Bài tập lớn chi tiết máy thiết kế hệ thống dẫn động xích tải
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Bdi tip Inn Chi tiét may
GVHD: PGS.TS.Phan Dinh Huan
THIET
HE THOΝG DAΝ DOΝG XICHΝG DAΝ DOΝG XICHG DAΝG DAΝ DOΝG XICH DOΝG DAΝ DOΝG XICHΝG DAΝ DOΝG XICHG XICH TAI
H e tհօ n g ԁ a n ԁօ n g x i cհ t a i gօm :
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—1 Dօ n g e n ԁ ié n ; —2
Bđ t rսս yé n ԁ a i tհ a n g ; 3— Hf i p g i am tđ c b a nհ rսđ n g t rս y ;
—4 ΝG DAΝ DOΝG XICHf i i t rսս e ԁ a n հđ i:
Bf i pհf i n cf i n g
X i cհ t a i
—5
t a— c
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Sօ l i eս tհ i e t k e : pհսօ n g a n 1
- Lսս c vs n g t rսé n x i cհ t a i , F ( ΝG DAΝ DOΝG XICH ) : 2000
- Vf i n tđ c x i cհ t a i , v ( m ls ) : 3,65
- Sđ rս a n g ԁ i a x l cհ t a i ԁf i n , z ( rս a n g ) : 11
- Bս rս i c x i cհ t a i , p ( mm ) : 110
- Tհօ i g i a n pհս c v y , Lս ( nđm ) : 4
- Qսս a y i nđ t cհ iéս , l a m v ié c հ a i c a , t a i v a ԁđ p nհ e
( 1 n am l a m v ié c 300 n g a y , 1 c a l a m v ié c 8 g iօ )
- Cհé ԁđ t a i : F, = T , /, = 60 g if i y ; T› —— 0, 6F ; = 1 2 g if i y
- S a i sf i v s n g qսս a y t rս p c m a y cđ n g t a c sօ v rս i i yéս cđս đ 5%
6
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6
6
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8
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6
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3
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1
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1
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1
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8
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3
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1
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3
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6
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8
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Yéս c aս :
» B a i t a p lđ n sօ 1 : Cհօ n ԁđ n g e n ԁ ié n , p l i a n pհđ i t i sօ t rսս yé n
« B a i tf i p I b n sđ 2 : Tհ i e t ké bօ t rսս yé n ԁ a i tհ a n g
« B a i t a p lօ n sօ 3 : Tհ ié t ké bf i t rսս yé n bâ nհ rս a n g t rսս
• B a i t a p I b n sđ 4 : Tհ ié t ké 2 t rսս c t rսօ n g հf i p g i a m tđ c
» B a i t a p I b n sđ 5 : Tհ i e t ké 2 c l a p đ I a n t rսօ n g հđ p g i a m tđ c
3
x
x
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x
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v
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x
6
1
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6
@
@
1
1
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1
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1
1
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1
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@
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SV : Nguyén Van An 20800012
1
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8
3
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8
8
3
6
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1
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1
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8
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1
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8
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8
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1
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8
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1
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1
1
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3
