过程能力研究.docx

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1、编号:过程能力分析品名标准标准上限20.5测量单位品质 等级CaA级解析客户标准中心19.75公差1.50CpA级特性高度标准下限19.00件7n = 5CpkA级日期时间7:309:3011:3013:3015:3017:3019:3021:307:309:3011:3013:3015:3017:3019:3021:307:309:3011:3013:3015:3017:3019:3021:307:30测试者次数12345678910111213141516171819202122232425#分析人样本测定值Xl19.3919.8819.6519.7519.7819.3419.7819.7

2、319.6519.7419.6519.8219.6519.8620.0819.8819.4619.7519.8919.7919.8419.7219.7819.6619.89X = 19.72X219.7519.9819.9819.8919.7519.7719.4019.7519.9919.7219.7019.4620.19.8619.5419.6219.8719.6720.0220.1419.6719.6919.8419.5919.75X319.8719.7619.7419.8219.6719.8319.8919.4919.5619.6919.5419.7819.9719.7319.6219.

3、7519.8819.3919.6719.7619.5819.9219.7219.4819.48R = 0.40X419.6519.6420.0519.7319.3919.6619.7519.642O.19.8219.8219.9219.7419.7319.7619.8219.5619.7619.7819.7819.6119.7519.6719.7519.62X519.7219.5519.7819.3419.5619.6019.8819.7819.9819.5419.7519.4519.6919.4619.5420.0019.4219.8719.7919.6319.4919.8619.5919.

4、6419.77O = 0.17X6X7Ca = -0.03X8X9Cp = 1.51XIOXllCpk = 1.46Xi2X137管制图XI4X15UCL= 19.95CL= 19.72LCL= 19.49分4斤结论：从计算结果彳SPpk = L46,大于1.33说明过程能力满足要求；从控制图上看图上的点子属于随机,排列，无异常现象。Xmin19.3919.5519.6519.3419.3919.3419.4019.4919.5619.5419.5419.4519.6519.4619.5419.6219.4219.3919.6719.6319.4919.6919.5919.4819.48#R管

5、制图Xmax19.8719.9820.0519.8919.7819.8319.8919.7820.0019.8219.8219.9220.0019.8620.0820.0019.8819.8720.0220.1419.8419.9219.8419.7519.89楙#UCL = 0.84Xbar19.6819.7619.8419.7119.6319.6419.7419.6819.8419.7019.6919.6919.8119.7319.7119.8119.6419.6919.8319.8219.6419.7919.7219.6219.70CL = 0.40R0.480.430.400.550.390.490.490.290.440.280.280.470.350.400.540.380.460.480.350.510.350.230.250.270.41LCL= 0.00Xbar 管 制 图19.919.819.719.619.5一系列1一一系列2-系列3系列410.80.60. 40.21R一一系列2T-系列3-系列412345678910111213 U 15161718192021222324252027282930分析人/日期: