CN104866159A - Method for manufacturing ultra-thin capacitance touch screen - Google Patents
Method for manufacturing ultra-thin capacitance touch screen Download PDFInfo
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- CN104866159A CN104866159A CN201510344109.1A CN201510344109A CN104866159A CN 104866159 A CN104866159 A CN 104866159A CN 201510344109 A CN201510344109 A CN 201510344109A CN 104866159 A CN104866159 A CN 104866159A
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Abstract
The invention discloses a method for manufacturing an ultra-thin capacitance touch screen. The manufacturing method comprises the following steps: a glass substrate is taken to perform etching treatment and the etching thickness is 0.33mm; b) toughening treatment is performed to the etched glass substrate; c) ITO (Information Technology Outsourcing) layers are sputtered on the tempered glass substrate, a sliding rail is arranged at the bottom in the sputtering cavity, a sliding block matching with the sliding rail is arranged on the sliding rail, and the top of the sliding block matches with the bearing frame of the glass substrate; d) yellow light treatment is performed to the glass substrate plated with the ITO layer, a lifting step mechanism matching with a conveyor belt is arranged at the bottom of yellow light equipment, and the glass substrate can be conveyed in the yellow light equipment through the lifting step mechanism; e) the yellow lights are prepared by a binding machine to form a touch screen binding flexible printed circuit board, and the pushing pressure of the buffer pressure head of the binding machine is 15MPa; the impact of the touch screen is reduced, so that the glass substrate with the thickness of 0.33mm can be manufactured into the ultra-thin capacitance touch screen, the glass substrate is difficult to fragment during production and the rate of finished products is high.
Description
Technical field
The present invention relates to field of touch screen manufacturing, specifically a kind of method for making of ultra-thin capacitive touch screen.
Background technology
Touch-screen is that induced signal is converted into digital signal by one, and realize a kind of device of man-machine interaction, current capacitive touch screen is widely used in mobile phone as main product, the mobile terminals such as panel computer; Lightening is the trend of modern consumption electronics, display screen and the lightening of touch-screen have become a kind of trend on mobile terminals, and concerning capacitive touch screen, the thinnest 0.55mm that accomplishes of glass substrate of current OGS structure, and the thinnest 0.4mm that also can only accomplish of the glass substrate of Sensor structure, for the glass substrate that 0.33mm is ultra-thin, due to very easily fragmentation in production operation process, so adopt this ultra thin substrate to be bottleneck in industry to produce ultra-thin capacitive touch screen always.
Summary of the invention
The object of the present invention is to provide a kind of method for making of ultra-thin capacitive touch screen, the method can produce ultra-thin capacitive touch screen with the glass substrate of 0.33mm, and manufacture glass substrate not easily fragmentation in process, yield rate is high.
The technical solution adopted for the present invention to solve the technical problems is:
A method for making for ultra-thin capacitive touch screen, comprises the following steps:
A) get glass substrate and carry out etch processes, its thickness is etched to 0.33mm;
B) tempering process is carried out to the glass substrate after etching;
C) sputter ITO layer on glass substrate after tempering, the bottom in sputter cavity is provided with slide rail, and slide rail is arranged and forms with slide rail the slide block coordinated, slider top is formed with the carrier of glass substrate and coordinates;
D) glass substrate having plated ITO layer is carried out gold-tinted PROCESS FOR TREATMENT, arrange in gold-tinted device bottom and form with conveying belt the lifting stepping mechanism coordinated, by lifting stepping mechanism, glass substrate is carried in gold-tinted equipment;
E) use binding machine to obtaining touch-screen binding flexible PCB after the preparation of gold-tinted technique, the pressure that the buffering pressure head of binding machine presses down is 15Mpa.
Further, the surface strength in described step b after glass substrate tempering is 650Mpa.
Further, lifting stepping mechanism in described steps d comprises by the eccentric ratio of drive unit driven rotary, the output terminal of eccentric ratio is connected with vertical driving stem, driving stem top is provided with the lifter plate of level, lifter plate is provided with one group for lifting the support column of glass substrate, support column and conveying belt are interspersed, and support column top is provided with silicagel pad.
The invention has the beneficial effects as follows, by the surface strength of tempering process reinforced glass substrate; In sputter ITO layer technique, give up traditional roller transmission mode, using slide block to transmit with the carrier to loading glass substrate that coordinates of slide rail, ensure that the stability in transmitting procedure; In process prepared by gold-tinted technique, give up traditional simple conveying belt to the means of transportation of glass substrate, arrange and form with conveying belt the lifting stepping mechanism coordinated, former conveying belt is used as Jing Liang and uses, glass substrate is gently lifted put down gently, avoid the damage in transportation; Down force pressure when adjustment is bound touch-screen, reduce the impact to touch-screen, thus the glass substrate of 0.33mm can be used to produce ultra-thin capacitive touch screen, manufacture glass substrate not easily fragmentation in process, yield rate is high.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described:
Fig. 1 is process flow diagram of the present invention;
Fig. 2 is the assembling schematic diagram of slide rail and slide block in step c of the present invention;
Fig. 3 is the schematic diagram being elevated stepping mechanism in steps d of the present invention;
Fig. 4 is the vertical view of Fig. 3;
Fig. 5 is the enlarged diagram of support column in Fig. 3.
Embodiment
As shown in Figure 1, the invention provides a kind of method for making of ultra-thin capacitive touch screen, comprise the following steps:
A) get glass substrate and carry out etch processes, its thickness is etched to 0.33mm, the micro-mist etching technique of top spray can be adopted, under the temperature conditions of 25 ~ 35 DEG C, etching reduction processing is carried out to glass substrate;
B) tempering process is carried out to the glass substrate after etching; Glass substrate after etching is put into annealing furnace, and under the tempering temperature of 400 DEG C, tempering 6 hours, makes the surface strength of glass substrate reach 650MPa;
C) sputter ITO layer on glass substrate after tempering, shown in composition graphs 2, the bottom in sputter cavity is provided with slide rail 1, and slide rail 1 is arranged and forms with slide rail the slide block 2 coordinated, slide block 2 top is formed with the carrier 3 of glass substrate and coordinates;
D) glass substrate having plated ITO layer is carried out gold-tinted PROCESS FOR TREATMENT, shown in composition graphs 3 ~ Fig. 5, arrange in gold-tinted device bottom and form with conveying belt 8 the lifting stepping mechanism coordinated, lifting stepping mechanism comprises by the eccentric ratio 4 of drive unit driven rotary, the output terminal of eccentric ratio 4 is connected with vertical driving stem 5, driving stem 5 top is provided with the lifter plate 6 of level, lifter plate 6 is provided with one group for lifting the support column 7 of glass substrate, support column 7 and conveying belt 8 are interspersed, support column 7 top is provided with silicagel pad 10, by lifting stepping mechanism, glass substrate is carried in gold-tinted equipment, driving stem 5 is provided with vertical mounting groove 5a, and eccentric ratio 4 is connected with driving stem 5 by mounting groove 5a, can the link position of eccentric adjustment connecting rod 4 and driving stem 5 by mounting groove 5a, and then adjustable height when change driving stem 5 moves, the transport that described lifting stepping mechanism also can adopt the lifting step device of at present other routine to realize glass substrate,
E) use binding machine to obtaining touch-screen binding flexible PCB after the preparation of gold-tinted technique, the pressure that the buffering pressure head of binding machine presses down is 15Mpa.
By the surface strength of tempering process reinforced glass substrate; In sputter ITO layer technique, because in traditional roller transmission mode, roller easily tilts, give up traditional roller transmission mode, using slide block to transmit with the carrier to loading glass substrate that coordinates of slide rail, ensure that the stability in transmitting procedure; In process prepared by gold-tinted technique, give up traditional simple conveying belt to the means of transportation of glass substrate, arrange and form with conveying belt the lifting stepping mechanism coordinated, former conveying belt is used as Jing Liang and uses, glass substrate is gently lifted put down gently, avoid the damage in transportation; Down force pressure when adjustment is bound touch-screen, reduce the impact to touch-screen, thus the glass substrate of 0.33mm can be used to produce ultra-thin capacitive touch screen, manufacture glass substrate not easily fragmentation in process, yield rate is high.
The above is only preferred embodiment of the present invention, not does any pro forma restriction to the present invention; Any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent replacement, equivalence change and modification, all still belongs in the scope of technical solution of the present invention protection.
