CN109669336A - A kind of toner cartridge of wear-resisting type - Google Patents
A kind of toner cartridge of wear-resisting type Download PDFInfo
- Publication number
- CN109669336A CN109669336A CN201910157306.0A CN201910157306A CN109669336A CN 109669336 A CN109669336 A CN 109669336A CN 201910157306 A CN201910157306 A CN 201910157306A CN 109669336 A CN109669336 A CN 109669336A
- Authority
- CN
- China
- Prior art keywords
- cleaning doctor
- spring
- pin
- plastic parts
- photosensitive drums
- 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
Links
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
- G03G15/0806—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
- G03G15/0812—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 developer regulating means, e.g. structure of doctor blade
-
- 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
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
- G03G21/0011—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using a blade; Details of cleaning blades, e.g. blade shape, layer forming
-
- 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
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
- G03G21/0064—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium using the developing unit, e.g. cleanerless or multi-cycle apparatus
-
- 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
- G03G21/0005—Arrangements not provided for by groups G03G13/00 - G03G19/00, e.g. cleaning, elimination of residual charge for removing solid developer or debris from the electrographic recording medium
- G03G21/007—Arrangement or disposition of parts of the cleaning unit
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Cleaning In Electrography (AREA)
Abstract
A kind of toner cartridge of wear-resisting type, it is related to a kind of laser printer technical field, include plastic parts, photosensitive drums, cleaning doctor, spring and pin, there are rearwardly 90 degree of linking arms with circular hole of bending at two angles of metal pedestal of the cleaning doctor or so, cleaning doctor installation position on plastic parts, there is equal-sized circular hole with linking arm circular hole corresponding position, circle hole radius is greater than pin radius, for being inserted into pin, cleaning doctor is connect with plastic parts, so that cleaning doctor is rotated by rotary shaft of pin, it is supported under metal pedestal both ends far from rotary shaft using the spring less than cleaning doctor polyurethane sheet elastic constant, under the action of the elastic force of the pressure of photosensitive drums and spring, so that cleaning doctor is in close contact always with photosensitive drum surface, by the spring for selecting appropriate elastic constant and height, to reduce cleaning doctor To photosensitive drum surface active force and abrasion, beneficial effect is: extending photosensitive drums service life, saves toner cartridge and use the cost with regeneration.
Description
Technical field
A kind of toner cartridge of wear-resisting type is related to a kind of laser printer technical field more particularly to a kind of toner cartridge of wear-resisting type.
Background technique
Toner cartridge imaging is made of charging, exposure, development, transfer, fixing, cleaning, electric eliminating this seven processes, wherein cleaning
Journey is to clean the non-transfer residual carbon dust to paper of photosensitive drum surface, and the cleaning member that toner cartridge on the market uses now is clear
Clean scraper, cleaning doctor are made of polyurethane sheet and metal pedestal two parts, are consolidated the metal knife rest of cleaning doctor using screw
It is scheduled on plastic parts, the polyurethane sheet and photosensitive drum surface linear contact of cleaning doctor, photosensitive drum surface generate polyurethane sheet
The polyurethane sheet of certain pressure, cleaning doctor generates a bounce to photosensitive drum surface, so that polyurethane sheet and photosensitive drums table
Face is in close contact always, to achieve the purpose that clean the useless powder of photosensitive drum surface.
