CN110515485A - A method of large scale touch screen function piece is prepared using small halftone - Google Patents
A method of large scale touch screen function piece is prepared using small halftone Download PDFInfo
- Publication number
- CN110515485A CN110515485A CN201910699028.1A CN201910699028A CN110515485A CN 110515485 A CN110515485 A CN 110515485A CN 201910699028 A CN201910699028 A CN 201910699028A CN 110515485 A CN110515485 A CN 110515485A
- Authority
- CN
- China
- Prior art keywords
- silver paste
- film pattern
- paste film
- touch screen
- halftone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/26—Printing on other surfaces than ordinary paper
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/70—Microphotolithographic exposure; Apparatus therefor
- G03F7/70691—Handling of masks or workpieces
- G03F7/70733—Handling masks and workpieces, e.g. exchange of workpiece or mask, transport of workpiece or mask
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04103—Manufacturing, i.e. details related to manufacturing processes specially suited for touch sensitive devices
Abstract
The invention discloses a kind of methods using small halftone preparation large scale touch screen function piece, the present invention is by half-and-half integrating silver paste block film pattern on small size halftone, method by rotating screen painting prints full page silver paste block film pattern, cuts off extra silver paste block pattern after etching induction zone pattern and brushing optical cement prepares touch screen function piece.It not only reduces the investment of research and development early period and the waste that project is suspended and leads to equipment occurs, decrease the cost of die sinking, improve Product Precision.The present invention is that the pattern synthesis being divided into two is thrown the net in version one, reduces the cost of the half film, halftone in this way；The present invention prints silver paste film pattern by the way of one piece of halftone overturning printing, there is no the differences of halftone, the deviation of full page silver paste film pattern printing is smaller, and therefore, touch screen function piece prepared by the present invention is higher relative to the touch screen function piece consistency of 2 halftone splicing printings.
Description
Technical field
It is the present invention relates to technical field of touch control and print field, in particular to a kind of to be touched using small halftone preparation large scale
Shield the method for functional sheet.
Background technique
Touch screen is widely used in a variety of electronics such as mobile phone, FPD, vehicle mounted guidance, Industry Control, multimedia teaching
Apparatus field, the core component of touch screen are touch screen function pieces, are formed by a series of photoetching, printing, coating process.
A crucial processing step is exactly to incude silver on patterned conductive layer in existing touch screen function piece manufacturing process
Starch the printing of film pattern；With advances in technology the size of present touch screen becomes greatly, and many companies face bought in the past
Equipment is not big enough, thinks that doing bigger touch screen again just needs to buy bigger equipment again again；Equipment has been had purchased greatly to open again
Research and development of beginning make big touch screen, often have company here and research and development occur and do big touch screen, and discovery has many problems or most
Market can not be promoted eventually and cancel and continue to promote large-sized touch screen, so as to cause the waste of equipment.
It is of course also possible to use 2 small size halftone splicing printing large scale full page silver paste film patterns, but due to difference
Halftone production have a deviation, the tension of 2 halftones not can guarantee it is completely the same, so as to cause the figure of 2 halftones splicing printings
Case deviation is bigger, is unable to satisfy the demand of product.
Summary of the invention
The technical problems to be solved by the invention: the problem of being directed to current large scale functional sheet R&D process, this
Invention provides a kind of method using small halftone preparation large scale touch screen function piece, utilizes the existing small-sized big ruler of screen painting
The full page silver paste film pattern of very little functional sheet and the consistency for improving the printing of silver paste film pattern.
