Supapa FRA

8/21/2019 Supapa FRA

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UNIVERSITATEA DIN ORADEAFACULTATEA DE INGINERIE MANAGERIALA SI

TEHNOLOGICA

SPECIALIZAREA: AUTOVEHICULE RUTIERE

DISCIPLINA : FABRICAREA ŞI REPARAŢIA AUTOVEHICULELOR

PROIECT:PROIECTAREA PROCESULUI TEHNOLOGIC DE

PRELUCRARE MECANICĂ PENTRU PIESA

SUPAPĂ EVACUARE, LA O PRODUCŢIE ANUALĂDE 86,000 BUCĂŢI

Ind!"#$%:S& I& D& In'& B()(* H%+ S$!d(n$:

F!)( I%n!-

GRUPA:./.

.0/1.02


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1.1 Condiţii functionale, materiale, semifabricate

Condiţii functionaleL (3(4!-+ 5!()% 5( +"!n 4%nd+-++ +'!%5( +7+nd %+-+ ()$+7# 5!9(-()% $)(!)!+ *+ 4%++ 5!(+ n %$ 4! $+; (4!" *+ 5! (4$+)+n+$#-++ $+;(+

MaterialeD$%+$# 4%nd+-++)% d( )!4! (n$! 5!( 5( !$+)+(# %-()!+ 5(4+)( $("%(+5$(n$( *+n$+4%%5+7( ) 4( 4%"!) (5$( ()("(n$!) +n4+) d( )+(( (n$! (+5$(n- 5 +d+4$# )%3+d(*+ 4%%+!n(&

!n# !$+)+( % ! %-()!+)( C = S+, d(n!"+$( 5+)+4%" ?,2 S+ *+ C&

P(n$! 5!()( d( (74!( 5( 9%)%5(54 %-()!+ C = N+ !5$(n+$+4( ?.&&&2 C, .&&&2N+,.&&&,2 4( ! >!n( %+($#-+ n$+4%%5+7( *+ d( (+5$(n-# "(4n+4# ) $("($!++d+4$(&

P(n$! "#+ (+5$(n- ) !!# 9-($(+ 4$ *+ 4#$!)!+ $+;(+ 5!(+, n !n()( 4!+,4(5$(5( 4%(# 4! !n 5$$ d( "$(+) d! d+n 4$('%+ 5$()+$, ($%n+$, n+4%" 4! 4%n-+n!$ +d+4$d( C,N+, C%, ( '%5+"( d( ,2&&&.,2 ""&

;!) n(4(5 (n$! %>-+n(( !n(+ n)$(5$>+)+$#-+ d+"(n5+%n)(&T(n%)%'+ d( ()!4( "(4n+4#

Aspecte particulare şi etapele principale ale procesului tehnologicF%" 4%n5$!4$+7#, (4!" *+ 44$(!) %d!4-+(+ d( 5(+( 5! d( "5#, 94( %5+>+)#!$%"$+( %4(5!)!+ d( ()!4( "(4n+4#& T(n%)%'++)( "%d(n( (7#d %>-+n((!n%


3/22

5("+9>+4$( 9%$( (4+5(, 4! d%5!+ "+4+, 5$9() 4 !+n( 5# 5( %$# 94( n!"++n(4$+9+4(&C%nd+-+ +n4+)# 4( $(>!+( nd()+n+$# ) ()!4( 5!(+ (5$( ()+( !n(+4%n4(n$+4+$#-+ 4$ "+ (9(4$( 4%n!)!+ d( *(( ) 4!)!+ 5!(+ 4! %-+!n( d('+d( $+;(+& ++ n 4(( 4( +7(*$( d('%*( %9+)!)!+5!(+& D(%(4(, 5("+9>+4$!) (5$( 9%$( (4+5 n!"#!) d( %(-++ (5$( "!)$ "+ "+44(( 4(4%n5$+$!+( +n4+)!) 7n$; ) 4(5$(+ $(n%)%'++& O(-++)( d( ()!4( 5( (3(4!$# ("*+n+ d((4$+9+4$ )n, "*+n+ d( (4$+9+4$ 9## 4(n$( 5! "*+n+ 5(4+)(&

