OUTLINE OF ALTERATION GUIDE RAILS / CENTER RAILS
Alteration
Code
Spec.
Alterations
Code
Details
M ＋ 1
For 2 holes
Apply hole boring to ball plungers for positioning. ※ BP selection ※ BPA/BPB/BPC Range of designation W BP BPM BPA BPB
Process 2 places of tapping (both ends) for removal.
※ ℓ = M × 2
BPC BT
MC is automatically decided according to the dimension, so dimension designation is unnecessary.
BP4 (M4) BP5 (M5) BP6 (M6) BP4 (M4) BP5 (M5) BP6 (M6) BP5 (M5) BP6 (M6) BP8 (M8)
M (Coarse thread)
10 12.5
For 2 holes
BP4 M4 A + 8 ≦ BPA ≦ B–8 B + 8 ≦ BPB ≦ C–8 C + 8 ≦ BPC ≦ L–8
2-M (Dismounting tap)
E 3 holes 4 holes For 3 holes or 4 holes, process tapping on the bolt holes (d 2 ) of both ends. E Applicable to W10 – 25 W T d 1 d 2 M 10 10 ≦ T ≦ 15 8 4.5 M5 12.5 10 ≦ T ≦ 20 8 4.5 15 10 ≦ T ≦ 25 9.5 5.5 M6 20 15 ≦ T ≦ 24 11 6.5 M8 25 ≦ T ≦ 30 14 9 M10 25 20 ≦ T ≦ 35 14 9
For 3 holes
BP5 M5 A + 10 ≦ BPA ≦ B–10 B + 10 ≦ BPB ≦ C–10 C + 10 ≦ BPC ≦ L–10
15
M 2
BT ≧
+ 2
A
MC
BPA
E Designate BPA
B
M 2
20 25
BT ≦ T–
–2
BP6 M6
For 3 holes
2-M (Dismounting tap)
A + 12 ≦ BPA ≦ B–12 B + 12 ≦ BPB ≦ C–12 C + 12 ≦ BPC ≦ L–12
30 35 40
For 4 holes
BP
BP8 (M8) BP8 M8
A
BPA
E D esignate either BPA or BPB
B
Unit of designation ① BP = Select from the table above (M) ② BPA, BPB, BPC = 1mm increments ③ BT = 1mm increments
BPB
C
2-M (Dismounting tap)
For 4 holes
PartNumber–T–L–A–B–C–D–MC GRSF–4H10 – 10 – 100 – A6.0 – B16.0 – C26.0 – D36.0 – MC
Quotation
E Note that only one place of ball plunger can be designated. • For 2 holes, please designate BPA. • For 3 holes, please designate either BPA or BPB. • For 4 holes, please designate one of BPA, BPB or BPC. X Combination with KP not available
A
BPA
B
BPB
Alterations
Code
Details
C
BPC
D
For 2 holes
2 － CC ± 0.2
E Designate either BPA, BPB or BPC
PartNumber– T – L – A – B – C – D – BP –BP(A–C) – BT GRSF–4H10 – 10 – 100 – A6.0 – B16.0 – C26.0 – D36.0 – BP4 – BPA14 – BT4
Quotation
For mounting, C chamfering is processed.
A
Alteration
Code
Spec.
※ Possible to reduce the cavity insert pocket process and maintain precision. CC = Selection (CC5/CC6/CC9/CC11/CC13) 2 holes CC ≦ A−d 1 /2 and CC ≦ (L−B)−d 1 /2 3 holes CC ≦ A−d 1 /2 and CC ≦ (L−C)−d 1 /2 4 holes CC ≦ A−d 1 /2 and CC ≦ (L−D)−d 1 /2
B
For 3 holes
K ＋ 0.5
Apply two dowel hole borings for positioning. 1mm increments = KA, KB, KC Number of bolt holes and KA, KB, KC are as follows. 2 holes 3 holes = KA, KB designation 4 holes = KA, KC designation E M Applicable to HPM2T equivalent E P itch tolerance of dowel hole KB–KA for 2 and 3 holes, KC–KA for 4 holes, (W– ω 1) is ± 0.02. Applicable size K KA KB KC W10 4 C + 8 ≦ KC ≦ D–8
For 2 holes
CC
A
CC (C size)
Applied groove R 4R ( φ 8 end milling) 5R ( φ 10 end milling) 8R ( φ 16 end milling) 10R ( φ 20 end milling) 12R ( φ 25 end milling)
B
C
5 6 9
K H7
A
（ KB － KA ） ± 0.02
KA
For 4 holes
KB
※ Kℓ = K × 2
B
11 13
For 3 holes
2 holes A + 8 ≦ KA ≦ KB–8 3 holes 4 holes A + 8 ≦ KA ≦ B–8 2 holes A + 10 ≦ KA ≦ KB–10 3 holes 4 holes A + 10 ≦ KA ≦ B–10 2 holes A + 12 ≦ KA ≦ KB–12 3 holes 4 holes A + 12 ≦ KA ≦ B–12
2 holes KA + 8 ≦ KB ≦ B–8 3 holes B + 8 ≦ KB ≦ C–8 2 holes KA + 10 ≦ KB ≦ B–10 3 holes B + 10 ≦ KB ≦ C–10 2 holes KA + 12 ≦ KB ≦ B–12 3 holes B + 12 ≦ KB ≦ C–12
KP
A
W12.5
B
C
A
+ 0.012 0
（ KB － KA ） ± 0.02
D
KA
KB
C + 10 ≦ KC ≦ D–10
W15 5
C
PartNumber–T–L–A–B–C–D–CC GRSF–4H10 – 20 – 100 – A6.0 – B16.0 – C26.0 – D36.0 – CC5
Quotation
W20 6
For 4 holes
W25
C + 12 ≦ KC ≦ D–12
8 + 0.015 0 W30 W35 W40 X Combination with BP not available
A
（ KC － KA ） ± 0.02
KA
KC
D
PartNumber– T – L – A – B – C – D –KA–KB– KC GRMF–4H10 – 10 – 100 – A6.0 – B16.0 – C26.0 – D36.0 – KA14 – KC34
Quotation
631
632
Powered by FlippingBook