Disclosure of utility model
Based on this, it is necessary to provide a two-sided adhesive and sponge integrated structure to above-mentioned technical problem, through being in the same place first adhesive layer and adhesive sponge integration, splice simultaneously on a PET rete, and set up the locating hole on the PET rete, the production line relies on locating hole equipment integrated structure, can realize high accuracy location installation, the attached yield has been guaranteed, directly eliminate the off-set bad condition and appear, and the expense of auxiliary fixture has been cancelled, the post of having saved a pad pasting, optimize the pad pasting technology, pad pasting efficiency and yield have been improved, thereby improve product competitiveness.
In order to solve the technical problems, the utility model adopts the following technical scheme:
A double-sided adhesive and sponge integrated structure.
The double-sided adhesive and sponge integrated structure specifically comprises:
The adhesive sponge is used for being connected with a first adhesive layer of a shell and being used for being in frame contact with a touch screen or a display screen, the second adhesive layer is arranged on the front surface and the back surface of the adhesive sponge, the front surface of the adhesive sponge is adhered with a sponge front release film through the second adhesive layer, the front surface of the first adhesive layer is provided with the adhesive layer front release film, the back surface of the first adhesive layer and the back surface of the adhesive sponge are jointly provided with the back release film, and the first adhesive layer and the adhesive sponge are respectively staggered.
As a preferred embodiment of the double-sided adhesive and sponge integrated structure provided by the utility model, the total thickness of the adhesive sponge and the second adhesive layers on the front and back sides is within the range of 0.5mm from the thickness of the first adhesive layer.
As a preferred embodiment of the double-sided adhesive and sponge integrated structure provided by the utility model, the first adhesive layer is located opposite to the periphery of the adhesive sponge.
As a preferred embodiment of the double-sided adhesive and sponge integrated structure provided by the utility model, the adhesive sponge is located opposite to the periphery of the first adhesive layer.
As a preferred implementation mode of the double-sided adhesive and sponge integrated structure provided by the utility model, a PET film layer is arranged on one side of the sponge front release film and one side of the adhesive layer front release film, which is far away from the back release film, together.
As a preferred implementation mode of the double-sided adhesive and sponge integrated structure provided by the utility model, the PET film layer is provided with a plurality of positioning holes, and the positioning holes are separated from the front surface of the sponge and the front surface of the sponge is staggered from the release film.
As a preferred implementation mode of the double-sided adhesive and sponge integrated structure, the thickness of the adhesive sponge is 5 mm-7 mm.
As a preferred embodiment of the double-sided adhesive and sponge integrated structure provided by the utility model, the thickness of the first adhesive layer is 10 mm-12 mm.
As a preferred implementation mode of the double-sided adhesive and sponge integrated structure, the adhesive layer front release film is provided with an adhesive layer tearing handle.
As a preferred implementation mode of the double-sided adhesive and sponge integrated structure provided by the utility model, the sponge front release film is provided with a sponge tearing handle.
Compared with the prior art, the utility model has the following beneficial effects:
According to the double-sided adhesive and sponge integrated structure, the peripheral double-sided adhesive and the visual area sponge are integrated together, meanwhile, the two-sided adhesive and visual area sponge are spliced on one PET film, and the PET film is provided with the positioning holes, and the production line is assembled into the integrated structure by means of the positioning holes, so that high-precision positioning and installation can be realized, the attachment yield is ensured, the occurrence of the bad situation of offset attachment is directly eliminated, the expense of an auxiliary clamp is eliminated, one-time film attaching post is saved, the film attaching process is optimized, the film attaching efficiency and yield are improved, and the product competitiveness is improved.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
As described in the background art, the process flow of the assembly process is long and inefficient, the integrated bias probability is high, the yield is low, and a more optimized structure is needed to improve the process defect.
In order to solve the technical problem, the utility model provides a double-sided adhesive and sponge integrated structure.
Specifically, referring to fig. 1 to 3, the double-sided adhesive sponge integrated structure specifically includes:
The front surface of the adhesive sponge 2 is adhered with a sponge front surface release film 4 through the second adhesive layer 3, the front surface of the first adhesive layer 1 is provided with the adhesive layer front surface release film 5, the back surfaces of the first adhesive layer 1 and the adhesive sponge 2 are jointly provided with a back surface release film 6, and the first adhesive layer 1 and the adhesive sponge 2 are respectively staggered.
