[2012.10.10]焊接技术科:张景文成都华翔焊接技术科电阻点焊焊点破坏规格标准点焊破坏点直径标准电极标准铁板厚度m/m安全件普通件maxdΦminDΦ0.6m/m4.0Φ3.5Φ4—5160.84.54.04—5161.05.04.55—6161.25.55.05—6191.46.05.56—7191.66.56.06—7192.07.06.57—8192.37.57.07—8192.68.07.58—9193.29.08.09—10193.610.09.010—11224.011.010.010—1122注:1.两件母材厚度不同时,以薄板条件为佳。2.电极材质导电率75%,硬度HB75。3.点焊点的深度为铁板厚度的:A级10%B级10%--15%C级15%--25%略图1略图2焊点尺寸:D+d2螺帽凸焊破坏扭力标准4—5m/m6mm8mm10mm12mm0.6-0.7mm250kg-cm300kg-cm400kg-cm0.8300400500650kg-cm700kg-cm1.03004505507008001.24005006008509501.442053065090010001.645055070090010502.0530630750100011502.3580700800110013003.2680830950130014504.07809001080140015605.09501150145016206.0118014701680注:工具—扭力扳手铁板厚度螺帽凸焊螺帽螺丝脱离强度试验标准5mm6mm8mm5mm6mm8mm10mm0.6mm350kg370kg270kg250kg300kg350kg350kg0.83904304303004504506001.04805005003405005007501.25505805803705805807801.46006507004006506508001.66306807004306906909402.068073075050080080010202.372076078055090090011303.28008509006501080108015004.08008509007201310131016305.08009009508001450145021206.0800900950800155015502420螺帽、丝铁板厚度白车身冲压零部件电阻焊接条件(实验整理版)张景文板厚电极最良条件(A)中等条件(B)普通条件(C)Maxd∮minD∮通电时间加压力焊接电流溶著径截断强度±14%通电时间加压力焊接电流溶著径截断强度±17%通电时间加压力焊接电流溶著径截断强度mmmmmm∞kgfAmmkgf∞kgfAmmkgf∞kgfAmmkgf0.40.50.63.24.84.81010105671151351505.2006.0006.6004.04.34.718024030010111375901004.5005.0005.5003.64.04.31602102802024264045503.5004.0004.3003.33.64.01251752250.81.01.24.86.46.4101313810121902252707.8008.8009.8005.35.86.24406107801520231251501756.5007.2007.7004.85.45.84005406803036406075855.0005.6006.1004.65.35.53555306501.61.82.02.46.48.08.08.0131616161618202436041047058011.50012.50013.30015.0006.97.47.98.61.0601.3001.4501.850303336442402753003709.1009.70010.30011.3006.77.17.68.41.0001.1801.3701.770525864771151301501807.0007.5008.0008.6006.36.77.17.99251.1001.3051.6853.2459.511.012.01619223250708201000130017.40019.00021.20010.311.614.53.1004.2006.600509012050063080012.90014.30016.0009.911.212.72.8504.1006.0001.515521026034044010.00011.00012.5009.410.612.62.6653.5004.800注:1本表所示之被熔接材为熟间展延后经酸洗且轻涂油膜之软钢板,抗拉强度为30~32kg/mm。2电极材质为PWMA之二极(导电率75%,硬度HRB75),d公差±0.4m/m。3断面强度为1点之抗拉强度,如果依上表之数字以下者其强度则不够。4不相同二块板点焊时,均以薄板之厚度为条件之适用之。但,板厚之比为1:3以内,薄板以凸电极使用。作业流程图作业标准书条件确认首件作成试片作成量产抽检审查委员会I.E条件修订申请单作业方法条件设备材质不良报告表原因分析IEIEIE确认条件温度频率使用工具表单通电时间QC量产试片电流计SP-2210样件焊接记录表设备能力分析表电流QC量产试片加压力QC量产试片压力技SP-231部门作业内容表单钣金课试片试作QC确认IE确认部门作业内容表单钣金课首件试片首件检查表QC确认条件稽核表IE确认条件稽核表项目频率责任单位修改试片品管部抽检频率可依中心厂之规定半破坏依QCI程度频率全破坏依QCI程度频率部门作业内容表单保留期限钣金课首件试片试片(首件)检查表7天半破坏QC全(半)破坏全(半)破坏记录表一年IE条件稽核表焊接品质检核频率标准项目检核内容检核频率修改首件检查点焊试片(试片之板厚组合,与工件完全相同)1.每隔2小时/一次(08:00,10:0013:00,15:0018:00,20:00)2.每小批量(不同工件)不足两小时者必须检核...