ME 2257 CAM drawing laboratory.doc

8/9/2019 ME 2257 CAM drawing laboratory.doc

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UNIVERSITY COLLEGE OF

ENGINEERING VILLUPURAM

COMPUTER AIDED MACHINE

DRAWING LABORATORY

LAB MANUAL

For Fourth Semester B.E / B.Teh. Stu!e"ts

#For No" $ C%ru%t Br&"hes'

Compiled by

M. ALAGAR RASU( B.E.(

Pro)ess%o"&* Ass%st&"t $ I

De+&rtme"t o) Meh&"%&* E",%"eer%",

U"%-ers%t Co**e,e o) E",%"eer%",


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ME 01 COMPUTER AIDED MACHINE DRAWING LABORATORY

Ex.No) * COE OF PRACTICE FOR ENGINEERING RA+ING

!"e)

Aim)

To stu! the o!e )or e",%"eer%", !r&3%",

i, ABBREVATIONS

S.No Te%m Abb%e-i!"ion S.No Te%m Abb%e-i!"ion

* Aross or"ers A/C / M&"u) & t u r e MFG

0 Aross )*&ts A/ F 1 M&t e r % & * MATL

A++ro-e! APPD 2 M&>%mum m&>

3 A++r o> % m& te APPRO? 34 Meter m

5 Assem4* ASSY 3* Meh&" % & * MECH

6 Au>%*%&r AU? 30 M% * * % me t e r mm

/ Be&r%", BRG 3 M%"%mum m%"

1 Ce"t%meter Cm 33 Nom%"&* NOM

2 Ce"ters CRS 35 Not to s&*e NTC*4 Ce"tre *%"e CL 36 Num4er No.

** Ce"tre to e"tre C/L 3/ O++os%te OPP

*0 Ch&m)ere! CHMED 31 Outs%!e !%&meter OD

* Che8e! CHD 32 P%th %r*e PC

*3 Cheese he&! CH HD 54 P%th %r*e !%&meter PCD

*5 C%ru*&r +%th CP 5* @u&" t % t @TY

*6 C%rum)ere"e OCE 50 R&!%us R

*/ Co"t%"ue! CONTD 5 R&!%us %" & "ote RAD

* 1 Cou" te r 4o r e CBORE 53 Re)ere"e REF

* 2 Cou" te r s u"8 CS 55 Reu%re! RE@D

04 C*%"!er CYL 56 R%,ht h&"! RH

0 * D%&mete r DIA 5/ Rou"! RD

00 D%&metr&* +%th DP 51 Sre3 SCR

0 D%me"s%o" DIM 52 Ser%&* "um4er S*.No.

03 Dr&3%", DRG 64 S+e%)%&t%o" SPEC

05 Eu%$s+&e! E@UI $SP 6* S +h er e/ S+ he r% & * S PH ER E

06 E>ter"&* E?T 60 S+ot )&e SF

0 / F% ,ure FIG. 6 Su&re S@

01 Ge"er&* GNL 63 St&"!&r! STD

02 Grou"! *e-e* GL 65 S mmet r % & * SYM

4 Grou"! GND 66 Th%8 TH * He>&, o"& * HE? 6/ Thr e&! THD

0 I" s+e t %o" INSP 61 Throu,h THRU

I"s%!e !%&meter ID 62 To*er&"e TOL

3 I"ter"&* INT /4 T+%&* TYP

5 Le)t h&"! LH /* U"!er u t U /C

6 M&h%"e M/C /0 We%,ht WT

UNIVERSITY COLLEGE OF ENGINEERING VILLUPURAM 3


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ii, STANAR COES

Sl.NO IS7COE ESCRIPTION

2 IS;9=;$2;:5 Letter%", o" Teh"%&* Dr&3%",

IS2=122$2;:5 S%e o) !r&3%", sheets

5 IS2=125$2;:5 S&*es )or use o" teh"%&* !r&3%",

7 IS2=127$2;:5 Ge"er&* Pr%"%+*es o) Prese"t&t%o"

0 IS2=120$2;:5 Prese"t&t%o" o) thre&!e! +&rts o" teh"%&* !r&3%",

9 IS2=129$2;:5 Ru*es )or +rese"t&t%o" o) s+r%",s

1 IS2=121$2;:5 Co"-e"t%o"&* re+rese"t&t%o" o) ,e&rs o" teh"%&* !r&3%",

: IS22995$2;:9 Co"-e"t%o"&* re+rese"t&t%o" o) ommo" )e&tures

; IS22997$2;:9 Fo*!%", o) !r&3%", +r%"ts

2= IS22990$2;:9 Teh"%&* !r&3%", T%t*e 4*o8s

22 IS2299;$2;:9 Ge"er&* +r%"%+*es o) !%me"s%o" o" teh"%&* !r&3%",

2 IS2291=$2;:9 A44re-%&t%o"s )or use %" Teh"%&* Dr&3%",

RESULT)

Thus the o!e &"! sm4o*s o) +r&t%e )or E",%"eer%", !r&3%", 3ere stu!%e!.



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Ex.No) 0 STUY OF +ELING SYMBOLS

!"e)

Aim)

To stu! the 3e*!%", sm4o*s.

2.= INTROUCTIONWe*!%", %s & +roess o) )&ste"%", the met&* +&rts to,ether +erm&"e"t* 4 the &++*%&t%o" o)

he&t#)us%o" 3e*!s' or +ressure #+ressure or )or,e 3e*!%",' or 4oth #res%st&"e 3e*!%",'. Both

)errous #stee*( &st$%ro"' &"! No"$)errous met&*s #*%8e 4r&ss o++er &"! &**o' &" 4e 6o%"e! 4

3e*!%",. The 3e*!%", %s he&+er( stro",er( e&s%er &"! )&ster th&" r%-et%",. The -&r%ous t+es o) 3e*!%", +roess &re

&. G&s 3e*!%",

4. Ar 3e*!%",

%. Met&* Ar We*!%", #MAW'

%%. G&s met&* Ar We*!%", #GMAW'%%%. Su4mer,e! Ar We*!%", #SAW'

%-. Tu",ste" I"ert G&s We*!%", #TIG'-. Met&* I"ert G&s We*!%", #MIG'

. For,e We*!%",

!. Res%st&"e We*!%", e. Therm%t We*!%",

). H%,h E"er, We*!%",

The 3e*!e! 6o%"ts &re 4ro&!* *&ss%)%e! %"to

&. Butt 6o%"t 4. L&+ 6o%"t

. Cor"er or F%**et 6o%"t!. Tee 6o%"te. E!,e 6o%"t

*.* SYMBOLIC REPRESENTATION OF +EL

The st&"!&r! 3e*!%", sm4o* %s ,%-e" 4e*o3.

*.*.*.A%%o8 Line !nd %e#e%en9e Line

The +os%t%o" o) the &rro3 *%"e 3%th res+et to the 3e*! %s o) "o s+e%&* s%,"%)%&"e. Thes%!e o) the 6o%"t o" 3h%h the &rro3 *%"e %s !r&3" %s &**e! &rro3 s%!e. The s%!e o) the 6o%"t

remote to the &rro3 *%"e %s &**e! other s%!e. The re)ere"e *%"e h&s s%,"%)%&"e o" the 3e*!

s%!e. I) the 3e*! sm4o* %s +*&e! BELOW the re)ere"e *%"e( the 3e*!%", shou*! 4e !o"e %" theARROW SIDE. I) the 3e*! sm4o* %s +*&e! ABOE the re)ere"e *%"e( the 3e*!%", shou*! 4e

!o"e %" the OTHER SIDE. I) the 3e*! sm4o* %s +*&e! 4oth ABOE &"! BELOW the

re)ere"e *%"e( the 3e*!%", shou*! 4e !o"e %" 4oth the ARROW ANDOTHER SIDES.



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2.2..B!:i9 +eld Symbol

The 4&s% sm4o*s reomme"!e! 4 Bure&u o) I"!%&" St&"!&r!s #BIS' )or s+e%)%es the t+e

o) 3e*! &re sho3" %" the )%,2

*.*. Si;e o# 8eld

The s%e o) the 3e*! %s he%,ht o) the %sose*es tr%&",*e %" the &se o) )%**et 3e*!s. I" other

&ses( the s%e 3%** 4e the m%"%mum !%st&"e )rom the sur)&e o) the +&ert o) the 4ottom o)

+e"etr&t%o".

*.*.3. Fini:$ !nd 9on"o(% :ymbol

The o"tour sm4o*s &re&. F*&t #)*ush'

4. Co"-e>

. Co"&-eF%"%sh%", 3e*!s other th&" *e&"%", sh&** 4e %"!%&te! 4 )%"%sh sm4o*s.



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Ch%++%", C( Gr%"!%", G( M&h%"%", M

S.No P!%"i9(l!%: +eld Symbol

2 F*ush Co"tour


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Ex.No) STUY OF RIVETE =OINTS

!"e)

Aim)

To stu! the r%-ete! 6o%"ts.

. APPLICATIONS OF RIVETE =OINTS

A r%-ete! 6o%"t %s & +erm&"e"t t+e o) )&ste"er use! to 6o%" the met&* +*&tes or ro**e! stee*

set%o"s to,ether. R%-ete! 6o%"ts &re e>te"s%-e* use! %" strutur&* 3or8s suh &s 4r%!,es &"! roo)

trusses &"! %" the o"strut%o" o) +ressure -esse*s suh &s stor&,e t&"8s( 4o%*ers( et. A*thou,h3e*!e! 6o%"ts &re 4est su%te! to se-er&* o) these &++*%&t%o"s th&" the r%-ete! 6o%"ts( ho3e-er(

r%-ete! 6o%"ts &re %!e&* %" &ses 3here the 6o%"ts 3%** 4e su46ete! to +ro"ou"e! -%4r&t%", *o&!s.

R%-ete! 6o%"ts &re &*so use! 3he" & "o"$met&**% +*&te &"! & met&**% +*&te &re to 4e o""ete!

to,ether. The &re &*so use! 3he" the 6o%"ts &re "ot e>+ete! to 4e he&te! 3h%*e 6o%"%", &s %"

3e*!%",( 3h%h m& &use 3&r+%", &"! tem+er%", o) the )%"%she! sur)&es o) the 6o%"ts. The!%s&!-&"t&,e o) r%-ete! 6o%"ts &re #%' more met&* %s remo-e! 3h%*e m&8%", o) the ho*es( 3h%h

3e&8e"s the 3or8%", ross set%o"s &*o", the *%"e o) the r%-et ho*es( &"! #%%' 3e%,ht o) the r%-ets%"re&ses the 3e%,ht o) the r%-ete! mem4ers.

