CN102402160A - Sealing structure of powder box - Google Patents
Sealing structure of powder box 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
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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 sealing structure of a powder box. The sealing structure comprises a powder box frame and a powder scraper, wherein the powder box frame has an opening; the powder scraper is positioned at the opening and fixed on the powder box frame; and a foaming sealing adhesive is filled into a joint part of the powder scraper and the powder box frame. The foaming sealing adhesive which is adopted in the sealing structure of the powder box can be filled into a part, required to be sealed, of the powder box, and can foam in place, and automatic operation can be realized; adjustment of the conventional production process sequence is not required during implementation of the sealing structure; only the conventional sponge adhesion process is replaced, and efficiency is higher; the adhesive is only required to be filled in the sealed part without great effort on sponge adhesion, so the sealing structure is easy to operate; and the foaming sealing adhesive can keep adhesiveness and flexibility for a long time and keep the best 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 | Sealing structure of powder box |
| 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 | Sealing structure of powder box |
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 | Sealing structure of powder box |
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 |
Citations (4)
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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 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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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 |
| CN201773265U (en) * | 2010-09-16 | 2011-03-23 | 广东新高端实业有限公司 | Novel toner cartridge |
| CN201773269U (en) * | 2010-09-16 | 2011-03-23 | 广东新高端实业有限公司 | High seal toner cartridge |
| CN102402160A (en) * | 2011-12-28 | 2012-04-04 | 珠海天威飞马打印耗材有限公司 | Sealing structure of powder box |
-
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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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120404 |