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CPK控制图


2 149.7 150.0 151.0 150.0 149.8 750.500 150.100 150.190 151.192 149.189 1.300 1.372 3.128 0.000
3 151.0 150.5 149.8 149.7 150.7 751.700 150.340 150.190 151.192 149.189 1.300 1.372 3.128 0.000
20 151.0 150.2 149.8 149.7 150.2 750.900 150.180 150.190 151.192 149.189 1.300 1.372 3.128 0.000
21 149.4 150.2 150.3 149.6 150.7 750.200 150.040 150.190 151.192 149.189 1.300 1.372 3.128 0.000
审核/
6 149.8 149.6 150.1 149.9 151.1 750.500 150.100 150.190 151.192 149.189 1.500 1.372 3.128 0.000
7 149.7 151.0 150.3 149.8 150.7 751.500 150.300 150.190 151.192 149.189 1.300 1.372 3.128 0.000
22 149.6 150.1 150.3 150.2 151.0 751.200 150.240 150.190 151.192 149.189 1.400 1.372 3.128 0.000
23 149.6 150.2 150.8 149.9 151.0 751.500 150.300 150.190 151.192 149.189 1.400 1.372 3.128 0.000
MFG 零件名称
K215进风箱罩盖
Work Station 机器编号 游标卡尺/DZC-1
品质特性 規格值
150.0
公差上限 公差下限
153.0 147.0
組容/頻度 图号
5/每天 16486696
Status Date
2018.4.15
AVERAGES(X BAR CHART )

X=AVE(X)= 150.190
14 150.6 150.2 149.6 149.7 151.0 751.100 150.220 150.190 151.192 149.189 1.400 1.372 3.128 0.000
15 149.6 151.0 150.2 149.6 149.8 750.200 150.040 150.190 151.192 149.189 1.400 1.372 3.128 0.000
24 150.5 150.6 149.3 149.9 150.5 750.800 150.160 150.190 151.192 149.189 1.300 1.372 3.128 0.000
25 149.6 150.0 149.7 150.1 151.0 750.400 150.080 150.190 151.192 149.189 1.400 1.372 3.128 0.000
8 149.7 150.3 151.0 149.7 150.2 750.900 150.180 150.190 151.192 149.189 1.300 1.372 3.128 0.000
9 150.2 151.0 149.8 150.0 149.6 750.600 150.120 150.190 151.192 149.189 1.400 1.372 3.128 0.000
1.406
RANGES(R CHART )
樣本序列

1

2

3 4

5
TOTAL
AVERAGE(X)
CLX UCLX LCLX
MAX-MIN(R)
CLR UCLR LCLR
制表/日
1 149.6 151.0 150.3 149.7 151.0 751.600 150.320 150.190 151.192 149.189 1.400 1.372 3.128 0.000
MAX-MIN(R)
4 0.73
*
2.28 2.06
5 0.58
*
2.11 2.33
UCL
CL
UCL
LCL
6 0.48
*
2.00 2.53
7 0.42 0.08 1.92 2.70
8 0.37 0.14 1.86 2.85
9 0.34 0.18 1.82 2.97
CL
10 0.31 0.22 1.78 3.08
151.500
151.000
150.500
15.000
UCLX=X+A2R= 151.192
LCLX=X-A2R= 149.189
AVERAGE(X)
UCL
CL
UCL
LCL
CL
Note
●對特殊原因說明: *任何超出控制限的点 *连续7点在中心线之上或之下 *连续7点上升/下降 *任何其它明显非随机的图形 ●采取措施的说明 ①不要对过程做不必要改变 ②注明对过程因素(人机料法环 或MS)所做的调整 ③
10 149.6 150.0 150.1 149.8 151.1 750.600 150.120 150.190 151.192 149.189 1.500 1.372 3.128 0.000
11 149.6 150.2 151.0 150.3 149.8 750.900 150.180 150.190 151.192 149.189 1.400 1.372 3.128 0.000
批准/
12 149.7 149.8 150.1 149.7 151.0 750.300 150.060 150.190 151.192 149.189 1.300 1.372 3.128 0.000
13 149.9 151.3 150.0 150.2 150.0 751.400 150.280 150.190 151.192 149.189 1.400 1.372 3.128 0.000
16 150.1 149.9 149.7 150.0 151.2 750.900 150.180 150.190 151.192 149.189 1.500 1.372 3.128 0.000
17 149.6 150.3 151.0 149.6 150.8 751.300 150.260 150.190 151.192 149.189 1.400 1.372 3.128 0.000
1.在确定Cpk前过程必须受控
2.组容<7时没有极差下控制限
0.500 0.000
UCL
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
●Cpk = Min ( USL-X X-LSL )≥1.33 3R/d2 3R/d2
=Min( 1.406 1.597 ) =
18 149.5 150.2 150.8 149.7 150.8 751.000 150.200 150.190 151.192 149.189 1.300 1.372 3.128 0.000
19 150.8 149.9 151.1 149.7 150.2 751.700 150.340 150.190 151.192 149.189 1.400 1.372 3.128 0.000
4 149.6 151.0 149.7 150.6 149.7 750.600 150.120 150.190 151.192 149.189 1.400 1.372 3.128 0.000
5 151.0 150.2 150.3 149.7 150.3 751.500 150.300 150.190 151.192 149.189 1.300 1.372 3.128 0.000
148.500 148.000
LCL
组容 A2
D3
D4
d2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
2 1.88
*
3.27 1.13

R=AVE(R)= 1.372
UCLR=D4R= 3.128
LCLR=D3R= 0.000
3 1.02
*
2.57 1.69
3.500 3.000 2.500 2.000 1.500 1.000
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