.* IFFERENCES BET+EEN A BOLT AN A RIVET

As & )&ste"er( & r%-ete! resem4*es & 4o*t( 4ut !%))ers )rom %t %" the sh&+e &"! the

&++*%&t%o" &s 3e**. A*thou,h the sh&+e o) & r%-et %s s%m%*&r to th&t o) & 4o*t( u"*%8e the 4o*ts( %t %s

use! &s & +erm&"e"t )&ste"er to 3%th st&"! she&r )ores &t%", +er+e"!%u*&r to %ts &>%s( 3here&s &

4o*t %s use! &s & tem+or&r )&ste"er to 3%th st&"! &>%&* te"s%*e )ores.

.0 RIVETA r%-et %s & rou"! ro! m&!e e%ther )rom m%*! stee* or "o"$)errous m&ter%&*s suh &s(

o++er( &*um%"%um( et.( 3%th & he&! %s( &"! )orme! &t o"e e"! !ur%", %ts m&"u)&ture &"! %ts t&%*

e"! 4e%", s*%,ht* t&+ere!. The *e",th o) the sh&"8 o) the r%-et must 4e su))%%e"t e"ou,h to

&ommo!&te the o""et%o" +*&tes &"! +ro-%!e e"ou,h m&ter%&* )or )orm%", & he&! &t %ts sh&"8 e"!. I" ,e"er&*( the sh&"8 o) the r%-et 3%** 4e eu&* to sum o) the th%8"ess o) the o""et%",

+*&tes +*us 2.0 to 2.1 t%mes the !%&meter o) the r%-et. I)(

* *e",th o) the sh&"8 o) the r%-et

! !%&meter o) r%-ett th%8"ess o) e&h o) the o""et%", +*&tes

the"( * Jt K #2.0 to 2.1'!

. FORMS AN PROPORTIONS OF RIVET >EAS

&r%ous t+es o) r%-et he&!s )or the use %" ,e"er&* e",%"eer%", 3or8 &"! 4o%*er 3or8 &s

reomme"!e! 4 the 4ure&u o) I"!%&" St&"!&r!s. The !%))ere"t +ro+ort%o"s o) these r%-et he&!s&re ,%-e" %" terms o) the "om%"&* !%&meter ! o) the r%-et. The r%-et he&! to 4e use! )or ,e"er&*

+ur+oses )or !%&meter 4e*o3 2 mm &re s+e%)%e! %" the I"!%&" St&"!&r! o!e IS200$2;9 &"!

)or !%&meters 4et3ee" 2 &"! 7: mm &re s+e%)%e! %" the I"!%&" St&"!&r! o!e IS2;;$2;92.The r%-et he&!s to 4e use! )or 4o%*er 3or8 &re s+e%)%e! %" the I"!%&" St&"!&r! o!e IS 2;:$



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2;92. The r%-et he&!s to 4e use! )or sh%+ 4u%*!%", &re s+e%)%e! %" the I"!%&" St&"!&r! o!eIS715$2;9:.



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RESULT)

Thus the stu! o) r%-ete! 6o%"ts 3&s stu!%e! suess)u**.



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Ex.No) 3 STUY OF SCRE+ T>REAS? @EYS AN FASTENERS

!"e)

Aim)

To stu! the Sre3 Thre&!s( es &"! )&ste"ers

*.4 SCRE+ T>REAS*.* INTROUCTION

A sre3 thre&! %s & )u"t%o"&* e*eme"t use! o" 4o*t( stu!( set sre3( "ut or &" other

thre&!e! +%ee or om+o"e"t. Sre3 thre&! %s & he*%&* ,roo-e o" & *%"!er sur)&e #outer s%!eor %""er s%!e'. Its )u"t%o" %s to tr&"s)orm the %"+ut mot%o" o) rot&t%o" %"to out+ut mot%o" o)

tr&"s*&t%o". I) & *%"!r%&* ro! %s rot&te! &t & o"st&"t s+ee! s%mu*t&"eous* %) & +o%"te! too*

touh%", the ro! mo-%", +&r&**e* to the &>%s o) the ro! &t o"st&"t s+ee!( the ut m&!e 4 too* o"the ro! 3%** 4e o"t%"uous &"! o) he*%&* )orm. The he*%&* ,roo-e %s &**e! thre&! &"! the

thre&!e! ro! %s &**e! & sre3. Thre&!s &re ut us%", & *&the. Sm&** s%e thre&! %s o)te" ut 4

me&"s o) & too* &**e! !%e. A sm&** s%e ho*e %s thre&!e! 4 me&"s o) & too* &**e! & t&+. The +r%"%+&* uses o) thre&!s &re(2.For )&ste"%",

.For &!6ust%",

5.For tr&"sm%tt%", +o3er

*.0 TERMS AN NOMENCLATURE

*. C%e:")

It %s outer most +ort%o" o) the thre&!.

0. Roo")

It %s the %""er most +ort%o" o) the thre&!.

. Fl!n& o% :ide)It %s the sur)&e o) & thre&! th&t o""ets the rest 3%th the root.

3. An'le o# "$e "$%e!d)

It %s the &",*e %"*u!e! 4et3ee" the s%!es o) t3o &!6&e"t Thre&!s me&sure! o" &" &>%&* +*&"e.

5. ep"$ o# "$e "$%e!d)

It %s the !%st&"e 4et3ee" the rest &"! the root me&sure! &t R%,ht &",*e to the &>%s. It %seu&* to h&*) the !%))ere"e 4et3ee" the outer !%&meter &"! the ore !%&meter.

6. M!o% di!me"e% o% o(":ide di!me"e%)

It %s the !%&meter o) the %m&,%"&r o &>%&* *%"!er( 3h%h 3ou*! 4%"! the rests o) &"e>ter"&* or %"ter"&* thre&!.

/. Mino% o% 9o%e o% %oo" di!me"e%)

It %s the !%&meter o) the %m&,%"&r o&>%&* *%"!er th%s 3ou*! 4%"! the roots o) &"e>ter"&* thre&! or o) &" %"ter"&* thre&!.

1. Pi"9$ di!me"e%)



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It %s the !%&meter o) the %m&,%"&r o&>%&* *%"!er th&t &" 4e +&sse! so &s to ut thethre&!( th&t the 3%!th o) the ut thre&! 3%** 4e eu&* to the W%!th o) the ,roo-e.

2. Pi"9$)

It %s the &>%&* !%st&"e 4et3ee" & +o%"t o" o"e thre&! &"! the orres+o"!%", Po%"t o" the

"e>t thre&!. It m& 4e %"!%&te! &s the !%st&"e )rom rest or )rom root o) t3o &!6&e"t thre&!s.*4. Le!d)

It %s the !%st&"e me&sure! +&r&**e* to the &>%s )rom & +o%"t o" & thre&! to theorres+o"!%", +o%"t o" the s&me thre&! )or o"e om+*ete re-o*ut%o". I" other 3or!s( %t %s &>%&*

!%st&"e & sre3 &!-&"es %" o"e re-o*ut%o". Whe" &** the thre&!s o" & mem4er &re 4u%*t o" &

s%",*e he*%> %t %s terme! &s s%",*e st&rt thre&!. It h&s o"* o"e st&rt%", +o%"t. For & s%",*e st&rtthre&!( the *e&! &"! +%th &re s&me. I) & u%8 &t%", thre&! %s "ee!e!( the *e&! must 4e *&r,e. I) &

s%",*e st&rt %s ut 3%th *&r,e +%th( the thre&! !e+th 3%** &*so 4e more( so the &mou"t o) m&ter%&*

remo-e! %s more &"! the thre&! 3%** 4e 3e&8e"e!. To &-o%! th%s mu*t%+*e thre&!s &re use! 3he" &u%8 &!-&"e %s reu%re! %" & sre3 +&%r. T3o or more thre&!s &re ut s%!e 4 s%!e &rou"! the

*%"!er o" &" eu&* "um4er o) +&r&**e* he*%es. It %s terme! &s Mu*t% st&rt thre&!.

Le&! "um4er o) st&rts > +%th A ommo" e>&m+*e )or mu*t% st&rt thre&! %s the thre&! o" &)ou"t&%" +e" &+.

**. Ex"e%n!l "$%e!d)

It %s the thre&! o" the outs%!e sur)&e o) & mem4er suh &s 4o*t( Stu!s or sre3.

*0. In"e%n!l "$%e!d)

It %s the thre&! o" the %"s%!e sur)&e o) & mem4er suh &s "ut or Thre&!e! ho*e.

*. Ri'$" $!nd "$%e!d)

R%,ht h&"! thre&! %) tur"e! *o83%se !%ret%o" &!-&"es %"to & Thre&!e! ho*e. It

&44re-%&te! &s RH.

*3. Le#" $!nd "$%e!d)

Le)t h&"! thre&! %) tur"e! &"t%*o83%se !%ret%o" &!-&"es %"to & thre&!e! ho*e. It&44re-%&te! &s LH.

*. IFFERENT T>REA PROFILES

Thre&!s &re st&"!&r!%e! to +erm%t to %"terh&",e&4%*%t o) 4o*ts &"! "uts o) the s&me

"om%"&* !%&meter. The +ro)%*e o) & sre3 thre&! %s 4&se! o" %ts use. The t3o m&%" 8%"!s &re ‟&"! su&re 3%th -&r%ous mo!%)%&t%o"s. Whe" the thre&! h&s & ‟ ross$set%o" %t %s &**e! & ‟thre&! &"! 3he" %t h&s su&re ross set%o" %t %s &**e! & su&re thre&!.

2.7 DIFFERENCE BETWEEN ‟ AND S@UARE THREADS

S.NO V T>REAS SDUARE T>REAS



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2 $ Thre&!s h&-e %"*%"e! )*&"8s

m&8%", &" &",*e 4et3ee" them.

The )*&"8s o) su&re thre&!s &re +er+e"!%u*&r to

thre&! &>%s &"! +&r&**e* to e&h other.

Thre&!s h&-e & *&r,er o"t&t &re&

+ro-%!%", more )r%t%o"&* res%st&"e to

mot%o". So the &re more su%t&4*e )or

)&ste"%",.

