CN110862783B - Waterproof breathable membrane component - Google Patents
Waterproof breathable membrane component Download PDFInfo
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- CN110862783B CN110862783B CN201911233066.4A CN201911233066A CN110862783B CN 110862783 B CN110862783 B CN 110862783B CN 201911233066 A CN201911233066 A CN 201911233066A CN 110862783 B CN110862783 B CN 110862783B
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- film
- waterproof breathable
- waterproof
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- membrane
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/16—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the structure of the carrier layer
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- Organic Chemistry (AREA)
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Abstract
The invention discloses a waterproof breathable membrane assembly, which comprises: a base material on which a waterproof and breathable film is provided through a first adhesive layer; the transfer film is arranged on the upper end face of the waterproof breathable film through a second adhesive layer; the waterproof breathable film is provided with air holes, and the first bonding layer and the second bonding layer are provided with through holes matched with the air holes; at least one side edge of the transfer film is provided with a first handle bent upwards; the base material is provided with a plurality of arc-shaped bulges at one side matched with the waterproof breathable film. The invention provides a waterproof breathable membrane assembly, which can enable the separation effect of a waterproof breathable membrane and a base material to be better through limiting the structure of the waterproof breathable membrane assembly and through an arc-shaped bulge on the base material, and the structural design of a bending handle enables the waterproof breathable membrane assembly to be more easily matched with industrial production and artificial fitting, so that the waterproof breathable membrane assembly has better stability and better installation effect in installation.
Description
Technical Field
The invention relates to a device used under the condition that equipment is breathable and waterproof. More particularly, the present invention relates to a waterproof and breathable film assembly for use in the waterproof and breathable context of electronic equipment.
Background
Electronic equipment such as cell-phone, notebook computer, intercom, bluetooth headset, outdoor watch-dog, function bracelet, intelligent wrist-watch for reduce the damage that leads to the fact electronic equipment when aquatic sports, outdoor environment and daily life water, generally at electronic equipment's speaker, microphone or earphone department assembly waterproof ventilated membrane. The waterproof layer of the prior art achieves the dustproof and waterproof effect, which is actually determined by the characteristics of the PTFE film, and has no specificity. The prior art does not provide a technical solution to the sealing problem of the waterproof layer combined with the mobile phone through the adhesive, and the prior art does not provide a production process for industrially producing the breathable waterproof film with waterproof and breathable effects.
In the prior art, there are also waterproof breathable film assemblies for industrial production by a manufacturing method, such as a waterproof breathable film assembly for electronic devices and a manufacturing method thereof, which assembly includes a layer of waterproof breathable film; the waterproof breathable film comprises a middle breathable part and an annular mounting part surrounding the breathable part; the annular mounting part is attached with an annular hot melt adhesive layer with the same shape as the annular mounting part; the middle of the hot melt adhesive layer is provided with an air hole corresponding to the air permeable part of the waterproof air permeable membrane; the other side of the waterproof breathable film opposite to the hot melt adhesive layer is covered with a layer of pull sheet layer, and the waterproof breathable film has the defects that the separation of the substrate and the waterproof breathable film only depends on the characteristics of the bonding material for releasing, the pull sheet layer and the waterproof breathable layer are separated possibly in the separation process and limited by the height of the waterproof breathable film assembly, although the handle is arranged on the upper surface of the pull sheet layer, the combination effect of the pull sheet layer and the waterproof breathable layer is not good with machinery and manpower, the actual processing and use cannot be facilitated, the preparation method is complex, the cost is too high, and the adaptability is not high.
Disclosure of Invention
An object of the present invention is to solve at least the above problems and/or disadvantages and to provide at least the advantages described hereinafter.
Still another object of the present invention is to provide a waterproof and breathable membrane assembly, which can be separated from a substrate better by limiting the structure of the waterproof and breathable membrane assembly and by the arc-shaped protrusion on the substrate, and the structural design of the bending handle makes it easier to match with industrial production and artificial fitting, so that the stability during installation is better and the installation effect is better.
