CN112874826B - Powder feeding device and powder filling system - Google Patents
Powder feeding device and powder filling system Download PDFInfo
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- CN112874826B CN112874826B CN202110032817.7A CN202110032817A CN112874826B CN 112874826 B CN112874826 B CN 112874826B CN 202110032817 A CN202110032817 A CN 202110032817A CN 112874826 B CN112874826 B CN 112874826B
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- powder
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- feeding device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
- B65B1/04—Methods of, or means for, filling the material into the containers or receptacles
- B65B1/16—Methods of, or means for, filling the material into the containers or receptacles by pneumatic means, e.g. by suction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B59/00—Arrangements to enable machines to handle articles of different sizes, to produce packages of different sizes, to vary the contents of packages, to handle different types of packaging material, or to give access for cleaning or maintenance purposes
- B65B59/04—Machines constructed with readily-detachable units or assemblies, e.g. to facilitate maintenance
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Basic Packing Technique (AREA)
Abstract
Powder feeding device and powder filling system relates to powder packaging technical field. The powder feeding device comprises a frame and a powder bin arranged on the frame, wherein the powder bin is sequentially provided with a powder section, a valve section and a powder supply section from top to bottom; the powder sieving section is arranged between the valve section and the powder supply section, and a screen is arranged on the powder channel; the valve section is connected with the powder supply section through a rigid connecting piece; the powder screening section is in butt joint with the valve section through a first flexible pipe, and the powder screening section is in butt joint with the powder supply section through a second flexible pipe. The powder filling system is formed by combining a powder feeding device and a vacuum powder filling device. Has the advantages of optimizing powder and saving parts.
Description
Technical Field
The utility model relates to packaging equipment and a packaging system for feeding powdery materials into a packaging container, in particular to a powder feeding device and a powder filling system.
Background
Devices based on electrophotographic imaging, such as laser printers, multifunctional facsimile machines, copiers, and the like, often employ toner cartridges containing toner as the imaging developer. In recent years, color devices have appeared in the devices, and in a color laser printer, a plurality of toner cartridges of different single color toner are detachably mounted to restore as true as possible patterns and characters, for example, four toner cartridges of red, yellow, blue and black, and because the black is consumed most during imaging, and a large number of black toner cartridges are also present, five toner cartridges of red, yellow, blue, black and enlarged black are commercially available at present according to color and capacity.
In the prior art, chinese patent application with publication number of CN206367624U discloses powder filling equipment named as double-end powder filling machine, chinese patent application with publication number of CN111453017A discloses powder filling equipment named as high-efficiency precise vacuum powder filling machine, and both the Chinese patent application discloses a powder filling system composed of the vacuum powder filling machine and a powder feeding device so as to realize automatic production of filling carbon powder into empty shells by taking the carbon powder and empty shells as raw materials, thereby forming a carbon powder box. The powder feeding device only uses the negative pressure of the vacuum powder filling machine to suck powder into the powder filling machine, and the powder feeding device of the latter not only uses the negative pressure of the powder filling machine, but also is provided with a stirring device in the powder feeding section to feed powder.
The existing powder feeding device has the defects that firstly, the incoming materials are not treated at all, which leads impurities in the powder to enter a filled container, and on the other hand, the powder is difficult to fill when the powder is agglomerated due to moisture or heat; secondly, in order to ensure that the powder section and the powder supply section can normally work under the state of negative pressure and normal pressure conversion, ventilation filters are arranged in the two sections, so that the cost of the powder feeding device is relatively high; thirdly, when the powder suction port is blocked due to the fact that the powder bag is adsorbed by the powder inlet pipe of the powder feeding device during vacuum powder suction.
Disclosure of Invention
The main object of the present utility model is to provide an improved powder feeding device;
another object of the present utility model is to provide a powder filling system constructed by the above powder feeding device.
In order to achieve the main purpose, the powder feeding device provided by the utility model comprises a frame and a powder bin arranged on the frame, wherein the powder bin is sequentially provided with a powder section, a valve section and a powder supply section from top to bottom; the powder sieving section is arranged between the valve section and the powder supply section, and a screen is arranged on the powder channel; the valve section is connected with the powder supply section through a rigid connecting piece; the powder screening section is in butt joint with the valve section through a first flexible pipe, and the powder screening section is in butt joint with the powder supply section through a second flexible pipe.
According to the scheme, powder passing through the valve section enters the powder supply section after being subjected to impurity removal and block breaking through the screen, so that the quality of the powder is improved, meanwhile, the powder screening section is in fluid communication butt joint with the adjacent valve section and the powder supply section through flexible pipes, the valve section is connected with the powder supply section through rigid connecting pieces, and the structural design ensures the structural rigidity of the powder bin and simultaneously avoids the influence on the work of other parts of the powder bin during the screening.
The further scheme is that the powder sieving section is provided with a vibrator. So as to improve the material passing speed of the screen.
The powder screening section comprises a screen and flange plates at two sides of the screen, wherein the screen is clamped by the two flange plates and connected through a fastener, and when the vibrator is one, the vibrator is fixed on the side eave of any flange plate; and when the number of the vibrators is two, the vibrators are respectively fixed on the side eaves of the two flange plates. The screen cloth can be conveniently disassembled and assembled by the scheme, and maintenance and cleaning are very convenient.
In another further scheme, the powder sieving section is connected with the valve section and/or the powder supplying section through an elastic piece. The advantage of this scheme is when the flexibility of flexible pipe is too high, improves the axial rigid support of screening powder section through the elastic component, still does not destroy its shake in the horizontal plane simultaneously.
In another further scheme, the rigid connecting pieces are three rods uniformly distributed in the circumferential direction. The structural design of this scheme is also in order to be convenient for to the clearance and the maintenance of screening powder section.
Still further, the powder feeding device further comprises a ventilation filter and a breathing tube, wherein the ventilation filter is arranged on the powder section or the powder feeding section; and the breathing tube bypasses the valve section and is communicated with the powder section and the powder supply section. Compared with the prior art, the scheme has the advantages that one ventilation filter arranged in the powder section is saved, and the ventilation filter is used for skillfully solving the air flow exchange with the outside when the internal pressure of the powder section and the powder supply section changes.
Still further scheme is that the powder supply section is provided with an observation window, and the observation window is a flange window with brushes. The advantage of this scheme is the behavior of being convenient for in the section of supplying powder carries out the visual observation.
Still further, a level sensor is arranged in the powder supply section. So as to improve the automatic powder feeding degree in one step.
The powder inlet pipe of the powder section is provided with an anti-blocking powder suction head, the anti-blocking powder suction head is provided with a tubular powder suction port, and the peripheral wall of the tubular powder suction port is provided with a fluid passage hole or the tubular powder suction port is provided with a lotus-shaped peripheral wall. So as to overcome the defect that the raw material bag is adsorbed and can not be fed when feeding the powder feeding device.
In order to achieve the other purpose, the powder filling system provided by the utility model comprises a powder feeding device and a vacuum powder filling machine, wherein the powder feeding device adopts the powder feeding device in any scheme.
Drawings
FIG. 1 is a perspective view of an embodiment of a powder feeding device;
FIG. 2 is a perspective view of the powder feeding apparatus of FIG. 1 from another perspective;
FIG. 3 is a block diagram of the connection of the powder screening segment and the adjacent segment in the powder feeding device;
FIG. 4 is an exploded view of the structure of FIG. 3;
FIG. 5 is a block diagram of an anti-lock powder suction head;
FIG. 6 is a perspective view of another embodiment of a powder feeding apparatus;
fig. 7 is a perspective view of an embodiment of a dusting system.
Detailed Description
The powder feeding device of the present utility model is an improvement over the prior art in that most of its specific structure and function can be fully understood and implemented by those skilled in the art with reference to the foregoing prior art, and only the structure and function closely related to the present utility model will be described in detail below.
Powder feeding device embodiment
Referring to fig. 1 and 2, the powder feeding device comprises a frame 1 and a powder bin 2 arranged on the frame 1, wherein a bin body of the powder bin 2 is provided with a powder section 21, a valve section 22, a powder screening section 23 and a powder supplying section 24 from top to bottom. The top of the powder section 21 is provided with a vacuum generator 211, when the powder section 21 is in a negative pressure state, powder is sucked into the powder section 21 through a powder inlet pipe 26, and the end of the powder inlet pipe 26 is provided with an anti-blocking powder suction head 261. The valve section 22 is the region in the powder silo 2 where a valve is provided, which valve functions as in the prior art, i.e. selectively blocks the powder passage in the powder silo 2. The powder supply section 24 is divided into a taper pipe part at the upper part and a waist-shaped powder barrel part with a stirring device at the lower part, a material level sensor is arranged in the powder supply section, a high-level sensor and a low-level sensor are arranged in the powder supply section, an observation window 27 is also arranged on the top wall of the waist-shaped powder barrel part, and the observation window 27 adopts a commercially available flange window with a brush. The breathing tube 25 communicates the powder section 21 with the powder supply section 24, and the inner cavity of the powder supply section 24 exchanges gas with the outside through the ventilation filter 28, so that the powder section 21 and the powder supply section 24 which are alternately changed in positive pressure and negative pressure can share one ventilation filter 28, obviously, the ventilation filter 28 is arranged at the powder section 21, so that the inner cavity of the powder section 21 exchanges gas with the outside through the ventilation filter 28, and the purpose can be achieved. The powder screening section 23 is arranged between the valve section 22 and the powder supplying section 24, and three rods 29 which are circumferentially arranged at intervals of 120 degrees are adopted for rigid connection between the valve section 22 and the powder supplying section 24.
Referring to fig. 3 and 4, three circumferentially equiangularly disposed bars 29 rigidly connect valve section 22 and powder supply section 24, such that these two sections are not affected by vibration of powder screening section 23. The powder sieving section 23 mainly comprises a first flexible pipe 234, a flange 232, a screen 231, a flange 233 and a second flexible pipe 235 from top to bottom, wherein the upper end of the first flexible pipe 234 is connected to the lower port of the valve section 22 through a binding belt, the lower end of the first flexible pipe 234 is connected to the flange 232 through a binding belt, the upper end of the second flexible pipe 235 is connected to the flange 233 through a binding belt, and the lower end of the second flexible pipe 235 is connected to the upper port of the powder supplying section 24 through a binding belt. The flange 232 and the flange 233 are fastened and clamped to the screen 231 by three bolts 2332, so that the screen 231 is disposed on the powder passage between the valve section 22 and the powder supply section 24. In this example, two vibrators 2321 are respectively disposed on the side eaves of the flange 232 and the flange 233, and it is obvious that when the vibration power is enough, the purpose of the present utility model can be achieved by disposing one vibrator 2321 on the side eaves of one of the flanges or on the outer wall of the screen. The first flexible tube 234 and the second flexible tube 235 in this example are corrugated rubber tubes, and the ties are stainless steel ties. Three elastic pieces 291 are arranged between the powder supply section 24 and the powder screening section 23, and the elastic pieces 291 in the embodiment adopt steel sheets with better elasticity.
Referring to fig. 5, the anti-blocking powder suction head 261 is provided with a tubular powder suction port, and four concave parts 2611 are arranged on the wall of the tubular powder suction port in the axial direction, so that four convex parts 2612 are relatively formed, and a lotus-shaped peripheral wall is formed, and when the powder suction port arranged in the way is carelessly propped against a flexible powder bag in the powder suction process, the powder bag can be effectively prevented from blocking the anti-blocking powder suction head 261. If the powder suction port is not in a lotus shape, the powder suction port is flat, but the anti-blocking purpose can be achieved as long as a plurality of fluid passage holes are formed in the side wall of the anti-blocking powder suction head 261.
Other embodiments of the powder feeder
The adoption of three rods uniformly distributed in the circumferential direction as the rigid connection between the valve section 22 and the powder supply section 24 mainly takes the convenience of maintenance of the powder screening section 23 into consideration, and of course, better rigid connection effects can be achieved by adopting other stronger rigid connection structures such as arc plates or drums. The breathing tube is arranged to bypass the screen to communicate the valve section with the powder supply section, so that the breathing tube can be completely arranged in the powder storage bin. The screen mesh of the powder screening section and the flange plates at the two ends can also be arranged into an integrated structure. The elastic member 291 may be disposed between the valve section 22 and the powder sieving section 23, and the elastic member 291 may be a spring, for example, three springs instead of the steel sheet in the previous example may be six springs, three of which are disposed between the valve section 22 and the powder sieving section 23 and the other three of which are disposed between the powder sieving section 23 and the powder supplying section 24. In addition, the flexible pipe in the utility model can also be a cloth pipe or a rubber pipe in other forms.
Referring to fig. 6, five powder feeding devices are adopted in fig. 6, and a color powder feeding device is formed by two powder bins 2 filled with black carbon powder and three-color carbon powder bins 2 of red, yellow and blue.
Powder filling system embodiment
Referring to fig. 7, the powder filling system of this example is composed of the above-mentioned color powder feeding device and a vacuum powder filling machine 3, the vacuum powder filling machine 3 has two vacuum chambers, each vacuum chamber has five powder filling openings therein, each powder feeding device has two powder supply openings at the bottom, one of the powder supply openings is communicated with one of the powder filling openings in one vacuum chamber through a pipe 31, and the other powder supply opening is communicated with one of the powder filling openings in the other vacuum chamber through a pipe 32. The construction and the working principle of the vacuum powder filling machine 3 can be understood and implemented with reference to the prior art of the present utility model as well.
Claims (7)
1. The powder feeding device comprises a frame and a powder bin arranged on the frame, wherein the powder bin is sequentially provided with a powder section, a valve section and a powder supply section from top to bottom;
the method is characterized in that:
the powder screening section is arranged between the valve section and the powder supply section, and a screen is arranged on the powder channel;
the valve section is connected with the powder supply section through a rigid connecting piece;
the powder screening section is in butt joint with the valve section through a first flexible pipe, and the powder screening section is in butt joint with the powder supply section through a second flexible pipe;
the rigid connecting pieces are three bars uniformly distributed in the circumferential direction;
the powder sieving section is connected with the valve section and/or the powder supplying section through an elastic piece;
and also comprises
The air exchange filter is arranged on the powder section or the powder supply section;
and the breathing tube bypasses the valve section and is communicated with the powder section and the powder supply section.
