Learning report

1、一 Purpose and summarization 二 usual connector introduction. 三 material of connector introduction 四 FPC connector manufacture process. 五 E&T FA process and equipments 六 Main issue description,Rev.01,Component FA learned report,Agenda:,Purpose: Through learning connector production flow to improve FA

2、capability. Supplier: E&T Electronics (SuZhou) CO.,LTD Component category: BTB connector FPC connector Training schedule: 1/161/18 Engineer: Amos_chen,Rev.01,Component FA learned report,一 Purpose and summarization:,Rev.01,Component FA learned report,二 usual connector introduction:, BTB (Board to boa

3、rd) connector:,0.5mm pitch socket SMT type,1.27mm pitch head SMT type,Rev.01,Component FA learned report,二 usual connector introduction:, FPC connector:,0.5mm pitch SMT type,1.0mm pitch SMT type,Rev.01,Component FA learned report,三 material of connector introduction,Connector 材質(zhì)構(gòu)成: 1 塑膠(housing) NYL

4、ON46 NYLON66 NYLON97 PS6 PPS PBT 2 端子(Terminal) 磷銅 青銅 鈦銅 鈹銅,Rev.01,Component FA learned report,塑膠原材,Housing 射出,毛邊處理,看卡珠,銅質(zhì)原材,Terminal 沖壓,外包電鍍,折端子,排膠 + 查盤 + 翻盤,插定位片,插端子 + 目測,沖壓,看 接觸點,推桿 組合,測推 排盤,復(fù)目測,入管/ 編帶,掃描,復(fù)檢,包裝,Begin,End,四 FPC connector manufacture process,Rev.01,Component FA learned report, Hous

5、ing 射出,塑膠顆粒,射出注塑機,四 FPC connector manufacture process,Housing半成品,毛邊處理,Rev.01,Component FA learned report, Terminal 沖壓,銅,沖壓機,四 FPC connector manufacture process,沖壓時的端子,端子 (terminal) 半成品,外包電鍍,Rev.01,Component FA learned report,四 FPC connector manufacture process, 看卡珠折端子,1 取完毛邊的塑膠主體(housing),2 檢查塑膠主體有無

6、破損,卡珠,不飽模等不良,2 將端子折成適合生產(chǎn)的長度,1 電鍍OK后的端子編帶,看卡珠,折端子,Rev.01,Component FA learned report,四 FPC connector manufacture process, 排膠+查盤+翻盤,1塑膠主體(housing)被撥入料盤導(dǎo)槽內(nèi),2 檢查塑膠主體有無破損,卡珠,不飽模等不良,3 用排梳把主體輕輕的推入空料盤中,4 OK后作標(biāo)簽,流至下站,Rev.01,Component FA learned report,四 FPC connector manufacture process,插定位片,1 FPC connector

7、定位片,2 定位片插入後用塑膠塊垂直把定位片敲入主體,3 確認所有定位片插到位後再把料帶折斷,4 確認OK后作標(biāo)簽,流至下站,Rev.01,Component FA learned report,四 FPC connector manufacture process,插端+目測,1 將端子插入主體pin孔內(nèi),2 前后搖擺端子料帶將其折斷,3 使用鑷子檢查有無缺pin,歪pin,缺定位片,4 確認OK后作標(biāo)簽,流至下站,Rev.01,Component FA learned report,四 FPC connector manufacture process,沖壓+看接觸點,1 將產(chǎn)品放入沖壓模

8、具中,2 沖壓,3 沖壓后的產(chǎn)品,4 檢查有無缺pin,歪pin,沖壓不到位,Rev.01,Component FA learned report,四 FPC connector manufacture process,推桿組合+測推排盤,1 主體+推桿,2 將推桿與主體組合,3 左右拉動推桿確認組裝OK,4 把測推好的產(chǎn)品端子面向上排放在真空罩內(nèi),Rev.01,Component FA learned report,四 FPC connector manufacture process,復(fù)目測+入管+掃描,1 復(fù)目檢,2 入管,3 掃描,4 掃描后的產(chǎn)品,Rev.01,Component F

9、A learned report,四 FPC connector manufacture process,復(fù)檢+包裝,1 復(fù)檢,2 包裝,Rev.01,Component FA learned report,五 E&T FA process and equipments, E&T FA process,Rev.01,Component FA learned report,五 E&T FA process and equipments, E&T FA equipments:,粘合力 測試儀,顯微鏡,推力 測試儀,拉力 測試儀,絕緣阻抗 測試儀,微歐姆計 測試儀,水份 測試儀,2.5D 投影儀,膜

10、厚 測試儀,Rev.01,Component FA learned report,六 Main issue description,Connector pin solder short,material,process,Pin 正位 度超過 spec,Pin 氧化,插端子 不良,包裝時 撞擊,Rev.01,Component FA learned report,六 Main issue description,Connector pin solder reject,material,process,Pin 鍍層,Pin 氧化,鍍層厚度 超spec,鍍層污染,Rev.01,Component F

11、A learned report,六 Main issue description,Connector housing damage after reflow,material,process,Housing 塑膠,不耐高溫,含水量 超標(biāo),未經(jīng)UL 認証,Rev.01,Component FA learned report,六 Main issue description,compal,F/A,vendor,Pin角度不良,1 根據(jù)零件承認書確認零件pin 彎角度spec。 2 利用2.5D投影儀確認pin彎角度,插完端子后沖壓時如果料盤放置 移位或參數(shù)設(shè)置不當(dāng)會導(dǎo)致該不良,Pin 平整度不良,1 利用2.5D投影儀確認pin相位差 2 相位差值+/-0.1mm,沖壓切端子時會導(dǎo)致該不良.,Pin 鍍層不良,1 確認鍍層成份.Sn/Ni. 2 根據(jù)零件承認書查找鍍層厚度 Spec. Sn:100160U,Ni50U 3 利用元素分析儀確認實際鍍層 厚度,1 電鍍時藥水配制不佳 2 電鍍環(huán)境設(shè)定不良,Rev.01,Component FA learned report,六 Main issue description,compal,F/A,vendor,主體(housing)凹凸 不平,吸料不良,1 主體如有凹凸不平時,吸觜吸料 時拋料率會增大. 2 利用放大