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CONŢINUTUL LUCRĂRII
1. PARTEA TEORETICĂ:a) Cuprins
b) Argument: prezentarea aspectelor teoretice şi practice inperspecti!a importan"ei şi utiliz#rii $n specialitate
c) Con"inu%ul propriu & zis:
Clasi'care( caracteristici tenice( ate e catalog *ceme structurale( mo e +unc"ionare Analiza comparati!# a i+eritelor tipuri Concluzii
) ,ibliogra'e
-. AE/E
0ocumenta"ii tenice( giul e operare şi $ntre"inere( manuale utilizare
oi e catalog Alte materiale: C0 cu continutul integral al lucrarii 2 3or.oc) 4i
ppt
CERI5E:
6ucrarea se !a e7tine pe 189- pagini( iar pe copert# se !amen"iona tema( specialitatea( numele caniatului( clasa şi anulabsol!irii;
*cemele şi esenele !or ' inserate $n te7t şi !or a!ea num#r şienumire
orme e tenoreactare:
ormat A cm
ont: Arial 11 sau Times e? Roman 1-( Reactare cu iacritice( pagini numerotate 6ucrarea !a ' elaborata si reactata ini!iual e caniat si !a
+olosi terminologia speci'ca specialitatii 6egare cu spira Caniatul !a elabora un plan e sus"inere pentru ma7imum 189
- minute( sub +orma unei prezent#rii Po?er Point sau pagin#?eb.
2
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CUPRINS
CUPRINS.................................................................................................................................3
ARGUMENT...........................................................................................................................4
1. TRANSMISII MECANICE..............................................................................................5
1.1. Generalităţi...............................................................................................................5
1.2. Transmisii prin roţi dinţate.....................................................................................5
1.2.1. Caracterizare. Rol funcţional ............................................................................5
1.2.2. Mecanisme cu roţi dinţate.................................................................................6
1.2.3. Avantajele i dezavantajele transmisiei prin ro i din ate ș ț ț ..................................6
1.2.4. Clasificarea roţilor dinţate................................................................................7
1.2.5. Materiale pentru roţi dinţate.............................................................................7
1.2.6. lementele !eometrice ale roţilor dinţate.........................................................8
2. ASAMBLĂRI I ORGANE DE ASAMBLAREȘ .............................................................9
2.1. Preentare !enerală.................................................................................................9
2.2. "sam#lări prin pene lon!it$dinale.......................................................................10
2.%. "sam#lări prin pene paralele...............................................................................13
2.&. "sam#lări prin pene dis'......................................................................................14
3. ASAMBLAREA ROŢII DINŢATE................................................................................15
%.1. "sam#larea prin pene...........................................................................................15
%.2. Operaţii pre!ătitoare.............................................................................................15
%.%. "sam#larea roţilor pe ar#ore...............................................................................16
SĂNĂTATEA I SECURITATEA MUNCII ŞI PSIȘ ...........................................................19
BIBLIOGRAIE....................................................................................................................20
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"RGU()NT
(e'anismele '$ roţi dinţate sunt cele mai utilizate mecanisme în construcţiamodernă de maşini şi aparate.
!"#$%!#&! #!'$()!*+ ! #('$*(# ,$)'!-& ) %!,#/* /)(# -(*!)'& -!),!#,$!-& #$) %!#&& !$/#+ &*(!-!#&! *(# ) %(),$'$$ (-$& #&%*!+ /) %()-#(* $/# $ &$%!%&.D$) !%&- (-$ %!*$-!-&! !)#&)!:&*(# %!#!%-$!-+ #$) #&%$$! ,& &&%/'$& !
&*&&)-&*(# ,!)-/#$$ $ )&-&$&! /#!&'&*(# !%-$& ,&$),& ) !#& +/#+ ,& ($"$*$-+'$*& ,& +/#!#& &$-&)-&. P&%'$()!#&! !%&-(#! ,/%& %()%($-&)- *!"/)+-+'$#&! %()-$)/+ ! %!*$-+'$$ !)#&)!:&*(#.
