CN201707547U - Carbon powder box for laser printers - Google Patents
Carbon powder box for laser printers Download PDFInfo
- Publication number
- CN201707547U CN201707547U CN2010202315836U CN201020231583U CN201707547U CN 201707547 U CN201707547 U CN 201707547U CN 2010202315836 U CN2010202315836 U CN 2010202315836U CN 201020231583 U CN201020231583 U CN 201020231583U CN 201707547 U CN201707547 U CN 201707547U
- Authority
- CN
- China
- Prior art keywords
- powder feeding
- carbon powder
- back shaft
- support shaft
- powder
- 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
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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
- G03G15/0887—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity
- G03G15/0889—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for agitation or stirring
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
- Cleaning In Electrography (AREA)
- Electrophotography Configuration And Component (AREA)
Abstract
The utility model relates to a carbon powder box for laser printers, comprising a developing roller, a feeding roller, a powder discharge cutter, a feeding frame and a carbon powder bin, wherein the developing roller and the feeding roller are axially arranged on a box body of the carbon powder box in parallel; the carbon powder bin is a hollow cavity for containing carbon powder in the box body; the feeding frame comprises a support shaft and a feeding plate fixed connected with the support shaft through a spoke, and is supported in the carbon powder bin in the mode that the support shaft of the feeding frame is parallel to a middle shaft of the developing roller, and the feeding plate extends in the direction parallel to the support shaft; the appearance of the feeding plate is in a triangular shape on the axial cross section of the support shaft; and the bottom edge of the triangle is the outer edge part of the radius extension line of the support shaft, and the top angle of the triangle points to the rotary advancing direction of the support shaft. The carbon powder box can flexibly sense the storage state of the carbon powder in the carbon powder box.
Description
Technical field
The utility model is a carbon powder cartridge for laser printer, it comprises developer roll, powder feeding roller, powder delivery cutter, powder feeding frame and toner, it is laid in the electrostatic latent image zone that photosensitive drum surface carries to the carbon dust that holds in the toner according to default layout by developer roll, and electrostatic latent image is converted to by the shown visual image of carbon dust and so on developer.
Background technology
Equipment for forming image generally includes different types of machines such as duplicating machine, laser printer, facsimile recorder, colour band printer and LED printer.
In the Equipment for forming image of laser scanning or laser photo-typesetting form, carbon dust be realization figure～～light～～electricity～～the final image forming medium of figure conversion.Developer roll just is arranged near the photosensitive drums, forms image so that carbon dust is jumped over by contact form or jump form behind the minimum gap between developer roll and the photosensitive drums on photosensitive drums.By the carbon dust of developer roll transhipment from toner.The Chu Fenliang of toner is subjected to the restriction of warehouse nominal volume, therefore, after using up, need be replenished carbon dust in the toner, perhaps reclaim, could bring into play for example not effect to the greatest extent in developer roll, powder feeding roller, powder delivery cutter, powder feeding frame, toner and carrier storehouse etc. of other parts of cartridge once more being used to contain the cartridge integral body of carrying carbon dust.
As a class of laser image formation device, the major function piece of laser printer comprises: laser scan unit, photoelectric conversion unit, charhing unit, developing cell, transfer printing unit and fixation unit.
The main member of laser scan unit is laser generator and the light reflection and transmission system that is made of optical elements such as prism, lens.
The main member of photoelectric conversion unit is a photosensitive drums.
Charhing unit mainly comprises the charging roller of positive charge grid-control formula corona charging roller or other form.
Developing cell is made of the storage powder chamber, the developing room that are used to store carbon dust.Developer roll, powder feeding roller, powder delivery cutter just are arranged in the developing room.Powder feeding frame and toner constitute storage powder chamber jointly.
Transfer printing unit mainly comprises transfer roll.
Fixation unit is made of warm-up mill and backer roll.
Common cartridge or handle box generally include photoelectric conversion unit, charhing unit, developing cell etc. several bear light～～electricity～～functional block of figure translation function, this kind make generally obtains the cartridge or the handle box of multi-functional integrated-type.The mode that difference in functionality carries out different layouts of distinguishing that adopts is also arranged, photoelectric conversion unit, charhing unit directly are arranged on the laser printing machine host, cartridge then only comprises developing cell, this kind make only can obtain only can implementing the cartridge of single developing function, and the form of then assembling with assembly between this type of simple function cartridge and the laser printing machine host is finished coupling between the two.
