Nitto Kohki AMB-0307, Instruction Manual

Page: 9 / 14

8
6-10. How To Chamfer Outer Diameter
WARNING
Be sure to remove the air hose beforehand
w h e n e v e r t h e a c c e s s o r i e s a r e a t t a c h e d o r
removed.
The tool can be used on the workpieces at the
minimum diameter of 300mm by adjusting dimension
A of both Hex. Socket Set Screws (8 × 25 special) ①
in either direction. (Fig. 17)
Remember that this operation requires the workpieces
of at least 12mm length. (Fig. 18)
(1) In the case of constant R (Circle), install two Hex.
Socket Set Screws (8 × 25 special) ① on plate B
and tighten with Hex. Nuts. Make sure that the
dimension A of the left and the right screws are
equal.
(2) In the case of variable R (Oval), remove one of the
two Hex. Socket Set Screws (8 × 25 special) ① .
●
Remember that chamfering level changes depending
on the radii in this case.
Hex.Socket Set Screw
8×25 special ①
Hex.Nut M8 ①
A
A
Ball Shape
Plate B
Fig. 17
BE
VE
LE
R
AMB
-07
MO
DE
L
NIT
TO
KO
HK
I
MA
DE
INJA
PA
N
MI
NI
Plate B
Min.12
Min. 300
Fig. 18
7. HOW TO REPLACE INDEXABLE INSERT
WARNING
●
Always turn off the air supply and disconnect
the air supply hose.
●
Bear in mind that Indexable Insert and holder are
much heated right after the operation.
(1) Loosen the Hex. Socket Head Cap Screw
①
of the
Head
②
(Fig. 19).
(2) While pulling the Stopper
③
remove the Head
②
.
(3) Unscrew the Indexable Insert Set Screw
⑤
with
the Spanner
④
and remove the Indexable Insert.
(4) Install a new Indexable Insert (or changing the side
of Indexable Insert) paying attention to its shape.
(5) While keep pulling the Stopper
③
, install the Head
②
on the body.
(6) Firmly install the Head
②
on the end of Eccentric
Ring
⑦
without making any clearance and tighten
the Hex. Socket Head Cap Screw
①
.
●
Spanner T-15D (TQ01683) is available as optional
accessory so that the Indexable Insert Set Screw
⑤
can be removed efficiently.
MI
NI
BEVERER
AMB
-07
MOD
EL NITT
OK
OHKI
MAD
EINJ
APA
N
Stopper ③
Hex.Socket Head
Cap Screw ①
Head ②
Indexable Insert Set Screw ⑤
Spanner ④
Indexable Insert
Eccentric Ring ⑦
Fig. 19