&. S$>+)+( 5!44(5+!n+ %($++)%

N&O($+(+

D(n!"+( %($+(+ M5+n !n()$

R($(( M5+n d( ($($

. R(4$+9+4( 5!9($(+ 9%n$)( $+;(+ 5!(+ M5+n d( (4$+9+4$ )n

R(4$+9+4( d( d('%5( $+;(+ 5!(+ M5+n d( (4$+9+4$ 9 4(n$(

/ R(4$+9+4( 5!9($(+ 9%n$)( 4!)!+ 5!(+ M5+n d( (4$+9+4$

2 R(4$+9+4( 5!9($(+ 4+)+nd+4( 4!)!+ 4!)!+5!(+

M5+n d( (4$+9+4$ (3$(+%!$%"$

6 R(4$+9+4( 4n)()% (n$! 5+'!n$( M5+n d( (4$+9+4$ 5(4+)

C)+( +n 4!(n$+ d( +nd!4$+( 5+ (7(n+( In5$)$+ (n$! $$"(n$


4/22

$("+4

8 R(4$+9+4( d( d('%5( . $+;(+ 5!(+ M5+n d( (4$+9+4$ 9 4(n$(

R(4$+9+4( d( 9+n+5( 5!9($(+ 9%n$)( $+;(+ M5+n d( (4$+9+4$ )n

0 R(4$+9+4( 5!9($(+ 4%n+4( M5+n 5(4+) d( (4$+9+4$4%n+4

R(4$+9+4( d( 9+n+5( $+;(+ 5!(+ M5+n d( (4$+9+4$ 9 4(n$(

. S)( In5$)$+( d( 5)$

C%n$%) 9+n) A$! d( 4%n$%)

/ C%n5(7( ">)( In5$)$+( d( 5)$ 5+4%n5(7$

& C)4!)!) d%5!+)% d( ()!4( (n$! 5!9$ d( K

Ad%5!+)( d( ()!4( 5$>+)+$( +n "($%d (3(+"(n$) 5$$+5$+4, ! 7)%+n((4%n%"+4( ?"+& D+n 4(5$ "%$+7, ) %d!4$+ d( 5(+( "( 5+ "5 5( (4%"nd


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4)4!)!) n)+$+4, (n$! d($("+n( d%5!+)% +n$("(d+( ?+nd($( ) 9+(4(%($+( 5+ %+ 4()!+ $%$)&

P(n$! (4$+9+4( ?%($+ (4(d(n$ (5$( 5$!n;+( +n$1% 5+n'! 9:

2 A pinom

=190 "

D+"($!) "3+" ) 5!9($(+ 9+n+$( (5$(:

0&00 &00""

D+"($!) "3+" +n+n$( d( (4$+9+4( ?d! 5$!n;+( (5$(:

D1−lmax=dimax +2 A pinom=7.001+0.190=7.191mm

S( %$!n;(5$(:

d1−lmax=7.2mm

d1−lnom=d1−lmax=7.2mm

S( )('( $%)(n- (n$! %(-+ d( 5$!n;+( ?$($ 0 d( (4++(: 0 "

D+"($!) "+n+": D

1−lmin=d imax−T i−l=7.2+0.070=7.13mm

O($+ d( (4$+9+4( 5( (3(4!$ ) 4%$ Ø 7.2−0.020

> P(n$! 5$!n;+(

Ad%5!) 5( d($("+n# +n d+9((n- d+"($()% d( 5$!n;+( )( $($()% 7(4+n(:

.A+ n%" 6&2 1 ,. .& ""


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&/ C)4!)!) ('+"!+)% d( 54+(( (n$! %($++)( (4$+9+4( 5+ 5$!n;+(

&/& C)4!)!) ('+"!)!+ d( 54+(( (n$! (4$+9+4(

Ad,%5!) d( ()!4,( ( ,,:

A",30&22

.:=

A",3 0&08= P""Q

Adn4+"(, d( ,4I+(( 5+ n!",!) d( $(4(+:

1,dn4+"(, d( ,54I+((:

$ A",3:= P""Q

N!",!) d( $(4(+:

+ A",3

$:=

+ =

S$,>+)+(, ,7,n5!)!+

1,7,n5!) )%n'+$!d+n,) +n 9,4$+!n+:

β 0&.2&&&0&/

β 0&D:=

1 ),$+"(, d+54!)!+ ,>,+7 9%)%5+$:

B /0:=

1 ,7,n5!):

S) β B⋅:=S) .= P""R%$ +(5,Q

S$,>+)+(, 7+$((+ d( ,54I+(( 5+ , 7+$((+ d( %$,$+( , +(5(+:

1 7+$(, d( ,54I+(( ), (4$+9+4,( 7+$(, d( %$,$+( , d+54!)!+ ,>,+7:


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7 D&2&&&/0

7 D2:= [m/s]

d /0:= [mm]

T 2:= [min]

1 4%(9+4+(n$!) d( 4%(4$+(:

7$ 0&8A:=

70&. d

0&D⋅

T0&2

β⋅ S)⋅7$⋅:= P"R"+nQ

1 7+$(, d( ,54I+((:

7 0&0D8= P"R"+nQ

1 $!,$+, +(5(+:

n

000 7⋅

D&/ B&BD2⋅:= P%$R"+nQ

n &.= P%$R"+nQ

S$,>+)+(, 9%$(+ +n4+,)( d( ,54I+((:

14%(9+4+(n$!) d( 4%(4$+( , 9%$(+ 4,( d(+nd( d( n,$!, ",$(+,)!)!+:

C9 .&.:=

F C9 70&

⋅ S)0&

⋅ $0&6

⋅:=

F 0&.A.= Pd,NQ

S$,>+)+(, !$(++ n(4(5,, (n$! ,4$+%n,(, +(5(+ ), (4$+9+4,(,

4! ,7,n5 d( ,$!nd((:

1 )!n'+"(, %$+!n++ 4,( 7, 9+ (4$+9+4,$:

L BA&.:= P""Q


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1 4%(9+4+(n$!) d( 4%(4$+( +n 9!n4$+( d( d!+$,$(, d+54!)!+ ,>,+7:

NT :=

14%(9+4+(n$ d( 4%(4$+( +n 9!n4$+( d( n,$!, ",$(+,)!)!+:

NM &:=

/&D&8& S$,>+)+(, !$(++ (9(4$+7( d( ,54I+((:

S$ 0&0..:=

N 0&0B8 7⋅ S)0&A

⋅ S$0&A

⋅ d0&.2

⋅ L⋅ NT⋅ NM⋅:=

N 0&DB.=PQ

S$,>+)+(, 9%$(+ +n4+,)( d( ,54I+((:

14%(9+4+(n$!) d( 4%(4$+( , 9%$(+ 4,( d(+nd( d( n,$!, ",$(+,)!)!+:

C9 .&.:=

F C9 70&

⋅ S)0&

⋅ $0&6

⋅:=

F 0&.A.= Pd,NQ


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&/&. C)4!)!) ('+"!)!+ d( 54+(( (n$! 5$!n;+(

L 5$!n;+( "+54( +n4+) (5$( %$+( +(5(+ 5+ "+54( d( 7n5 (5$( "+54( d( $n5)$+(

4!$+$!)!+&S$!n;+( %$( 9+ (3$(+% 5+ +n$(+%&

L 5$!n;+( 7%" 9%)%5+ 4!$+$!) 4! 5(4$+!n( $$ 8@8 4! "$(+)!) $+5!)!+ d+n 4>!+ "($)+4(

5+ 4( ( d!>+)+$$( (4%n%"+4 T(40 "+n&

A)('(( dn4+"++ d( 54+((

In ";%+$$( 4!+)%, d%5!) (n$! ()!4( d( d('%5( 5( +nd($( +n$1% 5+n'!

