CN103667654A - Production method of stainless steel belt for flexible film solar battery - Google Patents
Production method of stainless steel belt for flexible film solar battery Download PDFInfo
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- CN103667654A CN103667654A CN201310622927.4A CN201310622927A CN103667654A CN 103667654 A CN103667654 A CN 103667654A CN 201310622927 A CN201310622927 A CN 201310622927A CN 103667654 A CN103667654 A CN 103667654A
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Abstract
The invention relates to a production method of a stainless steel belt for a flexible film solar battery. The method comprises the following process steps: (1) selecting stainless steel billets with the thickness of 0.7 to 0.9 mm; (2) rolling the stainless steel belt into the stainless steel belt with the thickness of 0.15 to 0.20 mm; (3) annealing for the first time; (4) cleaning for the first time by using a stainless steel belt cleaning agent; (5) rolling the stainless steel belt into the stainless steel belt with the thickness of 0.06 to 0.08 mm; (6) annealing the stainless steel belt for the second time by using a continuous hydrogen spraying bright annealing furnace; (7) rolling the stainless steel belt into the stainless steel belt with the thickness of 0.03 mm by using a 14-roller precise cold-rolling mill; (8) annealing the stainless steel belt for the third time by using the continuous hydrogen spraying bright annealing furnace; (9) straightening the stainless steel belt by using a 23-roller precise bending straightening machine; (10) shearing into stainless steel belts, with the thickness of 10 mm, for an electronic film. The invention has the characteristics that the stainless steel belt is lightweight, impact-resistant, bendable and easy to mount, and is unlikely to deform after being used.
Description
Technical field
The present invention relates to a kind of production method of Stainless Steel Band, especially a kind of manufacturing method of stainless steel band for flexible thin-film solar cell.
Background technology
Fexible film solar pond is current international new breakthrough and new results in solar cell development.The traditional solar cell comparing has a lot of outstanding advantages: (1) is lightweight; (2) ultra-thin; (3) flexible, it has changed the object form of solar cell in the past, due to the flexibility of himself, it can be served as a contrast and be linked to other flexible thing (as plastics, yarn fabric) and (as static in metal, building etc. or mobile object) above rigid board.So greatly strengthened its practicality and suitability, upper to spacecraft, to domestic power supply, arrive greatly megawatt power station down, little of electric energy toy, without can not, omnipotent; (4) durable in use, can use continuously 15-20 under normal circumstances.Therefore be, to substitute one of most economical means of conventional energy resources.
Traditional solar cell configuration end liner proprietary material, conventionally use glass reinforced plastic and plastic or other material as substrate, there is the defect that insufficient strength, thickness are thicker, be difficult for bending machining moulding, the impact that the overall performance of flexible thin-film solar cell is produced to restriction.
Traditional stainless steel accurate steel strip general thickness is not less than 0.08mm, higher than the production technique of 0.08mm material generally: the annealing-once cleaning-reroll-second annealing-secondary cleaning-straightening-sub-cut-packing-warehouse-in of a rolling-once.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of manufacturing method of stainless steel band for flexible thin-film solar cell be provided, have lightweight, shock resistance, flexible, on-deformable feature after using is easily installed.
According to technical scheme provided by the invention, described manufacturing method of stainless steel band for flexible thin-film solar cell, is characterized in that, comprises following processing step:
(1) material choice: select 06Cr19Ni10 stainless steel blank, thickness is 0.7～0.9mm;
(2) rollings: use 14 roller precision cold-rolled units, in the rolling load of 150～350KN, under the rolling tensile force of 5～55KN, roll speed with 80～100 ms/min, it is the work in-process Stainless Steel Band of 0.15～0.20mm that rolling stainless steel band is become to thickness, thickness deviation is-0.008mm that rolling pass is 10 passages;
(3) once annealing: the linear velocity by the work in-process Stainless Steel Band after step (2) processing with 9～14 ms/min, by temperature, be the continous way spray hydrogen bright annealing oven of 1050～1110 ℃, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(4) once clean: the linear velocity by work in-process Stainless Steel Band with 60～90 ms/min, the continuous degreasing that is 60～80 ℃ by temperature cleans unit, and clean-out system is water; Clean-out system adopts the Stainless Steel Band clean-out system that concentration is 2%～3%;
(5) reroll: use 14 roller precision cold-rolled units, under the rolling load of 100～300KN, 5～50KN rolling tensile force, roll speed with 60～90 ms/min, it is the work in-process Stainless Steel Band of 0.06～0.08mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.005mm that rolling pass is 7 times;
(6) second annealing: the linear velocity by the work in-process Stainless Steel Band after step (5) processing with 10～15 ms/min, by temperature, be 1050～1120 ℃ of continous way spray hydrogen bright annealing ovens, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(7) three rollings: use 14 roller precision cold-rolled units, under the rolling load of 50～200KN, 5～30KN rolling tensile force, roll speed with 60～90 ms/min, it is the work in-process Stainless Steel Band of 0.03mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.003mm that rolling pass is 6 times;
(8) three annealing: the linear velocity by the work in-process Stainless Steel Band after step (7) processing with 10～17 ms/min, by temperature, be 1050～1120 ℃ of continous way spray hydrogen bright annealing ovens, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(9) straightening: use the accurate stretch bending-straightening machine of 23 rollers, the work in-process Stainless Steel Band after step (8) is processed is aligned, and makes the roughness of work in-process Stainless Steel Band be less than 0.3mm/2 rice;
(10) sub-cut: adopt accurate shearing machine that the work in-process Stainless Steel Band after step (9) processing is divided and is cut into the electric thin Stainless Steel Band that width is 10mm.
