CN206991022U - Delevoping cartridge - Google Patents
Delevoping cartridge Download PDFInfo
- Publication number
- CN206991022U CN206991022U CN201720415610.7U CN201720415610U CN206991022U CN 206991022 U CN206991022 U CN 206991022U CN 201720415610 U CN201720415610 U CN 201720415610U CN 206991022 U CN206991022 U CN 206991022U
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- China
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- gear
- delevoping cartridge
- feeding roller
- powder feeding
- virtual axis
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Abstract
The utility model provides a kind of Delevoping cartridge, including：Box body, agitating device, powder feeding roller, developer roll and transmission component, wherein transmission component comprise at least driving force receiving element, drive gear and powder feeding roller gear, and the wherein reference radius of drive gear is R1, and the reference radius of powder feeding roller gear is R2；Driving force receiving element and drive gear can be around the first virtual axis rotations；Powder feeding roller and powder feeding roller gear are around can be around the second virtual axis rotation；First virtual axis is parallel to the second virtual axis；Wherein, the distance between the first virtual axis and the second virtual axis is L, and L ＜ (R1+R2).With compact-sized, low cost and other advantages.
Description
Technical field
A kind of Delevoping cartridge is the utility model is related to, particularly for the Delevoping cartridge in electrophotographic image forming.
Background technology
The image-forming principle of electrophotographic image forming is, uniform first in the photosensitive drums or sensitive tape for scribble light-sensitive material
Charging, is then exposed with laser beam to its surface, and the electric charge of exposure part disappears, and non-exposure part still carries electricity
Lotus forms electrostatic latent image, is then provided the developers such as carbon dust to the electrostatic latent image using components such as developer rolls, to be developed,
Then it is transferred on print media, and is fixed by heating again, so as to forms stable image on the print medium.
Delevoping cartridge typically can be removably installed in electrophotographic image forming, for different design concepts, each electricity
More or less processing component can be integrated in Delevoping cartridge by sub- camera installation production firm, if any by photosensitive drums, development fill
Put, charging device and cleaning device all integrate to form integral box, some integrates photosensitive drums and charging device
Or the various split boxes for integrating photosensitive drums and developing apparatus.But no matter which kind of integration mode, as long as box in have
The processing component rotated is needed in imaging process, is required for receiving driving force from electrophotographic image forming, then by coupling structure
The transmission components such as part, gear transmit the force to each processing component for needing to rotate.
A kind of existing Delevoping cartridge, uses magnetic single component developer, using contact type developing mode.This Delevoping cartridge
It is simple and compact for structure, but because the cost of one-component magnetic toner is high, also high is required to the component of Delevoping cartridge, causes this kind to develop
Box cost is higher, and price is high, makes the increase of printing cost.Because this Delevoping cartridge is compact-sized, therefore in matched electricity
The space very little of installation Delevoping cartridge in sub- photograph imaging device.Influenceed by installing space is small, the structure design of this Delevoping cartridge
It is subject to many limitations.
Also a kind of Delevoping cartridge, using non-magnetic mono-component developer, developed using contactless " leapfrog ".This kind develops
Box requires that the magnitude of interference is about in the range of 0.5-1.0mm for interference fit between powder feeding roller and developer roll；Powder feeding roller and developer roll
Linear resonance surface velocity is different, and its linear velocity is than between about 1.1-1.5.The Delevoping cartridge of the non magnetic contact type developing mode of this kind of use,
Including at least developer-accommodating storehouse, transmission component, developer roll, powder feeding roller and agitating device.Transmission component connects including driving force
Addressee, drive gear, developer roll drive gear, powder feeding roller drive gear, agitating device drive gear and a transition gear, its
Middle drive gear is tangent with developing roller gear, powder feeding roller gear compound graduation circle respectively, directly transmits drive force to developer roll and send
Powder roller, and agitating device gear is transmitted drive force to by transition gear.This kind of Delevoping cartridge advantage of lower cost, but because of component
More, volume is bigger than normal, can not generally meet microminiature compact Delevoping cartridge structure space.
