CN106739446A - A kind of metal screen printing plate of silk-screen printing - Google Patents
A kind of metal screen printing plate of silk-screen printing Download PDFInfo
- Publication number
- CN106739446A CN106739446A CN201611245139.8A CN201611245139A CN106739446A CN 106739446 A CN106739446 A CN 106739446A CN 201611245139 A CN201611245139 A CN 201611245139A CN 106739446 A CN106739446 A CN 106739446A
- Authority
- CN
- China
- Prior art keywords
- screen printing
- metal screen
- printing plate
- silk
- rigid frame
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/34—Screens, Frames; Holders therefor
- B41F15/36—Screens, Frames; Holders therefor flat
Abstract
Present invention is disclosed a kind of metal screen printing plate of silk-screen printing, the front electrode for printing solar cell, the metal screen printing plate is made up of rigid frame, flexible metal screen cloth and dry-film resist.The special rigid frame is 450mm square, the aluminum alloy frame of One-sided Widths 25mm, the edge of the flexible metal screen cloth is integrally embedded in rigid frame in tight shape, and the dry-film resist is integrally covered, light stiffening forms the open-work region of counter electrode figure in flexible metal screen cloth surface.Using metal screen printing plate of the invention in silk-screen printing, by the dimensions for expanding metal screen printing plate, hence it is evident that reduce the type variable of figure in screen printing process, reduce the loss of battery efficiency；The service life of metal screen printing plate is virtually improve simultaneously, reduces the production cost of solar cell.
Description
Technical field
The present invention relates to a kind of silk-screen printing must instrument, it is more particularly to a kind of for manufacture of solar cells process silk
Metal screen printing plate used by wire mark brush front electrode of solar battery.
Background technology
Silk-screen printing technique printing solar cell front electrode is needed to use during manufacture of solar cells, that is, is passed through
Frictioning applies certain pressure makes slurry be transferred to stock by the mesh with certain figure on half tone（Silicon chip）On, form institute
Need electrode pattern, frictioning certain depth is pushed by scraper plate in printing process after to extruding slurry and the net of moving ahead into
Version, so that half tone silk screen produces certain deformation quantity.Generally, metal screen printing plate has been mainly comprising flexible wire gauze and just
Aluminum alloy frame two parts of property, its be by metal wire knitted into net, its is tight on screen frame, by the method for optical lithography
It is made, areas are left behind on half tone can pass through the close hole of ink, and remainder mesh is all in blocking shape, it is impossible to saturating
Cross ink；Scraper plate scrapes crowded metal screen printing plate spreading mass when being printing, is allowed to be transferred to a kind of lath-shaped instrument of silicon chip surface, with water
Piece direction is into 70 ° of angles.
But in existing manufacture of solar cells industry, conventional use of metal screen printing plate size is 350mm, i.e. aluminium frame chi
Very little is 350mm*350mm.As shown in Figure 1, in the case where depression depths are certain, silk screen relative deformation amount and half tone size are into anti-
To change；Printed on the half tone of existing stock size, shown in silk screen figure relative deformation amount equation below：CA=1/cos a –
1.As can be seen here, conventional half tone size is smaller, and angle a is bigger, and relative deformation amount is also bigger, so as to cause printing line thickness big
In design load so that printed pattern lines precise decreasing, increase electrode shading-area, reduce cell piece efficiency；Especially figure
Marginal position lines are also easy to produce blooming.
The content of the invention
The purpose of the present invention aims to provide a kind of metal screen printing plate of silk-screen printing, solves the essence of electrode of solar battery manufacture
Degree Upgrade Problem.
Above-mentioned purpose of the invention will be achieved by the following technical programs：A kind of metal screen printing plate of silk-screen printing, uses
In the front electrode of printing solar cell, the metal screen printing plate is by rigid frame, flexible metal screen cloth and dry-film resist group
Into, it is characterised in that：The rigid frame is 450mm square, the aluminum alloy frame of One-sided Widths 25mm, the flexible wire
The edge of screen cloth is integrally embedded in tight shape in rigid frame, and the dry-film resist is integrally covered, light stiffening is in flexible gold
Category screen cloth surface forms the open-work region of counter electrode figure.
