CN103964681B - A kind of processing method of cover-plate glass for electronic product - Google Patents
A kind of processing method of cover-plate glass for electronic product Download PDFInfo
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- CN103964681B CN103964681B CN201310038096.6A CN201310038096A CN103964681B CN 103964681 B CN103964681 B CN 103964681B CN 201310038096 A CN201310038096 A CN 201310038096A CN 103964681 B CN103964681 B CN 103964681B
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- plate glass
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- curable resin
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- 239000005357 flat glass Substances 0.000 title claims abstract description 83
- 238000003672 processing method Methods 0.000 title claims abstract description 16
- 239000011521 glass Substances 0.000 claims abstract description 93
- 229920005989 resin Polymers 0.000 claims abstract description 62
- 239000011347 resin Substances 0.000 claims abstract description 62
- 238000005520 cutting process Methods 0.000 claims abstract description 41
- 230000002093 peripheral effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 238000007711 solidification Methods 0.000 claims description 12
- 230000008023 solidification Effects 0.000 claims description 12
- 238000010276 construction Methods 0.000 claims description 9
- 239000006058 strengthened glass Substances 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 4
- 238000003475 lamination Methods 0.000 claims description 3
- 229920005992 thermoplastic resin Polymers 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 230000006378 damage Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 abstract description 6
- 230000007797 corrosion Effects 0.000 abstract 1
- 238000005260 corrosion Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 7
- 239000000126 substance Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000003082 abrasive agent Substances 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000003848 UV Light-Curing Methods 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000004840 adhesive resin Substances 0.000 description 1
- 229920006223 adhesive resin Polymers 0.000 description 1
- 239000006063 cullet Substances 0.000 description 1
- 238000001723 curing Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 230000000266 injurious effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000005340 laminated glass Substances 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 150000002632 lipids Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000002018 water-jet injection Methods 0.000 description 1
Abstract
The invention discloses a kind of processing method of the cover-plate glass for electronic product; fixed and cover sheet glass by resin and cover-plate glass intersecting; and cover-plate glass glass is blocked using top up and down and bottom blocks glass to protect; peripheral shape is first cut during cutting; the circular hole of cover-plate glass, long hole site are moved quickly to again to continue to cut, and peel off resin after the completion of cutting again.Not only operating efficiency is high by the present invention, and damage will not be caused to cover-plate glass, corrosion will not be also caused to inside glass material, moreover it is possible to protect dark border.
Description
Technical field
It is used for mobile phone, PDA (personal the present invention relates to the processing method of cover-plate glass, more particularly to one kind
Digital assistant), tablet personal computer (tablet Personal computer), PC (Personal
Computer), the processing method of the cover-plate glass of the protection such as game machine display picture.
Background technology
The portable mobile devices such as mobile phone, tablet personal computer PC and other portable product in order to prevent display screen by
External impacts, are configured with the cover-plate glass of protection, and the nexine of cover-plate glass is configured with the sensor of driving product, OGS（one
glass solution）It is by cover-plate glass and the incorporated technology of touch sensor.As mobile phone and PDA etc. are portable
Formula mobile device and product develop towards light, thin direction, occur in that cover-plate glass uses the chemical enhanced thin glass of high intensity
With the incorporated OGS schemes of touch sensor., it is necessary to big sheet glass after will be chemical enhanced in actual production process
Cut into the special-shaped glass of multiple small pieces to use, OGS is to do into many small pieces in the big sheet glass after chemical enhanced
OGS, cut down again by the OGS of small pieces is single afterwards.But to cut off it is chemical enhanced after glass be very tired
Difficult thing.
