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GENERAL POINTS ON
CENTRE LATHE PRACTICE
{I)
Cleon ond 01l)'OU' "'odIl".
of'......
(2)
WMn.holdln.
wo",
In. ,hud.•rlp .. ",ueh of ,h. ",,,.d.l .. poulbl•. If 'hln
flariiod wO<k
II
<0
be
h.ld•• 1' < •••
ppelt"<
<0
til. <001 ,h
b, I....
rtln••
d ...
01"
coli.. _ _
chud< _ , ond
wooi<
pi....
Tho PANu
<!'I.
1 __
_ _
~
f.':;'"
$tnInlna;
of
chudr.
<0 . - _
Is.....-I)' - . .
-
OJ
::::r...:;:
WpM
- .
ill •
dI.-jaw
chud<.. lJM •
1ooI.-Iaw
do"""
(~)
Do _
.w!".
off
job< ....
,h. Ioc:.pb'. withou, ""I.ndn.
:l
coun'........I.h..
~.~I-:;.O:':~~rrlab-:I.~~':'~':':h~~~:~~'~!~~';'l~~~':,:k":I~~w~~
unn-eosurr load .... bu,ln..
ond
a ..... 0..11.,. on ....... k wlnl ,.'nod.
(5)
~:~~:::.~~':"~~I~~t.o'::..~b'hand
(') _
-Jhinf; __
'-'7 . - . _
aUb_
"'ppon.
n.1s
Mlpo
.... chudr.·.IHofoc:cuno<J'_
_,-..oof
_.pplledto$jHftdla_
beann...
M
~~~~ I~n:=~, .d;;%~:'.:..n~~~n~,,~~:;~b~;:.I.;I';II~"~7d~:I~~~~il~;
opa,..
I<>n.
(I)
~
b.
=~
="*"
~:'I~
chudt. NO$<)' Kdclana """r
ld ....
Pl
s..
Uut .....
pIneI'"
do......
Is
~
",,1_......, _ _
OURIchM
.
(10)
~::r.,:~':c.~ndla
...,...
and _
...
11...- 1>aoI dean - . .
""",ntlnl d><K1u.
(II)
:hk·:./~;';,"I~~
••
~~~~,~/.~.:~.~. ~;."';,'J:,":Jhi:.~:,:tt~~h~:.~.d;::::.
and
,I,••
plo<;....
pl«a of
h",d wood ........
II.... bod. pull ,h. ,plndlo ..... nd
by
=~.~=.=J::::.~:..'i..:::.~~~~
.... load II ..b .. fn>m .... bodt.............
(12) "1_,.
dean
out ....
op;..:Ilo..,... -.I.....ro...
«fl.......
IU)
A ......
11
"",M. ....
, 1 10
",""""ock con". wl,h •
ton". .
pondln. """' ....
til.
front
f.co
of
,h. ,plnd'" """•
.",blol
lh. po<l,lon of Ioatlon fo' """n",,
'0 bo
m.ln••lnod .
(IC)
Do
no,
fo,.", ",••
,h.
~
..d.. ocl< con,,, (II•• COni'.) "'''''' ,,,n "0" .nd
'~ould
bo
,,,mod
In pOOl.1on when
<Ott«<"'" iI ..-....,.
(15)
&c.p<
b
oe<a<I......
omn...... taiiltodl ""'lui... .,...., 1ittI.....nticMo. ..
iI,
how·
_ . inlportan.
til..
Ia.
OIiI:lfIa/
0/XUr1o<)'
Is _ " ' " " ' .
Tho
li>IlowInI
pollia
wiR
_1n_InJ.....-asarr
tal
btod<
blcs:--
_
,umln. _
110
1IatnI" ..
I."'
,lItodl _, ..
='nb~·oc~~n;lIw:: j~I··'. :':.Id.~~, ~ ~.:':'
%"' :
~ul~ce~
=
... ny .wln. on • f.I,I,
1"1'".frill
no'''' uonce......, w,,"r
on
,~"
,Iidlnl barr.l.
Wh.n 'o,ninl be'wH" COn"". ,,!m.mbe' .h"
.~e
ull..ock
con,,"~
.. tho f,l«ion
01
til•
..,...<lnl
won.
pl«.
to ...
,lutl./ld .nd "''''' be kol"- !ob<la'od:
.1..,
,h..
whOll
wooi<
bolnl
""ned _
....'""'.
I< ""pand••• 1.1n. In..uod pr.......
to
tho _ ..... Ix...
0M0:k~,
won
f " -
at
P"'"-
dun... tho .u....
i I I. :r:"tlon.
.
~.~tb?'~~:,~I:'~
...
- ..=,",.,~~u:..
....
' =
~.:~no;: ~J:"w':t.~~ ~"":."''=
...
~ n:.:==
""ins ,omo.od.
(16) Wh.n .""inl .eor 'rain•. do
no, m••
~
,h. <h.nl. ",h••1t '00 ,llh<l,.
(17)
Alw.,. ,.",.mbo_ "'..
)'011'
ML7 UL'"
I. . . .Iu.b!. MlChln. Tool,
and
no
.1I"0rt
should
bo
.pO.....
to ...
;nt&ln
la q....
~"
and ICCUr1o<)'.
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