Further, the flexible metal screen cloth is by the flexible close hold spacing cloth of nickel alloy silk braiding.
Further, the hole density of the flexible metal screen cloth is at least 360 mesh.
Further, each interior angle of the rigid frame is set to radiussed, including the flexible metal screen cloth edge
Gently turned at angle.
Further, the interior angle is set to the fillet of radius r values 10mm ~ 20mm.
Further, the rigid frame is provided with and is suitable to the grasping part that manual or outside clamping jaw is picked and placeed.
Further, the rigid frame is provided with the activity box folder of replaceable mounting flexible metal screen cloth.
Using metal screen printing plate of the invention in silk-screen printing, its advantage is embodied in：The present invention is by expanding wire netting
The dimensions of version, hence it is evident that reduce the type variable of figure in screen printing process, reduce the loss of battery efficiency；While nothing
The service life of metal screen printing plate is improve in shape, the production cost of solar cell is reduced.
Brief description of the drawings
Fig. 1 is two kinds of compression deformation schematic diagrames of metal screen printing plate.
Fig. 2 is the planar structure schematic diagram of metal screen printing plate of the present invention.
Specific embodiment
Hereinafter just accompanying drawing in conjunction with the embodiments, is described in further detail, so that of the invention to specific embodiment of the invention
Technical scheme is more readily understood, grasps.
To solve the problems, such as electrode print precision improvement in manufacture of solar cells, this design person is through creative labor
Dynamic, innovation proposes a kind of metal screen printing plate of silk-screen printing, by improving the relative deformation amount of half tone, the figure of lifting printing shaping
Shape lines fineness, and the effective area of shining light and transformation efficiency of solar cell are improved simultaneously.
From the point of view of Survey design of the invention, as shown in Fig. 2 this kind of metal screen printing plate of silk-screen printing is by rigid frame 1, soft
Property wire gauze 2 and dry-film resist composition, its design feature includes, the rigid frame 1 is 450mm square, One-sided Widths
The aluminum alloy frame of 25mm.Obviously, significantly broken through in dimensions compared to conventional metals half tone.The flexible metal screen cloth
2 edge is integrally embedded in rigid frame 1 in tight shape, and above-mentioned dry-film resist（Diagram is invisible）Overall covering, exposure
It is hardened in the open-work region that flexible metal screen cloth surface forms counter electrode figure.Here due to dry-film resist very thin thickness
And translucency, it is one just to melt with flexible metal screen cloth after the technique of flexible metal screen cloth overlay film and optical lithography is completed
Body, therefore cannot intuitively be recognized in fig. 2.However, the electrode wiring pattern 3 that nationality is formed by the dry-film resist, just can form
The close hole of ink can be passed through, remainder mesh is all in blocking shape.
Further refinement scheme as the presently preferred embodiments, the flexible metal screen cloth 3 is to be woven by nickel alloy silk
Flexible close hold spacing cloth.The sense organ in kind of the flexible metal screen cloth is appreciated that by association's gauze.Except hardness is more than general
Outside logical gauze, the hole density of the flexible metal screen cloth is more up to 360 mesh or higher.Herein it is to be understood that：Hole density
Precision higher, electrode pattern is also higher, but the manufacture difficulty of the screen cloth is also relatively higher, the selected and solar energy of its hole density
The electrode precision of battery is associated.
Also, in embodiment illustrated, metal screen printing plate by compressing produce deformation when, to prevent in rigid frame
Accident at each interior angle is lost, and each interior angle of the rigid frame is set to radiussed, so, including the screen cloth edge of flexible metal
Just can gently be turned at angle, the deformation produced by stress can also obtain effective transition.The interior angle can be set to radius r values
The fillet of the slightly larger point of the fillet of 10mm ~ 20mm, preferably radius.