$(4((, d(%(4( +n 4%n5$!4$+ "%d(n d( "5+n+ 5!n$ d%5!+ ()$+7 "+4+

In 4!) 5$!n;+++ d( 9+n+5( 5( )+4 4((5+ (4%"nd(, $+nnd!15( 4%n$ 4 d! ()!4(

d( 9+n+5( 5!9$ $(>!+( 5 +> !'%+$$( (') 4! 4( +nd+4$ ( d(5(n!) d( (3(4!$+( ) +(5(+

1 ,, d( ,4%d,( , 79!)!+ 4!$+$!)!+:

0&D:=

1 (3%n(n$!) 9!n4$+( d( $+!) ()!4,++ ?d('%

µ 0&:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( ,, d( ,4%d,

/

.

µ:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( +n9)!(n$, ",$(+,4%n9(4$+%n,$, ,$(, ,54I+($%,( , 54!)(+:


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1 d!+$,$(, ",$(+,)!)!+ d( ()!4,$ n !n+$,$+ B+n())

HB .28:=

1 (3%n(n$!) d!,>+)+$,$++ ",$(+,)!)!+ d( ()!4,$

n &:=

1 ,+, 5(4$+!n++ 54!)(+:

$ A"3:= ""Q

N!"!) d( $(4(+:

+ A"3

$:=

+ =

S$>+)+( 7n5!)!+:

17n5!) )%n'+$!d+n) +n 94$+!n+:

β 0&.2&&&0&/


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1 (3%n(n$!) d!,>+)+$,$++ ",$(+,)!)!+ d( ()!4,$ (n$! HBU30

n &:=

1 ,+, 5(4$+!n++ 54!)(+:

V 2 2⋅:= ["".]

1 4%(9+4+(n$!) n 9!n4$+( d( ",$(+,)!) ()!4,$ ?%$():

ξ 0&08:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( +n9)!(n$, 5(4$+!n++ $,n7(5,)( , 4!$+$!)!+:

V

.0 D0⋅

ξ

:=

1 (3%n(n$!) n 9!n4$+( d( n,$!, ",$(+,)!)!+ d( ()!4,$:

ρ 0&D:=

1 !n'I+!) d( ,$,4 +n4+,):

χ 80:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( +n9)!(n$, !n'I+!)!+ d( ,$,4 +n4+,):

./2

χ

ρ

:=

1 (n$! 54!)( ,",$( 4! ),4!$( d!(:

, :=

1 !n'I+!) d( ,$,4 5(4!nd,:

χ .0:=


12/22

1 4%(9+4+(n$!) 4( $+n( 5(,", d( +n9)!(n$, !n'I+!)!+ d( ,$,4 5(4!nd,:

D

,

χ

0&0

:=

1 ,, d( ,4%d,( , 79!)!+ 4!$+$!)!+:

0&D:=

1 (3%n(n$!) 9!n4$+( d( $+!) ()!4,++ ?d('%5,(:

µ 0&:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( ,, d( ,4%d,( , 79!)!+ 4!$+$!)!+:

/

.

µ

:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( +n9)!(n$, ",$(+,)!)!+ d+n 4,( (5$( 4%n9(4$+%n,$, ,$(, ,54I+($%,( , 54!)(+:

2 0&8:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( ",$(+,)!) d( ()!4,$:

6

0&:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( "%d!) d( %>$+n(( , 5("+9,>+4,$!)!+:

0&:=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( 5$,(, 5$,$!)!+ 5!(9+4+,),) 5("+9,>+4,$!)!+:

8 :=

1 4%(9+4+(n$!) 4( $+n( 5(,", d( 9%", 5!,9($(+ d( d(',;,(:

B 0&B6:=


13/22

1 7+$(, d( ,54I+((:

7C7

T"

$37

⋅5

W7

⋅

HB

.00

n

⋅

⋅ .⋅ D⋅ /⋅ 2⋅ 6⋅ ⋅ 8⋅ ⋅:=

7 8&2.= P"R"+nQ

S$,>+)+(, 9%$(+ +n4+,)( d( ,54I+((:

C/ .:=

3 :=

W

0&2:=

n 0&D2:=

F C/ $3⋅ 5

W⋅ HBn⋅:=

F 6&2/8= PNQ

n000 7⋅D&/ /2⋅

:=

n 6DD&2/2=

P%$R"+nQ

S$,>+)+(, !$(++ (9(4$+7( d( 5$!n;+(:

NF 7⋅

60000:=

N &/2= [kW]