In order to solve the above technical problems, the present invention provides technical solution below:
A method of large scale touch screen function piece is prepared using small halftone, the specific steps are as follows:
(1) transparent induction patterned conductive layer is formed on the one or both sides surface of substrate；
(2) silver paste film pattern is printed on induction patterned conductive layer, is allowed to be electrically connected between the conductive film layer of lower section
Touching, silver paste film pattern are connected by overlap joint block and induction pattern and periphery circuit；
(3) induction zone pattern is formed by etching on induction patterned conductive layer with a yellow light or laser technology；
(4) the extra silver paste film pattern in side is cut off according to product shape, in the remaining silver paste film figure of cutting side
Ground wire is gone out using laser-induced thermal etching in case；
(5) the brushing optical cement on the substrate for being printed with silver paste route, is bonded touch screen function piece integrally；
The printing process of silver paste film pattern are as follows:
(A) it redesigns and is incorporated into half position silver paste film pattern after half-and-half dividing full page silver paste film pattern equally, and with
Half position silver paste film pattern prepares halftone；
(B) substrate is pushed, first prints the silver of half by side using the halftone in step (A) on induction patterned conductive layer
Film pattern is starched, the silver paste film pattern of half stops push substrate after being completed for printing, halftone is rotated horizontally 180 °, with subsequent
It is continuous to push substrate along former direction, print the printing that the other half silver paste film pattern completes full page silver paste film pattern.
Preferably, the full page silver paste film pattern is using central axis as symmetry axis mirror settings, the central axis and substrate
It is vertical to push direction.
Preferably, the full page silver paste film pattern is centrosymmetric.
Preferably, the extra silver paste film pattern is smashed or is removed using all being strafed with laser using laser.
Preferably, the induction patterned conductive layer is nano-silver thread, metal grill or ITO material.
Preferably, the laser spot diameter that the laser-induced thermal etching uses is 0.035mm.
It is that the present invention obtains the utility model has the advantages that the present invention passes through
1, angle is researched and developed from early period, first can develops large scale sample, stabilization to be developed using existing small-size equipment
The research and development targeted purchase of equipment of experience before is summarized again after determining volume production, reduces the investment of technical research stage of fumbling, simultaneously
Also the time ordered and learn new equipment is saved；The present invention not only reduces the investment of research and development early period and project pause occurs and lead
The waste for causing equipment, decreases the cost of die sinking, improves Product Precision.
2, the present invention is thrown the net in version one the pattern that is divided into two is comprehensive, reduces the half film, halftone in this way
Cost；
3, the present invention prints silver paste film pattern by the way of printing using the overturning of one piece of halftone, there is no the difference of halftone,
The deviation of full page silver paste film pattern printing is smaller, and therefore, touch screen function piece prepared by the present invention splices relative to 2 halftones
The touch screen function piece consistency of printing is higher；
Detailed description of the invention
The silver paste of the existing touch screen of Fig. 1 prints schematic diagram.
Fig. 2 large scale full page silver paste film pattern schematic diagram.
Fig. 3 half position silver paste film pattern prints schematic diagram.
The full page silver paste film pattern schematic diagram that Fig. 4 present invention prints.
Redundance cuts off schematic diagram in the full page silver paste film pattern that Fig. 5 present invention prints.
Wherein, the extra silver paste block at A for that need to cut off.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, to help the skill of this field
Art personnel have more complete, accurate and deep understanding to inventive concept of the invention, technical solution.
Embodiment 1: 150 cun of nano silver touch screen function pieces are prepared with the following method:
(1) show that form transparent nano-silver thread incudes patterned conductive layer in the one or both sides of substrate；
(2) silver paste film pattern is printed on induction patterned conductive layer, is allowed to be electrically connected between the conductive film layer of lower section
Touching, silver paste film pattern are connected by overlap joint block and induction pattern and periphery circuit；
(3) induction zone pattern is formed by etching on induction patterned conductive layer with laser technology；What laser-induced thermal etching used
Laser spot diameter is 0.035mm.
(4) the extra silver paste film pattern in side is cut off according to product shape, in the remaining silver paste film figure of cutting side
Ground wire is gone out using laser-induced thermal etching in case；Extra silver paste film pattern is smashed or is removed using all being strafed with laser using laser
Fall.
(5) the brushing optical cement on the substrate for being printed with silver paste route, is bonded touch screen function piece integrally；Silver paste
The printing process of film pattern are as follows:
(A) it redesigns and is incorporated into half position silver paste film pattern after half-and-half dividing full page silver paste film pattern equally, and with
Half position silver paste film pattern prepares halftone；Full page silver paste film pattern is generally rectangular, using short axle central axis as symmetry axis mirror
As setting, the central axis is vertical with substrate push direction.
