Thiết kế hệ dẫn động băng tải – hộp giảm tốc côn trụ

Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam

Trang
Li ni đầu

Phn 1



 ! "#$  
%&#'(#)*#$ 
 +
,-&#. +
%/0&123,45 6
Phn 27898:778;<
 
:.1-=2>, 6
%&)*>,?@(# AB>, 6
 !!"#$%& C
,-(# ABD* C
%,-(# ABDEF G
Phn 37898HI:
'()* %
 +,+- %
,$(#4JK, " %
%K-02L*&2M?@2NF1O %
P1O?@$'1O %
4JK,,>?@2BQ@2-= " %G
 &./ PG
Sinh Viên Thực Hiện : Nguyễn Phi LongLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam

 " PG
% "% PG
P "P P6
0 ,1&*&-'!&2 P6
0 ,1&*&-'!3 PR
04-56 PR
Phn 4:STUVWX
7,YZ- " %
77,YZ- "% 
777,YZ- "P 6
Phn 5798:[\T]^
02 R
,K_)*?`#D R
%9_( a R
P9_bDY R
+," +
Phn 6/c7Hd^7e;f:
8$%& +P
8$5 +
Phn 7:gTU:S::97h\Wi^
Sinh Viên Thực Hiện : Nguyễn Phi Long%Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
94:;<=
,-2_K_3Qj#$K,1@#2QKN2_ -4$
 k@-=-Kl4$K,'F.:22_;A1@F.2mD-2?2!n
N3&n*1=2K2_o)*F.4p:22_FAqro(B?E123q
*2q:_=-D2qTsKlE'J22mD-2?2!1@FtZ?u2
?231@F?@2_K_'v(-?232_K_'&23D*@A
#D20F&1@$ AB#(waKuD O2_Dqnx& ABK
Y2?@45QyN20F?E&nqaFFZ>-bTu2oa4?EAq@A

*A#D20F&45zQ" # {2 -@$K,q1A3K2Fqn*q
 -23Dn@ -2u2=)*F.ZF452*-23F?"2_K_
3Qj#(a02|#D20F& " -t k1@F'45O2mDM
Ek)*}A -(#Fq(231@}A~o*FZF{-@@>-
'F.)*Fk-•A1@1}}q?u2 k#?@J22*n=! -
t k2_K_KN K`2L*2nqZF>2•@0F$L€
K2_nnD)*}A -(#F
r2?2!
A•^2W-
Sinh Viên Thực Hiện : Nguyễn Phi LongPLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
^‚p
7:S:d
:g:cr\[ƒH„HI::d
• : ! "
^…
% 
CCC
F v
…
†+CCCqG%
CCC
…+q%6‡9ˆ‰
• 233Qj#Šp
Z-$'B(@2kpŠ…Š
P
ol
Š
( 
Š

( 
Š
K
Š
%
x
Š
%
ot
 -npŠ-11@23)*F#DY1a
Š
( 
1@23)*(# AB( a "
Š
( 
1@23)*(# AB( a
Š
K
1@23)*KuD&2
Š
>
1@23)*(# AB>,
Š
-
1@23)*F#DY 45
 *(0%P‹Œ R*npŠ
-1
…CqRR•Š
( 
…CqR6•Š

( 
…CqRG•Š
K
…•
Š
>
…CqRP•Š
-

…CqRR
rA *pŠ…CqRR
P
CqR6CqRGCqRP
%
CqRR
%
…Cq66
• 3&02 .4$4$pŽ…
%



n
i i
i
ck
T t
T t
=
 

 ÷
 
∑
…
% %
+ P
  Cq† 
† †
+
…CqRP
• :A!}p^
A
…

ct
P
β
η
…
+q%6CqRP
Cq66
…GqP6‡9•‰
• *.^

•^
A
•
Sinh Viên Thực Hiện : Nguyễn Phi LongLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
%:gf:‘/:’“:d

• :.$(#x& AB)*-@(#3&1@\
(  
Z-(0
%‹Œ %q
 AB#( a "#D20F&%Dq AB#>,‡(# AB
-@2‰
\
(
…\
(
\
(>
…+P…+
• r&?”t*A)* "FAp


…
GCCCC GCCCCCqG%
Pq†
 PqPC
v
D
π
= =
‡?•D‰
 -np?…CqG%F•1@?E&>,02
…PCFF1@4JK,*
• r&?”t*A$(#)*#$p

(Q

…


(
…Pq†+…+GCq†‡?•D‰
.&?”t*A$(#)*#$1@+CC?•D
• #$45.D02`*F{p^

•^
A
q
(
–
(
?@
k
dn
T
T
•K‡3&t02‰
• Z-(0D"1"^P‹Œ %%R?u2p^
A
…GqP6Kˆq
(
…+G†?•Dq
K…

mm
T
T

…q*.45K2N#$1@“P%r<Pn&KlE
4*p^

…6q+9••

…++?•D•
k
dn
T
T
…%qC•
77^—^f7˜rfH\<™
• x& ABp
\

…
++
q6G
Pq†
dc
ct
n
n
= =

• :.$(#p\
>
…P…•\

…

q6G
PqR%
P
ch
x
U
U
= =
…\

\
%

 -n\

1@x& ABD*q\
%
1@x& ABDEF
• *.\

?@\
%
4*p
,š
K
…
[ ]
( )
[ ]
% C%

C
%q%+ 
  
bd
be be
K
K K K
Ψ
−
Z-oP+‹Œ P
:}D•D&2x& AB1@\

…PqR%:.9
(Z
…CqP•›
(Q%
…qC+•
‹9
C
Œ…‹9
C%
Œ
…•š
K
…
( )
%q%+qC+
 CqP CqP
=
−

q%+…•š
K

P
k
C
…q%+q
P
…qR6
œ?u2:
K
…q
 *Z-'P%C‹Œ P*>45\

……•\
%
…Pq+
Sinh Viên Thực Hiện : Nguyễn Phi Long+Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
• \
>
…
 %

ch
U
U U
…
q6G
Pq+

…%qR†
::crfS:
:cr\[H„::HI:
 : ! "Pp
P
+q%6
+q6%
 CqRPCqRR
ct
x ot
P
P
η η
= = =
‡9•‰
: ! "%p
P
%
+q6%
+qRG
 CqR6CqRR
brt ol
P
P
η η
= = =
‡9•‰
: ! "p
%