Same degree≤0.002mm of the work in-process Stainless Steel Band obtaining through (7) three rollings of step.
In described step (10), sub-cut speed is 80～120 ms/min.
Manufacturing method of stainless steel band for flexible thin-film solar cell of the present invention is many one rolling+annealing process, make Stainless Steel Band thickness can reach 0.03 mm, that the Stainless Steel Band obtaining has is lightweight, shock resistance, flexible, easy installation, the feature such as not yielding after using; The present invention adopts unique rolling technology and leveling technique, makes after Stainless Steel Band machine-shaping not yieldingly, and the flexible battery that uses this steel band is flexing arbitrarily, can be close on the object top layer of different shape; The present invention adopts Stainless Steel Band clean-out system to clean when once cleaning, thereby can cancel secondary cleaning operation, saves production cost.
Embodiment
Below in conjunction with specific embodiment, the invention will be further described.
Embodiment mono-: a kind of manufacturing method of stainless steel band for flexible thin-film solar cell, comprises following processing step:
(1) material choice: select 06Cr19Ni10 stainless steel blank, thickness is 0.7 mm;
(2) rollings: use 14 roller precision cold-rolled units, in the rolling load of 150 KN, under the rolling tensile force of 5 KN, with the roll speed of 80 ms/min, it is the work in-process Stainless Steel Band of 0.15 mm that rolling stainless steel band is become to thickness, thickness deviation is-0.008mm that rolling pass is 10 passages;
(3) once annealing: the linear velocity by the work in-process Stainless Steel Band after step (2) processing with 9 ms/min, is the continous way spray hydrogen bright annealing oven of 1050 ℃ by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas; Once the object of annealing is to eliminate the work hardening phenomenon occurring in cold-rolled process, guarantees the good comprehensive mechanical performance of material, and in stove, fills hydrogen protection, guarantees stainless steel band surface light, avoids occurring oxidation;
(4) once clean: the linear velocity by work in-process Stainless Steel Band with 60 ms/min, the continuous degreasing that is 60 ℃ by temperature cleans unit, and clean-out system is water; The object of once cleaning is to remove the residual foreign substances of possibility on annealed rear steel band, guarantees that belt steel surface is clean; Clean-out system adopts the Stainless Steel Band clean-out system that concentration is 2%;
(5) reroll: use 14 roller precision cold-rolled units, under the rolling load of 100 KN, 5 KN rolling tensile forces, roll speed with 60 ms/min, it is the work in-process Stainless Steel Band of 0.06 mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.005mm that rolling pass is 7 times;
(6) second annealing: the linear velocity by the work in-process Stainless Steel Band after step (5) processing with 10 ms/min, is 1050 ℃ of continous ways spray hydrogen bright annealing ovens by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas; The object of second annealing is to eliminate the work hardening phenomenon occurring in cold-rolled process, guarantees the good comprehensive mechanical performance of material, and in stove, fills hydrogen protection, guarantees stainless steel band surface light, avoids occurring oxidation;
(7) three rollings: use 14 roller precision cold-rolled units, under the rolling load of 50 KN, 5 KN rolling tensile forces, with the roll speed of 60 ms/min, it is the work in-process Stainless Steel Band of 0.03mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.003mm that rolling pass is 6 times; Same degree≤0.002mm of the work in-process Stainless Steel Band obtaining through three rollings;
(8) three annealing: the linear velocity by the work in-process Stainless Steel Band after step (7) processing with 10 ms/min, is 1050 ℃ of continous ways spray hydrogen bright annealing ovens by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(9) straightening: use the accurate stretch bending-straightening machine of 23 rollers, the work in-process Stainless Steel Band after step (8) is processed is aligned, and makes the roughness of work in-process Stainless Steel Band be less than 0.3mm/2 rice; Straightening guarantees that the plate shape of stainless steel plate is good;
(10) sub-cut: adopt work in-process Stainless Steel Band after accurate shearing machine is processed step (9) to divide and be cut into the electric thin Stainless Steel Band that width is 10mm, thickness deviation-below 0.003mm, width tolerance is-0.03mm that sub-cut speed is 80 ms/min.Roughness≤0.3mm/ rice of Stainless Steel Band for described electric thin, camber below 1 mm/ rice, hardness below HV180, surface roughness Ra=0.1 mm.