(B) substrate is pushed along the long axis direction of full page silver paste film pattern, uses step (A) on induction patterned conductive layer
In halftone the silver paste film pattern of half is first printed by side, the silver paste film pattern of half stops push base after being completed for printing
Material, by halftone rotate horizontally 180 °, continue thereafter with along former direction push substrate, print the other half silver paste film pattern complete it is whole
The printing of version silver paste film pattern.
Embodiment 2: 150 cun of ITO touch screen function pieces are prepared with the following method:
(1) show that form transparent ITO incudes patterned conductive layer in the one or both sides of substrate；
(2) silver paste film pattern is printed on induction patterned conductive layer, is allowed to be electrically connected between the conductive film layer of lower section
Touching, silver paste film pattern are connected by overlap joint block and induction pattern and periphery circuit；
(3) induction zone pattern is formed by etching on induction patterned conductive layer with laser technology；What laser-induced thermal etching used
Laser spot diameter is 0.035mm.
(4) the extra silver paste film pattern in side is cut off according to product shape, in the remaining silver paste film figure of cutting side
Ground wire is gone out using laser-induced thermal etching in case；Extra silver paste film pattern is smashed or is removed using all being strafed with laser using laser
Fall.
(5) the brushing optical cement on the substrate for being printed with silver paste route, is bonded touch screen function piece integrally；Silver paste
The printing process of film pattern are as follows:
(A) it redesigns and is incorporated into half position silver paste film pattern after half-and-half dividing full page silver paste film pattern equally, and with
Half position silver paste film pattern prepares halftone；Full page silver paste film pattern is generally rectangular, and is centrosymmetric.
(B) substrate is pushed along long axis central axis direction, using the halftone in step (A) by one on induction patterned conductive layer
The silver paste film pattern of half is first printed in side, and the silver paste film pattern of half stops push substrate after being completed for printing, by halftone water
Flat 180 ° of rotation, continues thereafter with and pushes substrate along former direction, print the other half silver paste film pattern and complete the full page silver paste film
The printing of pattern.
Embodiment 3: 150 cun of metal grill touch screen function pieces are prepared with the following method:
(1) show that form transparent metal grill incudes patterned conductive layer in the one or both sides of substrate；
(2) silver paste film pattern is printed on induction patterned conductive layer, is allowed to be electrically connected between the conductive film layer of lower section
Touching, silver paste film pattern are connected by overlap joint block and induction pattern and periphery circuit；
(3) induction zone pattern is formed by etching on induction patterned conductive layer with laser technology；What laser-induced thermal etching used
Laser spot diameter is 0.035mm.
(4) the extra silver paste film pattern in side is cut off according to product shape, in the remaining silver paste film figure of cutting side
Ground wire is gone out using laser-induced thermal etching in case；Extra silver paste film pattern is smashed or is removed using all being strafed with laser using laser
Fall.
(5) the brushing optical cement on the substrate for being printed with silver paste route, is bonded touch screen function piece integrally；Silver paste
The printing process of film pattern are as follows:
(1) it redesigns and is incorporated into half position silver paste film pattern after half-and-half dividing full page silver paste film pattern equally, and with
Half position silver paste film pattern prepares halftone；Full page silver paste film pattern is broadly square, is centrosymmetric.
(2) substrate is pushed along central axis direction, using the halftone in step (A) by side elder generation on induction patterned conductive layer
The silver paste film pattern of half is printed, the silver paste film pattern of half stops push substrate, halftone level is revolved after being completed for printing
Turn 180 °, continues thereafter with and push substrate along former direction, print the other half silver paste film pattern and complete full page silver paste film pattern
Printing.
Embodiment 4: 150 cun of nano silver touch screen function pieces are prepared with the following method:
(1) show that form transparent nano silver incudes patterned conductive layer in the one or both sides of substrate；
(2) silver paste film pattern is printed on induction patterned conductive layer, is allowed to be electrically connected between the conductive film layer of lower section
Touching, silver paste film pattern are connected by overlap joint block and induction pattern and periphery circuit；
(3) induction zone pattern is formed by etching on induction patterned conductive layer with a yellow light technique；
(4) the extra silver paste film pattern in side is cut off according to product shape, in the remaining silver paste film figure of cutting side
Ground wire is gone out using laser-induced thermal etching in case；Extra silver paste film pattern is smashed or is removed using all being strafed with laser using laser
(as shown in Figure 5).
(5) the brushing optical cement on the substrate for being printed with silver paste route, is bonded touch screen function piece integrally；Silver paste
The printing process of film pattern are as follows:
(A) it redesigns and is incorporated into half position silver paste film pattern after half-and-half dividing full page silver paste film pattern equally, and with
Half position silver paste film pattern prepares halftone；Full page silver paste film pattern is generally rectangular, using short axle central axis as symmetry axis mirror
As setting, the central axis is vertical with substrate push direction.
(B) substrate is pushed along the long axis central axis direction of full page silver paste film pattern, is used on induction patterned conductive layer
Halftone in step (A) is first printed the silver paste film pattern (as shown in Figure 3) of half, the silver paste film pattern print of half by side
Stop push substrate after the completion of brush, halftone is rotated horizontally 180 °, continues thereafter with and pushes substrate along former direction, prints the other half silver
Starching film pattern is the printing for completing full page silver paste film pattern.
Existing touch screen, is a complete touch screen design schematic diagram as shown in Figure 1, and edge prints the silver paste block film
Pattern (as shown in Figure 2) is needed out a complete silver paste block pattern film, is then shone halftone, then laser handle by existing way
It is corresponding touch channel and silver paste edge gateway by the methods of laser etch come.So large-sized when needing to research and develop again
When touch screen, the size of existing equipment can not adapt to research and development demand, cause to need to buy bigger equipment again in R&D process, such as
At present production system be all the time make 86 cun of blackboard, but with development, need to research and develop it is a have 2 86 combination one
150 cun of the product risen, due to the tip property of research and development, can not be bought with the direction of the Fashion of Future blackboard and obtain so big show
Have silk-screen halftone and equipment, if necessary to customization research and development with big halftone and equipment, that need to spend very big manpower financial capacity with
And the time just can be with packaging, the product developed also needs many time tests.So at this moment our method is exactly 150
Very little full page silver paste film pattern is divided into 2 86 cun of silver paste film patterns, is separated from the middle, then redesign and combine, most
The full page silver paste block film pattern (as shown in Figure 4) printed out afterwards.
The analysis of silver paste film figure deviations degree:
Touching is prepared by the method (as reference examples) of method and 2 86 cun of halftones splicing printings in Examples 1 to 4 respectively
Touch screen functional sheet, 1:1 equal proportion is taken pictures the full page silver paste block film pattern of touch screen function on piece, by theoretical silver paste block film figure
Case is as template, after 6.0 software statistics overlapping area of Image-Pro Plus, calculates figure deviations rate, calculation formula is as follows:
Deviation ratio=(1- (overlapping area/full page silver paste block film pattern Theoretical Area)) * 100%
As a result as follows:
1 different printing method of table influences the printing deviation rate of full page silver paste block film pattern
| Group | Deviation ratio (%) |
| Embodiment 1 | 0.031 |
| Embodiment 2 | 0.018 |
| Embodiment 3 | 0.022 |
| Embodiment 4 | 0.024 |
| Reference examples | 0.583 |
Table 1 the result shows that using method of the invention can significantly reduce the full page silver paste block film pattern printing deviation ratio,
Increase the consistency with theoretical pattern, improves printing precision.
In conclusion researching and developing angle from early period, large scale sample first can be developed using existing small-size equipment, wait open
Hair summarizes the research and development targeted purchase of equipment of experience before after stablizing determining volume production again, reduces the throwing of technical research stage of fumbling
Enter, while also saving the time ordered and learn new equipment；The present invention not only reduces the investment of research and development early period and project occurs
Suspend and cause the waste of equipment, decreases the cost of die sinking, improve Product Precision.The present invention is the figure being divided into two
Case synthesis is thrown the net in version one, reduces the cost of the half film, halftone in this way；The present invention is printed using one piece of halftone overturning
Mode prints silver paste film pattern, and there is no the difference of halftone, the deviation of full page silver paste film pattern printing is smaller, therefore, this
The touch screen function piece for inventing preparation is higher relative to the touch screen function piece consistency of 2 halftone splicing printings.
