CN106113481A - A kind of PET film attaching method and mobile terminal - Google Patents
A kind of PET film attaching method and mobile terminal Download PDFInfo
- Publication number
- CN106113481A CN106113481A CN201610429800.4A CN201610429800A CN106113481A CN 106113481 A CN106113481 A CN 106113481A CN 201610429800 A CN201610429800 A CN 201610429800A CN 106113481 A CN106113481 A CN 106113481A
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- Prior art keywords
- pet film
- marginal portion
- substrate
- width
- pasted
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C63/00—Lining or sheathing, i.e. applying preformed layers or sheathings of plastics; Apparatus therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0036—Heat treatment
- B32B38/004—Heat treatment by physically contacting the layers, e.g. by the use of heated platens or rollers
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Telephone Set Structure (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention provides a kind of PET film attaching method and mobile terminal, wherein PET film attaching method includes: making the substrate being sized, wherein substrate includes the first marginal portion being formed as cambered surface；Making the PET film needing to be pasted on substrate, in the first edge part office, the width of PET film exceeds the first marginal portion preset width；PET film is pasted to the first surface of substrate, and wherein first surface is the inner surface of the first marginal portion bending；Removing the part beyond the first marginal portion preset width on PET film so that in the first edge part office, PET film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending.The present invention, by widening PET film and pretreatment, can solve the tolerance during PET film attaches and reveal the exact details, to reach to visually see edge integral type, seamless effect.
Description
Technical field
The present invention relates to mobile terminal process manufacturing technology field, particularly relate to a kind of PET film attaching method and move eventually
End.
Background technology
Along with the development of mobile terminal, user is more and more higher to the experience requirements of display screen.In order to meet user couple
The requirement of display effect, curved-surface display screen will be used in increasing life production field, wherein use OLED
(Organic Light-Emitting Diode, Organic Light Emitting Diode) makes Curved screen is exactly more ripe technical side
Case.OLED is current mode device, after viewing area electrode receives the voltage signal of drive integrated circult, is turned by pixel electrode
Turn to current signal charge to electric capacity, thus control the light on and off of each electrode, utilize multiple electrode to be collectively forming viewing area.
For non-display region, then need by attaching PET (Polyethylene on cover-plate glass
Terephthalate, polyethylene terephthalate) film, specifically refer on ink printing to PET film, then PET film is pasted
Close and stop user's sight line on cover-plate glass, it is to avoid see mobile terminal polycrystalline substance by clear glass, U.S. can be played
Aspect effect, as it is shown in figure 1,111 represent non-display area, 112 represent Transparence Display region.
Wherein, being described below of Curved screen PET film laminating type:
The 3D globoidal glass that Curved screen uses needs high temperature deformation, and the ink used cannot bear high temperature, so can not
Printing-ink is carried out before deformation.Existing solution includes: 1, by ink printing on a pet film.2, by 2D glass high temperature
Shape becomes 3D globoidal glass.3, use OCA (optically clear adhesive, Optical transparent adhesive) that PET film is attached to 3D
On globoidal glass, as in figure 2 it is shown, arrange Optical transparent adhesive 3 between substrate 1 and PET film 2, it is achieved PET film 2 is pasted onto substrate 1
On, wherein substrate 1 is 3D globoidal glass.But the Curved screen PET film laminating type of prior art has following defects that
1, the tolerance of PET film laminating, it is desirable to PET film size must inside contract more than 0.08mm than glass profile.If in not
Contracting, once PET film is beyond the interior C angle of glass, and the PET film exposed will come off and cause whole PET film outward flange to be layered.But,
On 3D globoidal glass without PET film partly because without ink hide, can produce and reveal the exact details, i.e. see the portion below 3D globoidal glass
Part, affects the outward appearance of screen.
2, the tolerance of skew about PET film laminating existence itself.
3, there is serious revealing the exact details in glass.