The cutting method of current non-conventional glass has laser cutting and water jet to cut two methods.Water jet cutting method is
The liquid for being mixed with abrasive material is ejected from the nozzle of small-bore using high pressure, glass surface is impacted, so as to complete glass
Cut-out.This cutting method is primarily present following several shortcomings：Firstth, high-pressure abrasive material easily damages glass surface；Secondth, due to
The injection pressure at nozzle initial stage is unstable, easily causes major injury, therefore wants Continuous maching glass envelope shape, but in glass
Elongated hole, circular hole and the line of cut of periphery are discontinuous, therefore Continuous maching is relatively difficult, and nozzle does not stop injection from periphery shifting
More serious damage can be produced to glass surface by moving in glass；3rd, when the circular hole of processing inside glass, elongated hole, broken glass
Glass is fallen from glass, is easily damaged to following glass；4th, existing water jet cutting method is added to monolithic glass
Work, production efficiency is low, and because monolithic glass is without rigidity, so under the pressure that water jet sprays, vibration can be produced,
Machining accuracy is caused to reduce；5th, existing water jet cutting method uses soft thin diaphragm or the resin of softness
The glass surface that is sprayed and the back side can be made to produce larger chipping in very thin one layer of protective glass of painting, process, and glass
After glass surface sustains damage, the intensity of glass surface can be reduced；6th, prior art is shelled using organic solvent, strong alkali solution
From diaphragm, but OGS touch sensor material（Indium tin oxide or indium tin oxide and
Molybdenum-aluminium-molybdneum multilayer film）Material perishable in chemistry is used, organic matter is formed
The dark border for having OGS incrustations and internal shielding function concurrently（BM）It is also material weaker in physical property, it is organic
Solvent and strong alkali solution can be corroded the material and dark border of touch sensor.
The content of the invention
The present invention proposes a kind of lid for electronic product to solve the above mentioned problem of cover-plate glass in process
The processing method of glass sheet.The present invention make it is chemical enhanced after large stretch of glass-cutting into multiple small pieces special-shaped glass when, glass
Injurious surface mark is less, protects sensor material not corroded, and to dark border（BM）Also protection physically is carried out.
The processing method of cover-plate glass for electronic product proposed by the invention, comprises the following steps：
（1）Lamination process, including：
Glass is blocked in the bottom that step 11. prepares size identical with cover-plate glass to be cut, and curable tree is applied thereon
Fat；
Cover-plate glass is fitted on curable resin by step 12., makes curable resin is thinning to become uniform and partly solid
Change, glass is blocked into bottom and cover-plate glass bonds together；
Step 13. applies curable resin, then cover-plate glass of fitting on the cover-plate glass after bonding, become curable resin
It is thin to become uniform and partially cured, the cover-plate glass of stacking is bonded together；Repeat step 13, passes through cover-plate glass curable
Laminated resin is together；
Step 14. applies curable resin at the top of the cover-plate glass of stacking, by the top of size identical with cover-plate glass
Glass gluing is blocked on top blind flange glass, makes curable resin is thinning to become uniform and partially cured, ultimately forms and cover up and down
The multilayer laminate constructions for blocking glass are stamped, and curable resin is fully cured；
（2）Cut off operation, using front mixing abrasive water jet cutting method, cuts according to the cover-plate glass peripheral shape of setting
The glass to be cut of stacking is cut, then makes the nozzle of water jet continue to keep high speed spray regime, passes through top from peripheral edge
Block glass surface and be moved to the elongated hole of cover-plate glass, circular hole position and cut off；
（3）Separation circuit, the cover-plate glass after cutting is put into after being soaked 5 minutes in more than 80 degree of hot water, makes to consolidate
Change resin expansion, peel off the cover-plate glass after cutting；Or the cover-plate glass after cutting is put into 60 degree of special remover（Wash
Agent）In immersion more than 3 minutes after, expand curable resin, peel off cut after cover-plate glass.
The step of the technical program（1）In, curable resin includes low sticky thermoplastic resin, low sticky heat cure tree
One kind in fat or low sticky UV solidified resins.
In one embodiment, the low sticky UV solidified resins use EHC-401 resins, and its viscosity is 5-15 Pa Secs,
Curability is 1500-2000 million burnt, carries out partially cured by UV spot lights or carries out whole solidifications by UV light, by that can consolidate
The stepped construction number of plies that the cover-plate glass of change laminated resin is formed is 2-28 layers, and gross thickness is 1-40mm.
Curable resin is dropped in bottom using point gum machine and blocks glass sheet, on cover-plate glass by the technical program, then is used
Roller is rolled.Block glass in top（Cutting side）Thickness block glass more than bottom.The thickness range that glass is blocked in bottom is
0.3mm-3mm, the thickness range that glass is blocked at top is 0.5mm-20mm.
Step（2）In, the nozzle of the water jet blocks glass surface by top from peripheral edge and is moved to cover plate glass
The elongated hole of glass, the translational speed of circular hole position are more than 100mm/ seconds, and translational speed is more than cutting speed.
Described cover-plate glass to be cut includes strengthened glass, non-strengthened glass, or the integrated glass of OGS.
Present invention resin and is blocked glass laminated using bottom and top and cut after glass protection together,
Make strength of glass and rigidity increase, reduce the earthquake degree that high-pressure injection is caused to glass, it is therefore prevented that produce and collapse during glass-cutting
Split, the precision after glass-cutting is improved, while improving the operating efficiency of cutting.In addition, the present invention has to glass, sensing
Device, dark border non-corrosiveness, adherence are good, the advantages of resin is easily peeled off.
Brief description of the drawings
Fig. 1 a- Fig. 1 f are the work flow schematic diagram of the inventive method；
Fig. 2 is the continuous cutting schematic diagram of laminated glass of the present invention；
Fig. 3 is that circular hole of the present invention cuts schematic diagram；
Fig. 4 is the cover-plate glass schematic diagram after present invention cutting.
Embodiment
Fig. 1 a- Fig. 1 f show the processing process figure of the inventive method.The processing method can with work strengthening glass, not
Strengthened glass, or the integrated glass of OGS.
Processing method proposed by the present invention for glass cover-plate comprises the following steps：
Glass is laminated with resin first, lamination process includes following steps：
As shown in Figure 1a, the first step：Glass 1 is blocked in the bottom for first preparing size identical with cover-plate glass to be cut, pads
In bottom, it is to avoid the fragment damage cover-plate glass fallen during glass-cutting, then blocked in bottom and curable tree is applied on glass
Fat 2, the curable resin that can be used includes low sticky thermoplastic resin, low sticky heat reactive resin, low sticky UV solidifications
Resin etc., or other solidified resins that other those skilled in the art commonly use.In the present embodiment, the curable resin used is sub- gram
Power（acrylic）The low adhesive resins of EHC-401 of system, 5-15 Pa Secs of viscosity, curability 1500-2000 million is burnt, the UV
Solidified resin solidification after have water resistance, UV solidified resins are dropped on cover-plate glass by point gum machine, can also as needed with
Existing instrument applies UV solidified resins using other modes.
As shown in Fig. 1 b to Fig. 1 d, second step：Block and coated on glass after UV solidified resins in bottom, by cover-plate glass 3
It is fitted on resin, it is noted that bubble should not be produced during laminating, those skilled in the art can use machine or aid
To make UV solidified resins are thinning to become uniform, it would however also be possible to employ the roller rolling mode in the present embodiment, air is thoroughly extruded so that
UV solidified resins are thinning to become uniform, then makes part resin portion solidification, specific solidification process is according to the curable tree used
Fat is different, and the curing mode and means of use are also different, for example, low sticky heat reactive resin, is solidified by thermal source,
A part for cover-plate glass is then irradiated in the present embodiment using UV spot lights, makes part resin solidification, so that by resin bed and glass
Glass layer is fixed.
As shown in fig. le, the 3rd step：Apply UV solidified resins, then cover-plate glass of fitting, points for attention again on cover-plate glass
As second step, bubble during laminating is avoided, and makes UV solidified resins are thinning to become uniform using roller, repeats such
Operation fixes cover-plate glass and laminated resin.
As shown in Figure 1 f, the 4th step：UV solidified resins are applied again on the cover-plate glass of one layer of the top after stacking, are fitted
Glass 4 is blocked at top, is rolled using roller, makes UV solidified resins are thinning to become uniform, and make curable resin whole using UV light
Solidification, forms the stepped construction that compound glass is bonded together, and the number of plies of the stepped construction depends on the tree that can all solidify
The gross thickness of lipid layer number and the glass that can be cut, in the present embodiment, by repetition test, the cover-plate glass of stepped construction
The number of plies is between 2-28 layers, and UV light irradiations stepped construction can be such that the resin of stacking is all fully cured, and the total thickness of glass
Spend for 1-40mm, the glass of stacking can be cut off.Stepped construction makes have the protection of UV curing resin layers between cover-plate glass, and
The cover-plate glass of stacking also has that glass is blocked at top and glass is blocked as protective layer in bottom up and down, because rupturing operation is from top
Glass is blocked to start, therefore glass is blocked at top（Cutting side）Thickness be greater than the thickness that glass is blocked in bottom, general top
The thickness of glass is blocked between 0.5mm-20mm, the thickness of glass is blocked between 0.3mm-3mm in bottom.
As shown in Figures 2 to 4, it has been laminated after cover-plate glass, it is possible to carry out cut off operation.Water jet cutting method includes
Front mixing abrasive water jet cutting method and rear compound abrasive water jet cutting method, due to rear compound abrasive water jet cutting side
The abrasive material of method easily is influenceed to be bonded together by ambient humidity so that discharging is uneven, causes machining accuracy relatively low, and increase is follow-up
The time of grinding step, and its cutting pressure is higher, it is impossible to the continuous cutting of high accuracy is carried out, therefore the present invention is using preceding mixing
Abrasive water jet cutting method.
First according to cover-plate glass peripheral shape set in advance, the periphery of cover-plate glass is cut, cutting speed is according to glass
Glass thickness is different, and speed is also different, and the speed of general cutting 0.7mm cover-plate glass is 10-40mm/ seconds, cuts off cover-plate glass
Behind periphery（Including A points to the part of B points）, the nozzle of water jet can continue to keep high speed spray regime, from peripheral edge C points
The circular hole D points progress circular hole processing that glass surface is quickly moved to cover-plate glass is blocked by top.Hidden to not cut off top
Glass is kept off, top can be thickeied and block glass, translational speed can also be made to be greater than cutting speed, general translational speed is more than
The speed movement of 100mm/ seconds, such as 500mm/ seconds, is imperiled although blocking glass surface at the top of so, is not required to
Restart injection, reposition processing stand, also the pressure not by water jet injection at initial stage is influenceed, it is to avoid produce chipping,
The cullet 5 of circular hole processing are fallen out of circular hole, due to there is bottom to block glass protection, will not be damaged to cover-plate glass, cover plate
Other holes also use identical processing method, such as elongated hole on glass.
, it is necessary to which the cover-plate glass of stacking is separated after well cutting cover-plate glass, separation circuit is carried out, separation circuit can be adopted
With two methods, a kind of is after the cover-plate glass after cutting is put into is soaked 5 minutes in more than 80 degree of hot water, to make UV solidification trees
Fat expands, and peels off the cover-plate glass after cutting；Another is that the cover-plate glass after cutting is put into 60 degree of special remover（Wash
Agent）In immersion more than 3 minutes after, make UV solidified resins expand, peel off cut after cover-plate glass.
Embodiments above is only to the structure for illustrating the present invention, and one of ordinary skill in the art is in the present invention
Design under can make various deformation and change, these deformation and change be included within protection scope of the present invention.
Claims (6)
1. the processing method of a kind of cover-plate glass for electronic product, it is characterised in that comprise the following steps：
（1）Lamination process, including：
Glass is blocked in the bottom that step 11. prepares size identical with cover-plate glass to be cut, and curable resin is applied thereon；
Cover-plate glass is fitted on curable resin by step 12., makes curable resin is thinning to become uniform and partially cured, will
Glass is blocked in bottom and cover-plate glass bonds together；
Step 13. applies curable resin, then cover-plate glass of fitting on the cover-plate glass after bonding, make the thinning change of curable resin
It is uniform and partially cured, the cover-plate glass of stacking is bonded together；Above-mentioned steps in repeat step 13, lead to cover-plate glass
Cross curable resin stacked together；
Step 14. applies curable resin at the top of the cover-plate glass of stacking, will be blocked at the top of size identical with cover-plate glass
Glass gluing on top blind flange glass, make curable resin it is thinning become it is uniform and partially cured, ultimately form above and below covered with
The multilayer laminate constructions of glass are blocked, and make curable resin all solidifications；
（2）Cut off operation, using front mixing abrasive water jet cutting method, according to the cover-plate glass peripheral shape incised layer of setting
Folded glass to be cut, then makes the nozzle of water jet continue to keep high speed spray regime, is blocked from peripheral edge by top
Glass surface is moved to the elongated hole of cover-plate glass, circular hole position and cut off；
（3）Separation circuit, the cover-plate glass after cutting is put into after being soaked 5 minutes in more than 80 degree of hot water, makes curable tree
Fat expands, and peels off the cover-plate glass after cutting；Or the cover-plate glass after cutting is put into 60 degree of special remover and soaks 3
After more than minute, curable resin is expanded, peel off the cover-plate glass after cutting；
The step（1）In, the thickness that glass is blocked at top is more than the thickness that glass is blocked in bottom；
Step（2）In, the nozzle of water jet from peripheral edge by top block glass surface be moved to cover-plate glass elongated hole,
The translational speed of circular hole position is more than cutting speed；
Described curable resin includes low sticky thermoplastic resin, low sticky heat reactive resin or low sticky UV solidifications tree
One kind in fat；
The low sticky UV solidified resins use EHC-401 resins, and its viscosity is 5-15 Pa Secs, passes through UV spot lights carry out portion
Divide solidification or pass through UV light and carry out whole solidifications.