The content of the invention
The technical problems to be solved in the utility model is to provide a kind of compact-sized Delevoping cartridge.
In order to solve the problems, such as the above, technical scheme provided by the utility model is：Delevoping cartridge, including：
Box body, inside is provided with the developer-accommodating storehouse for accommodating developer, in the longitudinal direction provided with the first side wall and second
Side wall；
Agitating device, in developer-accommodating storehouse, along the length direction of box body be pivotally supported at the first side wall and
Between second sidewall；
Powder feeding roller, at the meal outlet in developer-accommodating storehouse, first is pivotally supported at along the length direction of box body
Between side wall and second sidewall；
Developer roll, it is pivotally supported at along the length direction of box body between the first side wall and second sidewall, with powder feeding roller bullet
Property contact, it is and identical with the direction of rotation of powder feeding roller；
Transmission component, it is located on box body the first side wall, including at least driving force receiving element, drive gear and powder feeding roller tooth
Wheel, wherein the reference radius of drive gear is R1, and the reference radius of powder feeding roller gear is R2；
Driving force receiving element and drive gear can be around the first virtual axis rotations；Powder feeding roller and powder feeding roller gear are around can be around
Two virtual axis rotations；First virtual axis is parallel to the second virtual axis；
Wherein, the distance between the first virtual axis and the second virtual axis is L, and L ＜ (R1+R2).
Preferably, transmission component also includes First Transition gear and the second transition gear.
Preferentially, the driving force that driving force receiving element receives passes through drive gear, First Transition gear and the second transition
Gear is transferred to powder feeding roller gear.
Preferably, transmission component further comprises developing roller gear and rabbling mechanism gear.
Preferably, driving force is delivered separately to First Transition gear and developing roller gear by drive gear, and passes through first
Transition gear passes to the second transition gear and rabbling mechanism gear, then is transferred to powder feeding roller gear by the second transition gear.
Preferably, First Transition gear can be around the 3rd virtual axis rotation, and is set along the axis direction of the 3rd virtual axis
There are at least three Transmission gears, wherein the first Transmission gear and drive gear reference circle are tangent, the second Transmission gear fills with stirring
Put gear compound graduation circle it is tangent, the 3rd Transmission gear and the second transition gear reference circle are tangent.
Preferably, First Transition gear can be around the 3rd virtual axis rotation, and is set along the axis direction of the 3rd virtual axis
There are at least three Transmission gears, in Delevoping cartridge working condition, the first Transmission gear is meshed with drive gear, the second Transmission gear
It is meshed with agitating device gear, the 3rd Transmission gear is meshed with the second transition gear.
Preferably, on the length direction of Delevoping cartridge, the projection of powder feeding roller gear is at least part of to be fallen into sliding tooth
In the projection of wheel.
Preferably, developer roll is identical with powder feeding roller direction of rotation, and the superficial velocity ratio of the two is in the range of 0.8-1.2.
Preferably, on the length direction of the Delevoping cartridge, the powder feeding roller projection and the projection of the drive gear are extremely
Small part is overlapping.
The utility model by the optimization to transmission component, particularly in transmission component each gear position relation it is excellent
Change, enable including developer roll, powder feeding using non-magnetic mono-component developer, the Delevoping cartridge of contactless visualization way
In the case of numerous components such as roller, agitating device, it may have compact structure, to adapt to have the electronics of narrow installation space to shine
Phase imaging device, reduce printing cost.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model Delevoping cartridge；
Fig. 2 is the decomposing schematic representation of the utility model Delevoping cartridge；
Fig. 3 is the structural representation of the transmission component of the utility model Delevoping cartridge；
Fig. 4 is the structural representation of First Transition gear；
Fig. 5 is the schematic diagram of matching relationship between each gear in transmission component.
Embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Include box body 1, agitating device 2, powder feeding roller 3, developer roll 4, layer with reference to reference to figure 1, Fig. 2 and Fig. 3, Delevoping cartridge 100
Thickness adjusting apparatus 5, conductive mechanism (not shown), transmission component 6, end cap 7 and 8.It is provided with to accommodate in the inside of box body 1 and shows
The developer-accommodating storehouse 11 of shadow agent, the first side wall 12 and second sidewall 13 are provided with the both ends of length direction.On the first side wall
Transmission component 6 is installed.End cap 7 is additionally provided with the outside of transmission component 6.End cap 8 is installed on the outside of second sidewall, held
The outside of lid 8 is provided with conductive mechanism.Along the length direction of box body 1, developer-accommodating storehouse 11 is additionally provided with meal outlet and (not shown in figure
Go out).
Agitating device 2, in developer-accommodating storehouse 11, first is pivotally supported at along the length direction of box body 1
Between 13 between side wall 12 and second sidewall.In the case where Delevoping cartridge 100 is in running order, agitating device 2 can be around a virtual axis
Rotation, developer in developer-accommodating storehouse 11 is stored in stirring, and developer is delivered at meal outlet and is supplied to powder feeding roller
3。
Powder feeding roller 3 is located at the meal outlet in developer-accommodating storehouse 1, and is pivotally supported at along the length direction of box body 1
Between one side wall 12 and second sidewall 13.There is one layer of elastomer on the surface of powder feeding roller 3, can be elastic sponge.Powder feeding roller 3 will
Developer is delivered to developer roll 4 at meal outlet.
Developer roll 4 is located at the outside of powder feeding roller 3, and the He of the first side wall 12 is pivotally supported at along the length direction of box body 1
Between second sidewall 13, and with the Elastic Contact of powder feeding roller 3.Also there is an elastomer outside of developer roll 4, can be elastic caoutchouc.It is aobvious
It is interference fit between shadow roller 4 and powder feeding roller 3, the magnitude of interference is about in the range of 0.5-1.0mm.
Length direction of the layer thickness regulating device 5 along box body 1 is arranged on the wall portion of box body 1, and its free end can be with developer roll 4
Surface be in contact, to adjust the thickness of the developer on the surface of developer roll 4.
With reference to reference to figure 2, Fig. 3 and Fig. 4, transmission component 6 is arranged on the first side wall 11 of box body 1, positioned at the first side wall
Outside, including driving force receiving element 61, drive gear 62 and powder feeding roller gear 63, developing roller gear 64, rabbling mechanism gear
65th, the transition gear 67 of First Transition gear 66 and second.
With reference to reference to figure 2, Fig. 3 and Fig. 5, worked in Delevoping cartridge 100 under shape, driving force receiving element 61 and drive gear 62 around
First virtual axis a rotations, powder feeding roller 3 and powder feeding roller gear are around 63 around the second virtual axis b rotations, and First Transition gear is around 66
3rd virtual axis c rotation, the second transition gear 67 is around the 4th virtual axis d rotations, developer roll 4 and developing roller gear 64 around the
Five virtual axis e rotations, rabbling mechanism 2 and rabbling mechanism gear 65 are around the 6th virtual axis f rotations.First virtual axis a,
Two virtual axis b, the 3rd virtual axis c, the 4th virtual axis d, the 5th virtual virtual axis f of axis e and the 6th are mutually put down
OK.Wherein, the reference radius of drive gear 62 is R1, and the reference radius of powder feeding roller gear 63 is R2, the first virtual axis a
Distance between the second virtual axis b is L, and the relation between R1, R2 and L is L ＜ (R1+R2).
With reference to figure 4, axis direction of the First Transition gear 66 along the 3rd virtual axis c is provided with least three Transmission gears：
First Transmission gear 661, the second Transmission gear 662 and the 3rd Transmission gear 663.The reference radius of first Transmission gear
R1, the reference radius of the second Transmission gear is r2, and the reference radius of the 3rd Transmission gear is r3, wherein r1 ＞ r2 ＞ r3.
With reference to figure 5, the first Transmission gear 661 and developing roller gear 64 are tangent with the reference circle of drive gear 62 respectively, and second
Transmission gear 662 and the reference circle of agitating device gear 65 are tangent, the 3rd Transmission gear 663 and the reference circle phase of the second transition gear 67
Cut, the second transition gear 67 and the reference circle of powder feeding roller gear 63 are tangent.
With reference to the transmittance process that the driving force under work clothes state of Delevoping cartridge 100 is discussed in detail with reference to figure 3 and Fig. 5.
When Delevoping cartridge 100 is in running order, what driving force receiving element 61 received from electrofax into phase equipment side joint
Driving force is engaged by drive gear 62 and developing roller gear 64, drives developer roll 4 to rotate by developing roller gear 64.Together
When, the driving force that driving force receiving element 61 receives from electronics into phase device side also passes through the Transmission gear of drive gear 62 and first
661 engagement, First Transition gear 66 is driven to rotate, and engaging by the second Transmission gear 662 and agitating device gear 65
Drive agitating device 2 to rotate, while pass through the engaging of the 3rd Transmission gear 663 and the second transition gear 67, the second transition gear
With engaging for powder feeding roller gear 63, powder feeding roller gear 63 and powder feeding roller 3 are transferred a driving force to, and drives powder feeding roller 3 to rotate.
As shown in Fig. 2, Fig. 3 and Fig. 5, the length direction arrangement of powder feeding roller gear 63 and drive gear 62 along Delevoping cartridge 100.
Driving force is to be transferred to powder feeding roller gear 63 by drive gear 62, First Transition gear 66, the second transition gear 67.Developing
On the length direction of box 100, powder feeding roller gear 63 is overlapping with the projection section of drive gear 62, wherein, powder feeding roller gear 63
Project some or all both fall within to the projection of drive gear 62.In the present embodiment, in the length side of Delevoping cartridge 100
Upwards, the projection of powder feeding roller 3 is overlapping with the projection section of drive gear 62.
In the present embodiment, developer roll 4 is identical with the direction of rotation of powder feeding roller 3, linear velocity can with it is identical can also be different, development
Roller 4 and the linear resonance surface velocity of powder feeding roller 3 ratio are between 0.8-1.2 scopes.
In the present embodiment, drive gear, the second transition gear are identical with the direction of rotation of agitating device gear, roller tooth of developing
Wheel, powder feeding roller gear are identical with First Transition gear direction of rotation.
In the present embodiment, the developer accommodated in the developer-accommodating storehouse of Delevoping cartridge 100 develops for non-magnetic mono-component
Agent.
The utility model by the optimization to transmission component, particularly in transmission component each gear position relation it is excellent
Change, the Delevoping cartridge using non-magnetic mono-component developer, contactless visualization way is being included many multimember feelings
Under condition, it may have compact structure, to adapt to the electrophotographic image forming with narrow installation space, reduce printing cost.
Some specific embodiments of the present utility model are described in detail above, but it is intended only as example, this reality
Particular embodiments described above is not restricted to new.To those skilled in the art, it is any to the utility model
The equivalent modifications and replacement of progress, also all among category of the present utility model.Therefore, spirit of the present utility model is not being departed from
Impartial conversion and modification with being made under scope, should all cover in the scope of the utility model.