Photosensitive drum surface can be caused certain mill by the bounce of polyurethane sheet to photosensitive drum surface during cleaning
Damage, the bounce of the polyurethane sheet of cleaning doctor is bigger, to photosensitive drums cause abrasion it is more serious, influence photosensitive drums abrasion because
Element mainly has coefficient of friction between photosensitive drums and polyurethane sheet, polyurethane sheet to the bounces of photosensitive drums, and polyurethane sheet pair
The bounce of photosensitive drums determines that photosensitive drums central axis is scraped with cleaning by polyurethane sheet material, polyurethane sheet Bending Deformation degree again
Plan range where knife is closer, is that photosensitive drum surface more presses down the polyurethane sheet of cleaning doctor, and cleaning doctor gathers
Urethane piece bends down, and deformation degree is bigger, and the bounce to photosensitive drum surface of the polyurethane sheet of cleaning doctor is got over
Greatly, photosensitive drums are more prone to wear, due to the cental axial position of photosensitive drums, the polyurethane sheet material of cleaning doctor, thickness these
The influence of many factors causes photosensitive drums service life short so that being difficult to control abrasion of the cleaning doctor to photosensitive drums when production,
It is just had worn out seriously in one life cycle of printing or a not up to life cycle, ill effect is generated to printing, especially
In the low standard coverage rate with page yield of the average coverage rate of printing, under normal circumstances, the low corresponding single page consumption of average coverage rate
Powder amount is also few, and with the calculating of this powder consumption, the carbon dust amount in toner cartridge can support that number of print pages will be more than page production value, but due to
Photosensitive drums abrasion generates bad printing effect, and such case can only replace photosensitive drums or entire toner cartridge is scrapped, this makes toner cartridge
Use cost increases, resource utilization is low.
Summary of the invention
The purpose of the present invention is to solve the above problems, propose a kind of toner cartridge of wear-resisting type.
The technical scheme is that a kind of toner cartridge of wear-resisting type, is scraped comprising plastic parts, photosensitive drums, charging roller, cleaning
Knife, spring, pin, sealing scraping blade and sealing sponge.The photosensitive drums, charging roller, cleaning doctor, spring, pin, sealing scraping blade
It is mounted on plastic parts with sealing sponge.The cleaning doctor is made of polyurethane sheet and metal pedestal, the back side of cleaning doctor
It is in contact downward with the installation position on plastic parts, there is one piece of band circular hole for being rearwardly bent 90 degree at two angles of metal pedestal or so
Linking arm, circle hole radius be greater than pin radius；On the plastic parts on the installation position of metal pedestal, with linking arm circular hole position
Corresponding, equal-sized circular hole is set, for being inserted into pin, respectively there are the circle for fixed spring in the left and right ends of plastic parts
Column, cylinder outer diameter are less than spring inside diameter, and the elastic constant of spring is less than the elastic constant of the polyurethane sheet of cleaning doctor；The pin
Nail is cylindrical body, for connecting cleaning doctor and plastic parts；The sealing sponge posts double-sided adhesive on one side, one with double-sided adhesive
Face is pasted on plastic parts, and another side is contacted with cleaning doctor, and effect is at the gap prevented between cleaning doctor and plastic parts
Powder leakage.It is utilized respectively pin at cleaning doctor both ends the metal pedestal of cleaning doctor links together with plastic parts, so that clearly
Clean scraper rotates freely within the scope of certain angle using pin as rotary shaft, then passes through the bullet of the spring of left and right under metal pedestal
Power props up cleaning doctor, under the action of the elastic force of the pressure of photosensitive drums and spring, so that cleaning doctor and photosensitive drums table
Face is in close contact always, to achieve the purpose that clean the useless powder of photosensitive drum surface.
A kind of toner cartridge principle of wear-resisting type of the present invention is: under the action of the elastic force of the pressure of photosensitive drums and spring, making
Cleaning doctor is obtained to be in close contact always with photosensitive drum surface.Since two kinds of objects that elastic constant differs in size generate same degree
Deformation, the elastic force that the small object of elastic constant generates is smaller, is less than cleaning doctor polyurethane sheet by installation elastic constant
The spring of elastic constant, the spring of appropriate elastic constant and spring heights is installed in selection, to control cleaning doctor to photosensitive drums table
The size of face active force is that generate deformation be elastic constant is small first when cleaning doctor generates pressure to photosensitive drum surface
Spring, show as spring and compressed down, the rotation of the past pressure direction of cleaning doctor adjusts the plan-position of cleaning doctor,
Photosensitive drums central axis is controlled at a distance from plane where cleaning doctor, being can be photosensitive to avoid the polyurethane sheet of cleaning doctor
Drum presses down and the Bending Deformation that generates, reduces cleaning doctor to the active force of photosensitive drums, to reduce the abrasion to photosensitive drums, from
And achieve the purpose that wear-resisting.