Embodiment bis-: a kind of manufacturing method of stainless steel band for flexible thin-film solar cell, comprises following processing step:
(1) material choice: select 06Cr19Ni10 stainless steel blank, thickness is 0.9 mm;
(2) rollings: use 14 roller precision cold-rolled units, in the rolling load of 350 KN, under the rolling tensile force of 55 KN, roll speed with 100 ms/min, it is the work in-process Stainless Steel Band of 0.20 mm that rolling stainless steel band is become to thickness, thickness deviation is-0.008mm that rolling pass is 10 passages;
(3) once annealing: the linear velocity by the work in-process Stainless Steel Band after step (2) processing with 14 ms/min, is the continous way spray hydrogen bright annealing oven of 1110 ℃ by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas; Once the object of annealing is to eliminate the work hardening phenomenon occurring in cold-rolled process, guarantees the good comprehensive mechanical performance of material, and in stove, fills hydrogen protection, guarantees stainless steel band surface light, avoids occurring oxidation;
(4) once clean: the linear velocity by work in-process Stainless Steel Band with 90 ms/min, the continuous degreasing that is 80 ℃ by temperature cleans unit, and clean-out system is water; The object of once cleaning is to remove the residual foreign substances of possibility on annealed rear steel band, guarantees that belt steel surface is clean; Clean-out system adopts the Stainless Steel Band clean-out system that concentration is 3%;
(5) reroll: use 14 roller precision cold-rolled units, under the rolling load of 300 KN, 50 KN rolling tensile forces, roll speed with 90 ms/min, it is the work in-process Stainless Steel Band of 0.08 mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.005mm that rolling pass is 7 times;
(6) second annealing: the linear velocity by the work in-process Stainless Steel Band after step (5) processing with 15 ms/min, is 1120 ℃ of continous ways spray hydrogen bright annealing ovens by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas; The object of second annealing is to eliminate the work hardening phenomenon occurring in cold-rolled process, guarantees the good comprehensive mechanical performance of material, and in stove, fills hydrogen protection, guarantees stainless steel band surface light, avoids occurring oxidation;
(7) three rollings: use 14 roller precision cold-rolled units, under the rolling load of 200 KN, 30 KN rolling tensile forces, roll speed with 90 ms/min, it is the work in-process Stainless Steel Band of 0.03mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.003mm that rolling pass is 6 times; Same degree≤0.002mm of the work in-process Stainless Steel Band obtaining through three rollings;
(8) three annealing: the linear velocity by the work in-process Stainless Steel Band after step (7) processing with 17 ms/min, is 1120 ℃ of continous ways spray hydrogen bright annealing ovens by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(9) straightening: use the accurate stretch bending-straightening machine of 23 rollers, the work in-process Stainless Steel Band after step (8) is processed is aligned, and makes the roughness of work in-process Stainless Steel Band be less than 0.3mm/2 rice; Straightening guarantees that the plate shape of stainless steel plate is good;
(10) sub-cut: adopt accurate shearing machine that the work in-process Stainless Steel Band after step (9) processing is divided and is cut into the electric thin Stainless Steel Band that width is 10mm, thickness deviation-below 0.003mm, width tolerance is-0.03mm that sub-cut speed is 120 ms/min.Roughness≤0.3mm/ rice of Stainless Steel Band for described electric thin, camber below 1 mm/ rice, hardness below HV180, surface roughness Ra=0.2 mm.
Embodiment tri-: a kind of manufacturing method of stainless steel band for flexible thin-film solar cell, comprises following processing step:
(1) material choice: select 06Cr19Ni10 stainless steel blank, thickness is 0.8 mm;
(2) rollings: use 14 roller precision cold-rolled units, in the rolling load of 300 KN, under the rolling tensile force of 25 KN, with the roll speed of 90 ms/min, it is the work in-process Stainless Steel Band of 0.16 mm that rolling stainless steel band is become to thickness, thickness deviation is-0.008mm that rolling pass is 10 passages;
(3) once annealing: the linear velocity by the work in-process Stainless Steel Band after step (2) processing with 10 ms/min, is the continous way spray hydrogen bright annealing oven of 1080 ℃ by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas; Once the object of annealing is to eliminate the work hardening phenomenon occurring in cold-rolled process, guarantees the good comprehensive mechanical performance of material, and in stove, fills hydrogen protection, guarantees stainless steel band surface light, avoids occurring oxidation;
(4) once clean: the linear velocity by work in-process Stainless Steel Band with 80 ms/min, the continuous degreasing that is 70 ℃ by temperature cleans unit, and clean-out system is water; The object of once cleaning is to remove the residual foreign substances of possibility on annealed rear steel band, guarantees that belt steel surface is clean; Clean-out system adopts the Stainless Steel Band clean-out system that concentration is 2.5%;
(5) reroll: use 14 roller precision cold-rolled units, under the rolling load of 200 KN, 25 KN rolling tensile forces, roll speed with 80 ms/min, it is the work in-process Stainless Steel Band of 0.07 mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.005mm that rolling pass is 7 times;
(6) second annealing: the linear velocity by the work in-process Stainless Steel Band after step (5) processing with 12 ms/min, is 1110 ℃ of continous ways spray hydrogen bright annealing ovens by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas; The object of second annealing is to eliminate the work hardening phenomenon occurring in cold-rolled process, guarantees the good comprehensive mechanical performance of material, and in stove, fills hydrogen protection, guarantees stainless steel band surface light, avoids occurring oxidation;
(7) three rollings: use 14 roller precision cold-rolled units, under the rolling load of 100 KN, 25 KN rolling tensile forces, with the roll speed of 80 ms/min, it is the work in-process Stainless Steel Band of 0.03mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.003mm that rolling pass is 6 times; Same degree≤0.002mm of the work in-process Stainless Steel Band obtaining through three rollings;
(8) three annealing: the linear velocity by the work in-process Stainless Steel Band after step (7) processing with 12 ms/min, is 1110 ℃ of continous ways spray hydrogen bright annealing ovens by temperature, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(9) straightening: use the accurate stretch bending-straightening machine of 23 rollers, the work in-process Stainless Steel Band after step (8) is processed is aligned, and makes the roughness of work in-process Stainless Steel Band be less than 0.3mm/2 rice; Straightening guarantees that the plate shape of stainless steel plate is good;
(10) sub-cut: adopt work in-process Stainless Steel Band after accurate shearing machine is processed step (9) to divide and be cut into the electric thin Stainless Steel Band that width is 10mm, thickness deviation-below 0.003mm, width tolerance is-0.03mm that sub-cut speed is 100 ms/min.Roughness≤0.3mm/ rice of Stainless Steel Band for described electric thin, camber below 1 mm/ rice, hardness below HV180, surface roughness Ra=0.15 mm.
The electric thin that the present invention obtains has the following advantages and effect with Stainless Steel Band: (1) intensity is high, plasticity good, obdurability good; And traditional glass reinforced plastic or plastics plasticity are too poor, affect processing and the use of battery; (2) thickness ultrathin, weight per unit area is light, has alleviated flexible thin-film solar cell overall weight, the needs that met this kind of battery well; (3) thickness deviation is extremely low, and poor extremely low with bar, thickness is even, and process for processing is easy, and not only lumber recovery is high, and good product quality; (4) be difficult for getting rusty, and outward appearance is beautiful.
Claims (3)
1. a manufacturing method of stainless steel band for flexible thin-film solar cell, is characterized in that, comprises following processing step:
(1) material choice: select 06Cr19Ni10 stainless steel blank, thickness is 0.7～0.9mm;
(2) rollings: use 14 roller precision cold-rolled units, in the rolling load of 150～350KN, under the rolling tensile force of 5～55KN, roll speed with 80～100 ms/min, it is the work in-process Stainless Steel Band of 0.15～0.20mm that rolling stainless steel band is become to thickness, thickness deviation is-0.008mm that rolling pass is 10 passages;
(3) once annealing: the linear velocity by the work in-process Stainless Steel Band after step (2) processing with 9～14 ms/min, by temperature, be the continous way spray hydrogen bright annealing oven of 1050～1110 ℃, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(4) once clean: the linear velocity by work in-process Stainless Steel Band with 60～90 ms/min, the continuous degreasing that is 60～80 ℃ by temperature cleans unit, and clean-out system is water; Clean-out system adopts the Stainless Steel Band clean-out system that concentration is 2%～3%;
(5) reroll: use 14 roller precision cold-rolled units, under the rolling load of 100～300KN, 5～50KN rolling tensile force, roll speed with 60～90 ms/min, it is the work in-process Stainless Steel Band of 0.06～0.08mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.005mm that rolling pass is 7 times;
(6) second annealing: the linear velocity by the work in-process Stainless Steel Band after step (5) processing with 10～15 ms/min, by temperature, be 1050～1120 ℃ of continous way spray hydrogen bright annealing ovens, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(7) three rollings: use 14 roller precision cold-rolled units, under the rolling load of 50～200KN, 5～30KN rolling tensile force, roll speed with 60～90 ms/min, it is the work in-process Stainless Steel Band of 0.03mm that work in-process rolling stainless steel band is become to thickness, thickness deviation is-0.003mm that rolling pass is 6 times;
(8) three annealing: the linear velocity by the work in-process Stainless Steel Band after step (7) processing with 10～17 ms/min, by temperature, be 1050～1120 ℃ of continous way spray hydrogen bright annealing ovens, and the work in-process Stainless Steel Band in annealing furnace is filled to hydrogen as shielding gas;
(9) straightening: use the accurate stretch bending-straightening machine of 23 rollers, the work in-process Stainless Steel Band after step (8) is processed is aligned, and makes the roughness of work in-process Stainless Steel Band be less than 0.3mm/2 rice;
(10) sub-cut: adopt accurate shearing machine that the work in-process Stainless Steel Band after step (9) processing is divided and is cut into the electric thin Stainless Steel Band that width is 10mm.
2. manufacturing method of stainless steel band for flexible thin-film solar cell as claimed in claim 1, is characterized in that: same degree≤0.002mm of the work in-process Stainless Steel Band obtaining through (78) three rollings of step.
3. manufacturing method of stainless steel band for flexible thin-film solar cell as claimed in claim 1, is characterized in that: in described step (10), sub-cut speed is 80～120 ms/min.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105483714A (en) * | 2015-11-30 | 2016-04-13 | 中国航空工业集团公司北京航空材料研究院 | Treatment method of stainless steel base material for film lithium battery |
| CN109097534A (en) * | 2018-08-27 | 2018-12-28 | 山西太钢不锈钢精密带钢有限公司 | Very thin precise stainless steel strip busbar bright annealing technology |
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| CN101386126A (en) * | 2008-09-27 | 2009-03-18 | 无锡华生精密材料股份有限公司 | Production method of stainless steel band for electric thin shrapnel |
| CN101402167A (en) * | 2008-09-27 | 2009-04-08 | 无锡华生精密材料股份有限公司 | Manufacturing method of stainless steel band for flexible thin-film solar cell |
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- 2013-11-30 CN CN201310622927.4A patent/CN103667654A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101386126A (en) * | 2008-09-27 | 2009-03-18 | 无锡华生精密材料股份有限公司 | Production method of stainless steel band for electric thin shrapnel |
| CN101402167A (en) * | 2008-09-27 | 2009-04-08 | 无锡华生精密材料股份有限公司 | Manufacturing method of stainless steel band for flexible thin-film solar cell |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105483714A (en) * | 2015-11-30 | 2016-04-13 | 中国航空工业集团公司北京航空材料研究院 | Treatment method of stainless steel base material for film lithium battery |
| CN105483714B (en) * | 2015-11-30 | 2017-12-15 | 中国航空工业集团公司北京航空材料研究院 | A kind of processing method of film lithium cell stainless steel substrate |
| CN109097534A (en) * | 2018-08-27 | 2018-12-28 | 山西太钢不锈钢精密带钢有限公司 | Very thin precise stainless steel strip busbar bright annealing technology |
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Application publication date: 20140326 |