CN107537738B - Secondary coating machine for reverse osmosis membrane - Google Patents
Secondary coating machine for reverse osmosis membrane Download PDFInfo
- Publication number
- CN107537738B CN107537738B CN201610469666.0A CN201610469666A CN107537738B CN 107537738 B CN107537738 B CN 107537738B CN 201610469666 A CN201610469666 A CN 201610469666A CN 107537738 B CN107537738 B CN 107537738B
- Authority
- CN
- China
- Prior art keywords
- primary
- material film
- enters
- reverse osmosis
- osmosis membrane
- 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.)
- Active
Links
Classifications
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Abstract
The invention relates to a secondary coating machine for a reverse osmosis membrane and a feeding process, which structurally comprise unreeling, a preheating drying tunnel, a primary coating group, a primary exhaust air, a primary drying box, a dustproof exhaust drying tunnel, a secondary coating group, a secondary exhaust air, a secondary drying box, traction, reeling and a frame; by adopting a full-clockwise double-heart feeding process, the coating side of the material does not contact the guide roller from unreeling to reeling, thereby ensuring that the coating is not damaged. Is used for producing membrane sheets for manufacturing nanofiltration membranes and reverse osmosis membranes.
Description
Technical Field
The reverse osmosis membrane is a raw material for manufacturing a reverse osmosis membrane core and is applied to water and air purifying treatment equipment.
Background
The current coating process of the original film is only one-time coating, namely only one layer of material is coated once, and only one layer of material is coated once again, so that the production efficiency cannot be improved.
Disclosure of Invention
The invention aims to remedy the defects in the prior art and provides a secondary coating machine, namely a process that the secondary coating can be completed once through one-time material passing, and the material path of a coating layer is not damaged.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the secondary coating machine for the reverse osmosis membrane is characterized by comprising an unreeling machine (1), a preheating drying tunnel (2), a primary coating group (3), a primary exhaust air (4), a primary drying box (5), a dustproof exhaust drying tunnel (6), a secondary coating group (7), a secondary exhaust air (8), a secondary drying box (9), a traction machine (10), a reeling machine (11), a rack (12) and a material membrane (13); the machine frame (12) is of an upper-lower double-layer structure, the whole machine is divided into 3 parts of a lower layer (14), a middle layer (15) and an upper layer (16), the unreeling (1) is arranged at the left position of the middle layer (15), and the material film (13) is led out from the unreeling (1) and then enters the preheating drying tunnel (2) clockwise and rightward; the material film (13) enters the primary coating group (3) from the left lower side after exiting from the preheating drying tunnel (2), the material film (13) enters the primary exhaust air (4) from the left upper side after exiting from the primary coating group (3), the material film (13) enters the primary drying box (5) from the primary exhaust air upwards after exiting from the primary drying box (5), the material film (13) enters the dustproof exhaust drying tunnel (6) rightward after exiting from the primary drying box (5), the material film (13) enters the secondary coating group (7) from the left lower side after exiting from the dustproof exhaust drying tunnel (6), the material film (13) enters the secondary exhaust air (8) from the left upper side after exiting from the secondary coating group (7), the material film (13) enters the secondary drying box (9) upwards after exiting from the secondary exhaust air (8), the material film (13) enters the traction (10) downwards, and the material film (13) enters the winding (11) upwards after exiting from the traction (10). The preheating drying tunnel (2) is arc-shaped, and surrounds the right side of the unreeling (1) in a clockwise direction, and the total length of the preheating drying tunnel is 6-7 meters. The primary coating group (3) is arranged at a left position in the lower layer (14) of the machine and is positioned below the unreeling (1), and the material film (13) is subjected to a primary coating process in the primary coating group (3). The primary exhaust air (4) and the primary drying box (5) are connected end to form an arc shape, and are arranged at the left side of the unreeling (1) according to the forward needle, and the total length of the primary exhaust air is 8-10 meters. The dustproof exhaust drying tunnel (6) is arranged at the uppermost part and the rightmost side of the whole machine according to a feeding route of a material film (13), the left side of the dustproof exhaust drying tunnel is connected with the primary drying box (5), the upper part of the dustproof exhaust drying tunnel is in a flat arc shape, the right side of the dustproof exhaust drying tunnel is in an arc shape which winds the winding (11) and runs clockwise, and the total length of the dustproof exhaust drying tunnel is 7-9 meters. The secondary coating group (7) is arranged at a right position in the lower layer (14) of the machine and is positioned at the right side of the primary coating group (3), the distance from the primary coating group (3) is about 8 meters, and the material film (13) is subjected to a secondary coating process in the secondary coating group (7). The secondary exhaust air (8) and the secondary drying box (9) are connected end to form a three-quarter circular arc shape, the three-quarter circular arc shape is distributed around the winding (11) in a clockwise direction, and the total length is 8-9 meters. The traction (10) is positioned above the secondary coating group (7) and below the rolling (11) and used for dragging the material film (13). The winding (11) is located on the right side of the layer (15) in the machine and above the secondary coating group (7), about 8 meters from the unwinding (1) on the left side thereof.
