WO2017113482A1 - Boîtier de traitement régénéré - Google Patents

Boîtier de traitement régénéré Download PDF

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Publication number
WO2017113482A1
WO2017113482A1 PCT/CN2016/073979 CN2016073979W WO2017113482A1 WO 2017113482 A1 WO2017113482 A1 WO 2017113482A1 CN 2016073979 W CN2016073979 W CN 2016073979W WO 2017113482 A1 WO2017113482 A1 WO 2017113482A1
Authority
WO
WIPO (PCT)
Prior art keywords
powder
process cartridge
photosensitive drum
waste toner
roller
Prior art date
Application number
PCT/CN2016/073979
Other languages
English (en)
Chinese (zh)
Inventor
徐文欢
Original Assignee
徐文欢
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 徐文欢 filed Critical 徐文欢
Publication of WO2017113482A1 publication Critical patent/WO2017113482A1/fr

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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • 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
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
    • G03G21/181—Manufacturing or assembling, recycling, reuse, transportation, packaging or storage
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
    • G03G21/1828—Prevention of damage or soiling, e.g. mechanical abrasion
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
    • G03G21/1814—Details of parts of process cartridge, e.g. for charging, transfer, cleaning, developing
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G21/00—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge
    • G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
    • G03G21/18—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements using a processing cartridge, whereby the process cartridge comprises at least two image processing means in a single unit
    • G03G21/1803—Arrangements or disposition of the complete process cartridge or parts thereof
    • G03G21/1828—Prevention of damage or soiling, e.g. mechanical abrasion
    • G03G21/1832—Shielding members, shutter, e.g. light, heat shielding, prevention of toner scattering

