CN111562731A - Developer supply device - Google Patents
Developer supply device Download PDFInfo
- Publication number
- CN111562731A CN111562731A CN202010518746.7A CN202010518746A CN111562731A CN 111562731 A CN111562731 A CN 111562731A CN 202010518746 A CN202010518746 A CN 202010518746A CN 111562731 A CN111562731 A CN 111562731A
- Authority
- CN
- China
- Prior art keywords
- driving gear
- shell
- developer
- gear train
- driving
- 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
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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
- G03G15/0877—Arrangements for metering and dispensing developer from a developer cartridge into the development unit
- G03G15/0881—Sealing of developer cartridges
- G03G15/0886—Sealing of developer cartridges by mechanical means, e.g. shutter, plug
-
- 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
-
- 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
- G03G15/0891—Arrangements for conveying and conditioning developer in the developing unit, e.g. agitating, removing impurities or humidity for conveying or circulating developer, e.g. augers
-
- 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
- G03G21/16—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements
- G03G21/1642—Mechanical means for facilitating the maintenance of the apparatus, e.g. modular arrangements for connecting the different parts of the apparatus
- G03G21/1647—Mechanical connection means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Dry Development In Electrophotography (AREA)
Abstract
The developer supply device comprises a shell, a cavity for storing developer is arranged in the shell, a powder outlet communicated with the inner cavity of the shell is formed in the shell, the developer in the shell flows out of a supply container and enters imaging equipment, the developer supply device further comprises a driving gear train arranged on the shell and a sealing assembly connected with the driving gear train, the driving gear train is connected with a driving part in the imaging equipment after the developer supply container is installed and enters the imaging equipment, the driving gear train rotates under the driving of the driving equipment, and the sealing assembly acts along with the action of the driving gear train to control the opening and closing of the powder outlet. The invention is provided with the driving gear train and the sealing assembly, improves the powder discharging mode, and avoids the occurrence of bad faults such as blockage after installation and the like in any step and any occasion.
Description
Technical Field
The present invention relates to the field of developer supply, and more particularly, to a developer supply apparatus.
Background
At present, an image forming apparatus such as an electrophotographic copying machine or a printer uses a developer in the form of fine particles, which is supplied into the image forming apparatus by a developer container when the developer in the main assembly of the image forming apparatus is used with light.
In the conventional apparatus, the developer is filled into the developer replenishing container through the powder filling port, and the developer replenishing container is placed in the image forming apparatus, but when the developer replenishing container is supplied to the image forming apparatus, the image forming apparatus is required to push down one of the gears, so that the powder outlet is opened to achieve the purpose of discharging the powder. However, in the opening process, the phenomenon of blocking easily occurs due to the increase of the friction force, and powder can not be discharged under the condition that the powder is not opened.
Disclosure of Invention
In light of the problems set forth in the background, the present invention is directed to a developer supply apparatus, and is further described below.
The developer supply device comprises a shell, a cavity for storing developer is arranged in the shell, a powder outlet communicated with the inner cavity of the shell is formed in the shell, the developer in the shell flows out of a supply container and enters imaging equipment, the developer supply device further comprises a driving gear train arranged on the shell and a sealing assembly connected with the driving gear train, the driving gear train is connected with a driving part in the imaging equipment after the developer supply container is installed and enters the imaging equipment, the driving gear train rotates under the driving of the driving equipment, and the sealing assembly acts along with the action of the driving gear train to control the opening and closing of the powder outlet.
Optionally, the driving gear train comprises a driving gear for connecting with the imaging device, a bone position is arranged on the driving gear, and a driving part of the imaging device is clamped on the bone position; the transmission mechanism also comprises a transmission gear which is movably arranged on the shell and is meshed with the driving gear, and a transmission screw rod connected to the transmission gear.
Optionally, the driving gear train further adds one or more transmission gears between the driving gear and the transmission gear.
One end of the shell is provided with a conveying cylinder, and the powder outlet is communicated with the conveying cylinder;
the sealing assembly comprises a sliding cover sleeved outside the conveying cylinder, a guide post fixed on the shell and a spring sleeved outside the sleeve post, the sliding cover comprises a lug protruding outwards in the radial direction, a through groove coaxial with the sleeve post is formed in the lug, the lug is matched on the sleeve post through the through groove, one end of the spring abuts against the shell, and the other end of the spring abuts against the lug.
Optionally, a limiting plate is connected to the conveying cylinder, the limiting plate protrudes out of the outer wall of the conveying cylinder, when the developer supply container is in an uninstalled state, the sliding cover is pushed against the limiting plate under the action of the spring and seals the powder outlet, and the spring is still in a compressed state at this time.
Optionally, the limiting plate is an arc-shaped plate which is half wrapped outside the transmission gear.
