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Lab 02

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Zabihullah Khan
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0% found this document useful (0 votes)
46 views18 pages

Lab 02

Uploaded by

Zabihullah Khan
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF or read online on Scribd
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Lab Report : O2 Tithe Introcoction 40 lathe machine, tts parts | fonction ancl operations . objectives i + Te hewe_ detaril totredaction of (athe machine Ze _fave a Kmeewfeclge about Lethe mac Aine practiat tse, J+ 7 Knew about lathe mache parts anel they timthion . + To breify cliscuss operation that tan be performed on bathe machine. \ Pee from it. | Reorrticod Backg tounol.: a | | Lathe Machines a A meehine 4 UmMelesireeble mecterial frum _o Yetating twevKprece 1m the fern sf chips turth the help af tetting tech Jo, [gis Tefervest Shape anct Sr to_twerkperee . [ __| Bot th one of ty most versatile anc cwrelety eesecl machines tool aco ogy the watel. ot 1k alse Known 1 a4 -Mothe-y Sf aci the machine becaccse «t tan Baforn function act machine except geasi amatong. | jwarking PUN Cp be The lathe ewerks_on principal sf neleting | luerkpreee ene a fixect cutting tool. The twar Kprete held belween fwo argicl Seeppert _Coutlect chuck, _ whith Tewolves . The cutting fooe ts hell andl Suppattecl im a Pteee pore, whl! feed against revolving wot kperte the 1 i | \ : | | ood Scanned with CamScanner Tool post , chock / heaclsfock , TA ash stock locke - nA Speeol Pe bee i and tronsves os pera . a feeol Dewey a FIG-o1% Lathe Machine Scanned with CamScanner TV anel tunte amore peapenetececa» _—— =>. The tock curl omeove paretle? fe the cunr's & reed ¥ werkpteec fen Prectvers Cylindmital Sevgace; notations asus of tverkpree 4e_proclore fled Serfece, The rmevement ce — | took at angle fo rotations axi write procliies -faper =geaee | Serface in_werkpiete . Operate t- The OpeveHions that Can be Performed on Lath: mmachine are giver. a: + plein funming «Teepe forning + Facing : »_Treacing 7 parting o 7 Cham Fearn 2 Ficerting ee 0. -Priluing __ c | Cetting 4600 Useot ———E a . Right hanel_cotting ' teal 2 Left hencl _ Cetting Loot peel_catting foot + Sqvaredl sha pect cadeing tool * Parking took + Rouncl ose Grooving tool + Round corner focrning tool __ * Chom fering too.e | ACME Brcol forming tool . Toning tool * Bonng tool 2 Coomen Bowing | took + Under cutting tool Scanned with CamScanner 3 Right Left Radius Chamfering Parting Tuming hand hand Turing ‘Thread Tool Tool Tool ~ Turning Turning Farm Cutting Tool Tool Tool Tool Righthand — Right Hand Right Hand LeftHand LeftHand Right Hand Roughing Finishing Facing Roughing — Finishing Facing Ag og A Round Nose Round Nose Grooving Radius Threading [ncoang Grooving — Turning rang en Forming me Lathe Machine Cutting Tools Scanned with CamScanner Eee: _—— the feecl Sf the Lathe ts the distances the |_tectling feel aclvants along the lengh a, workpiece for ome re Lolectiem Sf the Spin be . Si 5t 5) clevatecl by iF = | ots Und ts mm [rev oy in frev. |e ee ie er by ceetting took eleng the Length op _tveskprec for ene Yevoluton i'n unit time. [ ie sot 5 clemofect by Fy ancl 7s given as Fes NE N= Speeol im _ RPM Ff the Spindle Fz Feed : | Feel vat Can be measercal tm ommbec ov hee . | Chips Mockerial emovecl from c twerkplece wlth the help “fa took ane known as chips. Chips Can __be —j_Continow, or cliseentinows — | @: Continows Chips x —_| Chips feamecl dewng onachining euthont breakage oy Sesments. Comtinous chips eesere Cy forms {fn _oluctife moakrial . 2: Discontinoess chipe « : _ | — Tie chips formecl_tn Segments Cor_twith bcakage) Usually formeol_in butlG matenal. > cliscontir hip . oa h En : OS CINPS Cwrice forms hen mahal fs brittle cout AL Speeot 15 Reverr feed ws Cage vy Lovge Valee of choptn of | Scanned with CamScanner On Lathe Machi oo Parts Ff. athe me ~_|_@©_Heack sock wt ts Present en the lept emcl of the beet and tts fonchi ts fo ransmrt power _to_the | chifferent Pants