Definitions

  • the present invention relates to the field of electrophotography, and more particularly to a regenerative process cartridge suitable for use in an electrophotographic image forming apparatus.
  • a common electrophotographic image forming apparatus includes a printer, a copying machine, and the like, which is a consumable item installed in advance in an electrophotographic image forming apparatus by an end user, in which various components necessary for image formation and development are mounted, due to the process cartridge
  • the volume is limited, so that after the processing cartridge has been in operation for a while, the developer therein is consumed, and the end user must replace the processing cartridge.
  • the present invention provides a regenerative process cartridge that allows a process cartridge that has completed print life to be reused again to achieve resource conservation.
  • a regeneration processing cartridge includes a powder silo and a waste toner silo connected to each other, the powder silo includes a powder silo casing, and the waste toner silo includes a waste toner silo casing, and the process cartridge is regenerated by the following method :
  • the powder bin further comprises a developing roller and a powder discharging knife installed in the powder housing, the developing roller and the discharging roller
  • the powder knife is contact-mounted, the developing roller is used to carry the developer, and the powder discharging knife is used to adjust the thickness of the developer on the developing roller
  • the waste toner box further includes a photosensitive drum, a charging roller, and the like installed in the waste toner box casing.
  • the charging roller and the cleaning blade are in contact with the photosensitive drum, the photosensitive drum is used to carry an electrostatic latent image, and the charging roller is used to charge a uniform charge to the surface of the photosensitive drum before imaging, and the cleaning blade is used for imaging The developer remaining on the photosensitive drum is scraped off after the end of the cycle.
  • the step of disassembling the process cartridge further includes separating the powder bin of the process cartridge from the waste toner bin, and detaching the developing roller, the powder discharging knife, the photosensitive drum, the charging roller, and the cleaning blade.
  • the step of reassembling the process cartridge further includes reassembling the developing roller, the powder discharging blade, the photosensitive drum, the charging roller, and the cleaning blade, and reassembling the powder bin and the waste toner cartridge into a process cartridge.
  • the process cartridge of the present invention can be reused by regenerating so that the process cartridge that has completed the print life can be utilized again, thereby achieving the purpose of saving resources.
  • FIG. 1 is a schematic view showing a part of a process cartridge according to the present invention.
  • FIG. 2 is a schematic structural view of another part of the process cartridge according to the present invention.
  • FIG. 3 is a schematic view showing the overall structure of the powder feeding roller of the present invention.
  • 4A is a side view of the powder feed roller A-A direction of FIG. 3.
  • 4B is a side view of another powder feed roller.
  • FIG. 5 is a schematic view showing the installation of a release paper between a developing roller and a photosensitive drum in the process cartridge of the present invention.
  • FIG. 6 is a schematic structural view of a powder bin facing the waste toner bin in the process cartridge of the present invention.
  • FIG. 7 is a schematic view showing the structure of the powder bin facing away from the waste toner box in the process cartridge of the present invention.
  • FIG. 1 is a schematic structural view of a part of a process cartridge according to the present invention
  • FIG. 2 is another embodiment of the process cartridge according to the present invention. A part of the structure diagram.
  • the process cartridge includes a powder bin 1 and a waste toner bin 2, and the powder bin 1 and the waste toner bin 2 can be combined with each other.
  • the powder bin 1 includes a powder bin housing 10, and is mounted in the powder silo shell.
  • a developing roller 11 and a powder discharging blade 12 in the body, the developing roller 11 and the powder discharging blade 12 are in contact with each other, the developing roller 11 is for carrying a developer, and sends the developer to the photosensitive drum, the powder discharging
  • the blade 12 is for adjusting the thickness of the developer on the developing roller 11;
  • the waste toner box 2 includes a waste toner box casing 20, and a photosensitive drum 21, a charging roller 22, and a cleaning blade 2 installed in the waste toner box casing 3.
  • the charging roller 22 and the cleaning blade 23 are both in contact with the photosensitive drum 21 for carrying an electrostatic latent image, and the charging roller 22 is for charging a uniform charge to the surface of the photosensitive drum 21 before imaging.
  • the cleaning blade 23 is used to scrape off the developer remaining on the photosensitive drum after the end of one image forming cycle.
  • the powder silo 1 further includes a powder feeding roller 13 (shown in FIG. 3) installed in the powder silo casing 10, and the feeding The powder roller 13 is disposed in contact with the developing roller 11, and the powder feeding roller 13 includes a roller shaft 130 and a sponge body 131 covering the circumferential surface of the roller shaft.
  • the processing cartridge is operated, the surface of the sponge body 131 adsorbs the developer, and the adsorption is performed.
  • the developer is conveyed to the developing roller 11.
  • step of disassembling the process cartridge further comprises separating the powder bin 1 and the waste toner bin 2 of the process cartridge, and detaching the developing roller 11, the powder discharging blade 12, the photosensitive drum 21, the charging roller 22, and the cleaning blade 23.
  • the step of reassembling the process cartridge further includes reassembling the developing roller 11, the powder discharging blade 12, the photosensitive drum 21, the charging roller 22, and the cleaning blade 23, and reassembling the powder container 1 and the waste toner box 2 into a process cartridge.
  • FIG. 3 is a schematic view showing the overall structure of the powder feeding roller according to the present invention
  • the powder feeding roller includes a roller shaft 130 and a sponge body 131 covering the circumferential surface of the roller shaft, and the diameter of the roller shaft 130 is d2, the whole The diameter of the powder feeding roller 13 is d 1, and dl>d2. If the entire powder feeding roller 13 is scrapped due to the damage of the sponge 131, great waste of resources is caused, especially the metal roller 130. Therefore, the regeneration of the powder feed roller 13 needs to be considered.
  • 4A is a side view of the powder feed roller AA of FIG. 3
  • FIG. 4B is a side view of another powder feed roller.
  • the present invention enables the powder feed roller after cutting to satisfy the size requirement of the powder feed roller 13 of the present invention by cutting the sponge body of another powder feed roller.
  • the other powder feeding roller is simply referred to as a raw powder feeding roller
  • the powder feeding roller of the present invention is simply referred to as a target powder feeding roller.
  • the original powder feed roller 14 has a diameter d3, and the roller shaft 140 has a diameter d4.
  • the sponge body 141 of the original powder feeding roller 14 is cut so that the diameter of the powder feeding roller after cutting is the same as the diameter of the target powder feeding roller 13.
  • the above operation step is based on the premise that the diameter d4 of the original powder feeding roller shaft 140 is the same as the diameter d2 of the target powder feeding roller shaft 130.
  • the operation step further includes The step of reducing the diameter of the original powder feeding roller shaft 140 after the step; when the d2>d4 ⁇ , the operation step further includes the step of increasing the diameter of the original powder feeding roller shaft 140 after the step a.
  • the step of reducing the diameter of the original powder feeding roller shaft 140 is achieved by cutting the original powder feeding roller shaft 140.
  • the step of increasing the diameter of the original powder feeding roller shaft 140 may be achieved by providing an outer surface on the circumferential surface of the original powder feeding roller shaft 140, for example, a sleeve may be sleeved on the circumferential surface.
  • FIG. 5 is a schematic view showing the installation of a release paper between a developing roller and a photosensitive drum in the process cartridge of the present invention.
  • the developing roller 11 is for conveying the developer onto the photosensitive drum 21, and therefore, after the process cartridge is assembled, the developing roller 11 is necessarily at a position opposed to the photosensitive drum 21, particularly in the contact developing mode.
  • the developing roller 11 is disposed in contact with the photosensitive drum 21.
  • the process cartridge is often used for a long period of time from the factory to the end user. In the process, not only the surface of the developing roller 11 is deformed, but also the surface of the photosensitive drum 21 is contaminated, thereby causing problems in printing.
  • the present invention also provides a method of preventing damage of the developing roller 11 and the photosensitive drum 21, using the following steps: [0047] a. assembling a process cartridge;
  • the isolating device is preferably a release paper 3, and after the process cartridge is assembled, the release paper 3 is directly inserted between the developing roller 11 and the photosensitive drum 21, so that the developing roller 11 and the photosensitive drum 21 is not in direct contact, and therefore, printing defects caused by the long contact between the developing roller 11 and the photosensitive drum 21 can be effectively prevented.
  • the isolating device is not limited to the release paper 3, but may be a spacer pin (not shown) installed at two longitudinal ends of the process cartridge.
  • a spacer pin which is inserted between the developing roller 11 and the photosensitive drum 21 so that the developing roller 11 and the photosensitive drum 2 1 are not in direct contact, and the deformation of the developing roller 11 and the surface of the photosensitive drum 21 are effectively prevented from being contaminated. This causes printing defects.
  • FIG. 6 is a schematic view showing the structure of the powder bin facing the waste toner bin in the process cartridge of the present invention
  • FIG. 7 is a schematic view showing the structure of the powder bin facing away from the waste toner bin in the process cartridge of the present invention.
  • the housing of the powder silo 1 includes a front side 10a facing the waste toner box and a rear side 10b facing away from the waste toner box, and the front side 10a is provided with a first powder test.
  • a second powder detecting port 102 is disposed on the rear side surface 10b, and the first powder detecting port 101 is disposed opposite to the second powder detecting port 102, and the working principle thereof is: according to passing through the first powder detecting port 101 and The light of the second powder detecting port 102 determines the remaining amount of the developer in the powder bin 1.
  • the printer displays that the amount of the developer in the process cartridge is sufficient; The developer in the powder silo 1 is gradually consumed, and the optical path between the first powder detecting port 101 and the second powder detecting port 102 can no longer be completely blocked by the developer, but light passes through the first powder detecting port 101. And the second powder detecting port 102, the printer displays the remaining amount of the developer based on the amount of light transmitted.
  • the present invention also provides a method for reducing the amount of residual developer in the powder silo, specifically shielding at least one of the first powder detecting port 101 and the second powder detecting port 102, so that the light cannot pass through the first inspection. Powder mouth 101 and second powder tester 102.
  • the manner of shielding at least one of the first powder detecting port 101 and the second powder detecting port 102 may be performed by coating at least one of the first powder detecting port 101 and the second powder detecting port 102 with a black pigment, or may be adopted.
  • the process cartridge of the present invention can be reused by regenerating so that the process cartridge that has completed the print life can be utilized again, thereby achieving the purpose of resource saving.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Sustainable Development (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)
  • Cleaning In Electrography (AREA)