The metal screen printing plate main-body structure of this preferred embodiment is identical with conventional half tone using material, it is not necessary in addition increase or
Change manufacturing material；It is arranged on printing equipment by the fixture of matched 450mm sizes；The installation process of fixture with just
Normal half tone is consistent, can be suitably used for all printing machines matched with former half tone, and the present invention can be accessible suitable for solar cell amount
Metaplasia is produced to produce.
Again please be as shown in figure 1, the relative deformation amount C of half tone used by the present invention in printingB=1/cos b – 1；Pass through
Geometric knowledge understands that angle b is less than angle a, so that the relative deformation amount C of the half tone used by the present inventionBLess than the phase of conventional half tone
To deformation quantity CA；So as to reduce figure deformation quantity, the printing width of pattern line is reduced, increase the significant surface of solar cell
Product.
In addition to above preferred embodiment, the metal screen printing plate of the silk-screen printing of the invention can also have other optional some realities
Apply case.From the point of view of citing：The one rigid frame can be provided with and be suitable to by hand or the grasping part that picks and places of outside clamping jaw, facilitate the gold
Belong to the handling operation of half tone.The two rigid frame is provided with the activity box folder of replaceable mounting flexible metal screen cloth, because should
The screen cloth resilience that deformation has that is stressed in flexible metal is limited, therefore service life is limited, is necessarily required in large-scale production
Screen cloth is replaced as often as possible, and is passed through activity box folder and is capable of achieving flexible mounting, be easy to the round-robin of rigid frame.
It is to sum up visible and be clearly understood that by embodiment detailed description with the accompanying drawing：Using metal screen printing plate of the invention
In solar cell silk screen printing, its advantage is embodied in：Dimensions by expanding metal screen printing plate of the invention, hence it is evident that drop
The type variable of figure, reduces the loss of battery efficiency in low screen printing process；Virtually improve metal screen printing plate simultaneously
Service life, reduce the production cost of solar cell.
All technical sides that the present invention still has numerous embodiments, all use equivalents or an equivalent transformation and formed
Case, is within the scope of the present invention.
Claims (7)
1. a kind of metal screen printing plate of silk-screen printing, the front electrode for printing solar cell, the metal screen printing plate is by rigidity
Framework, flexible metal screen cloth and dry-film resist composition, it is characterised in that：The rigid frame is 450mm square, One-sided Widths
The aluminum alloy frame of 25mm, the edge of the flexible metal screen cloth is integrally embedded in rigid frame in tight shape, the sense
Optical cement film is integrally covered, light stiffening forms the open-work region of counter electrode figure in flexible metal screen cloth surface.
2. the metal screen printing plate of silk-screen printing according to claim 1, it is characterised in that：The flexible metal screen cloth is by nickel
The flexible close hold spacing cloth of alloying metal silk braiding.
3. the metal screen printing plate of silk-screen printing according to claim 2, it is characterised in that：The Kong Mi of the flexible metal screen cloth
Degree is at least 360 mesh.
4. the metal screen printing plate of silk-screen printing according to claim 1, it is characterised in that：Each interior angle of the rigid frame sets
It is radiussed, the flexible metal screen cloth edge is gently turned at interior angle.
5. the metal screen printing plate of silk-screen printing according to claim 4, it is characterised in that the interior angle is set to radius r values
The fillet of 10mm ~ 20mm.
6. the metal screen printing plate of silk-screen printing according to claim 1, it is characterised in that：The rigid frame is provided with and is suitable to craft
Or the grasping part that outside clamping jaw is picked and placeed.