Su&re thre&!s o))er *ess )r%t%o" to re*&t%-e

mot%o". The "orm&* )ore 4et3ee" the thre&!s &ts

+&r&**e* to the &>%s 3%th ero r&!%&* om+o"e"ts.

So the &re su%t&4*e )or +o3er tr&"sm%ss%o".5 Thre&!s &re stro",er th&" the

su&re thre&!s.

Su&re thre&!s h&-e o"* h&*) the res%st%", the

+o3er( rest%", the she&r%", &t%o".

7 Thre&!s &re he&+ 4e&use the

&" 4e ut e&s%* 4 & !%e or o"m&h%"es.

Su&re thre&!s &re ost*.

0 E>&m+*es )or thre&!s &re thethre&! use! %" 4o*ts( "uts &"! stu!s.

E>&m+*es )or su&re thre&!s &re *e&! sre3 o) &*&the( sre3 6&8 et.(

2.0 $ THREADS2.0.2. Br%t%sh st&"!&r! 3h%t 3orth thre&! #BSW'

Th%s thre&! 3&s %"tro!ue! 4 S%r ose+h 3h%t 3orth( &"! 3&s st&"!&r!%e! &s Br%t%shst&"!&r! thre&!. It h&s & thre&! &",*e o) 00 !e,ree &"! %s rou"!e! eu&** &t rest &"! roots.

2.0.. Br%t%sh Asso%&t%o" thre&!s #B.A Thre&!s'The &",*e 4et3ee" )*&"8s %s 71.0 !e,ree. These thre&!s &re to su++*eme"t BSW &"! h&-e

)%"e +%thes. The &re use! o" sre3s )or +re%s%o" 3or8.

2.0.5. Amer%&" st&"!&r! thre&!s #or' se**ers thre&!

The thre&! &",*e %s 9= !e,ree &"! 4oth the rests &"! roots &re 8e+t )*&t. The se**ers

thre&! h&s 4ee" %" use %" USA &"! C&"&!&.

2.0.7. U"%)%e! sre3 thre&!s

The ou"tr%es U( U.S.A &"! C&"&!& &me to &" &rr&",eme"t )or & ommo" sre3

thre&! sstem 3%th the %"*u!e! &",*e o) 9= !e,ree &"! !es%,"&te! &s u"%)%e! sre3 thre&! %" thee&r 2;7;. The thre&! o" the 4o*t %s rou"!e! o)) &t the rest &"! root &"! the thre&! %" the "ut %s

rou"!e! o)) &t the root 4ut the rest %s *e)t )*&t. Th%s thre&! %s -er %m+ort&"t %" the motor &"!

&ero +*&"e %"!ustr%es &"! %" hem%&* e",%"eer%",. U"%)%e! thre&! &" 4e e%ther o&rse #UNC' or )%"e #UNF' &"! u"%)%e! "&t%o"&* e>tr& )%"e #UEF'.

2.0.0. ISO Metr% Thre&!Th%s %s I"!%&" st&"!&r! thre&! )or ISO #I"ter"&t%o"&* St&"!&r! Or,&"%&t%o"'. The

%"*u!e! &",*e %s 9=!e,ree &"! the rests &re )*&t &"! roots &re rou"!. Metr% thre&!s &re ,rou+e!

%"to !%&meter +%th om4%"&t%o" !%))ere"t%&te! 4 the +%th &++*%e! to s+e%)% !%&meters. There

&re o&rse( o"st&"t( )%"e +%th ser%es &-&%*&4*e.ISO metr% thre&!s &re !e)%"e! 4 "om%"&* s%e

#B&s% m&6or !%&meter' &"! +%th 4oth e>+resse! %" m%**%meters. For e>&m+*e( & 2=mm !%&meter(2.0 +%thes %s e>+resse! &s M2=>2.0.

*.6 SDUARE T>REAS

*.6.*. B!:i9 :(!%e "$%e!d

The s%!es o) these thre&!s &re "orm&* to the &>%s &"! +&r&**e* to e&h other. The !e+th &"!the th%8"ess o) the thre&! &re eu&* to h&*) +%th. A su&re thre&! %s !es%,"&te! 4 the *etter S@



14/54


)o**o3e! 4 "om%"&* !%&meter +%th. For e>&m+*e & su&re thre&! o) "om%"&* !%&meter 5=mm&"! +%th 9mm %s !es%,"&te! &s S@ 5= ? 9.

*.6.0. A9me T$%e!d

It %s & mo!%)%e! )rom o) su&re thre&!. It %s e&s%er to ut &"! %s muh stro",er th&" su&re

thre&!. It h&s &; !e,ree thre&! &",*e. These %"*%"e! s%!es o) the thre&! )&%*%t&te u%8 &"!e&r* e",&,eme"t &"! !%se",&,eme"t. It %s use! )or +o3er sre3s *%8e *e&! sre3 o) *&the(

6&8sre3s( 4e"h -%es &"! -&*-e o+er&t%", sre3s.

*.6.0. B(""%e:: T$%e!d

The +ro)%*e o) th%s thre&! %s & om4%"&t%o" o) su&re &"! $ thre&!s. It om4%"es the *o3)r%t%o"&* o) su&re &"! &4%*%t to tr&"sm%t +o3er o) su&re thre&! &"! the stre",th o) thre&!.

It %s use! to tr&"sm%t *o&! %"u"%$!%ret%o". These thre&!s &re use! %" sre3 +ress( -%es.

*.6.. @n(9&le T$%e!d

It %s &*so & mo!%)%&t%o" o) su&re thre&!. The sh&r+ or"ers o) su&re thre&! &re rou"!e!

o)). Th%s thre&! %s use! 3here he&- 3e&r rou,h use %s e>+ete!. The thre&! &" 4e ro**e! or &ste&s%*. It %s use! %" r&%*3& &rr%&,e ou+*%", sre3s( *%,ht 4u*4s &"! so8ets( 4ott*e &+s et &"!&*so o46ets m&!e o) 4r%tt*e m&ter%&*s &s ,*&ss( +*&st%( +ore*&%"s et.



15/54




16/54


0.4 @EYS

0.* In"%od(9"ion)

A m&h%"e ru"s 4 the +o3er su++*%e! to %t 4 & +r%me mo-er suh &s motor( e",%"e et.Th%s +o3er %s tr&"sm%tte! )rom +r%me mo-er to the m&h%"e throu,h & ou+*er 3h%h ou+*es

sh&)t o) the +r%me mo-er &"! the m&h%"e. W%th%" the m&h%"e the +o3er )rom the m&%" sh&)t %str&"sm%tte! to the other e*eme"ts suh &s ,e&rs( +u**es &"! 4e*ts. These e*eme"ts h&-e to 4e

mou"te! o" these sh&)ts &"! there shou*! "ot 4e &" re*&t%-e mot%o" 4et3ee" the m&h%"ee*eme"t &"! sh&)t )or e))et%-e +o3er tr&"sm%ss%o". The most ommo"* em+*oe! metho! to

o""et & sh&)t &"! & m&h%"e +&rts %s to !r%-e & sm&** +%ee o) met&* s 8"o3" &s EY. To !r%-e &

8e &>%&* ,roo-es &re ut 4oth %" the sh&)t e"! the +&rt mou"te! o" %t. The ,roo-e %" the sh&)t %s&**e! the EYWAY.

0.0 CLASSIFICATION OF @EYS)

es &re *&ss%)%e! %"to three t+es

2. T&+er 8es. P&r&**e* #or' )e&ther 8es5. S+e%&* +ur+ose 8es

.5 COMPARISION BETWEEN TAPER EY AND PARALLEL EY

S.NO TAPER @EY PARALLEL @EY

It %s o) ret&",u*&r ross set%o"

h&-%", u"%)orm 3%!th &"! t&+er%",

th%8"ess.

It %s o) ret&",u*&r ross set%o" h&-%", u"%)orm

3%!th &"! t&+er%", th%8"ess.

These &re use! to tr&"sm%t o"* the

tur"%", mome"t 4et3ee" the sh&)t &"!

hu4 3%thout &" re*&t%-e &>%&* mot%o" 4et3ee" them.

These &re use! to tr&"sm%t mome"t 4et3ee" the

sh&)t &"! hu4 3%th the +ro-%s%o" to &**o3 &

sm&** s*%!%", &>%&* mot%o".

e>&m+*es )or t&+er 8es &re%. T&+er su"8 8e

%%. Ho**o3 s&!!*e 8e )*&t s&!!*e

%%%. G%4 he&! 8e

e>&m+*es )or +&r&**e* 8es &re%. P&r&**e* su"8 8e

%%. Pe, 8e

%%%. S%",*e he&! 8e%-. Dou4*e he&! 8e

S+e%&* +ur+ose 8es &re use! )or s+e%)% &++*%&t%o" #e>' Woo!ru)) 8e( +%" 8e.

es &" &*so 4e *&ss%)%e! &s

2. He&- !ut 8es su"8 8es

. L%,ht !ut 8es s&!!*e 8es( +%" #or' rou"! 8es.

0..* T!pe% &ey:)

A su"8 t&+er 8e %s o) ret&",u*&r or su&re ross set%o" o) u"%)orm 3%!th h&-%", %ts 4ottom sur)&e str&%,ht &"! to+ sur)&e t&+ere!. So %" the sh&)t )*&t 8e se&t %s m&!e &"! %" the

hu4 t&+ere! 8e %s m&!e to &ommo!&te the 8e.

I) D %s the !%&meter o) the sh&)t %" mm



17/54


W W%!th o) the 8eT th%8"ess o) the 8e

W =.0DKmm

T =.99WSt&"!&r! t&+er 22==

0..0 S!ddle &ey)

S&!!*e 8es &re o) t3o t+es&. Ho**o3 s&!!*e 8e

4. F*&t s&!!*e 8e

.

0..0.*. >ollo8 :!ddle &ey)

A ho**o3 s&!!*e 8e %s o) u"%)orm 3%!th &"! -&r%", th%8"ess h&-%", %ts u++er s%!e )*&t

&"! the 4ottom s%!e ur-e! #ho**o3' so &s %t s%t o" & sh&)t. The 8e 3& %s ut o"* %" the hu4 &"!the 8e ho*!s the sh&)t 4 )r%t%o" o"*.