+qRG
GqC
 CqR6CqRG
brt brc
P
P
η η
= = =
‡9•‰
…•
•

GqC
GqG
 CqRR
dc
k ol
P
P
η η
= = =
‡9•‰
%Tžf:Ÿ\“<H„::HI:
TE& ! "p

dc
k
n
n
U

= =

dc
n

++‡ • ‰vg ph
=
TE& ! "%p

%

++
PG‡ • ‰

vg ph
n
n
U
=
= =
TE& ! "Pp
%
P
%
PG
C‡ • ‰
Pq+
vg ph
n
n

U
=
= =
TE& ! "p
P
C
Pq†R‡ • ‰
%qR†
ct
x
vg ph
n
n
U
=
= =
P;c; H„::HI:
;FZ ! "#$p

G G
GqG
  %CCqGR‡  ‰
++
Rq++C Rq++C
dc
dc
dc
N mm
P
T

n
=
= =
;FZ ! "p

G G



GqC
  %CCGq†6‡  ‰
++
Rq++C Rq++C
N mm
P
T
n
=
= =
;FZ ! "%p

G G
%
%
%
+qRG
  +GPG†qP‡  ‰
PG
Rq++C Rq++C
N mm

P
T
n
=
= =
;FZ ! "Pp

G G
P
P
P
+q6%
  +%+%+C‡  ‰
C
Rq++C Rq++C
N mm
P
T
n
=
= =
;FZ ! "p
Sinh Viên Thực Hiện : Nguyễn Phi LongGLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam

G G
+q%6
  +GCq†+‡  ‰
Pq†
Rq++C Rq++C

ct
ct
ct
N mm
P
T
n
=
= =
%/erfW7\¡¢:
^‚%p7898:778;<
7/H\<™:
Tk "PK£-%>,4*!*x},-->,
:&(*}p
^…^
P
•%…+q6†•%…%q†R9•
\
>
…%qR†

P
…C?•D
:SW¤7:
-?E&?@ ABK*-!*.1-=2>,-1a
%:g::crf:’“:TU/H\<™:
• =`)A_?@A2NF1@F”qQ-n*,>,Z-#(BF”
 Z-(0+‹Œ•6†o?u2\
>
…%qR†*.& al*`¥


…%+qA *&
al*1u¥
%
…\
>
¥

…%qR†%+…6q+
 WA¥
%
…6+¦¥
F*>
…%C…•§& ABO\
>
…¥
%
•¥

…6+•%+…P
Tu2¥
F*>
…%C45>¨2BK23=_a(4u>,Q-(01B(F”
*F#J22*1@F?23
Sinh Viên Thực Hiện : Nguyễn Phi Long6Lớp Cơ Điện Tử 2-K49 ĐHBKHN
 "
©&
#$  % P :
\ \


… \
%
…Pq+ \
>
…%qR†
^‡9•‰ GqG GqC +qRG +q6%•% +q%6
‡?•D‰ ++ ++ PG C Pq†
‡FF‰ %CCqGR %CCGq†6 +GPG†qP +%+%+C•% +GCq†+
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
• (4u>,
Z-o%%%‹PŒ•+*n,-1@p
  
z n
tt
x
K K K P
P
K
=
 -np
œ9
ª
1@3& al*Qjp9
ª
…%+•¥

…%+•%+…
œ9

1@3&?”t*Ap9


…
C
•
P
…+C•C…Cq†‡?u2
C
…%CC?•D‰
œ9
>
1@3&>£_&Q{A>,q.>,Q{A…•9
>
…
œ91@3&2BK23zQ">,•Z-o+‹Œ•6R*n
9…9
C
9
*
9

9
(
9

9

*np
n2!4J&2•F(# AB-@2(wPC
-
¦GC

-
…•9
-
…‡3&>£_(& ,(# AB‰
:.K-0 "*–C
…•9
*
…‡3&2BQ@2>,‰
/# ABnN2Bx45
…•9

…‡3&>£_K0a2Bx‰
:.D4$(2 $Kk‡n("2‰
…•9
(
…qP‡3&>£_2BK23(2 $‰
/# AB1@F?23!F
…•9

…‡3&02 .#‰
/# AB1@F?23%*
…•9

…q%+‡3&KN__#1@F?23‰
…•9…qPq%+…qG%+
…•^

…
qG%+Cq†%q†R
%q%+


=
Z-(0%+‹PŒ•+q.(# AB>,Q{An(4u>,…%+qFF
K€23«^%+q+G6CCq`*F{2BK23(BF”^

¦‹^Œ…Pq%9•?@Z-
(0%P‹PŒ•†`*F{¦
F*>

• 9-0 "$(#p*…C…C%+q…CG‡FF‰
• Z-o%P‹PŒ•C&Fb>,p
…
( )
%
% 
 %
%

%
% 
Z Z t
Z Z a
t a
−
+
+ +
Π
…
( )
%

%
6+ %+ %+q
%+ 6+ %CG
Pq+†
% %+q  CG
−
+
+ + =
Π
:.&Fb>,1@…P%
 ,,>K-0 "*‡:%‹PŒ•C‰
*…
( ) ( )
% %
 %  % % 
Cq%+ Cq+ ‹ Cq+ Œ %‹‡¥ ‰• Œt X Z Z X Z Z Z
 
− + + − + − − Π
 
…
( ) ( )
% %
Cq%+%+q P% Cq+ %+ 6+ ‹P% Cq+ %+ 6+ Œ %‹‡6+ %+‰ • Œ
 
− + + − + − − Π
 
Sinh Viên Thực Hiện : Nguyễn Phi Long†Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
…C%qP†‡FF‰
N a>,*20F*2145p