Under cartridge was packed the user mode of laser printer into, photosensitive drum surface was charged equably by charging roller.Laser scanner contains image information and through the laser beam of ovennodulation, forms the different static voltage figure that distributes at photosensitive drum surface after laser radiation to photosensitive drums emission, that is with the electrostatic latent image for the treatment of that duplicating image is corresponding.Afterwards, from the carbon dust of developer roll then be adsorbed on the photosensitive drum surface, cover that it is converted to behind the electrostatic latent image can macroscopic visual image.Along with the rotation of photosensitive drums, the visual image that is formed at photosensitive drum surface by carbon dust replaces to the position at transfer roll place.Effect through the transfer roll transfer voltage, the carbon dust of visual image form is transferred on the recording medium surfaces such as paper, with after after warm-up mill and backer roll carry out heating and pressurizing to the visual image on the recording medium, carbon dust infiltrates in the fibrage of recording medium, and the visual image that carbon dust is formed for good and all solidifies on recording medium.So just finished a basic imaging workflow.This flow process is the result of cycle operation repeatedly, just can obtain required image.
As described above, cartridge for multi-functional integrated-type, or be the cartridge of simple function type, its carbon dust is the unique material carrier that forms image, this just means in the course of the work, carbon dust in the toner is among the dynamic change of continuous consumption, in order in time to understand the deposit situation of carbon dust, need implement monitoring to the consumer process of carbon dust.In the prior art, utilize mechanical drive to survey the carbon dust resistance and then be converted into the carbon dust consumption state and lay in the cartridge of situation to realize the monitoring carbon dust, it is because powder feeding frame suffered resistance in toner is too big, so that the inaccessible requirement of surveying carbon dust deposit situation delicately of make that transmits the carbon dust reserve message by the powder feeding frame.
Summary of the invention
At the insensitive problem of detection carbon dust deposit state that above-mentioned cartridge exists, the utility model purpose is to provide a kind of carbon powder cartridge for laser printer that can sensitively survey carbon dust deposit state.
For reaching, adopt the carbon powder cartridge for laser printer of the utility model design to above-mentioned purpose.It comprises developer roll, powder feeding roller, powder delivery cutter, powder feeding frame and toner.Developer roll and powder feeding roller are installed on the box body of cartridge in its mode that axially is parallel to each other.Toner is the cavity that is used for the hollow of splendid attire carbon dust in the box body.The powder feeding frame comprises back shaft and the powder feeding plate of fixedlying connected with back shaft by spoke.The powder feeding frame is supported in the toner in the mode that its back shaft is parallel to the developer roll axis.The powder feeding plate extends being parallel on the direction of back shaft.On the axial cross section of back shaft, the outward appearance of powder feeding plate is triangular in shape.This leg-of-mutton base is the outer part of back shaft radius extension line.This leg-of-mutton drift angle points to the preceding line direction of rotation of back shaft.
The utility model carbon powder cartridge for laser printer, survey the insensitive problem of carbon dust deposit state at its powder feeding plate because of caused too greatly by resistance, the appearance design of powder feeding plate on the back shaft axial cross section is triangular in shape, and keep this leg-of-mutton base to be positioned at back shaft radius extension line at the position, outer that self directly makes progress, make leg-of-mutton drift angle point to the preceding line direction of rotation of back shaft.Like this, when the powder feeding frame rotates, its powder feeding plate will be walked in carbon dust in the mode of wedge angle puncture, the task of its stirring and transmission carbon dust still can realize by the propelling movement effect on powder feeding plate base, the task of its perception carbon dust resistance also still realizes by the suffered resistance of powder feeding plate, the excessive resistance that influences its transmission characteristic that the powder feeding plate is suffered is cleared up because of the method for operation of its wedge angle puncture, and reaches the purpose of sensitive perception carbon dust deposit state.
Description of drawings
Fig. 1 the utility model carbon powder cartridge for laser printer skeleton view.
Fig. 2 the utility model carbon powder cartridge for laser printer fragmentary, perspective view one.
Fig. 3 the utility model carbon powder cartridge for laser printer fragmentary, perspective view two.
Fig. 4 the utility model carbon powder cartridge for laser printer fragmentary, perspective view three.
Fig. 5 the utility model carbon powder cartridge for laser printer fragmentary, perspective view four.
The transmission gear skeleton view of Fig. 6 the utility model carbon powder cartridge for laser printer.
