CN104332423A - Multifunctional comprehensive detection screen printing plate - Google Patents
Multifunctional comprehensive detection screen printing plate Download PDFInfo
- Publication number
- CN104332423A CN104332423A CN201410576507.1A CN201410576507A CN104332423A CN 104332423 A CN104332423 A CN 104332423A CN 201410576507 A CN201410576507 A CN 201410576507A CN 104332423 A CN104332423 A CN 104332423A
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- Prior art keywords
- electrode
- half tone
- wide square
- multifunctional comprehensive
- circular
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- 238000001514 detection method Methods 0.000 title abstract description 10
- 238000007650 screen-printing Methods 0.000 title abstract 7
- 238000005192 partition Methods 0.000 claims abstract description 14
- 239000002002 slurry Substances 0.000 claims description 35
- 238000012360 testing method Methods 0.000 claims description 23
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 15
- 229910052710 silicon Inorganic materials 0.000 claims description 15
- 239000010703 silicon Substances 0.000 claims description 13
- 238000007639 printing Methods 0.000 claims description 12
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 8
- 229910052709 silver Inorganic materials 0.000 claims description 8
- 239000004332 silver Substances 0.000 claims description 8
- 238000002474 experimental method Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 15
- 238000004513 sizing Methods 0.000 abstract 3
- 238000005245 sintering Methods 0.000 description 7
- 238000009864 tensile test Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/30—Structural arrangements specially adapted for testing or measuring during manufacture or treatment, or specially adapted for reliability measurements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a multifunctional comprehensive detection screen printing plate which comprises a screen printing plate body (1). Partition electrodes (2), antenna electrodes (3), equal-width square electrodes (4), unequal-width square electrodes (5) and circular electrodes (6) are arranged on the screen printing plate body (1), the partition electrodes (2) are longitudinally arranged in three rows and divide the screen printing plate body (1) into two areas, one area is used for arranging a plurality of antenna electrodes (3), and the other area is used for arranging the equal-width square electrodes (4), the unequal-width square electrodes (5) and the circular electrodes (6). A plurality of parameters can be tested by the aid of one screen printing plate, namely, print effects of sizing agents for different wire widths and different graphs, conductive effects sintered at different temperatures, conductive effects of different wire widths, conductive uniformity of the sizing agents and attached force of the sizing agents for battery pieces are detected, consistency of experimental conditions and accuracy of experimental results are ensured, and the multifunctional comprehensive detection screen printing plate is suitable for popularization and use.
Description
Technical field
The present invention relates to cell art, specifically a kind of multifunctional comprehensive detection half tone that every comprehensive parameters after the silver-colored slurry of crystal silicon solar batteries positive electrode and the printing of back electrode silver slurry is detected.
Background technology
Positive electrode silver slurry and back electrode silver slurry be crystal silicon solar batteries sheet produce necessary consumptive material, be mainly used for collected current and extraction positive and negative electrode.For ensureing the quality of high-efficiency battery sheet, that just must ensure the quality of slurry.Tradition is starched the every comprehensive parameters after printing to silver and is detected more complicated, the half tone that different parameters needs polylith different, and needs repeatedly print and repeatedly slurry recovery easily pollutes slurry; Slurry exposes aerial overlong time, and some composition in slurry is volatile, and the attribute making front and back different time print slurry changes to some extent.Different half tones is because the difference of half tone production technology can cause tension force between half tone, thickness, the multiple difference such as live width.Traditional detection operation is many, time-consuming, and cost is high.Many factors causes laboratory test results to have very big error.
Summary of the invention
The object of the invention is for the high problem of existing half tone detection difficulty, provide a kind of half tone figure by many kinds of parameters to focus on one and throw the net in version (156*156mm) half tone is detected to the multifunctional comprehensive that the every comprehensive parameters after crystal silicon solar batteries positive electrode silver slurry and the printing of back electrode silver slurry detects; This multifunctional comprehensive detects half tone by carrying out rational deployment to half tone figure and making optimization process to the spacing between figure, reduces the interference detecting data between figure and figure.
