CN107511302A - The system of processing and method of screened film - Google Patents
The system of processing and method of screened film Download PDFInfo
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- CN107511302A CN107511302A CN201710702268.3A CN201710702268A CN107511302A CN 107511302 A CN107511302 A CN 107511302A CN 201710702268 A CN201710702268 A CN 201710702268A CN 107511302 A CN107511302 A CN 107511302A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/14—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation involving heating or cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/28—Processes for applying liquids or other fluent materials performed by transfer from the surfaces of elements carrying the liquid or other fluent material, e.g. brushes, pads, rollers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
- H05K9/0088—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising a plurality of shielding layers; combining different shielding material structure
Abstract
The invention provides a kind of system of processing of screened film and method, is related to electromangnetic spectrum field.The system of processing of screened film includes semi-finished product system of processing and finished product system of processing；Semi-finished product system of processing is used to apply layer of cloth on a carrier film so that the semi-finished product of screened film are made；Finished product system of processing is used for the conducting layer coated on diaphragm; and composite conductive layers and insulating barrier are with the finished product of obtained screened film; solves present in prior art the direct conducting layer coated glue on the semi-finished product of screened film; easily cause crawling, the reduction of coating continuity, open defect, the technical problem for influenceing properties of product; due to finished product system of processing first on diaphragm conducting layer coated; then the insulating barrier of conductive layer and semi-finished product is carried out compound and then obtains screened film so that the outward appearance and performance of screened film are more preferable.
Description
Technical field
The present invention relates to electromangnetic spectrum field, more particularly, to the system of processing and method of a kind of screened film.
Background technology
Electromagnetic shielding is widely used in the fields such as communication, electronic product, the network hardware, Medical Instruments, space flight and national defence,
Communication aspects, electromagnetic shielding is exactly the isolation to entering row metal between two spaces region, to control electric field, magnetic field and electromagnetic wave
By sensing and radiation of the region to another region.Specifically, it is exactly by component, circuit, sub-assembly, electricity with shield
Cable or the interference source of whole system are surrounded, and prevent from disturbing electromagnetic field to external diffusion, with shield by receiving circuit, equipment or
System is surrounded, and prevents them from being influenceed by external electromagnetic field, and electromagnetic shielding film is a kind of conventional shield.
Coating machine is mainly used in the surface coating process production of film, paper etc., and it is that coiled base material is applied into last layer
Glue, coating or ink of specific function etc., and the machinery equipment of rolling and storage is carried out after the drying.Coating machine is using special
Multi-functional coating head, the surface coating production of diversified forms can be realized, coating machine is developed so far, and can have been realized radium-shine transfer, scalded
The coating process of gold, optical film, diaphragm, electric thin and Medium Exchange film etc..
The coating production procedure of existing electromagnetic shielding film mainly applies layer of cloth on a carrier film, by the table of insulating barrier
After face drying is to be hardened, semi-finished product are made in the outside of insulating barrier processing metal level according to selection is actually needed, and in semi-finished product
Outside conducting layer coated glue, finally conductive layer outside fitting diaphragm so as to be made electromagnetic shielding film.
But carrier film needs to be dried and wound by coater oven after applying layer of cloth, some insulating barriers have ripe
Change processing procedure, mature making process of the carrier film after layer of cloth after coater oven or winding is applied, due to insulating barrier and carrier
Film thermal coefficient of expansion is different, and can produce stress causes edge warping or tension force uneven, follow-up directly toward being coated with insulating barrier
Conductive layer may have the risk of crawling；Secondly as semi-finished product may occur what winding rice number differed due to variety of problems
Situation, if the conducting layer coated directly on semi-finished product, it may be differed due to semi-finished product rice number and cause to be coated with continuity reduction, from
And reduce product yield；Furthermore due to containing filler, such as pigment, fire retardant various additives in the insulating barrier of screened film,
In the coating process of conductive layer, it is possible that mentioned component is scratched and causes the situation of open defect by coating head device；
Finally, the direct applying conductive glue-line on semi-finished product, the glue-line just coated are the wet films containing solvent, solvent may half-and-half into
The insulating barrier of product plays destruction, so as to influence properties of product.
