CN108170309A - Touch screen laser joint patterning and its etching wiring method - Google Patents
Touch screen laser joint patterning and its etching wiring method Download PDFInfo
- Publication number
- CN108170309A CN108170309A CN201711429757.2A CN201711429757A CN108170309A CN 108170309 A CN108170309 A CN 108170309A CN 201711429757 A CN201711429757 A CN 201711429757A CN 108170309 A CN108170309 A CN 108170309A
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- China
- Prior art keywords
- etching
- etching line
- line
- touch screen
- open rectangle
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- 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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- 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
-
- 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 touch screen laser joint patterning and its etching wiring method, the first etching line in a kind of touch screen technology field are connect with the second adjacent etching line in stitching portion by the first right angle bending structure；First etching line intersects with the extended line of second etching line, angle of intersection α.The present invention increases right angle transition splicing construction at diagonal stitch, can ensure the splicing precision of oblique line section, avoids the occurrence of splicing deviation and causes short circuit.
Description
Technical field
The present invention relates to a kind of technology in touch screen field, specifically a kind of touch screen laser joint patterning and
It etches wiring method.
Background technology
It is respectively film and lower film laser pattern structure chart on ITO in touch screen as shown in Figure 1A and 1B.ITO schemes in touch screen
Case unit uses laser processing procedure, but the primary distance of laser is limited, needs to splice, thus can not realize as Fig. 1 C are ideal
Etching line cabling.There is the direct splicing of oblique line and oblique line splicing deviation in laser machine, this splicing deviation can cause
Partial short-circuit phenomenon.ITO pattern units majority uses diamond structure at present, inevitably needs to carry out diagonal stitch, such as scheme
Shown in 2.
Invention content
The present invention be directed to deficiencies of the prior art, it is proposed that a kind of touch screen laser joint patterning and its
Wiring method is etched, increases transition splicing construction in right angle at diagonal stitch, can ensure the splicing precision of oblique line section, avoid out
Now splice deviation and cause short circuit.
The present invention is achieved by the following technical solutions：
The present invention relates to a kind of touch screen laser joint patternings, are lost including the first etching line and adjacent thereto second
Groove, the first etching line are connect with the second etching line in stitching portion by the first right angle bending structure；First etching line with
The extended line of second etching line intersects, and angle of intersection α, α are not 0 °, 180 °.
Third etching line and the 4th etching line adjacent thereto, third etching line and the 4th etching line are further included in the present invention
It is connected in stitching portion by the second right angle bending structure；The third etching line intersects with the extended line of the 4th etching line,
Angle of intersection is α；First etching line intersects with the extended line of the third etching line, and angle of intersection is 180 ° of-α.
Two right angle bending structure is the continuous etching line that turning is right angle.
Preferably, the first right angle bending structure is the first open rectangle, including two parallel etching lines and with
The vertical and connected etching line of two parallel etching lines；
The second right angle bending structure is the second open rectangle, including two parallel etching lines and parallel with two
The vertical and connected etching line of etching line；
The second open rectangle is identical with the structure of the first open rectangle, opening is towards on the contrary, and between the two
Or both enclosed between first, second, third and fourth etching line there are one closed figure.
Preferably, the structure of described two open rectangles small one and large one, small open rectangle is placed in big open square
Among shape, into inclusion relation.
Preferably, the described second open rectangle is with respectively etching that linear dimension is identical, and the two surrounds in the first open rectangle
The square of one closing；Four vertex of first, second, third, fourth etching line respectively with square are connected.
The length range of each etching line is 0.1~1mm in the first, second open rectangle；
With in the etching line that is connected directly in the first open rectangle with the first etching line, the second open rectangle
The etching line that three etching lines are connected directly, the spacing between two etching lines are not more than laser linewidth；
With in the etching line that is connected directly in the first open rectangle with the second etching line, the second open rectangle
The etching line that four etching lines are connected directly, the spacing between two etching lines are not more than laser linewidth.
Include several first, second open rectangles, the first, second open square in an ITO pattern unit
Shape is set about one axisymmetrical of ITO pattern unit.
The right angle bending structure is not limited to above-mentioned open rectangle or turning is the sawtooth at right angle
Shape；It is connected with the first right angle bending structure of first, second etching line and is connected with the second quarter bend of third, the 4th etching line
Folded structure may be used different structure, between two right angle bending structures or two right angle bending structures and first, second, third and
At least one closed figure is between four etching lines.
The present invention relates to a kind of method for being etched wiring to above-mentioned touch screen laser joint patterning, the right angles
Bending structure is etched to be formed by laser of unlatching with two coupled etching lines.
Technique effect
Compared with prior art, the present invention increases right angle transition splicing construction at diagonal stitch, can ensure oblique line section
Splicing precision, avoid the occurrence of splicing deviation and cause short circuit, and stitching portion laser-induced thermal etching number is few, save etching wiring when
Between.