The driver plate skeleton view one of Fig. 7 the utility model carbon powder cartridge for laser printer.
The driver plate skeleton view two of Fig. 8 the utility model carbon powder cartridge for laser printer.
Embodiment
Describe the utility model carbon powder cartridge for laser printer in detail below in conjunction with accompanying drawing.
Referring to Fig. 1～8, the utility model carbon powder cartridge for laser printer and member thereof the skeleton view under different visual angles is shown respectively.
On cartridge 100, be provided with the toner 101 of its inner hollow that is used to hold carbon dust, be used to derive the meal outlet 102 of the carbon dusts that are installed in the toner 101, with the powder feeding roller 103 that meal outlet 102 adjoins, be positioned near the developer roll 104 of powder feeding roller 103.Meal outlet 102, powder feeding roller 103, developer roll 104, are sequentially arranged in along the about same direction back to toner 101 on the box body 105 of cartridge 100 as initial with toner 101.Powder feeding roller 103 and developer roll 104 are installed on the box body 105 in its mode that axially is parallel to each other.Powder delivery cutter 106 is set up on the box body 105, and particular location is the first half of meal outlet 102, and it is used to regulate the roll surface maintenance Elastic Contact state of the cutting edge of carbon dust thickness with developer roll 104.
In toner 101, set up powder feeding frame 107.Powder feeding frame 107 comprises back shaft 108, spoke 109 and powder feeding plate 110 on forming.One end of spoke 109 is fixedly connected on the back shaft 108, and the other end is fixedly connected on the powder feeding plate 110.The axial axial keeping parallelism of back shaft 108 with developer roll 104.Powder feeding plate 110 extends along the direction that is parallel to back shaft 108 axis, until its both ends almost near the respective inner walls of toner 101.On the axial cross section of back shaft 108, the outward appearance of powder feeding plate 110 is rendered as triangle.The outer edge part that the radius extension line that this leg-of-mutton base is exactly a back shaft 108 self is directly making progress.This leg-of-mutton drift angle points to line direction before the rotation of back shaft 108 on the circumference at its place, promptly promote the direction that carbon dust enters meal outlet 102.
Under confined state, the end in the same way separately of developer roll 104, powder feeding roller 103 and powder feeding frame 107 (back shaft 108 of powder feeding frame 107) all extend out to the outside of box body 105 or toner 101, and connects with the respective gears in the transmission gear group 111.Wherein, powder feeding frame 107 connects with transmission gear corresponding in the transmission gear group 111 112.The torque that driving gear set 111 Stimulated Light printers transmit, order about the rotations that developer roll 104, powder feeding roller 103 and powder feeding frame 107 form separately, finish carbon dust deposit state perception that carbon dust transmission that carbon dust is laid, 103 pairs of developer rolls 104 of powder feeding roller are born that 104 pairs of photosensitive drums (not shown)s of developer roll bear and powder feeding frame 107 bear, stir carbon dust and make it fluffy and transmit the task that carbon dust enters meal outlet 102.
The task of carbon dust perception, stirring and transmission that powder feeding frame 107 is born also needs other member to be cooperated just to finish.These members comprise transmission gear 112, driver plate 113 and torsion spring 114.
Under confined state, transmission gear 112 is rotatably installed on back shaft 108 and stretches out on the termination of toner 101 outsides, driver plate 113 is installed on back shaft 108 regularly and stretches out on the termination of toner 101 outsides, driver plate 113 is embedded in the round frame 115 of transmission gear 112, torsion spring 114 is sheathed on back shaft 108 and stretches out on the termination of toner 101 outsides, torsion spring 114 turn round that one of arm is pressed against on the fastener 117 and it is turned round two of arm and is pressed against on the fastener 120.