Use PET film laminating method time, as it is shown on figure 3, human eye in terms of front to screen time can be appreciated that one is revealed the exact details,
Revealing the exact details, width W=0.08mm (PET film inside contracts tolerance)+0.1mm (air line distance that glass C angle is corresponding)+0.35mm (go straight up to by glass
Position)+0.1mm (air line distance that glass C angle is corresponding), and reveal the exact details can concrete according to 3D globoidal glass (namely substrate 1)
Size and different accordingly, unglazed owing to revealing the exact details, cause appearing as 3D globoidal glass edge exist one the biggest
Gap, causes serious visual problem.
What human eye vision saw 2D cover-plate glass 101 reveals the exact details as shown in fig. 4 a, the width W1 that reveals the exact details be straight line corresponding to C angle away from
From, it is 0.1mm under normal circumstances, what human eye vision saw 2.5D cover-plate glass 102 reveals the exact details as shown in Figure 4 b, and the width W2 that reveals the exact details is
The air line distance that C angle is corresponding, is 0.1mm under normal circumstances.As illustrated in fig. 4 c, human eye vision sees 3D globoidal glass (namely
Substrate 1) width W=PET film of revealing the exact details attach air line distance+glass corresponding to tolerance+glass C angle to go straight up to position+glass C angle corresponding
Air line distance.It can be 0.08mm that PET film attaches tolerance, and air line distance corresponding to glass C angle can be 0.1mm, and glass is straight
Raise-position can be 0.35mm.
The difference that wherein PET film ink attaching mode and 2D, 2.5D cover-plate glass directly print ink mode sees
Table 1.In table 1, C represents the air line distance that C angle is corresponding, and T represents glass and goes straight up to position.
Table 1
Summary of the invention
The embodiment of the present invention provides a kind of PET film attaching method and mobile terminal, it is intended to solve PET film patch in prior art
The problem that existence in additive process attaches tolerance and generation is revealed the exact details.
First aspect, the embodiment of the present invention provides a kind of PET film attaching method, including:
Making the substrate being sized, wherein substrate includes the first marginal portion being formed as cambered surface；
Making the PET film needing to be pasted on substrate, in the first edge part office, the width of PET film exceeds the first edge
Part preset width；
PET film is pasted to the first surface of substrate, and wherein first surface is the inner surface of the first marginal portion bending；
Remove the part beyond the first marginal portion preset width on PET film so that at the first edge part office, PET film
At least partly cladding connects the second surface between outer surface and the inner surface of the first marginal portion bending.
Second aspect, the embodiment of the present invention also provides for a kind of mobile terminal, and this mobile terminal includes:
Substrate, including the first marginal portion being formed as cambered surface；
PET film, PET film is pasted to the first surface of substrate, and wherein first surface is the interior table of the first marginal portion bending
Face, and in the first edge part office, PET film be at least partly coated with connect the first marginal portion bending outer surface and inner surface it
Between second surface.
The beneficial effect of embodiment of the present invention technique scheme at least includes:
Technical solution of the present invention, by making be sized, the substrate of the first marginal portion that is that include being formed as cambered surface,
Make the PET film of the first surface needing to be pasted to substrate, and in the first edge part office, the width of PET film exceeds the first limit
Edge portion preset width；Remove the part beyond the first marginal portion preset width on PET film so that in the first marginal portion
Place, PET film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending, Ke Yi
PET film is widened and on the basis of pretreatment, solves the tolerance during PET film attaches and reveal the exact details, to reach visually
Edge integral type, seamless effect.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, required in the embodiment of the present invention being described below
Accompanying drawing to be used is briefly described, it should be apparent that, the accompanying drawing in describing below is only some embodiments of the present invention,
For those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain according to these accompanying drawings
Obtain other accompanying drawing.
Fig. 1 represents prior art PET film sticking position schematic diagram on mobile terminals；
Fig. 2 represents that prior art PET film is by Optical transparent adhesive and 3D globoidal glass connection diagram；
Fig. 3 represents the schematic diagram of revealing the exact details of 3D globoidal glass when prior art PET film is connected with 3D globoidal glass；
Fig. 4 a represents the schematic diagram of revealing the exact details of prior art 2D cover-plate glass；
Fig. 4 b represents the schematic diagram of revealing the exact details of prior art 2.5D cover-plate glass；
Fig. 4 c represents the schematic diagram of revealing the exact details of prior art 3D globoidal glass；
Fig. 5 represents the embodiment of the present invention one PET film attaching method schematic diagram；
Fig. 6 represent embodiment of the present invention PET film be pasted to the first surface of substrate after schematic diagram one；
Fig. 7 represents that the PET film of embodiment of the present invention mobile terminal coordinates schematic diagram one with substrate；
Fig. 8 represents the embodiment of the present invention two PET film attaching method schematic diagram；
Fig. 9 a represents that the embodiment of the present invention arranges rectilinear impressions schematic diagram one；
Fig. 9 b represents that the embodiment of the present invention arranges rectilinear impressions schematic diagram two；
Fig. 9 c represents that the embodiment of the present invention arranges rectilinear impressions schematic diagram three；
Figure 10 represent embodiment of the present invention PET film be pasted to the first surface of substrate after schematic diagram two；
Figure 11 represents that the PET film of embodiment of the present invention mobile terminal coordinates schematic diagram two with substrate.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is a part of embodiment of the present invention rather than whole embodiments wholely.Based on this
Embodiment in bright, the every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Embodiment one
As it is shown in figure 5, a kind of PET film attaching method that the embodiment of the present invention one provides, including:
Step 101, making the substrate being sized, wherein substrate includes the first marginal portion being formed as cambered surface.
Firstly the need of making the substrate of preliminary dimension, the size of substrate can be come according to the concrete size of mobile terminal here
Set.Wherein substrate includes the first marginal portion being formed as cambered surface, when the first marginal portion of substrate is cambered surface, now shape
The mobile terminal side become is curved-surface structure.Substrate can also include the first marginal portion being formed as cambered surface and be formed as cambered surface
Second edge portion, wherein the first marginal portion is relative with second edge portion, when first marginal portion and second of substrate
When marginal portion is cambered surface, the both sides that the mobile terminal that now formed is relative are curved-surface structure.In the embodiment of the present invention with
Substrate is illustrated as a example by including being formed as the first marginal portion of cambered surface.
Step 102, making the PET film needing to be pasted on substrate, in the first edge part office, the width of PET film exceeds
First marginal portion preset width.
After making the substrate being sized, need to make the PET film being pasted on substrate, the wherein thickness of PET film
Preferably at about 0.15mm.PET film is a kind of comprehensive packing film of Performance comparision, and its transparency is good, glossy；Have good
Air-tightness.PET film also has excellent heat-resisting, tolerance to cold, good chemical proofing and oil resistivity.And PET film needs
Beyond the edge of substrate, i.e. in the first edge part office, the width of PET film exceeds the first marginal portion preset width, it is to avoid base
There is situation about seriously revealing the exact details in plate, and affects the aesthetic property of mobile terminal.
Step 103, PET film are pasted to the first surface of substrate, and wherein first surface is the interior of the first marginal portion bending
Surface.
After making PET film, need PET film is attached, when attaching PET film, need PET film is pasted to base
The first surface of plate, wherein the first surface of substrate is the inner surface of the first marginal portion bending.During attaching, PET film
Beyond the edge of substrate, i.e. in the first edge part office, the width of PET film exceeds the first marginal portion preset width.Avoid out
Situation about the most seriously revealing the exact details, affects the aesthetic property of mobile terminal.During attaching, use Optical transparent adhesive, now formed
Structure as shown in Figure 6.PET film 2 is pasted on substrate 1 by Optical transparent adhesive 3, and in the first marginal portion 11 of substrate 1
Place, the width of PET film 2 exceeds the first marginal portion 11 preset width.
Beyond the part of the first marginal portion preset width on step 104, removal PET film so that in the first marginal portion
Place, PET film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending.
