Die Steel SKD61 + Nitriding D –0.01 –0.02
TAPERLESS ONE–STEP CENTER PIN – SHAFT DIAMETER (D) FIXED TIP (A) TOLERANCE 0 −0.02 TYPE –
Standard
Type
Flange thickness 4 mm
Flange thickness JIS
T Tolerance Flange thickness (T)
Designation 0.01 mm unit
0.1 mm unit
Flange thickness (T)
T Tolerance D
Applicable ejector sleeve hole diameter tolerance
Designation 0.01 mm unit
4 mm JIS (6/8 mm) Nitriding Die Steel SKD61 High Speed Steel SKH51 Die Steel SKD61 +
ℓ max.
Type
Type
H T H T
Step Shape D
L
F
A
Amin.
C/R
Flange thickness 4 mm Flange thickness JIS
1.5 70.00 – 200.00
0.50
3 4 5 6
No need to designate if no tip process- ing is required
0 –0.02 ( L ＞ 300 c T 0
4 mm (T4)
2
CPNS–5
–0.05 )
0.70
–0.01 –0.02
2.5
– –
–
Step D only 0.1 ≦ C ≦ 1.5 and C ＜ D–A 2 Step E only R ≧ 0.3 and R ≦ D–A 2
+ 0.01 0
or H7
3
70.00 – 400.00 (500.00)
3.5
1.00
E D > 12 c D –0.01 –0.03
7
Details D P.219
4
8
6/8 mm (JIS)
CPJS–5
0 –0.05
4.5
SKD61 + Nitriding
Range of guaranteed shaft diameter precision (Details D P.221 ) Nitriding surface hardness guaranteed range (Details D P.224 )
M material
ℓ ≦ 12×A and ℓ ≦ 35
1.50
8
5
Range of guaranteed base material hardness (Details D P.223 ) Base material 40 – 45 HRC E Nitriding treatment is not applied to the tip–shaped part (ℓ part).
H hardness Surface 900 HV –
CPNS–5
B C D E
C G T R B
4
9
F ≧ 50.00 D–0.02 ＞ A ≧ Amin.
5.5
6
9
6
10
6.5 7
Step (step shape) Select from B – E in the figure below
Shape (tip dimension)
CPJS–5
10
11
D (P) –0.01 –0.02
70.00 – 500.00
2.00
8 9
11 14 15 17
13 14 15 17
(Not processed)
No need to designate Shape if no tip processing is required
Step B
R ≦ 0.5 （ D ≦ 2
R ≦ 0.3 ）
R ≦ 0.2
D (P) 0
Select from the gure on the right
Shape
–0.005
10 12 16
8
Total Length Designation Shaft Diameter(P) Total Length Designation
2.50
– – 21
–
α＝ 0
E For ℓmin., refer to standard drawing E L dimensions in parentheses ( ) are for CPJS–5 only. E Step E is D ≧ 2
L
T
Type – L – F – A – C (R) – Tip dimension (K/S/G/Q) CPNS–5EG6 – 350.00 – F330.00 – A5.00 – R0.5 – K30
0 （ L ＞ 200 F
）
ℓ
Order
＋ 0.02
＋ 0.05 0
Two– stepshape
ℓ≧ 0 . 7 ＋α
F
C
(C chamfered)
（ L ＞ 200 ＋ 0.02
）
＋ 0.05 0
0 L
L
Steppedon –step
± 0.05 G
Quotation
45 ° ± 30 ′
Delivery
Stepped two–step
α＝ G 0 . 1 ≦ G ＜ A / 2 Designation 0.1 mm unit
Step C
R ≦ 0.5 （ D ≦ 2
R ≦ 0.3 ） Ks ＝ 45 ° ± 30 ′
R ≦ 0.2
– Tip dimension (K/S/G/Q) – (KC/WKC … etc.)
Type
–L–F–A–C(R)
Shape
Alterations
L
–
KC3.0
G2.0
CPNS–5EG6 – 350.00 – F330.00 – A5.00 – R0.5 –
Alteration details D P.287
G
(Cone)
Alteration Code
Details
Alteration Code
Details
Changes the flange diameter HC = Designation 0.1 mm unit E D ≦ HC ＜ H
K ° ± 30 ′
T
Single flat cutting D/2 ≦ KC ＜ H/2
Designation 1° unit 20 ＜ K ≦ 60
KC
KC － 0.1 0
D － A
0 （ L ＞ 200 F
）
F ＋ 0.02
＋ 0.05 0
HC
ℓ
ℓ≧
＋ 0 . 5 ＋α
E In relation to the diameter tolerance, alteration may create a straight piece with little diameter difference between the head and shaft.