The invention also provides a reverse osmosis membrane secondary coating process, which comprises the steps of preheating, primary coating, primary exhaust drying, dustproof exhaust, secondary coating, secondary exhaust drying and traction, and finally winding, wherein the secondary coating on the same surface of the material membrane is completed through primary feeding, all material membrane guide rollers (18) positioned in a drying channel are not contacted with a coating layer (301), the material membrane is fed clockwise from unreeling to winding, and double-heart feeding routes are formed around the unreeling (1) and the winding (11) respectively.
The beneficial effects of the invention are as follows: the equipment can finish coating again by one-time material passing, and winding and unwinding and material passing are not needed once again, so that the production efficiency is greatly improved; meanwhile, the coating layer does not contact the guide roller, so that the coating layer is effectively protected from being damaged.
Drawings
Fig. 1 is a process flow diagram of the present invention.
Fig. 2 is a partial schematic view of the primary coating group (3).
Fig. 3 is a three-dimensional isometric view of the complete machine.
Fig. 4 is a double heart shaped routing pattern in accordance with the present invention.
Description of the embodiments
The following is a preferred example of a secondary coater for a reverse osmosis membrane according to the present invention, and thus does not limit the scope of the present invention.
Referring to fig. 1 to 4, there is provided a secondary coater for reverse osmosis membrane, which is characterized by comprising an unreeling (1), a preheating drying tunnel (2), a primary coating group (3), a primary exhaust air (4), a primary drying box (5), a dustproof exhaust drying tunnel (6), a secondary coating group (7), a secondary exhaust air (8), a secondary drying box (9), a traction (10), a reeling (11), a rack (12) and a material membrane (13); the machine frame (12) is of an upper-lower double-layer structure, the whole machine is divided into 3 parts of a lower layer (14), a middle layer (15) and an upper layer (16), the unreeling (1) is arranged at the left position of the middle layer (15), and the material film (13) is led out from the unreeling (1) and then enters the preheating drying tunnel (2) clockwise and rightward; the material film (13) enters the primary coating group (3) from the left lower side after exiting from the preheating drying tunnel (2), the material film (13) enters the primary exhaust air (4) from the left upper side after exiting from the primary coating group (3), the material film (13) enters the primary drying box (5) from the primary exhaust air upwards after exiting from the primary drying box (5), the material film (13) enters the dustproof exhaust drying tunnel (6) rightward after exiting from the primary drying box (5), the material film (13) enters the secondary coating group (7) from the left lower side after exiting from the dustproof exhaust drying tunnel (6), the material film (13) enters the secondary exhaust air (8) from the left upper side after exiting from the secondary coating group (7), the material film (13) enters the secondary drying box (9) upwards after exiting from the secondary exhaust air (8), the material film (13) enters the traction (10) downwards, and the material film (13) enters the winding (11) upwards after exiting from the traction (10). The preheating drying tunnel (2) is arc-shaped, and surrounds the right side of the unreeling (1) in a clockwise direction, and the total length of the preheating drying tunnel is 6-7 meters. The primary coating group (3) is arranged at a left position in the lower layer (14) of the machine and is positioned below the unreeling (1), and the material film (13) is subjected to a primary coating process in the primary coating group (3). The primary exhaust air (4) and the primary drying box (5) are connected end to form an arc shape, and are arranged at the left side of the unreeling (1) according to the forward needle, and the total length of the primary exhaust air is 8-10 meters. The dustproof exhaust drying tunnel (6) is arranged at the uppermost part and the rightmost side of the whole machine according to a feeding route of a material film (13), the left side of the dustproof exhaust drying tunnel is connected with the primary drying box (5), the upper part of the dustproof exhaust drying tunnel is in a flat arc shape, the right side of the dustproof exhaust drying tunnel is in an arc shape which winds the winding (11) and runs clockwise, and the total length of the dustproof exhaust drying tunnel is 7-9 meters. The secondary coating group (7) is arranged at a right position in the lower layer (14) of the machine and is positioned at the right side of the primary coating group (3), the distance from the primary coating group (3) is about 8 meters, and the material film (13) is subjected to a secondary coating process in the secondary coating group (7). The secondary exhaust air (8) and the secondary drying box (9) are connected end to form a three-quarter circular arc shape, the three-quarter circular arc shape is distributed around the winding (11) in a clockwise direction, and the total length is 8-9 meters. The traction (10) is positioned above the secondary coating group (7) and below the rolling (11) and used for dragging the material film (13). The winding (11) is located on the right side of the layer (15) in the machine and above the secondary coating group (7), about 8 meters from the unwinding (1) on the left side thereof.
The invention also provides a reverse osmosis membrane secondary coating process, which comprises the steps of preheating, primary coating, primary exhaust drying, dustproof exhaust, secondary coating, secondary exhaust drying and traction, and finally winding, wherein the secondary coating on the same surface of the material membrane is completed through primary feeding, all material membrane guide rollers (18) positioned in a drying channel are not contacted with a coating layer (301), the material membrane is fed clockwise from unreeling to winding, and double-heart feeding routes are formed around the unreeling (1) and the winding (11) respectively.
Claims (10)
1. The secondary coating machine for the reverse osmosis membrane is characterized by comprising an unreeling machine (1), a preheating drying tunnel (2), a primary coating group (3), a primary exhaust air (4), a primary drying box (5), a dustproof exhaust drying tunnel (6), a secondary coating group (7), a secondary exhaust air (8), a secondary drying box (9), a traction machine (10), a reeling machine (11), a rack (12) and a material membrane (13); the machine frame (12) is of an upper-lower double-layer structure, the whole machine is divided into 3 parts of a lower layer (14), a middle layer (15) and an upper layer (16), the unreeling (1) is arranged at the left position of the middle layer (15), and the material film (13) is led out from the unreeling (1) and then enters the preheating drying tunnel (2) clockwise and rightward; the material film (13) enters the primary coating group (3) from the left lower side after exiting from the preheating drying tunnel (2), the material film (13) enters the primary exhaust air (4) from the left upper side after exiting from the primary coating group (3), the material film (13) enters the primary drying box (5) from the primary exhaust air upwards after exiting from the primary drying box (5), the material film (13) enters the dustproof exhaust drying tunnel (6) rightward after exiting from the primary drying box (5), the material film (13) enters the secondary coating group (7) from the left lower side after exiting from the dustproof exhaust drying tunnel (6), the material film (13) enters the secondary exhaust air (8) from the left upper side after exiting from the secondary coating group (7), the material film (13) enters the secondary drying box (9) upwards after exiting from the secondary exhaust air (8), the material film (13) enters the traction (10) downwards, and the material film (13) enters the winding (11) upwards after exiting from the traction (10).
2. The secondary coater for reverse osmosis membrane according to claim 1, wherein the preheating drying tunnel (2) is arc-shaped and surrounds the right side of the unreeled roll (1) in the clockwise direction, and the total length thereof is 6-7 m.
3. The secondary coater for a reverse osmosis membrane according to claim 1, wherein the primary coating group (3) is disposed at a position on the left side of the lower layer (14) of the machine and below the unreeled roll (1), and the material film (13) is subjected to the primary coating process in the primary coating group (3).
4. The secondary coater for reverse osmosis membrane according to claim 1, wherein the primary exhaust air (4) and the primary drying box (5) are connected end to form an arc shape, and are arranged on the left side of the unreeling (1) according to the forward needle, and the total length thereof is 8-10 m.
5. The secondary coater for reverse osmosis membrane according to claim 1, wherein the dustproof exhaust drying tunnel (6) is arranged at the uppermost and rightmost sides of the whole machine according to the material path of the material membrane (13), the left side is connected with the primary drying box (5), the upper part is shaped into a flatter arc, the right side is shaped into an arc which winds the winding (11) clockwise, and the total length is 7-9 meters.
6. The secondary coater for a reverse osmosis membrane according to claim 1, wherein the secondary coating group (7) is disposed at a right side of the primary coating group (3) in the lower layer (14) of the machine, and is located about 8 m from the primary coating group (3), and the material film (13) is subjected to the secondary coating process in the secondary coating group (7).
7. The secondary coater for the reverse osmosis membrane according to claim 1, wherein the secondary exhaust air (8) and the secondary drying box (9) are connected end to form a three-quarter circular arc shape, and are distributed around the winding (11) in a clockwise direction, and the total length is 8-9 meters.
8. The secondary coater for reverse osmosis membrane according to claim 1, wherein the drawing (10) is located above and right of the secondary coating group (7) and below and right of the winding (11) for drawing the material film (13).
9. A secondary coater for a reverse osmosis membrane according to claim 1, wherein the winding (11) is located on the right side of the middle layer (15) of the machine and above the secondary coating group (7) about 8 meters from the unwinding (1) on the left side thereof.
10. A reverse osmosis membrane secondary coating process is characterized in that: after unreeling, the material film is subjected to a preheating process, a primary coating process, a primary exhaust drying process, a dustproof exhaust process, a secondary coating process, a secondary exhaust drying process and a traction process, and finally enters a reeling, the twice coating of the same surface of the material film can be completed through one material feeding, all material film guide rollers (18) positioned in a drying tunnel are not contacted with a coating layer (301), the material film is fed clockwise from unreeling to reeling, and a double-heart-shaped feeding route is formed around the unreeling (1) and the reeling (11) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610469666.0A CN107537738B (en) | 2016-06-26 | 2016-06-26 | Secondary coating machine for reverse osmosis membrane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610469666.0A CN107537738B (en) | 2016-06-26 | 2016-06-26 | Secondary coating machine for reverse osmosis membrane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107537738A CN107537738A (en) | 2018-01-05 |
| CN107537738B true CN107537738B (en) | 2023-09-01 |
Family
ID=60960079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610469666.0A Active CN107537738B (en) | 2016-06-26 | 2016-06-26 | Secondary coating machine for reverse osmosis membrane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107537738B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110434024A (en) * | 2019-09-02 | 2019-11-12 | 常州恒锌禹晟智能装备股份有限公司 | A kind of oiliness PVDF diaphragm coating system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1475163A1 (en) * | 2003-05-05 | 2004-11-10 | Converting Machinery Sideco S.r.L | A plant for coating films with water-based or hot-melt adhesive |
| CN102380469A (en) * | 2011-12-05 | 2012-03-21 | 深圳市飞世尔实业有限公司 | Encircling drying channel and coating machine for producing anisotropic conductive film |
| CN104190586A (en) * | 2014-08-30 | 2014-12-10 | 江苏旭晶新能源科技有限公司 | Manufacturing equipment for solar rear panel film |
-
2016
- 2016-06-26 CN CN201610469666.0A patent/CN107537738B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1475163A1 (en) * | 2003-05-05 | 2004-11-10 | Converting Machinery Sideco S.r.L | A plant for coating films with water-based or hot-melt adhesive |
| CN102380469A (en) * | 2011-12-05 | 2012-03-21 | 深圳市飞世尔实业有限公司 | Encircling drying channel and coating machine for producing anisotropic conductive film |
| CN104190586A (en) * | 2014-08-30 | 2014-12-10 | 江苏旭晶新能源科技有限公司 | Manufacturing equipment for solar rear panel film |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107537738A (en) | 2018-01-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6383517B1 (en) | Double-side coating method and apparatus | |
| JP6959382B2 (en) | Paper roll manufacturing method and plant | |
| CN208674259U (en) | Pole piece molding machine | |
| CN103395271A (en) | Compound machine and compound method | |
| CN107537738B (en) | Secondary coating machine for reverse osmosis membrane | |
| CN109397832A (en) | A kind of EB solidifies three layers of equipment complex and technique | |
| CN105082761A (en) | Two-dimension code jet printing equipment | |
| JP2007044734A (en) | Device for straightening wire rod and device for assembling and wiring solar cell | |
| US6991717B2 (en) | Web processing method and apparatus | |
| CN101934627B (en) | Group-type logistics bidirectional holographic positioning overprinting machine | |
| JP2006144176A5 (en) | ||
| JP2017538643A5 (en) | ||
| CN209955474U (en) | Thermosensitive plate paper preparation device | |
| CN206456071U (en) | A kind of glue spraying set composite applied to nonwoven cloth material | |
| JP2016043682A (en) | Winding method for tire constituting member | |
| CN204096727U (en) | A kind of overlay film trouser-stretcher | |
| CN210529368U (en) | From type paper solid silicone oil flow direction of packaging line | |
| CN211169148U (en) | Capacitor core laminated material winding automatic deviation rectifying device | |
| CN203474028U (en) | Cored-paper-roll rewinder using airflow to assist winding | |
| CN209738495U (en) | EB curing and coating composite dual-purpose machine | |
| CN210522982U (en) | Oily PVDF diaphragm coating system | |
| KR101448196B1 (en) | Tubular shape felt filter manufacturing equipment | |
| CN210733444U (en) | Processing line for water-based pressure-sensitive adhesive composite non-setting adhesive material | |
| CN206436619U (en) | A kind of laser film transfer device on printing machine | |
| CN110921369A (en) | Body paper unwinding mechanism and toilet paper slitting rewinding device |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |