EXTRA PRECISION STRAIGHT EJECTOR PINS · V The heads of extra precision straight ejector pins are...
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65 66 Straight Ejector Pins High Speed Steel SKH51 equivalent 4mm head EXTRA PRECISION STRAIGHT EJECTOR PINS －P DIMENSION DESIGNATION・L DIMENSION SELECTION TYPE／L DIMENSION DESIGNATION TYPE／L・P DIMENSION DESIGNATION TYPE－ Alteration details X P.53 Alterations Code Spec. 1Code Alterations Code Spec. 1Code VKC －0.02 0 VKC Precision single flat cutting P/2≦VKC＜H/2 0 HC H －0.3 HC HC＝0.1mm increments V P＋1≦HC＜H, P≧1.5 VWC 0 －0.02 VWC Precision two flats cutting P/2≦VWC＜H/2 －0.02 0 HCC H HCC HCC＝0.1mm increments V P＋1≦HCC＜H－0.3, P≧1.5 KC －0.1 0 KC Single flat cutting P/2≦KC＜H/2 －0.02 4 TC 0 TC TC＝0.1mm increments V 2.0≦TC＜4,P≧1.5 V 4－TC≦Lmax.－L EPV－G W Dimension L becomes shorter by (4-TC). EPV－L, EPVB W (Dimension L remains unchanged.) WKC 0 －0.1 WKC Two flats cutting P/2≦WKC＜H/2 TRN Relief under the head V Available when P≧0.6 KAC －0.1 KBC 0 KAC KBC Varied width parallel flats cutting P/2≦KAC＜H/2 KBC＝0.1mm increments only KAC＜KBC＜H/2 217 NHC Numbering on the head How to order X P.54 V Available when H≧2 U Combination with SKC not available. RKC RKC －0.1 0 RKC Two flats (right angled) cutting P/2≦RKC＜H/2 2 1 3 NHN Automatic sequential numbering on the head How to order X P.54 V Available when H≧2 U Combination with SKC not available. DKC DKC DKC 0 －0.1 DKC Three flats cutting P/2≦DKC＜H/2 L 0.2 GL TMC Lapping on the tip face V Available when P≧0.6 V Available when EPV－L・EPVB SKC －0.1 SKC 0 SKC Four flats cutting P/2≦SKC＜H/2 L LKC Changes L dimension tolerance. L ＋0.01 0 W ＋0.005 0 (L designation in 0.005mm increments possible) V Available when 1.5≦P≦5 V Available when EPV－L・EPVB ±0.5 KGC AG° KGC 0° 0 －0.1 KGC Two flats (angled) cutting P/2≦KGC＜H/2 AG＝1°increments 0＜AG＜360 P PKC Shaft diameter tolerance alteration (range alteration) P 0 －0.002 W －0.001 －0.003 KTC 120° 120° －0.1 120° 0 KTC Three flats cutting at 120° P/2≦KTC＜H/2 Part Number － L － P － (KC・WKC…etc.) EPV－L 2 － 150.00 － KC1.5 About Designation Unit for Key Flat Cutting (1)To align the key flat with the shaft diameter Unit of designation EPV－G・EPVB 0.0005mm increments possible EPV－L 0.05mm increments possible (2)To designate arbitrary key flat dimensions Unit of designation 0.1mm ■P Dimension Designation・L Dimension Selection Type H T Part Number L P 0.001mm increments Type No. 2 4 EPV－G 0.4 60 0.300～0.399 3 0.5 60 100 0.400～0.499 0.6 0.500～0.599 0.7 0.600～0.699 0.8 0.700～0.799 0.9 60 100 150 0.800～0.899 1 0.900～0.999 1.5 1.000～1.499 4 2 100 150 1.500～1.999 5 2.5 2.000～2.499 6 3 2.500～2.999 7 3.5 3.000～3.499 4 3.500～3.999 8 4.5 4.000～4.499 5 4.500～4.999 V The figure for H dimension is 2 when P＜0.4. ■L・P Dimension Designation Type H T Part Number L 0.01mm increments P 0.001mm increments Type No. 2 4 EPVB 0.4 20.00～ 60.00 0.300～0.399 3 0.5 30.00～100.00 0.400～0.499 0.6 0.500～0.599 0.7 0.600～0.699 0.8 0.700～0.799 0.9 50.00～150.00 0.800～0.899 