Abstract

L'invention porte sur un boîtier de traitement régénéré, le boîtier de traitement comprenant un compartiment à poudre (1) et un compartiment à poudre usagée (2) reliés entre eux, le compartiment à poudre (1) comprenant un corps formant coque (10) de compartiment à poudre et le compartiment à poudre usagée (2) comprenant un corps formant coque (20) de compartiment à poudre usagée. Le boîtier de traitement est régénéré à l'aide du procédé suivant : étape a, démontage du boîtier de traitement ; étape b, nettoyage du corps formant coque (10) de compartiment à poudre et du corps formant coque (20) de compartiment à poudre usagée ; étape c, ajout de développateur neuf dans le corps formant coque (10) de compartiment à poudre ; et étape d, réassemblage du boîtier de traitement. Le procédé de régénération permet de réutiliser un boîtier de traitement parvenu en fin de vie utile d'impression et donc de réaliser des économies de ressources.
PCT/CN2016/073979 2015-12-29 2016-02-17 Boîtier de traitement régénéré WO2017113482A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201610005967.8A CN105446110A (zh) 2015-12-29 2015-12-29 一种再生处理盒
CN201610005967.8 2015-12-29
CN201511017306.9A CN105404125A (zh) 2015-12-29 2015-12-29 一种处理盒的再生方法