To achieve these objects and other advantages in accordance with the purpose of the invention, there is provided a waterproof breathable film assembly, comprising:
a base material on which a waterproof and breathable film is provided through a first adhesive layer;
the transfer film is arranged on the upper end face of the waterproof breathable film through a second adhesive layer;
the waterproof breathable film is provided with air holes, and the first bonding layer and the second bonding layer are provided with through holes matched with the air holes;
at least one side edge of the transfer film is provided with a first handle bent upwards;
the base material is provided with a plurality of arc-shaped bulges at one side matched with the waterproof breathable film.
Preferably, a single-separation type film is further arranged between the base material and the waterproof breathable film;
wherein the length of the single-separation type membrane is configured to be smaller than the length of the waterproof breathable membrane.
Preferably, the single-type membrane has an extension part extending out of the waterproof membrane on at least one side edge.
Preferably, the extension part is provided with at least one positioning hole which is matched with external equipment so as to separate the single-release film from the waterproof breathable film.
Preferably, the separable membrane is provided with a second handle bent downward on at least one side edge having a length smaller than the one side or the extended portion of the waterproof breathable membrane.
Preferably, the waterproof breathable film is configured to be one of an expanded polytetrafluoroethylene laminated film layer or a PE polymer breathable film;
wherein, the side of the waterproof breathable film matched with the transfer film is configured to be provided with an arc-shaped surface.
A method of making a waterproof, breathable film assembly, comprising:
s1, arranging a plurality of arc-shaped bulges on the base material by adopting a glue dispensing or hot pressing mode to obtain a base layer module;
s2, obtaining a waterproof breathable film with an arc-shaped surface on one surface in a hot-pressing compounding mode;
s3, arranging a first bonding layer on one side of the plane of the waterproof breathable film in a rolling manner to obtain a waterproof breathable module;
s4, arranging a second adhesive layer on one side of the transfer film, and rolling at least one side edge of the first transfer module through a pressing assembly to obtain an adapter module with a first handle;
s5, covering one side of the waterproof and breathable module, which is provided with the first bonding layer, above the base layer module, and performing primary compounding on the side through a hot pressing mode to obtain the waterproof and breathable module;
s6, covering the side, provided with the second bonding layer, of the transfer module above the waterproof breathable module, and performing secondary compounding on the side in a hot-pressing mode to obtain a waterproof breathable membrane assembly;
and S7, cutting the shapes of the two opposite sides of the transfer module and the waterproof breathable module by using a first die-cutting knife.
Preferably, the step S1 further includes:
s11, arranging a third adhesive layer matched with the release film on one side of the release film in a rolling manner to obtain a single release film, and folding the side edge of the single release film through a matched pressing assembly to obtain a second handle;
s12, covering one side of the single-release film with the third adhesive layer on one side of the substrate with the arc-shaped bulge, and ensuring that one side edge of the single-release film and one side wall of the substrate have a distance of 0.75-1.5 cm;
and S13, compounding the single-release film on the substrate in a hot pressing mode to obtain the basic layer module.
Preferably, the method further comprises the following steps:
s8, cutting the side edge of the single-separation type membrane by using a second die-cutting rule which has a distance of 0.5-1cm from the first die-cutting rule, and punching a positioning hole on the extension part of the cut single-separation type membrane by using a punching machine to obtain a finished product of the waterproof breathable membrane component;
the second die-cutting rule is configured on the rotating roller, and a plurality of mounting grooves for mounting the second die-cutting rule are formed in the circumferential direction of the rotating roller;
a plurality of elastic pressing sheets matched with the second die-cutting cutters are arranged at the bottom of the mounting groove;
the cutting edges of the second die-cutting rule are configured to be in a fan-shaped structure, and the cutting edge of each cutting edge is configured to be an inclined edge.