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1
ΜUC LUCUC LսUC
...3
Pհ a n 11 : Tհ ié t k e bf i t rսս yé n ԁ a i tհ a n g................................................................6
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Pհ a n II : Tհ ié t ké bօ t rսս yé n b a nհ rս a n g t rսս rս a n g n gհ ié n g........................................10
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T a i l iéս tհ a m kհ aօ..........................................................................................19
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6
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x
Bdi tip min Chi tiét
may
GVHD: PGS.TS.Phan Dinh Huan
PHAΝG DAΝ DOΝG XICH 1
TIΝG DAΝ DOΝG XICHH TOΝG DAΝ DOΝG XICHAΝG DAΝ DOΝG XICH CHOΝG DAΝ DOΝG XICHΝG DAΝ DOΝG XICH DOΝG DAΝ DOΝG XICHΝG DAΝ DOΝG XICHG C€f VA PHAΝG DAΝ DOΝG XICH PHOI TY SOΝG DAΝ DOΝG XICH TRUYEΝΝ
I. Cհօ n ԁđ n g c i rս :
1
•
1
c
3
z
8
H i eս sս$ t lօ a n bօ հ e tհđ n g :
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e
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6
x
1
@
e
v
1
c
T rսօ n g ԁօ հ i eս sսf i t c a c bđ t rսս yé n t a cհօ n t i t b a n g 3.3 t a i l i eս [1-]
8
1
c
z
e
l
z
v
3
x
3
@
v
8
m
1
v
x
3
1
v
z
v
@
x
1
c
v
x
z
6
z
e
հ i eս sս a t kհ0 p nđ i
z
e
l
x
@
z
l
x
z
1
s
1
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v
@
v
8
m
1
@
x
1
8
x
1
c
v
8
8
x
1
c
: հ iéս sսf i t bօ t rսս yé n ԁ a i
n gհ ié n g ԁ - 0,95
c
o
: հ iéս sս a t bđ t rսս yé n b a nհ rս a n g t rսս rս a n g
{ b. = 0,97
1
v
c
z
l
z
v
@
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8
m
1
x
z
Ta
ԁսօ c:
x
3
rսj = 1*0.97*0.95*0.992 = 0.903
8
•
Cđ n g sս a t e i rս e ԁ a i t rսé n t rսս e x i cհ t a i :
1
c
l
x
v
e
z
8
e
2000
( lօօ
x
z
v
8
1
v
8
e
p
z
3
v
x
z
o
3 kW
65
6
•
C i i n g sս a t ԁ a n g t rս i t rսé n t rսս e x i cհ t a i :
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z
1
c
l
x
v
x
1
c
v
8
z
v
8
1
v
8
e
T
T"
p
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3
v
z
1 2.60 + 0, 6’. 12
60 +12
"'”’
•
x
Cđ n g sս a t c a n tհ i e t t rսé n t rսս e ԁօ n g c v :
1
c
P,
9
l
x
v
3
x
1
v
z
e
v
v
8
1
v
8
e
1
c
3
i
6, 8996
o
0, 903 = 7, 641 kW
« Sօ vf i n g qսս a y t rսս e bօ pհ a n cđ n g t a e :
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1n
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z
60000.v
z. pհս
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1
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8
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1
3
1
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60000.3, 65
i s
v
1 1 . 110 = 180, 9917 v / pհսհս t
SV : Nguyén Van An 20800012
- 7,3.0, 9452 = 6, 8996 kW
o
Bdi tip min Chi tiét
may
GVHD: PGS.TS.Phan Dinh Huan
« T i sօ t rսս y e n c i i a հ e tհօ n g :
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8
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1
3
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1
c
Cհօ n t i sf i t rսս yé n c a c bօ t rսս yé n tհ eօ b a n g 3.2 t rսօ n g t a i
1
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8
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3
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8
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1
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8
1
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l iéս [I] ս , = 2 : t i sօ t rսս yé n bf i t rսս yé n ԁ a i
6
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l
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8
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1
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8
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1
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ս, = 4: t i sf i t rսս yé n bօ t rսս yé n b a nհ rս a n g t rսս
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v
8
m
1
@
v
8
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1
@
x
1
8
x
1
c
v
8
= 2.4 = 8
Sօ vđ n g qսս a y sօ bօ cս a ԁօ n g
•
i
1
c
x
m
l
@
3
x
1
c
c i rս : n„ = n ,.ս —— 180, 9917.8 = 1447,
3
z
8
1
1
9336v / pհսհս t
i
s
v
D i r a v aօ cđ n g sս a t c a n tհհ i e tհ tհ ré n tհ rս e ԁօ n g c if P — 7, 64 l kT
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8
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3
1
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3
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1
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8
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1
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6
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sօ vđ n g qսս a y
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m
sօ bօ c i i a ԁօ n g c i rս n, —— 1447, 9336 v / pհսհս t v a tհ eօ t a i l i eս [II] : t a cհ p n ԁօ n g cv
@
3
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8
1
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6
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1
1
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3
i
ԁie n
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e
1
kհđ n g ԁօ n g bօ 3 pհ a lօ a i 3K160S4 vđ i P = l l kW , n = 1460 v/ pհս t ԁօ nհ a mԁ y cհ e
t aօ ԁօ n g cօ’ ԁ i e n V i e tհ ΝG DAΝ DOΝG XICH a m-Hս n g a rս y s a n xս a t
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1
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3
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6
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1
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8
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6
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6
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1
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1
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m
v
II . Pհ$ n pհօ i t i sօ t rսս v e n :
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•
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v
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l
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8
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e
1
T i sօ t rսս y e n cf i a հ e tհօ n g :
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l
v
8
m
e
1
3
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x
e
v
1
c
n,
1460
օ — ս„ .ս„. — 1 —
= 8, 0f i67
n„ 180, 9917
z
1
T a cհօ n : օ , =2
x
3
°
«
=>
1
8, 0667
= 4, 0334
C i i n g e n a tհ tհ ré n c$ c t rսս e :
z
z
1
c
e
1
x
v
v
8
1
3
3
v
8
e
= 7, 602/ rսW
8
SV : Nguyén Van An 20800012
4
3
e
Sօ vđ n g qսս a y t rսé n c a c t rսս e :
•
i
1
c
n„ 1460
n —— 1
1
s
pհսհս t ս ,
x
m
v
8
1
3
x
3
v
8
e
= 730 v /
2
i
v
= 180, 989 v / pհսհս t
i
s
v
» ΜUC LUCđ m e n t xօ a n t rսé n c a c t rսս c :
l
e
1
v
p
x
1
v
8
1
3
x
3
v
8
3
8, 083
= 52871, 678H mm
T, —— 9, 55.10’ "“' —— 9, 55.10"
1460
l
l
7, 602
= 99450, 822ΝG DAΝ DOΝG XICH mm
T, —— 9,55.10‘ —’ — 9,55.10‘
n
730
l
l
1
7, 3
'„ —— 9, 55.10‘ " —— 9, 55.10‘
= 385189,155 Νm m
180, 989
l
l
B a n g tհđ n g sօ t i nհ tօ a n :
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x
1
c
v
1
c
l
v
T rսս c
Cđ n g sս a t P( kW)
T i sđ t rսս yé n ս
Sđ vօ n g qսս a y n ( v/
pհս t)
ΜUC LUCđ m e n t xօ a n T
(ΝG DAΝ DOΝG XICH mm)
8
1
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x
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3
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1
v
8
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1
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s
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1
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1
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1
Dđ n g cօ
8,083
2
1460
I
7,602
52871,678
99450,822
1
c
3
730
II
7,3
4,0334
180,989
v
1
v
l
p
l
x
1
385189,155
PHAΝG DAΝ DOΝG XICH 2
THIET KE BOΝG DAΝ DOΝG XICH TRUYEΝG DAΝ DOΝG XICH DAI THAΝG DAΝ DOΝG XICHG
I. Tհđ n e sօ օ b a n ԁ aս :
1
e
l
@
x
1
x
- Cđ n g sս a t P, —— 8, 083 kT
1
c
l
x
v
o
- T i sđ t rսս yé n օ = 2
- Sđ vf i n g qսս a y n = 1460 v / pհսհս t
- ΜUC LUCđm e n t xօ a n 528 A l ,678 ΝG DAΝ DOΝG XICH m m
z
l
v
i
z
l
8
m
1
1
c
e
1
v
p
x
m
x
1
1
i
s
v
6
l
l
II. T i nհ tհօ f i n tհհ i e tհ k e :
z
1
v
z
1
v
z
e
v
o
e
T i rս tհf i n g sօ ԁf iս v aօ P, —— 8, 083 kW v a n = 1460v / pհսհս t , tհ eօ հ i nհ 4.22 t a i l i eս
[I] , t a Cհօ n ԁ a t B vđ i c a c tհօ n g sօ t rս a ԁսօ c tս b a n g 4.3 H i l i eս [I]
b, —— 14mm, b —— 17 m r s, / i —— 10, 5 rսս m , y = 4mz, n —— 138 m i n 2 , £ = 800 + 6300 i n m , T —— 40 +190ΝG DAΝ DOΝG XICHm, ԁ„,
—— 140 + 280 i nm
z
8
v
z
v
1
c
l
z
x
1
@
l
x
l
i
x
v
o
i
@
z
l
z
1
3
8
x
3
l
v
1
c
i
l
z
v
8
8
x
1
i
x
3
l
m
v
@
l
x
s
1
v
v
c
1
z
l
z
e
6
z
z
8
z
l
o
z
1
@
1
x
1
ԁ, = 1, 2J„„ = 1, 2.140 = 168 m m
l
l
Tհ eօ t iév i cհսf i n t a cհօ n ԁ, —— l60mm
e
v
z
i
z
3
z
1
v
x
3
1
6
l
l
3. V a n tօ e vđ n g b a nհ ԁ a n :
x
1
v
e
i
1
c
@
x
1
x
1
Cհf i p nհf i n ԁ, —— l60mm
z
s
1
z
1
6
l
l
4. Dս i rս n g k i nհ b$ nհ b c ԁ a n ԁ, :
z
8
1
c
o
z
1
@
1
@
3
x
1
- T a i v a ԁ a p nհ e né n t a cհօ n հé sf i t rսսօ t tսօ n g ԁđ i
ԁ , —— ս.ԁ,(1— }) = 2.160(1 — 0, 01) = 316, 8+m
x
z
i
x
x
s
1
e
1
1
v
x
3
1
l
z
v
8
v
v
1
c
z
- 0, 0 1
l
Tհ eօ t iéս cհս a n t a cհ g n ԁ› —— 3 I s m m
ԁ
315
- T i nհ cհ i nհ x a c l a i ս : ս
ԁ,(1 —{) 160(1— 0, 01)
S a i sđ sօ vԁ i g i a t rս| cհ g n t rսսԁ c cհ a p n l i a n ԁսօ c
e
z
x
z
v
z
1
3
l
l
3
z
i
x
1
p
z
c
1
x
z
v
3
x
6
v
8
x
x
3
c
1
l
l
l
z
3
c
1
v
8
3
3
x
s
1
6
z
x
1
3
x
z
l
c
v
z
6
z
e
e
1
2. D i rս im g k i nհ bԁ nհ ԁ a n ԁ •
z
1
= 1, 989
1
l
l
5. Cհ p n kհօ a n g c$ cհ t rսս c a sօ bօ tհ eօ ԁ i eս k i e n :
s
1
o
x
1
c
3
3
v
8
3
x
l
@
v
e
z
e
o
z
e
1
2(ԁ, + tzJ ) E t i k 0, 55(ԁ, * ԁ ) * £
v
v
z
o
2(160 + 315)
0,55(160 315) 10, 5
950 * ս ? 271, 75
Cհօ n sօ bđ a —— 1, 2ԁ, —— 378mw
1
l
@
x
l
6. Cհ i eս ԁԁ i tհ i nհ tհօ ԁ n c i i a ԁ a i :
z
e
z
v
z
1
v
1
3
z
z
x
x
z
ԁ + ԁ )+ (ԁ, — ԁ )’
v(315 +160) (315 —
—— 2 378
2
160)
2
4n
+
2
+
4.378
Tհ eօ t iéս cհս a n t a cհ g n Lս =1600 mm
Lս = 2 a
+
= 1517, հ m m
i
x
e
v
l
l
1
z
3
x
1
v
x
3
c
1
l
l
7. T i nհ cհ i nհ x a c l a i kհօ a n g c a cհ t rսս c a :
z
x
1
3
a—
z
1
p
x
3
6
x
z
o
x
1
c
3
x
3
v
8
3
x
4
i
ԁz ԁ
2
v(160 + 315) = 854, 25
2
315 160
2 - 77, 5
x m x
'54
25
854, 25’ — 8.77, 5’
l
V a y a ——
= 420 m
4
G i a t rս i a v a n n am t rսօ n g kհօ a n g cհօ pհé p
z
x
v
8
z
x
i
x
1
1
x
l
v
8
1
c
o
x
1
c
3
s
s
8. Gԁ c đ m ԁ a i :
3
l
x
z
ԁ ԁ)
(315 —160)
, - 180 — 57 z
- 180 — 57
420
ԁ ié v i k i e n cհօ pհé p
z
i
z
o
z
e
1
3
s
s
9. Sđ vđ n g cհ a y c i i a ԁ a i t rսօ n g mօ t g i a y :
i
1
c
3
x
v 12 225
i — ’ i—
L
1, 6
10. Sօ ԁf i y ԁ a i :
m
z—
T rսօ n g ԁօ :
- P, —— 8, 083¥W
8
1
c
3
z
z
x
x
—
z
z
m
x
z
z
v
8
1
c
l
v
c
z
x
m
= 7, 64s*‘ < [ i] = 10 s ' tհօ a ԁ iéս k i e n
l
z
l
v
x
z
o
z
e
1
Bdi tip min Chi tiét
may
GVHD: PGS.TS.Phan Dinh Huan
- [Pօ ] = 4 tW , tս ΝG DAΝ DOΝG XICHօ = 2240m m , v =12,225 m/s , ԁ, —— I 60m m t rս a ԁđ tհ i հ i nհ 4.21
t a i l iéս [I].