The content of the invention
It is an object of the invention to provide a kind of system of processing of screened film and method, to solve present in prior art
The direct conducting layer coated glue on the semi-finished product of screened film, easily cause crawling, coating continuity reduces, outward appearance lacks
Fall into, influence the technical problem of properties of product.
The system of processing of screened film provided by the invention includes semi-finished product system of processing and finished product system of processing；
The semi-finished product system of processing is used to apply layer of cloth on a carrier film so that the semi-finished product of the screened film are made；
The finished product system of processing is used for the conducting layer coated on diaphragm, and the compound conductive layer and the insulating barrier
So that the finished product of the screened film is made.
Further, the semi-finished product system of processing includes being sequentially connected the first dispensing device, the first apparatus for coating, the
One drying unit and the first press fit device；
First dispensing device is used to send the carrier film to first apparatus for coating；
First apparatus for coating is used to be coated with the insulating barrier in the carrier film；
First drying unit is used to dry the insulating barrier；
First press fit device is used to make the carrier film of the coating insulating barrier pass through first press fit device
After obtain the semi-finished product.
Further, the semi-finished product system of processing also includes the first wrap-up；
First wrap-up is connected with first press fit device.
Further, the finished product system of processing include be sequentially connected the second dispensing device, the second apparatus for coating, second
Drying unit, the second press fit device and the 3rd dispensing device；
Second dispensing device is used to send the diaphragm to second apparatus for coating；
Second apparatus for coating is used to be coated with the conductive layer on the diaphragm；
Second drying unit is used to dry the conductive layer；
3rd dispensing device is used to send the semi-finished product to second press fit device；
Second press fit device is used to press the conductive layer and the insulating barrier to obtain the finished product.
Further, the finished product system of processing also includes the second wrap-up；
Second wrap-up is connected with second press fit device.
The system of processing processing screened film of screened film provided by the invention using any one of above-mentioned technical proposal
Method, including：
The insulating barrier is coated with the carrier film so that the semi-finished product are made；
Be coated with the conductive layer on the diaphragm, and by the conductive layer away from the side of the diaphragm with it is described
Insulating barrier carries out compound with the obtained finished product away from the side of the carrier film.
Further, the insulating barrier is coated with the carrier film so that the semi-finished product are made is specially：
The insulating barrier is coated with the side of the carrier film；
The insulating barrier is dried；
The carrier film of the coating insulating barrier after drying is pressed to obtain the semi-finished product.
Further, in addition to：
The semi-finished product are wound.
Further, the conductive layer is coated with the diaphragm, and by the conductive layer away from the diaphragm
Side is compound away from the progress of the side of the carrier film with the insulating barrier to be specially so that the finished product is made：
The conductive layer is coated with the side of the diaphragm；
The conductive layer is dried；
The conductive layer after drying is deviated from away from the side of the diaphragm and the insulating barrier of the semi-finished product
The side of the carrier film is pressed so that the finished product is made.
Further, in addition to：
The finished product is wound.
The system of processing of screened film provided by the invention includes semi-finished product system of processing and finished product system of processing.Specifically
Ground, semi-finished product system of processing are used to apply layer of cloth on a carrier film so that the semi-finished product of screened film are made, and finished product system of processing is used
In the conducting layer coated on diaphragm, and composite conductive layers and insulating barrier are with the finished product of obtained screened film.Compared to prior art
In, the coating production of screened film mainly applies layer of cloth on a carrier film, obtains semi-finished product, and be coated with the outside of semi-finished product
Conductive layer glue, finally it is bonded diaphragm in the outside of conductive layer and screened film is made, although the structure of obtained screened film is special
Levy it is identical, but due to finished product system of processing first on diaphragm conducting layer coated, then by the exhausted of conductive layer and semi-finished product
Edge layer carries out compound and then obtains screened film so that the screened film obtained using the system of processing of screened film provided by the invention
Outward appearance and performance are more preferable.
In the prior art, need to be dried and wound by coater oven after applying layer of cloth due to carrier film, what is had is exhausted
Edge layer has mature making process, mature making process of the carrier film after layer of cloth after coater oven or winding is applied, due to exhausted
Edge layer and carrier film thermal coefficient of expansion are different, and can produce stress causes edge warping or tension force uneven, follow-up directly toward absolutely
Conducting layer coated may have the risk of crawling in edge layer, because semi-finished product system of processing is after semi-finished product are obtained, not directly
Conducting layer coated is connect, therefore conductive layer caused by avoiding semi-finished product edge warping or tension force inequality is directly applied on semi-finished product
Caused crawling phenomenon；Secondly as the situation that winding rice number differs may occur due to variety of problems in semi-finished product, such as
Rear processing procedure or coating processing of semi-finished product etc., may be due to semi-finished product rice number not if the conducting layer coated directly on semi-finished product
One causes to be coated with continuity reduction, so as to reduce product yield, because semi-finished product system of processing is after semi-finished product are obtained, not directly
Conducting layer coated is connect, but conductive layer is coated on diaphragm, so that coating continuity improves, and improves product
Yield；Furthermore due to containing filler, such as pigment, fire retardant various additives in the insulating barrier of screened film, in conductive layer
In coating process, it is possible that mentioned component is scratched and causes the situation of open defect by coating head device, due to semi-finished product
System of processing is after semi-finished product are obtained, not direct conducting layer coated, but conductive layer is coated on diaphragm, then again will
Conductive layer and insulating barrier Compound Machining obtain screened film, scratch the filler of insulating barrier so as to avoid coating head device and cause
The occurrence of open defect；Finally, the direct applying conductive glue-line on semi-finished product, the glue-line just coated is containing the wet of solvent
Film, solvent may play destruction to the insulating barrier of semi-finished product, so as to influence properties of product, because finished product system of processing exists
On diaphragm after conducting layer coated again with insulating barrier Compound Machining when, the solvent in conductive layer can be made to volatilize, in conductive layer
The viscosity of the glued membrane that is formed by resin in itself is compound with semi-finished product after solvent volatilization, avoids and is directly applied to semi-finished product and causes
Destruction of the solvent to semi-finished product, so as to ensure that the performance of product.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the flow process chart of screened film in the prior art；
Fig. 2 is the flow process chart of screened film provided in an embodiment of the present invention；
Fig. 3 is the structural representation of the semi-finished product system of processing of the system of processing of screened film provided in an embodiment of the present invention；
Fig. 4 is the structural representation of the finished product system of processing of the system of processing of screened film provided in an embodiment of the present invention.
Icon：100- semi-finished product systems of processing；200- finished product systems of processing；The dispensing devices of 110- first；120- first is applied
Cloth apparatus；The drying units of 130- first；The press fit devices of 140- first；The wrap-ups of 150- first；The dispensing devices of 210- second；
The apparatus for coating of 220- second；The drying units of 230- second；The press fit devices of 240- second；The dispensing devices of 250- the 3rd；260- second
Wrap-up.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, such as occur term " " center ", " on ", " under ", "left", "right",
" vertical ", " level ", " interior ", " outer " etc., orientation or position relationship indicated by it are based on orientation shown in the drawings or position
Relation, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply that signified device or element must have
There is specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, as occurred
Term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to which explanation, unless otherwise clearly defined and limited, term " peace such as occurs
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment 1 and embodiment 2 are described in detail below in conjunction with the accompanying drawings：
Fig. 1 is the flow process chart of screened film in the prior art；Fig. 2 is the processing of screened film provided in an embodiment of the present invention
Flow chart；Fig. 3 is the structural representation of the semi-finished product system of processing of the system of processing of screened film provided in an embodiment of the present invention；Figure
4 be the structural representation of the finished product system of processing of the system of processing of screened film provided in an embodiment of the present invention.
Embodiment 1
Please with reference to Fig. 1-4, Fig. 1 is the flow process chart of screened film in the prior art, in the prior art, screened film
Coating production mainly applies layer of cloth on a carrier film, obtains semi-finished product, and in the outside conducting layer coated glue of semi-finished product,
Finally diaphragm is bonded in the outside of conductive layer and screened film is made, can be selected as needed the one of insulating barrier in actual production
Side processes metal level.