After completing PET film and the attaching of the first surface of substrate, need to remove on PET film beyond the first marginal portion
The part of preset width.Avoid the occurrence of PET film to expose in atmosphere beyond C angle, of long duration after produce the problem of layering.
When removing the part exceeding the first marginal portion preset width on PET film, need to ensure in the first marginal portion
Place, PET film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending.Now shape
The structure become is as shown in Figure 7.PET film 2 be at least partly coated with connect the first marginal portion 11 bending outer surface and inner surface it
Between second surface 14.
The embodiment of the present invention one, by making be sized, the substrate of the first marginal portion that is that include being formed as cambered surface,
Make the PET film of the first surface needing to be pasted to substrate, and in the first edge part office, the width of PET film exceeds the first limit
Edge portion preset width；Remove the part beyond the first marginal portion preset width on PET film so that in the first marginal portion
Place, PET film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending, Ke Yi
PET film is widened and on the basis of pretreatment, solves the tolerance during PET film attaches and reveal the exact details, to reach visually
Edge integral type, seamless effect.
Embodiment two
As shown in Figure 8, a kind of PET film attaching method that the embodiment of the present invention two provides, including:
Step 201, making the substrate being sized, wherein substrate includes the first marginal portion being formed as cambered surface.
Firstly the need of making the substrate of preliminary dimension, the size of substrate can be come according to the concrete size of mobile terminal here
Set.Wherein substrate includes the first marginal portion being formed as cambered surface, when the first marginal portion of substrate is cambered surface, now shape
The mobile terminal side become is curved-surface structure.Substrate can also include the first marginal portion being formed as cambered surface and be formed as cambered surface
Second edge portion, wherein the first marginal portion is relative with second edge portion, when first marginal portion and second of substrate
When marginal portion is cambered surface, the both sides that the mobile terminal that now formed is relative are curved-surface structure.In the embodiment of the present invention with
Substrate is illustrated as a example by including being formed as the first marginal portion of cambered surface.
Step 202, formed in the first edge of PET film the first area of process structure that auxiliary separates, PET film are set
The upper preset width beyond the first marginal portion is positioned on first area, and the width of first area more than on PET film beyond the
The preset width of one marginal portion.
First area includes the preset width on PET film beyond the first marginal portion, and the width of first area is more than PET film
The upper preset width beyond the first marginal portion.
The process structure that the auxiliary arranged on first area separates includes rectilinear impressions spaced a predetermined distance or by presetting
Regularly arranged hole.When processing structure and being rectilinear impressions, the degree of depth of rectilinear impressions is the 1/2 to 2/3 of PET film thickness, i.e.
Rectilinear impressions extends the distance of the 1/2 to 2/3 of PET film thickness on the surface of PET film to the thickness direction of PET film.I.e. work as PET film
Thickness when being 0.15mm, then the depth bounds of the rectilinear impressions formed on first area can be arranged on 0.075mm～0.1mm
Between.If the precompressed degree of depth of rectilinear impressions is excessive, easily causes fracture, and spill bottom, if the precompressed of rectilinear impressions
The degree of depth is very few, can cause being not readily separated.As illustrated in fig. 9, set respectively at the first edge 21 of PET film 2 and at the second edge 22
Put rectilinear impressions 23, form first area and second area.Wherein the present embodiment is all illustrated as a example by first area.As
Shown in Fig. 9 b, the zone line 24 of PET film 2 is set to planar structure, is provided with rectilinear impressions at the first edge 21 of PET film 2
23。
The form wherein processing structure also includes other forms, it is only necessary to can ensure that the separation of PET film.Its cathetus
Impression is one preferably mode, and pre-pressing process is simple, and the pattern of formation is the most relatively easy, can ensure that PET film is dividing simultaneously
Regularity after from.