W%!th o) the 8e =.0DKmm

Nom%"&* th%8"ess =.55WSt&"!&r! t&+er 22==

0..0.0. Fl!" :!ddle &ey)

A )*&t s&!!*e 8e %s sm&**er %s s%m%*&r to & ho**o3 s&!!*e 8e e>e+t th&t %ts 4ottom s%!e %s)*&t. The 8es s%ts o-er the )*&t sur)&e )orme! o" the )*&t sh&)t( &"! )%ts %"to the 8es 3& %" the

hu4.

W%!th o) the 8e =.0DKmm Nom%"&* th%8"ess =.55W

St&"!&r! t&+er 22==

0... Gib $e!d &ey)Whe" & t&+ere! su"8 8e %s use! %t &" 4e remo-e! 4 str%8%", &t %ts e>+ose! th%" e"!. I)

th%s e"! %s "ot Re&h&4*e( & he&! %s &**e! GIB %s +ro-%!e! 3%th the su"8 t&+er 8e &t %ts th%8er

e"! %t %s &**e! GIB$HEAD 8e. To remo-e the 8e( & 3e!,e %s )ore! -ert%&** %" the ,&+ 4et3ee" the 8e &"! the hu4.

W%!th o) the 8e W =.0DKmmNom%"&* th%8"ess

T =.55WHe%,ht o) ,%4 he&! h 2.10TW%!th o) the ,%4 he&! 4 2.0T

St&"!&r! t&+er 22==

.4 T>REAE FASTENERS.* INTROUCTION

Thre&!e! )&ste"ers &re tem+or&r )&ste"ers( 3h%h ho*! the +&rts to,ether throu,h theme!%um o) & sre3 thre&!. These &re use! %" +&%rs )or the%r &t%o" #)or e>&m+*e( & "ut &"! & 4o*t'.

The h&-e the &!-&"t&,e o-er +erm&"e"t )&ste"ers o) &**o3%", &ssem4* o) +&rts 3he" reu%re!.A 3%!e -&r%et o) thre&!e! )&ste"ers &re %" use. Some o) them &re st&"!&r!%e! &"! others &re

m&!e )or s+e%&* use.

.0 COMMON TYPE OF T>REAE FASTENERS

The )%-e t+es o) thre&!e! )&ste"ers %" ommo" use &re



18/54


Bo*t

Stu!

C&+ sre3

M&h%"e sre3

Set sre3

A** these 3%th e>ter"&* thre&!e! &"! use! %" om4%"&t%o" 3%th &"other h&-%",

orres+o"!%", %"ter"&* thre&!s #e,' & "ut or & t&++e! ho*e.

.0.* BOLTS

A 4o*t %s & met&* h&-%", & he&! &t o"e e"! &"! & thre&!e! +ort%o" to & !e)%"%te *e",th o"other e"!. The he&! %s )orme! 4 )or,%", or m&h%"%",. The 4o*t %s &!m%tte! throu,h ho*es %" the

+&rts( 3h%h &re to 4e )&ste"e!. The +ro6ete! thre&! e"! o) the 4o*t &!m%ts & orres+o"!%", "ut

)rom the other s%!e. T%,hte"%", the 4o*t 4 tur"%", ,%-es "eess&r *&m+%", ,r%+ to ho*! the +&rts to,ether. Bo*ts &"! "uts o) -&r%ous sh&+es &re use! )or !%))ere"t +ur+ose 4ut the he>&,o"&*

he&! &"! su&re he&! &re -er ommo". A*thou,h( the su&re sh&+e +ro-%!es 4etter s+&""er ,r%+

th&" the he>&,o"( 4ut "ee!s o"e )ourth o) & tur" to 4r%", %t %"to the s&me +os%t%o" )or %"sert%",

s+&""er &,&%"( 3here&s & he>&,o" "ee! o"* o"e s%>th o) & tur" &"! he"e +ro-%!e!. The sh&r+or"ers o" the e>ter"&* )*&t e"! )&es o) 4o*t he&!s &"! "uts &re h&m)ere! o"%&** &t 5= to

e"sure s&)et o) the user. To )&%*%t&te e&r* %"sert%o" o) the "ut o-er the 4o*t( the thre&!e! ho*es

%" the "ut &re ou"ter su"8. Three !%me"s%o"s &re usu&** su))%%e"t )or s%m+*%)%e! re+rese"t&t%o"o) & 4o*t

The 4o*t sh&"8 !%&meter #!'

The 4o*t *e",th #*'

The *e",th o) & thre&!e! +ort%o" o) the sh&"8 #4'

.0.0 EMPIRICAL PORTIONS OF >EAGON AN SDUARE >EA BOLT

NUTETAIL PROPORTION Nom%"&* !%&meter !s%e o) 4o*t or "ut( mm

W%!th &ross )*&ts s2.0!K5mmW%!th &ross or"ers e!

Th%8"ess o) 4o*t he&! 8=.:!Th%8"ess o) "ut "=.;!

Root !%&meter !2!$#!e+th o) thre&!'

Le",th o) the 4o*t *&s s+e%)%e!Thre&! *e",th 4!K9mm #)or *20=mm'!K2mm #)or *Q20=mm'

Ch&m)er o) 4o*t e"! !e+th o) thre&!70#!e,ree' #or' =.2!

Ch&m)er &",*e o) 4o*t he&! < "ut 5= #!e,ree'

*.0.0.* RA+ING OF >EAGONAL NUT AN BOLT

STEP) *

Dr&3 the sh&"8 o) the 4o*t eu&* to the ,%-e" !%&meter #!' &"! *e",th #*'.The th%8"ess o) the 4o*t he&! eu&*s to =.:! &"! the th%8"ess o) "ut eu&* to =.;! &re m&r8e!. Me&sure the 3%!th

&ross or"ers eu&* to !&"! om+*ete the three )&es o) the 4o*t he&! &"! "ut %" these *%"es.

The r%,ht h&"! -%e3 o) the 4o*t &"! "ut &ssem4* %s !r&3" &s )o**o3s 3%th &" +o%"t o"the &>%s &s e"tre &"! r&!%us eu&* to !r&3 & th%" %r*e. A he>&,o" %s %"sr%4e! %"s%!e th%s %r*e.

The h&m)er %r*e %s !r&3" &s & th%8 %r*e %"s%!e the he>&,o" touh%", &** %ts s%!es.



19/54


STEP) 0

The h&m)er &rs %" three )&e -%e3 o) 4o*t he&! &"! "ut &re !r&3" &s )o**o3s.

From the +o%"t O2( !r&3" &" &r #more th&" sem% %r*e' r&!%us eu&* to h&*) o) the &ross

)*&ts 3%!th. It uts the 4o*t &>%s &t . From ( &,&%" !r&3 &" &r eu&* to h&*) o) the &ross )*&t3%!th. Th%s &r uts the 4o*t &>%s &t 5. These t3o &rs &re %"terset%", &t 7 &"! 0.

From 5( !r&3 the h&m)er &r %" the e"tre )&e( r&!%us eu&* to &ross )*&ts 3%!th. Th%s&r uts the e!,es o) the other t3o )&es. From 7 &"! 0( !r&3 the other t3o h&m)er &rs.

STEP)

The h&m)er *%"es o" the s%!e )&es o) the three )&e -%e3s o) the 4o*t he&! &"! "ut &re

!r&3" throu,h the +o%"ts + &"! %"*%"e! &t 5= to the )*&t )&es o) the 4o*t. The e"!o) t he 4o * t % s h&m) e r e! = .2!70 .

The thre&!e! +ort%o" o) the sh&"8 %s %"!%&te!( 4 !r&3%", t3o th%" *%"es &t & !%st&"e

eu&* to!2=.;!.the root %r*e %" the r%,ht -%e3 %s re+rese"te! 4 & th%" three$)ourth o) & %r*eo) !%&meter =.;!.

STEP) 3The t3o )&e -%e3 o) the 4o*t he&! &"! "ut %s &s )o**o3s. The 3%!th o) the 4o*t he&! %"

th%s -%e3 %s eu&* to the &ross )*&ts 3%!th. Dr&3 &" &r r&!%us eu&* to h&*) o) the &ross )*&ts

3%!th )rom the +o%"t O2. T3o &rs 3%th r&!%us eu&* to &ross )*&ts 3%!th )rom the or"ers. These

t3o &rs ut the )%rst &r &t t3o +o%"ts = &"! =5.From = &"! =5 the h&m)er &rs &re !r&3".

.0. %!8in' o# S(!%e >e!d Bol" And N(")

STEP) *

Dr&3 the sh&"8 o) the 4o*t eu&* to the ,%-e" !%&meter ! &"! the *e",th o) the 4o*t. The

th%8"ess o) the 4o*t he&! %s eu&* to =.:! &"! the th%8"ess o) the "ut %s eu&* to =.;! &re

m&r8e!.The r%,ht h&"! -%e3 o) the 4o*t &"! "ut &ssem4* %s !r&3" &s )o**o3s. W%th &" +o%"t =2

o" the &>%s &s e"tre &"! !%&meter eu&* to 2.0!K5mm !r&3 & h&m)er %r*e 3%th %ts s%!es

%"*%"e! &t 70!e,ree to the &>%s.Pro6et the or"ers 2 &"! to ,et to ,et +o%"ts +.

STEP) 0

From the +o%"t =2 !r&3 &" &r r&!%us eu&* to h&*) o) the &ross or"ers 3%!th. From the

or"ers( !r&3 t3o &rs r&!%us eu&* to h&*) o) the &ross or"ers 3%!th. These t3o &rs ut the

)%rst &r &t t3o +o%"ts = &"! =5.From = &"! =5 the h&m)er &rs &re !r&3".

STEP)

The h&m)er *%"e %s !r&3" &t 5=!e,ree to the )*&t )&e o) the 4o*t he&! &"! "ut. Thethre&!e! +ort%o" o" the sh&"8 o) the 4o*t %s %"!%&te! 4 !r&3%", t3o th%" *%"e s+&e! &t &

!%st&"e eu&* to the root !%&meter!2=.;!. The root %r*e %" the r%,ht -%e3 %s re+rese"te! 4 &th%" three$)ourth o) & %r*e 3%th e"ter =2 &"! !%&meter =.;. The e"! o) the 4o*t %s h&m)ere! to

=.2!70!e,ree.