A kind of beneficial effect of the toner cartridge of wear-resisting type of the present invention is: the frictional force between cleaning doctor and photosensitive drums is reduced,
The abrasion for reducing photosensitive drums, extends the service life of photosensitive drums, saves use cost, the regeneration cost of toner cartridge, prevents clear
The polyurethane sheet of clean scraper because by frictional force it is excessive due to overturn generate powder leakage, avoid carbon dust leakage to air environment generate pollution,
Increase the satisfaction of user.
Detailed description of the invention
Attached drawing 1 is a kind of toner cartridge side schematic view of the toner cartridge of wear-resisting type of the present invention, and attached drawing 2 is a kind of wear-resisting type of the present invention
Toner cartridge cleaning doctor axis side schematic diagram.In figure: 1 is plastic parts, and 2 be photosensitive drums, and 3 be charging roller, and 4 be cleaning doctor, and 5 are
Spring, 6 be sealing sponge, and 7 be metal pedestal, and 8 be polyurethane sheet, and 9 be sealing scraping blade, and 10 be pin.
Specific embodiment
Illustrate with reference to the accompanying drawing to the present invention: referring to attached drawing 1 and Fig. 2, a kind of toner cartridge of wear-resisting type includes modeling
Glue part 1, photosensitive drums 2, charging roller 3, cleaning doctor 4, spring 5, sealing scraping blade 9, sealing sponge 6 and pin 10.The photosensitive drums
1, charging roller 3, cleaning doctor 4, spring 5, sealing scraping blade 9, sealing sponge 6 and pin 10 are mounted on plastic parts 1.The cleaning
Scraper 4 is made of polyurethane sheet 8 and metal pedestal 7, and the back side of cleaning doctor 4 is in contact with the installation position on plastic parts 1 downward,
There is one piece of linking arm with circular hole for being rearwardly bent 90 degree at 7 or so two angles of metal pedestal, circle hole radius is greater than pin 10
Radius；Respectively there is a, size corresponding with linking arm circular hole position at the both ends of the installation position of metal pedestal 7 on the plastic parts 1
Equal circular hole, for being inserted into pin 10, respectively there are the cylinder for fixed spring 5 in the left and right ends of plastic parts 1, outside cylinder
Diameter is less than 5 internal diameter of spring, and the elastic constant of spring 5 is less than the elastic constant of the polyurethane sheet 8 of cleaning doctor 4；The pin 10
It is cylindrical body, for connecting cleaning doctor 4 and plastic parts 1；The sealing sponge 6 posts double-sided adhesive on one side, with double-sided adhesive
It is pasted on plastic parts 1 on one side, another side is contacted with cleaning doctor 4, and effect prevents between cleaning doctor 4 and plastic parts 1
Powder leakage at gap.Pin 10 is utilized respectively at 4 both ends of cleaning doctor to be connected to the metal pedestal 7 of cleaning doctor 4 with plastic parts 1
Together, it so that cleaning doctor 4 with pin 10 is rotary shaft, is rotated freely within the scope of certain angle, then by under metal pedestal 7
The elastic force of the spring 5 of left and right props up cleaning doctor 4, under the action of the elastic force of the pressure of photosensitive drums 2 and spring 5, so that
Cleaning doctor 4 is in close contact always with 2 surface of photosensitive drums, to achieve the purpose that clean the useless powder in 2 surface of photosensitive drums.
