WO2017173954A1 - Rouleau de développateur et rouleau de charge - Google Patents

Rouleau de développateur et rouleau de charge Download PDF

Info

Publication number
WO2017173954A1
WO2017173954A1 PCT/CN2017/078904 CN2017078904W WO2017173954A1 WO 2017173954 A1 WO2017173954 A1 WO 2017173954A1 CN 2017078904 W CN2017078904 W CN 2017078904W WO 2017173954 A1 WO2017173954 A1 WO 2017173954A1
Authority
WO
WIPO (PCT)
Prior art keywords
iron shaft
conductive layer
thermoplastic
intermediate portion
main body
Prior art date
Application number
PCT/CN2017/078904
Other languages
English (en)
Chinese (zh)
Inventor
王燕舞
刘涛
周小平
Original Assignee
深圳市展信龙科技有限公司
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 深圳市展信龙科技有限公司 filed Critical 深圳市展信龙科技有限公司
Publication of WO2017173954A1 publication Critical patent/WO2017173954A1/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
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/02—Apparatus for electrographic processes using a charge pattern for laying down a uniform charge, e.g. for sensitising; Corona discharge devices

Definitions

  • the utility model relates to the technical field of printers, in particular to a developing roller and a charging roller.
  • the developing roller and charging roller currently on the market are mainly produced by rubber, silica gel and CPU (casting polyurethane elastomer) thermosetting type, which is characterized in that after the product life is reached, the colloid can not be recycled repeatedly, waste resources, and the environment Great pollution.
  • the object of the present invention is to provide a reusable, green and environmentally friendly developing roller and charging roller.
  • the utility model is realized as follows:
  • a developing roller comprising a first iron shaft main body, the first iron shaft main body including a first end portion, an intermediate portion and a second end portion disposed in series, surrounding the first iron shaft main body
  • the surface of the intermediate portion is provided with a first thermoplastic colloidal conductive layer.
  • the first thermoplastic colloid conductive layer is bonded to the surface of the intermediate portion of the first iron shaft main body by glue bonding.
  • the first thermoplastic colloid conductive layer includes a TPU main layer and is provided on the TPU (thermoplastic polyurethane elastomer) a conductive coating on the outer surface of the body layer.
  • TPU thermoplastic polyurethane elastomer
  • a charging roller comprising a second iron shaft body, the second iron shaft body comprising a first end portion, an intermediate portion and a second end portion disposed in series, surrounding the second iron shaft body
  • the surface of the intermediate portion is provided with a second thermoplastic colloid conductive layer.
  • the second thermoplastic colloid conductive layer is bonded to the surface of the intermediate portion of the second iron shaft main body by glue bonding.
  • the second thermoplastic colloid conductive layer includes a TPU body layer and a conductive coating provided on an outer surface of the TPU body layer.
  • the utility model has the beneficial effects that the utility model provides a developing roller and a charging roller which are provided with a thermoplastic gel conductive layer on a surface surrounding the intermediate portion of the iron shaft main body, and the developing roller and the charging roller can be reused due to the plasticity of the thermoplastic colloid conductive layer, thereby reducing the material use cost and Energy consumption ,Green.
  • FIG. 1 is a view showing the entire structure of a developing roller of the first embodiment.
  • Fig. 2 is a partially enlarged view showing the structure of the developing roller shown in Fig. 1.
  • Fig. 3 is a view showing the overall structure of the charging roller of the second embodiment.
  • Fig. 4 is a partial enlarged view showing the structure of the charging roller shown in Fig. 3.
  • a developing roller 1 including a first iron shaft main body 11 including a first end portion 111, an intermediate portion 112, and a second end portion 113 which are sequentially disposed in series, surrounding the first iron shaft
  • the surface of the intermediate portion 112 of the body 11 is provided with a first thermoplastic colloidal conductive layer 12.
  • the first thermoplastic colloid conductive layer 12 and the surface of the intermediate portion 112 of the first iron shaft main body 11 are adhesively bonded by glue 13.
  • the first thermoplastic colloidal conductive layer 12 includes a TPU body layer 121 and a conductive coating 122 disposed on an outer surface of the TPU body layer 121.
  • this embodiment provides A charging roller 2, the charging roller 2 includes a second iron shaft main body 21, and the second iron shaft main body 21 includes a first end portion 211, an intermediate portion 212, and a second end portion 123 which are disposed in series, and surround the second iron shaft
  • the surface of the intermediate portion 212 of the body 21 is provided with a second thermoplastic colloid conductive layer 22.
  • the second thermoplastic colloid conductive layer 22 and the surface of the intermediate portion 212 of the second iron shaft main body 21 are adhesively bonded by glue 23.
  • the second thermoplastic colloidal conductive layer 22 includes a TPU body layer 221 and a conductive coating 222 disposed on an outer surface of the TPU body layer 221.
  • thermoplastic gel conductive layer on a surface surrounding the intermediate portion of the iron shaft main body, and the developing roller and the charging roller can be reused due to the plasticity of the thermoplastic colloid conductive layer, thereby reducing the material use cost and Energy consumption ,Green.

Abstract

L'invention concerne un rouleau de développateur (1) et un rouleau de charge (2). Le rouleau de développateur (1) comprend un premier corps d'arbre en fer (11) comprenant une première partie extrémité (111), une partie centrale (112) et une seconde partie extrémité (113) conçues pour être reliées en séquence, et une surface de la partie centrale (112) entourant le premier corps d'arbre en fer (11) comprend une première couche conductrice (12) d'un élément thermoplastique. Le rouleau de charge (2) comprend un second corps d'arbre en fer (21) comprenant une première partie extrémité (211), une partie centrale (212) et une seconde partie extrémité (213) conçues pour être reliées en séquence, et une surface de la partie centrale (212) entourant le second corps d'arbre en fer (21) comprend une seconde couche conductrice (22) d'un élément thermoplastique.
PCT/CN2017/078904 2016-04-06 2017-03-31 Rouleau de développateur et rouleau de charge WO2017173954A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201620278465.8 2016-04-06
CN201620278465.8U CN205721076U (zh) 2016-04-06 2016-04-06 显影辊及充电辊

Publications (1)

Publication Number Publication Date
WO2017173954A1 true WO2017173954A1 (fr) 2017-10-12

Family

ID=57312252

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/078904 WO2017173954A1 (fr) 2016-04-06 2017-03-31 Rouleau de développateur et rouleau de charge

Country Status (2)

Country Link
CN (1) CN205721076U (fr)
WO (1) WO2017173954A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205721076U (zh) * 2016-04-06 2016-11-23 深圳市展信龙科技有限公司 显影辊及充电辊

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000242074A (ja) * 1998-12-25 2000-09-08 Bando Chem Ind Ltd 現像ローラ、その製造方法およびそれを用いた一体型画像形成ユニット
CN101354561A (zh) * 2008-09-02 2009-01-28 周小平 一种打印机用显影辊、充电辊的制作方法
CN201278082Y (zh) * 2008-09-02 2009-07-22 周小平 一种显影辊
JP4514176B2 (ja) * 2000-12-21 2010-07-28 バンドー化学株式会社 帯電ローラ
CN101976023A (zh) * 2010-08-23 2011-02-16 吴声立 一种密实导电橡胶充电辊及其制造方法
CN104448778A (zh) * 2014-11-27 2015-03-25 魏东金 一种导电或导静电的热塑性弹性体、制备方法及应用
CN205721076U (zh) * 2016-04-06 2016-11-23 深圳市展信龙科技有限公司 显影辊及充电辊

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000242074A (ja) * 1998-12-25 2000-09-08 Bando Chem Ind Ltd 現像ローラ、その製造方法およびそれを用いた一体型画像形成ユニット
JP4514176B2 (ja) * 2000-12-21 2010-07-28 バンドー化学株式会社 帯電ローラ
CN101354561A (zh) * 2008-09-02 2009-01-28 周小平 一种打印机用显影辊、充电辊的制作方法
CN201278082Y (zh) * 2008-09-02 2009-07-22 周小平 一种显影辊
CN101976023A (zh) * 2010-08-23 2011-02-16 吴声立 一种密实导电橡胶充电辊及其制造方法
CN104448778A (zh) * 2014-11-27 2015-03-25 魏东金 一种导电或导静电的热塑性弹性体、制备方法及应用
CN205721076U (zh) * 2016-04-06 2016-11-23 深圳市展信龙科技有限公司 显影辊及充电辊

Also Published As

Publication number Publication date
CN205721076U (zh) 2016-11-23

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