¢ can Leckecl cress- B _|@: cross srcbe a es [a = _ the _cvoss- Shick 15 _a_Compenent_sfeend en. [the top fa Cothe that allows the toot bit to St | beck onc forth, st A proviclecl crt femelle Clovése Me sickle and astomblect on the top of the Saddle tovth | is male clovederts. Top Scrface 2f Cross -Slrde rs provictcel _ —_| tth T-Stels to enable firing of "vee ar coolant atlachment. Compound Rest 1 — i ot 6 Pritsent_on the top Sf cnoss-chriles . Ot Suppetts the tool pest_ane(_Ceettrng too tn rs vamous Position, ot 1s responsibee fer Lengnituchinal motion of teal. —~~_| ot has ange of 0-ys? of which eve com Select clvrection ot Sotieg fol ft compet el | eee turnin Leng hes | boning shit tapers, taper during Gad forms on Leeming tovks. [7 U i Scanned with CamScanner A 2 - compound vey gcd Gross — Sticke chig Uv Hand trawers/; ee my loamituclina end bransuense feool ] Scanned with CamScanner (QD): Teoh post :- | The__toc@ post _ rs -mountecl on _the_Cempeenel Tweet. ot 15 ctseol te hotel variters Ceetting tool. of has ————F, nee | cont Thad does mid torn freely and ha [a TSlets fer hofeling the ceetting tool. 9¢ gets _ rts movement by the smovernent ¥f Cross-Slrde-s . (QO: Apres | Be Apu ts fitlecl te the frent position of the i Sactelke_fecrng the operector. consist fe hard wheel fer | smevement, a fever to engage the acelometre fecl for the SaclelOc, actomatte feecl Chedeh. 9¢ Contam controls ( rock or fea Seveen _ to Gransmel motion fiom the f icles to Fhe Cartage ancl _cross-sl Lw: Hamel _traverising wheel wheel Cesect fer the movement _ rotation to tt ancl _utce Vera - - @: Tat@ stock _ 2s assembly focatect cppostte to the heacl sfotk nthe vos Sf hed. ot ts mace up of ast Iron to absorb vibration ening machining. The becly of daildtock 1 acljaslable on the base _evhich th amemteel on the qeucle wo of becl_and Can he mmovecl_to_and fro. s 2 potting _OFhew encl &f the work tuhen : st tc etseot for Seep) 4 : being machine. ot ts alto esecl for hoteling, Specimen fer Performing eliffencot operation (ike olortting, yeomrrg f - tapen d ot has following emncrins ports: Q: Dead tontre | f aa + | t fs > Scanned with CamScanner | sactclle movement, pinion lo engace crit vack {or Secldce | ; | sf ccorvage frm Rpt to aight by giving cecnbr- cleck | } | Scanned with CamScanner been Grond 0 a pornt to Recevatelg position a workpiece | mM _am_anu's, > Duc ted fn féxecl position a cleael @nfie precluces — friction behveon werkpiecs anel Centre clue te rotation of | we therefore esured between the . al ee el nee Prevents friction wedding . | @: Te-Pstock hock + = | Pe _hever whose _actieness wit 4g BI freeze the movement. ee tasl- stocks by applying Clamping Prescexe tyvoesh Kam am Clamp. : Gi) thal heed :- } Hees Axtal adjestment Sf the deaol rte 1 the | amoveccble Spirdl: (1m He taie-stock bocly 1% provide by | Bal Bower ste Arc hancl wheel, - @: Lathe Beol + be bie | The becl oF the Lethe 15 the base on cthich | LEE other paws va the Dothe are mrovotect, Bed 1s macle | Scanned with CamScanner @ chips pan_ox tay 3 ot fs present at the botlem Sf _the othe. tray ts erseel eo collect the Chips that ax prcdetcecl eluming. Lethe operation . The _ternponect at the boem of Cathe machine | that (xr the ourele foacl «f Lathe t's mol up i cast tren for high Shock absvbanc . _| Feel Sebection Fee ts the Ailance thet cectting tool _ coral fer the me retalection _ the _aarrangernerit $f Gear sheen ty Erg-osa gives ak feck] Ent ewnrt mfyey. Ark feel conte be taken rn intr _| If Gear's aviteernent 1s Orke Sheen’ Fig-0Sb, | |@© For He clesrrecl Feecl, first of ace seer wigs make | = corremgement bE Gear axccoveling to tls ant. —__ |@: New cheeks” the _Colemn ef clesirecl feecl_mm_evh # Mies Cte, 2,3, Sand 6); anc Place thrimble at thet position, i ie Also cheek the you en _twhich clesirect feect Lres (equi, By and C) and rwlate Fecol Selecky fuel to that erttion, | Hense the desired feel owtee get acherircol « ; ——|5 For checking the _covvent