NAK80 DH2F
STRAIGHT CORE PINS WITH GAS VENT –SHAFT DIAMETER (D) SELECTION TYPE / SHAFT DIAMETER (P) 0.01mm DESIGNATION TYPE–
SKD61 SKH51
DC (DCX) PC (PCX)
Type
T Tolerance D/DC/P/PC
Part Number – L – P –
– N – SV
M Material H Hardness
Order
Shaft Diameter (D) selection Shaft Diameter (P) designation GV–CPN–L GV–CPNB–L GV–CPF–L GV–CPFB–L GV–CPD–L GV–CPDB–L GV–CPX–L GV–CPXB–L GV–CPK–L GV–CPKB–L GV–CPG–L GV–CPGB–L GV–CPP–L GV–CPPB–L GV–CPH–L GV–CPHB–L
GV– CPX–L1 – 20.05 – N2 – SV4 GV–CPHB–L3 – 18.36 – P2.96 – PC2.950 – N2 – SV4
NAK80
37–43HRC 38–42HRC 48–52HRC 58–60HRC 37–43HRC 38–42HRC 48–52HRC 58–60HRC
DH2F
–0.01 –0.02
SKD61 SKH51 NAK80
Delivery Quotation
DH2F
0 –0.005
SKD61 SKH51
Part Number – L – P – DC (DCX) PC (PCX)
– N – SV (SVC) – (KC/WKC … etc.)
Alterations
GV–CPH –L3 – 18.36 – DCX – N2 – SVC – WKC1.5 GV–CPHB–L3– 18.36 – P2.96 – PCX – N2 – SVC – WKC1.48
D a 0.5– 0.9 0.50– 0.99 (D or P) –0.1 0.05 1 – 2.5 1.00– 2.49 (D or P) –0.2 0.10 3 – 4 2.50– 3.99 (D or P) –0.4 0.20 4.5 / 5 4.00– 4.99 (D or P) –0.6 0.30 6 – 13 5.00–12.99 (D or P) –1.0 0.50 P d
Alteration details D P.323
Alterations Code
Spec.
Alterations Code
Spec.
Head diameter change HC = 0.1mm increments E (D or P) ≦ HC < H E In relation to the head diameter tolerance, alteration may create a straight piece with little diameter difference between the head and shaft.
＋
＋
0.5
0.2
2
0 SV
0 N
HC
About Designation Unit for Key Flat Cutting
R ≦ 0.3
Single flat cutting (D or P)/2 ≦ KC < H/2 (D or P) ≧ 0.6
KC
Head diameter change (precision) HCC = 0.1mm increments E (D or P) + 0.5 ≦ HCC ＜ H–0.3, (D or P) ≧ 0.6
0 － 0.01 KC
HCC
(1) To align the key flat
with the shaft diameter
Unit of designation Shaft Diameter (D) selection 0.05mm increments possible Shaft Diameter (P) designation 0.005mm increments possible
0 － 0.02
• Shaft diameter (D) selection D TC 0.5 ≦ D ＜ 0.8 2.0 ≦ TC ＜ 4.0 0.8 ≦ D ≦ 13 1.5 ≦ TC ＜ 4.0 • Shaft diameter (P) designation P TC 0.50 ≦ P ＜ 0.80 2.0 ≦ TC ＜ 4.0 0.80 ≦ P ≦ 12.99 1.5 ≦ TC ＜ 4.0
T ＝ 4
Head thickness change TC = 0.1mm increments (Dimension L remains unchanged) E 4–TC ≦ Lmax.–L
＋ 0.02 0
L
E When (D or P) –0.01
–0.02 Shaft diameter selection: DC designation not available. DC = D Shaft diameter designation: PC designation not available. PC = P
0
TC
TC
－ 0.02
4
Two flats cutting (D or P)/2 ≦ WKC < H/2 (D or P) ≧ 0.6
■ Shaft Diameter (D) Selection Type
WKC
Part Number
0 － 0.01 WKC
Relief under the head (No need for plate chamfering) Available when (D or P) ≧ 0.6
L 0.01mm increments
DC 0.005mm increments
N 0.1mm increments
SV 0.5mm increments
H
TRN
Type
D
GV–CPX–L GV–CPH–L GV–CPN–L (D ≧ 0.8) GV–CPF–L (D ≧ 0.8) GV–CPD–L GV–CPX–L GV–CPK–L (D ≧ 0.8) GV–CPG–L (D ≧ 0.8) GV–CPP–L GV–CPH–L
Numbering at the back part of the head Range of designation and Designation method D P.324 E Available when H ≧ 2 Process the SV part till the head end face. E Only available for GV–CPN–L/GV–CPK–L GV–CPNB–L/GV–CPKB–L when (D or P) ≧ 2 E (D or P) ＜ 1 c L = Applicable until 60 E When used concurrently with key flat cutting, SVC processing is done perpendicularly to the key flat surface.
