CN107331727A - A kind of continuous cold extrusion photovoltaic interconnected copper band production technology - Google Patents
A kind of continuous cold extrusion photovoltaic interconnected copper band production technology Download PDFInfo
- Publication number
- CN107331727A CN107331727A CN201710433716.4A CN201710433716A CN107331727A CN 107331727 A CN107331727 A CN 107331727A CN 201710433716 A CN201710433716 A CN 201710433716A CN 107331727 A CN107331727 A CN 107331727A
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- Prior art keywords
- free copper
- bright oxygen
- bright
- oxygen
- copper rod
- 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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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 162
- 239000010949 copper Substances 0.000 title claims abstract description 162
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 162
- 238000000641 cold extrusion Methods 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 238000005516 engineering process Methods 0.000 title claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 41
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 29
- 238000003466 welding Methods 0.000 claims abstract description 19
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000002844 melting Methods 0.000 claims abstract description 10
- 230000008018 melting Effects 0.000 claims abstract description 10
- 238000004381 surface treatment Methods 0.000 claims abstract description 10
- 238000000137 annealing Methods 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000007747 plating Methods 0.000 claims abstract description 7
- 238000004321 preservation Methods 0.000 claims abstract description 5
- 239000010687 lubricating oil Substances 0.000 claims description 12
- 238000009749 continuous casting Methods 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 7
- 239000011358 absorbing material Substances 0.000 claims description 6
- 238000005266 casting Methods 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 6
- 239000004094 surface-active agent Substances 0.000 claims description 6
- 239000011261 inert gas Substances 0.000 claims description 4
- 238000009713 electroplating Methods 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 3
- 239000000565 sealant Substances 0.000 claims description 3
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
-
- 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
- H01L31/04—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 adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/05—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
- H01L31/0504—Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells specially adapted for series or parallel connection of solar cells in a module
-
- 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
Abstract
The invention discloses a kind of continuous cold extrusion photovoltaic interconnected copper band production technology, comprise the following steps successively：Bright oxygen-free copper rod is made annealing treatment, drawing processing then is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod diameter is reduced；Bright oxygen-free copper flat bar is made；The thickness of bright oxygen-free copper flat bar is reduced, strip continuous bright oxygen-free copper sheet material is made；Surface embossed processing is carried out to strip continuous bright oxygen-free copper sheet material；Frosted processing is carried out to the surface of flat carbon fiber skeleton, the bright oxygen-free copper sheet material after surface treatment is bent to C-shaped and is wrapped in outside flat carbon fiber skeleton by coiled up device；The multi-layered bonded complex copper band of cooling is sent into tin plating Heat preservation container, and is rapidly immersed into the welding tin material of melting.A kind of continuous cold extrusion photovoltaic interconnected copper band production technology that the present invention is provided, can have preferable electric conductivity, and can have preferable mechanical performance in the case of less sectional area in the case of less sectional area.
Description
Technical field
The present invention relates to a kind of photovoltaic interconnected copper band technical field of producing, particularly a kind of continuous cold extrusion photovoltaic is mutual
Join copper strips production technology.
Background technology
Solar energy is the inexhaustible regenerative resource of the mankind, with fully cleaning, be perfectly safe, it is relatively wide
A series of outstanding advantages such as general, resource is sufficient, economical and practical, long-life and non-maintaining property.Solar energy power generating is according to light
Raw volta effect principle, electric energy is converted into using solar cell by solar energy；Whether it is independent to use or grid-connected hair
Electricity, photovoltaic generating system is mainly made up of solar cell board component, controller and inverter three parts, and they are mainly by electronics
Component is constituted, but is not related to mechanical part, so photovoltaic power generation equipment is extremely refined, reliable and stable long lifespan, installation are safeguarded
It is easy.
Photovoltaic interconnected copper band is a kind of important raw and processed materials applied to field of photovoltaic power generation, and photovoltaic interconnected copper is good with quality
The bad collection efficiency that will directly influence photovoltaic module electric current, power influence of the photovoltaic interconnected copper band on photovoltaic module is very big.It is existing
There is the photovoltaic interconnected copper band in technology to be mainly made up of pure copper material and Cu alloy material：The photovoltaic interconnected copper that pure copper material is made
Band has preferable electric conductivity, but the mechanical strength of photovoltaic interconnected copper band that pure copper material is made is relatively low, generally requires system
The dimensions that thickness is larger is caused, blocked up specification can not only significantly increase the manufacturing cost of photovoltaic interconnected copper band, and
The installation difficulty of photovoltaic interconnected copper band can be increased, make photovoltaic interconnected copper band need to take larger installing space in application, no
It increase only the volume of energy photovoltaic device and add the weight of energy photovoltaic device；The photovoltaic that Cu alloy material is made is mutual
Connection copper strips has preferable mechanical performance, but in order to ensure that, with the electric conductivity for meeting use requirement, Cu alloy material is made
Photovoltaic interconnected copper band still require with larger sectional area.