Wherein, as is shown in fig. 9 c, when processing structure and being rectilinear impressions, the center spacing distance d of adjacent rectilinear impressions is little
In equal to 0.05mm, it is ensured that PET film 2 does not haves the situation that separation is too much when separating.Even if PET film 2 is when attaching
Off normal, tolerance d produced after PET film 2 separates ' also can be less than the center spacing distance d of rectilinear impressions.Such as when adjacent straight line
When the center spacing distance d of impression is equal to 0.05mm, PET film 2 is off normal when attaching, and PET film 2 should be along Fig. 9 c when separating
First straight line 41 on the right separate, but the first straight line 41 is not positioned at impression center, and after needing to ensure to separate
PET film 2 can not exist beyond the aerial situation of C angle exposure, needs to separate in the left side of the first straight line 41.It is being positioned at
The left side of the first straight line 41, and the nearest rectilinear impressions center of distance the first straight line 41 determines the second straight line 42, straight second
The separation of PET film 2, tolerance d now produced is carried out at line 42 ' less than the center spacing distance 0.05mm of adjacent rectilinear impressions.
Step 203, PET film are pasted to the first surface of substrate, and wherein first surface is the interior of the first marginal portion bending
Surface.
After the first edge of PET film forms the first area of the process structure arranging auxiliary separation, PET film is attached
First surface to substrate.Wherein the first surface of substrate is the inner surface of the first marginal portion bending.During attaching,
PET film is beyond the edge of substrate, and i.e. in the first edge part office, the width of PET film exceeds the first marginal portion preset width.Keep away
Exempt from the situation occurring seriously revealing the exact details, affect the aesthetic property of mobile terminal.
When PET film attaches, use Optical transparent adhesive, wherein Optical transparent adhesive respectively with PET film and the of substrate
One surface mount, and Optical transparent adhesive is between PET film and the first surface of substrate.In taping process, due to PET film
Width exceeds the first marginal portion preset width, and therefore Optical transparent adhesive is also required to beyond the first marginal portion preset width, with
Ensure that PET film can be pasted onto on substrate.
The width of PET film exceeds first beyond the preset width of the first marginal portion more than 1mm, corresponding Optical transparent adhesive
The preset width of marginal portion is also required to more than 1mm.After PET film is pasted to the first surface of substrate, the structure of formation is such as
Shown in Fig. 6.PET film 2 is pasted on substrate 1 by Optical transparent adhesive 3, and at the first marginal portion 11 of substrate 1, PET film 2
Width beyond the first marginal portion 11 preset width.
Further, explain as a example by the present embodiment mainly includes being formed as the first marginal portion of cambered surface by substrate
Stating, in practical situation, substrate can include being formed as the first marginal portion of cambered surface and being formed as the second edge portion of cambered surface,
Wherein the first marginal portion is relative with second edge portion.
Such as, it is cambered surface when the first marginal portion and the second edge portion corresponding with the first marginal portion of substrate
Time, after PET film is pasted to the first surface of substrate, the structure of formation is as shown in Figure 10.PET film 2 passes through optical clear
Glue 3 is pasted on substrate 1, and at the first marginal portion 11 of substrate 1, the width of PET film 2 is pre-beyond the first marginal portion 11
Fixed width degree；At the second edge portion 12 of substrate 1, the width of PET film 2 exceeds second edge portion 12 preset width.
It should be noted that the preset width that the width of PET film exceeds the first marginal portion can be according to actual substrate
Arc sizes is arranged.The width of PET film needs more than 1mm beyond the preset width of the first marginal portion under normal circumstances.
Beyond the part of the first marginal portion preset width on step 204, removal PET film so that in the first marginal portion
Place, PET film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending.
Concrete, when removing the part exceeding the first marginal portion preset width on PET film, generally use physical method
It is removed, can be to use shears to shear, can be the separation using blade to realize PET film, it is also possible to be to use people
The mode of work tear.Physical method is used to remove the part exceeding the first marginal portion preset width on PET film, now mobile whole
The PET film of end coordinates as shown in Figure 7 with substrate.PET film 2 is at least partly coated with the appearance connecting the first marginal portion 11 bending
Second surface 14 between face and inner surface.
