MSA分析实例

重复性及再现性分析数据记录表 Repeatibility And Reproducibility Analysis Data Frame No.:非破坏性测试（NON DESTRUCTIVE TEST）零件代号12012年01月 10日排气管操作者50001011#尺寸上偏差下偏差+0.1-0.1零件名称：量具编号：单位:mm姓名ABC计算结果特 性基本尺寸50.8过程总变差(6σ)LG57DG01ABC量具名称：三点内测千分尺量具规格：零件50--63mm操作者次数编号A12312345678910A1A2A3均值50.813950.813950.81450.81390.0012####################################################################################################################################################################################均值(Average)50.82950.84450.81250.84350.80250.79650.79650.82150.80150.795极差(Range)操作者次数编号B1230.0010.0020.0020.0010.001零件1234567891000.0020.0010.0010.001XARA计算结果均值B1B2B350.813750.81450.814450.8140.0012####################################################################################################################################################################################50.8050.7960.001均值(Average)50.83150.84450.81350.84250.80150.79550.79750.822极差(Range)操作者次数编号C1230.0020.0020.0010.0010.0010.0010.0010.002XBRB零件12345678910计算结果均值C1C2C350.81350.813550.813350.81330.0011####################################################################################################################################################################################均值(Average)50.82950.84150.81150.8450.80150.79650.79550.82150.80250.796极差(Range)零件均值0.0020.0020.0010.0010.00200.0010.0010.0010XCRC50.8350.84350.81250.84250.80150.79650.79650.82150.80150.796+－××0.001250.8130.00120.0012 次数系数X50.8137RPART =0.04722RRA+RB+RC/操作者数量 =0.0012+0.0011/3R0.00117XDIFF[Max(X)ABC]-[Min(X)ABC]=50.814UCLXXA2R50.814LCLXXA2R50.814+—1.021.02XDIFF0.0007721.8831.02UCLX=50.8149LCLX=50.8126A2UCLRD4R0.0012××2.570D3D4*3.27*2.57UCLR =LCLR =0.00300LCLRD3R0.0012重复性及再现性分析报告Repeatibility And Reproducibility Analysis Report非破坏性测试（NON DESTRUCTIVE TEST）零件代号 No.:22012年01月 10日排气管计算方式利用公差计算利用过程变差进行计算利用研究零件间变差代替过程变差计算50001011#尺寸下偏差+0.1-0.1零件名称：量具编号：特 性LG57DG01三点内测千分尺50--63mmRPART =0.0472上偏差基本尺寸50.8过程总变差(6σ)单位:mm量具名称：量具规格：0数据表结论:R0.0012测量单元分析XDIFF0.0008基于研究总变差的分析重复性 － 设备变差（EV）EV =RK1EV =0.0007次数23再现性 － 操作人员变差（AV）AV =(XDIFF*K)2(EV2/nr)2AV =0.0004人数23重复性和再现性 （R & R）R&R =EV2AV2R&R =0.0008%R&R =100 × [ R&R / TV ]%R&R =说明：双性可接受零件间变差（PV）PV =RPART × K3PV =0.0149零件数67总变差（TV）TV =R&R2PV2TV =0.018910K30.37420.35340.3375数据分级数（NDC）0.32490.3146NDC =1.41 × （PV / R&R）NDC =27说明：数据分级数可以接受重复性和再现性（%R&R）接收准则：低于10%：测量系统可接受。介于10%到30%之间：基于应用的重要性，该量具可能会被接受。在双性小于30%情况下，应计算风险参数“BREAKPOINT”，并且检查其值是否小于37.8。大于30%：测量系统需要改善。识别出原因并纠正它们。%PV =100 × [ PV / TV ]%PV =99.9%5.3%K20.70710.5231%AV =100 × [ AV / TV ]%AV =2.6%K10.88620.5908%EV =100 × [ EV / TV ]%EV =4.6%在该尺寸测量前，应从FMEA中确定风险顺序数（RPN）的值。将BREAKPOINTRPN值填写到右边栏中，计算BREAKPOINT的值，并按照接收准则作出相应的结论。=RPN×%GR&R=100×结论测量系统可以接受评价人/日期1230重复性及再现性分析-均值极差控制图 Repeatibility And Reproducibility Analysis -Xbar-R Chart非破坏性测试（NON DESTRUCTIVE TEST）零件代号 No.:32012年01月 10日操作者50001011#尺寸下偏差+0.1-0.1零件名称：量具编号：排气管LG57DG01三点内测千分尺50--63mm姓名ABC数据精度3特 性ABC上偏差基本尺寸50.8过程总变差(6σ)单位:mm量具名称：量具规格：0数据表结论均值图极差图均值图数据评价人A均值50.829评价人B均值50.831评价人C均值50.82950.85176上控限50.815中心50.814下控限50.81350.84450.84450.84150.81550.81450.813最大值=最小值=上限UCL=50.815上限UCL=0.003选项=350.81250.81350.81150.81550.81450.81350.84450.795中心CL=50.814中心CL=0.001下限LCL=50.813下限LCL=0测量系统分析（MSA）-均值图(Xbar Chart)50.84350.84250.8450.81550.81450.81350.80250.80150.80150.81550.81450.81350.79650.79550.79650.81550.81450.81350.79650.79750.79550.81550.81450.81350.82150.82250.82150.81550.81450.81350.80150.850.80250.81550.81450.81350.79550.79650.79650.81550.81450.813均值极差图数据0.0010.0020.0020.0030.00100.0020.0020.0020.0030.00100.0020.0010.0010.0030.00100.0010.0010.0010.0030.00100.0010.0010.0020.0030.001000.00100.0030.00100.0020.0010.0010.0030.00100.0010.0020.0010.0030.00100.00100.0010.0030.00100.0010.00100.0030.0010评价人A极差评价人B极差评价人C极差上控限中心下控限极差受控否TRUE50.73112评价人A3评价人B45零件评价人C6UCL78(Xbar)bar9LCL100.00350.0030.0025极差0.002测量系统分析（MSA）-极差图(Range Chart)极0.00150.0010.0005012评价人A34评价人B5零件6评价人C7UCL8Rbar910LCL