CN1159615A - Coloring agent box for image forming - Google Patents

Coloring agent box for image forming Download PDF

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Publication number
CN1159615A
CN1159615A CN96105165A CN96105165A CN1159615A CN 1159615 A CN1159615 A CN 1159615A CN 96105165 A CN96105165 A CN 96105165A CN 96105165 A CN96105165 A CN 96105165A CN 1159615 A CN1159615 A CN 1159615A
Authority
CN
China
Prior art keywords
puddler
agent box
colouring agent
sidewall
end portion
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
Application number
CN96105165A
Other languages
Chinese (zh)
Inventor
丈六一雄
市丸宰
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.)
Kyocera Mita Industrial Co Ltd
Original Assignee
Mita Industrial 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 Mita Industrial Co Ltd filed Critical Mita Industrial Co Ltd
Publication of CN1159615A publication Critical patent/CN1159615A/en
Pending 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
    • 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
    • G03G15/0865—Arrangements for supplying new developer
    • G03G15/0875—Arrangements for supplying new developer cartridges having a box like shape
    • 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
    • G03G15/0848—Arrangements for testing or measuring developer properties or quality, e.g. charge, size, flowability
    • G03G15/0849—Detection or control means for the developer concentration
    • G03G15/0855—Detection or control means for the developer concentration the concentration being measured by optical means
    • 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
    • G03G15/0865—Arrangements for supplying new developer
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/08—Details of powder developing device not concerning the development directly
    • G03G2215/0802—Arrangements for agitating or circulating developer material
    • G03G2215/085—Stirring member in developer container

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dry Development In Electrophotography (AREA)
  • Electrophotography Configuration And Component (AREA)

Abstract

A toner cartridge for an image forming apparatus includes a toner storing unit having two flexible stirring rods disposed therein. Two tapered bearing portions disposed on a first side wall of the toner storage unit extend partially into the first side wall without piercing the first side wall, and two bearing portions on a second side wall extend completely through the second side wall. First ends of each of the stirring rods is tapered and fits into the tapered bearing portions on the first side wall of the toner storage unit. Second ends of the stirring rods extend through the bearing portions of the second side wall of the toner storage unit. Flange members are disposed on the second ends of the stirring rods, and a seal is interposed between each flange member and the second side wall.