The content of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of continuous cold extrusion photovoltaic interconnected copper band production work
Skill, can have preferable electric conductivity, and can have in the case of less sectional area in the case of less sectional area
Preferable mechanical performance.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of continuous cold extrusion photovoltaic interconnected copper band production technology, comprises the following steps successively：
Continuous casting undergauge step：Bright oxygen-free copper rod is prepared by continuous casting installation for casting, bright oxygen-free copper rod made annealing treatment, then
Drawing processing is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod diameter is reduced；
Cold-extruded flattens step：In the bright oxygen-free copper rod feeding continuous cold extrusion equipment that diameter is reduced, the light that diameter is reduced
Bright oxygen-free copper flat bar is made by continuous cold extrusion equipment in bright oxygen-free copper bar；
Roll thinning step：Bright oxygen-free copper flat bar is sent into rolling apparatus, bright oxygen-free copper flat bar is made by rolling apparatus
Thickness reduce, strip continuous bright oxygen-free copper sheet material is made；
Surface treatment step：Surface embossed processing is carried out to strip continuous bright oxygen-free copper sheet material；And choose the flat of continuous strip
Flat carbon fiber skeleton, frosted processing is carried out to the surface of flat carbon fiber skeleton, then the flat carbon fiber after frosted processing
The surface coating organosilicon joint sealant of skeleton；
Curling parcel step：Bright oxygen-free copper sheet material after surface treatment is delivered in coiled up device, and into coiled up device
The flat carbon fiber skeleton of frosted processing is conveyed, the bright oxygen-free copper sheet material after surface treatment is bent to C-shaped simultaneously by coiled up device
It is wrapped in outside flat carbon fiber skeleton；
Seam Connection Step：Welding tin material is melted by line-frequency induction heating, and the welding tin material of melting is continuously filled extremely
Bend in the seam of strip continuous bright oxygen-free copper sheet material of C-shaped, multi-layered bonded complex copper band is made, then to multi-layered bonded
Complex copper band, which carries out cooling, is fully cured the welding tin material in seam；
Electroplating surfaces with tin step：Welding tin material is melted by line-frequency induction heating, and the welding tin material of melting is positioned over closing
And in the tin plating Heat preservation container with inert gas shielding atmosphere, by the tin plating guarantor of multi-layered bonded complex copper band feeding of cooling
In temperature heating container, and rapidly it is immersed into the welding tin material of melting, multi-layered bonded complex copper band is then taken out, with lazy
Normal temperature is cooled in the environment of property gas shield atmosphere.
As the further improvement of above-mentioned technical proposal, continuous casting undergauge step comprises the following steps：
Step 1.1：Bright oxygen-free copper rod is prepared by continuous casting installation for casting, and bright oxygen-free copper rod is wound；
Step 1.2：Coiled bright oxygen-free copper rod is placed on paying-off turntable, led by several smoothing rolls collinearly set
Draw unwrapping wire and straightening processing is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod is become straight, then made annealing treatment；
Step 1.3：Dog processing is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod is then passed through into stem reducing mould, by drawing
The one end for clamping bright oxygen-free copper rod is pulled out, drawing operation is carried out after the surface coating lubricating oil of bright oxygen-free copper rod, is made
Thin diameter bright oxygen-free copper rod；
Step 1.4：The lubricating oil on thin diameter bright oxygen-free copper rod surface is washed away by the current flowing containing surfactant；
Step 1.5：The ponding drip on the thin diameter bright oxygen-free copper rod surface after cleaning is removed, then will be carefully straight with water-absorbing material
Dry on footpath bright oxygen-free copper rod surface.