A kind of implementation method of the toner cartridge of wear-resisting type of the present invention is: in the pressure of photosensitive drums 2 and the elastic force of spring 5
Under effect, so that cleaning doctor 4 is in close contact always with 2 surface of photosensitive drums.The two kinds of objects to be differed in size due to elastic constant
The deformation of same degree is generated, the elastic force that the small object of elastic constant generates is smaller, is less than polyurethane by installation elastic constant
The spring 5 of the elastic constant of piece 8, the spring 5 of appropriate elastic constant and spring heights is installed in selection, right to control cleaning doctor 4
The size of 2 surface reaction forces of photosensitive drums is to generate deformation to be first when cleaning doctor 4 generates pressure to photosensitive drums 2 surfaces
The small spring 5 of elastic constant, shows as spring 5 and is compressed down, and the past pressure direction rotation of cleaning doctor 4, adjustment cleaning is scraped
The plan-position of knife 4 controls 2 central axis of photosensitive drums at a distance from 4 place plane of cleaning doctor, and being can be to avoid cleaning doctor
4 polyurethane sheet 8 is reduced cleaning doctor 4 to the active force of photosensitive drums 2, is had by the Bending Deformation that photosensitive drums 2 press down and generate
Beneficial effect is: abrasion of the cleaning doctor 4 to photosensitive drums 2 reduced, the wearability of toner cartridge is increased, extends the service life of photosensitive drums 2,
Use cost, the regeneration cost of toner cartridge are saved, while being also possible to prevent the polyurethane sheet 8 of cleaning doctor 4 because by frictional force
It is excessive and overturn generate powder leakage, avoid carbon dust leakage to air environment generate pollution, increase the satisfaction of user.
Claims (1)
1. a kind of toner cartridge of wear-resisting type, it is characterised in that: include waste powder hopper (1), photosensitive drums (2), cleaning doctor (4), spring (5)
With pin (10)；The photosensitive drums (2), cleaning doctor (4), spring (5) and pin (10) are mounted on waste powder hopper (1)；It is described
Cleaning doctor (4) is made of polyurethane sheet (8) and metal pedestal (7), and the back side of cleaning doctor (4) is downward and on plastic parts (1)
Installation position be in contact, metal pedestal (7) left and right has one piece to be rearwardly bent 90 degree of the linking arm with circular hole at two angles, justifies
Pore radius is greater than the radius of pin (10)；The both ends of the installation position of metal pedestal (7) respectively have one and connect on the plastic parts (1)
Arm circular hole position correspondence, equal-sized circular hole are connect, for being inserted into pin (10), the left and right ends of plastic parts (1) respectively have one
For the cylinder of fixed spring (5), cylinder outer diameter is less than spring (5) internal diameter, and the elastic constant of spring (5) is less than cleaning doctor
(4) elastic constant of polyurethane sheet (8)；The pin (10) is cylindrical body, for connecting cleaning doctor (4) and plastic parts
(1)；The sealing sponge (6) posts double-sided adhesive on one side, be pasted on plastic parts (1) on one side with double-sided adhesive, another side with
Cleaning doctor (4) contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157306.0A CN109669336A (en) | 2019-03-01 | 2019-03-01 | A kind of toner cartridge of wear-resisting type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910157306.0A CN109669336A (en) | 2019-03-01 | 2019-03-01 | A kind of toner cartridge of wear-resisting type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109669336A true CN109669336A (en) | 2019-04-23 |
Family
ID=66151947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910157306.0A Pending CN109669336A (en) | 2019-03-01 | 2019-03-01 | A kind of toner cartridge of wear-resisting type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109669336A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426932A (en) * | 2019-09-10 | 2019-11-08 | 广州欣彩电脑耗材有限公司 | A kind of toner cartridge improving printing effect |
| CN112198775A (en) * | 2020-09-01 | 2021-01-08 | 中山市鼎诚盛新材料有限公司 | Double-layer cleaning scraper film and preparation method thereof |
-
2019
- 2019-03-01 CN CN201910157306.0A patent/CN109669336A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110426932A (en) * | 2019-09-10 | 2019-11-08 | 广州欣彩电脑耗材有限公司 | A kind of toner cartridge improving printing effect |
| CN112198775A (en) * | 2020-09-01 | 2021-01-08 | 中山市鼎诚盛新材料有限公司 | Double-layer cleaning scraper film and preparation method thereof |
| CN112198775B (en) * | 2020-09-01 | 2023-03-10 | 中山市鼎诚盛新材料有限公司 | Double-layer cleaning scraper film and preparation method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190423 |
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| WD01 | Invention patent application deemed withdrawn after publication |