CN107946217A - A kind of solar cell etches Novel rolling wheel - Google Patents
A kind of solar cell etches Novel rolling wheel Download PDFInfo
- Publication number
- CN107946217A CN107946217A CN201711225961.2A CN201711225961A CN107946217A CN 107946217 A CN107946217 A CN 107946217A CN 201711225961 A CN201711225961 A CN 201711225961A CN 107946217 A CN107946217 A CN 107946217A
- Authority
- CN
- China
- Prior art keywords
- roller
- supporting point
- millimeters
- solar cell
- rolling wheel
- 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
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 18
- 230000009466 transformation Effects 0.000 claims abstract description 14
- 238000005530 etching Methods 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 10
- 229910052710 silicon Inorganic materials 0.000 abstract description 10
- 239000010703 silicon Substances 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 19
- 238000007634 remodeling Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 238000005498 polishing Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 3
- 206010027146 Melanoderma Diseases 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/677—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for conveying, e.g. between different workstations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67075—Apparatus for fluid treatment for etching for wet etching
-
- 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
- H01L31/1876—Particular processes or apparatus for batch treatment of the devices
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a kind of solar cell to etch Novel rolling wheel, including the first roller and the second roller, the spacing of first roller is 50 millimeters, the spacing of second roller is 70 millimeters, first roller includes the first roller supporting point, second roller includes the second roller supporting point, width before first roller supporting point and the second roller supporting point transformation is 6 millimeters, the supporting point of the roller of two kinds of different spacing is transformed respectively, the first roller supporting point and the second roller supporting point are divided into 2 mm in width respectively, retain its left side respectively, middle or right side, it is allowed to become the roller of 3 kinds of different sizes.The solar cell etches Novel rolling wheel, greatly reduces the frequency of exposure and area of silicon chip same position and roller, has the advantages that quarter few, the cell piece production efficiency of phenomenon is high, can be used with popularity.
Description
Technical field
The invention belongs to technical field of solar, and in particular to a kind of solar cell etches Novel rolling wheel.
Background technology
At present, reaching its maturity with polysilicon solar battery slice process production techniques, industry are interior to producing cell piece
Equipment precision requirement it is also higher and higher.Present solar cell etching generally uses chain type wet-method etching, i.e. silicon chip is etching
During groove internal corrosion, the method that drives silicon chip to advance using floatation type roller carries out lower surface and four sides and etches, and silicon chip inevitably can be with
Roller contacts, and frequency of exposure is excessive, is easy to cause etching liquid and arrives silicon chip upper surface by the way that roller is general, erodes diffusion PN junction, lead
Caused to carve, and caused efficiency decline, the increase of EL blackspots, bad order equal proportion, finished battery efficiency and yield reduce.Therefore, it is right
The supporting point of existing roller is transformed, and the number and contact area that improved roller is contacted with silicon chip same position drop significantly
It is low, the situation generation that it's quarter pasts silicon chip in etching process is effectively reduced, is reached and is improved product yield, raising efficiency, reduces cost
Purpose.
The content of the invention
It is an object of the invention to provide a kind of solar cell to etch Novel rolling wheel, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the present invention provides following technical solution：A kind of solar cell etches Novel rolling wheel, including
First roller and the second roller, the spacing of first roller is 50 millimeters, and the spacing of second roller is 70 millimeters, described
First roller includes the first roller supporting point, and second roller includes the second roller supporting point, the first roller supporting point
Width before being transformed with the second roller supporting point is 6 millimeters, and the supporting point of the roller of two kinds of different spacing is changed respectively
Make, the first roller supporting point and the second roller supporting point are divided into 2 mm in width respectively, retain its left side, centre respectively
Or right side, it is allowed to become the rollers of 3 kinds of different sizes.
Preferably, first roller transform on the left of reservation its original supporting point 2 millimeters as new supporting point,
Polish completely its 4 millimeters of part in right side.
Preferably, first roller transform on the right side of reservation its original supporting point 2 millimeters as new supporting point,
Polish completely its 4 millimeters of part in left side.
Preferably, first roller transform among reservation its original supporting point 2 millimeters as new supporting point,
Polish completely 2 millimeters of left and right sides part.
Preferably, second roller transform on the left of reservation its original supporting point 2 millimeters as new supporting point,
Polish completely its 4 millimeters of part in right side.
Preferably, second roller transform on the right side of reservation its original supporting point 2 millimeters as new supporting point,
Polish completely its 4 millimeters of part in left side.
Preferably, second roller transform among reservation its original supporting point 2 millimeters as new supporting point,
Polish completely 2 millimeters of left and right sides part.
The technique effect and advantage of the present invention：The solar cell etches Novel rolling wheel, in etching process, same position
Contact silicon chip number is reduced to most 3 times from 8 times, greatly reduces the frequency of exposure and area of silicon chip same position and roller,
Reduced the generation for carving phenomenon, and improved cell piece production efficiency, reduce cost, reduce bad ratio during production
With the ratio of poorly efficient.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is one schematic diagram of the first roller remodeling method of the present invention；
Fig. 3 is two schematic diagram of the first roller remodeling method of the present invention；
Fig. 4 is three schematic diagram of the first roller remodeling method of the present invention；
Fig. 5 is one schematic diagram of the second roller remodeling method of the present invention；
Fig. 6 is two schematic diagram of the second roller remodeling method of the present invention；
Fig. 7 is three schematic diagram of the second roller remodeling method of the present invention.
In figure：1 first roller, 2 first roller supporting points, 3 second roller supporting points, 4 second rollers.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
The present invention provides a kind of solar cell as shown in figs. 1-7 to etch Novel rolling wheel, including the first roller 1 and the
Second wheel 4, the spacing of first roller 1 is 50 millimeters, and the spacing of second roller 4 is 70 millimeters, first roller 1
Including the first roller supporting point 2, second roller 4 includes the second roller supporting point 3, the first roller supporting point 2 and
Width before second wheel supporting point 3 is transformed is 6 millimeters, and the supporting point of the roller of two kinds of different spacing is transformed respectively,
The first roller supporting point 2 and the second roller supporting point 3 are divided into 2 mm in width respectively, retain respectively its left side, it is middle or
Right side, is allowed to become the roller of 3 kinds of different sizes.
Further, the remodeling method one of first roller 1 is as follows, retains 2 millimeters of conducts on the left of its original supporting point
New supporting point, its right side, 4 millimeters of parts are polished completely.
Further, the remodeling method two of first roller 1 is as follows, retains 2 millimeters of conducts on the right side of its original supporting point
New supporting point, its left side, 4 millimeters of parts are polished completely.
Further, the remodeling method three of first roller 1 is as follows, retains 2 millimeters of conducts among its original supporting point
New supporting point, completely polishes 2 millimeters of left and right sides part.
Further, the remodeling method one of second roller 4 is as follows, retains 2 millimeters of conducts on the left of its original supporting point
New supporting point, its right side, 4 millimeters of parts are polished completely.
Further, the remodeling method two of second roller 4 is as follows, retains 2 millimeters of conducts on the right side of its original supporting point
New supporting point, its left side, 4 millimeters of parts are polished completely.
Further, the remodeling method three of second roller 4 is as follows, retains 2 millimeters of conducts among its original supporting point
New supporting point, completely polishes 2 millimeters of left and right sides part.
Specifically, solar cell etching Novel rolling wheel is when in use, 4 two kinds of rule of the first roller 1 and the second roller
The roller of lattice（Such as Fig. 1）, it transform following six kinds of specifications as：
（1）First roller 1 is polished transformation, the first roller supporting point 2 of original 6 millimeters of width, retains its 2 millimeters of conduct in left side
4 millimeters of right side part, is carried out polishing transformation, such as Fig. 2 by new supporting point.
（2）First roller 1 is polished transformation, the first roller supporting point 2 of original 6 millimeters of width, retains its 2 millimeters of right side
As new supporting point, 4 millimeters of left side part is carried out polishing transformation, such as Fig. 3.
（3）First roller 1 is polished transformation, the first roller supporting point 2 of original 6 millimeters of width, retains in-between 2 millimeters
As new supporting point, 2 millimeters of left and right sides part is carried out polishing transformation, such as Fig. 4.
（4）Second roller 4 is polished transformation, the second roller supporting point 3 of original 6 millimeters of width, retains its 2 millimeters of left side
As new supporting point, 4 millimeters of right side part is carried out polishing transformation, such as Fig. 5.
（5）Second roller 4 is polished transformation, the second roller supporting point 3 of original 6 millimeters of width, retains its 2 millimeters of right side
As new supporting point, 4 millimeters of left side part is carried out polishing transformation, such as Fig. 6.
（6）Second roller 4 is polished transformation, the second roller supporting point 3 of original 6 millimeters of width, retains in-between 2 millimeters
As new supporting point, 2 millimeters of left and right sides part is carried out polishing transformation, such as Fig. 7.The solar cell etches new rolling
Wheel, greatly reduces the frequency of exposure and area of silicon chip same position and roller, has quarter few, the cell piece production efficiency of phenomenon
The advantages that high, can be used with popularity.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to limit the invention,
Although the present invention is described in detail with reference to the foregoing embodiments, for those skilled in the art, it still may be used
To modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic,
Within the spirit and principles of the invention, any modification, equivalent replacement, improvement and so on, should be included in the present invention's
Within protection domain.
Claims (7)
1. a kind of solar cell etches Novel rolling wheel, including the first roller（1）With the second roller（4）, it is characterised in that：It is described
First roller（1）Spacing be 50 millimeters, second roller（4）Spacing be 70 millimeters, first roller（1）Including
Roller supporting point（2）, second roller（4）Including the second roller supporting point（3）, the first roller supporting point（2）With
Second roller supporting point（3）Width before transformation is 6 millimeters, and the supporting point of the roller of two kinds of different spacing is changed respectively
Make, the first roller supporting point（2）With the second roller supporting point（3）2 mm in width are divided into respectively, and it is left to retain it respectively
Side, centre or right side, are allowed to become the roller of 3 kinds of different sizes.
A kind of 2. solar cell etching Novel rolling wheel according to claim 1, it is characterised in that：First roller
（1）Transform on the left of reservation its original supporting point 2 millimeters as new supporting point, its right side, 4 millimeters of parts are polished completely.
A kind of 3. solar cell etching Novel rolling wheel according to claim 1, it is characterised in that：First roller
（1）Transform on the right side of reservation its original supporting point 2 millimeters as new supporting point, its left side, 4 millimeters of parts are polished completely.
A kind of 4. solar cell etching Novel rolling wheel according to claim 1, it is characterised in that：First roller
（1）Transform among reservation its original supporting point 2 millimeters as new supporting point, 2 millimeters of left and right sides part is beaten completely
Mill.
A kind of 5. solar cell etching Novel rolling wheel according to claim 1, it is characterised in that：Second roller
（4）Transform on the left of reservation its original supporting point 2 millimeters as new supporting point, its right side, 4 millimeters of parts are polished completely.
A kind of 6. solar cell etching Novel rolling wheel according to claim 1, it is characterised in that：Second roller
（4）Transform on the right side of reservation its original supporting point 2 millimeters as new supporting point, its left side, 4 millimeters of parts are polished completely.
A kind of 7. solar cell etching Novel rolling wheel according to claim 1, it is characterised in that：Second roller
（4）Transform among reservation its original supporting point 2 millimeters as new supporting point, 2 millimeters of left and right sides part is beaten completely
Mill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711225961.2A CN107946217A (en) | 2017-11-29 | 2017-11-29 | A kind of solar cell etches Novel rolling wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711225961.2A CN107946217A (en) | 2017-11-29 | 2017-11-29 | A kind of solar cell etches Novel rolling wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107946217A true CN107946217A (en) | 2018-04-20 |
Family
ID=61947574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711225961.2A Pending CN107946217A (en) | 2017-11-29 | 2017-11-29 | A kind of solar cell etches Novel rolling wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107946217A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156142A (en) * | 2022-05-30 | 2022-10-11 | 江苏亚电科技有限公司 | PSG water film spraying mechanism and photovoltaic silicon wafer water film attaching method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203644743U (en) * | 2013-12-06 | 2014-06-11 | 保定天威英利新能源有限公司 | Chain type device transmission track used for solar cell sheet production |
| CN204157167U (en) * | 2014-09-25 | 2015-02-11 | 昆山鼎鑫电子有限公司 | Vacuum etched line conveyer |
| CN204558510U (en) * | 2015-04-22 | 2015-08-12 | 上饶光电高科技有限公司 | A kind of device reducing polysilicon solar cell making herbs into wool rear roller print |
| CN205069664U (en) * | 2015-10-08 | 2016-03-02 | 苏州宝馨科技实业股份有限公司 | Single face sculpture area liquid transmission gyro wheel |
| CN205169534U (en) * | 2015-12-02 | 2016-04-20 | 苏州阿特斯阳光电力科技有限公司 | Chain transmission device |
| CN205488174U (en) * | 2015-12-20 | 2016-08-17 | 润峰电力有限公司 | Brilliant silicon solar cell wet etching uses nip drum wheel |
| CN206271730U (en) * | 2016-12-03 | 2017-06-20 | 浙江鸿禧能源股份有限公司 | The roller devices that a kind of wet-method etching board is used |
-
2017
- 2017-11-29 CN CN201711225961.2A patent/CN107946217A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203644743U (en) * | 2013-12-06 | 2014-06-11 | 保定天威英利新能源有限公司 | Chain type device transmission track used for solar cell sheet production |
| CN204157167U (en) * | 2014-09-25 | 2015-02-11 | 昆山鼎鑫电子有限公司 | Vacuum etched line conveyer |
| CN204558510U (en) * | 2015-04-22 | 2015-08-12 | 上饶光电高科技有限公司 | A kind of device reducing polysilicon solar cell making herbs into wool rear roller print |
| CN205069664U (en) * | 2015-10-08 | 2016-03-02 | 苏州宝馨科技实业股份有限公司 | Single face sculpture area liquid transmission gyro wheel |
| CN205169534U (en) * | 2015-12-02 | 2016-04-20 | 苏州阿特斯阳光电力科技有限公司 | Chain transmission device |
| CN205488174U (en) * | 2015-12-20 | 2016-08-17 | 润峰电力有限公司 | Brilliant silicon solar cell wet etching uses nip drum wheel |
| CN206271730U (en) * | 2016-12-03 | 2017-06-20 | 浙江鸿禧能源股份有限公司 | The roller devices that a kind of wet-method etching board is used |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156142A (en) * | 2022-05-30 | 2022-10-11 | 江苏亚电科技有限公司 | PSG water film spraying mechanism and photovoltaic silicon wafer water film attaching method |
| CN115156142B (en) * | 2022-05-30 | 2024-04-30 | 江苏亚电科技股份有限公司 | PSG water film spraying mechanism and photovoltaic silicon wafer water film attaching method |
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Application publication date: 20180420 |
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