(2) To designate arbitrary key flat dimensions Unit of designation 0.1mm
0.5 0.6 0.7 0.8 0.9 1 1.2 1.5
15.00–60.00
2
A15
NHC
8
Varied width parallel flats cutting (D or P)/2 ≦ KAC ＜ H/2 KBC = 0.1mm increments only (D or P) ≧ 0.6 KAC ＜ KBC ＜ H/2
KAC KBC
3
0.3–10.0
2.0–50.0
0 － 0.01 0 － 0.01
KBC
15.00–100.00
(D–0.08) ≦ DC ≦ D E When D –0.01 –0.02 DC not available
SVC
L– (2 + SV + N) ≧ 10
KAC
SVC
2
4 5 6 7 8 9
2.5
3
■ Features For molds using resin that generates gas easily, this core pin has the effect of releasing gas from the inside of the cavity through the core pin clearance.
E When DC = D,
3.5
designation of DCX
4
4.5 5
Example
15.00–120.00
0.5–15.0
2.0–60.0
6 7 8
10 11 15 18
1. Assemble at the surface of product to release gas. 2. Assemble in the place where the gas gathers in the runner part, and release gas.
L– (2 + SV + N) ≧ 10
10
13 ■ Shaft Diameter (P) Designation Type
Gas is released from the clearance. Please set clearance to include the way of gas-flow according to resin and molding condition (Designate on DC/PC). ※ Gas flow Gas is released from the clearance. Please set clearance to include the way of gas-flow according to resin and molding condition (Designate on DC/PC). ※ Gas flow
0.01mm increments
Part Number
PC 0.005mm increments
N 0.1mm increments
SV 0.5mm increments
H
Molding products
Molding products
Type
No.
L
P
GV–CPXB–L GV–CPHB–L GV–CPNB–L (P ≧ 0.80) GV–CPFB–L (P ≧ 0.80) GV–CPDB–L GV–CPXB–L GV–CPKB–L (P ≧ 0.80) GV–CPGB–L (P ≧ 0.80) GV–CPPB–L GV–CPHB–L
0.6
0.50– 0.59 0.60– 0.99 1.00– 1.49 1.50– 1.99 2.00– 2.49 2.50– 2.99 3.00– 3.49 3.50– 3.99 4.00– 4.49 4.50– 4.99 5.00– 5.99 6.00– 6.99 7.00– 7.99 8.00– 9.99 10.00–12.99
3
1
1.5
15.00–100.00
0.3–10.0
2.0–50.0
2
4 5 6 7 8 9
(P–0.08) ≦ PC ≦ P E When P –0.01 –0.02 PC not available E When PC = P, designation of PCX
L– (2 + SV + N) ≧ 10
2.5
3
3.5
4
4.5
5 6 7 8
15.00–120.00
0.5–15.0
2.0–60.0
10 11 15 18
Please use SVC alteration when processing plate by wire cutting. ＜ Alteration SVC ＞
＜ Alteration WKC ＞
Please use SVC alteration when processing plate by wire cutting. ＜ Alteration SVC ＞
＜ Alteration WKC ＞
L– (2 + SV + N) ≧ 10
10 13
463
464
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