 4, and the lower limb 31 of cleaning doctor 3 contacts with unshowned photosensitive drums, so that the carbon dust on the photosensitive drums is scraped and is collected in the waste powder hopper framework 2.In order to prevent that useless powder in the waste powder hopper framework 2 is from leaking between waste powder hopper framework 2 and the cleaning doctor 3; Junction at waste powder hopper framework 2 and cleaning doctor 3 is marked with foam-in-place fluid sealant 5; For example, the two component foaming fluid sealants that mix by polyalcohols sizing material and isocyanates sizing material.The use of this sizing material does not have influence to existing production technology, can realize the foaming of site work injecting glue and keep lasting sealing effectiveness.In the present embodiment, this foaming fluid sealant 5 forms strip along the length direction setting of cleaning doctor 3.As required, can also be at other position that need seal, injecting glue between the end of cleaning doctor 3 and the waste powder hopper framework 2 for example.
As another kind of embodiment, powder box hermetically-sealed construction of the present invention can also on the assembly of powder storehouse, be used, promptly; Above-mentioned waste powder hopper framework 2 replaces to powder Hatch Coaming frame; Cleaning doctor 3 replaces to the powder delivery cutter, and the powder delivery cutter contacts with developer roll, to regulate the thickness of the carbon dust layer on the developer roll.
Referring to Fig. 4, following to the concrete operations description of the process of above-mentioned powder box hermetically-sealed construction:
1) prepares polyalcohols sizing material and isocyanates sizing material;
2) preparation has two component injecting glue equipment 6 of the first sizing material container 61 and the second sizing material container 62;
3) the polyalcohols sizing material is poured in the first sizing material container 61 of two component injecting glue equipment 6, the isocyanates sizing material is poured in the second sizing material container 62 of equipment;
4) the two component injecting glue equipment 6 of operation make two kinds of sizing materials mix 2-3 minute in mixer 63 by ratio, change injecting glue container 64 (mixing back sizing material injecting glue within a certain period of time uses up, otherwise can solidify inefficacy) over to
5) doctor blade (cleaning doctor or powder delivery cutter) is fixedly installed on the powder box framework (waste powder hopper framework or powder Hatch Coaming frame) with screw, and said modules is placed on the positioning tool tool 7;
6) sizing material in the injecting glue container is injected into the junction of doctor blade and powder box framework, the about 1-3 of the sizing material that outpours minute surface drying and foaming (curing that also takes time behind the foamed glue surface drying that outpours, the subsequent process process can not be touched the foamed glue surface).
Above-described only is preferred implementation of the present invention, should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the present invention's design, can also make some distortion and improvement, and these all belong to protection scope of the present invention.
Claims (8)
1. powder box hermetically-sealed construction; Comprise powder box framework with opening and the doctor blade that is positioned at said opening part; Said doctor blade is fixed on the said powder box framework, it is characterized in that: the junction of said doctor blade and said powder box framework is marked with the foaming fluid sealant.
2. powder box hermetically-sealed construction according to claim 1 is characterized in that: said foaming fluid sealant is the foam-in-place fluid sealant.
3. powder box hermetically-sealed construction according to claim 1 is characterized in that: said doctor blade laterally places said opening part, and said foaming fluid sealant is strip.
4. powder box hermetically-sealed construction according to claim 1 is characterized in that: said powder box framework is a working of plastics, and said doctor blade is a metalwork.
5. powder box hermetically-sealed construction according to claim 1 is characterized in that: said foaming fluid sealant is two component foaming fluid sealants.
6. powder box hermetically-sealed construction according to claim 5 is characterized in that: said pair of component foaming fluid sealant mixed by polyalcohols sizing material and isocyanates sizing material.
7. according to each described powder box hermetically-sealed construction of claim 1 to 6, it is characterized in that: said powder box framework is to hold the waste powder hopper framework that reclaims carbon dust, and said doctor blade is a cleaning doctor.