The object of the invention is to solve by the following technical programs:
A kind of multifunctional comprehensive detects half tone, comprise half tone body, it is characterized in that: described half tone body is provided with and cuts off electrode, feeler electrode, wide square-shaped electrode, not wide square-shaped electrode and circular electrode, cut off electrode longitudinal setting in three row and half tone body is divided into two pieces of regions, wherein one piece of region is used for arranging many group feeler electrodes, and another block region is used for arranging wide square-shaped electrode, not wide square-shaped electrode and circular electrode.
The electrode spacing of described partition electrode is 0.25mm ~ 3mm.
The feeler at many groups feeler electrode grid line that, width identical by length is different respectively and grid line two ends is formed.
The width range of described grid line is 0.030mm ~ 0.080mm.
The corner of described wide square-shaped electrode is all provided with the identical circular test point of diameter with the diagonal crosspoint place of wide square-shaped electrode.
Described not wide square-shaped electrode is three-back-shaped setting, and the width range of the grid line of not wide square-shaped electrode is 0.030mm ~ 0.050mm.
Described circular electrode is arranged ringwise, and the width range of the grid line of circular electrode is 0.030mm ~ 0.050mm.
The width of the grid line of described circular electrode expands from the inside to the outside successively.
Described wide square-shaped electrode, not wide square-shaped electrode and circular electrode are in being longitudinally from top to bottom sequentially arranged in the region of partition electrode formation.
Described half tone body adopts stainless steel roll compacting screen cloth and exposure glue to make.
The present invention has the following advantages compared to existing technology:
The present invention detects with detector easy to use by widening partition electrode, reduces difficulty of test, ensure that test result, and impart the function cutting off electrode tensile test.
The present invention adds the circular test point of applicable detector to the grid line in wide square-shaped electrode, ensure that the accuracy detecting the test of grid line conductivity, also improves detection speed; And add the detection to the uniformity of slurry conduction and the print performance of different angles by the setting of wide square-shaped electrode and circular electrode.
The present invention adopt one throw the net version can complete many kinds of parameters test, namely test slurry to conductive effect, the conductive effect of different live width, the uniformity of slurry conduction and the slurry after sintering under the printing effect of the printing effect of different live width, different graphic, different temperatures to cell piece attached power, ensure that the consistency of experiment condition and the precision of experimental result, reduce the cost that half tone makes simultaneously, improve printing effect; Have the advantages that structure is simple, cost is low, convenient and practical, be suitable for promoting the use of.
Accompanying drawing explanation
Accompanying drawing 1 is multifunctional comprehensive checking network plate structure schematic diagram of the present invention;
Accompanying drawing 2 is the structural representation that multifunctional comprehensive of the present invention detects that half tone carries out tensile test.
Wherein: 1-half tone body; 2-cut off electrode; 3-feeler electrode; 4-wide square-shaped electrode; 5-not wide square-shaped electrode; 6-circular electrode; 7-grid line; 8-feeler; 9-circular test point.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the present invention is further illustrated.
As shown in Figure 1-2: a kind of multifunctional comprehensive detects half tone, comprise the half tone body 1 adopting stainless steel roll compacting screen cloth and exposure glue to make, half tone body 1 is provided with and cuts off electrode 2, feeler electrode 3, wide square-shaped electrode 4, not wide square-shaped electrode 5 and circular electrode 6, cut off electrode 2 longitudinal setting in three row and half tone body 1 is divided into two pieces of regions, wherein one piece of region is used for arranging many group feeler electrodes 3, another block region is used for arranging wide square-shaped electrode 4, not wide square-shaped electrode 5 and circular electrode 6, wide square-shaped electrode 4, not wide square-shaped electrode 5 and circular electrode 6 are in being longitudinally from top to bottom sequentially arranged in the region of partition electrode 2 formation.
In accompanying drawing 1 and accompanying drawing 2, the partition electrode 2 of Different electrodes spacing is for the penetrability to silicon wafer after testing size sintering, the electrode spacing cutting off electrode 2 is 0.25mm ~ 3mm, specifically, the partition electrode 2 of every three groups of longitudinal arrangements adopts identical electrode spacing, the size of electrode spacing is respectively 0.25mm, 0.50mm, 0.75mm, 1mm, 1.5mm and 3mm, and extreme electrode spacing is set to 3mm and considers that crystal silicon chip volume resistance spacing does not just have greatly the cause of practical significance again.Cut off in addition the arrangement mode of electrode 2 in accompanying drawing 1-2 be adopt from top to bottom, the mode that progressively increases from right to left arranges, namely the electrode spacing of the partition electrode 2 in the upper right corner is 0.25mm, the electrode spacing of the partition electrode 2 in the lower left corner is 3mm; Also other arrangement mode can be adopted to arrange.The slurry be printed onto on silicon chip (electrode) is at high temperature sintered into cell piece, finally that electrode and silicon chip itself form the ohmic contact (effect of sintering: when electrode matel material and semiconductor silicon heating reach eutectic temperature, silicon atom is added in the alloy electrode material melted altogether with certain proportion; The whole process that silicon atom dissolves in electrode metal is quickish, and general needs a few second, make electrode and crystal silicon chip form good ohmic contact, reduce resistance.）。Compare aluminium paste, and the sintering of silver slurry is extremely important, is mainly manifested in series resistance and parallel resistance, i.e. the change of FF on the impact of electrical performance of cell.The electrode cut off is mainly used to detect after the slurry be printed on silicon chip at high temperature sinters, the quality of electrode (slurry) and crystal silicon chip ohmic contact.Read ohm data by two electrodes contacting different interval, draw through calculating and contrasting the result wanted; Finally can confirm the ohmic contact effect sintering disposed slurry and crystal silicon chip shape.
In accompanying drawing 1 and accompanying drawing 2, feeler electrode 3 is for the depth-width ratio after testing size sintering and conductivity, and the printing effect of slurry during for detecting different live width.The feeler 8 at above-mentioned many group feeler electrode 3 grid lines 7 that, width identical by length is different respectively and grid line 7 two ends is formed, and the width range of grid line 7 is 0.030mm ~ 0.080mm; Specifically, the width distribution of grid line 7 is 0.080mm, 0.070mm, 0.060mm, 0.050mm, 0.045mm, 0.040mm, 0.035mm, 0.030mm, slurry uses more than live width 0.050mm to compare main flow on the market, supports that the slurry of 0.045mm live width is popularized to pursue depth-width ratio and reducing use amount, live width 0.040mm, 0.035mm are the targets that the slurry enterprise next one is pursued.The feeler electrode 3 of same width grid line 7 is arranged in pairs to prevent a certain feeler electrode 3 to break down in addition, and the feeler electrode 3 of different in width grid line 7 is arranged in the same area, namely above-mentioned many group feeler electrodes 3 on half tone body 1 genesis analysis in two pieces of regions.Whether feeler electrode 3 has the situation of empty print, broken string, thick point, thick line for detecting the grid line after printing, the depth-width ratio of grid line after being printed by microscope measurement; The conductivity that then its ohmic resistance calculates slurry is measured with the test point at ohmmeter contact grid line two ends; Finally can confirm the conductive effect sintering disposed slurry.
In accompanying drawing 1 and accompanying drawing 2, the uniformity that wide square-shaped electrode 4 is conducted electricity for test slurry, the corner of wide square-shaped electrode 4 is all provided with the identical circular test point 9 of diameter with the diagonal crosspoint place of wide square-shaped electrode 4, four edges and cornerwise width of wide square-shaped electrode 4 are all the same, and the length of four edges is also identical.Contrasted by the ohmic resistance detecting four edges respectively, inspection center o'clock can contrast to the ohmic resistance at four angles, also can detect cornerwise resistance and contrast, finally can confirm the uniformity that slurry conducts electricity.
