设备名称:设备编号:生产厂家:使用部门:测定时间:测定人员:特性名称:测定类型:规范/公差:测定单位:135.73135.43序号样本1样本2样本3样本4样本51135.58135.57135.57135.57135.582135.58135.58135.57135.57135.533135.58135.58135.57135.57135.584135.57135.58135.57135.57135.585135.58135.58135.57135.57135.576135.58135.58135.58135.58135.587135.58135.58135.58135.58135.588135.58135.58135.58135.58135.589135.57135.58135.58135.58135.5810135.57135.58135.58135.58135.56标准偏差S0.0050.0030.0050.0050.016极差R0.0100.0100.0100.0100.050平均值X135.577135.579135.575135.575135.572总偏差σ0.0083690390.005844156偏差σS20.00837987极差平均R0.018总平均值XS135.576Cmk(usl)6.141702234Ppk(usl)6.149650603Cmk(lsl)5.791657029Ppk(lsl)5.799152382Cmk5.79Ppk5.80测定人员:批准人员:日期:日期:在稳定状态下至少连续测试50组数据重点说明:结果评价2020/5/7位移值按极差估计偏差σR设备能力指数(CMK)测算表±0.15mmmm过程能力结果上极限USL下极限LSL该设备能力充分1、对σR按5个分组进行估计;2、CMK(PPK)必须至少为1.67,3、取样时,必须确保已排除了人员、环境、加工方法与材料的影响,且取样数必须大于50进厂保养大修