When the first marginal portion of substrate and the second edge portion corresponding with the first marginal portion are cambered surface, use
Physical method is removed on PET film beyond the part of the first marginal portion preset width with beyond second edge portion preset width
Part, now the PET film of mobile terminal and substrate coordinate as shown in figure 11, PET film 2 is at least partly coated with connection the first edge
Second surface 14 between outer surface and the inner surface of part 11 bending, PET film 2 is at least partly coated with connection second edge portion
The 3rd surface 15 between outer surface and the inner surface of 12 bendings.
Such as: when processing structure and being rectilinear impressions, now set on the first area that the first edge of PET film is formed
Being equipped with the rectilinear impressions of centre distance interval 0.05mm, the width of first area is more than exceeding the first marginal portion on PET film
Preset width.When removing the part exceeding the first marginal portion preset width on PET film, shears can be used along straight line pressure
Trace is sheared.Wherein before shearing, it is thus necessary to determine that a rectilinear impressions so that after shearing along this rectilinear impressions, the PET of formation
Film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending.
When process structure be by preset rules arrangement hole time, now PET film first edge formed first
Being provided with the hole by preset rules arrangement on region, the width of first area is more than exceeding the first marginal portion on PET film
Preset width.When removing the part exceeding the first marginal portion preset width on PET film, can be in the way of using artificial tear
Tear at hole.Before tear, need to determine a straight line according to two or more holes so that along this smooth tearing
After, the PET film of formation is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending.
Further, PET film cladding connects the second surface between outer surface and the inner surface of the first marginal portion bending
In the range of second surface width 1/2 to 2/3.PET film can be avoided the occurrence of expose in atmosphere beyond C angle, of long duration
The problem producing layering afterwards.
The embodiment of the present invention two, by making be sized, the substrate of the first marginal portion that is that include being formed as cambered surface,
Make the PET film of the first surface needing to be pasted to substrate, and in the first edge part office, the width of PET film exceeds the first limit
Edge portion preset width；Remove the part beyond the first marginal portion preset width on PET film so that in the first marginal portion
Place, PET film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending, Ke Yi
PET film is widened and on the basis of pretreatment, solves the tolerance during PET film attaches and reveal the exact details, to reach visually
Edge integral type, seamless effect.
Embodiment three
As it is shown in fig. 7, a kind of mobile terminal that the embodiment of the present invention three provides, including:
Substrate 1, including the first marginal portion 11 being formed as cambered surface；
PET film 2, PET film 2 is pasted to the first surface 13 of substrate 1, and wherein first surface 13 is that the first marginal portion 11 is curved
Bent inner surface, and at the first marginal portion 11, PET film 2 is at least partly coated with outside the bending of connection the first marginal portion 11
Second surface 14 between surface and inner surface.
Concrete, the first marginal portion 11 of substrate 1 is set to cambered surface, and PET film 2 is pasted to the first surface 13 of substrate 1,
Use Optical transparent adhesive 3 to attach when attaching.Wherein first surface 13 is the inner surface of the first marginal portion 11 bending, i.e.
The inner surface of substrate 1.PET film 2 is at least partly coated with between outer surface and the inner surface connecting the first marginal portion 11 bending
Second surface 14.
Further, as shown in figure 11, substrate 1 also includes: be formed as relative with the first marginal portion 11 of cambered surface
Two marginal portions 12, PET film 2 is pasted to the inner surface of second edge portion 12 bending, the interior table of second edge portion 12 bending
Face is first surface 13.And at second edge portion 12, it is curved that PET film 2 is at least partly coated with connection second edge portion 12
Bent the 3rd surface 15 between outer surface and inner surface.Wherein, formed in the first marginal portion 11 and second edge portion 12
After cambered surface, the both sides that mobile terminal now is relative are curved-surface structure.
Further, PET film 2 is coated with second surface 14 in the range of the 1/2 to 2/3 of second surface 14 width；PET film 2
It is coated with the 3rd surface 15 in the range of the 1/2 to 2/3 of the 3rd surface 15 width.
