量具的重复性和再现性分析自动计算

量具重复性与再现性数据收集表

QF-11-零件编号：零件名称：特 性：规格范围：1111123WC/C1.45---1.55量具名称：量具编号：量具类型：试 验 数：3 计数型零 件 数：10零 件11.5151.5161.5161.5157万工显评价人A：评价人B：评价人C：评价人数： 3aaabbbccc日 期： 2012.2.27评价人/试验数 #1. A2.3.4.5.6. B7.8.9.10.11. C12.13.14.15.123AVER123AVER123AVER21.5351.5361.5371.536031.71.91.81.8041.4631.4621.4621.462351.4791.4821.4801.480361.4921.4931.4951.493371.5031.5001.5011.501381.81.61.81.7391.4961.4961.4981.4967101.4911.4931.4921.4920平均值 1.5071.508Xa=Ra=1.5070.0021.5061.5061.507Xb=Rb=1.5070.0021.5081.5081.508Xc=Rc=X=1.5100.0021.5080.0840.00210.00300.000.0000.0011.5141.5161.5151.51500.0021.5341.5341.5321.53330.0021.71.81.81.770.0011.4611.4621.4631.46200.0031.4811.4801.4801.48030.0031.4951.4961.4951.49530.0031.5021.5021.5031.50230.0021.21.21.61.330.0021.4931.4921.4951.49330.0021.4921.4921.4931.49230.0021.5141.5161.5161.51530.0021.5361.5381.5361.900.0011.61.91.81.770.0021.4651.4661.4661.46570.0011.4821.4791.4791.48000.0011.4971.4951.4971.49630.0011.5061.5081.5061.50670.0041.81.51.71.670.0031.4961.4931.4931.49400.0011.4921.4941.4951.49370.0020.0020.0030.0010.0030.0020.0020.0030.0030.00316. 零件均值 AVE ( Xp )17.18.19.20.1.5151.5391.81.4631.4801.4951.5031.61.4951.493Rp=R=XDIFF=UCLR=LCLR=(Ra + Rb + Rc) / (# 评价人数) =(Max X - Min X) =R x D4* =R x D3* = * 当实验数为2时 D4 =3.27，为3 时 D4 = 2.58 。UCLR代表单个 R 的极限，圈出那些超出极限的值，查明原因并纠正。用与原来相同评价人和仪器对同一个零件重复原来的测量， 或删除数据并用其余测试值重新计算 R 和极限值 UCLR。备 注:第 1 页，共 2 页

江都铆焊钣金厂量具重复性与再现性报告

QF-11-零件编号：零件名称：特 性：R=1111123WC/C0.0021测量系统分析 重复性-设备变差(EV)EV===R x K10.002 x 0.59080.00124试验数23K10.88620.5908% EV===100 (EV/TV)100(0.001/0.027)4.66％量具名称：量具编号：1.45---1.55规格范围：XDIFF=0.0030万工显 量具类型：计数型日 期： 2012.2.27完 成 人：qqqRp=0.084% 总变差 (TV) 再现性-评价人变差 (AV)AV==={(XDIFF x K2)2 - (EV2/nr)}1/2{(0.003 x 0.5231)^2 - (0.001 ^2/(10 x 3))}^1/20.00155评价人数K2 重复性与再现性(R & R)R & R=== 零件变差 (PV)PV=== 总变差 (TV)TV==={(R&R2 + PV2)}1/2{(0.002^2 + 0.027^2)}^1/20.026RP x K30.084 x 0.31460.0266{(EV2 + AV2)}1/2{(0.001^2 + 0.002^2)}^1/20.00199零件数23456710K30.70710.52310.44670.40300.37420.35340.33750.32490.3146 ndc = = =1.41X(PV/GRR)1.14(0.027/0.002)18.846---------19% PV===100 (PV/TV)100(0.027/0.027)99.72％% R&R===100 (R&R/TV)100(0.002/0.027)7.46％20.707130.5231% AV===100 (AV/TV)100(0.002/0.027)5.83％ 结 论：1. 0<%R&R<10% 量具可以继续使用2. 10%<%R&R<30% 量具测量能力不足应采取措施 检具检验周期由原来的两个月改为一个月3. 30%<%R&R 量具不可使用，应更换第 2 页，共 2 页