IPE 432 Machine Tools Sessional

Course No: IPE

49? N{ACHINtr TOOLS SESSIONAL EXPERII'IENT NO:

01

STUDY AND OPERATION OI? SURI?ACI' GRTNDING i\{ACI.IIN[ tO

StudenrNo:O

Ot2

Date of Pcrformance: Obj ective

tirc

22/O

Nanrc:

5/ll

4ashi AUe Alan RU-wan Date

1'

Sr.rbrl issi on

c:l1-lcrr nrerrt

'Tb ebwdA

bhe dlflerenb co7 ?onenDs Surlace Arlrdirr8 t{tachirta

o'P

GroLrp:

fp

221O'/il

bhdra opetahton

Fr-rnction of the machinc:

7; creebe Emoonh g'vfaoe oP vhe ilob

Typc ol grinding operation:

r(t

t\

Surrface Gr'indirt

Grinding

rvheel:

Main drive

Type

AlrOa

Grit size: Bonding nraterial:

nrotor:

Tyte: D Og HP: 2.t /2-B kN

,/

,\I 1\

..

V-

RPM (max): tSoo/ SOOO Size of tlre rab.te:

max'- SOOO rPa

(e 6S.bxZO)cn'

Length of longitudinal ancl cross nrovcnrcnr: Lon2g h/;di Height of vertical rnovenrent

22.6 cm

nal

cm

cross: Oa em

srvitch:

ri oP {ilbiuivh..Lu,b uhegrinding whee( reqluireA bo be fine jo?ttnal bearing \n su;,uch ensure. Wlis bA altblng beior4. Une whil'eSarbed irXi,rg ft;;;; bubo +.+i@n uibh rnerctlrq bo onil4>al bhe--bireujv uhe.n bl4e. tub oil Howdo the longitudinal arrd tlrccross lced rarrgcs are adjusred: *i(tad u,p "(-1i* eiuain --, strmD nvs brt6atfurdinal and vhe c.rosu fgg.d.., ranges qret-heig"v. adyusaZd a6 jusbabte nuasffifd vip do6 Function of mercury

When should the low and high rpm oFtlre r.vheel head be selected:

abrasive eurFaie-grinding hig rpm of vho t'^the-el he-ad oP uhp selenwd, uherT lor finish gnrrd;ttg operabi ort (o u, rP

For

uLreel

is

rs417t\pg Vo

be

sec-Aed.

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Course No:

IPn,432

Function of the w'heel dresset':

uheeJ a*l+t'' ahe relhaY 3nn$ieng ttJheel dresser is r,t6ei lro Pen lonEer oTeradon' Vrto grtnding Wheel gebs datl( durr'ztg

gj,Hf;:'il;:;'?o Pcrrrfs

reduce tue

itu

ven?ara,w"e

TF:

)Xtmter:

and p6 rerno{.

bhe &ie frovt *re urfae-

and cross nio'erllerli: Explain briefly the i-rydrar-rlic s1'stem lor iorlgitr"rclipal

Table

Adjus aable

NHD

Valve

6ip

CCA::.+rer.tS;

DoZ

Pisvon

Fl//id Fiz, tl|&rauli

-Tfro hsJrados6abent rho*\otLusrh

V,Pe

El$sfum tor lon}\budlnal movefrqD grlndlrr6 uheel 4,erazes aho )s seb by dte tengvh Svro4@ t?ngrh lirsD, one valtro is 7Pe.n. and

6f *e

6hu aWoke

rec\Toeabit1

adlrlsua blo nub arld scseN Au

FtljdPcPrrsha,sbhepkaon FtljdPcPrrsha,sbhepkaonivuonedirecvi ivuonedirecvion.IytPhisDadd on.IytPhisDaddlz lz ctoced &e













p^nps i,n GninOinS rnaehlne afe fuere?. Exldn bhera FAp* and f4nc?ione| ftout m^n6

Ane: fifieso

afo bh{ez pump

irt G.n'ndln

rnachine.

l. Tun ,Gearr Pump

Lubr\aaldnB oi{ in vo suep|6 -ased iournal bearir.B

Vhe

uheel

2. Vane pump

supply oit

bho h6draulic et6,linder far bot:h racrprocab)ng movlon oF Vhe urtteel and eross faed ol uhe uheel

O.Wtbrifuffl Pf{ne -'-

,'-,

t,

irt

', :.