Preferably, wherein the pressing assembly is configured to include:
the pressing plate is used for pressing the upper surface of the film to be rolled;
the bending mechanism is used for bending the film to be rolled from bottom to top;
a stretching roller for pressing the bent film to be rolled through horizontal reciprocating motion;
the thickness of the pressing plate is configured to be 0.1cm, and the pressing plate is provided with conical parts on the upper two surfaces close to one side to be bent, so that the thickness of the side, which is most towards the side to be bent, of the pressing plate is 0.025-0.05 cm;
the bending mechanism is configured to comprise a bending plate which is flush with the working table surface, and a telescopic mechanism which is arranged below the bending plate so as to enable the bending plate to vertically reciprocate;
the extension pressing roller is arranged above the bending plate and is deviated to the pressing plate by 0.25-0.5cm, and the surface of the extension pressing roller is provided with extension embossing.
The invention at least comprises the following beneficial effects: the structure of the waterproof breathable membrane assembly can be limited, the separation effect of the waterproof breathable membrane assembly and the base material is better through the arc-shaped bulge on the base material, and the bending handle is easy to match with industrial production and artificial fitting due to the structural design, so that the stability of the waterproof breathable membrane assembly in installation is better, and the installation effect is better.
Secondly, the structure of the waterproof breathable film assembly is further limited, so that the waterproof breathable film assembly is protected in work, and the good installation effect is guaranteed.
Thirdly, the waterproof breathable membrane assembly is matched with the structure through the method for preparing the waterproof breathable membrane assembly, the preparation work of the assembly is completed, meanwhile, the characteristic integrity of the waterproof breathable membrane is better ensured through the hot pressing process, the waterproof breathable performance of the assembly is more excellent, meanwhile, the structure of the equipment is easier for flow process, the method is simple, the processing cost is controllable, and the waterproof breathable membrane assembly can be better matched with the structure of the assembly.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic cross-sectional view of a waterproof breathable membrane assembly according to one embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a waterproof breathable membrane assembly according to another embodiment of the present invention;
FIG. 3 is a schematic top view of a waterproof and breathable membrane assembly according to another embodiment of the present invention;
FIG. 4 is a schematic structural view of a second die-cutting rule;
fig. 5 is a schematic spatial layout structure of a pressing assembly.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
Fig. 1-2 show an implementation of a waterproof breathable membrane assembly according to the invention, comprising:
the waterproof breathable film comprises a base material 1, a first adhesive layer 2 and a second adhesive layer, wherein the waterproof breathable film 3 is arranged on the base material through the first adhesive layer 2, the base material can be made of materials with certain hardness in a normal condition, so that the base material can be matched with flow production, the waterproof breathable film is arranged on the base material and is compounded into a whole through the first adhesive layer, and meanwhile, the waterproof breathable film is protected when not used;
the transfer film 4 is arranged on the upper end face of the waterproof breathable film through the second bonding layer 5 and used for protecting the waterproof breathable film, and meanwhile, when the waterproof breathable film is separated from the base material, the transfer film is transferred through the transfer film, the transfer film can be matched with the waterproof breathable film through the second bonding layer to form an integrated structure, and meanwhile, the transfer film is separated from the waterproof breathable film through the second bonding layer, so that two ends for installing the waterproof breathable film can be protected in work;
the waterproof breathable film is provided with air holes (not shown), the first bonding layer and the second bonding layer are provided with through holes (not shown) matched with the air holes, the first bonding layer and the second bonding layer can be matched with the installation positions of equipment devices through the air holes and the through holes, and the sizes, the positions and the structures of the first bonding layer and the second bonding layer are matched with parts of different equipment;
the transfer film is characterized in that at least one side edge of the transfer film is provided with an upward-bent first handle 6, under the condition, when the transfer film is separated from the waterproof breathable film, the first handle can provide an acting point when the transfer film is operated by a manipulator or a worker, and the manipulator and the worker can not pollute the waterproof breathable film;
the base material is provided with a plurality of arc-shaped bulges (not shown) with waterproof ventilated membrane matched with one side, through the effect of a plurality of arc-shaped bulges, make its surface when contact with waterproof ventilated membrane, the roughness can receive certain injecing, when carrying out the separation like this, the interference between base material and the waterproof ventilated membrane is littleer, this kind of structural design, make waterproof ventilated membrane subassembly before the installation, can be through the transfer membrane, the base material protects its two sides, and then its stability when the installation, simultaneously through the design of the first in command, make it can cooperate with manipulator or manual work through the first in command when the installation, and then protect waterproof ventilated membrane.