O #&%$$& !"(*/-+ ) !"#$%!'$& )/ & (!-& !-#$"/$ ,&%;- /)&$ )-;*+#$ ,& !%&&!%/ %;- & -$),& !$ /*- *! #&!*$!#&! !$ #&%$+ ! /)&$ %(-& %/ !-;- !$ !#$ ,&$)%(-/#$*& ,& !"#$%!'$&. A-&* ( !"#$%!'$& #!'$()!*+ -#&"/$& + $& %!#!%-$!-+ #$) /-$*$!#&!/)(# )(#& $ -(*!)'& %/ !:/-(#/* %+#(#! & !$/#+ #&%$$! ,(#$-+ %#&;),/
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1. TR"NS(ISII ()C"NIC)
1.1. Generalităţi
T#!)$$$*& &%!)$%& /)- %!#!%-$!-& #$) #!(#-/* ,& -#!)$-& ! $%+#$$ $ #$) #!),!&)-/* &)&-$%?
/)- -/#!'$$*& *! $)-#!#&! ) -#!)$$& #&&%-$ $&$#& $!# /)- /-$*& *!
$)-#!#& $ $&$#&. S& %()$)& )(-!'$! %/ $),$%&*& 1 &)-#/ $)-#!#&! $ %/ $),$%&*& 2 &)-#/$&$#&! ,$) -#!)$$&.
S%=&! /)&$ -#!)$$$ &%!)$%& &-& $),$%!-+ ) $.12.1
T.M. (- $? #('$ %/ #$%'$/)& #('$ %/ &*&&)-& &*!-$%& !/ !#-$%/*!-& @%/#&*& *!)' %!"*/ !)#&)!:&
< %$*$),#$%& @%/ ,$)'$ ,#&'$ ,$)'$ )%*$)!'$< %()$%&< &*%!-&< !/ %("$)!'$$ !*& !%&-(#!.
1.2. Transmisii prin roţi dinţate
1.2.1. Cara'teriare. Rol *$n'ţional
A)#&)!:&*& /)- %&*& !$ $*& &%!)$& %/ #('$ ,$)'!-& %!#& -#!)$- $%!#&!,& #(-!'$& )-#& ,($ !#"(#$ $ /)- #&%&)- /-$*$!-& ) %()-#/%'$! #&,/%-(!#&*(# ,& / &)!*) -#!)$$$*& !/-(("$*&*(# $ -#!%-(!#&*(# *! !$)$ /)&*-& /-$*!:& -&=)(*($%& !$)$!#$%(*& $ ,$) $),/-#$! !*$&)-!#+ &-%.
A)#&)!:/* & &%!)$/* %/ #('$ ,$)'!-& %!#& &-& *! -#!)$-&! ,$#&%-+ $(#'!-+ ! $%+#$$ ,& #(-!'$& ,& *! /) !#"(#& %(),/%+-(# @1 *! /) !#"(#& %(),/ @2.
Roţile dinţate sunt organe de maşini %!#& !/ *! $$! *(# ,$)'$ ,$/$ ) (,#&/*!- & /#!&'&*& -&(#&-$%& )/$-& /#!&'& ,& #(-((*$#&.
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R(!-! ,$)'!-+ ()-!-+ & !#"(#&*& %(),/%+-(# & )/&-& pinion $ & #(-&-& %/
-/#!'$! !/ $-&! /)=$/*!#+ $!# #(!-! ,$)'!-+ %(),/+ ()-!-+ & !#"(#&*& %(),/ &
#(-&-& %/ -/#!'$! @$-&! /)=$/*!#+ .
P#(%&/* %()-$)// ,& %()-!%- )-#& ,$)'$$ #('$*(# %():/!-& !*& /)/$ !)#&)!: )&,&! !$/#+#$$ $%+#$$ )&)-#/-& ! %&*(# ,(/+ #('$ ,$)'!-& & )/&-& an!renare.
D$) /)%- ,& &,& /)%'$()!* !)#&)!:&*& (- $ +#'$-& ) -#&$ %!-&(#$$? angrenaje de viteză - ,&-$)!-& %/-$$*(# ,& $-&+ #&,/%-(!#&*(# ,& $-&+
-/#"(#(/*(!#&*(# ,& !$() &-% &*& $$), %!#!%-$!-& ,&? (,/*& $%$ $$:*(%$$ /)%'$()!#& *$)+ #!(#- ,& -#!)$-& %()-!)- $-&& $$%&!#$ $ (!#-& !#$
angrenaje de divizare < &)-#/ !!#!-& ,& +/#+ $ ) &)!* &)-#/ !!#!-& ,& #&%$$& !)#&)!:& %!#!%-$!-& ,&?
(,/*& $%$ $ $:*(%$$ (*$%$-+#$ #&,/& #&%$$& %$)&!-$%+ #$,$%!-+
angrenaje de forţă &)-#/ !$)$ ,& #$,$%!- *!$)(!#& &-% !)#&)!:& %!#!%-$!-& ,&?
(,/*& $:*(%$$ $ !#$ #&$-&)'+ !#& *! !#%$)$ ,$)!$%& %()-!%- "/) ) !)#&)!#& &*/)$&! $ )+*'$& ,$)'$*(#.
A)#&)!:/* (!-& -#!)$-& $%!#&! ) !"&*& &)/#$.
1.2.2. (e'anisme '$ roţi dinţate
>) /)%'$& ,& #!,/* ,& %(*&$-!-& & ,&(&"&% -#&$ -$/#$ #$)%$!*& ,&&%!)$& !/ -#!)$$$ %/ #('$ ,$)'!-&? 1 &*&&)-!#& 2 $*& $ 3 %(*&&.
Un me'anism elementar '$ roţi dinţate ,&)/$- $*/ $ an!renaj &-& (#!-
,$) două roţi ) !)#&)!#& $ un element suport-axe H %!#& !-$!*$&!+ !&*& #('$*(# $&)'$)& %()-!)-+ ,$-!)'! ,$)-#& !%&-&!.
1.2.%. "+anta,ele i dea+anta,ele transmisiei prin ro i din ateș ț ț
Avantajele" #!(#- ,& -#!)$-& %()-!)- ,/#!"$*$-!-& $ $/#!)'+ ) /)%'$()!#& $ &*(!-!#& %!!%$-!-& (#-!)-+ #$,$%!-+ ,&%$ ,$&)$/)$ $ !"!#$- #&,/& -#!)$-&! /-$$ )-#
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< /)%'$()!#&! %/ ((- *! $-&& #$,$%!-&< #!(!#-& ,& -#!)$-& ,$%#&-& @)/+#/* ,$)'$*(# &-& /) )/+# )!-/#!*.< -&=)(*($& #&-&)'$(!+ $ %(- #$,$%!-.
1.2.&. Clasi*i'area roţilor dinţate
! D/+ (#! /#!&'&$ ,!)-/#!-&? #('$ ,$)'!-& %$*$),#$%& #('$ ,$)'!-& %()$%& #('$ ,$)'!-& &*%!-&.
" D/+ (#$&)-!#&! ,$)'$*(#? #('$ ,$)'!-& %/ ,$)'$ ,#&'$ #('$ ,$)'!-& %/ ,$)'$ )%*$)!'$ #('$ ,$)'!-& %/ ,$)'$ I) !/ #('$ ,$)'!-& %/ ,$)'$ %/#"$.
% D/+ ($'$! /#!&'&$ ,!)-/#!-&? #('$ ,$)'!-& %/ ,!)-/#+ &-$(!#+ #('$ ,$)'!-& %/ ,!)-/#+ $)-$(!#+.
, D/+ (#! %/#"&$ *!)%/#$*(#? #('$ ,$)'!-& %/ #($* &(*&)-$% #('$ ,$)'!-& %/ #($* )&&(*&)-$% @%$%*($,!* ) !#% ,& %%.
$. 2 R('$ ,$)'!-& %$*$),#$%& $. 3 R('$ ,$)'!-& %()$%&
1.2.-. (ateriale pentr$ roţi dinţate
R('$*& ,$)'!-& & (- %()-#/$ ,$)-#
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< R(!-! %(),/%+-(!#& /)%'$()&!+ ) %(),$'$$ !$ #&*& ,&%;- #(!-! %(),/+ ,&%$-#&"/$& + $& &&%/-!-+ ,$)-#
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pt J !/* #()-!* p# J !/* ,& "!+ st J !#%/* ,& ,$$!#& #()-!* !* ,$)-&*/$ et J !#%/* ,& ,$$!#& #()-!* !* (*/*/$
2. "S"(4LĂRI I ORG"N) 5) "S"(4L"R)Ș
2.1. Preentare !enerală
A!"*!#&! &-& (! $! ,& #&/)$/)& )-#
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A!"*+#$*& )&,&()-!"$*& & %!#!%-$&!+ #$) !-/* %+ )/ & (- ,&()-! +#+,&-$(#!#&! %&* / $) ! /)/$! ,$)-#& &*&&)-&*& !!"*+#$$. L! !!"*+#$*& #$) #&!#& (# !ț ț,& #&%!#& %& !!#& )-#& %&*& ,(/+ /#!& & %#&&!+ ( #&$/)& ,& %()-!%-. C;),ț,&(#! $$*& /#!& &*(# ) %()-!%- /)- &*!-$%& !!"*!#&! &-& ,&()-!"$*+. D!%+ !!# $ț ț ș,&(#! $$ *!-$%& !!"*!#&! ! $)-#! ) %!-&(#$! !!"*+#$*(# )&,&()-!"$*&.ț
2.2. "sam#lări prin pene lon!it$dinale
!enele longitudinale J (#!)& ,& !!"*!#& ,&()-!"$*& %!#& -#!)$- (&)-& ,&-(#$/)& J & (*(&% *! $!#&! & !#"(#$ ! #('$*(# ,$)'!-& #('$*(# ,& %/#&! !/ ,& *!)'&$%/*!:&*(# (*!)'$*(# &-%.