,' 'oit

firom bhe.' oil purnping e:thAng ,€d, banU '3o' bhe> Urlfk Fiece tor uoling purpose r-rse-d' for'













,)

-2-

tf t-

--

coursc No:

,2-v +++ -5

wE!91 MACHINE TOOLS SESSIONAL EXPERIMENT NO: 02

Crotrp: /'" WzNan Alan Natttc: lashjOwg O6lo0l2 Studcnt No: Date of Subn.ti"io"' rc/o\/t4 Dare of performancc: ty/og/tl

er.ign*.nts

head shorvn in the laboratory (consider the nrilling nrachine and indexing

to conrPlete the assigntlcnts):

l.Draivsclrematicdiagranroftlrenrillingnracltineandlcvelthcfollorving parts:

a) Colurnrr @(r) b) raurc (12)

c)

r
(Wl d) Cross ,lia. o'. saddle e) grr ir cl pr;lt" $$-Q$) i) \lltitt tttrrttr' (4) s1 spindle

h)

i)

\z

j) 2.

O'"'erarm

(9) ($)

Speed g"u.uo*

(7)

Feed gearb ox ctc. (2O)

Whdt are the main spccifications of the milling machine? A.'Dimensions of tire table working surface'

Width: tO'5 Length: 3L

B.

Maximunt table travel, rlm.

Longitudinal: 63

Cross:

Vertical:

15 12

irfch

ineh













Coursc No: IPE E.

Nutrtber of sPeeds, rPrlt:

F.

Number of table leeds: Feeds mm/rrtin

t7@, n)nt 68

o- 1000

Longitudinal:

o- 100 o-1000

Cross:

Vertical:

H.

12, maaP

Power', kW:

1.

3. Id-cntifv diffcrcnt guidew rvs rnd

thcir locations in thc nlilling nr:rcltinc'

*)#ffi*" ity":rry1[?;ffi" $)Table

Location

Namc

^"â

-^gac

-6)Saadte-

DArOvAil GtLide. uaus Circular Gu\de tJotA

xnoe'

Arbour- arbour

?4

{. Shorr calculation for indcrittg

uP PqfP

--

tccth.

Sntl:'St-ilr

i.

Ntrnrbcr ol-tile roL.rtiolt ot-tirc cratlk hendlc

ii.

Nunrbcr of the holc

iii.

Number of holes required to compiete

i'

tite se lected circle of t6c i'cicx

indexine

platc 3l'{

6

68 bee2h i. Number of thc rotatiott of thc crank handle ii. Number of the fiole in tfie selected circle of the indcx platc €3q iii. Number of iroles rcquired to complete indexing ZO c) 10 d) 40 iv. Number of ,ecth of tlie change gears a) $O b) 30

Helical gear with tl.e helix angle of

700

5.

milling cuttcr ttsctl on Drarv and name the typcs of milling operations and vertical milling machinc. Whcn macttinc tools is callcd "Univcrsal"?

6.

What

ii

di'iding indexing? What arc t5e typcs of t5e setups of uni'crsal

heads. Describe them rvitlt necessarv skctches'

REFERENCE:

,u













/1,,

g
lrr















-a

Ansuor Spur Gear

ol b?-ebtl Av be cu7 e4 0o- of bepbh bn atorm uhe.e(-40 No. of reu- of inde-tc Crctnk, fl,'- 4A Ns.

,'

40

,6 '34

of robabicn of fua crcxnk hand{o: \ncJe-z platR-=34 (i) Alo, of hotz in tuz se-pcred eirc(e oP (ri;) ruo. cf hotes reqruire."J ao eo nploae fnde-xing :6 (r)

Alo

Helieat Qe.qr No. oI Aepbll bo be cuh, -6A 40 O: No. oF rer" of indeX erank, fl-: a8 t7 3q (i) No. of rlaarilr-r of bh'a cFqnk lnndle (;) Alo of hoto in bhe €e.6red eircle et uhe irdex Ptare:o4 (ii,) At o. ol holes requrre6 bo onpiebe neJezirs: to Not,s, OD

5.761ncA

Helix- ang(o,

c,)

2D"

Pircn of lea.d €creai PL*: -LgG',n ch Availablo gear s: (2o gC, 80, 7a, 6a, 55, 40,35,3A,25













Arsrte, Mitling ape:a-olorq.in var biclal Mit'(ing Mochino (a) Foce. Mitting

(u)

z"d Mitnng

spin$le Shank EndMill '-rr//













(b) Dovobatl Mlll

(c)

%rner

(d)Tuo -?