Optionally, still be provided with one end in the casing and connect on drive gear and along with drive gear pivoted commentaries on classics board, the joint of commentaries on classics board both sides has the scraper blade.
Optionally, a transmission gear is arranged between the driving gear and the transmission gear, the position of the rotating plate is arranged on one side close to the transmission screw, the scraper is made of PET plastic, the length of the scraper is longer than the length of the rotating plate to the farthest point of the inner cavity of the shell, and the scraper is designed to be correspondingly irregular according to the shape of the inner part of the container.
Has the advantages that: compared with the prior art, the invention is provided with the driving gear train and the sealing assembly, improves the powder discharging mode, avoids the occurrence of bad faults such as blockage after installation and the like in any step and any occasion, changes the shape of the shell, and ensures that the developer at any position in the shell can be stirred by arranging the irregular PET plastic scraper blade, thereby ensuring the powder discharging efficiency.
Drawings
FIG. 1: the invention has a structure schematic diagram;
FIG. 2: fig. 1 is a schematic structural view after the sliding cover is removed;
FIG. 3: the partial structure at A in FIG. 2 is enlarged schematically;
FIG. 4: the structure schematic diagram of the sealing component;
FIG. 5: the structure of the inside of the shell is schematic;
in the figure: the powder feeding device comprises a shell 10, a powder outlet 11, a conveying cylinder 12, a supplement port 13, a supplement cover 14, a driving gear train 20, a driving gear 21, a bone position 211, a transmission gear 22, a transmission gear 23, a transmission screw 24, a sealing assembly 30, a sliding cover 31, a lug 311, a guide post 32, a spring 33, a limit plate 34 and a rotating plate 25.
Detailed Description
A specific embodiment of the present invention will be described in detail with reference to fig. 1-5.
The developer supply device comprises a shell 10, a cavity for storing developer is arranged in the shell 10, a powder outlet 11 communicated with the inner cavity of the shell 10 is arranged on the shell 10, the developer in the shell 10 flows out of a supply container and enters an image forming device, the developer supply device further comprises a driving gear train 20 arranged on the shell 10 and a sealing assembly 30 connected with the driving gear train 20, the driving gear train 20 is connected with a driving part in the image forming device after the developer supply container is installed in the image forming device, and the sealing assembly 30 moves along with the action of the driving gear train 20 when the driving device is driven to rotate, so that the opening and closing of the powder outlet 11 are controlled.
Compared with the mode that the gears are pushed towards the shell 10 by the imaging device to enable the powder outlet 11 to be opened in the prior art, the mode that the imaging device acts on the gears is abandoned, the driving gear train 20 only rotates at the original position, and the imaging device pushes the sealing assembly 30 towards the direction of the supply container to control the opening of the powder outlet 11, so that the phenomenon of blockage in the prior art is avoided.
Specifically, the driving gear train 20 comprises a driving gear 21 used for being connected with the imaging device, a bone position 211 is arranged on the driving gear 21, and after the imaging device is installed, a driving part of the imaging device is clamped on the bone position 211 and acts on the bone position 211 to drive the driving gear 21 to rotate; the transmission mechanism also comprises a transmission gear 22 which is movably arranged on the shell 10 and meshed with the driving gear 21 and rotates under the driving of the driving gear 21; and a conveying screw 24 connected to the conveying gear 22, wherein the conveying screw 24 rotates along with the conveying gear 22 and conveys the developer in the casing 10 to the powder outlet 11.
The driving gear train 20 may further include one or more transfer gears 23 between the driving gear 21 and the transfer gear 22, and the number and diameter of the transfer gears 23 may be set according to the diameters and installation positions of the driving gear 21 and the transfer gear 22.
One end of the housing 10 is provided with a conveying cylinder 12 which is wrapped at a part of the conveying screw 24 close to the transmission gear 22, the powder outlet 11 is communicated with the conveying cylinder 12, and in the rotation process of the conveying screw 24, the developer is conveyed towards the conveying cylinder 12 and finally flows out of the developer supply container from the powder outlet 11.
The sealing assembly 30 includes a sliding cover 31 sleeved outside the conveying cylinder 12, a guide post 32 fixed on the housing 10, and a spring 33 sleeved outside the sleeve post 32, the sliding cover 31 includes a lug 311 protruding outward in the radial direction, a through groove coaxial with the sleeve post 32 is formed on the lug 311, the lug 311 is matched on the sleeve post 32 through the through groove, one end of the spring 33 is abutted against the housing 10, and the other end of the spring is abutted against the lug 311. After the developer supply container of the present invention is mounted on the image forming apparatus, the push rod provided on the image forming apparatus pushes against the slide cover 31 to move the slide cover 31 in a direction away from the transfer gear 22, to open the powder outlet 11 and simultaneously compress the spring 33, and after the developer supply container is removed, the spring 33 is reset so that the slide cover 31 closes the powder outlet 11.