In another example, as shown in fig. 1-2, a separate membrane 7 is further disposed between the substrate and the waterproof breathable membrane, and by the action of the separate membrane, when the waterproof breathable membrane is separated from the substrate, the waterproof breathable membrane can be protected by the separate membrane, so as to prevent the waterproof breathable membrane from being damaged during the transfer process;
the length of the single-separation type membrane is configured to be smaller than that of the waterproof breathable membrane, and the length difference is adopted in the scheme, so that the exposed part of the waterproof breathable membrane can be firstly compounded with the part of the equipment to be laminated in the processing and laminating process, the unexposed part of the waterproof breathable membrane is slowly separated out through the single-separation type membrane after compounding, the waterproof breathable membrane component is prevented from being polluted when the waterproof breathable membrane is installed and separated, the installation effect is better, in the actual operation, the part which is in shortage between the base material and the waterproof membrane can be extended according to the requirement, the surface of the single-separation type membrane on the upper surface extended from the base material is flushed through the height of the distance difference of extending the base material part, a supporting part 23 is obtained, the omnibearing protection of the waterproof breathable membrane is ensured, and the stability of the product in working is ensured.
As shown in fig. 3, in another example, the single-separation type membrane has an extension portion 8 extending out of the waterproof membrane on at least one side edge, which is used for making a length difference between the single-separation type membrane and the waterproof breathable membrane through the action of the extension portion, so that when the waterproof breathable membrane is installed, the waterproof breathable membrane can be firstly matched with one side without the single-separation type membrane and the installation site, and then the extension portion is acted by a manipulator or a human, so as to realize the separation between the waterproof breathable membrane and the single-separation type membrane as soon as possible, and the installation surface of the waterproof breathable membrane is not polluted in work.
In another example, as shown in fig. 3, at least one positioning hole 9 is disposed on the extension portion and is matched with an external device to separate the separable membrane from the waterproof breathable membrane, so that an external manipulator can act on the positioning hole through the action of the positioning hole, and then the manipulator is combined with the positioning hole to separate the waterproof breathable membrane from the separable membrane, and further the waterproof breathable membrane is matched with the position to be installed through other devices.
In another example, as shown in fig. 1-2, the separable membrane is provided with a second handle 10 bent downward on at least one side of a side or an extension part having a length smaller than that of the waterproof and breathable membrane, and in this case, during the installation work, the separable membrane can be quickly separated from the waterproof and breathable membrane by the second handle, thereby ensuring the stability of the installation.
In another example, the waterproof breathable film is configured to adopt one of an expanded polytetrafluoroethylene composite film layer or a PE high-molecular breathable film, and the material of the breathable film is limited so as to adapt to different requirements on waterproof and breathable in different installation equipment;
wherein, waterproof ventilated membrane and transfer membrane matched with one side are configured to have the arcwall face, set up the arcwall face through the surface at waterproof ventilated membrane for when its surface has moisture, its surface of accessible has an inclination, makes that moisture can be quick to separate with the surface, and then guarantees that waterproof gas permeability accords with actual need.