¬*…CqCCP*…CqCCPC%qP†…PqCG‡FF‰
 *1A*…C†FF
 r&1}?*ED)*>,p
 P

%+C
qP
+ +P%
Z n
i
X
= = =
¦‹2Œ…PC‡Z-(0+R‹Œ•†P
 92NF23F>,?B#(B
Tu2>,(t021uK2F-FA-4J>A!02 .?*ED
 -t k1@F?23}2_@K2NF23F?Bt02Z-3&*-@
r…
Q C

t v
Q
k F F F
+ +
®‹rŒ
 -np
Ÿ02 .D`q *(0+%‹Œ•6GpŸ…+G6CC
9

3&02 .#
¯


|1O?”•
CCC CCC%q†R
%G%6q%6‡ ‰
q
t
P
F N
v
= = =

Tu2
 P
%+%+qC
q‡ • ‰
GCCCC GCCCC
Z tn
v m s
= = =
¯
C
WOaQ- .145>,(#2 *p¯
C
…Rq†K
°
t*
*K-0 "p*…qC†‡F‰
K
°
3&D"##?±°)*>,?@? ,(# AB

K
°
…‡(# AB2!n¦C
-
‰
tK&2145F>,qZ-(0+%‹Œ•6Gpt…%qGK
¯
?
|1OaQ-1O12•F2 *p¯
?
…t?
%
…%qGq
%
…PqG‡‰
‹rŒ3&*-@-D£Dq *(0+C‹Œ•†?u2…%CC?•Dp‹rŒ…†q%
 ¯
C
…Rq†%qGqC†…CPq†G‡‰

+G6CC
6qPR ‹rŒ…†q%
q%%G%6q%6 CPq†G PqG
S
= = >
+ +
TEAr•‹rŒq(# AB>,0F(0-#(B
 :&)*l*>,
4JK,?”2*)*l*>,Qj?@l*>,(Qjp



%+q
%C%qGG‡ ‰
2‡ • ‰ 2‡ • %+‰
t
d mm
Z
= = =
Π Π
%
%
%+q
GCGq+G‡ ‰
2‡ • ‰ 2‡ • 6+‰
t
d mm
Z
= = =
Π Π
Sinh Viên Thực Hiện : Nguyễn Phi LongRLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
4JK,?”x)*l*>,Qj?@l*>,(Qjp
Q
*
…‹Cq+œ-‡«•¥

‰Œ…%+q‹Cq+œ-‡«•%+‰Œ…%Pq6G‡FF‰
Q
*%
…‹Cq+œ-‡«•¥

%
‰Œ…%+q‹Cq+œ-‡«•6+‰Œ…G†q6P‡FF‰
4JK,)*l*>,Qj?@l*>,(Qjp
Q
°
…Q

% …%C%qGG|%†qCP…†GqG‡FF‰
Q
°%
…Q
%
% …GCGq+G|%†qCP…+RCq+‡FF‰
Tu2 …Cq+C%+Q

œCqC+…Cq+C%++q††œCqC+…†qCP‡Q

…+q†† *(0+%‹Œ•6G‰
 92NF23F#(B2_D>m)*l*>,p
o2_D>m
Q 
Cq6 ‡ ‰ •‡  ‰ ‹ Œ
H r t vd d
k F k F E A k
σ σ
= + ≤
 -np
‹
H
σ

Œo2_D>m-D£Dq *(0+‹Œ•†
K

|3&KN_04-)*& al*>,p¥

…%+…•K

…Cq%
¥

…6+…•K

…Cq%
¯
?
|1O?*ED !FQ{A>,p
¯
?
…PC
6

P

P
F…PC
6
C%+q
P
…%%%‡‰
F@'2p …%qC

+
;D*
“|Q23,2_(-2(01Bq *(0+%‹Œ•†+…•“…†CFF
K
Q
3&D•(&KB02 .-Q{ApK
Q
…
…•
+

Cq6 Cq%‡%G%6q%6 %q%%‰%qC •‡†C‰ +PPq+‡ ‰
H
MPa
σ
= + =

+
%
Cq6 Cq%‡%G%6q%6 %q%%‰%qC •‡†C‰ PG†‡ ‰
H
MPa
σ
= + =
TEAQy*>F‡2œ *F‰=# b/P%s=45o2_D>m-D£D‹
H
σ
Œ…++C;D*q0F(0-#(B2_D>m- al*?@ al*%
 WOQ"1! "‡Z-:+%C‹Œ•†G‰
6

 P
GC 

x
r x t
k P
F k F
Z tn
= =
K
>
|3&KN_ .145>,
K
>
…q+‡n2!4J&2•F(# AB-@2…PC
-
‰
…•
6
q+GC %q†R
PCRq+P‡ ‰
%+%+qC
r
F N
= =
77/H\<™/HXH^7e;f:
/H\<™:[^“
:STžW7\
 /`p£D+20223=# b/%²%†+np


+†C‡ ‰
σ
=
b
MPa
•

+†C‡ ‰
σ
=
ch
MPa
•./…%GC‡/‰
 /1up£D+20223=# b/%²%†+np

+†C‡ ‰
σ
=
b
MPa
•

+†C‡ ‰
σ
=
ch
MPa
•./…%+‡/‰
Sinh Viên Thực Hiện : Nguyễn Phi LongCLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam

%:g³r\[:^´^
 ³2_D>m-D£D
[ ]
C
‡ • ‰
σ σ
=
H HLim H R v XH HL
S Z Z K K
:G‹Œ•†R
 -np

C
σ
HLim
1@o2_D>m-D£Do?u2&Kk$-
Z-(0G%‹Œ•R%p
C
σ
HLim
…%/œ6C

C

%%GC 6C +RC‡ ‰
σ
= + =
HLim
MPa


C
%
%%+ 6C +GC‡ ‰
σ
= + =
HLim
MPa
r

1@3&*-@K2,?B2_D>mZ-(0G%‹Œ•R%pr

…q
¥
H
1@3&>£_#F)*F a1@F?23
¥
T
1@3&>£_04-)*?E&?”
9

1@3&>£_04-)*K,4u( a
:.$(#
R v XH
Z Z K
…
9
W
1@'2.>£_04-)*J22*D"?"?@_#02 .)*(#
 ABqZ-:GP‹Œ•Rp
•=