Claims (3)
1. a method for making for ultra-thin capacitive touch screen, is characterized in that, said method comprising the steps of:
A) get glass substrate and carry out etch processes, its thickness is etched to 0.33mm;
B) tempering process is carried out to the glass substrate after etching;
C) sputter ITO layer on glass substrate after tempering, the bottom in sputter cavity is provided with slide rail, and slide rail is arranged and forms with slide rail the slide block coordinated, slider top is formed with the carrier of glass substrate and coordinates;
D) glass substrate having plated ITO layer is carried out gold-tinted PROCESS FOR TREATMENT, arrange in gold-tinted device bottom and form with conveying belt the lifting stepping mechanism coordinated, by lifting stepping mechanism, glass substrate is carried in gold-tinted equipment;
E) use binding machine to obtaining touch-screen binding flexible PCB after the preparation of gold-tinted technique, the pressure that the buffering pressure head of binding machine presses down is 15Mpa.
2. the method for making of a kind of ultra-thin capacitive touch screen according to claim 1, is characterized in that, the surface strength in described step b after glass substrate tempering is 650Mpa.
3. the method for making of a kind of ultra-thin capacitive touch screen according to claim 1 and 2, it is characterized in that, lifting stepping mechanism in described steps d comprises by the eccentric ratio of drive unit driven rotary, the output terminal of eccentric ratio is connected with vertical driving stem, driving stem top is provided with the lifter plate of level, lifter plate is provided with one group for lifting the support column of glass substrate, and support column and conveying belt are interspersed, and support column top is provided with silicagel pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510344109.1A CN104866159B (en) | 2015-06-22 | 2015-06-22 | A kind of preparation method of ultra-thin capacitive touch screen |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510344109.1A CN104866159B (en) | 2015-06-22 | 2015-06-22 | A kind of preparation method of ultra-thin capacitive touch screen |
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| CN104866159A true CN104866159A (en) | 2015-08-26 |
| CN104866159B CN104866159B (en) | 2017-12-19 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201729483U (en) * | 2010-06-01 | 2011-02-02 | 勤友企业股份有限公司 | Magnetic pinch mechanism of a conveyer device |
| CN201924076U (en) * | 2010-12-29 | 2011-08-10 | 四川虹欧显示器件有限公司 | Glass substrate supporting system |
| CN102819333A (en) * | 2011-06-07 | 2012-12-12 | 友达光电股份有限公司 | Touch panel and manufacturing method thereof |
| CN103186309A (en) * | 2013-04-15 | 2013-07-03 | 芜湖长信科技股份有限公司 | Capacitive touch screen and production process thereof |
| CN203397336U (en) * | 2013-06-17 | 2014-01-15 | 格林精密部件（惠州）有限公司 | Copper wire type capacitance touch control screen |
| CN104131257A (en) * | 2014-05-26 | 2014-11-05 | 友达光电股份有限公司 | Sputtering apparatus and method for forming protective film |
| CN204288169U (en) * | 2014-11-28 | 2015-04-22 | 江西合力泰科技有限公司 | A kind of new type superthin glass induction chip contact panel |
-
2015
- 2015-06-22 CN CN201510344109.1A patent/CN104866159B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201729483U (en) * | 2010-06-01 | 2011-02-02 | 勤友企业股份有限公司 | Magnetic pinch mechanism of a conveyer device |
| CN201924076U (en) * | 2010-12-29 | 2011-08-10 | 四川虹欧显示器件有限公司 | Glass substrate supporting system |
| CN102819333A (en) * | 2011-06-07 | 2012-12-12 | 友达光电股份有限公司 | Touch panel and manufacturing method thereof |
| CN103186309A (en) * | 2013-04-15 | 2013-07-03 | 芜湖长信科技股份有限公司 | Capacitive touch screen and production process thereof |
| CN203397336U (en) * | 2013-06-17 | 2014-01-15 | 格林精密部件（惠州）有限公司 | Copper wire type capacitance touch control screen |
| CN104131257A (en) * | 2014-05-26 | 2014-11-05 | 友达光电股份有限公司 | Sputtering apparatus and method for forming protective film |
| CN204288169U (en) * | 2014-11-28 | 2015-04-22 | 江西合力泰科技有限公司 | A kind of new type superthin glass induction chip contact panel |
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| CN104866159B (en) | 2017-12-19 |
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