Airframe Construction and Repair

8/18/2019 Airframe Construction and Repair

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AIRFRAME CONSTRUCTION AND REPAIR

PREPAIRED BY: Dale Adrian S. LutchiangRandrrick Pineda


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Riveting

Two Major t!e" o# Ri$eting Solid "hank ri$et"

S!ecial ri$et"


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Solid Shank Rivets

Solid Shank Rivets: which %u"t &e dri$en u"ing an air dri$en ri$et gun and&ucking &ar. The"e are u"ed widel during a""e%&l and re!air work.

The are identi'ed & the %aterial o# which the are %ade( the headt!e( "i)e o# "hank( and te%!er condition.

The %aterial u"ed #or the %ajorit o# "olid "hank ri$et" i" aluminumalloy. The "trength and te%!er condition" o# alu%inu% allo ri$et" are

identi'ed & digit" and letter": **++ %aterial i" de"ignated a" an ,A- ri$et( and ha" no head

%arking.+*/0T allo ri$et i" de"ignated a" a ,D- ri$et and ha" a rai"ed teat on

the head. Two da"he" on a ri$et head indicate a +10T allode"ignated a" a ,DD- ri$et. The **/0T ri$et i" de"ignated a" an ,AD-ri$et( and ha" a di%!le on the head.

2+23 %aterial and i" %arked with a rai"ed cro"" on the ri$et head andindicated a" ,B- de"ignation.

Each t!e o# ri$et i" identi'ed & a !art nu%&er to allow the u"er to"elect the correct ri$et. The nu%&er" are in "erie" and each "erie"re!re"ent" a !articular t!e o# head.


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SPECIA RI!ETS

Solid ri$et"( the %o"t widel u"ed#a"tener in aircra#t con"truction. So%ee4a%!le o# the"e are the #ollowing:

Blind Ri$et" 5riction0Lock Ri$et"

Mechanical0Lock Ri$et"

6herrMa4 Ri$et" 78uck Ri$et"9

8igh0Strength Pin Ri$et" 8i0Shear Ri$et"


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"IND RI!ETS

#ten it i" nece""ar to in"tall ri$et"where there i" acce"" to onl one"ide o# the %aterial( a" o!!o"ed to

"olid ri$et" that %eet thi" need.

;TE:


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FRICTION#OC$ RI!ETS

Made & the Town"end Di$i"ion o# Te4tron(

a!!ro$ed #or aircra#t "tructure. Ma &e u"ed to re!lace a "olid ri$et

in"tance"( &ut nor%all %u"t ha$e adia%eter one "i)e larger than the ri$et itre!lace".


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FRICTION#OC$ RI!ETS


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FRICTION#OC$ RI!ETS

To in"tall in a #riction0lock ri$et In"ert it in the !re!ared hole( then gri! and !ull the "errated

"te% with a "!ecial tool.

Thi" !ull" the ta!ered !lug u! into the hollow "hank and

"well" it to #or% the u!"et the head in"ide the "tructure. 6ontinued !ulling "na!" the "te% o= and lea$e" the !lug

in"ide the "hank.

6ut o= the &roken0o= "te% and 'le it >u"h with the ri$ethead. ;ote: !lug i" held in the "hank onl with #riction( it i" !o""i&le that

the $i&ration can "hake it out and weaken the joint. To re%o$e #riction0lock ri$et"( !unch the "te% out o# the

ri$et. ?"ing a drill the dia%eter o# the ri$et "hank( drill thehead and ta! the "hank out o# the "kin with a !ro!erl 'tting!in !unch.


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MEC%ANICA#OC$ RI!ETS

;or%all a!!ro$ed to re!lace "olid ri$et" on a"i)e0#or0"i)e &a"i" &ecau"e the "tea% i" lockedinto the hollow and it cannot $i&rate out.

A" "trong or "tronger than a "olid ri$et o# the"a%e dia%eter.

A$aila&le with &oth uni$er"al head" and *++degree counter"unk head".

Standard and o$er"i)e dia%eter". Length" %ea"ured in incre%ent" o# *@3 inch. In"talled in the "a%e wa a" the #riction0lock

ri$et.


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C%ERR&MA' RI!ETS( O&MPIC#OC$ RI!ETS( %UC$ RI!ETS

Mechanical0locking &lind ri$et" that area!!ro$ed #or u"e in aircra#t "tructure.

All #unction on the "a%e !rinci!le a" that

de"cri&ed #or the Bul&ed 6herrlock ri$et.

To re%o$e the %echanical0locked ri$et": 5ile the head to weaken the locking ring.

Ta! the "te% out with a !ro!erl 'tting !inch.

Drill through the head o# the ri$et and ta! the"hank out o# the hole with a !in !unch.


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%I)%#STREN)T% PINRI!ETS Pin ri$et" are a grou! o# #a"tener that

ha$e the "trength o# a &oiled joint &ut arelighter weight and ea"ier to in"tall than a

&olt( and are in"talled in location" wherethe are nit likel to need to &e re%o$ed.


14/17

%I#S%EAR RI!ETS

8a" a heat0treated allo "teel !in eui$alent or"u!erior in "trength to the A; &olt that it i"a!!ro$ed to re!lace.

The are re%o$ed & "!litting the collar with a

"%all( "har! chi"el and ta!!ing the !in #ro% thehole. To in"tall a 8i0Shear Ri$et:

Ta! !in into a hole that ha" &een drilled and rea%ed to aninter#erence 't.

The gri! length o# the !in %u"t &e "uch that no %ore than*@*3 inch !rotrude" #ro% the %aterial.

A collar i" !laced o$er the end o# the !in and "!ecial ri$et "etin a ri$et gun "wage" the collar down into the groo$e o# the!in.


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%I)%#STREN)T% PINRI!ETS


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Ty*es o+ Rivet %eads


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Installation

Manual with ha%%er and hand"et or&ucking &ar.

Pneu%atic 8a%%er" 8andheld Suee)er" Ri$eting %achine"

Pin 8a%%er( Ri$et Set

Documents

Airframe Construction and Repair