A method of making a waterproof, breathable film assembly, comprising:
s1, arranging a plurality of arc-shaped bulges on the base material by adopting a glue dispensing or hot pressing mode to obtain a base layer module;
s2, obtaining a waterproof breathable film with an arc-shaped surface on one surface in a hot-pressing compounding mode;
s3, arranging a first bonding layer on one side of the plane of the waterproof breathable film in a rolling manner to obtain a waterproof breathable module;
s4, arranging a second adhesive layer on one side of the transfer film, and rolling at least one side edge of the first transfer module through a pressing assembly to obtain an adapter module with a first handle;
s5, covering one side of the waterproof and breathable module, which is provided with the first bonding layer, above the base layer module, and performing primary compounding on the side through a hot pressing mode to obtain the waterproof and breathable module;
s6, covering the side, provided with the second bonding layer, of the transfer module above the waterproof breathable module, and performing secondary compounding on the side in a hot-pressing mode to obtain a waterproof breathable membrane assembly;
s7, cutting the shapes of the two opposite sides of the transfer module and the waterproof breathable module by a first die-cutting knife, in the scheme, the combination between the parts is realized by the arrangement of the first bonding layer and the second bonding layer, the materials of the first bonding layer and the second bonding layer can be arranged to form a parting glue solution according to the requirement, and the parting force of the first bonding layer is set to be smaller than that of the second bonding layer according to the flow sequence in the installation, so that the separation effect is better when the waterproof breathable film is separated from the base material film by the transfer film, and in the working mode, after all the parts are bonded into a whole by the bonding layers, one side edge of the transfer film is rolled by a pressing assembly, at least one side edge in the opposite side edges can be rolled to form a first handle which is folded to be superposed with the upper surface of the first handle, and the other side edge of the first handle can be bent according to the requirement, the first die-cutting rule can be configured into laser etching according to requirements, the transfer film and the waterproof breathable film are cut according to requirements so as to meet the use and installation requirements, the waterproof breathable film and the first bonding layer can be subjected to laser etching in a flow etching mode, so that a vent hole matched with an interface on equipment is formed in the waterproof breathable film, the waterproof breathable film with the arc surface is realized by a hot pressing mode through a module matched with the arc surface, a plurality of arc bulges are arranged on the base film, the effect is better when the waterproof breathable film is separated from the base film, the arc bulges are formed by a plurality of brush needles in a matrix layout, arc grooves matched with the arc bulges are arranged in the brush needles, and the arc bulges are formed in the arc grooves after the arc grooves are cooled through hot pressing or spot dipping solution, with substrate material matched with arch, further the mode through hot pressing is protruding with the arc and the substrate is compound mutually, obtains basic unit's module, and this kind of scheme makes the ventilation effect of waterproof ventilative module equipment better, and equipment structure's stability is better, and can also set the surface of waterproof ventilated membrane to not too smooth effect as required, if set up some indentation or line and then guarantee that the separation effect in later stage is better, ventilation effect is better.
In another example, step S1 further includes:
s11, arranging a third adhesive layer matched with the release film on one side of the release film in a rolling manner to obtain a single release film, and folding the side edge of the single release film through a matched pressing assembly to obtain a second handle, wherein in the scheme, a release film is arranged between the waterproof release film and the substrate under the action of the third adhesive layer, and the single release film is formed through the third adhesive layer arranged on the release film, so that when the waterproof breathable film is separated from the substrate, the waterproof breathable film is protected under the action of the single release film, and the stability of the waterproof breathable film during installation is ensured;
s12, covering one side of the single-release film with the third adhesive layer on one side of the substrate with the arc-shaped bulge, and ensuring that one side edge of the single-release film and one side wall of the substrate have 0.75-1.5cm, when the single-release film acts on the transfer film in this way, the single-release film can be quickly separated from the substrate, and simultaneously, through the distance difference between the single-release film and the substrate, the same distance difference is ensured between the release film and the waterproof breathable film, when the film is installed, the waterproof breathable film can be partially exposed outside through the distance difference, so that the film can be quickly matched with a position to be installed when the film is installed, and further, when the film is installed, only part of the waterproof breathable film is matched with the installation position, and other films can be protected through the single-release film;
s13, the single-release film is compounded on the substrate in a hot-pressing mode to obtain the basic module, and in the mode, the basic module has more protective layers after one layer transfer compared with the prior art, so that the stability of the film group during installation is ensured.