H
m
HL HO HE
K N N
 -np
F

1@(E)*4J-F`2K2z?B2_D>mTk/¦P+C…•F

…G


1@&Kk*AY2o$-K2z?B2_D>mZ-
:G+‹Œ•Rp
%q
PC=
HO HB
N H
…•
%q 6

PC%GC q††C= =
HO
N
…•
%q 6
%
PC%+ qGPC= =
HO
N



1@&Kk*AY2o4$4$Z-:G6‹Œ•Rp
P
GC  
ax
 
=
 ÷
 
∑
i
HE i i
i
m
T
N C n t
T
Tu2
C
1@&1}aKuD -?”t*A
i
T
q
i
n
q
i
t
1}1451@FFZ>-bq&?”t*A?@Y&2J1@F

?23-_#2)*( a*>£

P P 6
% %
+ P
GCPGRCCC  Cq†  PPqRC
† †
 
= + = >
 ÷
 
HE HO
N N
…•9
W%
…
*np
 %
•

•
 
…
 %
…•
 
•

…•9
W

…

[ ]
C
  
 • +RC•q +PGqPG‡ ‰
σ σ
= = =
H HLim HL H
K S MPa

[ ]
C
% % %
 • +GC•q +CRqCR‡ ‰
σ σ
= = =
H HLim HL H
K S MPa
/ a aµp
[ ] [ ] [ ]
{ }
 %
F2 • +CRqCR
σ σ σ
= =
H H H
MPa
³2_D>m-D£DK2t02Z-GP‹Œ•RPp
Sinh Viên Thực Hiện : Nguyễn Phi LongLớp Cơ Điện Tử 2-K49 ĐHBKHN

Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
[ ]
%q† %q†+†C G%‡ ‰
ax
σ σ
= = =
H ch
m
MPa
 ³&-D£Dp
[ ]
C
‡ • ‰    
σ σ
=
F FLim F R S XF FC FL
S Y Y K K K
:G%‹Œ•†R
 -np

C
σ
FLim
1@o&-D£Do?u2&Kk$-
Z-(0G%‹Œ•R%p
C
q†
σ
=
FLim

HB
…•
C

q†%GC G†‡ ‰
σ
= =
FLim
MPa
…•
C
%
q†%+ ‡ ‰
σ
= =
FLim
MPa

F
S
1@3&*-@K2,?B&Z-(0G%‹Œ•R%p
F
S
…q6+

R
Y
1@3&>£_04-)*#FF145• a

S

Y
1@3&>£_#=A)*?E123&2?u2ED o

XF
K
1@3&>£_K,4u( a04-_#(B&
:.$(#
 
R S XF
Y Y K
…

FC
K
1@3&>£_04-)*02p
FC
K
…‡02D,*‰

FL
K
1@3&Y2.Z-:G‹Œ•Rp
•=
F
m
FL FO FE
K N N
 -np
F
¯

1@(E)*4J-F`2K2z?B&Tk/¦P+C…•F
¯
…G

FO
N
1@&Kk*AY2oK2z?B&
FO
N
…C
G
?u2F.21-=2
£D

FE
N
1@&Kk*AY2o4$4$Z-:G†‹Œ•Rp
GC  
ax
 
=
 ÷
 
∑
F
m
i
FE i i
i
m

T
N C n t
T

G G G
% %
+ P
GCPGRCCC   Cq†  PCCC
† †
 
= + = >
 ÷
 
FE FO
N N
…•
%
=
FL
N
*np
%   %  C 
•  > = => > => =
FE FE FE FE FE F FL
N N N N N N N

[ ]
C
   
• G†•q6+ %G6qP‡ ‰

σ σ
= = =
F FLim FC FL F
K K S MPa

[ ]
C
% % % %
• •q6+ %+%‡ ‰
σ σ
= = =
F FLim FC FL F
K K S MPa
³&-D£DK2t02Z-:G‹Œ•Rp
[ ]
Cq† Cq†+†C G‡ ‰
ax
σ σ
= = =
Fm ch
MPa
P:g::crf:’“/H\<™
 $(#2BQ@2-@2p
Z-:G+%*‹Œ•Cp
[ ]
%
%
P

 • ‡ ‰

β
σ
 
= + −
 
e R H be be H
R K u T K K K u
 -np
Sinh Viên Thực Hiện : Nguyễn Phi Long%Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
œ
R
K
1@3&D"#?@-?E123( a?@1-=2 aTu2 AB#(
a aµnp
Cq+
d
=
R
K K
…Cq+CC…+C‡;^*
•P
‰
œ
β
H
K
1@3&KN_OD•(&KB02 .
œ
be

K
1@3&2B #?@ ap


=u
q.
be
K
…Cq%+…•
 Cq%+
% % Cq%+
=
− −
be
be
K u
K
œZ-(0G%‹Œ•q "1bD !Y¶*q *#2A*np
β
H
K
…q%

%
P
%
%CCGq†6q%
+C   %†q†‡ ‰
‡ Cq%+‰Cq%++CRqCR
= + =

−
e
R mm
 &aKuDp
r& a(`p

% %
% %†q%†
GPqP%
  
= = =
+ +
e
e
R
d
u
 *(0
G%%‹Œ•%…•¥
D
…GTu2/¦P+Cq¥

…qG¥
D
…qGG…%G
4JK, (k?@F (k
 
‡ Cq+ ‰ ‡ Cq+Cq%+‰GPqP% ++q‡ ‰= − = − =
m be e
d K d mm



++q
%qP‡ ‰
%G
= = =
m
tm
d
m mm
Z
Fp
•‡ Cq+ ‰ %qP•‡ Cq+Cq%+‰ %qP‡ ‰= − = − =
te tm be
m m K mm
Z-(0G†1AZ-2!v
%q+‡ ‰=
te
m mm
qQ-np
‡ Cq+ ‰ %q+‡ Cq+Cq%+‰ %q††‡ ‰= − = − =
tm te be
m m K mm