1 0.900～0.999 1.5 1.000～1.499 4 2 1.500～1.999 5 2.5 2.000～2.499 6 3 2.500～2.999 7 3.5 3.000～3.499 4 3.500～3.999 8 4.5 4.000～4.499 5 4.500～4.999 V The figure for H dimension is 2 when P＜0.4. ■L Dimension Designation Type H T Part Number L 0.01mm increments Type P 2 4 EPV－L *0.3 20.00～ 60.00 *0.4 3 0.5 30.00～100.00 0.6 0.7 0.8 50.00～150.00 0.9 1 1.5 4 2 5 2.5 6 3 7 3.5 4 8 4.5 5 V *The figure for H dimension is 2 for P dimensions 0.3 or 0.4. Part Number － L － P EPV－G 2 － 150 － P1.725 EPV－L 2 － 150.00 L P L・P dimension designation type L P L dimension designation type L P P dimension designation・ L dimension selection type High Speed Steel SKH51 equivalent Part Number Head thickness T L T P Tip Face Roughness EPV－G (P dimension designation・L dimension selection type) 4mm(T4) ＋5 ＋0.1 0 －0.002 － EPV－L (L dimension designation type) ＋0.01 0 1.0 G EPVB (L・P dimension designation type) T＝4 x1 P 0 －0.002 H 0 L 0 －0.3 －0.02 R≦0.5 （P≦2 R≦0.3） b1(Range of guaranteed shaft diameter precision) V The heads of extra precision straight ejector pins are not annealed in order to guarantee precision. Use a construction that supports sliding and does not readily apply a load to the flange of the ejector pin, such as by using a precision ejector guide pin&bushing. Range of guaranteed shaft diameter precision (Details X P.1301) P x1 max. 0.3～0.799 10 0.8～5 30 R SKH51 equivalent Q 58～60HRC Range of guaranteed base material hardness (Details X P.1303) Applied with overall quenching (Head without annealing) Quotation Quotation Quotation Quotation Quotation Quotation Quotation Quotation Quotation Quotation V Non JIS material definition is listed on P.1351 - 1352
Transcript of EXTRA PRECISION STRAIGHT EJECTOR PINS · V The heads of extra precision straight ejector pins are...
65 66
Straight Ejector Pins
High Speed SteelSKH51 equivalent
4mm headEXTRA PRECISION STRAIGHT EJECTOR PINS－P DIMENSION DESIGNATION・L DIMENSION SELECTION TYPE／L DIMENSION DESIGNATION TYPE／L・P DIMENSION DESIGNATION TYPE－
Alteration details X P.53
Alterations Code Spec. 1Code Alterations Code Spec. 1Code
VKC －0.020 VKC
Precision single flat cuttingP/2≦VKC＜H/2
0HC
H －0.
3
HC HC＝0.1mm incrementsV P＋1≦HC＜H, P≧1.5
VWC0
－0.02VWC
Precision two flats cuttingP/2≦VWC＜H/2
－0.
020
HCC
H HCC HCC＝0.1mm incrementsV P＋1≦HCC＜H－0.3, P≧1.5
KC－0.10 KC Single flat cutting
P/2≦KC＜H/2 －0.02
4
TC0 TC
TC＝0.1mm incrementsV 2.0≦TC＜4,P≧1.5 V 4－TC≦Lmax.－LEPV－G W Dimension L becomes shorter by (4-TC).EPV－L, EPVB W (Dimension L remains unchanged.)
WKC0－0.1
WKC Two flats cuttingP/2≦WKC＜H/2 TRN Relief under the head
V Available when P≧0.6
KAC －0.1KBC0
KACKBC
Varied width parallel flats cuttingP/2≦KAC＜H/2KBC＝0.1mm increments onlyKAC＜KBC＜H/2
217 NHC
Numbering on the headHow to order X P.54V Available when H≧2U Combination with SKC not available.
RKC
RKC －0.10 RKC
Two flats (right angled) cuttingP/2≦RKC＜H/2
21 3 NHN
Automatic sequential numbering on the headHow to order X P.54V Available when H≧2U Combination with SKC not available.