"sam#lările prin pene longitudinale /)- !!"*+#$ ,&()-!"$*& ,& -$ !#"(#& J "/-/% ,&-$)!-& -#!)$-$$ /)&$ $%+#$ ,& #(-!'$& $ ! /)/$ (&)- ,& -(#$/)& $ /)&(#$=$,+#$$ ,&*!+#$$ !$!*& ! "/-/%/*/$ !'+ ,& !#"(#&. O#!)/* ,& !!"*!#& &-& !)!()-!-+ )-#
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$. 5Pene lon!it$dinale '$ str6n!ere 7de *i8are9 & %*!$$%+ )?
înalte& denumite şi înclinate @$. 6! *!-& @$. 6" %()%!& @$. 6% &)&*& -!)&)'$!*& & ()-&!+ &%=$? !)+ $ %()-#!!)+ @$. 6,.
$. 6
P(- $ %/ !/ +#+ %+*%;$ @)! %+*%;$/* //#;), ()-!#&! $ ,&()-!#&! /)--!),!#,$!-&. L! &)&*& )!*-& %/ %!&-&*& #(-/):$-& @$/#! 7! %!)!*/* ,$) !#"(#& !#& (#!$ ,$&)$/)$*& &)&$ ()-!#&! ("'$);),/
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L! penele paralele (&)-/* ,& -(#$/)& & -#!)$-& #$) &'&*& *!-!*& !*&!%&-(#! :(%/* #!,$!* $$), #&+/- )-#& !'! /$(!#+ ! &)&$ $ /),/* %!)!*/*/$ ,$)
"/-/%. S& &&%/-+ %/ %!&-&*& ,#&-& !/ #(-/):$-& @$/#$*& 11 $ 12.ș
$.11 $. 12
>) /)%'$& ,& #(*/* *(# /)%'$()!* &)&*& !#!*&*& & !#- )? ("$)/$-& ,& =$,!#& $ ("$*&.
!enele paralele o#işnuite & )-#&"/$)'&!+ &)-#/ -#!)$-&! (&)-/*/$ ,&-(#$/)& %;), "/-/%$$ /)- $!'$ ) ,$#&%'$& !$!*+. >) %!/* $&&*(# ("$*& J ) ,$#&%'$&!$!*+ J & (*(&% penele de g'idare %!#& & $&!+ & !#"(#& #$) $)-&,$/* /)(# /#/"/#$ @$/#! 13.
$. 13L/)$&! &)&*(# ,& =$,!#& & !*&& ) /)%'$& ,& ,&*!!#&! )&%&!#+ ! "/-/%/*/$.
(*($#&! /#/"/#$*(# -#&"/$& *$$-!-+ *! %!/#$*& -#$%- )&%&!#& &$-&)'! +/#$*(# $%(#;),/*- #&$-&)'! *! ("(&!*+ ! !#"(#$*(#.
!enele paralele & (*(&% & %!#+ *!#+ ) %()-#/%'$! ,& !$)$ !;), !!)-!:/*)&(!*$+#$$ "/-/%/*/$ %(!#!-$ %/ &)&*& *()$-/,$)!*& ()-!-& %/ -#;)&.
"sam#lările prin pene montate fără str%ngere @$. 2.2 -#!)$- !#%$)! #$) %()-!%-
,$#&%- )-#& !#"(#& $ !)+ $ ) %()-$)/!#& *! "/-/%. A%&-& !!"*+#$ (- (*($ pene paralele cu capete rotunde @$. 2.2 ! !/ cu capete drepte ( $. 2.2 " $!-& ) %!)!*/* ,$)!#"(#& +#+ /#/"/#$ @$. 2.2 ! !/ %/ /#/"/#$ @$. 2.2 ". A%&!-+ /*-$+ !#$!)-+ @$.2.2 " /-$*$&!+ ,(/+ /#/"/#$ &)-#/ ! &$-! /*&! &)&$ ,$) *(%! !/#! $*&-!-+ ,& *!$:*(%/* &)&$ (*($), &)-#/ &-#!&! &$ ,$) *(%!/* ,$) !#"(#& #$) )/#/"!#&! /)/$-$- $*&-!-.
A*-& -$/#$ ,& &)& /-$*$!-& *! !%&-& !!"*+#$ /)- &)&*& ,$% @$. 2.2 % $ &)&*&%$*$),#$%&. A!"*+#$*& #$) &)& *()$-/,$)!*& ()-!-& +#+ -#;)& /)- %&*& !$ )-;*)$-&) %()-#/%'$! ,& !$)$ $$), $/#& ) /)%'$()!#& !;), ( ()-!#& $ ,&()-!#& $*& $!$/#;), %(!$!*$-!-&! $&&*(# !!"*!-&.
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! " %$. 2.2 A!"*+#$ #$) &)& ()-!-& +#+ -#;)&
D$) !%&!-+ %!-&(#$& !% !#-& !!"*+#$*& #$) &)& !#!*&*& &)& ,$% $ &)&%$*$),#$%& @$/#! 10?
$/#! 10#9 5e !idare 7*ără prestr6n!ere9 @$/#! 2. Pene paralele:
< O"$ )/$-& @$. 2ș< D#&-& @$. 3
$.2 $.3P&)&*& !#!*&*& !/ & &*& (/& !#!*&*&. E(#-/* & -#!)$-& )/!$ & & &*& *!-!*&ț ț
+#+ &&%- ,& +)!#&.U)&(#$ & $&!+ & !#"(#& %/ !:/-(#/* /#/"/#$*(#. S& %!*%/*&!+ *! &* %! &)&*&ș
)%*$)!-& %;), -#!)$- &(#-/* )/!$ & & &*& *!-!*&.țC;), &-& )&%&!#+ ( !$ !#& %!!%$-!-& ,& -#!)$-& & (*(&% ,(/+ !/ -#&$
&)& ()-!-& & !#"(#& ) !%&*! $ *!) $ ,&%!*!-& %/ 120 #!,&.ș șL/)$&! !#($!-$+ ! &)&$ &-& ,& @11H.13 ,.
2.%. "sam#lări prin pene paralele
A!"*+#$*& #$) &)& !#!*&*& & /-$*$&!+ & %!#+ *!#+ ) %()-#/%'$! ,& !$)$ &)-#/ ! -#!)$-& (&)-& ,& -(#$/)& $%$
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(#! A (#! B (#! C
$. 2.3 A!"*+#$ #$) &)& !#!*&*&
P&)&*& !#!*&*& & &&%/-+ ,$) OL 6O @#&%(!),!- #$) -!),!#, !/ ,$) !*-& ('&*/#$.A!"*+#$*& #$) &)& !#!*&*& & %*!$$%+ ,/+ #(*/* /)%'$()!* ) asam#lări fixe $
asam#lări mo#ile.L! !!"*+#$*& $& @+#+ ,&*!+#$ #&*!-$& )-#& "/-/% $ !#"(#& & /-$*$&!+ &)&
!#!*&*& $!-& +#+ /#/"/#$.L! !!"*+#$*& ("$*& @%/ ,&*!+#$ !$!*& !*& "/-/%/*/$ !'+ ,& !#"(#& & (*(&%
&)& !#!*&*& $!-& %/ /#/"/#$ @. $. 2.2 ".
2.&. "sam#lări prin pene dis'
D&)/$#&! &)&*(# (*($-& *! !%&-& !!"*+#$ $)& ,& *! (#! ,& &&)- ,& ,$% !!%&-(#!. P!#-&! $)$(!#+ ! &)&$ & $)-#(,/%& )-#
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• C/ &%'$/)& ,#&-/)=$/*!#+
$.5 !enele disc )&%&$-+ &&%/-!#&! /)/$ %!)!* !,;)% ) !#"(#$ ,$) !%&- (-$
(*($),/) !!#+ ,& !%&!-! &)&*& *()$-/,$)!*& ()-!-& %/ -#;)& -#!)$- (&)-& ,& -(#$/)& #&*!-$ $%$.D&!!)-!:/* &)!* !* &)&*(# %/ -#;)& %()-+ ) *+"$#&! J %/ -#&%&! -$/*/$ J !-#;)$$ $)$'$!*& %! /#!#& ! !%'$/)$$ !#%$)$*(# !#$!"$*&.