.0.3 Spe9i!l Type: o# Bol":)



20/54


I" +r&t%e -&r%ous t+es o) 4o*ts th&" the he>&,o" &"! su&re he&! 4o*ts &re use! %"3here the 4o*t he&! &""ot 4e he*! 4 the s+&""er 3he" the "ut %s tur"e! o" or o)) the 4o*t. The

rot&t%o" o) the 4o*t +re-e"te! 4 &s to+ +%" or & s"u, or & su&re "e8 +ro-%!e! 4e*o3 the he&!.

.0.3.* Cylind%i9!l o% C$ee:e >e!ded Bol")

The he&! o) th%s t+e o) 4o*t %s o) u+ sh&+e &"! the rot&t%o" o) the 4o*t he&! %s +re-e"te! 4 & sto+ +%". The sto+ +%" m& 4e !r%-e" %"to the sh&"8 3%th %ts &>%s +er+e"!%u*&r to the &>%s o)

the 4o*t. The sto+ +%" m& &*so 4e !r%-e" %"to the he&! &!6&e"t to the sh&"8 3%th %ts &>%s +&r&**e*to the &>%s o) the 4o*t. These t+es o) 4o*t he&!s &re use! %" the 4%, e"!s o) the o""et%", ro!s(

ee"tr%s( ross he&!s et...

.0.3.0 C(p O% Ro(nd >e!ded Bol")

T3o t+es o) u+ he&! 4o*ts &re &-&%*&4*e. I" o"e t+e( & s"u, %s +ro-%!e! 3h%h +re-e"ts

the rot&t%o" o) 4o*t he&!. The other t+e( & su&re "e8 %s +ro-%!e! 3h%h 3%** )%t %"to the su&reho*e +ro-%!e! %" the 4e&r%", sur)&e &"! thus +re-e"ts the rot&t%o" o) the 4o*t he&!.

.0.3. Co(n"e% S(n& >e!d Bol")The ou"ter su"8 he&! 4o*ts &re use! 3he" the 4o*t he&! must "ot +ro6et &"! )ou* 3%th

sur)&es. The ou"ter su"8 4o*t %s +ro-%!e! 3%th & sto+ +%" o) su&re ross set%o" %"te,r&* 3%th

the he&!. The other t+e o) ou"ter su"8 4o*t %s +ro-%!e! 3%th the su&re "e8 4e*o3 the he&!.

Th%s t+e o) 4o*t %s &*so &**e! &s o&h 4o*t.

.0.3.3 I7>e!d Bol")

The he&! o) th%s 4o*t %s *%8e *etter %‟. These 4o*ts &re use! %" 4e&r%", hous%", &"! %",*&"!s +&8%",. These 4o*ts &re use! %" sett%", 3or8 o" m&h%"e too* t&4*es. The % he&! o) the

4o*t &" s*%!e( to the reu%re! +os%t%o" throu,h the % s*ots ut o" the m/ t&4*e.

.0.3.5 Eye Bol")The he&! o) the 4o*t %s %" the )orm o) %ru*&r )orm o) ret&",u*&r ross set%o". It %s

,e"er&** use! %" the %"s+et%o" o-ers( *%!s et...( Wh%h h&-e to 4e o+e"e! &"! *ose!

)reue"t*.

.0.3.6 Li#"in' Eye Bol")

The *%)t%", ee 4o*t( h&-%", & %ru*&r r%", o) %ru*&r ross set%o" &s he&!. A )*&t %ru*&r +ort%o"( %"te,r&* 3%th & he&! %s &*so +ro-%!e!. Th%s t+e o) 4o*t %s use! )or *%)t%", & he&-

m&h%"e suh &s motors( +um+s( tur4%"e( e*etr%&* ,e"er&tors et.( Th%s 4o*t %s sre3e! %" &

thre&!e! ho*e +ro-%!e! )or th%s +ur+ose ( o" the to+ o) the m&h%"e !%ret* &4o-e the e"tre o) ,r&-%t so th&t 3h%*e *%)t%", the m&h%"e !oes "ot h&",e )rom %ts usu&* 3or8%", +os%t%o"

.0.3./ >oo& Bol")

The hoo8 4o*t h&s %ts he&! om+r%s%", o) & su&re "e8 &"! +ro6et%o". The sh&"8 o) the 4o*t +&sses throu,h & ho*e %" o"e o) the )&ste"%", +%ees &"! the other +%ee omes u"!er the 4o*t

he&! &"! %s su++orte! 4 %t. D%))ere"t t+es o) R%-et He&!s F%,



21/54


. NUTS

A "ut %s & !e-%e h&-%", %"ter"&* thre&!s use! %" om4%"&t%o" 3%th & 4o*t or stu!( h&-%",

e>ter"&* thre&!s to )&ste" +&rts to,ether. It %s sre3e! o" the thre&!e! e"! o) the 4o*t or stu! &"!the he&! o) the 4o*t %s !r&3" *oser to ho*! &"! t%,hte" the +&rts to 4e 6o%"e!.

Nuts &re usu&** m&!e %" )orm o) he>&,o"&* or su&re +r%sm( ho3e-er -&r%ous other t+es

o) "uts &re &*so use! )or the s+e%)%e! +ur+oses( 3h%h &re su%t&4*e )or & +&rt%u*&r t+e o) 3or8.These s+e%&* t+es o) "uts &re !esr%4e! here.

..* SLOTTE NUT OR RING NUT

O" the *%"!r%&* sur)&e o) the "ut "um4er o) s*ots +&r&**e* to the &>%s &re ut. The "ut %so+er&te! 4 & s+&""er. These &re use! %" *&r,e sre3s )or sm&** +%thes 3here &!6ustme"t 4 &

s+&""er %s o"-e"%e"t.

..0 @NURLE NUTIt %s *%"!r%&* "ut 3%th 8"ur*e! ur-e! sur)&e. The "ut %s use! 3he" )%",er t%,ht"ess

&"! u%8 tur"%", o" or o)) %s !es%re! &s %" the &se o) term%"&*s o) e*etr% &++&r&tus.

.. +ING NUT)

Th%s t+e o) "ut %s use! )or *%,ht !ut o"*. It %s use! 3here-er the "ut %s reu%re! to 4e

)reue"t* tur"%", o" or o)). The "ut %s o+er&te! 4 thum4 &"! )%",er %.e.( 3%thout the use o) &s+&""er. The m&%" o46et%o" )or us%", th%s t+e o) *o8%", %s th&t the ho*e !r%**e! %" the 4o*t

re!ues %ts stre",th o"s%!er&4*. The other eu&** %m+ort&"t o46et%o" %s th&t &)ter o"t%"uous

use o3%", to the streth o) the 4o*t the s+*%t +%" m& "ot rest o" the to+ )&e o) the "ut 3h%h m&re!ue the *o8%", e))et.

..3 SPLIT PIN LOC@ING USING SLOTTE NUT)

I" th%s metho! & s*otte! "ut %s use! %"ste&! o) the or!%"&r "ut. The s*otte! "ut h&s s*ots

ut throu,h the o++os%te +&r&**e* he>&,o"&* )&es. Whe" the 4o*t %s )u** t%,hte"e!( o"e set o) s*ots o" the o++os%te )&es 3%** ome %" *%"e 3%th the ho*e %" the 4o*t. The s+*%t +%" %s %"serte!

throu,h the s*ots %" the "ut &"! the ho*e %" the 4o*t &"! the" o+e" e"!s o) the s+*%t +%" &re o+e"e!.



22/54


..5 SPLIT PIN LOC@ING USING CASTLE NUT)

I" the s*otte! "uts( the "um4er o) e))et%-e thre&!s %s re!ue! !ue to the s*ot 3h%h

re!ues the stre",th o) the "ut o"s%!er&4*. There)ore %"ste&! o) utt%", the s*ots 3%th%" the

e))et%-e !e+th( the &re ut %" the e>tr& *%"!r%&* +ro6et%o" +ro-%!e! &t the to+ o) the "ut. Th%st+e o) "ut %s &**e! &st*e "ut. The &st*e "uts &re use !o" the 3hee* sh&)ts o) &utomo4%*es. I" the

re&ssem4* o) the s*otte! or &st*e "ut( the s*ots m& "ot ome %" the &*%,"me"t 3%th the ho*e %"the 4o*t. I" suh &ses( the "ut %s remo-e! )rom the 4o*t &"! %ts *o3er )&e %s )%**e! u"t%* %t &" 4e

sre3e! t%,ht* so th&t o"e set o) s*ots ome %" &*%,"me"t 3%th the ho*e %" the 4o*t.

..6 SET SCRE+ LOC@ING USING GROOVE NUT)

A he>&,o"&* "ut +ro-%!e! 3%th & *%"!r%&* ,roo-e! o**&r &t %ts *o3er e"! %s &**e! r%",or ,roo-e! "ut. The e"! o) the 4o*t ho*e %s ou"ter 4ore! to ree%-e the *%"!r%&* *o3er ,roo-e!

+ort%o" o) the "ut. Lo8%", o) the "ut %s !o"e 4 & setsre3 sre3e! throu,h the "e&rest )&e o)

the 3or8 +%ee. The +ro6et%o" !o,$e"! o) the set$sre3 e"ters the ,roo-e %" the *%"!r%&* +ort%o" o) the "ut &"! +re-e"ts the s*&8%", o) the

"ut. Th%s metho! o) *o8%", %s +oss%4*e %) the 4o*t ho*e %s *ose to the "e&rest -ert%&* e!,e &s %"

the &se o) m&r%"e e",%"e o""et%", ro!s. Whe" the 4o*t ho*e %s "ot *ose to the -ert%&* e!,e o) the 3or8 +%ee( th%s "ut %s use! %" o"6u"t%o" 3%th se+&r&te o**&r. The !o3e* +%" sre3e! %" the 4e&r%", sur)&e +re-e"ts the rot&t%o" o) the o**&r.

../ SCRE+ PIN LOC@ING)

A "ut m& 4e *o8e! 4 sre3 +%"( sre3e! %" the 4e&r%", sur)&e &!6o%"%", the "ut

touh%", o"e o) the *&ter&* )&es o) the "uts. Th%s t+e o) *o8%", %s em+*oe! 3he" the "ut %s

e>+ete! 3%thout &" &!6ustme"t )or & *o",t%me. I" th%s metho! o) *o8%", )%rst the "ut %ssre3e! o" &"! the" & sre3 +%" %s sre3e! %"to & thre&!e! ho*e %" the 4e&r%", sur)&e &!6o%"%",

to o"e *&ter&* -ert%&* )&es o) the "ut.

