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过程能力指数CPK调查计算表

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编号X 1X 2X 3X 4X 5X R 编号

X 1X 2X 3X 4X 5X R 10.010.0090.0080.010.010.00940.002140.0090.010.010.0090.0090.00940.00120.010.010.010.0090.010.00980.001150.010.0090.0120.0090.0110.01020.00330.0110.0110.0110.010.010.01060.001160.0090.010.0090.010.010.00960.00140.010.010.010.010.0110.01020.001170.010.0090.010.010.0090.0010.00150.0110.010.0090.010.010.010.002180.010.010.0120.010.0090.01020.00360.0090.0110.0090.0110.010.010.002190.0090.010.010.0130.0090.01020.00470.0150.0110.0120.0110.010.01180.005200.010.010.010.010.0090.00980.00180.0120.010.010.010.0090.01020.003210.010.0090.010.0090.010.00960.00190.0110.010.0110.010.010.01040.001220.010.010.010.010.010.010100.0110.0110.010.010.0090.0010.002230.0120.010.0110.0080.010.01020.004110.010.0090.0090.010.010.00960.001240.0080.0110.0090.0080.010.00920.003120.0090.010.010.0120.0090.010.003250.0080.01

0.012

0.011

0.01

0.01020.004

13

0.009

0.0110.0090.010.009

0.00960.00226

k i=1 k i=1

1d 2T

0.013

--0.013

6σε0.5 T

T 6σ

质量要求±0.013过程能力指数调查计算表(CPK)

车 间三车间质量特性套孔直径检测工具

内径表

时 间产品型号设 备Z525测量、记录工序名称铰套孔

操 作 者工 装铰孔夹具

计 算

测 量 值

X=

1X 1 +X 2 + ··· + X k

∑Xi==

0.009288

K

K

R=

1R 1+R 2+ ··· +R k

∑Ri==

0.002080

K

K

0.0008944CP=

=

USL -LSL =σ=

R ·

=R ·0.43== 4.8450

6σ6σ

K==│X-M │=

│X-0.5(USL+LSL)│

=0.7145

0.5 T 0.5 (USL-LSL)

CP K =(1-K)

=

1.38342

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