*a penele longitudinale montate fără str%ngere )/ & )-;*)&% ,&!!)-!:&*&&)'$()!-& &$-;), -(-/$ *+"$#&! #&$-&)'&$ *! ("(&!*+ ! !!"*+#$$ $ $$), )&%&!#+ ($!#& /*$&)-!#+ !$!*+ ! $&&*(# !!"*!-&.
P&)&*(# -!)&)'$!*& )/ *& /)- #(#$$ !%&-& ,&!!)-!:& ,$) %!#& %!/+ &#&%(!),+ (*($#&! !%&-(#! *! !#"(#$$ %/ ,$!&-#& !#$ %!#& /)%'$()&!+ ) %(),$'$$ #&*&
&)&*& -!)&)'$!*& *+"&% )+ J *! &* %! $ %&*&*!*-& &)& %/ -#;)& J #&$-&)'! *!("(&!*+ ! !!"*+#$$ #$) %!)!*&*& ,& !)+.
15
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C!*%/*/* /)&$ !!"*+#$ #$) &)& *()$-/,$)!*& & (!-& ,&+/#! ,/+ /#+-(!#&!%=&+?
) /)%'$& ,& ,$!&-#/* !#"(#&*/$ & !*& ,$) -!),!#,&*& ,$&)$/)$*&-#!)!*& ! &)&$ " J *+ $&! &)&$ $ = J )+* $&! &)&$ț ț
*! &)&*& %/ -#;)& & (!-& ,&-$)! (&)-/* ,& -(#$/)& & %!#&
-#&"/$& +
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%.%. "sam#larea roţilor pe ar#ore
S& #&!*$&!+? & /#!&'& %$*$),#$%&
& /#!&'& %()$%&.
A!"*!#&! #( $*(# ,$) !-& & !#"(#$ & #&!*$&!+ %/ !:/-(#/* /#+-(!#&*(# (#!)& ,&ț ț! $)+?ș
cu pană şi piuliţa @!$/#!#&! (-#$! ,&*!+#$$ !$!*& & !%& %/ !$"+ $ $/*$'+
prin caneluri şi piuliţă @!$/#!#&! (-#$! ,&*!+#$$ !$!*& & !%& %/!$"+ $ $/*$'+
cu pană pe con şi asigurată cu piuliţă @%&)-#!#&! & !%& & %() prin str%ngere cu şuru#uri de gulerul ar#orelui @%&)-#!#&! & #&!*$&!+ &
!*&!: %$*$),#$% prin ajustaj aderent sau #locat şi fixat axial cu un şuru# sau cu un ştift
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6. G=&(#=$/ N. .!. ransmisii pin angrenaje. ,lemente de proiectare E,$-/#!O#$()-/#$ /)$$-!#& T$$(!#! 1997.
7. N$%(!#+ I. .!. /azele proiectării transmisiilor mecanice E,$-/#! ,& &-T$$(!#! 1996
8. R+,/*&%/ G=. .!. < >),#/!# ,& #($&%-!#& ) %()-#/%'$! ,& !$)$ (* II
E,$-.T&=)$%+ B/%/#&-$ 19869. P!$$ G=. S-& N. L!!# D. O#!)& ,& !$)$ $ &%!)$& M!)/!* &)-#/ %*!!
! I ! E,$-/#! D$,!%-$%+ $ P&,!($%+ 1985ș10. P!&*&%/ D. .!. < O#!)& ,& !$)$. E,$-. D$,!%-$%+ $ P&,!($%+ B/%/#&-$ 1985
/"$)$)$ E,$-/#! D$,!%-$%+ $ P&,!($%+ B/%/#&-$ 1980.11. S!/ L. J A)#&)!:& (* I $ II E,$-.T&=)$%+ B/%/#&-$ 1970 Organe de maşini& vol..d& "ngrenaje. Reductoare (colecţie de +"+0 E,. T&=)$%+
B/%/#&-$ 1999. O#!)& ,& !$)$ J S-!),!#,& $ %(&)-!#$$ E,$-/#! T&=)$%+ B/%/#&-$ 1972. .$$&,$!.(# .#&$&*$&.#( .,$,!%-$%.#(
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