Publications (1)

Publication Number Publication Date
WO2017113482A1 true WO2017113482A1 (fr) 2017-07-06

Family

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Family Applications (7)

Application Number Title Priority Date Filing Date
PCT/CN2016/073977 WO2017113480A1 (fr) 2015-12-29 2016-02-17 Procédé de régénération de rouleau d'alimentation en poudre
PCT/CN2016/073979 WO2017113482A1 (fr) 2015-12-29 2016-02-17 Boîtier de traitement régénéré
PCT/CN2016/073976 WO2017113479A1 (fr) 2015-12-29 2016-02-17 Rouleau d'alimentation en poudre régénéré
PCT/CN2016/073980 WO2017113483A1 (fr) 2015-12-29 2016-02-17 Procédé de recyclage pour cartouche de traitement
PCT/CN2016/073978 WO2017113481A1 (fr) 2015-12-29 2016-02-17 Procédé pour réduire la quantité de développateur résiduel dans une cabine de poudre
PCT/CN2016/073974 WO2017113477A1 (fr) 2015-12-29 2016-02-17 Procédé pour éviter d'endommager un rouleau de développement et un tambour photosensible
PCT/CN2016/073975 WO2017113478A1 (fr) 2015-12-29 2016-02-17 Dispositif d'isolation de rouleau de développement et de tambour photosensible

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PCT/CN2016/073977 WO2017113480A1 (fr) 2015-12-29 2016-02-17 Procédé de régénération de rouleau d'alimentation en poudre

Family Applications After (5)

Application Number Title Priority Date Filing Date
PCT/CN2016/073976 WO2017113479A1 (fr) 2015-12-29 2016-02-17 Rouleau d'alimentation en poudre régénéré
PCT/CN2016/073980 WO2017113483A1 (fr) 2015-12-29 2016-02-17 Procédé de recyclage pour cartouche de traitement
PCT/CN2016/073978 WO2017113481A1 (fr) 2015-12-29 2016-02-17 Procédé pour réduire la quantité de développateur résiduel dans une cabine de poudre
PCT/CN2016/073974 WO2017113477A1 (fr) 2015-12-29 2016-02-17 Procédé pour éviter d'endommager un rouleau de développement et un tambour photosensible
PCT/CN2016/073975 WO2017113478A1 (fr) 2015-12-29 2016-02-17 Dispositif d'isolation de rouleau de développement et de tambour photosensible

Country Status (2)

Country Link
CN (7) CN105487366A (fr)
WO (7) WO2017113480A1 (fr)

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JP2003195722A (ja) * 2001-12-28 2003-07-09 Canon Inc プロセスカートリッジの再生方法、分解方法、スペーサー、現像カートリッジの再生方法、再生されたプロセスカートリッジ、再生された現像カートリッジ
CN101424917A (zh) * 2007-10-31 2009-05-06 佳能株式会社 处理盒再制造方法
CN101201580A (zh) * 2007-12-13 2008-06-18 珠海天威飞马打印耗材有限公司 激光打印机处理盒再生方法
CN203838480U (zh) * 2014-05-23 2014-09-17 珠海天威飞马打印耗材有限公司 处理盒
CN105404125A (zh) * 2015-12-29 2016-03-16 徐文欢 一种处理盒的再生方法

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CN105446109A (zh) 2016-03-30
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WO2017113479A1 (fr) 2017-07-06
CN105425562A (zh) 2016-03-23
WO2017113477A1 (fr) 2017-07-06
WO2017113480A1 (fr) 2017-07-06
WO2017113483A1 (fr) 2017-07-06
CN105446110A (zh) 2016-03-30
CN105487366A (zh) 2016-04-13
CN105629694A (zh) 2016-06-01

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