Description of the drawings
Figure 1A is film laser pattern structure chart on ITO in touch screen in the prior art；
Figure 1B is ITO lower film laser pattern structure charts in touch screen in the prior art；
Fig. 1 C are ITO pattern unit etching line ideal trace-diagram；
Fig. 2 is the practical trace-diagram of ITO pattern unit etching line；
Fig. 3 is that etching line connects regional structure schematic diagram in embodiment 1；
Fig. 4 is ITO pattern unit etching line trace-diagram in embodiment 1；
Fig. 5 is that etching line connects regional structure schematic diagram in embodiment 2；
In figure：First etching line 1, the second etching line 2, third etching line 3, the 4th etching line 4, the first open rectangle 5,
Second open rectangle 6.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention will be described in detail.
Embodiment 1
As shown in Figure 3 and Figure 4, the present embodiment is related to a kind of touch screen laser joint patterning, including the first etching line 1
With the second etching line 2 adjacent thereto, the first etching line 1 and the second etching line 2 pass through the first right angle bending structure in stitching portion
Connection；The first right angle bending structure is the first open rectangle 5, including two parallel etching lines and the erosion parallel with two
The vertical and connected etching line of groove；
First etching line 1 intersects with the extended line of the second etching line 2, angle of intersection α.
The present embodiment further includes third etching line 3 and the 4th etching line 4 adjacent thereto, and third etching line 3 and the 4th is lost
Groove 4 is connected in stitching portion by the second right angle bending structure；The second right angle bending structure is the second open rectangle
6, including the vertical and connected etching line of two parallel etching lines and the etching line parallel with two；
The third etching line 3 intersects with the extended line of the 4th etching line 4, angle of intersection α；
First etching line 1 intersects with the extended line of the third etching line 3, and angle of intersection is 180 ° of-α.
The second open rectangle 6 is identical with the first open 5 structure of rectangle, small one and large one, small open rectangle
It is placed among big open rectangle, into inclusion relation.
Include the several first open 5 and second open rectangles 6 of rectangle in an ITO pattern unit, described first
Open 5 and second open rectangle 6 of rectangle is set about one axisymmetrical of ITO pattern unit, and the axis is in Fig. 1 C
Horizontal axis.
The length range of each etching line is 0.1~1mm in the first open 5 and second open rectangle 6 of rectangle；The
It is straight with third etching line 3 in the etching line that is connected directly in one open rectangle 5 with the first etching line 1, the second open rectangle 6
Connect the width that the distance between connected etching line, two etching lines b is not more than laser-induced thermal etching line.
Embodiment 2
As shown in figure 5, the present embodiment is related to a kind of touch screen laser joint patterning, including the first etching line 1 and with
Its second adjacent etching line 2, the first etching line 1 are connect with the second etching line 2 in stitching portion by the first right angle bending structure；
The first right angle bending structure is the first open rectangle 5, including two parallel etching lines and the etching line parallel with two
Vertical and connected etching line；
First etching line 1 intersects with the extended line of the second etching line 2, angle of intersection α.
The present embodiment further includes third etching line 3 and the 4th etching line 4 adjacent thereto, and third etching line 3 and the 4th is lost
Groove 4 is connected in stitching portion by the second right angle bending structure；The second right angle bending structure is the second open rectangle
6, including the vertical and connected etching line of two parallel etching lines and the etching line parallel with two；
The third etching line 3 intersects with the extended line of the 4th etching line 4, angle of intersection α；
First etching line 1 intersects with the extended line of the third etching line 3, and angle of intersection is 180 ° of-α.
The second open rectangle 6 is identical with respectively etching linear dimension in the first open rectangle 5, and the two surrounds an envelope
The square closed；Ranging from 0.1~1mm of line length a is respectively etched in square.First etching line 1, the second etching line 2,
Four vertex of third etching line 3, the 4th etching line 4 respectively with square are connected.
Include the several first open 5 and second open rectangles 6 of rectangle in an ITO pattern unit, described first
Open 5 and second open rectangle 6 of rectangle is set about one axisymmetrical of ITO pattern unit, and the axis is in Fig. 1 C
Horizontal axis.
It is emphasized that：It the above is only presently preferred embodiments of the present invention, not the present invention made in any form
Limitation, any simple modification, equivalent change and modification that every technical spirit according to the present invention makees above example,
In the range of still falling within technical solution of the present invention.
Claims (10)
1. a kind of touch screen laser joint patterning, it is characterized in that, the first etching line is being spliced with the second adjacent etching line
Place is connected by the first right angle bending structure；
First etching line intersects with the extended line of second etching line, angle of intersection α.
2. touch screen laser joint patterning according to claim 1, it is characterized in that, first right angle bending knot
Structure is the first open rectangle, including the vertical and connected etching line of two parallel etching lines and the etching line parallel with two.