The mobile terminal of the embodiment of the present invention three, is formed as the first marginal portion of cambered surface, is formed as cambered surface including
The first surface of the substrate of the second edge portion relative with the first marginal portion attaches PET film, and in the first edge part office,
PET film is at least partly coated with the second surface between the outer surface and the inner surface that connect the first marginal portion bending, on the second limit
Edge portion, PET film is at least partly coated with the 3rd surface between the outer surface and the inner surface that connect second edge portion bending,
Visually edge integral type, seamless effect can be reached, solve the tolerance during PET film attaches and problem of revealing the exact details.
Above-described is the preferred embodiment of the present invention, it should be pointed out that the ordinary person for the art comes
Saying, can also make some improvements and modifications under without departing from principle premise of the present invention, these improvements and modifications also exist
In protection scope of the present invention.
Claims (10)
1. a PET film attaching method, it is characterised in that including:
Making the substrate being sized, wherein said substrate includes the first marginal portion being formed as cambered surface；
Making the PET film needing to be pasted on described substrate, in described first edge part office, the width of described PET film exceeds
Described first marginal portion preset width；
Described PET film is pasted to the first surface of described substrate, and wherein said first surface is described first marginal portion bending
Inner surface；
Remove the part beyond described first marginal portion preset width on described PET film so that in described first marginal portion
Place, described PET film is at least partly coated with the second table between the outer surface and the inner surface that connect described first marginal portion bending
Face.
PET film attaching method the most according to claim 1, it is characterised in that described in make and need to be pasted to described substrate
On the step of PET film include:
The first edge at described PET film forms the first area arranging the process structure that auxiliary separates, super on described PET film
The preset width going out described first marginal portion is positioned on described first area, and the width of described first area is more than described
Beyond the preset width of described first marginal portion on PET film.
PET film attaching method the most according to claim 2, it is characterised in that the process structure that described auxiliary separates includes
Rectilinear impressions spaced a predetermined distance or the hole by preset rules arrangement.
PET film attaching method the most according to claim 3, it is characterised in that when described process structure is rectilinear impressions,
The degree of depth of described rectilinear impressions is the 1/2 to 2/3 of described PET film thickness, and the center spacing distance of adjacent described rectilinear impressions
Less than or equal to 0.05mm.
PET film attaching method the most according to claim 1, it is characterised in that beyond described first edge on described PET film
The preset width of part is more than 1mm.
PET film attaching method the most according to claim 1, it is characterised in that described PET film is pasted to the of described substrate
The step on one surface includes:
By Optical transparent adhesive, described PET film is pasted on the first surface of described substrate.
PET film attaching method the most according to claim 1, it is characterised in that described PET film is coated with described second surface
Scope is the 1/2 to 2/3 of described second surface width.
8. a mobile terminal, it is characterised in that described mobile terminal includes:
Substrate, including the first marginal portion being formed as cambered surface；
PET film, described PET film is pasted to the first surface of described substrate, and wherein said first surface is described first edge part
Divide the inner surface of bending, and in described first edge part office, described PET film is at least partly coated with described first edge part of connection
Divide the second surface between outer surface and the inner surface of bending.
Mobile terminal the most according to claim 8, it is characterised in that described substrate also includes: be formed as cambered surface with institute
Stating the second edge portion that the first marginal portion is relative, described PET film is pasted to the inner surface of described second edge portion bending,
And at described second edge portion, described PET film is at least partly coated with the outer surface connecting the bending of described second edge portion
And the 3rd surface between inner surface.
Mobile terminal the most according to claim 9, it is characterised in that described PET film is coated with the scope of described second surface
For described second surface width 1/2 to 2/3；Described PET film is coated with described 3rd surface in the range of described 3rd surface width
The 1/2 to 2/3 of degree.
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| CN106113481B CN106113481B (en) | 2018-09-04 |
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| Publication number | Publication date |
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| CN106113481B (en) | 2018-09-04 |
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