ToleranceANSI Y14.5M

()

()

-5,()Cpk,

(Precision) (Limit) (Tolerance)

1. (dimension)2. (size)3. (actual size)4. (limit size) (maximum limit size) (minimum limit size)5. (basic size)CNS 4 B1002

6. (deviation) (actual deviation) (upper deviation) (lower deviation) 7. (zero line) 8. (tolerance)

9. (tolerance zone) ( ) 10. (basic deviation) 11. (tolerance grade)

( )

(1) (2)

(1) ES(2) EI(3) es(4) ei

( ) 28ABCabc ( A a)

ITxx A, B, C, , Z a, b, c, , z

(a,b) (c) (d)

( )

CNS CNS ( ) ( ) ( ) ( ) ( ) ( ) ( )

( ) ( ) CNS IT01IT0IT1IT2IT16

500mmi=0.45(D)^1/3+0.001D Dmm

IT2IT4IT1IT5

1. IT01 IT0 ( ) 2. IT1~IT4 ( ) 3. IT5~IT64. IT5~IT115. IT11~IT16

( ) H ( ) h

( ) (IT01~IT16)

(A) (B) (C) (D)

(A)

(B)

(C)

(D)

:(1)(2)()

A1,A2,A3An-1(n)

A0

2

:

: A+ A-

( )

A0

A2 A3 A1

A0 A1A2A3B1B2B3B4B5 A2 A1 A3

[(1200.15)-(60 0.15)]-(59.6 0.15) =0.4 0.45=0.85max/-0.05min 60 0.15 59.6 0.15 1200.15AB 0.05,

()

Total Indicator Reading

(statistics)(status)

3 (Specification limits) (Control limits) 6

3:

(defect rate)(Cp)S/N

(signal)(noise)S/N

4201624

LSLUSL

S/NBA181.00.135%(A)(10%)

B?BAABs/n4dBs/n

n u l = n uln+1(Revolution)11