As the further improvement of above-mentioned technical proposal, cold-extruded flattens step and comprised the following steps：
Step 2.1：Coiled thin diameter bright oxygen-free copper rod is placed on paying-off turntable, passes through rectifying that several are collinearly set
Straight roller draws unwrapping wire and carries out straightening processing to thin diameter bright oxygen-free copper rod, thin diameter bright oxygen-free copper rod is become straight；
Step 2.2：Dog processing is carried out to thin diameter bright oxygen-free copper rod, then by the bright anaerobic of the finished thin diameter of dog
One end of copper bar passes through continuous cold extrusion equipment, is then connected after the surface coating lubricating oil of thin diameter bright oxygen-free copper rod
Continuous cold extrusion, is made light oxygen-free copper flat bar；
Step 2.3：The lubricating oil on bright oxygen-free copper flat bar surface is washed away by the current flowing containing surfactant；
Step 2.4：The drip of the ponding on the bright oxygen-free copper flat bar surface after cleaning is removed, then with water-absorbing material by bright anaerobic
Dry on copper flat bar surface.
Compared with prior art, the beneficial effects of the invention are as follows：
A kind of continuous cold extrusion photovoltaic interconnected copper band production technology provided by the present invention, can be in the case of less sectional area
With preferable electric conductivity, and there can be preferable mechanical performance in the case of less sectional area, so as to reduce photovoltaic
The installation difficulty of interconnected copper band, the installing space for making photovoltaic interconnected copper band be taken in application is smaller, not only reduces photovoltaic hair
The volume of electrical part and the weight for reducing energy photovoltaic device；In addition, present invention reduces the manufacture of photovoltaic interconnected copper band
Cost.
Embodiment
With reference to specific embodiment, the invention will be further described.
The present embodiment provides a kind of continuous cold extrusion photovoltaic interconnected copper band production technology, comprises the following steps successively：
Step 1, continuous casting undergauge：Bright oxygen-free copper rod is prepared by continuous casting installation for casting, bright oxygen-free copper rod made annealing treatment, so
Drawing processing is carried out to bright oxygen-free copper rod afterwards, bright oxygen-free copper rod diameter is reduced；Specifically include following steps：
Step 1.1：Bright oxygen-free copper rod is prepared by continuous casting installation for casting, and bright oxygen-free copper rod is wound；
Step 1.2：Coiled bright oxygen-free copper rod is placed on paying-off turntable, led by several smoothing rolls collinearly set
Draw unwrapping wire and straightening processing is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod is become straight, then made annealing treatment；
Step 1.3：Dog processing is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod is then passed through into stem reducing mould, by drawing
The one end for clamping bright oxygen-free copper rod is pulled out, drawing operation is carried out after the surface coating lubricating oil of bright oxygen-free copper rod, is made
Thin diameter bright oxygen-free copper rod；
Step 1.4：The lubricating oil on thin diameter bright oxygen-free copper rod surface is washed away by the current flowing containing surfactant；
Step 1.5：The ponding drip on the thin diameter bright oxygen-free copper rod surface after cleaning is removed, then will be carefully straight with water-absorbing material
Dry on footpath bright oxygen-free copper rod surface.
Step 2, cold-extruded are flattened：In the bright oxygen-free copper rod feeding continuous cold extrusion equipment that diameter is reduced, diameter is contracted
Bright oxygen-free copper flat bar is made by continuous cold extrusion equipment in small bright oxygen-free copper rod；Specifically include following steps：
Step 2.1：Coiled thin diameter bright oxygen-free copper rod is placed on paying-off turntable, passes through rectifying that several are collinearly set
Straight roller draws unwrapping wire and carries out straightening processing to thin diameter bright oxygen-free copper rod, thin diameter bright oxygen-free copper rod is become straight；
Step 2.2：Dog processing is carried out to thin diameter bright oxygen-free copper rod, then by the bright anaerobic of the finished thin diameter of dog
One end of copper bar passes through continuous cold extrusion equipment, is then connected after the surface coating lubricating oil of thin diameter bright oxygen-free copper rod
Continuous cold extrusion, is made light oxygen-free copper flat bar；
Step 2.3：The lubricating oil on bright oxygen-free copper flat bar surface is washed away by the current flowing containing surfactant；
Step 2.4：The drip of the ponding on the bright oxygen-free copper flat bar surface after cleaning is removed, then with water-absorbing material by bright anaerobic
Dry on copper flat bar surface.
Step 3, roll it is thinning：Bright oxygen-free copper flat bar is sent into rolling apparatus, bright anaerobic is made by rolling apparatus
The thickness of copper flat bar reduces, and strip continuous bright oxygen-free copper sheet material is made.
Step 4, surface treatment：Surface embossed processing is carried out to strip continuous bright oxygen-free copper sheet material；And choose continuous strip
The flat carbon fiber skeleton of shape, frosted processing is carried out to the surface of flat carbon fiber skeleton, then flat after frosted processing
The surface coating organosilicon joint sealant of carbon fiber skeleton.