3. touch screen laser joint patterning according to claim 1, it is characterized in that, third etching line is led in stitching portion
The second right angle bending structure is crossed to connect with the 4th etching line adjacent thereto；
The third etching line intersects with the extended line of the 4th etching line, angle of intersection α；
First etching line intersects with the extended line of the third etching line, and angle of intersection is 180 ° of-α.
4. touch screen laser joint patterning according to claim 3, it is characterized in that, second right angle bending knot
Structure is the second open rectangle, including the vertical and connected etching line of two parallel etching lines and the etching line parallel with two；
The second open rectangle is identical with the structure of the first open rectangle, opening is towards on the contrary, and between the two or two
Closed figure there are one being enclosed between person and first, second, third and fourth etching line.
5. touch screen laser joint patterning according to claim 4, it is characterized in that, the knot of the two open rectangle
Structure small one and large one, small open rectangle is placed among big open rectangle, into inclusion relation.
6. touch screen laser joint patterning according to claim 4, it is characterized in that, the second open rectangle with
Respectively etch that linear dimension is identical in first open rectangle, the two surrounds the square of a closing；
Four vertex of first, second, third, fourth etching line respectively with square are connected.
7. touch screen laser joint patterning according to claim 4, it is characterized in that, described first, second is open
The length range of each etching line is 0.1~1mm in rectangle；
It is lost in the etching line that is connected directly in the first open rectangle with the first etching line, the second open rectangle with third
The etching line that groove is connected directly, the spacing between two etching lines are not more than laser linewidth；
In the etching line that is connected directly in the first open rectangle with the second etching line, the second open rectangle with the 4th erosion
The etching line that groove is connected directly, the spacing between two etching lines are not more than laser linewidth.
8. touch screen laser joint patterning according to claim 4, it is characterized in that, if ITO pattern unit includes
Dry first, second open rectangle, the first, second open rectangle are set about one axisymmetrical of ITO pattern unit.
9. a kind of method that touch screen laser joint patterning described to any one of claim 1-8 is etched wiring,
It is characterized in that, the right angle bending structure is etched to be formed by laser of unlatching with two coupled etching lines.
10. the method for wiring is etched to laser joint patterning according to claim 9, it is characterized in that, it is described to swash
Optical splice patterning includes several ITO pattern units for arranging connection in order, in the progress of etching that laser is opened, swashs
Light cabling is carried out along obtuse angle or right angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711429757.2A CN108170309B (en) | 2017-12-26 | 2017-12-26 | Laser splicing pattern structure of touch screen and etching wiring method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711429757.2A CN108170309B (en) | 2017-12-26 | 2017-12-26 | Laser splicing pattern structure of touch screen and etching wiring method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108170309A true CN108170309A (en) | 2018-06-15 |
| CN108170309B CN108170309B (en) | 2021-10-26 |
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| Application Number | Title | Priority Date | Filing Date |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102033650A (en) * | 2010-09-29 | 2011-04-27 | 南京点面光电有限公司 | Method for performing laser etching on silver paste indium tin oxide film |
| CN105117066A (en) * | 2015-09-16 | 2015-12-02 | 业成光电（深圳）有限公司 | Touch panel, manufacturing method thereof and laser etching device |
| GB2529156A (en) * | 2014-08-08 | 2016-02-17 | M Solv Ltd | Double far-side laser ablation |
| CN106378533A (en) * | 2016-09-20 | 2017-02-08 | 武汉吉事达科技股份有限公司 | Silver paste laser etched pattern splicing method |
| CN107329606A (en) * | 2017-05-24 | 2017-11-07 | 连城县中触电子有限公司 | A kind of laser silver paste processing method |
| CN107402682A (en) * | 2017-07-31 | 2017-11-28 | 张家港康得新光电材料有限公司 | A kind of touch-screen and its preparation method |
-
2017
- 2017-12-26 CN CN201711429757.2A patent/CN108170309B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102033650A (en) * | 2010-09-29 | 2011-04-27 | 南京点面光电有限公司 | Method for performing laser etching on silver paste indium tin oxide film |
| GB2529156A (en) * | 2014-08-08 | 2016-02-17 | M Solv Ltd | Double far-side laser ablation |
| CN105117066A (en) * | 2015-09-16 | 2015-12-02 | 业成光电（深圳）有限公司 | Touch panel, manufacturing method thereof and laser etching device |
| CN106378533A (en) * | 2016-09-20 | 2017-02-08 | 武汉吉事达科技股份有限公司 | Silver paste laser etched pattern splicing method |
| CN107329606A (en) * | 2017-05-24 | 2017-11-07 | 连城县中触电子有限公司 | A kind of laser silver paste processing method |
| CN107402682A (en) * | 2017-07-31 | 2017-11-28 | 张家港康得新光电材料有限公司 | A kind of touch-screen and its preparation method |
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| CN108170309B (en) | 2021-10-26 |
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