F?,oundin3 Mill

trtubQ-

End Mitl













Ansuer Inde-xinA Far cebbirg\ Qear^ tu bee-bh, 7ho ALorkpiece @io naaded ho aurn Ahnouglt pre detuf,mined angte- For bhie, bhO &{rd-rg circ(e ParUE. This is kno4n

fA4ruired bo divide'rnDo rLumbe.r of

a6 indezing_

l. €impte rn*etrng Diffetenzial Indenrg cuffirng o| Heli66r1 Grove (r) Simpte

Indexr$

(a)

cuvti"g oF Hdical

GrouQ













)"

\\ ," \///

fuezruall Name: /4a$ioue frlarn Srudent No: O@ tO OIz

./

,-'

;/ {r) rl -/

Date:

S/04lll

Experiment No:

STUDY OF ENGINE LATHES lathe groLlil. 'l'hcy scr-r'c for' the of nrachines versatile most Engine ratrres are trre *'ork picccs by sLrrraces of revol,tio. and for 'rachi'i'g bounded pieces work machining i'picce and for cLrtting tlrreads.the chiclapplicatio'is boundedby surfaces oireuolution unJ

t*ufr llot production

and for repair lvork'

AND WRITE TFIE FUNCTION OF LABEL THE ENGINE L*\T}IE UNITS UNIT

tJ

t4,

/5 t6 t,? tf

t9

\CI"I

an /UL // ,-/

.)lLl

-22















A- Hc.ad saoek g- c-ar"rlage

tb-

cross -sllde, hand

nhe-el

t4- adttrsUaUe e'danb

e--Tait suock tr-- baA

nozz(a 15- lrco,( tifladn

F-

Feed G.ear \ox

16

l*

Ma\n JrvO

Appron

+ricv\on *cluilch

he^d leve.,

L- ee\enVon ol feed raVe aY?d

ahraad F,hth ,fe-ed ttappn6 se(e cztan

ol |eed raVa

and vg/a ol dtreac\ .gelee;vion ol Fee

raw

squale llrrreb le'uer 4r

elam(

t7- DoP sll6a hand wheel

t&- arri eAo

raPld

Wa{erse conL'rol

lg-

saddl'e anol ero

ss

ide













2.

9-

6* Cc{riaAe loclzscnea'

2g

han

ZA- rnain drit'ra rnobar on/ off Push btt boYts z<,

raclz-arrd

carr@t\e drr,lhe

el

7'ffiion

ery\%awertb

COISTNUC-I'ION NRRANGTN{ENT AND PITINCIPAI, T]NI'I'S OF I]NCINI: I.."\'f

IiS:

All e'ginc lathcs itave practically the same arrriltgelncnt of the principal trltits. Itt ir t,r'1lica1 Errgine l.athe the prirlcipal nnits are:

Flrnctiott

O, c-rmtuJrt tWa epeed zH*$ Heaclstock bil ius rlrlne\Pa( Pa{b' vLta-$ndl'o

t':\th

*')i: z7:{ ::Iy: -';; rrc vi'latd\"'e&-*:^llu, trf ;; ,' f\r':ff:";;n;";7 b(t bhlinb baN gear speed 3. r*r,-Yu bra,smib- rdoLt:e7 *#[i4adAryg r)rtgitzrdinat Srideway,-5:, ratrstock

Spirctlc

'n













,^\

14.

/')

Q6 co^{e.rv bhe ,{ouaA,move,trne-nT

Apron

Fer.d ehalb aV ah€- tZad ere to eonveyF roVyrU rnoViarl in7o jipqr

i5' Rack i6. i{ororDrive

*?O pfxvidy

I,ATIIIi ACCESSORI r.Latlrecentcrs

---'

odon

roVata

/

of V|'tn

/ ôv$

for

cct

rriry

IiS

ba hold

ftbng

se|tryr-dffi eertwe auning betrueen oenbrQ

..ob, i.4,

2.Lathe Dogs.

bo hd,t ,VhA Job

3.Toolholcler

Uo ha\$ alrO-UW(S

liv7,,

6l lfan L'JorVP^ Polt:fro cervafi Poatfroh dt cer?ab dae lzftgffin PrQwn' 5.Steady Rest and ng uwatriecen bo hold fue. vibration 6.FottorvRest u7'protenA fue. coorkyi4e d€fle-ctie(-h|Ie- cu?Ang TK,rLrringroors {Xff "tr;;l:; bo produce E.ClrLrcks. Uo AY4)B Ahe. DArnfieee and brarWni Wng rota\ian 4.Crrtting Tools

b,0 rerl1ave.

ynOVQr't

;r*g;4iJ

9.Face plates.

n*-af ur',.p, uor[ pi ecQ ir/re$ttlar &arejot

-,-^













PROCEDURE FOR TAPER TURNTNG:

l.Tuming

taper by setting over thc Tailstocl<.