Step 5, curling parcel：Bright oxygen-free copper sheet material after surface treatment is delivered in coiled up device, and to curling
The flat carbon fiber skeleton of frosted processing is conveyed in equipment, coiled up device bends to the bright oxygen-free copper sheet material after surface treatment
C-shaped is simultaneously wrapped in outside flat carbon fiber skeleton.
Step 6, seam connection：Welding tin material is melted by line-frequency induction heating, and makes the welding tin material of melting continuous
To bending in the seam of strip continuous bright oxygen-free copper sheet material of C-shaped multi-layered bonded complex copper band is made, then to many in filling
Layer, which bonds complex copper band, which carries out cooling, is fully cured the welding tin material in seam.
Step 7, electroplating surfaces with tin：Welding tin material is melted by line-frequency induction heating, and the welding tin material of melting is placed
In closing and having in the tin plating Heat preservation container of inert gas shielding atmosphere, the multi-layered bonded complex copper band of cooling is sent into
In tin plating Heat preservation container, and rapidly it is immersed into the welding tin material of melting, then takes out multi-layered bonded complex copper band,
Normal temperature is cooled in environment with inert gas shielding atmosphere.
The preferable implementation to the present invention is illustrated above, certainly, and the present invention can also be used and above-mentioned implementation
The different form of mode, the equivalent conversion that those skilled in the art are made on the premise of without prejudice to spirit of the invention
Or corresponding change, it should all belong in protection scope of the present invention.
Claims (3)
1. a kind of continuous cold extrusion photovoltaic interconnected copper band production technology, it is characterised in that：Comprise the following steps successively：
Continuous casting undergauge step：Bright oxygen-free copper rod is prepared by continuous casting installation for casting, bright oxygen-free copper rod made annealing treatment, then
Drawing processing is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod diameter is reduced；
Cold-extruded flattens step：In the bright oxygen-free copper rod feeding continuous cold extrusion equipment that diameter is reduced, the light that diameter is reduced
Bright oxygen-free copper flat bar is made by continuous cold extrusion equipment in bright oxygen-free copper bar；
Roll thinning step：Bright oxygen-free copper flat bar is sent into rolling apparatus, bright oxygen-free copper flat bar is made by rolling apparatus
Thickness reduce, strip continuous bright oxygen-free copper sheet material is made；
Surface treatment step：Surface embossed processing is carried out to strip continuous bright oxygen-free copper sheet material；And choose the flat of continuous strip
Flat carbon fiber skeleton, frosted processing is carried out to the surface of flat carbon fiber skeleton, then the flat carbon fiber after frosted processing
The surface coating organosilicon joint sealant of skeleton；
Curling parcel step：Bright oxygen-free copper sheet material after surface treatment is delivered in coiled up device, and into coiled up device
The flat carbon fiber skeleton of frosted processing is conveyed, the bright oxygen-free copper sheet material after surface treatment is bent to C-shaped simultaneously by coiled up device
It is wrapped in outside flat carbon fiber skeleton；
Seam Connection Step：Welding tin material is melted by line-frequency induction heating, and the welding tin material of melting is continuously filled extremely
Bend in the seam of strip continuous bright oxygen-free copper sheet material of C-shaped, multi-layered bonded complex copper band is made, then to multi-layered bonded
Complex copper band, which carries out cooling, is fully cured the welding tin material in seam；
Electroplating surfaces with tin step：Welding tin material is melted by line-frequency induction heating, and the welding tin material of melting is positioned over closing
And in the tin plating Heat preservation container with inert gas shielding atmosphere, by the tin plating guarantor of multi-layered bonded complex copper band feeding of cooling
In temperature heating container, and rapidly it is immersed into the welding tin material of melting, multi-layered bonded complex copper band is then taken out, with lazy
Normal temperature is cooled in the environment of property gas shield atmosphere.
2. a kind of continuous cold extrusion photovoltaic interconnected copper band production technology according to claim 1, it is characterised in that：Continuous casting contracts
Footpath step comprises the following steps：
Step 1.1：Bright oxygen-free copper rod is prepared by continuous casting installation for casting, and bright oxygen-free copper rod is wound；
Step 1.2：Coiled bright oxygen-free copper rod is placed on paying-off turntable, led by several smoothing rolls collinearly set
Draw unwrapping wire and straightening processing is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod is become straight, then made annealing treatment；
Step 1.3：Dog processing is carried out to bright oxygen-free copper rod, bright oxygen-free copper rod is then passed through into stem reducing mould, by drawing
The one end for clamping bright oxygen-free copper rod is pulled out, drawing operation is carried out after the surface coating lubricating oil of bright oxygen-free copper rod, is made
Thin diameter bright oxygen-free copper rod；
Step 1.4：The lubricating oil on thin diameter bright oxygen-free copper rod surface is washed away by the current flowing containing surfactant；
Step 1.5：The ponding drip on the thin diameter bright oxygen-free copper rod surface after cleaning is removed, then will be carefully straight with water-absorbing material
Dry on footpath bright oxygen-free copper rod surface.
