The ultra-thin glass cover sheet structure of Folding display screen mobile phone
Technical field
The invention belongs to the folding display screen field of mobile phone, more specifically to a kind of Folding display screen mobile phone surpasses
Thin glass cover sheet structure.
Background technique
Since the beginning of the year in 2019, companies have exposed completely folding self luminous from grinding in succession including BOE etc.
Flexible screen.According to internet message, Samsung, Huawei, etc. companies have also been made relevant product.China Unicom is even micro- in official
It is middle to indicate " to fold screen mobile phone within sight!"
Fold screen mobile phone in essential flexible screen not only possess superpower portability and safety, also possess high-resolution,
The advantages that high brightness, low energy consumption, future can not only provide high image quality using the mobile phone of the technology, moreover it is possible to further enhance continuation of the journey
Ability.
All there is many problems, such as the Galaxy Fold of Samsung in the folding screen mobile phone issued on the market at present, just issue
Just is there are various problems on quick-fried screen in test machine.So not having cell phone manufacturer also at present, veritably volume production sells folding screen mobile phone.
Fold screen mobile phone in addition to flexible OLED display panel must it is foldable other than, the protection of flexible OLED display panel outer layer
Cover board also must be folding, and must have the cover sheet other function having, be all at present using CPI or
The plastic foils such as PET are as cover sheet.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of transparent feel is strong, can omnibearing protection to fold OLED aobvious
Display screen, explosion-proof ink have certain ductility, when ultra-thin glass cover sheet is bent explosion-proof ink without departing from and lead
It causes dislocation and folding line occurs;And even if display screen protection glass rupture, will not disperse, it is ensured that the use of foldable mobile phone
Safety.
To achieve the above object, the present invention provides the following technical scheme that a kind of ultra-thin glass of Folding display screen mobile phone
Cover sheet structure, including ultra-thin glass, the ultra-thin glass lower section are provided with explosion-proof ink layer, the explosion-proof ink lower surface
It is provided with ink frame.
The further explosion-proof ink layer, which is printed by explosion-proof ink to ultra-thin glass lower surface, to be formed.
The further explosion-proof ink is transparent ink.
The further ink frame is printed in explosion-proof ink lower surface.
Fingerprint proof membrane is provided with above the further ultra-thin glass.
The further ultra-thin glass is ultra-thin tempered glass of the thickness at 30-70 microns.
The further explosion-proof ink layer with a thickness of 30-50 microns.
The further explosion-proof ink and ink frame are printed by intaglio plate printer device.
A kind of ultra-thin glass cover sheet structure of Folding display screen mobile phone, including ultra-thin glass, under the ultra-thin glass
Side is provided with explosion-proof ink layer, and the edge of the ultra-thin glass is provided with ink frame, ink frame be set to ultra-thin glass with
Between explosion-proof ink layer.
Compared with prior art, the beneficial effects of the present invention are:
1, the program is applied to fold the dedicated ultra-thin glass cover sheet of OLED display screen, has perfect transparent feel and touching
Sense, and omnibearing protection folds OLED display screen;
2, ultra-thin explosion-proof ink layer is coated by intaglio plate printer device, though be folded over it is tens of thousands of time, in glass surface and explosion-proof
Will not occur folding line on ink layer;Explosion-proof ink has certain ductility, anti-when ultra-thin glass cover sheet is bent
Quick-fried ink without departing from and cause to misplace;And even if display screen protection glass rupture, will not disperse, it is ensured that foldable hand
Machine using safe;
3, ink frame can print the various border colors such as blue, gold, can also realize oil by frame stencil design
The depth of ink reaches grain effect, can also repeatedly print different shape and color reaches color and pattern effect;
4, the ultra-thin glass cover sheet of this programme design can not be bonded with polaroid glue connection, and various folding OLED is suitble to show
Shield structure.
Detailed description of the invention
Fig. 1 is the schematic diagram of the ultra-thin glass cover sheet structure of Folding display screen mobile phone of the present invention;
Fig. 2 is the structural schematic diagram of intaglio plate printer device used in the present invention.
Appended drawing reference: 1, fingerprint proof membrane;2, ultra-thin glass;3, explosion-proof ink layer;4, ink frame;51, jig;52, it moves
Print roller;53, gravure cylinder;54, ink storehouse;55, ink roller;56, doctor.
Specific embodiment
Referring to Figures 1 and 2 to the embodiment of the ultra-thin glass cover sheet structure of Folding display screen mobile phone of the present invention do into
One step explanation.
In the description of the present invention, it should be noted that " laterally (X) ", " vertical if any term " center " for the noun of locality
To (Y) ", " vertical (Z) ", " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The indicating positions such as "horizontal", "top", "bottom", "inner", "outside", " clockwise ", " counterclockwise " and positional relationship is based on attached drawing institutes
The orientation or positional relationship shown is merely for convenience of the narration present invention and simplifies description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and be operated with particular orientation, should not be understood as limiting specific guarantor of the invention
Protect range.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the present description, " several ", " several " are meant that two or more, unless separately
There is clearly specific restriction.