As shown in fig. 4, in another example, the method further includes:
s8, cutting the side edge of the single-type film by using a second die-cutting knife 11 with a distance of 0.5-1cm from a first die-cutting knife (not shown), punching a positioning hole on the extension part of the cut single-type film by using a punching machine to obtain a finished product of the waterproof breathable film assembly, trimming the waterproof breathable film and the transfer die by using the first die-cutting knife, and trimming the single-type film by using the second die-cutting knife so as to ensure that the width between the release film and the waterproof breathable film is different, so that when the waterproof breathable film is installed, a protective film on the waterproof breathable film is removed under the action of the single-type film, and the waterproof breathable film can be matched with a manipulator or an operator through the distance difference so as to finish the rapid film stripping operation;
the second die-cutting rule is configured on the rotating roller 12, a plurality of mounting grooves 13 for mounting the second die-cutting rule are formed in the circumferential direction of the rotating roller, the edge of the single-release film is removed under the rotating action of the second die-cutting rule, and the device cutting performance is better in continuity due to the mounting grooves;
a plurality of elastic pressing sheets (not shown) matched with the second die-cutting tools are arranged at the bottom of the mounting groove, the second die-cutting tools are elastically supported through the elastic pressing sheets, so that the stability of the device during cutting is ensured, meanwhile, the elastic pressing sheets have certain cutting allowance through the elastic force, so that the controllable cutting stability is ensured, the external structure of the elastic pressing sheets is similar to that of the mounting groove, the bottom of the center is not in contact with the bottom of the groove so as to have elasticity, and the mounting groove of the die-cutting tools is arranged in the middle of the elastic sheets;
the cutting edge of second die-cutting rule is configured to be fan-shaped structure, and the blade 14 of each cutting edge is configured to be the slope sword, and in this kind of scheme, through setting up first die-cutting rule's structure, and then guarantee its cutting operation's continuity, simultaneously through the inclination design of second die-cutting rule for its cutting plane has certain inclination, and then guarantees that the separating effect when the later stage is used is better, better assurance manipulator and the associativity of single-section type membrane.
In another example, as shown in fig. 5, the pressing assembly 15 is configured to include:
the pressing plate 16 is used for pressing the upper surface of the film 19 to be rolled and is used for pressing the film to be rolled, so that the later bending mechanism has better overall stability when acting;
the bending mechanism 17 is used for bending the film to be rolled from bottom to top, and is used for bending the pressed film to be rolled upwards under the action of the bending mechanism so as to enable the pressed film to be rolled to be overlapped on the upper surface of the film to be rolled;
the extension pressing roller 18 is used for extending and pressing the bent rolled film to be rolled under the action of the extension pressing roller, so that the bent rolled film is flush with the surface, and the first handle and the second handle are prevented from influencing the thickness and the stability of the film piece;
the thickness of the pressing plate is set to be 0.1cm, the two upper surfaces of the pressing plate close to one side to be bent are provided with conical parts, so that the thickness of the side, which is most towards the side to be bent, of the pressing plate is 0.025-0.05cm, the structure and the appearance of the pressing plate are limited, the pressing plate can be well matched with the bending of the membranous material, and the essence of a membranous body is not influenced during the bending;
the bending mechanism is configured to comprise a bending plate 21 which is flush with the working table surface 20 and a telescopic mechanism 22 which is arranged below the bending plate and enables the bending plate to vertically reciprocate, and when the bending plate is moved upwards through the telescopic mechanism and a bending part of the bending plate moves upwards, the bending mechanism bends the film, so that the better bending effect is ensured;
the extension compression roller is configured above the bending plate and is deviated from the pressing plate by 0.25-0.5cm, the surface of the extension compression roller is provided with an extension embossing line, the bent film body is rolled and pressed under the action of the extension compression roller, and the rolled edge is flush with the surface of the film body, the whole work flow is that the surface of the film body is pressed through the pressing plate, the bending plate is pushed upwards under the action of the telescopic mechanism, so that the film body has a certain bending effect, the pressing plate is kept away from the pressing position direction, the edge of the rolled edge of the bent film body is pressed, the bent plate moves downwards and is parallel to the plane of the workbench, and the extension compression roller is further rolled and pressed, so that a first handle or a second handle after being rolled is matched with the film surface and is attached to and flush with the film surface.
The above scheme is merely illustrative of a preferred example, and is not limiting. When the invention is implemented, appropriate replacement and/or modification can be carried out according to the requirements of users.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. Applications, modifications and variations of the waterproof breathable membrane assembly of the present invention and its method of manufacture will be apparent to those skilled in the art.
While embodiments of the invention have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the invention not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (4)
1. A waterproof breathable film assembly, comprising:
a base material on which a waterproof and breathable film is provided through a first adhesive layer;
the transfer film is arranged on the upper end face of the waterproof breathable film through a second adhesive layer;
the waterproof breathable film is provided with air holes, and the first bonding layer and the second bonding layer are provided with through holes matched with the air holes;
at least one side edge of the transfer film is provided with a first handle bent upwards;
a plurality of arc-shaped bulges are arranged on one side of the base material matched with the waterproof breathable film;
a single-separation type film is also arranged between the base material and the waterproof breathable film;
wherein the length of the single-separation type membrane is configured to be smaller than the length of the waterproof breathable membrane, and the base material extends upwards by a height of a distance difference at a position where the base material and the waterproof membrane are in short supply to obtain a supporting part;
the waterproof breathable film is configured to be one of an expanded polytetrafluoroethylene-coated film layer or a PE high-molecular breathable film;
wherein, one side of the waterproof breathable film, which is matched with the transfer film, is configured to be provided with an arc-shaped surface;
the method of making the waterproof breathable film assembly is configured to include:
s1, arranging a plurality of arc-shaped bulges on the base material by adopting a glue dispensing or hot pressing mode to obtain a base layer module;
s2, obtaining a waterproof breathable film with an arc-shaped surface on one surface in a hot-pressing compounding mode;
s3, arranging a first bonding layer on one side of the plane of the waterproof breathable film in a rolling manner to obtain a waterproof breathable module;
s4, arranging a second adhesive layer on one side of the transfer film, and rolling at least one side edge of the first transfer module through a pressing assembly to obtain an adapter module with a first handle;
s5, covering one side of the waterproof and breathable module, which is provided with the first bonding layer, above the base layer module, and performing primary compounding on the side through a hot pressing mode to obtain the waterproof and breathable module;
s6, covering the side, provided with the second bonding layer, of the transfer module above the waterproof breathable module, and performing secondary compounding on the side in a hot-pressing mode to obtain a waterproof breathable membrane assembly;
s7, cutting the shapes of the two opposite sides of the transfer module and the waterproof breathable module by adopting a first die-cutting knife;
s8, cutting the side edge of the single-separation type membrane by using a second die-cutting rule which has a distance of 0.5-1cm from the first die-cutting rule, and punching a positioning hole on the extension part of the cut single-separation type membrane by using a punching machine to obtain a finished product of the waterproof breathable membrane component;
the second die-cutting rule is configured on the rotating roller, and a plurality of mounting grooves for mounting the second die-cutting rule are formed in the circumferential direction of the rotating roller;
a plurality of elastic pressing sheets matched with the second die-cutting cutters are arranged at the bottom of the mounting groove;
the cutting edges of the second die-cutting rule are configured to be in a fan-shaped structure, and the cutting edge of each cutting edge is configured to be an inclined edge;
the hold-down assembly is configured to include:
the pressing plate is used for pressing the upper surface of the film to be rolled;
