cric telescopic proiect organe de masini

8/10/2019 Cric Telescopic Proiect organe de masini

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Co!dii de 'to>r2!re

@.B. VERIFICAREA LA SOLICIT/RI COMPUSE

Moe!t', de tor$i'!e cre $o,icit# *'r'+',

Te!$i'!e e>cti# de co%re$i'!e

Te!$i'!e e>ecti# de tor$i'!e Te!$i'!e ec)i,e!t#

. CALCULUL PIULI0EI FIE.1. ALEGEREA MATERIALULUI.?. CALCULUL NUM/RULUI DE SPIRE

N'#r', de $%ire

L'!=ie %i',ei

.@. VERIFICAREA SPIREI

Veri>icre , or>ecre.. ALEGEREA DIMENSIUNILOR PIULI0EI

Dietr', e4terior , cor%','i

Dietr', e4terior , =',er','i

:!#,ie =',er','i

.B. VERIFICAREA PIULI0EI LA SOLICIT/RI COMPUSE

Te!$i'!e e>ecti# de trci'!e

Te!$i'!e e>ecti# de tor$i'!e

Te!$i'!e ec)i,e!t#.8.VERIFCAREA GULERULUI

Veri>icre , $triire

Veri>icre , >or>ecre

.7.ALEGEREA I VERIFICAREA TIFULUI FILETAT CARE FIEAZ/PIULI0A :N CORPUL CRICULUI

A,e=ere *ti>t','i

Moe!t', de >recre %e $'%r> de $%rii! =',er','i

Moe!t', cre $o,icit# *ti>t',

B. CALCULUL CORPULUI

A,e=ere die!$i'!i,or cor%','i

Veri>cre cor%','i , co%re$i'!e

Veri>icre $'%r>eei de $%rii! , $triire

8. CALCULUL CUPEI

Veri>icre %re$i'!ii di!tre c'%# *i c%', *'r'+','i %ri!ci%,

A,e=ere *'r'+','i c' c% )e4=o!, ic *i ce% ci,i!dric cre


5/20


6/20

Veri>icre +o,','i , >or>ecre

Veri>icre +o,','i , $triire

Veri>icre +o,','i ,

MEMORIU DE CALCUL

I. CRICUL TELESCOPIC

1. STABILIREA SARCINILOR CARE NCARC ELEMENTELECRICULUI

2. CALCULUL URUBULUI PRINCIPAL

2.1. ALEGEREA MATERIALULUI

Se ,e=e teri,', OL @7 STAS B99J?

2.2. CALCULUL DE PREDIMENSIONARE

Srci! de c,c', 5cKNQQc =

6 19B11 %e!tr' cric', te,e$co%ic (c'%,# c' >recre c' ,'!ecre"

Dietr', i!terior , >i,et','i d@K

8


7/20

MPa

Qd

ac

ac

c

89...A9

?B;7A9;7E?A8E1?B

7@;?9

A91AE@

1CAC9AA@

=

==

==

A,e=ere >i,et','i $t!drdi&t

Se ,e=e >i,et tr%e&oid, Tr @?48 SR ISO ?;9 c' %ri!ci%,e,e die!$i'!i3

Dietr',!oi!,d K

P$',P

K

Dietr',edi'

?? Dd = K

Dietr',

e4terior AD

K

Dietr', i!terior

@d K 1D K

@? 8 ?; @@ ?B ?8

?.@. VERIFICAREA CONDIIEI DE AUTOFRNARE

U!=)i', de i,et','i ?K=rde

98B7;BA@E998E;1

8

?;1AE@

8

?

? ==

== arctgarctgd

Parctg

U!=)i', %re!t de >recre Q K=rde

11@CC9@7;E9

?

@9co$

11E9

?

co$

=== arctgarctg

6 91191?

Co!diti de 'to>r2!re

;9E11@CC9@79E98B7;A@? ecti# de co%re$i'!e cKMP

C7?811A7E@B

BE1;8?

79A99

8?B1AE@

17899AA?

@

==

==

d

Qc

7


8/20

Te!$i'!e e>ecti# de tor$i'!e tKMP

@AA7;78?1E7BEA;98?

1@@@E@89@BA

797A@E1A?771AE@

1@@@@E??B??1818@

@

==

==

d

Mtt

Te!$i'!e ec)i,e!t# eKMP

ac

actce

=

==+=+=

=+=

787B1;1E@C

8?CA8?E1B9?7CA?9CAE?1BCAA?BAE1?C8;A89B?9;EB@ACAA?BAE1?C8

MP89...A9A

e

c

??