DKC
DKC
DKC0－0.1
DKC Three flats cuttingP/2≦DKC＜H/2
L 0.2GL
TMCLapping on the tip faceV Available when P≧0.6V Available when EPV－L・EPVB
SKC
－0.1SKC0 SKC Four flats cutting
P/2≦SKC＜H/2 L
LKC
Changes L dimension tolerance.L ＋0.01
0 W＋0.005 0 (L designation in 0.005mm increments possible)
V Available when 1.5≦P≦5V Available when EPV－L・EPVB
±0.5
KGC
AG°
KGC0°0－0.1
KGC
Two flats (angled) cuttingP/2≦KGC＜H/2AG＝1°increments0＜AG＜360
P PKCShaft diameter tolerance alteration (range alteration)
P 0－0.002 W －0.001
－0.003
KTC120°
120°
－0.1
120°0
KTCThree flats cuttingat 120°P/2≦KTC＜H/2
Part Number － L － P － (KC・WKC…etc.)
EPV－L 2 － 150.00 － KC1.5
About Designation Unit for Key Flat Cutting
(1) To align the key flat with the shaft diameter
Unit of designationEPV－G・EPVB0.0005mm increments possible
EPV－L0.05mm increments possible
(2) To designate arbitrary key flat dimensions
Unit of designation 0.1mm
■P Dimension Designation・L Dimension Selection Type
H TPart Number
L P0.001mm incrementsType No.
2
4 EPV－G
0.4 60 0.300～0.399
3
0.5
60 100
0.400～0.4990.6 0.500～0.5990.7 0.600～0.6990.8 0.700～0.7990.9
60 100 1500.800～0.899
1 0.900～0.9991.5 1.000～1.499
4 2
100 150
1.500～1.9995 2.5 2.000～2.4996 3 2.500～2.999
73.5 3.000～3.4994 3.500～3.999
84.5 4.000～4.4995 4.500～4.999
V The figure for H dimension is 2 when P＜0.4.
■L・P Dimension Designation Type
H TPart Number L
0.01mm incrementsP
0.001mm incrementsType No.2
4 EPVB
0.4 20.00～ 60.00 0.300～0.399
3
0.5
30.00～100.00
0.400～0.4990.6 0.500～0.5990.7 0.600～0.6990.8 0.700～0.7990.9
50.00～150.00
0.800～0.8991 0.900～0.999
1.5 1.000～1.4994 2 1.500～1.9995 2.5 2.000～2.4996 3 2.500～2.999
73.5 3.000～3.4994 3.500～3.999
84.5 4.000～4.4995 4.500～4.999
V The figure for H dimension is 2 when P＜0.4.
■L Dimension Designation Type
H TPart Number L
0.01mm incrementsType P
2
4 EPV－L
*0.320.00～ 60.00
*0.4
3
0.530.00～100.000.6
0.70.8
50.00～150.00
0.911.5
4 25 2.56 3
73.54
84.55
V *The figure for H dimension is 2 for P dimensions 0.3 or 0.4.
Part Number － L － PEPV－G 2 － 150 － P1.725EPV－L 2 － 150.00
L
P
L・P dimension designation type
L
P
L dimension designation type
L
P
P dimension designation・L dimension selection type
High Speed SteelSKH51
equivalent
Part Number Head thickness T L T P Tip Face Roughness
EPV－G (P dimension designation・L dimension selection type)
4mm(T4)
＋5＋0.1
0－0.002
－
EPV－L (L dimension designation type)＋0.01 0
1.0GEPVB (L・P dimension designation type)
T＝4
x1
P 0－0.002
H
0
L
0
－0.
3
－0.02
R≦0.5 （P≦2 R≦0.3）
b1(Range of guaranteed shaft diameter precision)
V �The heads of extra precision straight ejector pins are not annealed in order to guarantee precision. Use a construction that supports sliding and does not readily apply a load to the flange of the ejector pin, such as by using a precision ejector guide pin&bushing.
Range of guaranteed shaft diameter precision (Details X P.1301)
P x1 max.
0.3～0.799 10
0.8～5 30
R SKH51 equivalentQ 58～60HRC
Range of guaranteed base material hardness (Details X P.1303)Applied with overall quenching(Head without annealing)
QuotationQuotation
QuotationQuotation
QuotationQuotation
Quo
tati
on
Quo
tati
on
Quo
tati
on
Quo
tati
on
V Non JIS material definition is listed on P.1351 - 1352
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