AssiGNMENT
I. Explain the Working principle of cvank ond sloted maohanlsr(teve) qutk
Hetun mo Ron mechanism wiRh neat dagsamg, stoate is neleuance and
appucofon and olso state whreh avesion pt is.
Ans: The
cronk and aloted leve qurd oerhaassn Aetun moton
mechansm a mechanieal nlkoge used fn macihes for convetng
roty moton Pnto nacprocotag moHon .
WOREINOh PRINCIPLE:
"Crank : Rolehg pot dañen by a mutor or an. eylernl fore
"Slotted loue: Trunslates e nofay mofon od he ciank Pnto
scproeath mofon.
Connecihg rod : Lhls Hae crank and sloted laued.
2. NoTON CONepg)ns:
" s Hhe ank rofatos, tt Tmpoats a herocafng mohon to e
slotee leuer.
Lonnecthaq rod alous Hae slottesl leer to move be ck and
Por th.
3.Quck ReTURN NOToN:
" The dosh o ha mechan'sm sesulks în a quekes ehn
shole cnpauad to the foruwand sholeo..
sheka nads to be fasa for Pfeny
Lexes (Link)
kLink 3
Sme (Link 1)
CLink 2)
( Baam Engina)
Let us talee beam engthe for Blonsdeaon. It has 4 inks.
In Hhis mechan?m, uohen Hh Crank roBeos aloout th
The end bue CDE wmectad to apslon rod chish sedpoa
due to the vokaHon nk.
RELeVANCE:
The quck sctuun mofon Ss benfidal
APPLICATLonsi
" Used n shopfng maclines : The utrg kosl moves
,Pmoauiy
chan
It &o Hhe ulrol Prvesion o angla elRlen cank
2. Eplah the oorking pânciple 8ull engire ard csc+latrg uglhdon
engne uoh neat dsketches.
Ars' BulU Engîine
yindes
(tink a )
(ink 4)
-Crant ( Link 2)
ylindes
(tink4)
Hhis cabe , cshen Hhoe cnank (ink 2) oletes, tha connectng
Yod (lnk 3) oscflates about a pfo prstoo to Hhe fred lnk 4 at
A and He pfston otachect to Hhe pfston rod cint 4) seCpootes .
WoRKING PRiNUPLE :
1. ConLPONENTS
tonssa eh a volathg indafcal comben cotha pfston
"A nozzle dßret steam Brnto He hombe.
2 WoRKNGh:
"The stoan is hfetod tangenially nto He solag dombo.
"Tha staam'm's Pmpudse
Pmpude causes the ehamber to sototate
Ts aolaHon i hanpeuad to o skalt Conve Khg t Pnto
soble medhanca power.
int)
ln Hhs mechanfsm, the ink 3 fominy Re hnfa pou is
Tae Uink 3 correspords to Ra connecing nad a sedproafng
sleam egine meclansm. Olen He cyank(ink2) olaos, the pis on
atfaled to piston ved (ink 1) 20cipvoccitüs al Hha cylendaa osrUas
about a pfn pfrol o Hhe
OoReInNGh PRINCLPLE:
Fertus a cylnde Hhat oscatas back and feth.
oscUoons.
gho oadm ttel alteurately bo both enda he
2- WopkING:
piston n one lyeton.
The urdan Haan
Hhen oscatas, a rg the decton
He p'slon.
3- Explain the
oovg ofreipe d Seoleh Yote mechansm and oldham'
couplg fh defaled daglamo.
Ans: Scotch Voke Medhanfsm
Cronk
hame (Lnk 4)
This mehanism as used tor connafing rolat mofon frro
a koci proafng molon. The mieson so cotahed by fhg ahe
the link A or ünk 3- )n Hhe aue, ink A is
fixed .In His
mehantsm, ohen Hae lk 2 (wowch comres pends to Hhe crank)
Aotets about B as contre ,the nk y luch camesponds to Hhe
fame s2poocas. The Red (ink A qleso Hhe frame.
Oldham's Couplng
Linkt
CUintu)
Slot
Sayportiny
(a)
(b)
An Oldham's ib wocd for
shats shose
coulirg
axes ae at a gal
connetrg hoo panallel
di stanca apnt.Te slalts
Couplod n such hat h shalt roates, The oter sholt alos
otetes at He Sam
. Expain he loenkíng pinples c ( erdulum Runp and (2) Gunoree
ergfne uoh dasatled dagans.
Ans: PeNDULUm Rmp
-Cybnlea
Connechny Ral
slon Rot
(Lint)
Crank
n s Case) uslhen He Crank olatzs, the connetng rad (ink s)
osulatas about a pn plrolod ko he hored lonk 4 at A ard Hhe pislon
aHaohed to the pston rod (unk ) eliprocato,
ORKINGh PRINPLE
suofrg ng perdulm uth a faxfble daph
conholo He
2. WoekNG
ayainst ta Puid terchry t bout though anoter check a
GnoME ENGNE
Ayod Canlk (Unk 2)
Piston
(Lint3)
Cyliraaa
WoRKNG PRINGPLE
1: ComPoNETNTS ?
Rotay engfhe utth a singe sphnngyhda
" faliuas a sadfal ouangnant gylindes and a fred
CAantslat
2. WoRING 1
move in anol out
due to eccenhie asangement
comveTtad Gnto Rotet moton by he cantsha
ntaee, Onnphoasfon, tombusfon and exhaust ocu n
hofaon.
