Grizzly G9249 Lathe User Manual


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<.'). &'m(,7Zai9g^kZ<Ve7ZYAVi]Z
Threading Operation
To cut threads:
1. HZi i]Z XdbedjcY gZhi id i]Z Veegdeg^ViZ
Vc\aZ [dgi]Z i]gZVYndj lVciid Xji#;dg V
Jc^[^ZYCVi^dcVaHZg^ZhJC;i]gZVY!i]^h^h
'.§d[[d[kZgi^XVaidi]Zhe^cYaZVm^h#
2. >[i]Zi]gZVYY^VaFigure 58 ^hcdiZc\V\ZY
l^i]i]ZaZVYhXgZl!jhZV*bb]ZmlgZcX]
id addhZc i]Z i]gZVY Y^Va VcY gdiViZ ^i id
Zc\V\Zi]ZaZVYhXgZl!i]Zci^\]iZci]ZY^Va#
6. DcXZndjVgZXdc[^YZcii]ZhZii^c\hVgZXdg"
gZXi!Y^hZc\V\Zi]Z]Va[cjiVcYijgcOFFi]Z
he^cYaZ#
7. :mVb^cZ i]Z i]gZVY Y^Va X]Vgi hZZ Figure
59 id YZiZgb^cZ l]^X] cjbWZgh dc i]Z
i]gZVYY^Val^aaZc\V\Zi]Z]Va[cji#
Note: To maintain accuracy and consis-
tency, engage the half nut on the same mark
on each pass. Failure to start on the same
number each time may lead to cutting off the
thread made in the previous pass#
3. HZaZXi i]Z GEBndj lVci id jhZ#6 hadlZg
GEBl^aa\^kZndjbdgZi^bZidgZVXi!ZheZ"
X^Vaan ^[ i]gZVY^c\ dkZg V h]dgi Y^hiVcXZ dg
i]gZVY^c\jeidVh]djaYZg#
4. :mVb^cZi]Zi]gZVYX]Vgih^cX]dgbZig^Xdc
Page 41VcYhZii]Z[ZZYgViZVhZmeaV^cZY
dcPage 37#
5. IjgcONi]Zhe^cYaZidkZg^[nhZii^c\h#8]ZX`
idhZZi]Vii]ZaZVYhXgZl^hijgc^c\VcYkZg^[n
i]Vii]ZXVgg^V\ZbdkZh^ci]ZXdggZXiY^gZX"
i^dcWnZc\V\^c\i]Z]Va[cjiaZkZgh]dlc^c
Figure 58#
Figure 58.I]gZVYY^VaVcY]Va["cjiaZkZg#
I]gZVY9^Va
=Va["CjiAZkZg
INDICATOR TABLE
T.P.I. SCALE T.P.I. SCALE
) &¶) '( &
)
1
$2
') &¶-
)
3
$4 '+ &dg(
&¶)'-&*
&¶)('*
1
$2
&¶)(+&dg(+
&dg((-+
1
$2
, & )% &¶-
- &¶- )) &¶)
. & )+ &dg(
.
1
$2
)- &¶-
&% &dg( *' &¶)
&& & *+ &¶-
&&
1
$2 +) &¶-
&' &¶) ,' &¶-
&( & ,+ &")
&) &dg( -% &¶-
&+ &¶- -- &"-
&- &dg( .' &¶)
&. & .+ &¶-
'% &¶) &%) &¶-
'' &dg( &&' &¶-
A:69H8G:LE>I8=-I#E#>#
Figure 59.I]gZVYY^VaiVWaZ#
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