In accompanying drawing 1 and accompanying drawing 2, not wide square-shaped electrode 5 is for the printing effect of test slurry to different live width right angle, and above-mentioned not wide square-shaped electrode 5 is in three-back-shaped setting, and the width range of the grid line 7 of not wide square-shaped electrode 5 is 0.030mm ~ 0.050mm.
In accompanying drawing 1 and accompanying drawing 2, circular electrode 6 is arranged ringwise, and the width range of the grid line 7 of circular electrode 6 is 0.030mm ~ 0.050mm, and the width of the grid line 7 of circular electrode 6 expands from the inside to the outside successively, namely the width of grid line 7 is followed successively by 0.030mm, 0.035mm, 0.040mm, 0.045mm and 0.050mm.Because Print direction can only advance along straight line direction, thus grid line 7 be arranged to circular electrode 6 can test slurry to grid line 7 printing effect of different live width different angles.
Be test slurry in addition to cell piece attached power.Can will cut off the electrode overstriking on wherein one side of electrode 2 to 4MM, by the thick electrode arrangement of multiple partition electrode 2 on one wire, 2 ~ 3 weldings can be welded and do tensile test, test slurry to cell piece attached power, the pad of tensile test is region shown in the long rectangle frame of the dotted line in accompanying drawing 2.
The present invention detects with detector easy to use by widening partition electrode 2, reduces difficulty of test, ensure that test result, and impart the function cutting off electrode 2 tensile test; By the circular test point 9 of adding applicable detector to the grid line 7 in wide square-shaped electrode 4, ensure that the accuracy detecting the test of grid line 7 conductivity, also improve detection speed; And add the detection to the uniformity of slurry conduction and the print performance of different angles by the setting of wide square-shaped electrode 4 and circular electrode 6; By adopt one throw the net version can complete many kinds of parameters test, ensure that the consistency of experiment condition and the precision of experimental result, reduce simultaneously half tone make cost, improve printing effect; Have the advantages that structure is simple, cost is low, convenient and practical, be suitable for promoting the use of.
Above embodiment is only and technological thought of the present invention is described, can not limit protection scope of the present invention with this, every technological thought proposed according to the present invention, and any change that technical scheme basis is done, all falls within scope; The technology that the present invention does not relate to all is realized by prior art.
Claims (10)
1. a multifunctional comprehensive detects half tone, comprise half tone body (1), it is characterized in that: described half tone body (1) is provided with and cuts off electrode (2), feeler electrode (3), wide square-shaped electrode (4), not wide square-shaped electrode (5) and circular electrode (6), cut off electrode (2) longitudinal setting in three row and half tone body (1) is divided into two pieces of regions, wherein one piece of region is used for arranging many groups feeler electrode (3), and another block region is used for arranging wide square-shaped electrode (4), not wide square-shaped electrode (5) and circular electrode (6).
2. multifunctional comprehensive according to claim 1 detects half tone, it is characterized in that: the electrode spacing of described partition electrode (2) is 0.25mm ~ 3mm.
3. multifunctional comprehensive according to claim 1 detects half tone, it is characterized in that: the feeler (8) at many group feeler electrode (3) grid lines (7) that, width identical by length is different respectively and grid line (7) two ends is formed.
4. multifunctional comprehensive according to claim 3 detects half tone, it is characterized in that: the width range of described grid line (7) is 0.030mm ~ 0.080mm.
5. multifunctional comprehensive according to claim 1 detects half tone, it is characterized in that: the corner of described wide square-shaped electrode (4) and the diagonal crosspoint place of wide square-shaped electrode (4) are all provided with the identical circular test point (9) of diameter.
