CN105552165A - 一种光伏焊带的喷涂制造方法 - Google Patents

一种光伏焊带的喷涂制造方法 Download PDF

Info

Publication number
CN105552165A
CN105552165A CN201510939791.9A CN201510939791A CN105552165A CN 105552165 A CN105552165 A CN 105552165A CN 201510939791 A CN201510939791 A CN 201510939791A CN 105552165 A CN105552165 A CN 105552165A
Authority
CN
China
Prior art keywords
welding powder
base band
welding
width
copper base
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.)
Granted
Application number
CN201510939791.9A
Other languages
English (en)
Other versions
CN105552165B (zh
Inventor
周健
李赛鹏
屠富强
何心月
王燕清
薛烽
白晶
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHANGJIAGANG DONGDA INDUSTRY TECHNOLOGY RESEARCH INSTITUTE
Southeast University
Original Assignee
ZHANGJIAGANG DONGDA INDUSTRY TECHNOLOGY RESEARCH INSTITUTE
Southeast University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ZHANGJIAGANG DONGDA INDUSTRY TECHNOLOGY RESEARCH INSTITUTE, Southeast University filed Critical ZHANGJIAGANG DONGDA INDUSTRY TECHNOLOGY RESEARCH INSTITUTE
Priority to CN201510939791.9A priority Critical patent/CN105552165B/zh
Publication of CN105552165A publication Critical patent/CN105552165A/zh
Application granted granted Critical
Publication of CN105552165B publication Critical patent/CN105552165B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/04Semiconductor 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
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/05Electrical interconnection means between PV cells inside the PV module, e.g. series connection of PV cells
    • H01L31/0504Electrical 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
    • H01L31/0512Electrical 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 made of a particular material or composition of materials
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/18Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
    • H01L31/1876Particular processes or apparatus for batch treatment of the devices
    • H01L31/188Apparatus specially adapted for automatic interconnection of solar cells in a module
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Abstract

本发明公开了一种光伏焊带的喷涂制造方法,其步骤为:对铜基带进行预处理,除去铜基带表面的氧化层;在铜基带的一个表面上均匀地涂上粘结剂,形成粘结层;然后将焊粉均匀地喷在所述的粘结层上,形成焊粉层,并用超声波将焊粉与粘结剂完全粘合;翻转铜基带至另一面,重复涂粘结剂、喷焊粉及超声粘合过程;然后,在两个焊粉层的外表面上分别覆盖保护纸;收料。由于喷印焊粉的温度较低,焊粉与铜不发生反应,较方便清洗,无残留,且少用一次热加工工艺,可显著减少能源消耗。