++q
%+qP%
%q††
= = =
m

tm
d
Z
m
q1A¥

…%+ a
& a(%?@n2*
¥
%
…¥

…%+…CC

%•
o
arctg(25/100)=14
δ
=
C
%
%• 6+ +†•
0 0
90 -14
δ
= =
Z-(0G%C‹Œ•Cq.3&QxB>

…CqP†q>
%

…CqP†
% % % %
 %
Cq+ Cq+%q+ %+ CC %†q†+‡ ‰
te
= + = + =
e
R m Z Z mm
4JK, (k)*(`p
 
%+%q†† +q6‡ ‰= = =
m tm
d Z m mm
97h;7;HXT™/™78^·:
Z-:G+†‹Œ•Pp
[ ] [ ]
%
%

%

% 
   
Cq†+
H
H M H H H R V XH
m
T K u
Z Z Z Z Z K
bd u

ε
σ σ σ
+
= ≤ =
Sinh Viên Thực Hiện : Nguyễn Phi LongPLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
 -np

M
Z
1@3&KN_$,?E123)*( aaKuD
 *(0G+‹Œ•Rp
M
Z
…%6‡;D*
•P
‰

H
Z
1@3&KN_kQ=(BF2_D>m
 *(0G%‹Œ•Cp
H
Z
…q6G

Z
ε
1@3&KN_O yKuD)* a
Z-G+R*‹Œ•Pp

  q6P
Cq†6
P P
Z
α
ε
ε
− −
= = =
 -nZ-:GGC‹Œ
C
 %
   
q†† Pq% q†† Pq% C q6%
%+ CC
m
os osc c
Z Z
α
ε β
 
 
 
 
= − + = − + =
 
 ÷
 ÷
 
 

 
 
 

H
K
1@3&02 .K2,?B2_D>mZ-:GG‹Œ•p
H H H HV
K K K K
β α
=
œ
H
K
β
…q%‡Z-,-D}‰
œ
H
K
α
…‡( a aµ‰
œ
HV
K
…œ

•‡% ‰
m1
d
H H H

V b T K K
β α
TE&?”p
 
•GCCCC Pq+q6++•GCCCC q+‡ • ‰
m
v d n m s= Π = =
Z-(0GP‹Œ•Cq.D,>6
Z-‡GG‰

C
‡ ‰ +q6‡ ‰
CqCCG6q+ RqGG

m
H H
d u
v g v
u
δ
+ +
= = =
‡Tu2
H
δ
…CqCCG‡ *(0G+‰•
C
g
…6‡(0GG‰‰


Cq%+%†q†+ P%q%‡ ‰
be e
b K R mm= = =
WA(…PPFF

RqGG+q6PPq+
 q† q%q† qP%
%%CCGq†6q%
HV H
K K= + = → = =
%
%
%%CCGq†6qP%  
%6q6GCq†6 Rq6‡ ‰
Cq†+Pq6R+RqC† 
H
MPa
σ
+
→ = =

[ ] [ ]
• +CRqCRCqR+ †PqG‡ ‰
H H V R xH
Z Z K MPa
σ σ
= = =
 -np?¦+F•
→
V

Z
…•.D,>2_D>m†qH
*
…%q+²
q%+
m
µ
→
R
Z
…CqR+•Q
*
¦6CCFF
→
xH
K
…
4?EA
[ ]
•
H H
σ σ
>
q4!13K2B!nNa2B #
?@ ap
[ ]
% %
PP‡ • •‰ PP‡Rq6• †PqG‰ PPq++‡ ‰
H H
b mm

σ σ
= = =
WA(…P+FF
+97h;7;HXT™/™\f
Sinh Viên Thực Hiện : Nguyễn Phi LongLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
Z-:GGG‹Œ•p
[ ]
    
% •‡Cq†+ ‰
F F F mm m F
T K Y Y Y bm d
ε β
σ σ
= ≤

[ ]
%  %  %
•
F F F F F
Y Y
σ σ σ
= ≤
 -np


1@FFZ>-b !()#
9
¯
1@3&02 .K2,?B&Z-:GG6‹Œ•+p

F F F FV
K K K K
β α
=
 *#2AZ-(0G%*np
q+
Cq+6 Cq
q%
CqG Cq q%+ q+
F
F
K
K
β
β
−
−
= → =
− −

F
K
α
…‡( aµ‰




%
F m

FV
F F
V bd
K
T K K
β α
= +
‡:GG†‹Œ•+‰?u2

C
‡ ‰
m
F F
d u
V g v
u
δ
+
=
‡GG†*‰
 *(0G+‹Œp
CqCG
F
δ
=
GG‹Œp
C
6g =
+q6‡ ‰
CqCG6q+ %+q6+


F
V
+
= =
*A&
%+q6+P++q6
 q6 q%q6 q†%
%%CCGq†6q%
FV F
K K→ = + = → = =

q6% •q6% Cq+†Y
α ε
ε
= → = =

Y
β
1@3&KN_#2!)* aq?u2 aµ
Y
β
…

 %
q
F F
Y Y
1@3&Q= a
Tu2¥

?
…¥

•-

δ
…%+•-‡
C
%¸‰…%+q66
¥
?%
…¥
%
•-
%
δ
…CC•-‡6†
C
+†¸‰…%qPR
T@>

…CqP†q>
%
…CqP†
 *(0G†‹Œ•C6…•<
¯
…Pq†•<
¯%
…PqGP
*A&


%%CCGq†6q†GCq+†Pq†
††qRR‡ ‰
Cq†+PPq+%q††+Gq†R
F
MPa
σ
= =

%
††qRRPqGP
R%q†P‡ ‰
Pq†
F
MPa
σ
= =
*A
[ ]
 F F
σ σ
<
?@
[ ]
% %F F
σ σ
<
4?EA#(B&450F(0-
G97h;7;HXT™Ÿ\e7
Z-}(@2q*n3&t02pK

t
…q
Z-:G†‹Œ•C†p
6qR q ++6q†6
axHm H qt
k
σ σ
= = =
¦
[ ]
G%‡ ‰
axHm
MPa
σ
=
Sinh Viên Thực Hiện : Nguyễn Phi Long+Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
Z-:GR‹Œ•C†p
[ ]
F*>  
F*>
¹ ¹  ††qRRq %q+R ¹ G‡ ‰
F F qt F
K MPa= = = < =
[ ]
%F*> % %
F*>
¹ ¹  R%q†Pq %RqRG ¹ G‡ ‰
F F qt F
K MPa= = = < =

4?EA a`*F{2BK23?Bt02
6::crfTU9:¡º::’“/H\<™/HX:[^
“
& 9,23 :o 9_t0
:2BQ@2-@2
:2B #?@ a
:2BQ@2 (k
r& a( a
n2!( a
3&Qx
4JK,2*-@2
n2*
:2B*- a-@2
:2B*-} a-@2
:2B*-• a-@2
4JK,x a
-@2
;?”-@2
x& AB
H
Z
(
H
F
¥

q¥
%
β
>


q>
%
Q
Z
δ
e
h
ae
h
fe
h
ae
d
te
m
m
u
H
Z
…Cq+F
Z

% %
 %
Z Z
+
(…9
(Z
H

Z
H
F
…H
Z
Cq+(
Q
Z
…F
Z
¥

•Q
Z%
…F
Z
¥
%
  %
• ‰arctg(Z Z
δ
=
C
% 
RC
δ δ
= −
% 
e te te
h h m c= +

q?u2
m
os
te
h c
β
=
q
Cq%
te
c m=
 
‡ ‰
m
os
ae te n te
h h x c m
β
= +
% 
%
ae te te ae
h h m h= −
 fe e ae
h h h= −
% %fe e ae
h h h= −
  
%
1

os
ae e ae
d d h c
δ
= +
% % %
%
ae e ae
d d h= +
•‡ Cq+ ‰
te tm be
m m K= −
%†q†+‡FF‰
P+‡FF‰
qP+‡FF‰
¥

…%+•¥
%
…CC
C
C
>
q%
…CqP†•CqP†‡FF‰
G%q+•%+C‡FF‰

C
%¸
6+

C
+†¸
+q+FF
PqPFF
q+6FF
%qC6FF
PqRPFF
6qGGFF
%GCq†FF
%q+FF

%/H\<™:[^:ž;
%:STžW7\
-KnA!}k(23?@Z-t*2NF&n* -2_K_
!*.?E123)*(# ABDEF4(# ABD*
Sinh Viên Thực Hiện : Nguyễn Phi LongGLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
%%:g³r\[:^´^
 ³2_D>m-D£D
/ a " a2!p
[ ]
[ ] [ ]
 %
+PGqPG +CRqCR
+%%q6P‡ ‰
% %
H H
H
MPa
σ σ

σ
+
+
= = =
 ³&-D£D
[ ] [ ]
[ ] [ ]
P 
 %
%G6qP‡ ‰
%+%‡ ‰
F F
F F
MPa
MPa
σ σ
σ σ
= =
= =
%P:g::crf:’“/H\<™
Z-:G+*‹Œ•Rp
[ ]
%
P
%
%
%
‡ ‰
w
H

a
H ba
T K
a K u
u
β
σ
= ±
Ψ
 -np
œ
a
K
1@3&D"#?@-?E123( a?@1-=2 a
 *(0G+‹Œ•R45
a
K
…P‡;^*‰
•P
œ
%
1@FFZ>-b !()#q
%
…+GPG†qPFF
œZ-(0GG‹Œ•R+.
CqP
ba
Ψ =
‡(# ABK&2>o‰
œZ-(0GG‹Œ•R+p

Cq+ ‡ ‰ Cq+CqP‡Pq+ ‰ CqG6+
bd ba
uΨ = Ψ + = + =
œZ-(0G6‹Œ•RGp
β
H
K
…qCG
*A&*np
P
%
+GPG†qPqCG
P‡Pq+ ‰ GqP‡ ‰
+%% Pq+CqP
w
a mm= + =
WA$(#
G+
w
a =
‡FF‰
 &aKuDp
Z-:G6‹Œ•R6p
‡CqC CqC%‰ ‡CqC CqC%‰G+ qG+ PqP
w
m a= → = → = →
Z-(02!vG†.F…%q+‡FF‰
:.$(#
C
C

β
=
qQ-n-
β
…CqR††
Z-:GP‹Œ& a(`p
P
% %G+CqR††
%†q††
w
os
m(u+1) 2,5(3,5+1)
a c
Z
β
= = =
WA¥
P
…%†
r& a(1up¥

…¥
P
…Pq+%†…R†WA¥

…R†
x& ABOp
 P
• R†• %† Pq+
m

u Z Z= = =
C
 %
‡ ‰ %q+‡%† R†‰
CqR++ 6qP
G+
w
os
2 2
m Z Z
c
a
β β
+ +
= = = → =
4JK,?”2*p
Sinh Viên Thực Hiện : Nguyễn Phi Long6Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
P P
• %q+%†•CqR++ 6PqP‡ ‰osd mZ c mm
β
= = =
 
• %q+R†•CqR++ %+GqG†‡ ‰osd mZ c mm
β
= = =
:2B #?@ ap
CqPG+ +C‡ ‰
w wba
b a mm= Ψ = =

4JK,x ap
P P
% 6PqP %%q+ 6†qP‡ ‰
a
d d m mm= + = + =
 
% %+GqG† %%q+ %GqG†‡ ‰
a
d d m mm= + = + =
4JK,A ap
P P
Cq+ 6PqP Cq+%q+ 6%qCR‡ ‰
f
d d m mm= − = − =
 
Cq+ %+GqG† Cq+%q+ %++qP‡ ‰
f
d d m mm= − = − =
%97h;7;HXT™/™78^·:
Z-:GPP‹Œ•CPqo2_D>m !F a1@F?23p
%
% ‡ ‰
 