Embodiment one:
A kind of ultra-thin glass cover sheet structure of Folding display screen mobile phone, including ultra-thin glass 2,2 lower section of ultra-thin glass
It is provided with explosion-proof ink layer 543, the explosion-proof ink lower surface is provided with ink frame 4.
The explosion-proof ink layer 543, which is printed by explosion-proof ink to 2 lower surface of ultra-thin glass, to be formed.
The ink frame 4 is printed in explosion-proof ink lower surface.
Explosion-proof ink is deployed by a certain percentage by ink, curing agent, diluent three, explosion-proof ink in printing
It later will not splashes after glass breaking.For example Chinese patent CN201611259798.7 discloses a kind of explosion-proof ink.
Explosion-proof ink can be transparent ink, wherein transparent explosion-proof ink is also that technical staff's customary means allotment in the field is made.
Explosion-proof ink has certain ductility, when ultra-thin glass 2 is bent explosion-proof ink without departing from and lead to mistake
Position and folding line is generated, and have the function of additional, i.e., in display screen protection glass rupture, it is winged that glass disintegrating slag will not occur
Dissipate, it is ensured that foldable mobile phone using safe, fingerprint proof membrane 1 can avoid the surface that fingerprint stays in display screen.
Ink frame 4 can print the various border colors such as blue, gold, can also be realized by frame stencil design
The depth of ink reaches grain effect, can also repeatedly print different shape and color reaches color and pattern effect, ink
Frame 4 is used to cover the component outside display screen display area, while having shaded effect, and the ink frame 4 of different colours can
Mobile phone suitable for different colours is arranged in pairs or groups.
The present embodiment is preferably provided with fingerprint proof membrane 1 above the ultra-thin glass 2, and fingerprint proof membrane 1 is sprayed at ultra-thin glass
2 upper surface of glass has been the prior art, and the fingerprint proof membrane 1 for being sprayed at 2 top of ultra-thin glass can reduce fingerprint residues, while roll over
It can avoid folding line occur when folded.
The present embodiment preferably the ultra-thin glass 2 be thickness in 30-70 microns of ultra-thin tempered glass, it is preferable to use thickness
The ultra-thin tempered glass of 50 microns is spent, German Schott AG in 2013 has begun the soft of 25-100 microns of thickness of batch supply
Property glass, wide about 50cm is hundreds of meters long.0.05 millimeter of thickness of flexible glass is made of float glass process for Japan AGC company in 2014
SPOOL.Chinese patent CN104045221B discloses a kind of preparation method of flexible ultra-thin glass 2.
The explosion-proof ink layer 543 with a thickness of 30-50 microns, the thickness of explosion-proof ink is smaller so that ultra-thin glass 2 protect
Protecting cover plate is very thin, and translucency is good, and more foldable.
The preferred explosion-proof ink of the present embodiment and ink frame 4 are printed by intaglio plate printer device.
Wherein intaglio plate printer device is as shown in Fig. 2, it mainly includes ink storehouse, gravure cylinder 53, bat printing roller 52 and controls
Tool 51, wherein bat printing roller 52 is rubber roller.
For printing explosion-proof ink, explosion-proof ink is placed in ink storehouse, and ink roller 55 is additionally provided in ink storehouse, oil
Inking roller cylinder 55 contradicts gravure cylinder 53, and the ink in 55 picks up ink storehouse of ink roller transfers them to the intaglio plate of gravure cylinder 53
Interior, gravure cylinder 53 is rotated along the direction a, and doctor 56 is provided with by gravure cylinder 53, by gravure cylinder 53 except in intaglio plate
Ink is wiped off, and gravure cylinder 53 rotates the printing ink transfer in intaglio plate to 52 surface of bat printing roller, bat printing roller 52 along the direction b,
Ultra-thin glass 2 is placed on jig 51 and moves along the direction c, and for ultra-thin glass 2 by passing through below bat printing roller 52, bat printing roller 52 will
Explosion-proof ink is printed in 2 surface of ultra-thin glass, by printing 3-5 times repeatedly, so that explosion-proof ink layer 543 is reached 30-50 microns, leads to
This intaglio plate printer device is crossed, printing efficiency is high, and thickness is uniform, and thickness control is accurate.
The mode of printing of ink frame 4 is identical as explosion-proof ink mode of printing, only the pattern template of gravure cylinder 53 and anti-
53 pattern template of gravure cylinder that quick-fried ink uses is different.
Embodiment two:
A kind of ultra-thin glass cover sheet structure of Folding display screen mobile phone, including ultra-thin glass 2,2 lower section of ultra-thin glass
It is provided with explosion-proof ink layer 543, the edge of the ultra-thin glass 2 is provided with ink frame 4, and ink frame 4 is set to ultra-thin glass
Between glass 2 and explosion-proof ink layer 543.
That is the difference between this embodiment and the first embodiment lies in by the position of ink frame 4 and explosion-proof ink layer 543
It is exchanged, first prints ink frame 4 in the lower surface of ultra-thin glass 2, usually the edge of ultra-thin glass 2 has printed ink at this time
Frame 4, intermediate region republish explosion-proof ink without ink, and explosion-proof ink portions are printed on ink frame 4 at this time, and part prints
It brushes in 2 surface of ultra-thin glass, but the two is still printed using intaglio plate printer device.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.