During work, transmission gear 112 Stimulated Light printer host drive the rotation that produces and at first torsion spring 114 are applied acting force, under toner 101 content carbon dust less state, the suffered carbon dust resistance of powder feeding plate 110 is less, torsion spring 114 can overcome this resistance and drive driver plate 113 rotations, and then order about back shaft 108 drive powder feeding framves 107 and rotate, powder feeding frame 107 is sent on the detecting plate 121 that is arranged at back shaft 108 other ends with the state that is close to rotation synchronously that transmission gear 112 forms at toner 101 content carbon dusts more after a little while by back shaft 108, and then be passed to again on the laser printing machine host, form the indication or the judgement of the less and additional carbon dust of carbon dust; Under the more state of toner 101 content carbon dusts, the suffered carbon dust resistance of powder feeding plate 110 is bigger, the torsion that torsion spring 114 produces can not drive driver plate 113, torsion spring 114 oppressed contractions are after transmission gear 112 is passed by the central angle of transmission window 119 correspondences, lock dog 118 is connected on the window frame of transmission window 119 and then orders about back shaft 108 and drives 107 rotations of powder feeding framves, powder feeding frame 107 is sent on the detecting plate 121 that is arranged at back shaft 108 other ends with the state that the hysteresis of transmission gear 112 formation is rotated at toner 101 content carbon dusts more for a long time by back shaft 108, and then be passed to again on the laser printing machine host, form more or full indication or the judgement of carbon dust, and then keep laser printer to be in normal holding state.
Claims (1)
1. carbon powder cartridge for laser printer, comprise developer roll, powder feeding roller, the powder delivery cutter, powder feeding frame and toner, described developer roll and described powder feeding roller are installed on the box body of described cartridge in its mode that axially is parallel to each other, described toner is the cavity that is used for the hollow of splendid attire carbon dust in the described box body, described powder feeding frame comprises back shaft and the powder feeding plate of fixedlying connected with described back shaft by spoke, the mode that described powder feeding frame is parallel to described developer roll axis with its described back shaft is supported in the described toner, described powder feeding plate extends being parallel on the direction of described back shaft, it is characterized in that, the outward appearance of described powder feeding plate on the axial cross section of described back shaft is triangular in shape, described leg-of-mutton base is the outer part of described back shaft radius extension line, and described leg-of-mutton drift angle points to the preceding line direction of rotation of described back shaft.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202315836U CN201707547U (en) | 2010-06-22 | 2010-06-22 | Carbon powder box for laser printers |
| PCT/CN2011/075743 WO2011160556A1 (en) | 2010-06-22 | 2011-06-14 | Carbon powder cartridge for laser printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202315836U CN201707547U (en) | 2010-06-22 | 2010-06-22 | Carbon powder box for laser printers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201707547U true CN201707547U (en) | 2011-01-12 |
Family
ID=43444705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202315836U Expired - Fee Related CN201707547U (en) | 2010-06-22 | 2010-06-22 | Carbon powder box for laser printers |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201707547U (en) |
| WO (1) | WO2011160556A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160556A1 (en) * | 2010-06-22 | 2011-12-29 | 珠海天威飞马打印耗材有限公司 | Carbon powder cartridge for laser printer |
| CN108375884A (en) * | 2018-05-18 | 2018-08-07 | 浙江安吉华普电子有限公司 | A kind of repeatable toner cartridge utilized of integral type |
| CN109725517A (en) * | 2019-03-20 | 2019-05-07 | 珠海天威飞马打印耗材有限公司 | Developer replenishing container |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11119530A (en) * | 1997-10-08 | 1999-04-30 | Fuji Xerox Co Ltd | Developing device |
| US6041196A (en) * | 1997-10-27 | 2000-03-21 | Canon Kabushiki Kaisha | Developer detecting apparatus for detecting the position of an upper surface of developer contained in a container and process cartridge comprising such apparatus |
| JP2009157345A (en) * | 2007-12-03 | 2009-07-16 | Ricoh Co Ltd | Developing device, toner cartridge, process cartridge, and image forming device |
| CN201707547U (en) * | 2010-06-22 | 2011-01-12 | 珠海天威飞马打印耗材有限公司 | Carbon powder box for laser printers |
-
2010
- 2010-06-22 CN CN2010202315836U patent/CN201707547U/en not_active Expired - Fee Related
-
2011
- 2011-06-14 WO PCT/CN2011/075743 patent/WO2011160556A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011160556A1 (en) * | 2010-06-22 | 2011-12-29 | 珠海天威飞马打印耗材有限公司 | Carbon powder cartridge for laser printer |
| CN108375884A (en) * | 2018-05-18 | 2018-08-07 | 浙江安吉华普电子有限公司 | A kind of repeatable toner cartridge utilized of integral type |
| CN109725517A (en) * | 2019-03-20 | 2019-05-07 | 珠海天威飞马打印耗材有限公司 | Developer replenishing container |
| CN109725517B (en) * | 2019-03-20 | 2023-12-19 | 珠海天威飞马打印耗材有限公司 | Developer supply container |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011160556A1 (en) | 2011-12-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110112 Termination date: 20120622 |