8. according to each described powder box hermetically-sealed construction of claim 1 to 6, it is characterized in that: said powder box framework is the powder Hatch Coaming frame that holds carbon dust, and said doctor blade is the powder delivery cutter.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104480447A CN102402160A (en) | 2011-12-28 | 2011-12-28 | Powder box sealing structure |
| PCT/CN2012/087614 WO2013097738A1 (en) | 2011-12-28 | 2012-12-27 | Toner cartridge sealing structure and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104480447A CN102402160A (en) | 2011-12-28 | 2011-12-28 | Powder box sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102402160A true CN102402160A (en) | 2012-04-04 |
Family
ID=45884488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011104480447A Pending CN102402160A (en) | 2011-12-28 | 2011-12-28 | Powder box sealing structure |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102402160A (en) |
| WO (1) | WO2013097738A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013097738A1 (en) * | 2011-12-28 | 2013-07-04 | 珠海天威飞马打印耗材有限公司 | Toner cartridge sealing structure and method |
| CN104246624A (en) * | 2012-04-26 | 2014-12-24 | 佳能株式会社 | Cleaning device, process cartridge, and electrophotographic image forming apparatus |
| CN109016842A (en) * | 2017-06-09 | 2018-12-18 | 佳能株式会社 | Fluid ejection head |
| CN110488584A (en) * | 2019-09-19 | 2019-11-22 | 珠海市源呈数码科技有限公司 | Delevoping cartridge shell and Delevoping cartridge |
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| US6016413A (en) * | 1996-07-04 | 2000-01-18 | Canon Kabushiki Kaisha | Assembling method of process cartridge, assembling method and process cartridge |
| US20090202270A1 (en) * | 2007-12-18 | 2009-08-13 | Stephen Andrew Brown | Air duct and toner cartridge using same |
| WO2011086478A1 (en) * | 2010-01-15 | 2011-07-21 | Sonderhoff Chemicals Gmbh | Method and device for producing polymer laminations or strand-shaped applications on a substrate |
| CN202453652U (en) * | 2011-12-28 | 2012-09-26 | 珠海天威飞马打印耗材有限公司 | Sealing structure for powder box |
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| US20070151185A1 (en) * | 2005-12-29 | 2007-07-05 | Robinson Steven R | Method and device for resilient seal system |
| US8023864B2 (en) * | 2007-04-27 | 2011-09-20 | Brother Kogyo Kabushiki Kaisha | Toner cartridge and developing apparatus |
| US8099012B2 (en) * | 2007-12-18 | 2012-01-17 | Lexmark International, Inc. | Developer roll lip seal |
| CN201210228Y (en) * | 2008-06-03 | 2009-03-18 | 珠海天威技术开发有限公司 | Developing device for laser printer |
| CN201773269U (en) * | 2010-09-16 | 2011-03-23 | 广东新高端实业有限公司 | High seal toner cartridge |
| CN201773265U (en) * | 2010-09-16 | 2011-03-23 | 广东新高端实业有限公司 | Novel toner cartridge |
| CN102402160A (en) * | 2011-12-28 | 2012-04-04 | 珠海天威飞马打印耗材有限公司 | Powder box sealing structure |
-
2011
- 2011-12-28 CN CN2011104480447A patent/CN102402160A/en active Pending
-
2012
- 2012-12-27 WO PCT/CN2012/087614 patent/WO2013097738A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6016413A (en) * | 1996-07-04 | 2000-01-18 | Canon Kabushiki Kaisha | Assembling method of process cartridge, assembling method and process cartridge |
| US20090202270A1 (en) * | 2007-12-18 | 2009-08-13 | Stephen Andrew Brown | Air duct and toner cartridge using same |
| WO2011086478A1 (en) * | 2010-01-15 | 2011-07-21 | Sonderhoff Chemicals Gmbh | Method and device for producing polymer laminations or strand-shaped applications on a substrate |
| CN202453652U (en) * | 2011-12-28 | 2012-09-26 | 珠海天威飞马打印耗材有限公司 | Sealing structure for powder box |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013097738A1 (en) * | 2011-12-28 | 2013-07-04 | 珠海天威飞马打印耗材有限公司 | Toner cartridge sealing structure and method |
| CN104246624A (en) * | 2012-04-26 | 2014-12-24 | 佳能株式会社 | Cleaning device, process cartridge, and electrophotographic image forming apparatus |
| US9360825B2 (en) | 2012-04-26 | 2016-06-07 | Canon Kabushiki Kaisha | Cleaning device, process cartridge, and electrophotographic image forming apparatus |
| CN104246624B (en) * | 2012-04-26 | 2017-08-01 | 佳能株式会社 | Cleaning equipment, handle box and electrophotographic imaging forming apparatus |
| CN109016842A (en) * | 2017-06-09 | 2018-12-18 | 佳能株式会社 | Fluid ejection head |
| US10661563B2 (en) | 2017-06-09 | 2020-05-26 | Canon Kabushiki Kaisha | Liquid ejection head |
| CN110488584A (en) * | 2019-09-19 | 2019-11-22 | 珠海市源呈数码科技有限公司 | Delevoping cartridge shell and Delevoping cartridge |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013097738A1 (en) | 2013-07-04 |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120404 |