2
w w3
H m
H M H
m
T K u
Z Z Z

b u d
ε
σ
+
=
 -np

M
Z
1@3&KN_$,?E123)*( aaKuD
 *(0G+‹Œ•Rp
M
Z
…%6‡;D*
•P
‰

H
Z
1@3&KN_kQ=(BF2_D>m
Z-:GP‹Œp
%
tw
os
sin2
b
H
c
Z
β

α
=
Z-:GP+‹Œp
‰ Cq%R%
o 0
t
os os(20,87 ).tg(17,34
b
tg c tg c
β α β
= = =
Tu2
C C
‡ • ‰ ‡ %C •CqR++‰ %Cq†6
tw
arc os arc
t
tg tg c tg tg
α α α β
= = = =

C
Gq%†
b
β
⇒ =
-np
% ‰• 2‡%%Cq†6 ‰ q66
o
os(16,28

o
H
Z c= =

Z
ε
1@3&KN_O yKuD)* a
Z-GP6‹Œ•CPq3& yKuDQ.p
C
2 +C26qP
qR 
%q+Pq
w
b
m
β
β
ε
= = = >
Π
P 
   
q†† Pq% q†† Pq% CqR++ qG+
%† R†
osc
Z Z
α
ε β
 
 

 
 
= − + = − + =
 
 ÷
 ÷
 
 
 
 
 
 
Cq6†
qG+
Z
ε
α
ε
⇒ = = =

H
K
1@3&02 .K2,?B2_D>mZ-:GG‹Œ•p
H H H HV
K K K K
β α
=
œ
H
K

β
…qCG‡,- !‰
Sinh Viên Thực Hiện : Nguyễn Phi Long†Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
œ
H
K
α
TE&?”p
%
Pq6PqPPPG
q‡ • ‰
GCCCC GCCCC
w3
d n
v m s
Π
= = =
Tu2Q
ˆP
…%*
ˆ
•‡
F
œ‰…%G+•‡Pq+œ‰…6PqPP‡FF‰
T¦F•q *(0GP‹Œ.D,>#.1@R
→
H
K
α

…qP
œ
%

%
w w3
d
H
HV
H H
V b
K
T K K
β α
= +
Tu2
C
•
wH H m
v g v a u
δ
=
 *(0G+‹Œ•C+
CqCC%
H
δ
→ =
GG
C
6Pg→ =

CqCC%6Pq G+•Pq+ q
H
v→ = =
q+C6PqPP
 qC
%+GPG†qPqCGqP
HV
K→ = + =
qCGqCqP q%
H
K→ = =
*A&p
%
%+GPG†qPq%‡Pq+ ‰
%6q66Cq6† +C†q†G‡ ‰
+CPq+%6PqPP
H
MPa
σ
+
= =
,>o2_D>m-D£DpZ-:G?u2?…qF•
¦+F•

v
Z→ =
q?u2D,>#.1@Rq.D,>?BFo2_D
>m1@6-n
q 6CC q 
R a XH

Z d mm K→ = < =
qQ-np
[ ] [ ]
• +%%q6P +%%q6P‡ ‰
H H V R xH
Z Z K MPa
σ σ
= = =
[ ]
•
H H
σ σ
→ <
TEA2BK232_D>m450F(0-
%+97h;7;HXT™/™\f
[ ]
P % P P
% •‡ ‰
w w3F F F F
T K Y Y Y b d m
ε β
σ σ
= ≤
‡GP‰
[ ]
 P  P 
•
F F F F F
Y Y
σ σ σ

= ≤
‡G‰
 -np
Z-(0G6?u2
CqG6+
bd
Ψ =
*n
q
F
K
β
=
Tu2?…q‡F•‰¦%q+‡F•‰q *(0G‹ŒqD,>Rk
qP6
F
K
α
=

 *(0G+
CqCCG
F
δ
→ =
GG
C
6Pg→ =
C
• CqCCG6Pq G+•Pq+ q%

wF F m
v g v a u
δ
= = =
Sinh Viên Thực Hiện : Nguyễn Phi LongRLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
%
q%+C6PqPP
  qC
% %+GPG†qPqP6q
w w3F
FV
F F
V b d
K
T K K
β α
= + = + =

qqP6qC q+%
F F F FV
K K K K
β α
= = =
Tu2
qG+ •qG+ CqGY
α ε
ε
= → = =
C C C

6qP  6qP •C Cq†6GY
β
β
= → = − =
r& a4$4$p
¥
?P
…¥
P
•-
P

β
…%†•CqR++
P
…P%
¥
?
…¥•-
P

β
…R†•CqR++
P
…%
Tu2 ¥
?P
…P%q¥
?
…%?@3&Qx>


…>
%
…Cq *(0G†*n
P 
Pq†q PqG
F F
Y Y= =
³&p
[ ]
P P
%+GPG†qPq+%CqGCq†6GPq†C
C%q+‡ ‰ %G6qP‡ ‰
+C6PqPP%q+
F F
MPa MPa
σ σ
= = < =
[ ]
 
C%q+PqG
R6‡ ‰ %+%‡ ‰
Pq†C
F F
MPa MPa
σ σ
= = < =
TEA#(B&45`*F{
%G97h;7;HXT™Ÿ\e7
Z-}(@2q*n3&t02pK

t
…q
Z-:G†‹Œ•C†p
[ ]
+%%q6P q G†q+‡ ‰ G%‡ ‰
ax axHm H qt Hm
k MPa MPa
σ σ σ
= = = < =
Z-:GR‹Œ•C†p
[ ]
PF*> P P
F*>
¹ ¹  C%q+q Pq+‡ ‰ ¹ G‡ ‰
F F qt F
K MPa MPa= = = < =
[ ]
F*>  
F*>
¹ ¹  R6q P+q†‡ ‰ ¹ G‡ ‰
F F qt F
K MPa MPa= = = < =
4?EA a`*F{2BK23?Bt02
%6::crfTU9:¡º::’“/H\<™
& 9_t0
Sinh Viên Thực Hiện : Nguyễn Phi Long%CLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
9-0 "
;DD
:2B #?@ a

x& AB
n2!)* a
r& a( a
3&Qx
4JK,2*
4JK,x a
4JK,A a
*
ˆ
…G+FF
F…%q+FF
(
ˆ
…+CFF

%
…Pq+F•
Ž…6qP
C
¥
P
…%†q¥

…R†
>

…>
%
…C
Q

P
…6PqPFF•Q

…%+GqG†FF
Q
*P
…6†qPFF•Q
*
…%GqG†FF
Q
°P
…G6qCRFF•Q
°
…%+CqPFF
^‚Pp7898HI:
7:STžW7\
 :.?E123_=- "1@£D+np¹
(
…GCC;^*
³>-b-D£Dp‹»Œ…%%C;D*
777898HI:
rd/¡¼9HI:
Z-oCR‹Œ•†G*n
[ ]
P
Cq%
T
d
τ
≥