6. multifunctional comprehensive according to claim 1 detects half tone, it is characterized in that: described not wide square-shaped electrode (5) is in three-back-shaped setting, and the width range of the grid line (7) of not wide square-shaped electrode (5) is 0.030mm ~ 0.050mm.
7. multifunctional comprehensive according to claim 1 detects half tone, it is characterized in that: described circular electrode (6) is arranged ringwise, and the width range of the grid line (7) of circular electrode (6) is 0.030mm ~ 0.050mm.
8. multifunctional comprehensive according to claim 7 detects half tone, it is characterized in that: the width of the grid line (7) of described circular electrode (6) expands from the inside to the outside successively.
9. multifunctional comprehensive according to claim 1 detects half tone, it is characterized in that: described wide square-shaped electrode (4), not wide square-shaped electrode (5) and circular electrode (6) are in being longitudinally from top to bottom sequentially arranged in region that partition electrode (2) forms.
10. the half tone for crystal silicon solar batteries silver slurry printing experiment according to claim 1, is characterized in that described half tone body (1) adopts stainless steel roll compacting screen cloth and exposure glue to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410576507.1A CN104332423A (en) | 2014-10-24 | 2014-10-24 | Multifunctional comprehensive detection screen printing plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410576507.1A CN104332423A (en) | 2014-10-24 | 2014-10-24 | Multifunctional comprehensive detection screen printing plate |
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| Publication Number | Publication Date |
|---|---|
| CN104332423A true CN104332423A (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410576507.1A Pending CN104332423A (en) | 2014-10-24 | 2014-10-24 | Multifunctional comprehensive detection screen printing plate |
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| CN (1) | CN104332423A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105790712A (en) * | 2016-04-01 | 2016-07-20 | 中利腾晖光伏科技有限公司 | Metal electrode plate for resistance test |
| CN106373902A (en) * | 2015-07-20 | 2017-02-01 | 上海太阳能工程技术研究中心有限公司 | Detection method and detection mesh plate for detecting reliability of silver paste for solar cell |
| CN107871792A (en) * | 2017-12-12 | 2018-04-03 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic cell and corresponding half tone and sheet resistance and/or the measuring method of contact resistivity |
| CN109884392A (en) * | 2017-12-06 | 2019-06-14 | 上海太阳能工程技术研究中心有限公司 | A kind of silver aluminium paste intersection resistance value test method and test device |
| CN110370830A (en) * | 2019-07-29 | 2019-10-25 | 百力达太阳能股份有限公司 | A kind of method of sight check printing quality |
-
2014
- 2014-10-24 CN CN201410576507.1A patent/CN104332423A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106373902A (en) * | 2015-07-20 | 2017-02-01 | 上海太阳能工程技术研究中心有限公司 | Detection method and detection mesh plate for detecting reliability of silver paste for solar cell |
| CN105790712A (en) * | 2016-04-01 | 2016-07-20 | 中利腾晖光伏科技有限公司 | Metal electrode plate for resistance test |
| CN109884392A (en) * | 2017-12-06 | 2019-06-14 | 上海太阳能工程技术研究中心有限公司 | A kind of silver aluminium paste intersection resistance value test method and test device |
| CN107871792A (en) * | 2017-12-12 | 2018-04-03 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic cell and corresponding half tone and sheet resistance and/or the measuring method of contact resistivity |
| CN107871792B (en) * | 2017-12-12 | 2023-11-17 | 苏州阿特斯阳光电力科技有限公司 | Photovoltaic cell and corresponding method for measuring screen printing plate, sheet resistance and/or contact resistivity |
| CN110370830A (en) * | 2019-07-29 | 2019-10-25 | 百力达太阳能股份有限公司 | A kind of method of sight check printing quality |
| CN110370830B (en) * | 2019-07-29 | 2020-11-10 | 百力达太阳能股份有限公司 | Method for visually inspecting printing quality |
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Application publication date: 20150204 |