the bending mechanism is used for bending the film to be rolled from bottom to top;
a stretching roller for pressing the bent film to be rolled through horizontal reciprocating motion;
the thickness of the pressing plate is configured to be 0.1cm, and the pressing plate is provided with conical parts on the upper two surfaces close to one side to be bent, so that the thickness of the side, which is most towards the side to be bent, of the pressing plate is 0.025-0.05 cm;
the bending mechanism is configured to comprise a bending plate which is flush with the working table surface, and a telescopic mechanism which is arranged below the bending plate so as to enable the bending plate to vertically reciprocate;
the extension pressing roller is arranged above the bending plate and is deviated to the pressing plate by 0.25-0.5cm, and the surface of the extension pressing roller is provided with extension embossing;
step S1 further includes:
s11, arranging a third adhesive layer matched with the release film on one side of the release film in a rolling manner to obtain a single release film, and folding the side edge of the single release film through a matched pressing assembly to obtain a second handle;
s12, covering one side of the single-release film with the third adhesive layer on one side of the substrate with the arc-shaped bulge, and ensuring that one side edge of the single-release film and one side wall of the substrate have a distance of 0.75-1.5 cm;
and S13, compounding the single-release film on the substrate in a hot pressing mode to obtain the basic layer module.
2. The waterproof breathable membrane assembly of claim 1, wherein the detached membrane has an extension on at least one side edge that extends beyond the waterproof membrane.
3. The waterproof breathable film assembly of claim 2, wherein the extension portion is provided with at least one positioning hole for cooperating with an external device to separate the release film from the waterproof breathable film.
4. The waterproof breathable film assembly of claim 2, wherein the breakaway film is provided with a second downwardly bent handle on at least one side edge having a length less than a side or extension of the waterproof breathable film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911233066.4A CN110862783B (en) | 2019-12-05 | 2019-12-05 | Waterproof breathable membrane component |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911233066.4A CN110862783B (en) | 2019-12-05 | 2019-12-05 | Waterproof breathable membrane component |
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| CN110862783A CN110862783A (en) | 2020-03-06 |
| CN110862783B true CN110862783B (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459528A (en) * | 2015-12-15 | 2016-04-06 | 天津日津科技股份有限公司 | Waterproof and breathable composite membrane |
| CN207070313U (en) * | 2017-08-11 | 2018-03-02 | 苏州孝义家光电科技有限公司 | A kind of compound module of water-proof sound-transmitting |
| CN108949058A (en) * | 2018-08-01 | 2018-12-07 | 东莞蒲微防水透气膜材料有限公司 | A kind of waterproof and breathable membrane module and preparation method thereof |
| CN109715387A (en) * | 2017-04-18 | 2019-05-03 | 日东电工株式会社 | Laminated body and coiling body |
| CN110105744A (en) * | 2019-04-18 | 2019-08-09 | 四川大学 | A kind of aqueous waterproof ventilated membrane of micropore, Waterproof are breathed freely textile and preparation method thereof |
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2019
- 2019-12-05 CN CN201911233066.4A patent/CN110862783B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105459528A (en) * | 2015-12-15 | 2016-04-06 | 天津日津科技股份有限公司 | Waterproof and breathable composite membrane |
| CN109715387A (en) * | 2017-04-18 | 2019-05-03 | 日东电工株式会社 | Laminated body and coiling body |
| CN207070313U (en) * | 2017-08-11 | 2018-03-02 | 苏州孝义家光电科技有限公司 | A kind of compound module of water-proof sound-transmitting |
| CN108949058A (en) * | 2018-08-01 | 2018-12-07 | 东莞蒲微防水透气膜材料有限公司 | A kind of waterproof and breathable membrane module and preparation method thereof |
| CN110105744A (en) * | 2019-04-18 | 2019-08-09 | 四川大学 | A kind of aqueous waterproof ventilated membrane of micropore, Waterproof are breathed freely textile and preparation method thereof |
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| CN110862783A (en) | 2020-03-06 |
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