Claims (10)
1. Delevoping cartridge, including：
Box body, inside are provided with the developer-accommodating storehouse for accommodating developer, the first side wall and second are provided with the both ends of length direction
Side wall；
Agitating device, in the developer-accommodating storehouse, described is pivotally supported at along the length direction of the box body
Between one side wall and the second sidewall；
Powder feeding roller, at the meal outlet in the developer-accommodating storehouse, it is pivotally supported at along the length direction of the box body
Between the first side wall and the second sidewall；
Developer roll, it is pivotally supported at along the length direction of the box body between the first side wall and the second sidewall, with
The powder feeding roller Elastic Contact, and it is identical with the powder feeding roller direction of rotation；
Transmission component, it is located on the box body the first side wall, including at least driving force receiving element, drive gear and powder feeding roller tooth
Wheel, wherein the reference radius of the drive gear is R1, the reference radius of the powder feeding roller gear is R2；
Under the Delevoping cartridge working condition, the driving force receiving element and the drive gear can be around the first virtual axis rotations
Turn；The powder feeding roller and the powder feeding roller gear can be around the second virtual axis rotations；The first virtual axis is parallel to described
Second virtual axis；
It is characterized in that：
Distance between the first virtual axis and the second virtual axis is L, and L ＜ (R1+R2)。
2. Delevoping cartridge according to claim 1, it is characterised in that：
The transmission component also includes First Transition gear and the second transition gear.
3. Delevoping cartridge according to claim 2, it is characterised in that：
The driving force that the driving force receiving element receives passes through the drive gear, the First Transition gear and described second
Transition gear is transferred to the powder feeding roller gear.
4. Delevoping cartridge according to claim 2, it is characterised in that：
Driving force is delivered separately to the First Transition gear and developing roller gear by the drive gear, and passes through described first
Transition gear passes to second transition gear and rabbling mechanism gear, then is transferred to described send by second transition gear
Powder roller gear.
5. Delevoping cartridge according to claim 2, it is characterised in that：
The First Transition gear can be around the 3rd virtual axis rotation, and is provided with extremely along the axis direction of the 3rd virtual axis
Few three Transmission gears, wherein the first Transmission gear and the drive gear reference circle are tangent, the second Transmission gear fills with stirring
Put gear compound graduation circle it is tangent, the 3rd Transmission gear and the second transition gear reference circle are tangent.
6. Delevoping cartridge according to claim 2, it is characterised in that:
The First Transition gear can be around the 3rd virtual axis rotation, and is provided with extremely along the axis direction of the 3rd virtual axis
Few three Transmission gears, in Delevoping cartridge working condition, the first Transmission gear is meshed with the drive gear, the second Transmission gear
It is meshed with agitating device gear, the 3rd Transmission gear is meshed with second transition gear.
7. Delevoping cartridge according to claim 1, it is characterised in that：
On the length direction of the Delevoping cartridge, the projection of the powder feeding roller gear is at least part of to be fallen into the sliding tooth
In the projection of wheel.
8. according to the Delevoping cartridge described in any one of claim 1 to 7, it is characterised in that：
The developer roll and the linear resonance surface velocity of powder feeding roller ratio are in the range of 0.8-1.2.
9. according to the Delevoping cartridge described in any one of claim 1 to 7, it is characterised in that：
The Delevoping cartridge uses non-magnetic mono-component developer.
10. according to the Delevoping cartridge described in any one of claim 1 or 7, it is characterised in that：
On the length direction of the Delevoping cartridge, the powder feeding roller projection is least partially overlapped with the projection of the drive gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720415610.7U CN206991022U (en) | 2017-04-19 | 2017-04-19 | Delevoping cartridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720415610.7U CN206991022U (en) | 2017-04-19 | 2017-04-19 | Delevoping cartridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206991022U true CN206991022U (en) | 2018-02-09 |
Family
ID=61392129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720415610.7U Active CN206991022U (en) | 2017-04-19 | 2017-04-19 | Delevoping cartridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206991022U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106933078A (en) * | 2017-04-19 | 2017-07-07 | 珠海联合天润打印耗材有限公司 | Delevoping cartridge |
-
2017
- 2017-04-19 CN CN201720415610.7U patent/CN206991022U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106933078A (en) * | 2017-04-19 | 2017-07-07 | 珠海联合天润打印耗材有限公司 | Delevoping cartridge |
| CN106933078B (en) * | 2017-04-19 | 2023-10-13 | 珠海联合天润打印耗材有限公司 | Developing cartridge |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |