CN112902564A - Thin film liquid scraping system - Google Patents
Thin film liquid scraping system Download PDFInfo
- Publication number
- CN112902564A CN112902564A CN202110078366.0A CN202110078366A CN112902564A CN 112902564 A CN112902564 A CN 112902564A CN 202110078366 A CN202110078366 A CN 202110078366A CN 112902564 A CN112902564 A CN 112902564A
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- CN
- China
- Prior art keywords
- film
- scraping roller
- arc
- initiative
- scraping
- 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
- 238000007790 scraping Methods 0.000 title claims abstract description 75
- 239000007788 liquid Substances 0.000 title claims abstract description 39
- 239000010409 thin film Substances 0.000 title claims description 8
- 238000000034 method Methods 0.000 claims abstract description 26
- 230000008569 process Effects 0.000 claims abstract description 26
- 230000007704 transition Effects 0.000 claims abstract description 7
- 239000010408 film Substances 0.000 claims description 44
- 238000000576 coating method Methods 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 7
- 239000002861 polymer material Substances 0.000 claims description 6
- 238000005524 ceramic coating Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000005260 corrosion Methods 0.000 claims description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001035 drying Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 7
- 230000002457 bidirectional effect Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/14—Drying solid materials or objects by processes not involving the application of heat by applying pressure, e.g. wringing; by brushing; by wiping
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/04—Agitating, stirring, or scraping devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Coating Apparatus (AREA)
Abstract
The invention discloses a film wiping liquid system, which comprises: two-way screw initiative scraping roller and arc initiative scraping roller, wherein, two-way screw initiative scraping roller is a plurality of, and the interval compresses tightly to set up in the both sides of film, and all with the direction of motion syntropy rotation of film, the roll surface of two-way screw initiative scraping roller is provided with the spiral slot of outside extension by middle part to both ends correspondence, the arc initiative scraping roller is a plurality of, is located the rear end of two-way screw initiative scraping roller, and the interval compresses tightly to set up in the both sides of film, the arc initiative scraping roller all with the direction of motion syntropy rotation of film, the roll diameter of arc initiative scraping roller is reduced by the middle part to both ends transition, and the bus duct is evenly laid to the roll surface. The film liquid scraping system is reasonable in structure, convenient to arrange, capable of efficiently and uniformly scraping residual process liquid on the surface of a film, and beneficial to fully flattening the film.
Description
Technical Field
The invention belongs to the technical field of film production, and particularly provides a film liquid scraping system.
Background
The key process of the film production link is cooling setting, rinsing or printing and dyeing, when the film is drawn out from the process liquid tank and enters the subsequent equipment, the surface of the diaphragm can absorb or carry out dragging and carrying out a large amount of process liquid due to high-speed drawing, and the process liquid usually has components which pollute the environment and damage human bodies, so that a liquid scraping system capable of efficiently scraping the process liquid is necessary to be introduced for reducing the treatment capacity of the process liquid in the subsequent drying process, improving the drying effect, avoiding the occurrence of surface defects such as drying patterns, spots and the like due to the fact that the process liquid is not dried or is unevenly distributed, and improving the appearance and quality of the finished diaphragm.
Disclosure of Invention
In view of the above, the present invention provides a film wiping system to solve the problem that the process liquid on the surface of the film cannot be effectively wiped off.
The invention provides a film wiping system, comprising: two-way screw thread initiative scraping roller and arc initiative scraping roller, wherein, two-way screw thread initiative scraping roller is a plurality of, and the interval compresses tightly to set up in the both sides of film, and all with the direction of motion syntropy rotation of film, for the transport of film provides traction force, the roll surface of two-way screw thread initiative scraping roller is provided with the spiral slot of outside extension by the middle part to both ends correspondence for the flattening strikes off the process liquid on film surface, the arc initiative scraping roller is a plurality of, is located the rear end of two-way screw thread initiative scraping roller, and the interval compresses tightly and sets up in the both sides of film, the arc initiative scraping roller all with the direction of motion syntropy rotation of film, for the transport of film provides traction force, the roll diameter of arc initiative scraping roller is reduced by the middle part to both ends transition, and the bus duct is evenly laid to the roll surface for strike off the process liquid.
Preferably, the film liquid scraping system further comprises a driving unit which corresponds to the two-way thread driving scraping roller and the arc driving scraping roller one to one and is used for independently driving the two-way thread driving scraping roller and the arc driving scraping roller to rotate.
Preferably, the surfaces of the bidirectional threaded driving scraping roller and the arc-shaped driving scraping roller are both provided with polymer material coatings resistant to process liquid corrosion.
Further preferably, the polymer material coating is a PTFE coating or a ceramic coating.
Preferably, the arc-shaped driving scraping roller is a curved-surface waist-drum arc-shaped driving scraping roller.
Preferably, the arc-shaped driving scraping roller is sequentially and symmetrically provided with a cylindrical section, a curved surface circular platform section, a straight surface circular platform section and a cylindrical section from the middle part to two sides, and each section is in smooth transition and gradually changed in shaft diameter.
The film liquid scraping system provided by the invention has the advantages of reasonable structure and convenience in arrangement, can efficiently and uniformly scrape the residual process liquid on the surface of the film, is beneficial to fully flattening the film, realizes the reduction of the treatment capacity of the process liquid in the subsequent drying process, improves the drying effect, and avoids the adverse effects of surface defects such as subsequent drying patterns, spots and the like caused by the non-drying or uneven distribution of the process liquid.
Drawings
The invention is described in further detail below with reference to the following figures and embodiments:
FIG. 1 is a schematic structural diagram of a thin film doctor blade system according to the present invention;
FIG. 2 is a schematic structural view of a bi-directional threaded drive scraping roller;
fig. 3 is a schematic structural view of the arc-shaped driving scraping roller.
Detailed Description
The present invention will be further explained with reference to specific embodiments, but is not limited thereto.
In order to efficiently and uniformly scrape the residual process liquid on the surface of the film so as to reduce the treatment capacity of the process liquid in the subsequent drying process of the film, improve the drying effect and avoid the adverse effects of surface defects such as drying patterns, specks and the like caused by the undried or non-uniform distribution of the process liquid, as shown in fig. 1 to 3, the invention provides a film liquid scraping system, which comprises: a plurality of bidirectional threaded driving scraping rollers 1 and arc-shaped driving scraping rollers 2, wherein the bidirectional threaded driving scraping rollers 1 are arranged on two sides of the film at intervals in a pressing manner, and all rotate in the same direction as the moving direction of the film 10, provide traction force for the conveying of the film 10, the roller surface of the bidirectional thread driving scraping roller 1 is correspondingly provided with spiral grooves 11 which are expanded outwards from the middle part to the two ends, a plurality of arc-shaped active scraping rollers 2 are used for flattening the process liquid for scraping the surface of the film, and are positioned at the rear end of the bidirectional threaded active scraping roller 1, and the arc-shaped driving scraping rollers 2 are arranged at two sides of the film in a pressing way at intervals, rotate in the same direction as the moving direction of the film 10 and provide traction force for the conveying of the film 10, the roll diameter of the arc-shaped driving scraping roll 2 is reduced from the middle part to the two ends in a transition mode, and bus ducts 3 are uniformly distributed on the roll surface and used for scraping process liquid on the surface of a film.
This liquid system is scraped to film, including two-way screw thread initiative scraping roller and arc initiative scraping roller, the roll surface through scraping the roller at two-way screw thread initiative sets up spiral groove, can be when pulling the film, utilize the stock solution flowing back function high-efficient thoroughly of its two-way screw thread extension and spiral groove to strike off waiting to scrape the quick even exhibition of process liquid on liquid film surface and strike off, the arc roll surface of arc initiative scraping roller can with wait to scrape the abundant and even contact of liquid film, utilize the stock solution flowing back function of its bus duct simultaneously, can high-efficiently evenly strike off process liquid and can effectively reduce not excising thick ear to scraping liquid and raffinate homogenization affected area, improve the film and scrape liquid effect and final dry yields.
As an improvement of the technical scheme, as shown in fig. 1, the film wiping system further comprises a driving unit 4 corresponding to the two-way thread driving wiping roller 1 and the arc driving wiping roller 2 one to one, and used for independently driving the two-way thread driving wiping roller 1 and the arc driving wiping roller 2 to rotate, wherein the driving unit preferably adopts a speed regulating motor single-drive transmission structure, so that independent flexible regulation and control of each two-way thread driving wiping roller and each arc driving wiping roller can be realized, speed difference can be favorably formed, and the wiping effect can be improved.
As the improvement of the technical scheme, the surfaces of the bidirectional threaded driving scraping roller 1 and the arc-shaped driving scraping roller 2 are both provided with a polymer material coating resistant to process liquid corrosion, and the polymer material coating is preferably a PTFE coating or a ceramic coating.
As an improvement of the technical solution, as shown in fig. 3, the arc-shaped driving scraping roller 2 is a curved-surface waist-drum arc-shaped driving scraping roller.
As an improvement of the technical scheme, as shown in fig. 3, the arc-shaped driving scraping roller 2 is sequentially and symmetrically provided with a cylindrical section 21, a curved circular platform section 22, a straight circular platform section 23 and a cylindrical section 24 from the middle part to two sides, and each section has a smooth transition structure and a gradually changed shaft diameter.
The embodiments of the present invention have been written in a progressive manner with emphasis placed on the differences between the various embodiments, and similar elements may be found in relation to each other.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (6)
1. A film wiping system, comprising: two-way screw thread initiative scraping roller (1) and arc initiative scraping roller (2), wherein, two-way screw thread initiative scraping roller (1) is a plurality of, and the interval compresses tightly and sets up in the both sides of film, and all with the direction of motion syntropy rotation of film (10), for the transport of film (10) provides traction force, the roll surface of two-way screw thread initiative scraping roller (1) is provided with spiral slot (11) of outside extension by the middle part to both ends correspondence for the process liquid on flattening strike off film surface, arc initiative scraping roller (2) are a plurality of, are located the rear end of two-way screw thread initiative scraping roller (1), and the interval compresses tightly and sets up in the both sides of film, arc initiative scraping roller (2) all with the direction of motion syntropy rotation of film (10), for the transport of film (10) provides traction force, the roller footpath of arc initiative scraping roller (2) is reduced to both ends transition by the middle part, bus ducts (3) are uniformly distributed on the surface of the roller and used for scraping process liquid on the surface of the film.
2. The thin film doctor system as claimed in claim 1, wherein: the two-way thread driving scraping roller (1) and the arc driving scraping roller (2) are in one-to-one correspondence to each other, and the two-way thread driving scraping roller (1) and the arc driving scraping roller (2) are driven to rotate independently.
3. The thin film doctor system as claimed in claim 1, wherein: the surfaces of the two-way thread active scraping roller (1) and the arc active scraping roller (2) are both provided with polymer material coatings resistant to process liquid corrosion.
4. The thin film doctor system as claimed in claim 3, wherein: the high polymer material coating is a PTFE coating or a ceramic coating.
5. The thin film doctor system as claimed in claim 1, wherein: the arc-shaped active scraping roller (2) is a curved-surface waist-drum arc-shaped active scraping roller.
6. The thin film doctor system as claimed in claim 5, wherein: the arc-shaped driving scraping roller (2) is sequentially and symmetrically provided with a cylindrical section (21), a curved surface circular platform section (22), a straight surface circular platform section (23) and a cylindrical section (24) from the middle part to two sides, and each section is in smooth transition and gradually changed in shaft diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110078366.0A CN112902564A (en) | 2021-01-21 | 2021-01-21 | Thin film liquid scraping system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110078366.0A CN112902564A (en) | 2021-01-21 | 2021-01-21 | Thin film liquid scraping system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112902564A true CN112902564A (en) | 2021-06-04 |
Family
ID=76117350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110078366.0A Pending CN112902564A (en) | 2021-01-21 | 2021-01-21 | Thin film liquid scraping system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112902564A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116350983A (en) * | 2023-03-02 | 2023-06-30 | 河南美达实业有限公司 | A fire control equipment for wisdom fire control |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525842A (en) * | 2008-03-07 | 2009-09-09 | 宁波荣溢化纤科技有限公司 | Film spreading roller unit, film spreading device and film spreading method |
| CN201900149U (en) * | 2010-12-06 | 2011-07-20 | 西南铝业（集团）有限责任公司 | Flattening guide roller |
| CN111076520A (en) * | 2019-12-17 | 2020-04-28 | 大连橡胶塑料机械有限公司 | Drying device for microporous film by phase separation method |
| CN111102807A (en) * | 2019-12-19 | 2020-05-05 | 河北金力新能源科技股份有限公司 | Drum-shaped liquid scraping roller, liquid scraping equipment and using method of drum-shaped liquid scraping roller |
| CN211273641U (en) * | 2019-09-26 | 2020-08-18 | 江苏厚生新能源科技有限公司 | Liquid scraping device of extraction tank for lithium battery diaphragm |
| CN215002586U (en) * | 2021-01-21 | 2021-12-03 | 中材大装膜技术工程(大连)有限公司 | Thin film liquid scraping system |
-
2021
- 2021-01-21 CN CN202110078366.0A patent/CN112902564A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101525842A (en) * | 2008-03-07 | 2009-09-09 | 宁波荣溢化纤科技有限公司 | Film spreading roller unit, film spreading device and film spreading method |
| CN201900149U (en) * | 2010-12-06 | 2011-07-20 | 西南铝业（集团）有限责任公司 | Flattening guide roller |
| CN211273641U (en) * | 2019-09-26 | 2020-08-18 | 江苏厚生新能源科技有限公司 | Liquid scraping device of extraction tank for lithium battery diaphragm |
| CN111076520A (en) * | 2019-12-17 | 2020-04-28 | 大连橡胶塑料机械有限公司 | Drying device for microporous film by phase separation method |
| CN111102807A (en) * | 2019-12-19 | 2020-05-05 | 河北金力新能源科技股份有限公司 | Drum-shaped liquid scraping roller, liquid scraping equipment and using method of drum-shaped liquid scraping roller |
| CN215002586U (en) * | 2021-01-21 | 2021-12-03 | 中材大装膜技术工程(大连)有限公司 | Thin film liquid scraping system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116350983A (en) * | 2023-03-02 | 2023-06-30 | 河南美达实业有限公司 | A fire control equipment for wisdom fire control |
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