According to the double-sided adhesive and sponge integrated structure, the first adhesive layer 1 and the adhesive sponge 2 are integrated together, and simultaneously spliced on the PET film layer 7, and the positioning holes 8 are formed in the PET film layer 7, so that the integrated structure is assembled by a production line through the positioning holes 8, high-precision positioning and installation can be realized, the attachment yield is ensured, the occurrence of the bad situation of offset attachment is directly eliminated, the expense of an auxiliary clamp is eliminated, the primary film attaching post is saved, the film attaching process is optimized, the film attaching efficiency and the yield are improved, and the product competitiveness is improved.
The positioning holes 8 in the PET film layer 7 are used for aligning the visual area of the cover plate in the touch screen or the display screen, the sponge front release film 4 is torn off by pinching the sponge tearing handle 10 by hand, the adhesive sponge 2 is stuck to the visual area of the upper cover plate, then the adhesive layer front release film 5 is torn off by pinching the adhesive layer tearing handle 9 by hand, the first adhesive layer 1 is stuck to the ink area, and finally the back release film 6 is torn off.
In order to make the person skilled in the art better understand the solution of the present utility model, the technical solution of the embodiment of the present utility model will be clearly and completely described below with reference to the accompanying drawings.
It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Referring to fig. 1-3, a double-sided adhesive and sponge integrated structure comprises a first adhesive layer 1 for connecting a casing, and an adhesive sponge 2 for framing a touch screen or a display screen, wherein both front and back sides of the adhesive sponge 2 are provided with second adhesive layers 3, the front side of the adhesive sponge 2 is adhered with a sponge front release film 4 through the second adhesive layers 3, the front side of the first adhesive layer 1 is provided with an adhesive layer front release film 5, the back sides of the first adhesive layer 1 and the adhesive sponge 2 are jointly provided with a back release film 6, and the first adhesive layer 1 and the adhesive sponge 2 are respectively staggered.
Through above-mentioned structural design, through being in the same place first adhesive layer 1 and adhesive sponge 2 integration, the imposition is on a PET rete 7 simultaneously, and set up locating hole 8 on PET rete 7, the line of production relies on locating hole 8 equipment integrated structure, can realize high accuracy location installation, the attached yield has been guaranteed, directly eliminate the off-set bad condition of subsides and appear, and the expense of auxiliary fixture has been cancelled, has saved a pad pasting post, optimize pad pasting technology, has improved pad pasting efficiency and yield, thereby improve product competitiveness.
Specifically, the total thickness of the adhesive sponge 2 and the second adhesive layer 3 on the front and back sides is different from the thickness of the first adhesive layer 1 by in the range of 0.5mm.
Through the above structural design, the thickness of the adhesive sponge 2 is 5mm, the thickness of the double-sided adhesive sponge 2 is preferably as thick as the first adhesive layer 1, and a combination of thickness differences within a range of 0.5mm is also possible, because the adhesive sponge 2 has compressibility, even if the second adhesive layer 3 does not have compressibility, the adhesive sponge 2 can be compressed first and then attached to the same plane simultaneously with the second adhesive layer 3 as long as the adhesive sponge 2 is thicker than the second adhesive layer 3 in thickness and attached to the same plane.
Through the above structural design, the positions of the first adhesive layer 1 and the adhesive sponge 2 can be interchanged, namely, the first adhesive layer 1 can be arranged on the periphery, the adhesive sponge 2 is arranged on the inside or the first adhesive layer 1 is arranged on the inside, and the adhesive sponge 2 is arranged on the periphery, namely, according to different requirements.
The double-sided adhesive and sponge integrated structure provided in example 1 is further optimized, and specifically, as shown in fig. 1 and 3, the adhesive sponge 2 is located opposite to the periphery of the first adhesive layer 1.
With the above structural design, in the second embodiment, the first adhesive layer 1 is arranged inside, and the adhesive sponge 2 is arranged at the periphery, i.e. according to different requirements.
Further optimizing the double-sided adhesive and sponge integrated structure provided in embodiment 1 or 2, as shown in fig. 1-3, the sponge front release film 4 and the side of the adhesive layer front release film 5 away from the back release film 6 are provided with a PET film layer 7.
