ALTERATION GUIDE FOR FREE FLANGE–POSITION EJECTOR PINS
■ Alteration guide for Rectangular Ejector Pins with Free Flange-position
■ Alteration guide for Free Flange–position Ejector Pins
Applicable Products Free Flange– position Ejector Pins
Applicable Products
Items
Code
Contents
Items
Code
Contents
Alterations
Alterations
Precision key flat cutting (angled)
D dimension change
Changes the D dimension. Range of designation 0.1mm increments Unit of designation P – 1 ≦ DC ＜ D and DC ≧ 1.5 E Available for L / P Dimension designation type only E Only available combination is with HC / TC
Changes the flat position (standard: 0°) clockwise in 1° increments. Range of designation 0 ≦ VAK ＜ 360 Unit of designation 45° increments Designation method θ＝ 0° c VAK0 , θ＝ 45° c VAK45 X Combination with KSA/WSA not available Adds two parallel flats at the standard (0°) position, or at the designated angle. C lockwise in 45° increments from the standard position. Range of designation 0 ≦ VAW ＜ 360 Unit of designation 45°increments Designation method θ＝ 0° c VAW0 、θ＝ 45° c VAW45 X Combination with KSA/WSA not available
0 °
0 °
D dimension change
VAK
DC
270 °
90°
180°
Precision key flat cutting (angled)
Key flat cutting
0 °
0 °
Single flat cutting Range of designation D/2 ＋ 0.1 ≦ KC ＜ H/2
KC
VAW
－ 0.1 0
270°
90°
KC
180°
Key flat cutting
Head alteration
Key flat cutting (angled) 0 °
WKC Two parallel flats cutting
Adds a flat at the standard (0°) position and another at the designated angle (clockwise in 1° increments from the standard position), so that two flats are added totally. Range of designation 0 ＜ KGA ＜ 360 Unit of designation 1° increments Designation method θ＝ 135° c KGA135
Range of designation D/2 ＋ 0.1 ≦ WKC ＜ H/2
－ 0.1 WKC 0
KGA
90 °
270 °
Key flat cutting
Varied width two parallel flats cutting Range of designation D/2 ＋ 0.1 ≦ KAC KAC ＜ KBC ＜ H/2
KAC KBC
180 °
Free Flange– position Ejector Pins
Key flat cutting (angled)
－ 0.1 0
－ 0.1 0
Adds a flat at the standard (0°) position and another at the designated angle (clockwise in 1° increments from the standard position), so that two flats are added totally. E Please note that standard position 0° is different from other alterations as per the drawing on the left. Range of designation 0 ＜ KGD ＜ 360 Unit of designation 1° increments Designation method θ＝ 135° c KGD135
KAC
KBC
90 °
KGD
Key flat cutting
0 °
180 °
RKC Right angled two flats cutting
D/2
Range of designation D/2 ＋ 0.1 ≦ RKC ＜ H/2
－ 0.1 0
Free Flange– position
270 °
RKC
Shoulder cutting (1 plate)
＊ Except tip process- ing
Performs shoulder cutting (1 plate) on the shaft diameter (D). Range of designation W/2 ＋ 0.1 ≦ KSA ≦ D/2 – 0.1 E Available when D ≧ 1.5 Unit of designation 0.1mm increments Designation method KSA5.3 E When combined with key flat cutting 0° designation, KSA processing takes precedence. Performs shoulder cutting (2 parallel plates) on the shaft diameter (D). Range of designation W/2 ＋ 0.1 ≦ WSA ≦ D/2 – 0.1 E Available when D ≧ 1.5 Unit of designation 0.1mm increments Designation method WSA6.2 E When combined with key flat cutting 0° designation, WSA processing takes precedence.
Key flat cutting
DKC Three flats cutting
KSA
Rectangular Ejector Pins
Range of designation D/2 ＋ 0.1 ≦ DKC ＜ H/2
－ 0.1 DKC 0
DKC
Retention diameter change
Key flat cutting
Shoulder cutting (2 parallel plates)
SKC Four flats cutting
Range of designation D/2 ＋ 0.1 ≦ SKC ＜ H/2
－ 0.1 0
WSA
SKC
AG ° Key flat cutting (angled) ± 0.5
Adds a flat at the reference plane (0°), and another at the designated angle from there. Range of designation D/2 ＋ 0.1 ≦ KGC ＜ H/2 AG = 1° increments E 0 ＜ AG ＜ 360
KGC
0 °
C relief processing (2 points on top)
2 － CSW R
KGC
CSW, CSF: Range of designation W CSW, CSF 1.0 ≦ W < 1.5 0.3
C chamfering processing at 2 points on top (except tip) for relief is performed. Designation method CSW1–E25
Key flat cutting (angled)
CSW
120 ° 120 °
KTC Three flats cutting at 120°.
－ 0.1 0 120 °
Range of designation D/2 ＋ 0.1 ≦ KTC ＜ H/2
＋ 5 0
C processing range
0.5 1 1.5
P
KTC
E
N
W ≧ 1.5
Angle change
Changes the flat position (standard: 0°) clockwise in 1°increments. Range of designation 0 ＜ AKC ＜ 360 E No need to designate AKC0 E Key flat cutting position is (D/2 ＋ 0.1). Unit of designation 1° increments Designation method θ＝ 45° c AKC45
Key flat cutting (angled)
C relief processing (4 points) 4 － CSF R
90 °
AKC
E P ≧ 1.5 E CSW, CSF ＜ W/2 E = 1mm increments E 5 ≦ E ≦ (L – N) – 20
0 ° θ
0 °
180 °
C chamfering processing at 4 points (except tip) for relief is performed. Designation method CSF0.5–E30
（ D/2 ＋ 0.1 ） 0 － 0.1
CSF
270 °
Adds two parallel flats at the standard (0°) position, or at the designated angle. Moreover, changes the position clockwise in 1° increments. Range of designation 0 ≦ AWC ＜ 360 E Key flat cutting position is (D/2 ＋ 0.1). Unit of designation 1° increments Designation method θ = 0° c AWC0, θ = 45° c AWC45 Adds two flats at the standard (0°) position. Moreover, changes the position clockwise in 1° increments. Range of designation 0 ≦ ARC ＜ 360 E Key flat cutting position is (D/2 ＋ 0.1). Unit of designation 1° increments Designation method θ＝ 0° c ARC0, θ＝ 45° c ARC45 Adds three flats at the standard (0°) position, or at the designated angle. Moreover, changes the position clockwise in 1° increments. Range of designation 0 ≦ ADC ＜ 360 E Key flat cutting position is (D/2 ＋ 0.1). Unit of designation 1° increments Designation method θ＝ 0° c ADC0, θ＝ 45° c ADC45 Adds a flat at the standard (0°) position and another at the designated angle (clockwise in 1° increments from the standard position), so that two flats are added totally.
Key flat cutting (angled)
90 °
C processing range
＋ 5 0
AWC
P
θ 0 °
E
0 °
N
180 °
Head alteration
0 － 0.1
（ D/2 ＋ 0.1 ）
270 °
■ Alteration guide for Pusher Pins with Spring Guide Items Applicable Products Alterations
Key flat cutting (angled)
90 °
The tolerance of the key flat cutting width is 0 – 0.1 .
ARC
θ 0 ° 0 － 0.1
Code
Contents
0 °
180 °
（ D/2 ＋ 0.1 ）
270 °
Free Flange– position Ejector Pins
Performs C chamfering on the tip. Range of designation CX = 0.1mm increments E 0.3 ≦ CX ≦ 0.5
CX ± 0.1
Key flat cutting (angled)
90 °
ADC
CX
θ 0 °
180 °
0 °
E Available for B – CX ≧ 10
B
0 － 0.1 270 °
（ D/2 ＋ 0.1 ）
Pusher Pins with Spring Guide
with Tip Process
L
Designation method CX 0.3
Tip process
Key flat cutting (angled)
SR
90 θ °
Finishes the tip in spherical shape (SR). Range of designation SR = P/2
KGA
Range of designation 0 ＜ KGA ＜ 360 E Key flat cutting position is (D/2 ＋ 0.1). Unit of designation 1° increments Designation method θ＝ 135° c KGA135
180 °
0 ° 0 － 0.1
SR
（ D/2 ＋ 0.1 ）
270 °
E Available for B – P/2 ≧ 10
B
Adds a flat at the standard (0°) position and another at the designated angle (clockwise in 1° increments from the standard position), so that two flats are added totally. E Please note that standard position 0° is upper surface which is different from other alterations.
Designation method SR
Key flat cutting (angled)
L
0 °
KGB
θ
90 °
270 °
Range of designation 0 ＜ KGB ＜ 360 E Key flat cutting position is (D/2 ＋ 0.1). Unit of designation 1° increments Designation method θ＝ 135° c KGB135
180 °
Without key flat cutting
Without key flat cutting E Available for tip shapes 6A / 9A / 11A / 12A / 13A / 30A E Only available combination is with HC / TC
NKC
Changes head diameter
Changes the head diameter. Range of designation P + 1 ≦ HC ＜ H Unit of designation 0.1mm increments Designation method HC6.5 Changes the head diameter. (Precision) Range of designation D ＋ 1 ≦ HCC ＜ H – 0.3 ， D ≧ 1.5 Unit of designation 0.1mm increments Designation method HCC6.2 Changes the head thickness. Range of designation 2.0 ≦ TC ≦ 10 and TC ≦ (L – 10) or (N – 10) or (F – 10) (Dimensions L, N and S remains unchanged)
HC
Free Flange– position Ejector Pins
Changes the head diameter (Precision)
HCC
Changes head thickness
TC
TC － 0.02 0
S
145
146
4
E Note that designating (H/2 – 0.15) or more for key flat cutting alteration will create hardly any flat on the head.
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