7. the metal screen printing plate of silk-screen printing according to claim 1, it is characterised in that：The rigid frame is provided with replaceable dress
Mount the activity box folder of flexible metal screen cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611245139.8A CN106739446A (en) | 2016-12-29 | 2016-12-29 | A kind of metal screen printing plate of silk-screen printing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611245139.8A CN106739446A (en) | 2016-12-29 | 2016-12-29 | A kind of metal screen printing plate of silk-screen printing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106739446A true CN106739446A (en) | 2017-05-31 |
Family
ID=58928849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611245139.8A Pending CN106739446A (en) | 2016-12-29 | 2016-12-29 | A kind of metal screen printing plate of silk-screen printing |
Country Status (1)
| Country | Link |
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| CN (1) | CN106739446A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109201409A (en) * | 2018-10-22 | 2019-01-15 | 江苏卓高新材料科技有限公司 | A kind of diaphragm for lithium ion battery coating unit |
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| CN201592549U (en) * | 2010-01-29 | 2010-09-29 | 江苏顺风光电科技有限公司 | Solar battery screen printing device |
| CN202428773U (en) * | 2012-01-06 | 2012-09-12 | 昆山允升吉光电科技有限公司 | Solar composite screen |
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| CN102991101A (en) * | 2011-09-15 | 2013-03-27 | 浚鑫科技股份有限公司 | Positive electrode printing screen |
| CN103057251A (en) * | 2011-10-20 | 2013-04-24 | 浚鑫科技股份有限公司 | Solar battery screen printing device |
| CN103192594A (en) * | 2012-01-06 | 2013-07-10 | 昆山允升吉光电科技有限公司 | Solar energy compound screen |
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| CN103770452A (en) * | 2014-01-26 | 2014-05-07 | 昆山允升吉光电科技有限公司 | Metal wire mesh |
| CN104097390A (en) * | 2013-04-08 | 2014-10-15 | 昆山允升吉光电科技有限公司 | Metal wire mesh and composite mesh plate corresponding to same |
| CN205112624U (en) * | 2015-10-10 | 2016-03-30 | 姜文明 | Metal otter board is used in integrative printing of solar cell grid line |
| CN205800488U (en) * | 2016-06-22 | 2016-12-14 | 石家庄明远科技有限公司 | A kind of screen painting screen frame being convenient to clean |
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2016
- 2016-12-29 CN CN201611245139.8A patent/CN106739446A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201592549U (en) * | 2010-01-29 | 2010-09-29 | 江苏顺风光电科技有限公司 | Solar battery screen printing device |
| CN102991101A (en) * | 2011-09-15 | 2013-03-27 | 浚鑫科技股份有限公司 | Positive electrode printing screen |
| CN103057251A (en) * | 2011-10-20 | 2013-04-24 | 浚鑫科技股份有限公司 | Solar battery screen printing device |
| CN202428773U (en) * | 2012-01-06 | 2012-09-12 | 昆山允升吉光电科技有限公司 | Solar composite screen |
| CN103192594A (en) * | 2012-01-06 | 2013-07-10 | 昆山允升吉光电科技有限公司 | Solar energy compound screen |
| CN103419475A (en) * | 2012-05-23 | 2013-12-04 | 昆山允升吉光电科技有限公司 | Corner transition structure for flat silk screen |
| CN202805907U (en) * | 2012-06-26 | 2013-03-20 | 晶澳太阳能有限公司 | Screen frame capable of improving screen printing precision of solar battery |
| CN104097390A (en) * | 2013-04-08 | 2014-10-15 | 昆山允升吉光电科技有限公司 | Metal wire mesh and composite mesh plate corresponding to same |
| CN103640328A (en) * | 2013-12-14 | 2014-03-19 | 福州大学 | High-stability precision composite screen printing plate |
| CN103770452A (en) * | 2014-01-26 | 2014-05-07 | 昆山允升吉光电科技有限公司 | Metal wire mesh |
| CN205112624U (en) * | 2015-10-10 | 2016-03-30 | 姜文明 | Metal otter board is used in integrative printing of solar cell grid line |
| CN205800488U (en) * | 2016-06-22 | 2016-12-14 | 石家庄明远科技有限公司 | A kind of screen painting screen frame being convenient to clean |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109201409A (en) * | 2018-10-22 | 2019-01-15 | 江苏卓高新材料科技有限公司 | A kind of diaphragm for lithium ion battery coating unit |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170531 |