As shown in Fig. 2 present embodiments provide a kind of system of processing of screened film, including semi-finished product system of processing 100 with
And finished product system of processing 200, specifically：
Semi-finished product system of processing 100 is used to apply layer of cloth on a carrier film so that the semi-finished product of screened film are made；
Finished product system of processing 200 is used for the conducting layer coated on diaphragm, and composite conductive layers are shielded with insulating barrier with being made
Cover the finished product of film.
The system of processing of screened film includes semi-finished product system of processing 100 and finished product system of processing 200.Specifically, half into
Product system of processing 100 is used to apply layer of cloth on a carrier film so that the semi-finished product of screened film are made, and finished product system of processing 200 is used for
The conducting layer coated on diaphragm, and composite conductive layers and insulating barrier are with the finished product of obtained screened film.Compared in the prior art,
The coating production of screened film mainly applies layer of cloth on a carrier film, obtains semi-finished product, and coating is led in the outside of semi-finished product
Electric layer glue, finally it is bonded diaphragm in the outside of conductive layer and screened film is made, although the architectural feature of obtained screened film
It is identical, but due to finished product system of processing 200 first on diaphragm conducting layer coated, then by the exhausted of conductive layer and semi-finished product
Edge layer carries out compound and then obtains screened film so that the screened film obtained using the system of processing of screened film provided by the invention
Outward appearance and performance are more preferable.
In the prior art, need to be dried and wound by coater oven after applying layer of cloth due to carrier film, what is had is exhausted
Edge layer has mature making process, mature making process of the carrier film after layer of cloth after coater oven or winding is applied, due to exhausted
Edge layer and carrier film thermal coefficient of expansion are different, and can produce stress causes edge warping or tension force uneven, follow-up directly toward absolutely
Conducting layer coated may have the risk of crawling in edge layer, because semi-finished product system of processing 100 is after semi-finished product are obtained, not
Direct conducting layer coated, therefore conductive layer caused by avoiding semi-finished product edge warping or tension force inequality is directly applied to semi-finished product
Crawling phenomenon caused by upper；Secondly as the situation that winding rice number differs, example may occur due to variety of problems in semi-finished product
Rear processing procedure or the coating processing of such as semi-finished product, may be due to semi-finished product rice number if the conducting layer coated directly on semi-finished product
Differ and cause to be coated with continuity reduction, so as to reduce product yield, because semi-finished product system of processing 100 is after semi-finished product are obtained,
Not direct conducting layer coated, but conductive layer is coated on diaphragm, so that coating continuity improves, and improve
Product yield；Furthermore due to containing filler, such as pigment, fire retardant various additives in the insulating barrier of screened film, leading
In the coating process of electric layer, it is possible that mentioned component is scratched and causes the situation of open defect by coating head device, due to
Semi-finished product system of processing 100 is after semi-finished product are obtained, not direct conducting layer coated, but conductive layer is coated on into diaphragm
On, conductive layer and insulating barrier Compound Machining are then obtained into screened film again, insulating barrier is scratched so as to avoid coating head device
Filler and the occurrence of cause open defect；Finally, direct applying conductive glue-line, the glue-line just coated are on semi-finished product
Wet film containing solvent, solvent may play destruction to the insulating barrier of semi-finished product, so as to influence properties of product, due into
Product system of processing 200 after conducting layer coated on diaphragm again with insulating barrier Compound Machining when, the solvent in conductive layer can be made
Volatilize, viscosity of the glued membrane formed after the solvent volatilization in conductive layer by resin in itself is compound with semi-finished product, avoids directly
Destruction of the solvent to semi-finished product caused by being applied to semi-finished product, so as to ensure that the performance of product.