 -np
1@F-FZ>-bqFF
‹»Œ1@o>-b-D£Dq;D*:.‹»Œ…;D*
&2?u2#$“P%r<P *D"1"^6*nQ

…P†‡FF‰
4JK,}?@-)* "#D20F&1bD(wKuD&2?u2 "#
$k4JK,@A&22ND02(w‡Cq†q%‰Q


Cq† Cq†P† PCq‡ ‰
dc
d d mm≥ = =
 "p.Q

…P+‡FF‰
 *(0C%‹Œ•†6q2B #Y1a(
C
…%‡FF‰
 "%p
[ ]
( )
%
P
P
%
P†q%%
Cq% Cq%
156368,13T

d mm
τ
≥ = =
:.Q
%
…C‡FF‰
 *(0C%‹Œ•†6q2B #Y1a(
C%
…%P‡FF‰
 "Pp
Sinh Viên Thực Hiện : Nguyễn Phi Long%Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
[ ]
( )
P
P
P
P
+qP
Cq% Cq%
525250/2T
d mm
τ
≥ = =
:.Q
P
…+C‡FF‰
 *(0C%q(
CP
…%6‡FF‰

%:g9e::7½“::f7¾TU7h;ƒW¿:
:2BQ@2 "¶4K-02L*&2M?@2NF1OD"
#?@-$'#q2BQ@2F*A$)*22_t*Aq2B #YqKZ-}
2_?@A_&K
:2B #F*A$-z*KuD&2q-•A1@&2 "@'2!p
l
%m
= (1,4
→
2,5) d
sb
= (1,4
→
2,5).35 = 49
→
87,5 (mm)
:.1
F%
…+CFF
:2BQ@2F*A$( a1up
l
%Pm
=(1,2
→
1,4)d
%sb
=(1,2
→
1,4).40 = 48
→

56 (mm)
:.l
%Pm
…+CFF
Sinh Viên Thực Hiện : Nguyễn Phi Long%%Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
• r$'$(#K-0#D20F&
Sinh Viên Thực Hiện : Nguyễn Phi Long%PLớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
:2BQ@2F*A$( a`p
l
m13
=(1,2
→
1,4)d
sb1
= (1,2
→
1,4).35 = 42
→
49 (mm)
:.1
FP
…+FF
:2BQ@2F*A$( a2!`p
l
m22
=(1,2
→
1,5)d

sb2
= (1,2
→
1,5).40 = 48
→
60 (mm)
:.1
F%%
…+CFF
:2BQ@2F*A$( a2!1up
l
m32
=(1,2
→
1,5)d
sb3
= (1,2
→
1,5).50 = 60
→
90 (mm)
:.1
FP%
…6CFF
:2BQ@2F*A$l*>,p
l
m33
=(1,2
→
1,5)d

sb3
= (1,2
→
1,5).50 = 60
→
90 (mm)
:.1
FP%
…G+FF
 9-02L*2NF1O?@2BQ@2-= "p
Z-:‹Œ•†R|(0C*np
 "p
 
‡%q+ P‰ ‡%q+ P‰P+ †6q+ C+
sb
l d= → = → = →
WA1

…RCFF
% % C P
Cq+‡ ‰
c m n
l l b h k= + + +
 -np
œ(
C
1@2B #Y1aq(
C
…%FF
œK

P
1@K-0¨F=)*22_t*A_bDY *(0
CP‹Œ•†6pK
P
…GFF
œ

1@2B*-bDY?@}(1 *(0CPp

…†FF
œ1
%
1@K-0
→
1
%
…Cq+‡+Cœ%‰…Gœ†…G†q+WA1
%
…6CFF
→
1
%
…1
%
…6C‡FF‰
1
P
…1

œK


œK
%
œ1
FP
œCq+‡(
C
|(
P
-À

‰
 -np
œ *(0CP
→
K

…C•K
%
…G
œ(
P
…(
ˆ
…P+‡FF‰1@2B #?@ a
→
1
P
…RCœCœGœ+œCq+‡%|P+-Pq
C

‰…q+
WA1
P
…+‡FF‰
 "%p
% %% %P C%  %
P % +C +C %P PC %G G+‡ ‰
m m
l l l b k k mm
= + + + + = + + + + =
( ) ( )
%% C% %%  %
Cq+ Cq+ +C %P C G +P‡ ‰
m
l b l k k mm
= + + + = + + + =
( )
( )
C
%P %% %% %P % 
Cq+ - +P Cq+ +C +† -6+q+† C R+‡ ‰
m
l l l b c k c mm
δ
= + + + + = + + + =
 "Pp
Sinh Viên Thực Hiện : Nguyễn Phi Long%Lớp Cơ Điện Tử 2-K49 ĐHBKHN
Đồ án Chi Tiết Máy Thầy giáo hướng dẫn: Đỗ Đức Nam
( ) ( )
P %

P% % %%
PP CP FPP  P
1 …1 …G+‡FF‰
1 …1 1 …G++P…%‡FF‰
1 …Cq+ ( œ1 œ œK …Cq+ %6œG+ œ†œG…†C‡FF‰
WA1
P
…1
PP
…†CFF
P:gW¿:TUrd‘ƒW¿:
Prd‘ƒW¿:
Sinh Viên Thực Hiện : Nguyễn Phi Long%+Lớp Cơ Điện Tử 2-K49 ĐHBKHN