.3. LOC@ING BY A LOC@ PLATE)Th%s t+e o) *o8%", %s em+*oe! %" the he&- e",%"eer%", 3or8( &s %" the &se o)

o""et%", ro!( 3hee* sh&)ts et. the +*&te %s ,roo-e! %" suh & 3& th&t the ,roo-es %" the +*&te

ree%-e the he>&,o"&* or"ers o) the "ut &t e-er 5= rot&t%o". The +*&te %s )%>e! to the 4e&r%", sur)&e 4 & t&+ 4o*t sre3e! %"to %t.

.3.* LOC@ING BY A TAP +AS>ER)

A t&+ 3&sher +ro-%!e! 3%th & ret&",u*&r +ro6et%o" %s &**e! t&4 3&sher. Th%s metho! o)

*o8%", o) "ut or 4o*t he&! %s su%t&4*e 3he" the "ut or 4o*t he&! %s t%,hte"e! &"! the t&4 &"! the

+ro6et%o" +ort%o" o) the 3&sher %tse*) &re 4e"t &,&%"st the -ert%&* e!,e o) the 3or8 +%ee &"!o"e o) the *&ter&* )&es o) the "ut or 4o*t he&!.

.5 STU OR STU BOLT) Stu! %s & rou"! 4&r thre&!e! o" 4oth %ts e"!s. A" u"!es%r&4*e )e&ture o) & t&4 4o*t

)&ste"%", %s the te"!e" to !&m&,e the thre&!s %" the ho*es 3he" the 4o*ts &re )reue"t*remo-e! &"! re+*&e!( es+e%&** 3he" the sre3e! ho*es &re %" the %ro" &"! &*um%"um &**os(

th%s !%s&!-&"t&,e &re o-erome 4 the use o) stu! 4o*ts. It h&s thre&!s o" 4oth e"!s so th&t o"e o)

the +%ees( 4e%", he*! to,ether( must 4e thre&!e! to re+*&e the he&!. The stu! 4o*t %s sre3e!t%,ht* %"to the thre&!e! +&rt 4 & s+e%&* *o8"ut !e-%e( u"t%* %t 6&ms. The stu!s 4eome &"

&ssem4* ,u%!e 4 me&"s o) 3h%h the other +&rt( 3h%h %s !r%**e! 4ut "ot thre&!e!( %s e&s%*



23/54


+*&e! %" +os%t%o". A "ut sre3e! o" the other e"! o) the stu! 4o*t ho*!s the t3o +&rts to,ether.The e"! o) the su&re "e8( &t the e"ter( )&%*%t&tes ,r%++%", o) stu! 3h%*e sre3%", or

u"sre3%",.

.6 SET SCRE+S

Setsre3s &re use! &s sem% +erm&"e"t )&ste"ers to ho*! & o**&r( s*ee-e( +u**e or o" &sh&)t &,&%"st rot&t%o"&* or tr&"s*&t%o" )ores. I" o"tr&st to most )&ste"%", !e-%e( the setsre3 %s

esse"t%&** & om+ress%o" !e-%e. Fores !e-e*o+e! 4 the sre3 +o%"t !ur%", t%,hte"%", +ro!ue& stro", *&m+%", &t%o" th&t res%sts re*&t%-e mot%o" 4et3ee" &ssem4*e! +&rts. The 4&s% +ro4*em

%" setsre3 se*et%o" %s %" )%"!%", the 4est om4%"&t%o" o) setsre3 )orm( s%e( &"! +o%"t st*e

+ro-%!%", the reu%re! ho*!%", +o3er. Set sre3s &re &te,or%e! 4 the%r )orm &"! the !es%re! +o%"t st*e. Se*et%o" o) s+e%)%( )orm or +o%"t %s %")*ue"e! 4 )u"t%o"&* 4 )u"t%o"&*( &s 3e**

&s other o"s%!er&t%o"s.

The o"-e"t%o"&* &++ro&h to setsre3 se*et%o" %s usu&** 4&se! o" & ru*e o) thum4 th&tthe set sre3 &"! 8e &re use! to,ether the sre3 !%&meter shou*! 4e eu&* to the 3%!th o) the

8e.

./ CAP SCRE+

C&+ sre3s &re s%m%*&r to 4o*ts %" th&t the h&-e & he&! o" o"e thre&!s o" the other. But

the 3%!e* %" the metho! o) ho*!%", t3o +&rts to,ether. The 4o*t 8ee+s t3o +&rts 4et3ee" the

he&! &"! the "ut( &"! the &+$sre3 %s thre&!e! %" o"e o) the +&rts( thus *&m+%", &"other +&rt 4et3ee" the he&! thre&!e! +&rt. The &+ sre3s &re m&"u)&ture! %" se-er&* st*es o) he&!. The

+o%"t o) &** &+ sre3 %s )*&t sur)&e &"! to & !e+th eu&* o) the thre&!e! o" %t.

.1 MAC>INE SCRE+S

These &re s%m%*&r %" )u"t%o" &"! o+er&t%o" to &+ sre3s( 4ut &re usu&** sm&**er %"

!%&meter. M&ter%&*s )or ,e"er&* e",%"eer%", +ur+ose( "uts &"! sre3s &re m&!e o) m%*! stee*

#MS'. Ho3e-er( o++er &"! %ts &**os( &*um%"um &**os( et &re &*so &**os( et &re &*so use! )or &*so use! )or s+e%&* +ur+ose %" the%r m&"u)&ture.

.2 FOUNATION BOLTS

For seur%", he&- m&h%"es to o"rete )ou"!&t%o"s( s+e%&* t+es o) 4o*ts 8"o3" &s

)ou"!&t%o" 4o*t s&re use!. Pos%t%o"s o) 4o*t ho*es &re m&r8e! e%ther )rom & tem+*e or )rom &

tem+*&te or )rom the m&h%"e %tse*)( &"! ho*es 4ore! out %" the )*oor( su))%%e"t* *&r,e e"ou,h to&**o3 the 4o*t to 4e sus+e"!e! )ree* %" +os%t%o"s 3h%*e the eme"t o"rete %s +oure! &rou"! to

)%** u+ the s+&e. Whe" the eme"t o"retes sets the 4o*t 3%** 4e )%rm* seure! %" the ,rou"!.

F%,. Fou"!&t%o" Bo*ts



24/54


RESULTS)

Thus the stu!%es o) Sre3 thre&!s( 8es &"! )&ste"ers 3ere stu!%e!.



25/54


26/54


57 PROPERTIES Co"tro*s +ro+ert%es o) e>%st%", o46ets

50 MTE?T Mu*t%*%"e te>t

59 ORTHO Co"str&%"s ursor mo-eme"t

51 OSNAP Sets o46et s"&+ mo!es

5: REDRAW Re)reshes the !%s+*& %" the urre"t -%e3 +ort

5; REGEN Re,e"er&tes the !r&3%", &"! re)reshes the urre"t -%e3 +ort

7= ROTATE Rot&te

72 SCALE E"*&r,es or re!ues se*ete! o46ets eu&** %" the ?(Y( &"!

!%ret%o"s

7 SCRIPT E>eutes & seue"e o) omm&"!s )rom & sr%+t

75 SETCH Cre&tes & ser%es o) )reeh&"! *%"e se,me"ts

77 SPLINE Cre&tes & u&!r&t% or u4% s+%"e #NURBS' ur-e

70 TE?T D%s+*&s te>t o" sree" &s %t %s e"tere!

79 UNDO Re-erse the e))et o) omm&"!s

71 OOM I"re&ses or !ere&ses the &++&re"t s%e o) o46ets %" the urre"t -%e3

+ort

7: AREA C&*u*&tes the &re& &"! +er%meter o) o46ets or o) !e)%"e! &re&s

7; LTSCALE Sets the *%"e t+e s&*e )&tor

0= BACGROUND Sets u+ the 4&8,rou"! )or our se"e

02 BASE Sets the %"sert%o" 4&se +o%"t )or the urre"t !r&3%",

0 BLIPMODE Co"tro*s the !%s+*&s o) m&r8er 4*%+s

05 BLOCICON Ge"er&tes +re-%e3 %m&,es )or 4*o8s re&te! 3%th re*e&se 27or e&r*%er

07 CHPROP Ch&",es the o*or( *&er( *%"e t+e( s&*e )&tor( *%"e 3e%,ht( th%8"ess(

&"! +*ot st*e o) &" o46et

00 CLOSE C*oses the urre"t !r&3%",

09 DBLIST L%sts !&t&4&se %")orm&t%o" )or e&h o46et %" the !r&3%",

01 DDEDIT E!%ts te>t &"! &ttr%4ute !e)%"%t%o"s0: DDPTYPE S+e%)%es the !%s+*& mo!e &"! s%e o) +o%"t o46ets

0; DELAY Pro-%!es & t%me! +&use 3%th%" & sr%+t

9= DIM AND DIM Aesses !%me"s%o"%", mo!e

92 DIMALIGNED Cre&tes &" &*%,"e! *%"e&r !%me"s%o"

9 DIMANGULAR Cre&tes &" &",u*&r !%me"s%o"

95 DIMBASELINE Cre&tes & *%"e&r( &",u*&r( or or!%"&te !%me"s%o" )rom the 4&se*%"e o)

the +er-%ous !%me"s%o" or & se*ete! !%me"s%o"

97 DIMDIAMETER Cre&tes !%&meter !%me"s%o"s )or %r*es &"! &rs

90 DIMEDIT E!%t !%me"s%o"s

99 DIMLINEAR Cre&tes *%"e&r !%me"s%o"

91 DIMORDINATE Cre&tes or!%"&te +o%"t !%me"s%o"s9: DIMOERRIDE O-err%!es !%me"s%o" sstem -&r%&4*es

9; DIMRADIUS Cre&tes or!%"&te +o%"t !%me"s%o"s

1= DIMSTYLE Cre&tes &"! mo!%)%es !%me"s%o" st*es

12 DIST Me&sures the !%st&"e &"! &",*e 4et3ee" t3o +o%"ts

1 DWGPROPS Sets &"! !%s+*&s the +ro+ert%es o) the urre"t !r&3%",

15 FILL Co"tro*s the )%**%", o) mu*t%$*%"es( tr&es( so*%!s( &** h&th s&"! 3%!e



27/54


+o**%"es

17 FILTER Cre&tes reus&4*e )%*ters to se*et o46ets 4&se! o" +ro+ert%es

10 ID D%s+*&s the oor!%"&te -&*ues o) & *o&t%o"

19 LIST D%s+*&s !&t&4&se %")orm&t%o" )or se*ete! o46ets

11 MASSPROP C&*u*&te &"! !%s+*&s the m&ss +ro+ert%es o) re,%o"s or so*%!s

1: MENU Lo&!s & me"u )%*e

1; MENULOAD Lo&!s +&rt%&* me"u )%*es

:= MENUUNLOAD U"*o&!s +&rt%&* me"u )%*es

:2 OPTIONS Custom%es the AutoCAD sett%",s

: PLAN D%s+*&s the +*&" -%e3 o) & user oor!%"&te sstem

:5 PLOT P*ots & !r&3%", to & +*ott%", !e-%e o) )%*e

:7 SHADEMODE Sh&!es the o46ets %" the urre"t -%e3 +ort

:0 SNAP Restr%ts ursor mo-eme"t to s+e%)%e! %"ter-&*s

:9 SPELL Che8s s+e**%", %" & !r&3%",

:1 LISP D%s+*&s the %su&* LISP %"ter&t%-e !e-e*o+me"t e"-%ro"me"t#IDE'

RESULTS)

Thus the AutoCAD so)t3&re 3&s stu!%e!.



28/54


Ex.No) 6 BASIC 0 RA+ING A("o CA

!"e)

Aim)2. To u"!erst&"! !r&3%", st&"!&r!s

. Dr&3 4&s% s8ethes &"! o"str&%"t them us%", Geometr%&* &"! D%me"s%o"&* o"str&%"ts

P%o9ed(%e)

2. O+e" Auto CAD Dr&3 the Sh&+e ,%-e" %" the F%,.2.

. A!! re*&t%o"s &"! Sm&rt !%me"s%o"s &"! m&8e sure th&t the S8eth %s Fu** o"str&%"t5. Ch&",e the !%me"s%o"s &or!%", to F%,.2

7. Re+e&t the s&me )or F%,. to F%,.9

Comm!nd: (:ed) L%"e( C%r*e( Ar( F%**et( Tr%m( Sm&rt D%me"s%o"( Re*&t%o"s( Sho3( %e3

Re:(l")

The 4&s% s8ethes 3ere !r&3" us%", CATIA &s sho3" %" F%,ures &"! the reu%re!

+&r&meters 3ere &!!e! to mo!%) the !%me"s%o"s &t *&ter st&,e %) "eess&r.



29/54




30/54


Ex. No) / ASSEMBLY OF SLEEVE AN COTTER =OINT

!"e)

Aim)

. To re&te 5D mo!e*s o) S*ee-e &"! Cotter o%"t +&rts us%", Auto CAD/CATIA.

5. To Cre&te the Assem4* o) S*ee-e &"! Cotter o%"t us%", Auto CAD/CATIA.7. To u"!erst&"! the t+e o) )%ts &"! to*er&"es use! %" Assem4*.

P%o9ed(%e)

2. The mo!e*%", o"e+ts So*%! mo!e*%",( Sur)&e mo!e*%", 3ere tr&%*e! %"

AutoCAD/CATIA 4 re&t%", 5D mo!e* o) S*ee-e &"! otter o%"t$o""et%", ro!(

s*ee-e( otter.

. The o+t%o"s &-&%*&4*e %" e&h Fe&ture omm&"! &re tr%e! to u"!erst&"! the &+&4%*%t%es

o) e&h omm&"!.5. Des%," Metho!s Bottom$u+ Des%,"( To+ !o3" Des%," &re !%susse!.

7. Assem4* o) S*ee-e &"! Cotter o%"t 3&s re&te! us%", Bottom$u+ !es%," &++ro&h.

Comm!nd: (:ed)

S&e"9$e% Comm!nd:) L%"e( C%r*e( Ar( F%**et( Tr%m( Sm&rt D%me"s%o"( Re*&t%o"s( Sho3( &"!%e3.

Fe!"(%e: Comm!nd:) E>tru!e #+&!' &"! Cut( Re-o*-e #sh&)t'( S3ee+( &"! Lo)t( F%**et/Rou"!(

Ch&m)er( &"! Dr&)t( Ho*e $ S%m+*e &"! Ho*e W%&r!( Ho*e Ser%es( S&*e(

She**( R%4( Dome( Free)orm( Sh&+e( De)orm( I"!e"t( F*e>( P&tter" &"!M%rror( Cur-es( F&ste"%", Fe&tures.

A::embly Comm!nd:) I"sert( Com+o"e"t( E>%st%", P&rt/Assem4*.

M!"in' Comm!nd:) A",*e( Co%"%!e"t( Co"e"tr%( D%st&"e( P&r&**e*( Per+e"!%u*&r( T&",e"t.

Re:(l")

The 5D mo!e*s o) S*ee-e &"! Cotter o%"t +&rts &re re&te! us%", Auto CAD/CATIA. The

t+e o) )%ts&"! to*er&"es use! %" Assem4* &re stu!%e!.



31/54




32/54


Ex.No)1 ASSEMBLIES OF SOC@ET AN SPIGOT =OINT

!"e)

Aim)

2. To re&te 5D mo!e*s o) So8et < s+%,ot o%"t +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) So8et < s+%,ot 6o%"t us%", Auto CAD/CATIA.

P%o9ed(%e)

2. The !r&3%",s o) so8et( s+%,ot( &"! otter &re stu!%e!.

. 5D mo!e*s o) so8et( s+%,ot( otter &re re&te! us%", Auto CAD/CATIA.

5. The Assem4* o) so8et &"! s+%,ot 6o%"t 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)

S&e"9$e% Comm!nd:) L%"e( C%r*e( Ar( F%**et( Tr%m( Sm&rt D%me"s%o"( Re*&t%o"s( Sho3( &"!

%e3.

Fe!"(%e: Comm!nd:) E>tru!e #P&!' &"! Cut( Re-o*-e #Sh&)t'( F%**et/Rou"!( Ch&m)er( Ho*e

S%m+*e( P&tter" F&ste"%", Fe&tures.


M!"in' Comm!nd:) Co%"%!e"t( Co"e"tr%( D%st&"e.

Re:(l")The 5D mo!e*s o) So8et &"! s+%,ot 6o%"t +&rts #so8et( s+%,ot( otter' &re re&te! us%",

AutoCAD/CATIA.



33/54




34/54


Ex.No)2 ASSEMBLY OF GIB COTTER =OINT

!"e)

Aim)

2. To re&te 5D mo!e*s o) GIB < COTTER OINT +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) G%4 < Cotter o%"t us%", Auto CAD/CATIA.5. To u"!erst&"! the t+e o) )%ts &"! to*er&"es use! %" Assem4*.

P%o9ed(%e)

2. The !r&3%",s o) G%44 < Cotter +&rts #G%44 < Cotter( For8( Su&re ro!' &re stu!%e!.

. 5D mo!e*s o) &** the +&rts &re re&te! us%", CATIA.

5. The Assem4* o) G%44 < Cotter 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)

S&e"9$e% Comm!nd: L%"e( C%r*e( Ar( F%**et( Tr%m( Sm&rt D%me"s%o"( Re*&t%o"s( Sho3( &"!%e3.

Fe!"(%e: Comm!nd:) E>tru!e #P&!' &"! Cut( Re-o*-e #Sh&)t'( F%**et/Rou"!( Ch&m)er( Ho*e $S%m+*e( P&tter"( F&ste"%", Fe&tures.



Re:(l")The 5D mo!e*s o) G%44 < Cotter +&rts #G%44 < Cotter( For8( Su&re ro!' &re re&te!

us%", CATIA. The t+e o) )%ts &"! to*er&"es use! %" Assem4* &re stu!%e!.



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Ex.No)*4 ASSEMBLY OF S>AFT COUPLING

!"e)

Aim)2. To re&te 5D mo!e*s o) F*&",e! Cou+*%", +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) F*&",e! Cou+*%", us%", Auto CAD/CATIA.

P%o9ed(%e)

2. The !r&3%",s o) F*&",es( Sh&)t( T&+er 8e( He>&,o"&* Bo*t &"! Nut &re stu!%e!.

. 5D mo!e*s o) F*&",es( Sh&)t( T&+er 8e( He>&,o"&* Bo*t &"! Nut &re re&te! us%",

AutoCAD/CATIA.

5. The Assem4* o) F*&",e! Cou+*%", 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)

S&e"9$e% Comm!nd: ) L%"e( C%r*e( Ar( F%**et( Tr%m( Sm&rt D%me"s%o"( Re*&t%o"s( Sho3( &"!

%e3.

Fe!"(%e: Comm!nd:) E>tru!e #P&!' &"! Cut( Re-o*-e #Sh&)t'( F%**et/Rou"!( Ch&m)er( Ho*e

S%m+*e( P&tter" F&ste"%", Fe&tures.



Re:(l")

The 5D mo!e*s o) F*&",e! Cou+*%", +&rts #F*&",es( Sh&)t( T&+er 8e( He>&,o"&* Bo*t&"! Nut' &rere&te! us%", Auto CAD/CATIA.



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Ex.No) ** ASSEMBLY OF SIMPLE ECCENTRIC



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!"e)

Aim)

2. To re&te 5D mo!e*s o) SIMPLE ECCENTRIC +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) S%m+*e Ee"tr% us%", Auto CAD/CATIA.5. To u"!erst&"! the t+e o) )%ts &"! to*er&"es use! %" Assem4*.

P%o9ed(%e)

2. The !r&3%",s o) S%m+*e Ee"tr% +&rts #str&+s( she&-e( sh%m( heese he&!e! 4o*t(M2"ut( M2 *o8 "ut' &re stu!%e!.

. 5D mo!e*s o) &** the +&rts &re re&te! us%", Auto CAD/CATIA.

5. The Assem4* o) S%m+*e Ee"tr% 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)

S&e"9$e% Comm!nd: ) L%"e( C%r*e( Ar( F%**et( Tr%m( Sm&rt D%me"s%o"( Re*&t%o"s( Sho3( &"!

%e3.

Fe!"(%e: Comm!nd:) E>tru!e #+&!' &"! Cut( Re-o*-e #sh&)t'( F%**et/Rou"!( Ch&m)er( Ho*e

S%m+*e( P&tter"( F&ste"%", Fe&tures.



Re:(l")

The 5D mo!e*s o) S%m+*e Ee"tr% +&rts #str&+s( she&-e( sh%m( heese he&!e! 4o*t( M2"ut( M2*o8 "ut' &re re&te! us%", Auto CAD/CATIA. The t+e o) )%ts &"! to*er&"es use! %"

Assem4* &re stu!%e!.



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40/54


Ex.No)*0 ASSEMBLY OF @NUC@LE =OINT

!"e)

Aim)2. To re&te 5D mo!e*s o) "u8*e o%"t +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) "u8*e o%"t us%", Auto CAD/CATIA.

5. To u"!erst&"! the t+e o) )%ts &"! to*er&"es use! %" Assem4*.

P%o9ed(%e)

2. The mo!e*%", o"e+ts So*%! mo!e*%",( Sur)&e mo!e*%", 3ere tr&%*e! %"AutoCAD/CATIA 4 re&t%", 5D mo!e* o) "u8*e o%"t P&rts For8( Ee( P%"( Co**&r(

T&+er +%"

. The o+t%o"s &-&%*&4*e %" e&h Fe&ture omm&"! &re tr%e! to u"!erst&"! the &+&4%*%t%es

o) e&h omm&"!

5. Des%," Metho!s Bottom$u+ Des%,"( To+ !o3" Des%," &re !%susse!

7. Assem4* o) "u8*e o%"t 3&s re&te! us%", Bottom$u+ !es%," &++ro&h

Comm!nd: (:ed)

S&e"9$e% Comm!nd: L%"e( C%r*e( Ar( F%**et( Tr%m( Sm&rt D%me"s%o"( Re*&t%o"s( Sho3( &"!

%e3.

Fe!"(%e: Comm!nd:) E>tru!e #+&!' &"! Cut( Re-o*-e #sh&)t'( S3ee+( &"! Lo)t( F%**et/Rou"!(Ch&m)er( &"! Dr&)t( Ho*e $ S%m+*e &"! Ho*e W%&r!( Ho*e Ser%es( S&*e( She**( R%4( Dome(

Free)orm( Sh&+e( De)orm( I"!e"t( F*e>( P&tter" &"! M%rror( Cur-es( F&ste"%", Fe&tures.

A::embly Comm!nd:) I"sert( Com+o"e"t( E>%st%", P&rt/Assem4*

M!"in' Comm!nd:) A",*e( Co%"%!e"t( Co"e"tr%( D%st&"e( P&r&**e*( Per+e"!%u*&r( T&",e"t.

Re:(l")

The 5D mo!e*s o) "u8*e o%"t +&rts &re re&te! us%", Auto CAD/CATIA. The t+e o)

)%ts &"! to*er&"es use! %" Assem4* &re stu!%e!.



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42/54


Ex.No) * ASSEMBLY OF PLUMMER BLOC@

!"e)

Aim)

2. To re&te 5D mo!e*s o) PLUMMER BLOC +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) P*ummer 4*o8s us%", Auto CAD/CATIA.

P%o9ed(%e)

2. The !r&3%",s o) Bo!( C&+( Be&r%", to+ < Bottom h&*)( Nuts &"! sh&)t &re stu!%e!

. 5D mo!e*s o) Bo!( C&+( Be&r%", to+ < Bottom h&*) Nuts &"! sh&)t &re re&te! us%",

Auto CAD/CATIA.

5. The Assem4* o) P*ummer 4*o8 3&s re&te! &s +er the !r&3%", s+e%)%&t%o"

Comm!nd: (:ed)


%e3.





Re:(l")The 5D mo!e*s o) P*ummer 4*o8 +&rts #Bo!( C&+( Be&r%", to+ < Bottom h&*)( Nuts &"!

sh&)t' &re re&te! us%", Auto CAD/CATIA.



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44/54


Ex. No) *3 ASSEMBLY OF SCRE+ =AC@

!"e)

Aim)2. To re&te 5D mo!e*s o) SCREW AC +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) Sre3 &8 us%", Auto CAD/CATIA.

P%o9ed(%e)

2. The !r&3%",s o) Bo!( Nut( Sre3 S+%"!*e( Cu+( W&sher S+e%&*( CS Sre3( &"!

Tomm B&r &re stu!%e!.

. 5D mo!e*s o) Bo!( Nut( Sre3 S+%"!*e( Cu+( W&sher S+e%&*( CS Sre3( &"! Tomm

B&r &re re&te! us%", Auto CAD/CATIA.

5. The Assem4* o) Sre3 &8 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)


%e3

Fe!"(%e: Comm!nd:) E>tru!e #+&!' &"! Cut( Re-o*-e #sh&)t'( F%**et/Rou"!( Ch&m)er( Ho*e S%m+*e( P&tter"( F&ste"%", Fe&tures

A::embly Comm!nd:) I"sert( Com+o"e"t( E>%st%", P&rt/Assem4*

M!"in' Comm!nd:) Co%"%!e"t( Co"e"tr%( D%st&"e

Re:(l")The 5D mo!e*s o) Sre3 &8 +&rts #C&st%",( Nut( Cu+( Tomm 4&r( Setsre3( Sre3(

3&sher' &re re&te! us%", Auto CAD/CATIA.



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46/54


Ex.No) *5 ASSEMBLY OF LAT>E TAILSTOC@

!"e)

Aim)2. To re&te 5D mo!e*s o) L&the T&%*sto8 +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) L&the T&%*sto8 us%", Auto CAD/CATIA.


P%o9ed(%e)

2. The !r&3%",s o) Bo!( Fe&ther( B&rre*( Sre3 S+%"!*e( F*&",e( Sre3( Fe&ther 8e(H&"! 3hee*( W&sher M2 $M29$ M( He> Nut M2 $ M29$ M( Stu!( H&"!*e(

C*&m+%", +*&te( S. He&! 4o*t &"! Ce"tre &re stu!%e!.


5. The Assem4* o) L&the T&%*sto8 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)


%e3.





Re:(l")

The 5D mo!e*s o) L&the T&%*sto8 +&rts #Bo!( Fe&ther( B&rre*( Sre3 S+%"!*e( F*&",e(Sre3( Fe&ther 8e( H&"! 3hee*( W&sher M2 $M29$ M( He> Nut M2 $ M29$ M( Stu!(

H&"!*e( C*&m+%", +*&te( S. He&! 4o*t &"! Ce"tre' &re re&te! us%", Auto CAD/CATIA. The

t+e o) )%ts &"! to*er&"es use! %" Assem4* &re stu!%e!.



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48/54


Ex. No) *6 ASSEMBLY OF UNIVERSAL =OINT

!"e)

Aim)

2. To re&te 5D mo!e*s o) UNIERSAL OINT +&rts us%", Auto CAD/CATIA.. To Cre&te the Assem4* o) U"%-ers&* o%"t us%", Auto CAD/CATIA.


P%o9ed(%e)

2. The !r&3%",s o) For8( Sh&)t( Ce"tre( P&r&**e* 8e( P%"( Co**&r &"! T&+er +%" &re stu!%e!.


5. The Assem4* o) U"%-ers&* o%"t 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)S&e"9$e% Comm!nd:) L%"e( C%r*e( Ar( F%**et( Tr%m( Sm&rt D%me"s%o"( Re*&t%o"s( Sho3( &"!

%e3.


S%m+*e( P&tter"(F&ste"%", Fe&tures.



Re:(l")

The 5D mo!e*s o) U"%-ers&* o%"t +&rts #For8( Ce"tre 4*o8( P%" < Co**&r &"! e' &rere&te! us%", AutoCAD/CATIA. The t+e o) )%ts &"! to*er&"es use! %" Assem4* &re stu!%e!.



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50/54


Ex.No) */ ASSEMBLY OF MAC>INE VICE

!"e)

Aim)

2. To re&te 5D mo!e*s o) MACHINE ICE +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) M&h%"e %e us%", Auto CAD/CATIA.5. To u"!erst&"! the t+e o) )%ts &"! to*er&"es use! %" Assem4*.

P%o9ed(%e)

2. The !r&3%",s o) Bo!( Mo-&4*e 6&3( &3 Gr%+( Sre3 M9( Sre3 Ro!( W&sher( Nut(Lo8

Nut &"! C*&m+%", +*&te &re stu!%e!.


5. The Assem4* o) M&h%"e %e 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)


%e3.

Fe!"(%e: Comm!nd: E>tru!e #+&!' &"! Cut( Re-o*-e #sh&)t'( F%**et/Rou"!( Ch&m)er( Ho*e

S%m+*e( P&tter"(F&ste"%", Fe&tures.


M!"in' Comm!nd:) Co%"%!e"t( Co"e"tr%( D%st&"e.F%,.29

Re:(l")

The 5D mo!e*s o) M&h%"e %e +&rts #Bo!( Mo-&4*e 6&3( &3 Gr%+( Sre3 M9( Sre3

Ro!( W&sher( Nut( Lo8 Nut &"! C*&m+%", +*&te' &re re&te! us%", Auto CAD/CATIA. The t+eo) )%ts &"! to*er&"es use! %" Assem4* &re stu!%e!.



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53/54


Ex.No) *1 ASSEMBLY OF CONNECTING RO

!"e)

Aim)2. To re&te 5D mo!e*s o) Co""et%", Ro! +&rts us%", Auto CAD/CATIA.

. To Cre&te the Assem4* o) Co""et%", Ro! us%", Auto CAD/CATIA.


P%o9ed(%e)

2. The !r&3%",s o) Co""et%", Ro!( Bush( Stu!( P%"( Be&r%", Br&sses( D%st&"e P%ee(Co-er( W&sher( Nut( &"! S+*%t +%" &re stu!%e!.


5. The Assem4* o) Co""et%", Ro! 3&s re&te! &s +er the !r&3%", s+e%)%&t%o".

Comm!nd: (:ed)


%e3.

Fe!"(%e: Comm!nd:) E>tru!e #+&!' &"! Cut( Re-o*-e #sh&)t'( F%**et/Rou"!( Ch&m)er( Ho*e $




Re:(l")

The 5D mo!e*s o) Co""et%", Ro! +&rts #Co""et%", Ro!( Bush( Stu!( P%"( Be&r%",Br&sses( D%st&"e P%ee( Co-er( W&sher( Nut( &"! S+*%t +%"' &re re&te! us%", Auto CAD/CATIA.

The t+e o) )%ts &"! to*er&"es use! %" Assem4* &re stu!%e!.



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Documents

ME 2257 CAM drawing laboratory.doc