About designation unit for key flat cutting
2
＋ 0.02
＋ 0.05 0
（ L ＞ 200
）
0 L
L
A α＝
Two flats cutting D/2 ≦ WKC ＜ H/2
WKC
± 0.05 L
2tanK
WKC － 0.1 0
Changes the flange diameter (precision) HCC = Designation 0.1 mm unit E D + 0.5 ≦ HCC ＜ H−0.3 Changes the flange thickness TC = Designation 0.1 mm unit E T/2 ≦ TC ＜ T (Dimensions L, F remains unchanged) E T–TC ≦ Lmax.–L Dowel hole boring E Available when H ≧ 4 X Combination except for NHC/NHN/RR not available Dowel hole boring + Spring pin driving E Available when H ≧ 4 X Combination except for NHC/NHN/RR not available Numbering on the head Designation range and method: D P.288 E Available when H ≧ 2 Automatic sequential numbering on the head Designation range and method: D P.288 E Available when H ≧ 2
(1) To align the key flat with the shaft diameter
HCC
Varied dimensions parallel flats cutting D/2 ≦ KAC ＜ H/2 KBC = Designation 0.1 mm unit only KAC ＜ KBC ＜ H/2 Two flats (right angled) cutting D/2 ≦ RKC ＜ H/2
KAC KBC
T
Step D
(Tapered)
－ 0.1 0
－ 0.1 0
A 2tanK
0 . 1 ≦ S ＜
R ≦ 0.5 （ D ≦ 2
R ≦ 0.3 ） Ks ＝ 45 ° ± 30 ′
R ≦ 0.2
± 0.05 C
KAC
KBC
Shape
C
Designation unit 0.05 mm unit is allowed
± 0.05 S
R ≦ 0.2
± 30 ′ K °
TC
－ 0.02 0
Designation 0.1 mm unit 20 ＜ K ≦ 45 Designation 1° unit
TC
RKC
T
RKC － 0.1 0
＋ 0.1
T d ℓ 4 2 3 6 3 5 8 T d ℓ 1 4 2 5 6 3 8
0 d
(2) To designate
Three flats cutting D/2 ≦ DKC ＜ H/2
L
α＝ S
T
NC
DKC
arbitrary key flat dimensions
DKC － 0.1 0
0 （ L ＞ 200 F
）
F ＋ 0.02
＋ 0.05 0
DKC
ℓ
T
ℓ≧
C ＋ 0 . 5 ＋α
R
(R chamfered)
＋ 0.02
＋ 0.05 0
（ L ＞ 200
）
AG °
Two flats (angled) cutting D/2 ≦ KGC ＜ H/2 AG = Designation 1° unit 0 ＜ AG ＜ 360
± 0.5
Designation unit 0.1 mm
0 L
d
L
NCW
Q ± 0.1
0 °
KGC
KGC
T
0 . 2 ≦ Q ＜ A / 2 Designation 0.1 mm unit α＝ Q
Step E
120 ° 120 °
Three flats cutting 120° distribution D/2 ≦ KTC ＜ H/2
217
－ 0.1 0 120 °
NHC
R ≦ 0.5 （ D ≦ 2
R ≦ 0.3 ）
KTC
Shape
± 0.1 R
L
KTC
B
(Spherical processed)
1
2
3
NHN
SR ＝ A / 2
T
Changes R (normally 0.2 or less) to R0.3 - 0.5 (for Strength improvement) Designation method RR E Step Applicable to B/C/D E D−A ≧ 1.0 Step For D, C ≧ 0.5
RR
0 （ L ＞ 200 F
）
F ＋ 0.02
＋ 0.05 0
ℓ
ℓ≧
R ＋ 0 . 5 ＋α
RR
＋ 0.02
＋ 0.05 0
（ L ＞ 200
）
0 L
L
α＝ A / 2
± 0.05 L
311
312
Powered by FlippingBook