Description

一种光伏焊带的喷涂制造方法
技术领域
本发明涉及一种焊带的生产方法,具体涉及应用于太阳能光伏组件连接导电的主栅焊带的制造方法,属于光伏焊带加工方法的技术领域。
背景技术
光伏焊带为光伏组件的主要辅料之一,在太阳能电池板上起着连接硅片以及导电的作用。焊带产品内在的导电性、可焊性和伸长率对光伏组件的质量起着至关重要的作用。
随着光伏技术的不断发展,对于焊带的要求和选择也越来越高。目前的光伏焊带以进入锡炉涂锡的生产方式为主,在涂锡过程中铜会部分溶解于锡液中,造成锡液中的铜含量不断升高,降低焊带的可焊性,影响后续焊接效果。很多企业采用更换锡液、调整铜带速度等方式控制,又会造成能源消耗与资源浪费。
发明内容
本发明所要解决的技术问题是:提供生产成本低、效率高、可焊性强的一种光伏焊带的喷涂制造方法,该方法生产的焊带大大降低了焊料中的铜含量。
为解决上述技术问题,本发明所采用的技术方案为:一种光伏焊带的喷涂制造方法,其步骤为:对铜基带进行预处理,除去铜基带表面的氧化层;在铜基带的一个表面上均匀地涂上粘结剂,形成粘结层;然后将焊粉均匀地喷在所述的粘结层上,形成焊粉层,并用超声波将焊粉与粘结剂完全粘合;翻转铜基带至另一面,重复涂粘结剂、喷焊粉及超声粘合过程;然后,在两个焊粉层的外表面上分别覆盖保护纸;收料。
所述的铜基带的宽度为0.5~6.0mm,厚度为0.05~0.30mm。
所述的粘结剂形成的涂层的宽度为0.5~6.0mm(与铜基带的宽度相当),厚度为0.001~0.01mm。
所述的焊粉形成的涂层的宽度为0.5~6.0mm(与铜基带的宽度相当),厚度为0.02~0.10mm。
所述的保护纸的宽度为0.5~6.0mm(与铜基带的宽度相当),厚度为0.1~0.5mm。
所述的焊粉,按质量百分比,其原料组成为:Sn60~63%、Pb37~40%。
所述的粘结剂形成的涂层,用于粘结焊粉与铜带;所述的粘结剂,按质量百分比,其原料组成为:无水乙醇50±5%、聚乙二醇40±5%、丙三醇10±2%。
本发明中采用的粘结剂形成的涂层在焊接温度下完全挥发分解,不会对焊接过程产生影响。
本发明最外层的保护纸与焊粉、粘结剂不反应,仅起到隔离空气、保护焊带的作用。在使用时先去除最外层的保护纸,将焊带对准主栅汇流带所处的位置,贴附于光伏组件上,然后进行焊接。
有益效果:本发明不同于铜带进入锡炉涂锡的传统生产方式,焊带生产过程中无需加热使焊锡熔化,避免了铜溶解在锡液中,具有生产成本低、控制容易、可以批量生产的优点,同时生产的产品满足了光伏电池片对焊带高导电性能的要求。
附图说明
图1为本发明结构示意图;
图2为实施例采用的焊粉电镜结果图;
图3为实施例采用的焊粉激光粒度分布图。
图1中,1、保护纸,2、焊粉层,3、粘结层,4、铜基带。
具体实施方式:
实施例
选取铜基带的宽度为2.5mm,厚度为0.2mm,对铜带进行预处理,除去表面氧化层;在铜带一个表面上涂胶;形成宽度为2.5mm、厚度为0.01mm的粘结剂形成的涂层;喷粉,将焊粉均匀喷在涂胶铜带上,形成宽度为2.5mm、厚度为0.1mm的焊粉形成的涂层;并用超声波将粉与胶完全粘合;翻转铜带至另一面,重复涂胶、喷粉工艺;然后在焊粉形成的涂层的两个外表面分别覆盖宽度为2.5mm、厚度为0.25mm的保护纸;收料。
所述的粘结剂,按质量百分比,其组成为:无水乙醇50%、聚乙二醇40%、丙三醇10%。
所述的焊粉,为当前光伏行业通用的SnPb焊粉,按质量百分比,其组成为:Sn63%、Pb37%。焊粉尺寸粒径集中在30.82μm附近,分布范围±6.18μm。
上述的实施例仅例示性说明本发明创造的原理及其功效,以及部分运用的实施例,而非用于限制本发明;应当指出,对于本领域的技术人员来说,在不脱离本发明创造构思的前提下,还可以做出若干调整和改进,这些都属于本发明的保护范围。

Claims (5)

1.一种光伏焊带的喷涂制造方法,其步骤为:对铜基带进行预处理,除去铜基带表面的氧化层;在铜基带的一个表面上均匀地涂上粘结剂,形成粘结层;然后将焊粉均匀地喷在所述的粘结层上,形成焊粉层,并用超声波将焊粉与粘结剂完全粘合;翻转铜基带至另一面,重复涂粘结剂、喷焊粉及超声粘合过程;然后,在两个焊粉层的外表面上分别覆盖保护纸;收料;
所述的焊粉,按质量百分比,其由下述原料组成:Sn60~63%、Pb37~40%;
所述的粘结剂,按质量百分比,其由下述原料组成:无水乙醇50±5%、聚乙二醇40±5%、丙三醇10±2%。
2.根据权利要求1所述的一种光伏焊带的喷涂制造方法,其特征在于:所述的铜基带的宽度为0.5~6.0mm,厚度为0.05~0.30mm。
3.根据权利要求1所述的一种光伏焊带的喷涂制造方法,其特征在于:所述的粘结剂形成的涂层的宽度与铜基带的宽度相当,厚度为0.001~0.01mm。
4.根据权利要求1所述的一种光伏焊带的喷涂制造方法,其特征在于:所述的焊粉形成的涂层的宽度与铜基带的宽度相当,厚度为0.02~0.10mm。
5.根据权利要求1所述的一种光伏焊带的喷涂制造方法,其特征在于:所述的保护纸的宽度与铜基带的宽度相当,厚度为0.1~0.5mm。
CN201510939791.9A 2015-12-16 2015-12-16 一种光伏焊带的喷涂制造方法 Active CN105552165B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510939791.9A CN105552165B (zh) 2015-12-16 2015-12-16 一种光伏焊带的喷涂制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510939791.9A CN105552165B (zh) 2015-12-16 2015-12-16 一种光伏焊带的喷涂制造方法

