测量系统分析

ACHR-质量管理Quality & Speed量具重复性和再现性研究报告Data Sheet for GR&R Analysis Report(Xbar-R)记录编号:Record No.:YT20140918-1零件名称 :Part Name:零件号和级别Part No. & Rev.:分辨率:Resolution:规格:Specification :试验次数R:Trial Times:从数据表 From Data Sheet:0.0000.0000.01mm0-25mm3评价人数A:Appraisers No.:R double bar =0.001量具名称:Gauge量具编号:Gauge No.:特性:Characteristic :评价人:Appraisers :零件数n:3Parts No.:XbarDIFF =0.00030游标深度尺YH-JL005 GRR0.00010RP =0.007测量单元分析 Measurement Unit Analysis重复性—设备变差 Equipment Variation（EV）试验次数EV = Rdouble bar x K1Trial Times= 0.001×0.591= 0.000723% 总变差Total Variation（TV）K10.88620.5908% EV = 100(EV/TV)=100×(0.0007/0.002)=30.09%再现性—评价人变差 Appraisers Variation（AV）AV = (XbarDIFF x K2)2- (EV2/nr)= (0.00030×0.523)^2-0.0007^2/(10×3)= 0.0001评价人Appraisers% AV = 100(AV/TV)=100×(0.0001/0.0024)=4.13%20.707130.5231K2重复性和再现性 Repeatability & Reproducibility（R&R）R & R = EV2 + AV2零件= 0.001^2+0.000^2= 0.0007零件变差 Part Variation (PV)PV = Rp x K3= 0.007×0.3146= 0.0023总变差 Total Variation (TV)TV = R&R2 + PV2= 0.001^2+0.002^2= 0.0024接受准则:Acceptance Criteria:结论:Conclusion:Parts% R&R = 100(R&R/TV)K33.650.70710.52310.44670.37420.35340.33750.32490.3146ndc= 1.41(/GRR)The Number of Distinct CategoriesPV=100×(0.0007/0.0024)=30.37%2345678910% PV = 100(PV/TV)=100×(0.0023/0.0024)=95.28%=5%R&R＜30%, ndc≥5此测量系统可以接受 This measurement system can be accepted.此测量系统不可接受 This measurement system can‘t be accepted.B21-06