2. The powder feeding device according to claim 1, wherein:
the powder sieving section is provided with a vibrator.
3. The powder feeding device according to claim 2, wherein:
the powder sieving section comprises a screen and flange plates at two sides of the screen, the two flange plates clamp the screen and are connected through a fastener, and when the number of the vibrators is one, the vibrator is fixed on the side eave of any flange plate; and when the number of the vibrators is two, the vibrators are respectively fixed on the side eaves of the two flange plates.
4. The powder feeding device according to claim 1, wherein:
the powder supply section is provided with an observation window, and the observation window is a flange window with brushes.
5. The powder feeding device according to claim 1, wherein:
a material level sensor is arranged in the powder supply section.
6. The powder feeding device according to any one of claims 1 to 5, wherein:
the powder inlet pipe of the powder section is provided with an anti-blocking powder suction head, the anti-blocking powder suction head is provided with a tubular powder suction port, and the peripheral wall of the tubular powder suction port is provided with a fluid passage hole or the tubular powder suction port is provided with a lotus-shaped peripheral wall.
7. The powder filling system comprises a powder feeding device and a vacuum powder filling machine, and is characterized in that:
the powder feeding device is the powder feeding device according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110032817.7A CN112874826B (en) | 2021-01-11 | 2021-01-11 | Powder feeding device and powder filling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110032817.7A CN112874826B (en) | 2021-01-11 | 2021-01-11 | Powder feeding device and powder filling system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112874826A CN112874826A (en) | 2021-06-01 |
| CN112874826B true CN112874826B (en) | 2023-08-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110032817.7A Active CN112874826B (en) | 2021-01-11 | 2021-01-11 | Powder feeding device and powder filling system |
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| Country | Link |
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| CN (1) | CN112874826B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0001025A1 (en) * | 1977-08-18 | 1979-03-07 | SOCIETE ANONYME DES IMPRIMERIE ET PAPETERIE DE L'EST Société dite: | Bag filling machine for pulverulent materials |
| CN101428691A (en) * | 2008-12-15 | 2009-05-13 | 丹阳仅一包装设备有限公司 | Negative pressure backfill control system for powder granule material |
| CN202010652U (en) * | 2011-04-02 | 2011-10-19 | 李荣魁 | Slurry filtration vibrating screen convenient to clean and easy to store |
| CN202754153U (en) * | 2012-08-08 | 2013-02-27 | 苏州逸美德自动化科技有限公司 | Full-automatic carbon powder filling machine |
| CN103287598A (en) * | 2012-02-24 | 2013-09-11 | 扬州三川实业有限公司 | Automatic metering device of powder coating products |
| CN206367624U (en) * | 2017-01-09 | 2017-08-01 | 珠海市维启机械设备有限公司 | Double end powder-filling machine fro |
| CN110331085A (en) * | 2019-08-12 | 2019-10-15 | 山东金太阳农业发展有限公司 | A kind of novel edible spawn fermentation tank |
| CN211870300U (en) * | 2019-12-09 | 2020-11-06 | 江苏恒源康盛高科新材料有限公司 | Resin type cyclone feeder for raw rubber and plastic fibers |
-
2021
- 2021-01-11 CN CN202110032817.7A patent/CN112874826B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0001025A1 (en) * | 1977-08-18 | 1979-03-07 | SOCIETE ANONYME DES IMPRIMERIE ET PAPETERIE DE L'EST Société dite: | Bag filling machine for pulverulent materials |
| CN101428691A (en) * | 2008-12-15 | 2009-05-13 | 丹阳仅一包装设备有限公司 | Negative pressure backfill control system for powder granule material |
| CN202010652U (en) * | 2011-04-02 | 2011-10-19 | 李荣魁 | Slurry filtration vibrating screen convenient to clean and easy to store |
| CN103287598A (en) * | 2012-02-24 | 2013-09-11 | 扬州三川实业有限公司 | Automatic metering device of powder coating products |
| CN202754153U (en) * | 2012-08-08 | 2013-02-27 | 苏州逸美德自动化科技有限公司 | Full-automatic carbon powder filling machine |
| CN206367624U (en) * | 2017-01-09 | 2017-08-01 | 珠海市维启机械设备有限公司 | Double end powder-filling machine fro |
| CN110331085A (en) * | 2019-08-12 | 2019-10-15 | 山东金太阳农业发展有限公司 | A kind of novel edible spawn fermentation tank |
| CN211870300U (en) * | 2019-12-09 | 2020-11-06 | 江苏恒源康盛高科新材料有限公司 | Resin type cyclone feeder for raw rubber and plastic fibers |
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| CN112874826A (en) | 2021-06-01 |
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