电镀工艺流程.xls

制制定定部部门门 文文件件编编号号 文文件件版版本本 页页次次 题题目目 电电镀镀工工艺艺流流程程图图生生效效日日期期 附件 端子电镀工艺流程图 OKNG 核准 日期审核 日期制作 日期 材料投入 超 电解脱脂 水洗 脱脂水洗 镀钯镍 预镀钯 水洗 镀高温镍 酸洗活化 水洗 镀半光泽镍 超 生产排配 调机生产 客户订单 水洗 水洗 封孔 风干 烘干 镀金 检验 良品入库 特采重工 报废 标识入库 出 电镀品 镀雾锡 超水洗 镀亮锡 水洗 SHANSHAN JINGJING MACHINERYMACHINERY TECHNOLOGYTECHNOLOGY CO LTDCO LTD WMWM PLATINGPLATING DepartmentsEngineering File numberSJ WI SC 017 RevisionRevisionA 0 PagePage1 1 Plating flow chartDateDate2011 03 03 OKNG ApproledCheckedLuo Xu LinDrawingji yong yu3 10 put into production Ultrasonic degrease Electrolytic degrease Water rinse Palladium Nickel Pre plated palladium nickel High temperature nickelplated Suyhuric acid Water rinse Semi gloss nickel plating Ultrasonic washing Production arrangement Incoming inspectionOrders print Sealing Dry up Gild Quality inspectio Special miningHeavy Scrapped Labeled storage Shipping Electroplating chemicals Matte tin plated Bright tin plated Water rinse Water rinse Ultrasonic washing Water rinse Water rinse Water rinse Water rinse Stoving Warehouse entry SHANSHAN JINGJING MACHINERYMACHINERY TECHNOLOGYTECHNOLOGY CO LTDCO LTD WMWM PLATINGPLATING File numberSJ WI SC 021RevisionA 0 DateDate2011 3 10Page1 Work stationPalladium Nickel homework method PlatingPlating Bath ChemicalBath Chemical ParametersParameters 1 Pd concentration Pd12 22g L Control 20 22g l 2 Niconcentration Ni8 15g L Control 10 13g l Pd2 ni2 2 1 3 PH 7 0 8 0 Control 7 3 7 6 4 H3BO3 10 15g l 5 Be0 8 15Be 6 Temp 40 55 Control 45 7 Cathode current density 4 50A dm2 8 Palladex PDNI M2 HS R1 1 Unit 500ml 9 Palladex PDNI M2 HS R2 1 Unit 500ml flowflow chartchart 1 According to customer engineering drawings adjust the terminal plating area 2 Adjust the rectifier according to thickness specifications for the terminal current and voltage regulation 3 Terminal based on the shape adjust the water jet air knife angle to prevent the bath to bring out 6 The terminal appearance thickness and coating adhesion test NotesNotes 1 The ph should be within the range of 7 0 to 7 5 when measured at room temperature it is advised to initially set the ph at 7 3 and maintain it within 0 2units the ph should be measured at room temperature at least twica per shift using a calibrated ph meter if the ph is low and needs to be raised add NH4OH mix and re check if the ph is high and needs to be lowered add snlfuric acid 10 mix and re check 2 Laboratory Technician point inspection every 4 hours PH the proportion of each class of a palladium nickel concentration 3 after exciuding the possidility of metallic contamination cu fe zn etc through trace metal analysis a carbon treatment should be applied Control of imp