CN202306147U - Processing box - Google Patents

Processing box Download PDF

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Publication number
CN202306147U
CN202306147U CN 201120439205 CN201120439205U CN202306147U CN 202306147 U CN202306147 U CN 202306147U CN 201120439205 CN201120439205 CN 201120439205 CN 201120439205 U CN201120439205 U CN 201120439205U CN 202306147 U CN202306147 U CN 202306147U
Authority
CN
China
Prior art keywords
scraping blade
developer roll
sealing component
box body
flexible sealing
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.)
Expired - Fee Related
Application number
CN 201120439205
Other languages
Chinese (zh)
Inventor
李胜夫
李志恒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Print Rite Unicorn Image Products Co Ltd
Original Assignee
Print Rite Unicorn Image Products Co Ltd
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 Print Rite Unicorn Image Products Co Ltd filed Critical Print Rite Unicorn Image Products Co Ltd
Priority to CN 201120439205 priority Critical patent/CN202306147U/en
Application granted granted Critical
Publication of CN202306147U publication Critical patent/CN202306147U/en
Priority to PCT/CN2012/083741 priority patent/WO2013067891A1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • G03G15/0822—Arrangements for preparing, mixing, supplying or dispensing developer
    • G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
    • G03G15/0881—Sealing of developer cartridges
    • 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
    • G03G15/0817—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 lateral sealing at both sides of the donor member with respect to the developer carrying direction
    • 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
    • G03G21/1828—Prevention of damage or soiling, e.g. mechanical abrasion

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Dry Development In Electrophotography (AREA)

Abstract

The utility model discloses a processing box, which comprises a box body, a develop roller, a sealing doctor blade and elastic sealing members. The develop roller is supported on the box body in rotating mode, one end of the sealing doctor blade is bonded to the box body, the other end opposite to the end is a free end, and the edge of the free end is in linear contact with a roller body in the axial direction and can slide relatively. The elastic sealing members are respectively placed at two ends of the roller body of the develop roller and are wound around the circumferential surface of the roller body and in slide contact with the roller body. The elastic sealing members are bonded to the box body. Two sides of the free end of the sealing doctor blade are respectively clamped by two ends of the roller body and the head portions of the elastic sealing members. The first width of the two clamped sides of the free end of the sealing doctor blade in the axial direction is smaller than the second width of the head portions of the elastic sealing members in the axial direction. The processing box is suitable for office equipment like a laser printer.

Description

Handle box
Technical field
The utility model relates to a kind of handle box, is specifically related to a kind of handle box about the developer roll hermetically-sealed construction.
Background technology
Laser printer 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 on recording medium, has promptly been accomplished basic imaging action.
Publication number is to disclose a kind of handle box in the Chinese patent document of CN101382758B, and handle box comprises the developer roll of the roller main body with circumferential surface, and this developer roll is supported on the housing with rotatable mode; Containment member is set to its both ends on the turning axle direction of circumferential surface in the face of the roller main body respectively, and with the crimping of roller main body.Each containment member comprises: by the formed base material of flexible member; And the sliding friction member, this sliding friction member is formed by fiber and contacts with the circumferential surface of roller main body, makes roller main body friction slip on the sliding friction member.
Existing handle box: the box body of handle box has pair of end walls, and developer roll is rotatably supported on the end wall; The flexible sealing component of strip is close to the circumferential surface setting of the roller body end of developer roll, and both relative sliding contacts when the roller main body is rotated, and flexible sealing component is adhered on the box body; One end of sealing scraping blade is bonded on the sponge strip with double faced adhesive tape, and sponge strip is adhered on the box body vertically then, perhaps directly is adhered on the box body vertically with double faced adhesive tape; The sealing scraping blade other end is a free end, and this free-ended edge contacts with the roller body surfaces line of developer roll vertically and can slide relatively.Two ends, roller main body ground will seal the free-ended sandwich of scraping blade with the head of flexible sealing component respectively.
When the temperature variation of handle box environment of living in, when this bonding way of sealing scraping blade 1 usefulness double faced adhesive tape makes sealing scraping blade 1 can be fixed on the box body, also can compensate the inconsistent microscale dimensions variation that produces of distortion of expanding with heat and contract with cold of various parts.
Referring to Fig. 1, an end of sealing scraping blade 1 is bonded on the box body 2 of handle box through double faced adhesive tape 7 vertically, and the both sides of its free end 12 overlap with the head 32 of flexible sealing component 3 respectively.
Referring to Fig. 2; The both sides of the free end 12 of sealing scraping blade are covered on the head 32 of flexible sealing component 3 with overlapping fully; First width 11 that the both sides of the free end 12 of sealing scraping blade are held vertically equals second overlapping with the roller main body of the developer roll 4 vertically width 31 of head 32 of flexible sealing component, and promptly the head 32 of flexible sealing component is distinguished clamping with the both sides that developer roll 4 will seal the free end 12 of scraping blade.
Because an end of sealing scraping blade is adhered on the box body or directly is adhered on the box body with double faced adhesive tape through sponge no matter be; Its free-ended center section all is to be cantilevered ground to contact with the roller main body; Its free-ended both sides are respectively by the head clamping of the two ends of roller main body and flexible sealing component; Bear force of sliding friction from the roller main body with making free-ended two-side supporting formula, with the free end center section bear vacantly from the force of sliding friction of roller main body compare occur sometimes unbalanced because developer roll acts on free-ended both sides fully to the acting force at sealing scraping blade two ends; And the free end center section can be by sealing elastic deformation of scraping blade self or being compressed of sponge or double faced adhesive tape; The force of sliding friction of part is laid down, and the power that obviously acts on free-ended both sides is greater than the power that acts on the free end center section, and is this unbalanced; Be easy to produce that sealing end, scraping blade 1 two ends is developed that roller pulls and center section protuberance phenomenon in axial direction, cause the carbon dust leakage failure.
Summary of the invention
The purpose of the utility model provides a kind of scraping blade end that seals and is difficult for being developed the handle box that roller pulls.
The technical scheme that handle box adopted of the utility model is: box body; Developer roll, this developer roll is rotatably supported on the box body; The sealing scraping blade, an end of sealing scraping blade is adhered to box body, and the other end relative with an end is free end, and this free-ended edge axially contacting with the roller main body line and can slide relatively along developer roll; Flexible sealing component; The be placed in roller main body two ends of developer roll and of this flexible sealing component around the circumferential surface sliding contact relative of roller main body with it; Flexible sealing component is adhered to box body, and the free-ended both sides of sealing scraping blade are clamped by the head of the two ends of roller main body and flexible sealing component respectively; The sealing free-ended both sides of scraping blade nipped vertically first width is respectively less than head second width vertically of flexible sealing component.
In the technique scheme of the handle box of the utility model; The free-ended both sides of sealing scraping blade cover a flexible sealing component head wherein part vertically respectively; Another part that the flexible sealing component head is not covered continues and the sliding contact of roller main body; Because developer roll is during to sealing scraping blade face contact; Sealing scraping blade nipped part pressurized partly falls in flexible sealing component along thickness direction, has both reached the effect of sealing, plays the effect that the cantilevered with the free end center section is dressed by force mode again; Developer roll partly is unloaded on the part that the flexible sealing component head wherein do not covered vertically the acting force at sealing scraping blade two ends; The power that makes developer roll act on the free-ended both sides of sealing scraping blade is compared more balanced with the power that acts on the medium line contact portion, thereby has avoided the free-ended both sides of sealing scraping blade to be pulled the phenomenon that causes median rise vertically, has eliminated producing the hidden danger of leaking powder.
As an optimal technical scheme to technique scheme, first width equals 1/2nd of said second width.This width value makes developer roll act on the power that the sealing scraping blade is clamped part when satisfying seal request, and the strength size that acts on sealing scraping blade center section with developer roll is more approaching, thereby anti-slip causes the ability of median rise stronger.
As the concrete scheme of technique scheme, flexible sealing component is the felt bar, and felt is better to the sealing of carbon dust, and the unloading developer roll acting force the time elasticity moderate.
As the preferred version of technique scheme, the sealing scraping blade is made up of laminar PET plastics.The sealing scraping blade of this rigid material makes self well-pressed; Its free end of back that is adhesively fixed contacts tightr with the line of developer roll; And fall into the unloading effect that reaches expection in the flexible sealing component more easily on thickness direction top, to reach the purpose of the utility model.
Description of drawings
Fig. 1 is the structural representation after existing handle box is removed waste powder hopper and developer roll;
Fig. 2 be sealing scraping blade in the existing handle box two ends respectively with the flexible sealing component overlap joint and with the relative position synoptic diagram of developer roll;
Fig. 3 is the front view of the handle box of the utility model;
Fig. 4 is the stereographic map after the handle box of the utility model is removed the waste powder hopper assembly;
Fig. 5 is the front view after the handle box of the utility model is removed the waste powder hopper assembly;
Fig. 6 is the B portion partial enlarged drawing of Fig. 5;
Fig. 7 is the A-A cut-open view of Fig. 5;
Fig. 8 is the C portion partial enlarged drawing of Fig. 7;
Fig. 9 is the C portion partial enlarged drawing of the another kind of embodiment of Fig. 7;
Figure 10 is the structural representation after Fig. 5 removes developer roll;
Figure 11 be the utility model the sealing scraping blade two ends respectively with flexible sealing component overlap joint and with the relative position synoptic diagram of developer roll.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Referring to Fig. 3, the box body 2 of handle box has pair of end walls 21.
Referring to Fig. 4, powder delivery cutter 5 and sealing scraping blade 1 are housed in the box body, developer roll 4 is rotatably supported on the end wall 21.
Referring to Fig. 5, the free end 12 of sealing scraping blade contacts with roller main body 41 surface line of developer roll 4 vertically and can slide relatively.
Referring to Fig. 6, the end of roller main body 41 and the head of flexible sealing component 32 will seal the end of the free end 12 of scraping blade and clamp.
Referring to Fig. 7, the circumferential surface of flexible sealing component 3 bears against roll main bodys 41 ends of strip and both relative sliding contacts when roller main body 41 is rotated, flexible sealing component 3 is adhered on the end wall 21 of box body.
Referring to Fig. 8, sealing scraping blade 1 usefulness double faced adhesive tape 7 is bonded at and is adhered on the sponge 6 on the box body 2 again, and the head 32 of roller main body 41 and flexible sealing component will seal the free end 12 of scraping blade and clamp.When the temperature variation of handle box environment of living in, when this bonding way of sealing scraping blade 1 usefulness double faced adhesive tape makes sealing scraping blade 1 can be fixed on the box body, also can compensate the inconsistent microscale dimensions variation that produces of distortion of expanding with heat and contract with cold of various parts.
Referring to Fig. 9, the another kind of bonding way of sealing scraping blade 1 and box body 2: sealing scraping blade 1 directly is bonded on the box body 2 through double faced adhesive tape 7, and the head 32 of roller main body 41 and flexible sealing component will seal the sidepiece of scraping blade free end 12 and clamp.
Referring to Figure 10, a pair of flexible sealing component 3 is relative with the both sides of the free end 12 that seals scraping blade 1 respectively.
Referring to Figure 11, the be placed in two ends of roller main body 41 of a pair of flexible sealing component 3, nipped vertically first width 11 of sidepiece of sealing scraping blade free end 12 is less than head 32 second width 31 vertically of flexible sealing component 3.Second width 31 is twices of first width 11.
Sealing scraping blade 1 is made up of hard materials such as laminar PET plastics, and flexible sealing component 3 is felt bars; After developer roll 4 is installed; Compress and contact with sealing scraping blade 1; Sealing scraping blade 1 falls in flexible sealing component 3 on thickness direction top, has both reached the effect of sealing, can developer roll partly be transferred on the flexible sealing component 3 acting force at sealing scraping blade 1 two ends again; Pull and cause median rise thereby avoided sealing scraping blade 1 end to be developed roller, eliminated producing the hidden danger of leaking powder.

Claims (4)

1. handle box comprises
Box body;
Developer roll, said developer roll are rotatably supported on the said box body;
The sealing scraping blade, an end of said sealing scraping blade axially is adhered to said box body along said developer roll, with the relative other end of a said end be free end, this free-ended edge vertically with the main body of said developer roll between line contact also and can slide relatively;
Flexible sealing component; Said flexible sealing component be placed in said developer roll the main body two ends and and the circumferential surface of said main body between sliding contact relatively; Said flexible sealing component is adhered to said box body, and the free-ended both sides of said sealing scraping blade are respectively by the head clamping of the two ends of said main body and said flexible sealing component;
It is characterized in that:
First width that the free-ended both sides of said sealing scraping blade are held vertically is less than head second width vertically of said flexible sealing component.
2. handle box according to claim 1 is characterized in that: said first width equals 1/2nd of said second width.
3. handle box according to claim 1 and 2 is characterized in that: said flexible sealing component is the felt bar.
4. handle box according to claim 1 and 2 is characterized in that: said sealing scraping blade is made up of laminar PET plastics.
CN 201120439205 2011-11-08 2011-11-08 Processing box Expired - Fee Related CN202306147U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN 201120439205 CN202306147U (en) 2011-11-08 2011-11-08 Processing box
PCT/CN2012/083741 WO2013067891A1 (en) 2011-11-08 2012-10-30 Processing cartridge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201120439205 CN202306147U (en) 2011-11-08 2011-11-08 Processing box

Publications (1)

Publication Number Publication Date
CN202306147U true CN202306147U (en) 2012-07-04

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ID=46375007

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201120439205 Expired - Fee Related CN202306147U (en) 2011-11-08 2011-11-08 Processing box

Country Status (2)

Country Link
CN (1) CN202306147U (en)
WO (1) WO2013067891A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013067891A1 (en) * 2011-11-08 2013-05-16 珠海天威飞马打印耗材有限公司 Processing cartridge
CN103529681A (en) * 2013-10-30 2014-01-22 珠海天威飞马打印耗材有限公司 Processing box
CN104516241A (en) * 2013-09-30 2015-04-15 兄弟工业株式会社 Developing device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6469135B2 (en) * 2014-12-25 2019-02-13 キヤノン株式会社 Cartridge, unit and manufacturing method thereof

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06337583A (en) * 1993-05-31 1994-12-06 Canon Inc Image forming device
JP2001013777A (en) * 1999-07-01 2001-01-19 Canon Inc Developer carrier, developing device, process cartridge and image forming device
CN201000536Y (en) * 2007-01-09 2008-01-02 珠海天威技术开发有限公司 Developer box
JP4998158B2 (en) * 2007-09-04 2012-08-15 ブラザー工業株式会社 Developing device and image forming apparatus
CN202306147U (en) * 2011-11-08 2012-07-04 珠海天威飞马打印耗材有限公司 Processing box

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013067891A1 (en) * 2011-11-08 2013-05-16 珠海天威飞马打印耗材有限公司 Processing cartridge
CN104516241A (en) * 2013-09-30 2015-04-15 兄弟工业株式会社 Developing device
CN104516241B (en) * 2013-09-30 2020-01-14 兄弟工业株式会社 Developing device
CN103529681A (en) * 2013-10-30 2014-01-22 珠海天威飞马打印耗材有限公司 Processing box
CN103529681B (en) * 2013-10-30 2016-08-17 珠海天威飞马打印耗材有限公司 Handle box

Also Published As

Publication number Publication date
WO2013067891A1 (en) 2013-05-16

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120704

Termination date: 20201108