2. Turyring

taper by Taper turning attachntcnt.

3.Turning 4. Tunring

taper by the two feeds methocl. taper by srvivcling the srviveling thc srvivcl plate rvith the toll sliclc.

Assignment: Dralv tire setull lor tapcr turrring attachnrent Please attach

new sheet for these cliagranrs.

r\ssignment: #How to center rvork in #Givc Motor specifi cation.

l'our-Jan'indcl;cnclcnt Cliuck.

r-rsing thc abovc nrcthocl













-X'; L-+'

(a)

Fig. 6.10. Methods of turning

(b) tapers















luriqnnonD #HoU bo eeytVe-r lilortt,'ty1

fot.,

;art'

Ans,

Ot6

rlwrl)nz

t-tsnt

PkF@, block,

\nCePeAde.nt, ehAck

)ob is

cQnvred

in o, Nas
i'

-9Pecl Pi caL)Pri

Phase

ItP

ol

uchion motnr

t4eo rPm

$auge













(aper l-urn'mg Met;hatl

geyvina ove; vha Tail sback

Aho bai( eback lLPPef Wtr ls alFoeF Fe rom the c-e-/t.Fer. ly, ahO Vra"yls'V€rse, dlrerh[orl The. Feed is provide in r*te .ertyiqae, mNxiwrcrn 5o nq uhis vnevho[' ong(e can be UaVere-^:a Tn futis *plzhod

llf













gttive(linc t.hp 'gtlirtel dave ui Fh d
vo

stid<

dn€ g,riw( platre is
rnebhocl,

\;,

OlocV Oia.qrarn oP Uhe- PnmA

Ft-rncrtanal div)siua













(a) Hotclirg

and romdnt

work

sp-clte

6Veed &eor box Motur

\b/













-/ ".,/

]\TACI{

INIi'fOOi,S

SESS

ION.\ I,

.nxpnnlir,rnxT xo: NAjvIE oF TI-IE EXPEIUIIET*T: gi,6sdr6 sruDENT NO: lo GROUP.NO, 4tz DATE: 24/O'ittl

06

ol2

1. Writc dorvn the spccificatious

Ans:

Modd

AJo

DlPQey.elt Componenb

of

TwrO LaDha_

of thc nlachinc urdcr cxpci'inrcnt

LHTez

Mou*acb^re,

ol

itrîl{

f\aln VorW: 44ov

Control Votfufie. \ZOV Main Motsor HP

hp

AUP: 6.4

l\oaar tt ?: t/g l"e fifvtP: o.3 ToAA( HP: 2.t25 Af ftua\ Anp:61 Puwrp















7-

4. Horv is longitudinal movcment of turrct lathc controllccl? eilrTat) is onbroled bV fi19 of bhemavetnenb bryibadrna( ffia .An.s, ad1Usfu,ble sboPs aa'td scroDs 5. \\/hat is rtreartt by pcnnanent sctlrp in tui'ret lathc? \\/li)'is ii. recomrncndcd? Ans: .Tfro rJi{Ferenb- vocls YeqF/LireA }or eom7lebe- Waohin)ng^ are eebup in a- tu hexqgtnOrt bu'rreD fi.rurbed oi

iOb













,,:;:!,Jl

IPE

,.

4o,2

-..i,,i}

,;:lg













Aashigu-o Alan Reztlan Std. Alo.'. A6 IO Ol2 Noqno,

lixtlcrintcnt No

5:

STUI)Y .\ND OPI'llli\.f ION OIr GIi,\ll. il

sp

ecifi

ca

o rt

SIIi\l'tili













2. Calculalion

for sctting the numbcr of uftter double

strokcs per nrinutc:

Nutrcsl sluttdurd

ZSonn/s

ao.ierPn

3O rpm

tt rlctutl vttlrtt, t'.

mn/s _______l 24e













#Label

Gcar Shapcr Sltou'n irt thc figLrrc.

llMcntion and dra*, Prirrcipal nrovcnrcnt in gcar shlpcr. Which gear cLrtting nrcthod is

Lrsccl

in Gcar Shapcr.

4n

s: QeneJ'aV?rtg Movh







































IPE 432 Machine Tools Sessional

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