The above examples only illustrate the technical idea of the present invention, and this does not limit the scope of protection of the present invention, all
According to the technical idea provided by the invention, any changes made on the basis of the technical scheme each falls within the scope of the present invention
Within；The technology that the present invention is not directed to can be realized by the prior art.
Claims (6)
1. a kind of method using small halftone preparation large scale touch screen function piece, which is characterized in that specific step is as follows:
(1) transparent induction patterned conductive layer is formed on the one or both sides surface of substrate；
(2) silver paste film pattern is printed on induction patterned conductive layer, is allowed in electrical contact between the conductive film layer of lower section, silver
Film pattern is starched to connect by overlap joint block and induction pattern and periphery circuit；
(3) induction zone pattern is formed by etching on induction patterned conductive layer with a yellow light or laser technology；
(4) the extra silver paste film pattern in side is cut off according to product shape, on the remaining silver paste film pattern of cutting side
Ground wire is gone out using laser-induced thermal etching；
(5) the brushing optical cement on the substrate for being printed with silver paste route, is bonded touch screen function piece integrally；
The printing process of silver paste film pattern are as follows:
(A) it redesigns and is incorporated into half position silver paste film pattern after half-and-half dividing full page silver paste film pattern equally, and with half position
Silver paste film pattern prepares halftone；
(B) substrate is pushed, the silver paste for first printing half by side using the halftone in step (A) on induction patterned conductive layer is luxuriant and rich with fragrance
Woods pattern, the silver paste film pattern of half stop push substrate after being completed for printing, halftone is rotated horizontally 180 °, continues thereafter with edge
Former direction pushes substrate, prints the printing that the other half silver paste film pattern completes full page silver paste film pattern.
2. a kind of method using small halftone preparation large scale touch screen function piece according to claim 1, feature
Be: the full page silver paste film pattern using central axis as symmetry axis mirror settings, hang down by the central axis and substrate push direction
Directly.
3. a kind of method using small halftone preparation large scale touch screen function piece according to claim 1, feature
Be: the full page silver paste film pattern is centrosymmetric.
4. a kind of method using small halftone preparation large scale touch screen function piece according to claim 1, feature
Be: the extra silver paste film pattern is smashed or is removed using all being strafed with laser using laser.
5. a kind of method using small halftone preparation large scale touch screen function piece according to claim 1, feature
Be: the induction patterned conductive layer is nano-silver thread, metal grill or ITO material.
6. a kind of method using small halftone preparation large scale touch screen function piece according to claim 1, feature
Be: the laser spot diameter that the laser-induced thermal etching uses is 0.035mm.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113625899A (en) * | 2021-08-20 | 2021-11-09 | 河源市汇亮鑫光电科技股份有限公司 | Method for preparing large-size touch screen functional sheet by using small screen printing plate |
| CN113771512A (en) * | 2021-08-24 | 2021-12-10 | 天津北玻玻璃工业技术有限公司 | Large-layout glass edge colored glaze silk-screen printing method |
| CN113788630A (en) * | 2021-08-12 | 2021-12-14 | 广东趣点智能科技有限公司 | Processing technology of touch screen |
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| 廖帆: "透明基板刻蚀线路线阵扫描自动检测平台研发", 《中国优秀博硕士学位论文全文数据库(硕士)信息科技辑》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113788630A (en) * | 2021-08-12 | 2021-12-14 | 广东趣点智能科技有限公司 | Processing technology of touch screen |
| CN113625899A (en) * | 2021-08-20 | 2021-11-09 | 河源市汇亮鑫光电科技股份有限公司 | Method for preparing large-size touch screen functional sheet by using small screen printing plate |
| CN113771512A (en) * | 2021-08-24 | 2021-12-10 | 天津北玻玻璃工业技术有限公司 | Large-layout glass edge colored glaze silk-screen printing method |
| CN113771512B (en) * | 2021-08-24 | 2023-02-24 | 天津北玻玻璃工业技术有限公司 | Large-layout glass edge colored glaze silk-screen printing method |
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