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&2 N%"( $(n+4 (n$! %($++)( (4$+9+4( 5+ 5$!n;+( :

&2& C)4!)!) n%"(+ d( $+" (n$! %($+ d( (4$+9+4(

NT

T+

nT>+ T,+ Td$+ Td%+ T%n+

NT1 $+"!) n%",$ ( %(,$+(

T>1 $+" d( >,,

T,1 $+" ,!3+)+,

Td$1 $+"!) d( d(5(7+( $(In+4,

Td%1 $+"!) d( d(5(7+( %',n+,$%+4,

T%n1 $+" d( %d+In, 5+ n(4(5+$,$+ 9+(5$i

T+1 $+" d( (',$+( 1 n4I(+((

n 1 )%$!) d( +(5( 4,( 5( ()!4(,,

T+"!) d( >,X :

A4 0&08:=

&2:=

5$ 0&0..:=

n &.:=

T>

A4 ⋅5$ n⋅

:=

T> D&D= P"+nQ


15/22

T+" d( ('X$+( 1 n4I(+((:

T+ 2:=P)%$R"+nQ

P"+nQTd% 0&02/=

Td%

00T> T,+( ):=

&.2:=

T+"!) d( d(5(7+( %',n+,$%+4X:

P"+nQT, 0&2=

T, T, T,.+ T,D+:=

1 "X5!X+ d( 4%n$%)P"+nQT,D 0&D2:=

1 4%",nd, ",5+n++P"+nQT,. 0&0/ 0&06+ 0&+:=

1 +nd((, 5+ d(5+nd((, +(5(+P"+nQT, 0&/:=

T+" ,!3+)+,:

P"+nQTd$ 0&/.=

T

d$

& $+⋅

T

T

>

⋅:=

1 d!,>+)+$,$(, d+54!)!+ ,>,+7P"+nQT 60:=

P"+nQ 1 $+"!) (n$! nd($,($+ .&D:=

T+"!) d( d(5(7+( $(In+4X:


16/22

T+"!) d( %d+InX 5+ n(4(5+$X$+ 9++%)%'+4(:

T> T,+ /&D.=

T%nD&2

00T> T,+( )⋅:=

T%n 0&2= P"+nQ

N%", d( $+" (n$! %(,$+, d( (4$+9+4,(:

NT T> T,+ Td$+ Td%+ T%n+T+

n+:=

NT /&6D= P"+nQ

&2&. C)4!)!) n%"(+ d( $+" (n$! %($+ d( 5$!n;+(

T+"!) d( > ) 5$!n;+( 5( 4)4!)( 4! ()$+:

t b=

L+ t

tgγ + (0,5…1 )

S ∙n [min]

Und(:

o L = )!n'+"( 5!9($(+ ()!4$(J L=2 ∙ π ∙ D−d

2=42,7mm J

o $ = dn4+"( d( 54+((J t =0,875 J

o γ =70° J

o S = 7n5!)J S=0,8mm /rot . J

o n = $!$+J n=250rot. /min.

A5$9() (!)$:

t b=

42,7+0,875

tg70+1

0,8 ∙250=0,22min


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T+"!) !3+)+ (n$! +nd(( +(5(+ +n !n+7(5):

t au=1

5=0,2min

T+"!) !3+)+ (n$! 4%n$%)!) 4! 5!>)(!) (5$(:

t as=0,36min

T+"!) (9(4$+7 ( 9 (5$(:

t ef =t b+t au+t as=0,22+0,2+0,36=0,76min

T+"!) d( d(54+(( $(n+4:

t dt =1 ∙ t b=0,01 ∙0,22=0,002min

T+"!) d( %d+n 5+ n(4(5+$$+ 9++%)%'+4(:

t od=1 ∙ t ef =0,03∙0,76=0,0076min

T+"!) !n+$ (5$(:

t u=t ef +t dt +t od=0,76+0,002+0,0076=0,7696min

T+"!) d( ('$+( +n4(+(( (5$(:t pi=0,28min

N%" d( $+" (n$! %($+ 5$!n;+( (5$(:

t n=t u+t pi=0,7696+0,28=1,05min

&6 P)n!) d( %($++ (n$! +(5 5! (74!( (5$( !"$%!):

In 4(5$ 4+$%) 5( 7% ((n$ ( 54!$ 5!44(5+!n( %($++)% d(5("+9>+4(? %>$+n(( %+!1+5 5("+9>+4$!)!+, %($++ d( ('$+(, 4%n$%),


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$$"(n$( $("+4(, 4%(++ d( 5!9($( ($4& , 4! "(n$+%n( +n4+)()% !$+);(,SDV1!+,"$(+)( 5+ +n4+)+)% "($++ d( )!4!?$("($!+,d!$( 5&&&P((n$( 5( 7 94( $>()&

L (3(4!$( 5!()% 5("+9>+4$()% 5( %>$+n +n d(9%"( )5$+4,

()(4$%(9!)(, !"$ d( "$+$( d( (4++( 5+ (3$!d(, 5+'!nd!15( 9+>;!)n(4(5 (n$! %>$+n(( !n(+ +n)$( 5$>+)+$$+ d+"(n5+%n)(&

P)n!) d( %($++ (n$! %>$+n(( 5("+9>+4$!)!+

N& C$& O($++ 5+ 9( d(5("+9>+4(

M5+n+,!$+);(,+n5$)$++5+ SDV1!+

P"($++$(n%)%'+4+

E)>%("$(+)!)!+

C!$% ()(4$+4 4!+nd!4$+(

1$("($! d(+n4)+( Y /2CJ

15!+n4)+( n) /62C 4!"(n$+n(( $+" d(

01/2 "+n&

. D(9%"( )5$+4 1$("%4!)( d(+"(5+( 4! 4$!5+n$(54+">>+)J

1(!$(4$%"($!

(5( +d!)+4( :/00,000, .200 N, (5("(4n+4( 6, /00, 60

N, )"+n%( d!%K003.20, "5+n d(

+n4(4$ )

$4$+!n(4%"(5+!n(.00N

E)(4$%(9!)( [+n4)+(

O>5: S( +n4)(5$(5("+9>+4$!) n +n%n d( .000C (n$! %$(; "$+$

/ M$+$( d((4++(

1 M$+$ (n$!()!4( ) 4)d

2 E3$!d( 1 16 R4+( 1 1d!$: \,2%(

C!$+(S>)( In5$)$+( 5>)( n+5+ 1

8 C%n$%) 9+n) S!>)(,!)($ 1


19/22

. S$!d+!) !!+)% +(5(+ 5+ $(n+)%'+ d( (4%nd+$+%n( (+

.& Id(n$+9+4( 5!9($()% 5!!5( !!++

P+n4+)()( !!+ ?d(9(4$+!n+ )( !n(+ 5!( d( d"+5+( 5!n$:

1 U! 5!9($(+ d( '+d( 5+ 4$!)!+ $+;(+&

1 U! 5!9($(+ 4%n+4( $)(!)!+&

1 $(+ d( 9%" 5+%+$+( 5( 94( n $()+(()( d( ($++, +n n)+( 5+ "5!( +(5(+ (5(4$+7(, 4%")($nd!15(% 9+5 $+, d( "+4%"5!$%+ 5+ % 54+$ ( 4( 5( +nd+4 )%4!+)( d( "5!( n d+9(+$( )n!+ 5+5(4$+!n+&

D+"($! $+;(+ 5!(+ 5( "5% 4! "+4%"($!) n d%! d+(4$++ ((nd+4!)( !n ( )$ 5+ n$(+ )n( ) % d+5$n$ d( "+n& 2 "" d( "'+n+)( (3$("( d( !! 5+ ) "+;)%4&

C%nd+$++)( d( 9%" 5+ %+$+( ?d( >$+( 5( d($("+n 4! ;!$%!) 4%"$%()% 4! 4(5 5+

+5"( d( 5((& S!()( 4( (+n$ 9+5!+, ! $)(!) 5 5! 4%%d$, 5( (9%"(& $(+)% ?!!+)%, (5$!) +(5()% 5( %$ (4%nd+$+%n 4%()nd!15( 4! (5$!) +(5()% d+nn5">)!&

.&. A)('(( "($%d(+ %$+"( d( (4%nd+$+%n(


20/22

.&.& U! $+;(+ 5!(+&

1 R(4$+9+4( ) % 4%$ d( ($+( 5+ n)%4!+( '+d!+)% d( 5! 4! )$()( 4! d+"($!+n$(+% 4%(5!n$%&

1 D4 n! (5$( %5+>+) 54+">( '+d!+)% 4(5$( 5( )((, + $+;()( 5!()% 5(4%"( d! ?d! 4( n ()>+) ! 9%5$ (4$+9+4$( 5+ %+ 5( (4$+9+4 ) 4%$ )(;!)!+ 4%(4$&

.&.&. U! 5!9($()% 4%n+4( d( ($n5(&

S( (4$+9+4 5!9$ 4%n+4 n ) d+5+$+ !"()% d( !!& M($%d %$( 9+ )+4$ ) )+"+$d( '%5+"( $++ 4+)+nd+4(, 4( n! %$( 9+ "+ "+4 d( 0,10,2 "" (n$! 5( (7+$ d(9%"($)(!)!+& D! (4$+9+4( !"( %d( 5!(+ ( 54!n!) (5(4$+7 d+n 4+!)5 4! 5$ >+7?"n!) 5! "(4n+$ 5+ 5( 7(+9+4 ($n5(+$$(&

.&.&& U! 5!9($(+ d+n 4!) $+;(+&

1 L !!+ "+ "+4+ 5( (4$+9+4 n ) d+5+$+ !"()% d( !!, d n! "+ "!)$ d(4$ 5$$!)d( 4)+(&

1 L !!+ "+ 5( n44 +n 5!d! 4! "$(+)( d!(, 5( 4)(5$( 5+ 5( (4$+9+4 ) 4%$&

.& S!44(5+!n( %($++)% +n 4d!) %4(5!)!+ $(n%)%'+4 d((4%nd+$+%n(

2.3.1 Succesiunea operatiilor pentru reconditionarea tijei supapei.


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Nr.

Crt.Denumirea operatiei Masini si utilae

R(4$+9+4( (3$(+% $+;(+&

M5+n d( (4$+9+4$ (3$(+% R&E& 20

. C%"(& In5$)$+(

R(4$+9+4( 9+n& M5+n d( (4$+9+4$ (3$(+%&

/ C%n$%) d+"(n5+%n)& Bn4 d( )!4!

2 A)(( '+d& M5+n d( )($ 7($+4)

2.3.2 Succesiunea operatiilor pentru reconditionarea suprafetei conice de etansare.

N&C$&

Denumirea operatiei Masini si utilae

R(4$+9+4( 4%n& M5+n d( (4$+9+4$ (3$(+% R&E& 20

. R%d(& Mn!) 5! "(4n+$

P%> d( ($n5(+$$(& Bn4 d( )!4!


22/22

2.3.3 Succesiunea operatiilor pentru reconditionarea suprafetei din capul tijei.

N&C$&

Denumirea operatiei Masini si utilae

R(4$+9+4( 9%n$)& M5+n d( (4$+9+4$ !n+7(5) R&U& 20

. S!d! ?n44(& A$ d( 5!d!

R(4$+9+4( 9+n+5(& M5+n d( (4$+9+4$ !n+7(5) R&U& 20

B+>)+%'9+(:

& B()(*, H& F>+4( *+ (( !$%7(+4!)()%& N%$( d( 4!5& Un+7(5+$$( d+n Od(,.02&.& M+n4*, D& A>#+$n4(+, D& F>+4( *+ (( !$%7(+4!)()% !$+((& Ed+$! d+d4$+4#*+ (d'%'+4#, B!4!(*$+, 8.&& P+4%*, C&, *&& = P%+(4$( $(n%)%'++)% d( ()!4( "(4n+4 +n 54+((& V%)& I *+ II&Ed+$! Un+7(5+$5, C+*+n#!, .&/& P+4%*, C&, *&& = N%"(1T(n+41P(n$!1P()!4+1P+n1A54+((& V%)& I *+ II&Ed+$! Un+7(5+$5, C+*+n#!, .&

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