MSA表格量具重复性和再现性数据收集表评价零件均值说明人/试12345678910验A10.29-0.561.340.47-0.800.020.59-0.312.26-1.36=0.194A第一遍测XA1量结果均值20.41-0.681.170.50-0.92-0.110.75-0.21.99-1.25=0.166XA230.64-0.581.270.64-0.84-0.210.66-0.172.01-1.31=0.19XA3均值0.447-0.6071.2600.537-0.853-0.1000.667-0.2272.087-1.307=0.19A测量数据XA的均值极差0.350.120.170.170.120.230.160.140.270.11=0.184A测量数据R的平均极差B10.08-0.471.190.01-0.56-0.200.47-0.631.80-1.68=0.001B第一遍测XB1量结果均值20.25-1.220.941.03-1.200.220.550.082.12-1.62X=0.115B230.07-0.681.340.20-1.280.060.83-0.342.19-1.50=0.089X3B均值0.133-0.7901.1570.413-1.0130.0270.617-0.2972.037-1.600X=0.068B测量数据A的均值极差0.180.750.401.020.720.420.360.710.390.18R=0.513B测量数据B的平均极差C10.04-1.380.880.14-1.46-0.290.02-0.461.77-1.49X=-0.223C第一遍测C1量结果均值X2-0.11-1.131.090.20-1.07-0.670.01-0.561.45-1.77=-0.256C2X3-0.15-0.960.670.11-1.45-0.490.21-0.491.87-2.16=-0.284C3X均值-0.073-1.1570.8800.150-1.327-0.4830.080-0.5031.697-1.807=-0.254C测量数据C的均值R极差0.190.420.420.090.390.380.200.100.420.67=0.328C测量数据C的平均极差X零件0.169-0.8511.0990.367-1.064-0.1860.454-0.3421.940-1.571=0.002A.B.C测量均值数据的均值R=3.51零件均值极P差RRRRR=[(=0.184)+(=0.513)+(=0.328)]/[评价人数3]=0.342=0.342总平均极差ABCXXXX=[max=0.19],[min=-0.25]=0.44=0.44A.B.C均值DIFFDIFF极差RXR*UCL=(=0.342)×(D=2.58)=0.882UCL=0.882极差图控制4R上限2遍试验时D=3.27，3遍试验时D=2.58;UCL表示单个极差图的上控制界限。圈出那些超过控制限的点，识44R别原因并纠正。用与原来相同的评价人和量具对同一个零件重复原来的测量。或者剔除这些值，并用其余观察值R再次平均，重新计算总平均极差和控制限UCL值。R量具重复性和再现性报告零件号名称:量具名称:日期:特性:量具编号:执行人:规范:量具类型:从数据表得到:总平均极差=0.342ABC均值极差=R=0.44零件均值极差R=3.51RXDIFFPX测量单元分析%总变差(TV)重复性-测量设备变差(EV)%EV=100[EV/TV]=100[(0.202)/(1.146)]EV=×KR1=17.62%=0.342×0.5908试验次数K1=0.20220.886230.5908再现性-评价人变差(AV)%AV=100[AV/TV]22(X，K),(EV)/nrAV==100[(0.23)/(1.146)]DIFF222(0.44，0.523),(0.202)/10，3==20.04%=0.23零件数n=10测量遍数r=323K0.70710.52312重复性和再现性(GRR)%GRR=100[GRR/TV]22(EV)，(AV)GRR==100[(0.306)/(1.146)]K322(0.202)，(0.23)==26.68%20.7071=0.306零件变差(PV)30.5231%PV=100[PV/TV]PV=R×K=100[(1.105)/(1.146)]