Preferably, the spring 33 is in a compressed state when the developer supply container is installed, specifically, a limiting plate 34 is connected to the conveying cylinder 12, the limiting plate 34 protrudes out of the outer wall of the conveying cylinder 12, when the developer supply container is in an uninstalled state, the sliding cover 31 is pressed against the limiting plate 34 under the action of the spring 33 and seals the powder outlet 11, and at this time, the spring 33 is still in a compressed state. Still further, the retainer plate 34 is an arc-shaped plate that is half enclosed outside the transmission gear 22.
The casing 10 is further provided with a rotating plate 25, one end of the rotating plate 25 is connected to the driving gear 21 and rotates along with the driving gear 21, scraping plates (not shown) are clamped on two sides of the rotating plate 25 and rotate coaxially with the rotating plate 25 to stir the developer in the casing to be homogeneous, and the developer is prevented from accumulating.
It should be noted that, in the present invention, based on the structural change, the powder outlet 11 is disposed at the end of the housing 10, so that the conveying cylinder 12 engaged with the powder outlet is also disposed at the end of the housing 10, thereby saving the installation space and improving the developer conveying efficiency, but increasing the distance from the driving gear 21 to the conveying gear 22. The invention is a best embodiment, a transmission gear 23 is added between the driving gear 21 and the transmission gear 22, and the position of the rotating plate 25 is arranged at one side close to the transmission screw 24, thereby reducing the complexity of the driving gear train 20; meanwhile, based on the double design of arranging the rotating plate 25 close to the transmission screw 24 and making the shell 10 present a ship shape due to the arrangement of the conveying cylinder 12, the scraper is made of PET plastic, the length of the scraper is longer than the length from the rotating plate 25 to the farthest point in the inner cavity of the shell 10, and the scraper is designed into a corresponding irregular shape according to the shape of the inner part of the container, namely, the scraper can act on any point in the shell 10, and the torsion of gear rotation is not too large while the developer in the inner part of the container is fully scraped.
A replenishing opening 13 is provided on the side of the casing 10 away from the transport cylinder 12, an openable replenishing cover 14 is provided on the replenishing opening 13, and the developer can be replenished into the casing 10 by opening the replenishing cover 15.
The invention is provided with the driving gear train and the sealing assembly, improves the powder discharging mode, avoids the occurrence of bad faults such as blockage after installation and the like in any step and any occasion, changes the shape of the shell, and ensures that the developer at any position in the shell can be stirred by arranging the irregular PET plastic scraper blade, thereby ensuring the powder discharging efficiency.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. Developer feeding mechanism, including casing (10), by the cavity of storage developer in casing (10), be provided with powder outlet (11) of casing (10) inner chamber intercommunication on casing (10), supply the developer outflow supply container in casing (10) and get into imaging device, its characterized in that: the developer supply container is characterized by further comprising a driving gear train (20) arranged on the shell (10) and a sealing assembly (30) connected with the driving gear train (20), wherein the driving gear train (20) is connected with a driving part in the imaging device after the developer supply container is installed in the imaging device, the sealing assembly (30) moves along with the driving gear train (20) when the driving device is driven to rotate, and the opening and closing of the powder outlet (11) are controlled.
2. The developer supplying apparatus according to claim 2, wherein: the driving gear train (20) comprises a driving gear (21) connected with the imaging equipment, a bone position (211) is arranged on the driving gear (21), and a driving part of the imaging equipment is clamped on the bone position (211); the device also comprises a transmission gear (22) which is movably arranged on the shell (10) and is meshed with the driving gear (21), and a transmission screw rod (24) which is connected to the transmission gear (22).
3. The developer supplying apparatus according to claim 2, wherein: the driving gear train (20) is additionally provided with one or more transmission gears (23) between the driving gear (21) and the transmission gear (22).
4. The developer supplying apparatus according to claim 3, wherein: one end of the shell (10) is provided with a conveying cylinder (12), and the powder outlet (11) is communicated with the conveying cylinder (12).
5. The developer supplying apparatus according to any one of claims 1 to 4, wherein: the sealing assembly (30) comprises a sliding cover (31) sleeved outside the conveying cylinder (12), a guide post (32) fixed on the shell (10) and a spring (33) sleeved outside the sleeve post (32), the sliding cover (31) comprises a lug (311) protruding outwards in the radial direction, a through groove coaxial with the sleeve post (32) is formed in the lug (311), the lug (311) is matched on the sleeve post (32) through the through groove, and one end of the spring (33) abuts against the shell (10) and the other end of the spring abuts against the lug (311).
6. The developer supplying apparatus according to claim 5, wherein: the developer supply container is characterized in that a limiting plate (34) is connected to the conveying cylinder (12), the limiting plate (34) protrudes out of the outer wall of the conveying cylinder (12), when the developer supply container is in an uninstalled state, the sliding cover (31) is pushed against the limiting plate (34) under the action of the spring (33) and seals the powder outlet (11), and the spring (33) is still in a compressed state at the moment.
7. The developer supplying apparatus according to claim 6, wherein: the limiting plate (34) is an arc-shaped plate, and one half of the limiting plate surrounds the transmission gear (22).
8. The developer supplying apparatus according to claim 6, wherein: still be provided with in casing (10) one end and connect on drive gear (21) and along with drive gear (21) pivoted commentaries on classics board (25), it has the scraper blade to change board (25) both sides joint.
9. The developer supplying apparatus according to claim 8, wherein: a transmission gear (23) is arranged between the driving gear (21) and the transmission gear (22), the position of the rotating plate (25) is arranged at one side close to the transmission screw (24), the scraper is made of PET plastic, the length of the scraper is longer than the length from the rotating plate (25) to the farthest point of the inner cavity of the shell (10), and the scraper is designed into a corresponding irregular shape according to the shape of the inner part of the container.
10. The developer supplying apparatus according to claim 9, wherein: a supplement opening (13) is arranged on one side of the shell (10) far away from the conveying cylinder (12), and an openable supplement cover (14) is arranged on the supplement opening (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010518746.7A CN111562731A (en) | 2020-06-09 | 2020-06-09 | Developer supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010518746.7A CN111562731A (en) | 2020-06-09 | 2020-06-09 | Developer supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111562731A true CN111562731A (en) | 2020-08-21 |
Family
ID=72069975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010518746.7A Pending CN111562731A (en) | 2020-06-09 | 2020-06-09 | Developer supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111562731A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112764334A (en) * | 2020-12-31 | 2021-05-07 | 江西凯利德科技有限公司 | Developer supply device |
| CN113759683A (en) * | 2021-08-25 | 2021-12-07 | 江西凯利德科技有限公司 | Developer supply container |
| CN116027647A (en) * | 2023-03-06 | 2023-04-28 | 江西凯利德科技有限公司 | Developer supply device and use method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1924723A (en) * | 2005-08-29 | 2007-03-07 | 三星电子株式会社 | Developer container and developer supply device and image forming apparatus |
| CN1926477A (en) * | 2004-11-12 | 2007-03-07 | 佳能株式会社 | Developer supply container and image forming apparatus |
| US20090214269A1 (en) * | 2008-02-22 | 2009-08-27 | Samsung Electronics Co., Ltd. | Developer cartridge, developing device, and image forming apparatus having the same |
| CN102236293A (en) * | 2010-04-26 | 2011-11-09 | 富士施乐株式会社 | Powder delivery member, and powder storage container and image forming apparatus |
| CN202267823U (en) * | 2011-09-28 | 2012-06-06 | 珠海天威飞马打印耗材有限公司 | Cartridge |
| CN109725518A (en) * | 2019-03-20 | 2019-05-07 | 珠海天威飞马打印耗材有限公司 | Developer replenishing container |
-
2020
- 2020-06-09 CN CN202010518746.7A patent/CN111562731A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1926477A (en) * | 2004-11-12 | 2007-03-07 | 佳能株式会社 | Developer supply container and image forming apparatus |
| CN1924723A (en) * | 2005-08-29 | 2007-03-07 | 三星电子株式会社 | Developer container and developer supply device and image forming apparatus |
| US20090214269A1 (en) * | 2008-02-22 | 2009-08-27 | Samsung Electronics Co., Ltd. | Developer cartridge, developing device, and image forming apparatus having the same |
| CN102236293A (en) * | 2010-04-26 | 2011-11-09 | 富士施乐株式会社 | Powder delivery member, and powder storage container and image forming apparatus |
| CN202267823U (en) * | 2011-09-28 | 2012-06-06 | 珠海天威飞马打印耗材有限公司 | Cartridge |
| CN109725518A (en) * | 2019-03-20 | 2019-05-07 | 珠海天威飞马打印耗材有限公司 | Developer replenishing container |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112764334A (en) * | 2020-12-31 | 2021-05-07 | 江西凯利德科技有限公司 | Developer supply device |
| CN112764334B (en) * | 2020-12-31 | 2023-07-04 | 江西凯利德科技有限公司 | Developer supply device |
| CN113759683A (en) * | 2021-08-25 | 2021-12-07 | 江西凯利德科技有限公司 | Developer supply container |
| CN116027647A (en) * | 2023-03-06 | 2023-04-28 | 江西凯利德科技有限公司 | Developer supply device and use method thereof |
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Legal Events
| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200821 |
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| RJ01 | Rejection of invention patent application after publication |