In a kind of specific embodiment, as shown in figure 3, semi-finished product system of processing 100 includes the first hair being sequentially connected
Send device 110, the first apparatus for coating 120, the first drying unit 130 and the first press fit device 140.Specifically, first send
Device 110 can be transmitted for sending carrier film to the first apparatus for coating 120, the first dispensing device 110 using back flow roll, carrier
Film is transmitted between back flow roll.First apparatus for coating 120 is used to apply layer of cloth on a carrier film, and the first apparatus for coating 120 wraps
Brushing part is included, brushing part can use slit type coating head, comma coating head or scraper, so that insulating barrier can obtain preferable painting
Cloth quality.The first drying unit 130 is delivered to after carrier film is coated, the first drying unit 130 is used to dry insulating barrier
It is dry, so that the surface of insulating barrier can as early as possible be dried and harden, it is easy to follow-up operation.Is transported to after insulating barrier drying
One press fit device 140, the first press fit device 140 are used to make the carrier film of painting layer of cloth to be obtained after the first press fit device 140
To semi-finished product, can avoid, because insulating barrier and carrier film thermal coefficient of expansion are different, causing side using the first press fit device 140
The phenomenon of edge warpage or tension force inequality, the processing of semi-finished product can also choose whether to carry out drying operation according to being actually needed.
For ease of follow-up operation, semi-finished product is set in rolls, accelerate operating efficiency, semi-finished product system of processing 100 is also wrapped
The first wrap-up 150 is included, the first wrap-up 150 is connected with the first press fit device 140, for will be by the first press fit device
The semi-finished product of 140 transmission are wound, so that semi-finished product are set in rolls.First press fit device 140 is located at the first drying unit
130 and first between wrap-up 150, plays a part of tension force cut-off, avoids semi-finished product edge warping or tension force uneven, and will
Semi-finished product after pressing are transmitted to the first wrap-up 150 and wound.
In another specific embodiment, as shown in figure 4, finished product system of processing 200 includes the second hair being sequentially connected
Send device 210, the second apparatus for coating 220, the second drying unit 230, the second press fit device 240 and the 3rd dispensing device 250.
Specifically, the second dispensing device 210 can use the back of the body for sending diaphragm to the second apparatus for coating 220, the second dispensing device 210
Roller is transmitted, and diaphragm is transmitted between back flow roll.Second apparatus for coating 220 is used for the conducting layer coated on diaphragm, the
Two apparatus for coating 220 include brushing part, and brushing part can use slit type coating head, comma coating head or scraper, so that conductive layer
Preferable coating quality can be obtained.The second drying unit 230 is delivered to after diaphragm is coated, the second drying unit 230 is used
Dried in conductive layer, so that the solvent volatilization in conductive layer, specifically, the second drying unit 230 is set should basis
The solvent of conductive layer glue is different and sets different temperature, and temperature can be set in the volatilization point of solvent between boiling point, with up to
To the effect that solvent is carried out to conductive layer glued membrane.Be transported to the second press fit device 240 after conductive layer drying, at the same half into
Semi-finished product are arranged on the 3rd dispensing device 250 by product system of processing 100 after semi-finished product are made, by the 3rd dispensing device 250
Semi-finished product are sent to the second press fit device 240, the second press fit device 240 is used to press conductive layer and insulating layer to obtain
To finished product, specifically, the second press fit device 240 is by side of the insulating barrier of semi-finished product away from carrier film with conductive layer away from protection
The side contacts pressing of film, so that the finished product of screened film is made.In another embodiment, semi-finished product also can be through the first press fit device
140 obtain after can be fed directly to the second press fit device 240, make conductive layer and insulating barrier direct combination.Meanwhile to make conductive layer
Glued membrane by resin in itself viscosity it is compound with semi-finished product, when multiple working is carried out, conductive layer and insulating barrier progress it is compound
The temperature of processing is 40-100 DEG C, makes conductive layer softening thickening, specifically, the second press fit device 240 itself can design temperature,
Normal temperature pressing is replaced by, but the conductive layer before being pressed need to be heated by certain mode so that conductive layer softens.
For ease of follow-up operation, finished product is set to set in rolls, finished product system of processing 200 also includes the second wrap-up 260,
Second wrap-up 260 is connected with the second press fit device 240, for the finished product to being obtained after the pressing of the second press fit device 240
Wound, so that finished product is set in rolls, be easy to manage and transport.
It should be noted that the present embodiment uses to illustrate the semi-finished product of screened film and the processing mode of finished product and flow
Semi-finished product system of processing 100 and finished product system of processing 200 illustrate, and semi-finished product system of processing 100 includes the first dispensing device
110th, the first apparatus for coating 120, the first drying unit 130, the first press fit device 140 and the first wrap-up 150, finished product processing
System 200 includes the second dispensing device 210, the second apparatus for coating 220, the second drying unit 230, the second press fit device 240, the
Three dispensing devices 250 and the second wrap-up 260, in actual production process, semi-finished product system of processing 100 and finished product system of processing
200 can use same set of coating apparatus, or cover coating apparatus more, if the coating apparatus include that the present embodiment provides half into
Relevant art feature in product system of processing 100 or finished product system of processing 200, that is, belong to the protection domain of the application.
In the alternative of the present embodiment, the material of diaphragm includes mould release membrance, release liners or inviscid PET.Generally
In the case of in order to increase the off-type force of plastic sheeting, plastic sheeting can be done plasma treatment, allow it to have for a variety of
Machine pressure sensitive adhesive can show extremely light and stable off-type force.Diaphragm can shell diaphragm using mould release membrance or release liners
From when reach extremely light and stable off-type force.PET refers to polyethylene terephthalate, and it is terephthalic acid (TPA) and ethylene glycol
Condensation polymer, there is good creep resistance, resistance to fatigue resistance, abrasion-resistant and good stability of the dimension, abrasion are small and hardness is high, protect
Film uses inviscid PET, diaphragm is torn off easily.
In the alternative of the present embodiment, semi-finished product system of processing 100 also includes auxiliary layer coating unit.Specifically, auxiliary layer
Coating unit deviates between the first drying unit 130 and the first press fit device 140 for coating auxiliary layer to the insulating barrier
The side of the carrier film.Auxiliary layer includes metal level or graphene layer.Metal level can be set according to selection is actually needed, metal level
Setting screened film can be made to obtain more preferable electric conductivity and shielding properties.Graphene be the most thin, intensity having now been found that most
Greatly, the most strong a kind of novel nano-material of electrical and thermal conductivity performance, the setting of graphene layer can also ensure that screened film obtains more preferably
Electric conductivity and shielding properties.
Embodiment 2
The method for present embodiments providing a kind of system of processing processing screened film of the screened film in Application Example 1, bag
Include：
Layer of cloth is applied on a carrier film so that semi-finished product are made, and being made for semi-finished product can pass through semi-finished product system of processing 100
To complete；
The conducting layer coated on diaphragm, and conductive layer is deviated from the one of carrier film away from the side of diaphragm and insulating barrier
Side progress is compound can be completed with finished product, being made for finished product by finished product system of processing 200.
Apply layer of cloth on a carrier film is specially so that semi-finished product are made：
Layer of cloth is applied in the side of carrier film, can be sent carrier film to the first coating by the first dispensing device 110
Device 120, layer of cloth is then applied on a carrier film using the coating head of the first apparatus for coating 120；
Insulating barrier is dried, the carrier film after painting layer of cloth can be sent to the first drying unit 130 and complete to dry
Dry operation；
The carrier film of painting layer of cloth after drying is pressed to obtain semi-finished product, insulating barrier is through the first drying unit
The first press fit device 140 is sent into after 130 drying to press the carrier film for applying layer of cloth.
Obtained semi-finished product can be transmitted to the first wrap-up 150 by the first press fit device 140 and wound after pressing
Storage.
The conducting layer coated on diaphragm, and conductive layer is deviated from the one of carrier film away from the side of diaphragm and insulating barrier
Side progress is compound to be specially with finished product：
In the side conducting layer coated of diaphragm, diaphragm can be sent to the second coating by the second dispensing device 210
Device 220, then using the coating head of the second apparatus for coating 220 on diaphragm conducting layer coated；
Conductive layer is dried, the diaphragm after conducting layer coated can be sent to the second drying unit 230 and complete to dry
Dry operation；
Conductive layer after drying is carried out away from the insulating barrier of the side of diaphragm and semi-finished product away from the side of carrier film
Pressing is with finished product, and conductive layer is after the drying of the second drying unit 230, the semi-finished product one with the transmission of the 3rd dispensing device 250
Pressed with the second press fit device 240 is sent into, insulating barrier and conductive layer is in contact and is pressed and complete Compound Machining, so as to make
Obtain finished product.