2.5. VERIFICAREA LA FLAMBAJ

Coe>icie!t', de &e,tee

?BE8A

?B

A

A

8A

1;@@1;9

@C81;@?

78E81?BE8

@C8

@

?

@

A

@

i!i!

i!

====

=+=+=

===

===

d

d

d

A

li

mHl

Kll

i

l

l

f

f

Doe!i', de >,+

19B81E78

9B199

=

Coe>icie!t', de $i='r!# , >,+ c

@B?E@988ACE@@19?E@1AE1@191AE1@19

B@;;;71BCECC7?811A7E@B

@B?E@98

====

==

=

f

a

a

c

f

cc

cc

Coe>icie!t', de $i='r!# di$i+i,3 B...@=ac

. CALCULUL URUBULUI SECUNDAR


9/20


10/20

1?E9...11E9

11@CC9@7;E9

?

@9co$

11E9

?co$

R

=

===

arctgarctg

Co!dii de 'to>r2!re;9E11@CC9@7;9E989BC8;9? cti# de co%re$i'!e cKMP

( ) ( )177A11CAE@A

CAE?9B;

79A99

8B81AE@

79A99

1@8;?9?B1AE@

17899AA?

9

?

@

==

=

=

=

Dd

Qc


( ) ( )

A9B8@7A?1EB?CBA1E11C9;

71B1E8@C@8

B;?

;8E8;;19;8

71B1E8@C@8

???8A8AB;?

1AE@

71B1E8@C@8

1C7A181A1998?B@718

1AE@

71B1E8@C@8

18

A

9

A

@

@

==

==

=

=

=

Ddd

Mtt


ac

actce

=

==+=+=

=+=

CA889B7BE@B

;7;1AAE1?CACC@887E1189;BACE118C??9;1B;@E?;A9;BACE118C

MPC9...89A

e

c

??

4. CALCULUL PIULIEI FI!E


Se ,e=e teri,',3 Fc ?99 SR ISO 1B

4.2. CALCULUL NUMRULUI DE SPIRE

19


11/20

N'#r', de $%irez

( ) ( )

19&8MP8...B

787?7@?7C7E8AE19BB9

79A99

B87?1AE@

79A99

B1AAA?1181AE@

17899AA?

1

?

=

==

=

=

=

a

a

p

pDd

Qz

L'!=ie %i',eiHpllKB8C7 === zPHpll

4.. VERIFICAREA SPIREI

Veri>icre , or>ecre fKMP

:NCOVOIERE

( )

BE97?C9E8@A9E8@AP)

MPB9...A9@

i?

A

?A

===

=

=

aiiz$D

dDQ

( )ai ==

= @9;@79A77E8

B?8?CEA1CA?

?8A99

77?B1CAE?BA71AE@

A?A717899@i

FORFECARE

af

aff$zD

Q

==

=

==

@BC;C@BBE@8C9@?EB?@;

17899

797?EBA71AE@

17899

MP@B...@9

>

>

A

4.4. ALEGEREA DIMENSIUNILOR PIULIEI

Dietr', e4terior , cor%','iDeK

( ) BBCA719...CA =+=+= mmDDe

Dietr', e4terior , =',er','iDgK( ) 7118BB?9..18 =+=+= mmDD eg

:!#,ie =',er','i $gKC1?...C == gg $mm$

4.5. VERIFICAREA PIULIEI LA SOLICITRI COMPUSE

Te!$i'!e e>ecti# de trci'!e tKMP

11


12/20

( ) ( )A7B;;CBAE?7

?AE?B8?

79A99

C181AE@

79A99

??9;@9?B1AE@

17899AA?

A

? ==

=

=

=

DD

Q

e

t


( ) ( )

1CCC;8;8BEAB9A7@E1B?@;

71B1E8@C@8

CC9

18E1@A1978A

71B1E8@C@8

BB18

A?79;AA1AE@

71B1E8@C@8

AC7;8C1;1B98?BBB18

1AE@

71B1E8@C@8

18

A

A

A

==

==

=

=

=

DDD

M

e

e

in#ll

t


at

atattte

=

==+=+=

=+=

7?AC88E?C

117;?8?EC?B1C7@11@E79;@9A;BCE7BABA8CB77CE17A;@9A;BCE7BA

MPAB...A9A

e

??

4.". VERIFCAREA GULERULUI

II. Veri>icre , $triire #KMP

( )

( ) a#

a#a#

eg

#DD

Q

==

=

=

=

=

1?1??1@1E11?AE8@@9

79A99

?9181AE@

79A99

@9?BB9A11AE@

17899A

MP89A

$

??

III. Veri>icre , >or>ecre f KMP

af

af

ge

f$D

Q

==

=

==

7@CCB@BE1?8E1@C1

17899

CBB1AE@

17899

MP@B...@9

>

>

4.#. ALEGEREA I VERIFICAREA TIFULUI FILETAT CARE FI!EA$

PIULIA N CORPUL CRICULUI

A,e=ere *ti>t','i

Se ,e=e *ti>t >i,ett M84?9 STAS 19?1 c' cre$c#t'r# c' ce% tro!co!ic c'%ri!ci%,e,e die!$i'!i3

Fi,et(d" t ! c Ad @c Ac 1d 1lM8 ? 1 1B B @B 1 @ ? 7

Moe!t', de >recre %e $'%r> de $%rii! =',er','iMgKN

1?


13/20

BC7@E88CCB89AC

A9AB?A9@?

?918

1;1B@8

@

?11?

@9?BB9A1

188@7B@B7;11178991?E9

@

1M

1B9E1?....9E@

1

=

??

?@

===

=

=

=

eg

eg

gDD

DDQM

Moe!t', cre $o,icit# *ti>t',M#KNC7??E@9ACBC7@E88CCB71B1E8@C@8 === gin#ll# MMM

5. CALCULUL CORPULUI

A,e=ere die!$i'!i,or cor%','i K( )

( )

( )

( ) A1?19C-1;9??919....9H

??9@91;9B9...@9H

79D

1?9B979B9...@9

1?1?...19

7C...7

87...B

89BBB8...?

1c

1

+i

tt

=++=++=

=+=+=

=

=+=+=

==

==

==

=+=+=

gpll

ll

%i%e

eci

$HH

H

DD

DD

Veri>cre cor%','i , co%re$i'!e cKMP

( )

( ) ac

accig

c DD

Q

=

=

=

=

=

=

BC;9B9AE1B1AA11AE@

79A99

1AA11AE@

79A99

@899B9A11AE@

17899A

MPC9...89A

c

c??

Veri>icre $'%r>eei de $%rii! , $triire #KMP

( )MPBE?....?

A$??

=

=

a#

%i%e

#DD

Q

( ) ac ==

=

= @899A9??CE?

?;C@9

79A99

;B991AE@

79A99

A;991AA991AE@

17899A$

". CALCULUL CUPEI

Veri>icre %re$i'!ii di!tre c'%# *i c%', *'r'+','i %ri!ci%, % KMP

( )

( ) a

a

c

p

pdd

Qp

===

=

=

=

91C1;C@8E?9CE@B18

79A99

11?91AE@

79A99

@8-11B8@E1A

17899A

%

MPA9...?B%A

?

9

?

1@


14/20


15/20

II. CLICHET VERTICAL

1. SCHIA MECANISMULUI

2. CALCULUL LUNGIMII MANIVELEI

Moe!t',

For c' cre cio!e '! '!citor&[email protected] ( ==m&

L'!=ie de c,c', !ie,ei'cK

1%e!tr'1

1

7;A?A??EA@1?9911

CACA@EC8@BC

==

=

=

==

nK

n

Kn&

M'

m

itc

coe>icie!t de !e$i',t!itte ci'!ii '!citori,or

1B


16/20

L'!=ie !ie,ei'K

1%e!tr'((B99

9

==

+=

nl

l'' c

lo ,'!=ie $'%,ie!tr# %e!tr' %ri!dere c' 2! !ie,ei

. CALCULUL PRELUNGITORULUI

L'!=ie %re,'!=itor','i'pK

Dc# @?9...?B9>' $e ,e=e ( )'''m AE9...@E9= ir ,'!=ie %re,'!=itor','i

((C9...B9

?BB;8;@E@C7B9B@C?7?7E1AA7;A?A??EAC1

=

=+=+=

l

l''' mp

l ,'!=ie de =)idre %re,'!=itor','i

Dietr', i!terior , %re,'!=itor','i (e=, c' dietr', %ori'!ii de =)idre re$%ectie

, %ori'!ii de %ri!dere c' 2!

( )( )

( )ai

i

aiai

pipe

pepm

idd

dll'Kn&

=

==

=

=

=

=

8@@?@19;BEB;E@?8@BB

?9AE1C@CA@C

19@;@B1AE@

?BB;8;@E?C78A99

1@9@?1?@A?B81AE@

B9B9?BB;8;@E@C7?9911@?

MP1?9...199@?

AA

9

4. CALCULUL ROII DE CLICHET

4.1. ALEGEREA MATERIALULUISe ,e=e teri,',3 OL B9 STAS B99J?

4.2. ALEGEREA DIMENSIUNILOR

Die!$i'!i,e roii K( ) CEB?@@8E1CE1...8E1 === dDm

18


17/20

d dietr', e4terior , >i,et','i *'r'+','i %e cre $e o!te rot de c,ic)etC=z - !'#r', de di!i i roii

( )

( ) 1BBE1B1@@9EB?...1BE9

CEBC8CEB?

CEA88CEB?

8198E9CE9...8E9

19+@8?E1918

7;?E18B

C?

CEB?1AE@

?

==

=+=+=

===

===

===

ada

$DD

$DD

%$

%z

D%

me

mi

m

4.. VERIFICAREA ROII DE CLICHET LA SOLICITRI

Veri>icre di!te,'i ,

aii

m

it

aii

D

M&

%

$&

==

=

==

==

==

==

CC19@@9?EBC1999

9@@9?EBCCC1

19199

818CB91E@?71@

1919...C

18CB91E@?71CEB?

8;8;E17?717

CEB?

CACA@EC8@BC??

MP1?9...199@

1

i?

1

Veri>icre di!te,'i , >or>ecre fKMP

af

aff%

&

=

=

==

7118CB91E@?1919

18CB91E@?71

MP199...C9

>

>1

Veri>icre $'%r>eei de co!tct di!te,'i , $triire #KMP

a#

a##$

&

=

=

==

B1;A7B9?EBA819

18CB91E@?71

MP1?9...199

$

$1

Veri>icre $+,#rii %e co!t'r )e4=o!, , $triire #KMP

( )

a##

a#

it

#a

M

==

=

=+=+=

==

;8;B17@7E8@?799

8;8;E17?717

1???B

CACA@EC8@BC?

1??19?...1

MP1?9...199?

t

$

1

?

5. CALCULUL CLICHETULUI


17


18/20

Se ,e=e teri,',3 OL 89 STAS B99J?

5.2. ALEGEREA DIMENSIUNILOR

Die!$i'!i,e de %,$re c,ic)et','i K

( )

( )

( )

( ) CB1@B?

?81...BE9

?

?8A??8....A

CAE@@8?

CEBCA...?

?

BE9198E9...BE9

11

1

1

====

=+=+=

=++=++=

==

D$

dD

$D

l

pe

e

Die!$i'!i,e c,ic)et','i K

1?

?B1?BC

?

11?

=

=+=++=

$

$l t

5.. VERIFICAREA CLICHETULUI LA NCOVOIERE

Te!$i'!e de

aii

t

aiaii

$

a

$$

a&

==

=

=

=+=+=

==

1@B9BB9AE;C?A99

1@?1E?@BB?A

A998

1?18CB91E@?718

?9

1?19BE9B1?BE9

MP1?9....1998

?

11

?

?

11

". CALCULUL BOLULUI CLICHETULUI

".1. ALEGEREA MATERIALULUI

Se ,e=e teri,',3 OL B9 STAS B99J?

".2. ALEGEREA DIMENSIUNILOR

Se ,e=e '! +o, c' c% ic o, A 4?B STAS B7BJ?JOLB9 , cre $e %re,'cr o='r# %e!tr' *ti>', de >i4re.

d D 1d 1l , 1? ? ? @ ?B

".. VERIFICAREA BOLULUI LA SOLICITRI

1


19/20

Veri>icre +o,','i , >or>ecre fKMP

aff

aff

$a

a

a&

d

(

==

=

=+=+=

====

==

A1?@C8@E7A;8E?99

;1@1BE1A;B@

8A1AE@

A7C?C7E@7@CA

BE19?

BC

?

A7C?C7E@7@C1AACB71A@E118CB91E@?71BE191?18CB91E@?71R

MPC9...89A

11?

?

11

>?

Veri>icre +o,','i , $triire #KMP

a##

a##d$

(

==

=

==

?1C7BE9AC

BE19

8C

BE19

MPC9...89 $

Veri>icre +o,','i ,

ai

aiid

($

==

=

==

8?8;;9AABE98CE1@97

199C

B1?1AE@

8BE1918

MP1?9...19918

i

i@

BIBLIOGRAFIE%

A. ', *.. Mec!i$e 'r'+-Pi',i# :!dr'r de %roiectre Edit'r

L'4 Li+ri$ 1;78 C'r$ de or=!e de *i!i

1;


20/20

M#tie*! D *.. E,ee!te de %roiectre %e!tr' ec!i$e,e c' *'r'+

*i %i',i# I!$tit't', Po,ite)!ic C,'-N%oc 1;B

cric telescopic proiect organe de masini

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