3. a kind of continuous cold extrusion photovoltaic interconnected copper band production technology according to claim 2, it is characterised in that：Cold extrusion
Flat step comprises the following steps：
Step 2.1：Coiled thin diameter bright oxygen-free copper rod is placed on paying-off turntable, passes through rectifying that several are collinearly set
Straight roller draws unwrapping wire and carries out straightening processing to thin diameter bright oxygen-free copper rod, thin diameter bright oxygen-free copper rod is become straight；
Step 2.2：Dog processing is carried out to thin diameter bright oxygen-free copper rod, then by the bright anaerobic of the finished thin diameter of dog
One end of copper bar passes through continuous cold extrusion equipment, is then connected after the surface coating lubricating oil of thin diameter bright oxygen-free copper rod
Continuous cold extrusion, is made light oxygen-free copper flat bar；
Step 2.3：The lubricating oil on bright oxygen-free copper flat bar surface is washed away by the current flowing containing surfactant；
Step 2.4：The drip of the ponding on the bright oxygen-free copper flat bar surface after cleaning is removed, then with water-absorbing material by bright anaerobic
Dry on copper flat bar surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433716.4A CN107331727B (en) | 2017-06-09 | 2017-06-09 | A kind of continuous cold extrusion photovoltaic interconnected copper band production technology |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710433716.4A CN107331727B (en) | 2017-06-09 | 2017-06-09 | A kind of continuous cold extrusion photovoltaic interconnected copper band production technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107331727A true CN107331727A (en) | 2017-11-07 |
| CN107331727B CN107331727B (en) | 2018-11-20 |
Family
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|---|---|---|---|
| CN201710433716.4A Active CN107331727B (en) | 2017-06-09 | 2017-06-09 | A kind of continuous cold extrusion photovoltaic interconnected copper band production technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112331412A (en) * | 2020-10-20 | 2021-02-05 | 南通德晋昌光电科技有限公司 | Supply system of interconnection strips and processing technology thereof |
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| CN101621090A (en) * | 2009-07-28 | 2010-01-06 | 无锡市耀普科技有限公司 | Manufacturing method of ultra-soft state photovoltaic welding belt |
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| CN103050566A (en) * | 2011-10-13 | 2013-04-17 | 江西英诺维斯实业有限公司 | Novel photovoltaic welding strip production process |
| CN103537496A (en) * | 2013-10-23 | 2014-01-29 | 常州天合光能有限公司 | Processing method for photovoltaic solder strips as well as wire-drawing die and photovoltaic solder strip processing device used in method |
| CN104900765A (en) * | 2015-06-30 | 2015-09-09 | 西安泰力松新材料股份有限公司 | Photovoltaic welding strip and method for manufacturing same |
-
2017
- 2017-06-09 CN CN201710433716.4A patent/CN107331727B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101621090A (en) * | 2009-07-28 | 2010-01-06 | 无锡市耀普科技有限公司 | Manufacturing method of ultra-soft state photovoltaic welding belt |
| CN103050566A (en) * | 2011-10-13 | 2013-04-17 | 江西英诺维斯实业有限公司 | Novel photovoltaic welding strip production process |
| CN102629639A (en) * | 2012-01-09 | 2012-08-08 | 久知（吴江）新能源有限公司 | Production technology of compound photovoltaic welding strip |
| CN103537496A (en) * | 2013-10-23 | 2014-01-29 | 常州天合光能有限公司 | Processing method for photovoltaic solder strips as well as wire-drawing die and photovoltaic solder strip processing device used in method |
| CN104900765A (en) * | 2015-06-30 | 2015-09-09 | 西安泰力松新材料股份有限公司 | Photovoltaic welding strip and method for manufacturing same |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112331412A (en) * | 2020-10-20 | 2021-02-05 | 南通德晋昌光电科技有限公司 | Supply system of interconnection strips and processing technology thereof |
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| Publication number | Publication date |
|---|---|
| CN107331727B (en) | 2018-11-20 |
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