Obtained finished product can carry out rolling and storage by the second wrap-up 260 after pressing.
Because the processing method of screened film includes the processing of semi-finished product and the processing of finished product, the system of processing of finished product is first
The conducting layer coated on diaphragm, then the insulating barrier of conductive layer and semi-finished product is carried out compound to obtain screened film so that utilize
The outward appearance and performance for the screened film that the processing method for the screened film that the present embodiment provides obtains are more preferable.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of system of processing of screened film, it is characterised in that including semi-finished product system of processing (100) and finished product system of processing
(200)；
The semi-finished product system of processing (100) is used to apply layer of cloth on a carrier film so that the semi-finished product of the screened film are made；
The finished product system of processing (200) is used for the conducting layer coated on diaphragm, and the compound conductive layer and the insulation
Layer is with the finished product of the obtained screened film.
2. the system of processing of screened film according to claim 1, it is characterised in that the semi-finished product system of processing (100)
Including the first dispensing device (110), the first apparatus for coating (120), the first drying unit (130) and the first pressure being sequentially connected
Attach together and put (140)；
First dispensing device (110) is used to send the carrier film to first apparatus for coating (120)；
First apparatus for coating (120) is used to be coated with the insulating barrier in the carrier film；
First drying unit (130) is used to dry the insulating barrier；
First press fit device (140) is used to make the carrier film of the coating insulating barrier pass through first press fit device
(140) semi-finished product are obtained after.
3. the system of processing of screened film according to claim 2, it is characterised in that the semi-finished product system of processing (100)
Also include the first wrap-up (150)；
First wrap-up (150) is connected with first press fit device (140).
4. the system of processing of screened film according to claim 2, it is characterised in that finished product system of processing (200) bag
Include the second dispensing device (210) being sequentially connected, the second apparatus for coating (220), the second drying unit (230), the second pressing dress
Put (240) and the 3rd dispensing device (250)；
Second dispensing device (210) is used to send the diaphragm to second apparatus for coating (220)；
Second apparatus for coating (220) is used to be coated with the conductive layer on the diaphragm；
Second drying unit (230) is used to dry the conductive layer；
3rd dispensing device (250) is used to send the semi-finished product to second press fit device (240)；
Second press fit device (240) is used to press the conductive layer and the insulating barrier to obtain the finished product.
5. the system of processing of screened film according to claim 4, it is characterised in that the finished product system of processing (200) is also
Including the second wrap-up (260)；
Second wrap-up (260) is connected with second press fit device (240).
6. a kind of method of the system of processing processing screened film of screened film of application as any one of claim 1-5, its
It is characterised by, including：
The insulating barrier is coated with the carrier film so that the semi-finished product are made；
The conductive layer is coated with the diaphragm, and by the conductive layer away from the side of the diaphragm and the insulation
Layer carries out compound with the obtained finished product away from the side of the carrier film.
7. the processing method of screened film according to claim 6, it is characterised in that be coated with the carrier film described exhausted
Edge layer be made the semi-finished product be specially：
The insulating barrier is coated with the side of the carrier film；
The insulating barrier is dried；
The carrier film of the coating insulating barrier after drying is pressed to obtain the semi-finished product.
8. the processing method of screened film according to claim 7, it is characterised in that also include：
The semi-finished product are wound.
9. the processing method of screened film according to claim 6, it is characterised in that led on the diaphragm described in coating
Electric layer, and the conductive layer is answered away from the side of the diaphragm with the insulating barrier away from the side of the carrier film
Close and be specially so that the finished product is made：
The conductive layer is coated with the side of the diaphragm；
The conductive layer is dried；
The insulating barrier of the conductive layer after drying away from the side of the diaphragm and the semi-finished product is deviated from described
The side of carrier film is pressed so that the finished product is made.
10. the processing method of screened film according to claim 9, it is characterised in that also include：
The finished product is wound.
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| CN201710702268.3A CN107511302A (en) | 2017-08-16 | 2017-08-16 | The system of processing and method of screened film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109496063A (en) * | 2018-12-27 | 2019-03-19 | 武汉天马微电子有限公司 | Electromagnetic shielding film and its manufacturing method, flexible circuit board and its manufacturing method |
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