Description

The colouring agent box that is used for video generation device
The present invention relates to the colouring agent box of video generation device, it is used for last toner is supplied to the developing apparatus of video generation device.
At video generation device, in duplicating machine, general, the image of source document is obtained by exposure device, then, forms electrostatic latent image on the excircle of photosensitive drums.The developing apparatus that is used for generating the toner image on the photosensitive drums in the photosensitive drums placed around.Developing apparatus comprises the last toner funnel that is used to supply with toner, with the colouring agent box that removably is connected with last toner funnel.When the last toner in the colouring agent box uses up, the colouring agent box that can more renew.
Generally, colouring agent box comprises the last toner depositing element of toner in the storage, has opening on the last toner depositing element, and toner is expelled in the toner funnel.These forms of colouring agent box also have one or more puddlers, and these puddlers are placed in the toner depositing element.In the colouring agent box of these forms, puddler is often done longlyer than the length of last toner depositing element, makes at least one end of puddler stretch out outside at the wall of colouring agent box.One end of puddler is typically by being placed on the motor-driven of colouring agent box outside.
This form of colouring agent box also comprises first and second holes that are used for supporting rotationally puddler, and the wall of toner depositing element is passed in these holes.Puddler inserts to be gone up in the toner depositing element, and the end portion of puddler is by first and second holes.
In above-mentioned colouring agent box, the hole is the same wide with the wideest part of puddler at least.Like this, in order to support puddler rotationally and to prevent that toner from spilling from colouring agent box, bearing portions must cooperate with each end of puddler.Because have at least a part after puddler inserts in the colouring agent box, just to install in these bearing portions, so just essential additional assembly process, this makes the assembling process complexity, and increases the possibility that damaged structure is arranged.When fault took place, its result often was that colouring agent box leaks because the sealing between puddler and the colouring agent box body wall is invalid.
An object of the present invention is to provide a kind of colouring agent box that is used for video generation device, wherein colouring agent box is easier to assembling, reduces simultaneously and goes up the possibility that toner leaks.
According to one embodiment of present invention, the colouring agent box that is used for video generation device comprises the toner depositing element, and these parts comprise first sidewall and second sidewall.First sidewall comprises at least one clutch shaft bearing part, and second sidewall comprises at least one second bearing portions.The clutch shaft bearing part partly stretches into described first sidewall, and described second bearing portions is by described second sidewall.At least one flexible puddler is placed in the toner depositing element, and puddler comprises first end portion and second end portion.First end portion is being supported rotationally by the clutch shaft bearing part, and second end portion is being supported rotationally by second bearing portions, and by second sidewall.
According to another embodiment of the invention, first sidewall of colouring agent box comprises two clutch shaft bearing parts, and second sidewall comprises two second bearing portions.
According to still another embodiment of the invention, colouring agent box also comprises first puddler and second puddler.
According to still a further embodiment, puddler comprises that a dwang and one are fixed on the spirality part around the dwang excircle.
According to still a further embodiment, puddler also comprises a dwang and the paddle part that is fixed on the dwang.
According to still another embodiment of the invention, puddler is made by resilient material.
According to another embodiment of the invention, puddler also comprises one attached to the flange part on second end portion of puddler.
According to still a further embodiment, seal is placed between described flange part and described second sidewall.
According to still another embodiment of the invention, first end portion of puddler is made the angled θ that is 2Tapering, and the inwall of clutch shaft bearing part is made the angled θ that is 1Tapering, angle θ 2Than described angle θ 1Greatly.
Reduce because pass the number of perforations of toner depositing element wall, the chance that therefore goes up the toner leakage reduces.In addition, the toner depositing element can be easily inserted in puddler and sealing in an operation.As a result, in assembling process, produce wrong possibility and reduce, thereby reduced the possibility that last toner leaks.
Other purposes of the present invention will be clear in the detailed description that aspect and advantage are carried out below in conjunction with the accompanying drawings, and identical reference number is represented same or similar part among the figure.
Fig. 1 is the side schematic view of duplicating machine according to an embodiment of the invention;
Fig. 2 is the planimetric map of colouring agent box according to an embodiment of the invention, has for the sake of clarity removed first puddler, second puddler and loam cake.
Fig. 3 is for being got along the III-III line of Fig. 2, the cross-sectional view of the colouring agent box of seeing in the direction of arrow shown in Figure 2;
Fig. 4 is for being got along the IV-IV line of Fig. 2, the cross-sectional view of the colouring agent box of seeing in the direction of arrow shown in Figure 2;
Fig. 5 is the side view of colouring agent box shown in Figure 2;
Fig. 6 is the planimetric map of colouring agent box shown in Figure 2, for the sake of clarity, has removed loam cake, only represents first and second puddlers; With
Fig. 7 is the partial cross sectional view of the clutch shaft bearing part on first sidewall of colouring agent box shown in Figure 2, part skeleton view, first end portion of the part partial view and first puddler shown in Figure 6.