Through above-mentioned structural design, the imposition is on a PET rete 7 simultaneously to set up locating hole 8 on PET rete 7, the production line relies on locating hole 8 equipment integrated structure, can realize high accuracy location installation, has guaranteed the attached yield, and the off-set bad condition of subsides directly has eliminated appears, and has cancelled the expense of supplementary anchor clamps, has saved a pad pasting post, optimizes the pad pasting technology, has improved pad pasting efficiency and yield, thereby improves product competitiveness.
Specifically, PET rete 7 is provided with a plurality of locating hole 8, and locating hole 8 is from type, and the sticky layer is from type membrane 5 stagger setting in front with the sponge.
Through the above-mentioned structural design, set up installation locating hole 8 on the PET rete 7 that increases, can assist the installation, simple operation installation accuracy is high, and efficient yield is high, and locating hole 8 is provided with the four corners departments of PET rete 7, also can be the locating hole 8 number of other quantity under the different circumstances, not limited to four, the shape of PET rete 7 also can be circular, not limited to the shape, does not do not limit here.
Specifically, the thickness of the adhesive sponge 2 is 5mm to 7mm.
With the above-described structural design, in the present embodiment, the thickness of the adhesive sponge 2 is 5mm, and the thickness of the double-sided adhesive sponge 2 is preferably as thick as the first adhesive layer 1, and a combination in which the thickness is within the range of 0.5mm is also possible, since the adhesive sponge 2 has compressibility, even if the second adhesive layer 3 does not have compressibility, the adhesive sponge 2 can be compressed first and then attached to the same plane simultaneously with the second adhesive layer 3 as long as the adhesive sponge 2 is thicker than the second adhesive layer 3 in thickness and attached to the same plane.
Specifically, the thickness of the first adhesive layer 1 is 10 mm-12 mm.
Through above-mentioned structural design, in this embodiment, the thickness of first adhesive layer 1 is 10mm, through gluing peripheral two-sided and the sponge integration of visual area together, splice simultaneously on a PET membrane, and do locating hole 8 on the PET membrane, the production line relies on locating hole 8 equipment integrated structure, can realize high accuracy location installation, the attached yield has been guaranteed, directly eliminate the off-set adverse condition and appear, and the expense of supplementary anchor clamps has been cancelled, one time pad pasting post has been saved, the pad pasting technology is optimized, pad pasting efficiency and yield have been improved, thereby product competitiveness is improved.
Specifically, the adhesive layer front release film 5 is provided with an adhesive layer tear handle 9.
Through above-mentioned structural design, the positive release film 5 of adhesive layer's one end angle department is provided with adhesive layer and tears handle 9, and this adhesive layer tears handle 9 and arranges the positive release film 5 of adhesive layer's outside edge in, and adhesive layer tears handle 9 and the positive release film 5 of adhesive layer between through die-cut mode integrated into one piece.
Specifically, the sponge front release film 4 is provided with a sponge tear handle 10.
Through above-mentioned structural design, sponge openly is provided with sponge from the one end angle department of type membrane 4 and tears handle 10, and this sponge tears handle 10 and arranges in sponge openly from the outside edge of type membrane 4, and sponge tears handle 10 and sponge openly from between the type membrane 4 through die-cut mode integrated into one piece.
The use process of the double-sided adhesive and sponge integrated structure provided by the utility model is as follows:
The positioning holes 8 in the PET film layer 7 are used for aligning the visual area of the cover plate in the touch screen or the display screen, the sponge front release film 4 is torn off by pinching the sponge tearing handle 10 by hand, the adhesive sponge 2 is stuck to the visual area of the upper cover plate, then the adhesive layer front release film 5 is torn off by pinching the adhesive layer tearing handle 9 by hand, the first adhesive layer 1 is stuck to the ink area, and finally the back release film 6 is torn off.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, or communicable with each other, directly connected, indirectly connected through an intervening medium, or in communication between two elements or in an interactive relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
It is apparent that the above-described embodiments are only some embodiments of the present utility model, but not all embodiments, and the preferred embodiments of the present utility model are shown in the drawings, which do not limit the scope of the patent claims. This utility model may be embodied in many different forms, but rather, embodiments are provided in order to provide a thorough and complete understanding of the present disclosure. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing description, or equivalents may be substituted for elements thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.