CN201600558U - Carbon powder cartridge for laser printer - Google Patents
Carbon powder cartridge for laser printer Download PDFInfo
- Publication number
- CN201600558U CN201600558U CN2010203013015U CN201020301301U CN201600558U CN 201600558 U CN201600558 U CN 201600558U CN 2010203013015 U CN2010203013015 U CN 2010203013015U CN 201020301301 U CN201020301301 U CN 201020301301U CN 201600558 U CN201600558 U CN 201600558U
- Authority
- CN
- China
- Prior art keywords
- puddle support
- cartridge
- carbon powder
- termination
- reflector
- 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 - Lifetime
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Abstract
The utility model relates to a carbon powder cartridge for laser printer, which comprises a mixing frame. One axial end of the mixing frame is fixedly connected with a deflector rod with a contact terminal. The contact terminal is provided at one side of the deflector rod, which is opposite to the carbon powder cartridge along the axial direction of the mixing frame. A preset distance is kept between the contact terminal and the middle shaft of the mixing frame in the axial direction of the mixing frame. A supporting shaft with an axial direction perpendicular with the axial direction of the mixing frame is provided on the carbon powder cartridge along the axial direction of the mixing frame at the outside of the contact terminal. A torsion spring and a rotatable reflection plate are sleeved on the supporting shaft. One end of the torsion spring is fixed to the carbon powder cartridge, and the other end is fixed to the reflection plate. In the axial direction of the supporting shaft, the reflection plate can intimately enter the rotation rail of the contact terminal relatively to the outer end of the axis of supporting shaft. The reflection surface of the reflection plate is kept to an opposite state with the contact surface which contacts with the contact terminal. The carbon powder cartridge can stably monitor the amount of carbon powder in the powder tank.
Description
Technical field
The utility model is a carbon powder cartridge for laser printer, the cartridge that particularly comprises developer roll, powder feeding roller, powder delivery cutter, puddle support and toner, it is laid in the electrostatic latent image zone of photosensitive drum surface 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 duplicating machine, laser printer, facsimile recorder, colour band printer and LED printer etc.
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.Usually, developer roll just is arranged near the photosensitive drums, forms image behind the minimum gap so that carbon dust is jumped 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 warehouse capacity limitation, therefore, need be replenished after the carbon dust in the toner is used up.
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 light reflection and transmission system.
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, developing room and the developer roll that are used to store carbon dust.Developer roll, powder feeding roller, powder delivery cutter just are arranged in the developing room.Puddle support 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, and this kind make generally obtains the cartridge or the handle box of multi-functional integrated-type.Also have 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 is launched the laser through ovennodulation that contains image information to photosensitive drums, forms and the electrostatic latent image for the treatment of that duplicating image is corresponding at photosensitive drum surface.Afterwards, from the carbon dust of developer roll then be adsorbed on the photosensitive drum surface, electrostatic latent image is converted to 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 transfer roll position.Effect through the transfer roll transfer voltage, the carbon dust of visual image form is transferred on the recording mediums 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, the visual image full solidification that carbon dust is formed is on recording medium.Finish a basic imaging operation like this.
No matter be the cartridge of multi-functional integrated-type, or be the cartridge of simple function type that as previously mentioned, carbon dust is a kind of consumptive material as image forming medium all the time.Therefore, along with constantly carrying out repeatedly of imaging process, the Chu Fenliang in the toner will be tending towards with nothing left gradually, monitoring in the toner Chu Fenliang in case do not have powder can be with necessitating thus.Shown in Fig. 1～5, at cartridge 100 along the axial side of developer roll 105, code-wheel 101 with two reflecting piece 102,103 by the bonding assembly of double faced adhesive tape after, be fixed in puddle support 104 and extend to end outside the cartridge 100 aforementioned sides.Along the axial opposite side of developer roll 105, the other end of puddle support 104 connects with gear 107 by shaft coupling 106 at cartridge 100.Be specially shaft coupling 106 radial center and connect with puddle support 104, shaft coupling 106 outer radial periphery are connected with gear 107.After cartridge 100 was packed laser printing machine host inside into, the laser printing machine host ordered about gear 107 and drives shaft coupling 106 drive puddle supports 104 and code-wheel 101 rotations.In time sense resistance or the moment of torsion that is transmitted by cartridge 100 content carbon dusts delicately with puddle support 104 fixedly connected shaft couplings 106 in puddle support 104 rotary courses, the shaft coupling 106 that is also rotated the slow tiner regulation and control simultaneously passes to code-wheel 101 to resistance or the moment of torsion that carbon dust transmits.The code-wheel 101 that is subjected to rotating the slow tiner regulation and control equally cooperatively interacts by two reflecting piece, 102, the 103 same code readers that are laid on the laser printing machine host that are provided with it on, finishes the detection to cartridge 100 content carbon dust amounts.This make, owing to all be maintained fixed structural form between code-wheel 101, reflecting piece 102,103 and puddle support 104, the shaft coupling 106, therefore, the slight vibrations of the stability of the slight deformation of code-wheel 101 or reflecting piece 102,103, fixing or puddle support 104 all can influence the resolution to 102,103 reflector lasers of reflecting piece of the code reader that is provided with on the laser printing machine host, and then influence the normal operation of laser printer.