2. processing method as claimed in claim 1, it is characterised in that：Thickness of glass scope is blocked for 0.3mm- in the bottom
3mm, the thickness range that glass is blocked at top is 0.5mm-20mm.
3. processing method as claimed in claim 1, it is characterised in that：Described cover-plate glass to be cut include strengthened glass,
Non- strengthened glass, or the integrated glass of OGS.
4. processing method as claimed in claim 1, it is characterised in that：The translational speed of the water jet nozzle is 100mm/ seconds
More than.
5. processing method as claimed in claim 1, it is characterised in that：Step（1）In, curable resin is dripped using point gum machine
Glass sheet is blocked in bottom, on cover-plate glass, then using roller rolling.
6. processing method as claimed in claim 1, it is characterised in that：The cover-plate glass number of plies of the stepped construction is 2-28
Layer, gross thickness is 1-40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310038096.6A CN103964681B (en) | 2013-01-31 | 2013-01-31 | A kind of processing method of cover-plate glass for electronic product |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310038096.6A CN103964681B (en) | 2013-01-31 | 2013-01-31 | A kind of processing method of cover-plate glass for electronic product |
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| CN103964681A CN103964681A (en) | 2014-08-06 |
| CN103964681B true CN103964681B (en) | 2017-07-28 |
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| CN106142761A (en) * | 2014-10-23 | 2016-11-23 | 凤凰集团有限公司 | Thin glass processing method |
| CN105152524B (en) * | 2015-08-05 | 2017-06-06 | 上海浩赞智能科技有限公司 | The processing method of touch screen stack-ups cut-out |
| CN106003432B (en) * | 2016-06-06 | 2018-05-15 | 重庆市三星精艺玻璃有限公司 | Double glazing bore process |
| CN107522392A (en) * | 2017-08-24 | 2017-12-29 | 江苏恒盛光学器材有限公司 | A kind of reuse method of thin sheet glass incompleteness product |
| CN109203635A (en) * | 2018-06-29 | 2019-01-15 | 东莞市晶博光电有限公司 | A method of convenient for glass cover-plate deprotection film |
| CN108942423A (en) * | 2018-08-24 | 2018-12-07 | 社旗易玻科技有限公司 | 2.5D AG glass machining technique |
| CN109368999B (en) * | 2018-11-12 | 2021-10-08 | 凯茂科技(深圳)有限公司 | Ultrathin glass processing technology |
| CN110446366B (en) * | 2019-08-23 | 2022-06-28 | 蔡赞峰 | Method for processing plate glass with functional circuit |
| CN114956591A (en) * | 2022-05-10 | 2022-08-30 | 四川江天科技有限公司 | Multi-connected-screen processing method, display screen and automobile |
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| JPH01246156A (en) * | 1987-10-29 | 1989-10-02 | Muramatsu Daiyamondo Kogyosho:Kk | Cutting of circular notch provided on glass plate |
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| KR20110107181A (en) * | 2010-03-24 | 2011-09-30 | (주)여명 | Thin plate glass processing method |
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| GB2244231A (en) * | 1989-11-02 | 1991-11-27 | Hickman James A A | Cutting of cured resin based articles |
| CN102717316A (en) * | 2012-05-23 | 2012-10-10 | 浙江星星瑞金科技股份有限公司 | Laminated glass corner processing method and special worktable device |
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| CN103964681A (en) | 2014-08-06 |
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