Publications (2)

Publication Number Publication Date
CN105552165A true CN105552165A (zh) 2016-05-04
CN105552165B CN105552165B (zh) 2017-11-24

Family

ID=55831242

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510939791.9A Active CN105552165B (zh) 2015-12-16 2015-12-16 一种光伏焊带的喷涂制造方法

Country Status (1)

Country Link
CN (1) CN105552165B (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102632651A (zh) * 2011-02-10 2012-08-15 三菱综合材料株式会社 焊料接合用层压体及接合体
CN102764939A (zh) * 2012-07-18 2012-11-07 熊进 一种醇溶性铜焊膏
CN102896387A (zh) * 2012-09-21 2013-01-30 南京航空航天大学 钎焊超硬磨料工具布料工艺
CN104064615A (zh) * 2013-03-18 2014-09-24 无锡尚德太阳能电力有限公司 一种太阳电池用互连条及其制法和太阳电池互连方法及其组件

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102632651A (zh) * 2011-02-10 2012-08-15 三菱综合材料株式会社 焊料接合用层压体及接合体
CN102764939A (zh) * 2012-07-18 2012-11-07 熊进 一种醇溶性铜焊膏
CN102896387A (zh) * 2012-09-21 2013-01-30 南京航空航天大学 钎焊超硬磨料工具布料工艺
CN104064615A (zh) * 2013-03-18 2014-09-24 无锡尚德太阳能电力有限公司 一种太阳电池用互连条及其制法和太阳电池互连方法及其组件

Also Published As

Publication number Publication date
CN105552165B (zh) 2017-11-24

Similar Documents

Publication Publication Date Title
TWI419340B (zh) Method of connecting solar cell components
CN202169445U (zh) 一种预涂有助焊剂涂层的预成型焊片
CN102396297A (zh) 使用了转印片的在电路基板上的焊盘形成
CN104105353B (zh) 一种高精度陶瓷电路板的制作方法
CN108604555B (zh) 用预固剂涂覆接触材料层以将衬底布置连接到电子组件的方法、相应的衬底布置及其制造方法
CN101448372B (zh) 一种防止smt器件引腿桥连的搪锡工艺
JP2007273830A (ja) 太陽電池装置の製造方法
CN205428913U (zh) 一种功率半导体模块
CN207367928U (zh) Smt晶圆固定装置
CN205406542U (zh) 一种光伏组件的焊带
CN104103335A (zh) 太阳能电池背电极用金属丝及制备方法、太阳能电池片及制备方法和太阳能电池组件
CN105810766B (zh) 一种带有金属箔与复合导电带的电流引出装置
TWI699287B (zh) 層積體之製造方法
WO2017073299A1 (ja) 超音波半田付け方法および超音波半田付け装置
CN205564787U (zh) 一种带有金属箔与复合导电带的电流引出装置
CN207252042U (zh) Smt印刷钢网及晶圆固定装置
CN105552165A (zh) 一种光伏焊带的喷涂制造方法
CN105336817A (zh) 一种晶体硅太阳能电池片串及其制备方法
CN104752554B (zh) 一种太阳能电池背电极的制备方法
CN106356424B (zh) 太阳能电池Si片Al背电极与Cu电极引线绿色环保钎焊的方法
JPWO2015105088A1 (ja) 構造材接合方法および接合構造
CN102122681A (zh) 一种太阳能电池片的连接方法
CN107146826B (zh) 一种复合型焊带
CN204809212U (zh) 一种半导体封装结构
CN103681922A (zh) 一种太阳能电池片的连接方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant