MSA-GRR第四版计算方法2

#### GAGE R & R CHART设备名称：尺寸编号：工件机种：评价人/实验A123均值极差B123均值极差C123均值极差零件均值75.17500000.000075.300075.3500.30000.000075.30000.000075.45000.000075.40000.000075.45750.000075.50000.000075.57500.000075.37500.000075.30000.000Xc0.00000Rc075.3000.4075.4000.2075.5500.1075.4000.4075.8500.1075.0500.1075.0500.5075.5000075.250Xb75.37000.5Rb0.2675.575.275.000075.575.175.300075.575.375.200075.575.675.3500.175.675.275.4000.675.875.975.0650.0775.17575.9500.175.374.876.1000.275.575.575.2500.175.57575.350Xa75.39650.1Ra0.1277575#####1-#1####目标尺寸：上限尺寸：下限尺寸：

75.2+0.50/-0.5075.7074.70

测量人数：实验次数：样品数量：

零件175.375.3275.275.2375.375.4475.175.7575.175.03675.97677676.2875.375.2975.375.4102210

%EV 值：%AV 值：%GR&R 值：

80.62%0.00%80.62%

评估日期：统计人员：评定结果：

Must be improved平均值X75.3833RP0.4000R0.1935R([Ra___][Rb___][Rc___])/[评价人___]0.1935XDIFE[MaxX___][MinX___]*UCLR[R___][D4___]0.02650.4992测量单元分析重复性—设备变差%总变差(TV)%EV=100[EV/TV]80.62%0.80.60.4极差图EVRK1EV=0.1715再现性—设备变差ABCUCL123456789100.22AV(XDIFFK2)(EV/(nr))AV=0.0000n=样品数量r=实验次数2%AV=100[AV/TV]0.00%0重复性和再现性GRREV2AV2GRR=0.1715零件变异%GRR=100[GRR/TV]80.62%80.000 60.000 %PV=100[PV/TV]59.16%40.000 20.000 均值图ABCUCLLCL12345678910PVRPK3PV=0.1258总变差TVGRRPVTV=0.212722ndc=1.41(PV/GRR)1.03ndc≥5可接受0.000 1)常数D3、D4、K1依实验次数进行选值；2)常数K2依评价人数进行选值；

3)常数K3依零件样本数量进行选值；4)ndc四舍五入到整数需大于或等于55)

GRR≤10%Excellent10＞GRR≤30%Accepted

GRR＞30%Must be improved

常数

2345678910

D43.272.58K10.88620.5908K20.70710.5231

K30.70710.52310.44670.40300.37420.35340.33750.32490.3146