Fig. 1 represents duplicating machine according to an embodiment of the invention.Control panel 23 is located at the upper end of duplicating machine 1, and comprises enter key part and display part.The top of duplicating machine 1 comprises an optical exposure system 5, is used for obtaining image from the source document that is placed on exposure region 2.Optical exposure system 5 comprises the light source (not shown), catoptron 3 and at least one lens 4.Putting an image processor 6 at the core of duplicating machine 1, be used at sky toner image on formation source document on the paper.Image processor 6 comprises photosensitive drums 7, forms electrostatic latent image on the excircle of photosensitive drums.Placing main charger 8 round photosensitive drums 7, developing apparatus 9 shifts and stripping assembly 10 and cleaning device 11; Charger 8 is used for the static charge level that is predetermined photosensitive drums 7 being charged, developing apparatus 9 is used for electrostatic latent image is developed, transfer and stripping assembly 10 are used for last toner image transfer is unloaded paper to paper and from photosensitive drums 7, and cleaning device 11 is used for removing unnecessary last toner from photosensitive drums 7.
Paper supply parts 12 are placed on the bottom of duplicating machine 1.These paper supply parts 12 comprise a bypass table top 13, put carton 14 with the bottom vertical of duplicating machine 1 is arranged for three, the paper that 15 and 16, one large-sized puts carton 17 and be used for being stored in bypass table top 13 or putting carton 14～17 is sent to the paper transporting apparatus 18 of image processor 6.Putting a sensor (not shown) in each side of putting carton 14～17, it can calculate to put the paper number that carton 14～17 transmits.
After last toner image transfer was to paper, paper was sent to paper and sends belt 19, and then to fixing device 20, so that output roller 21 is delivered in fusing and will go up the toner image fixing on paper at last, output roller 21 is sent into paper and duplicated pallet 22.
Be used for to go up toner and deliver to the last toner funnel 24 of image processor 6 attached to developing apparatus 9.Colouring agent box 25 removably is connected with last toner funnel 24.An embodiment of colouring agent box 25 is shown in Fig. 2～7.
As can be seen, colouring agent box 25 comprises and is generally the rectangular toner depositing element 30 of going up, and is used for last toner is stored in wherein in Fig. 5.Toner letdown tank 31 on work on the last toner depositing element 30 has, toner is disposed to downwards in the toner funnel 24 in the permission.Last toner letdown tank 31 comprises the last toner exhaust openings 32 and the gate guide plate 33 that stretch in the toner depositing element 30.The gate (not shown) is contained on the gate guide plate 33 slidably, and toner exhaust openings 32 is opened last toner funnel 24 selectively.
As can be seen, last toner depositing element 30 also comprises first sidewall 34 and second sidewall 35 in Fig. 2～7.Fig. 2～4 and 6～7 expression clutch shaft bearing parts 36 and second bearing portions 37, they are placed on first sidewall 34.As Fig. 3, shown in 4 and 7, clutch shaft bearing part 36 comprises that first hole 38 and second bearing portions 37 comprise that 39, two bore portion ground, second hole are by first sidewall 34.Shown in Fig. 2～6, the 3rd bearing portions 40 and the 4th bearing portions 41 are done on second sidewall 35, and respectively with first sidewall 34 on clutch shaft bearing part 36 relative with second bearing portions 37.The 3rd bearing portions 40 comprises that the 3rd hole 42, the four bearing portions 41 comprise the 4th hole 43.Third and fourth hole 42 and 43 is fully by second sidewall 35.
As shown in Figure 6, last toner depositing element 30 also comprises first puddler 44 and second puddler 45.First puddler 44 comprises first revolving shaft 46 and the blade 47 that stretches out from revolving shaft 46.First puddler 44 is flexible, can be made as synthetic plastic or metal by any resilient material.First end portion 48 of first puddler 44 is by clutch shaft bearing part 36 rotatably supports.Second end portion 49 of first puddler 44 can be supported by the 3rd bearing portions 40 with changeing, and passes the 3rd bearing portions 40.First flange 50 is placed on second end portion 49 of first puddler 44, and the diameter of first flange 50 is bigger than the diameter in the 3rd hole 42.First sealing 51 is placed between first flange 50 and second sidewall 35, and agent is leaked from the 3rd hole 42 to prevent to paint.
Second puddler 45 comprises second rotation axis 53 and is placed on second rotation axis excircle spirality part 54 on every side.Second puddler 45 is flexible, can be made of as synthetic plastic or metal any resilient material.First end portion 55 of second puddler 45 is rotationally by 37 supportings of second bearing portions.Second end 56 of second puddler 45 is rotationally by 41 supportings of the 4th bearing portions and by the 4th bearing portions 41.Second flange 57 is placed on second end 56 of second puddler 45.Second sealing 58 is placed between second flange 57 and second sidewall 35,43 leaks from the 4th hole with the agent that prevents to paint.
Relation between first end portion 48 of clutch shaft bearing part 36 and puddler 44 as shown in Figure 7.The angled θ that is is made with respect to bottom 52 in the side in first hole 38 1Tapering.First end portion 48 of puddler 44 is made the angled tapering of θ 2 that is.θ 1And θ 2The pass be θ 1＜θ 2, for example, θ 1=1 °, θ 1=2 °.Can understand, the relation between first end portion 55 of second bearing portions 37 and second puddler 45 is identical with above-mentioned relation.Admittedly be that the tapering angle in first hole 38 and second hole 39 is unequal with the tapering angle on first end of first puddler 44 and second puddler 45, therefore, reduce at first end of first and second puddlers 44 and 45 and the friction between their corresponding holes.This makes first and second puddler 44 and 45 to rotate with less moment.
When first puddler 44 was installed in the toner depositing element 30, first sealing 51 was placed on around second end portion 49.Then, first end portion 48 is inserted in first hole 38 of clutch shaft bearing part 36.Because the length of first puddler 44 is longer than the length of last toner depositing element 30, in installation process, puddler 44 essential deflections, like this, insert in second end portion, 49 essential second hole 42 by second bearing portions 40.First flange 50 is fixed on second puddler 44, first sealing 51 is firmly held between first flange 50 and second sidewall 35, thereby seals up the 3rd hole 42 effectively.
Should be noted that second puddler 45 is to be installed in the toner depositing element 30 with first puddler 44 same modes.Please note in addition, developing apparatus 9, cleaning device 11, last toner funnel 24 can comprise one or more first puddlers 44 or second puddler 45 in its each self-structure, or comprise the difform puddler of another kind of form, but the dirigibility of this puddler is very similar.But because developing apparatus 9, cleaning device 11 and last toner funnel 24 in use all can be used as the toner storing apparatus, if therefore do not install as said method, they may be as toner on the colouring agent box seepage.Therefore, when one or more puddlers are installed in developing apparatus 9, in the time of in cleaning device 11 and the last toner funnel 24, preferably adopt the similar installation method of installing toner cartridge 25.

Claims (12)

1. colouring agent box that is used for video generation device, it comprises:
Go up the toner depositing element for one, it comprises first sidewall and second sidewall, wherein, described first sidewall comprises at least one clutch shaft bearing part, described second sidewall comprises at least one second bearing portions, described first bearing portions is opened described inside of going up the toner depositing element, but described outside of going up the toner depositing element is closed, and described second bearing portions is by described second sidewall;
At least one flexible puddler, it is placed on described going up in the toner depositing element, described puddler comprises first end portion and second end portion, described first end portion is being supported rotationally by described clutch shaft bearing part, described second end portion supported rotationally by described second bearing portions, and by described second sidewall.
2. according to the colouring agent box of claim 1, wherein, by described first end portion being inserted in the described clutch shaft bearing part, make described puddler deflection, by described second bearing portions described second terminal the insertion is installed in described puddler in the described colouring agent box then.
3. according to the colouring agent box of claim 1, wherein, by described second end portion being inserted in the described colouring agent box and being passed through described second bearing portions, make described puddler deflection, then described first end portion is inserted described clutch shaft bearing and partly described puddler is installed in the described colouring agent box.
4. according to the colouring agent box of claim 1, wherein, described first sidewall comprises two clutch shaft bearing parts, and described second sidewall comprises two second bearing portions.
5. the colouring agent box according to claim 1 also comprises second puddler.
6. according to the colouring agent box of claim 1, wherein said puddler comprises that also a dwang and one are fixed on the spirality part around the described dwang excircle.
7. according to the colouring agent box of claim 1, wherein, described puddler also comprises a dwang and a paddle part that is fixed on the described dwang.
8. according to the colouring agent box of claim 1, wherein, described puddler is made by resilient material.
9. according to the colouring agent box of claim 1, wherein, described puddler also comprises a flange part that is contained on described second end portion.
10. according to the colouring agent box of claim 9, wherein, seal is placed between described flange part and described second sidewall.
11. according to the colouring agent box of claim 1, wherein, described first end portion of described puddler is made the angled θ that is 2Tapering, the inwall of described clutch shaft bearing part is made the angled θ that is 1Tapering, described angle θ 2Greater than described angle θ 1
12. the last toner depositing element of imaging generating apparatus, it comprises: go up the included the first side wall and second sidewall of toner depositing element, comprise at least one clutch shaft bearing part in the first side wall, comprise at least one second bearing portions in described second sidewall, partly upwards the inside of storage division of toner spare is open for described clutch shaft bearing, but described outside of going up the toner depositing element is closed, described second bearing portions extends through second sidewall, and have at least one flexibly puddler be installed in the toner depositing element, this puddler comprises first end portion and second end portion, first end portion is rotatably partly supported by clutch shaft bearing, and described second end portion rotatably supports and extend through second sidewall by second bearing portions.
CN96105165A 1995-05-23 1996-05-23 Coloring agent box for image forming Pending CN1159615A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP123477/95 1995-05-23
JP7123477A JPH08314250A (en) 1995-05-23 1995-05-23 Toner cartridge for image forming device

Publications (1)

Publication Number Publication Date
CN1159615A true CN1159615A (en) 1997-09-17

Family

ID=14861605

Family Applications (1)

Application Number Title Priority Date Filing Date
CN96105165A Pending CN1159615A (en) 1995-05-23 1996-05-23 Coloring agent box for image forming

Country Status (8)

Country Link
EP (1) EP0744670B1 (en)
JP (1) JPH08314250A (en)
KR (1) KR960042265A (en)
CN (1) CN1159615A (en)
AU (1) AU5237796A (en)
CA (1) CA2177107A1 (en)
DE (1) DE69618851T2 (en)
TW (1) TW523124U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101907849A (en) * 2009-06-03 2010-12-08 株式会社东芝 Toner cartridge and image processing system
CN107533313A (en) * 2015-08-26 2018-01-02 京瓷办公信息系统株式会社 Developer container and the image processing system for possessing the developer container

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5595976B2 (en) * 2011-05-27 2014-09-24 京セラドキュメントソリューションズ株式会社 Toner container and image forming apparatus
JP6069231B2 (en) 2014-01-23 2017-02-01 京セラドキュメントソリューションズ株式会社 Developer container and image forming apparatus provided with the same
JP5850994B2 (en) * 2014-08-01 2016-02-03 京セラドキュメントソリューションズ株式会社 Toner container and image forming apparatus
JP5850995B2 (en) * 2014-08-04 2016-02-03 京セラドキュメントソリューションズ株式会社 Toner container and image forming apparatus
JP5853064B2 (en) * 2014-08-04 2016-02-09 京セラドキュメントソリューションズ株式会社 Toner container and image forming apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3596807A (en) * 1969-02-06 1971-08-03 Xerox Corp Dispensing apparatus
JPS60222878A (en) * 1984-04-20 1985-11-07 Matsushita Electric Ind Co Ltd Toner replenishing device
JPH0398459U (en) * 1990-01-29 1991-10-14
US5166731A (en) * 1990-02-14 1992-11-24 Sharp Kabushiki Kaisha Developing unit having a rotation shaft and sealing member
US5179414A (en) * 1991-01-22 1993-01-12 Compag Computer Corporation Apparatus for developing an image on a photoconductive surface
JP2835887B2 (en) * 1991-05-20 1998-12-14 三田工業株式会社 Toner supply device
JP3904246B2 (en) * 1994-04-08 2007-04-11 株式会社リコー Toner supply device and developing device
US5506665A (en) * 1994-05-12 1996-04-09 Brother Kogyo Kabushiki Kaisha Developing device having detachable toner box for use in image recording apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101907849A (en) * 2009-06-03 2010-12-08 株式会社东芝 Toner cartridge and image processing system
CN107533313A (en) * 2015-08-26 2018-01-02 京瓷办公信息系统株式会社 Developer container and the image processing system for possessing the developer container
CN107533313B (en) * 2015-08-26 2020-12-25 京瓷办公信息系统株式会社 Developer container and image forming apparatus including the same

Also Published As

Publication number Publication date
KR960042265A (en) 1996-12-21
JPH08314250A (en) 1996-11-29
AU5237796A (en) 1997-01-16
EP0744670B1 (en) 2002-01-30
EP0744670A1 (en) 1996-11-27
DE69618851D1 (en) 2002-03-14
CA2177107A1 (en) 1996-11-24
TW523124U (en) 2003-03-01
DE69618851T2 (en) 2002-11-28

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