Fecot _ —__| @: niowe to either figeSa ox figs acorcling to Gert owvangemerd, Qi Cheek tne postion of feock Selecker lever “and thir bee. | B): Feel write be the valeec, in units accorclingy fo Geax antargemont, Scanned with CamScanner ll fom ae aoa Scanned with CamScanner at which postion yf feecl Seleckr _anct thimble — mmtersect tin the fecel tabbe. | Avtomatie feed * “= (ioc ee smanceclly as Cuvee ces Aectomecitatry. The _flectemerte fecol_to the toc? post fs given for Srreoth cateng of werkptece ancl ts Jie the following manner. | @! Kotede the (rad Sere Cover teewancl wyht for ferming ON the leadl Seren roel. Feed roel. toward waht. The leacl Screw ancl Tod _wike -ree to the Carrarge - a [@):_necos when Youu gives wight posttion fo Sfarter seurich, the ae WwIke move acctomatrcalty fem pt to wight; to heft. _ @: changing the pesilion of legmituclinal and Lrantver feeol Lever” towarcl Lg wire stops the lognituctenal -mAion & @:_ Alto vetedes the feel tver te right to tere ont the | Di Neco votedes the c* bongnrtaclinal ancl trensvere feet forex | arangecl therseMp fn a position to gives Branituclinal melicn | amet _tf you voletes the Stardey seorich towarel hept » then Canrecigfe (wie perfec tts aretomectle métion fam right _ | i | Carverqe ancl wee enable the Aalemehe farwarcl trensverse ametion of tool post —_|@: now changing the _ position of. feeol fewer _tocvard Left | Le enable the Automatic baokeuaicl tvantverse medion oration perpmoliteter to anit ap evavky eee) af tool por, At fis position , the cnecs bide Cui Ol Auctem'ca.y Prtferms Clock. wise rotation, Scanned with CamScanner + Speech Mechanism of Spindle :- (| Re traneiition of | pve [Specel_from moter to Spindle is done tmeush 3-shoyt, | | The _betlom Shayt we | t bottom of fogs Belocw heaclHocks) ancl twice behaving J tece Pulleys. Me betlom Shafl's tae pulley are mamed es | A ancl B. Raclicr ff Pecley A wie Sect Compares te reiclrter ef pecieg B. The pulley A tan only be conmectecl to Pelle, 4: A “f omiclellte Shag t ene pectle y. Bf Botlem Shof t i] | cen onkg be Connected to peecley B sf raves Shep t thaoush belt. 9€ shoelel be metect thet veclries of Pulley Bf mitelee | feltowing elation) WT <%5. ese pulley of amctelle |) shagt Can only be conmectedt to peetlery b2,arel 3 rmypilily | top short. The -raclial Sesverce of top Shopt | petey, ts oppertle to that af ~nicldlle Shope Ces) M7777) . i > The Power from moter wite fransrnitted from bottom Shept through pulled to the fept Sicle pulley of mnidtelte | — | Shaft. From mnidclle shaft, the vght siele pulley eee I Lanymits power te p Shaft through Perce cohich evree Gives relational Sprecl te the Spindle. Current Speecls_cheoking 1- ->— @ Note the connect of be(t with botlem — Shope puceey Clet So Pettey A): Also mete the connection of betk ewith top shape padtey . Let but it connectect ewith putber 2- : ®: Note the position of Speed Selector. Of Specol Selector ts at Scanned with CamScanner ad vival postion , then bept Ske of Speccl table (Fy. ) Sholel be tied ancl tf Speeol Klecky 1s at Leptwarel position then Lept Sick °F Speecl table CEig- +) wree be Br |) cites, Lets co Speed Selector ti at Lptwarcl portion. _ (i): Ths ocr wees check Valse of FQ _on_the Lept side af Speed table which 1s bo 7pm and this veleer wee be consilercol as rotational Speed of Sproctte - S spindles ee "__(D_Note the Connection of hett with bottom Shapts pucley ancl top shaft pelleg acclrg do_gour dlesrveck Speecl fem Speeol fable. Let 9 went to acheive Speeol of tosaRPM, which 1s Lres in frent_ of B-2 on abt Stcle rae See et @: posttioned the Peed Kher vervhal fo acherving valtee fight side of Speed terblke = = ): At fhe aes there _cwr00 be belt tighten pects , prcce_ fe fovtorcl yoursebp “to Loose fhe Connectien &f helt curih Clo (): ee, beet with bettem Shopl’s Pp ese caey c clestrecl Specel. me.) connect beCt re ee! RPM Speech Sf Spire. Scanned with CamScanner

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