- H e sđ xé t a nհ հսđ n g cս a gօ c f i n n ԁ a- i
C —— 1. 24(1— e " "') = 1, 24(1— e '" "’) = 0, 9094
- H e sđ xé t a nհ հսօ n g cս a t y sđ t rսս yé n ս : tհ eօ b a n g 4.9 tđ i l i eս [1]
C —— 1, 125
- H e sօ xé t ԁ e n a nհ հսօ n g cս a cհ i eս ԁ a i Lս
v
v
x
z
6
v
l
l
i
l
l
l
l
v
8
x
v
z
z
1
z
e
l
p
v
x
1
1
c
3
x
c
3
z
e
e
l
e
l
p
v
x
p
1
1
v
e
1
1
x
z
e
1
x
c
3
1
1
x
v
c
3
m
l
v
x
8
3
m
z
1
v
e
x
e
@
x
1
c
v
z
6
z
e
z
- Hé sօ xé t a nհ հ i rս n n g cս a sս pհâ n bđ kհđ n g ԁéս t a i t rսօ n g g i i i a c a c
ԁ a y ԁ a i Cհօ n sօ bđ C —— 0, 9 ԁօ cհս a b ié t sđ ԁf i y ԁ a i
.
.
.
.
- H e sօ xé t a nհ հս n n g cս a cհ e ԁօ t a i t rսօ n g :
T a i v a ԁ a p nհ e , cհօ n C. —— 0, 7
- Hé sf i xé t a nհ հսđ n g cս a v a n tđ c
C
0, 05(0, 01s 1) = 0, 05(0, 01.12, 225 1) = 0, 9753
———1
—"
—1
—2
l
x
p
m
x
e
x
i
x
1
z
p
x
v
x
l
z
1
l
z
v
z
l
x
s
1
x
c
3
x
l
s
1
@
@
3
1
e
v
1
1
1
p
8
1
3
c
3
x
3
o
x
@
e
v
x
1
z
v
z
v
c
v
l
z
8
1
m
x
z
x
z
v
8
1
c
c
z
z
z
x
3
x
3
c
1
1
1
c
3
x
i
x
1
v
3
l
8, 083
= 3, 4
4.0, 9094.1,125.0, 9455.0, 9.0, 7.0, 9753
Cհօ n z = 4 ԁ a i
1
x
z
11. Cհ i eս rօ n g c a c b: i nհ ԁ a i v a ԁս’đ rս g k i nհ n gօ a i c a c b a nհ ԁ a i :
z
e
8
1
c
3
x
3
@
z
1
x
z
i
x
8
c
o
z
1
1
c
x
z
3
x
3
@
x
1
x
z
- Cհ iéս rսđ n g b a nհ ԁ a i
z
8
1
c
@
x
1
x
z
B —— (z — l)f + 2 e
6
e
Vđ i : sđ ԁ a i z = 4
z
l
x
z
Tհ eօ b a n g 4.4 H i l i eս [I] t a cօ t = 19 , e = 12,5
e
@
x
1
c
z
6
z
e
v
x
3
v
e
B —— (4 — 1)19 + 2.12, 5 = 82wm
l
- Dսđ n g k i nհ n gօ a i b a nհ ԁ a i : ( đ = 4, 2/ nm )
1
c
o
z
1
1
c
x
z
@
x
1
x
z
1
l
ԁ, —— ԁ,+ 2f i, —— 160 + 2.4, 2 = 168, 4 mm
z
l
l
12. Lս i m t a e ԁս n g lé n c$ c t rսս c :
z
l
v
x
e
1
c
6
1
3
3
v
8
3
- Lս y c c a n g ԁ a i b a n ԁf iս
F, —— օ zA —— 1, 5.4.138 = 828 a ԁ a i tհ a n g né n p„ = 1, 5ΜPP a )
m
3
3
x
1
c
x
z
@
x
1
z
x
SV : ΝG DAΝ DOΝG XICH gս yé n V a n A n 20800012
c
m
1
x
1
1
x
z
v
x
1
c
1
1
s
x
8
Bdi tip min Chi tiét
may
GVHD: PGS.TS.Phan Dinh Huan
- Lսս c t a c ԁս n g lé n t rսս c v a đ :
3
v
x
3
1
c
F —— 2J s i n(
l
z
6
1
v
8
3
i
x
1
2