Summary of the invention
The utility model purpose is to provide a kind of can stablize the carbon powder cartridge for laser printer that its toner content moment of torsion that carbon dust is given birth to is read in inspection.
For achieving the above object, the utility model utilization has the carbon powder cartridge for laser printer of following characteristics.It comprises developer roll, powder feeding roller, powder delivery cutter, puddle support and toner.Puddle support with its axially parallel in the axial mode rotatably support of developer roll in toner.The axial two ends of puddle support stretch out in outside the toner.An axial end of puddle support is connected with gear by shaft coupling.The axial other end of puddle support is fixedly connected with driving lever.Driving lever has to touch dials the termination.Along puddle support axially, touch and dial the termination and be positioned on the driving lever a side back to cartridge.Touch group termination and upwards keep preset distance with the footpath at puddle support between the axis of puddle support.Along puddle support axially, dial the outside, termination in touching, cartridge be provided with its be axially perpendicular to stirring framing shaft to back shaft.On back shaft, be arranged with reflector in rotating mode.On back shaft, be set with torsion spring.One end of torsion spring is fixed on the cartridge, and its other end is fixed on the reflector.On the diametric(al) of back shaft, reflector can intermittently enter in the swing-around trajectory that touches group termination with respect to the outer end of back shaft axis.The reflective surface of reflector and reflector are dialled surface of contact maintenance that the termination contact back to state with touching.
According to qualifications, aforementioned laser printer cartridge, its driving lever is fixed on the puddle support by the middle part of himself length direction.Touching and dialling the termination is two, and lays respectively at the both ends of driving lever along self length direction.
Optimally, aforementioned laser printer cartridge, it touches and dials the termination is hemispherical ends along axial its sphere of puddle support back to cartridge.
Preferably, aforementioned laser printer cartridge is fixed with reflective mirror on the reflective surface of its reflector.
Carbon powder cartridge for laser printer of the present utility model, adopt the driving lever type of belt drive that the moment of torsion that toner content carbon dust produces is passed to reflector, again by the rotation of reflector under driving lever promotes, the reflective surface of reflector is advanced on the default laser beam path of laser printing machine host, and then, finally finish the detection of carbon dust capacity signal by the laser beam of reflected back laser printing machine host to laser beam formation reflection.This make is separated the puddle support of reflector with cartridge, the slight deformation that makes vibrations that under prior art puddle support produces and code-wheel produce is isolated in the utility model the major part influence that reflector forms, and then reaches the purpose of carbon dust amount stable, that detect toner and held reliably.
Description of drawings
Fig. 1 has carbon powder cartridge for laser printer skeleton view one now.
Fig. 2 has carbon powder cartridge for laser printer skeleton view two now.
The puddle support skeleton view one of the existing carbon powder cartridge for laser printer of Fig. 3.
The puddle support skeleton view two of the existing carbon powder cartridge for laser printer of Fig. 4.
The puddle support decomposition diagram of the existing carbon powder cartridge for laser printer of Fig. 5.
Fig. 6 the utility model carbon powder cartridge for laser printer skeleton view one.
Fig. 7 the utility model carbon powder cartridge for laser printer skeleton view two.
The puddle support skeleton view one of Fig. 8 the utility model carbon powder cartridge for laser printer.
The puddle support skeleton view two of Fig. 9 the utility model carbon powder cartridge for laser printer.
The puddle support decomposition diagram of Figure 10 the utility model carbon powder cartridge for laser printer.
Figure 11 the utility model carbon powder cartridge for laser printer fragmentary, perspective view.
Embodiment
Describe the utility model carbon powder cartridge for laser printer in detail below in conjunction with accompanying drawing.
Referring to Fig. 6～11, skeleton view, STRUCTURE DECOMPOSITION skeleton view and the fragmentary, perspective view of the utility model carbon powder cartridge for laser printer or its puddle support is shown respectively.
Puddle support 204 with its axially parallel in the axial mode rotatably support of developer roll 205 in toner 203.Puddle support 204 two axial ends reach outside the toner 203.An axial end of puddle support 204 is connected with a gear 207 in the gear set 208 by shaft coupling 206.Concrete connected mode is that shaft coupling 206 radial center are fixedly connected with puddle support 204, and the outer radial periphery of shaft coupling 206 is connected with the footpath of gear 207 is inwardly all.Be provided with rotation slow tiner 209 between shaft coupling 206 and the gear 207.Rotation slow tiner 209 allows gears 207 to start to drive shaft coupling 206 again after a period of times rotate synchronously, and is ordering about shaft coupling 206 returns after gear 207 stalls so that still keep shaft coupling 206 to lag behind the state of gear 207 rotations during at gear 207 restartings.
The axial other end at puddle support 204 is connected with driving lever 210 in a fixed manner.Driving lever 210 middle part by himself length direction via the tenon fourth of the twelve Earthly Branches or bolt on puddle support 204.Driving lever 210 is provided with one respectively and touches and dial termination 211 along the both ends of self length direction.Along puddle support 204 axially, touch and dial termination 211 and be positioned on the driving lever 210 a side back to cartridge 200.On the diametric(al) of puddle support 204, touch to dial between the axis of termination 211 with puddle support 204 and keep preset distance.Touching and dialling termination 211 is hemispherical ends along axial its sphere of puddle support 204 back to cartridge 200.
On cartridge 200, be provided with the axial back shaft 212 that it is axially perpendicular to puddle support 204.Back shaft 212 is fixed on the housing of cartridge 200 with the form that is threaded.Back shaft 212 is positioned to touch dials the axial outside of termination 211 along puddle support 204.On back shaft 212, being arranged with reflector 213 around the mode that back shaft 212 rotates.On the reflective surface of reflector 213, be fixed with reflective mirror 214.On back shaft 212, be set with torsion spring 215.One end of torsion spring 215 is fixed in inserting mode on the outer wall of cartridge 200, and its other end is fixed on the reflector 213 with inserting mode or bolt connecting mode.On the diametric(al) of back shaft 212, the outer end with respect to back shaft 212 axis of reflector 213 can intermittently enter touches in the swing-around trajectory of dialling termination 211.The reflective surface of reflector 213 installing reflective mirrors 214 and reflector 213 keep back-to-back state with touching the surface of contact that group termination 211 contacts.
Under the state in cartridge 200 is installed to the laser printing machine host, gear 207 drives shaft coupling 206 rotations, shaft coupling 206 drives puddle support 204 and driving lever 210 rotations thereupon, and collaborative aforementioned rotation slow tiner 209 induces the moment of torsion that toner 203 content carbon dusts produce together.This moment of torsion passes to driving lever 210 by puddle support 204.Driving lever 210 touches by it in rotary course and dials termination 211 and enter with intermittence and touch that the end forms intermittent contact outside the reflector of dialling in 211 swing-around trajectories of termination 213, and aforementioned torque information is passed to reflector 213.Reflector 213 is subjected to driving lever 210 to stir the rotation of back formation around back shaft 212, drives reflective mirror 214 rotations and then in the laser beam of predetermined angle reflection from the laser printing machine host, finishes the monitoring of toner 203 content carbon dust amounts.Dial the period that termination 211 disengages with reflector 213 touching of driving lever 210, torsion spring 215 pushes back initial position with reflector 213.
Claims (4)
1. carbon powder cartridge for laser printer, comprise developer roll, powder feeding roller, the powder delivery cutter, puddle support and toner, described puddle support with its axially parallel in the axial mode rotatably support of described developer roll in described toner, the axial two ends of described puddle support stretch out in outside the described toner, an axial end of described puddle support is connected with gear by shaft coupling, it is characterized in that, the axial other end of described puddle support is fixedly connected with driving lever, described driving lever has to touch dials the termination, touch along described puddle support axial described and to dial the termination and be positioned on the described driving lever a side back to described cartridge, the described group termination of touching upwards keeps preset distance with the footpath at described puddle support between the axis of described puddle support, along described puddle support axially in described touch dial the described cartridge in the outside, termination be provided with its be axially perpendicular to described stirring framing shaft to back shaft, be arranged with reflector in rotating mode on the described back shaft, be set with torsion spring on the described back shaft, one end of described torsion spring is fixed on the described cartridge and its other end is fixed on the described reflector, can intermittently enter described touching in the swing-around trajectory of dialling the termination at radially the above reflector of described back shaft with respect to the outer end of described back shaft axis, the reflective surface of described reflector and described reflector are dialled surface of contact maintenance that the termination contacts back to state with described touching.
2. according to the described carbon powder cartridge for laser printer of claim 1, it is characterized in that, described driving lever is fixed on the described puddle support by the middle part of himself length direction, describedly touches that to dial the termination be two and lay respectively at the both ends of described driving lever along self length direction.
3. according to the described carbon powder cartridge for laser printer of claim 2, it is characterized in that, describedly touch that to dial the termination be hemispherical ends along axial its sphere of described puddle support back to described cartridge.
4. according to claim 1,2, one of 3 described carbon powder cartridge for laser printer, it is characterized in that, be fixed with reflective mirror on the reflective surface of described reflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203013015U CN201600558U (en) | 2010-01-22 | 2010-01-22 | Carbon powder cartridge for laser printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010203013015U CN201600558U (en) | 2010-01-22 | 2010-01-22 | Carbon powder cartridge for laser printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201600558U true CN201600558U (en) | 2010-10-06 |
Family
ID=42811621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010203013015U Expired - Lifetime CN201600558U (en) | 2010-01-22 | 2010-01-22 | Carbon powder cartridge for laser printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201600558U (en) |
-
2010
- 2010-01-22 CN CN2010203013015U patent/CN201600558U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101006 |