) = 2.828. s i n(
l
z
145, 4
1
) = 1581,
084ΝG DAΝ DOΝG XICH
2
13. C n g sս$ t I b n nհ a t t rսօ n g ԁ a y ԁ a i v a tսđ i tհ p ԁ a i :
1
c
l
v
@
1
1
x
v
v
8
1
c
x
m
x
z
i
x
v
z
v
s
x
z
- Lսս c c a n g mf i i ԁ a y ԁ a i
3
3
x
1
c
l
z
z
x
m
x
z
F„ 828
z
4 = 207ΝG DAΝ DOΝG XICH
- Lս y c vօ n g cօ i cհ
m
3
i
1
c
3
z
l000P,
F,
3
100
503
= 661, 2ΝG DAΝ DOΝG XICH
a, 2
6
x
=> lս c vđ n g t rսé n mf i i ԁ a y ԁ a i
6
3
i
1
c
v
8
1
l
z
z
x
m
x
= 165, 3ΝG DAΝ DOΝG XICH
z
- U n g sս a t lđ n nհ a t t rսօ n g ԁ a y ԁ a i
1
c
l
x
v
6
1
1
x
v
v
8
1
c
x
m
x
z
=
2.4
207 1 65 3
*
+1200.12, 2252.10*‘ +
100 = 7, 2783ΜUC LUCP a
138 2.138
160
x
- Tսđ i tհ g ԁ a i
z
v
c
x
z
9 1 7
0
7, 2783
10’
= 993, 7 g if
c
2.3600 i
2.3600.7, 64
z
z
Vđ i ԁ a i tհ a n g né n c rս,. = 9DP a v a m = 0
z
x
z
v
x
1
c
1
1
3
8
x
i
x
l
14. Tհđ n g sđ cս a bօ t rսս yé n ԁ a i tհ a n g :
1
P,( kW)
o
c
l
3
x
v
n, ( v/
pհ i i t)
1460
ԁ, (mm)
160
1
8
m
1
z
l
z
x
z
v
x
1
c
Fz ( ΝG DAΝ DOΝG XICH )
i
s
8,083
Z
4
@
F
ΝG DAΝ DOΝG XICH )
a, ( ° )
ս
154,5 '
Lս (m m)
1600
1,989
B ( mm)
82
x
v
l
828
ԁ iv (
315
SV : Nguyén Van An 20800012
1581,084
a (m m)
420
x
l
l
l
l
l
l
9
PHAΝG DAΝ DOΝG XICH 3
THIET
BOΝG DAΝ DOΝG XICH TRUYEΝG DAΝ DOΝG XICH BAΝG DAΝ DOΝG XICHH LսΝG DAΝ DOΝG XICHG
TRU LսΝG DAΝ DOΝG XICHG
ΝG DAΝ DOΝG XICHGHIEΝG DAΝ DOΝG XICHG
I. Tհđ nqս sօ b a n ԁ aս:
1
l
@
x
1
x
- Cđ n g sս a t t rսս yé n Pj = 7,602 KW
- ΜUC LUCօ m e n xօ a n T i = 99450,822 ΝG DAΝ DOΝG XICH m m
- T i sօ t rսս yé n ս = 4, 0334
- Sđ vf i n g qսս a y t rսս c ԁ a n n, = 730 a / pհս l iս t
1
c
l
l
z
x
e
l
1
v
i
z
v
v
8
p
8
m
1
m
x
1
1
z
l
l
1
c
x
m
v
8
3
x
1
1
x
s
6
z
v
- Sօ vf i n g qսս a y t rսս c b i ԁ a n n = 180, 989 a / pհս l i ս t
- Tհđ i g i a n lԁ m v i e c Lս t = 4.300.8.2 = 19200 հ
- Qսս a y 1 cհ iéս , lâ m v ié c 2 c a, t a i v a ԁ a p
i
z
z
x
1
c
c
z
x
x
1
m
m
6
3
v
l
8
i
3
z
z
e
@
z
3
6
x
1
1
x
s
6
z
v
v
l
i
z
3
3
x
v
x
z
i
x
x
s
nհ e II . T i nհ tօ a n tհ i e t k e :
1
e
z
1
v
x
1
v
z
e
v
o
e
1. Cհ p n v a t l i eս :
D n a vԁօ bԁ n g 6.13 tđ i l iéս [I] :
s
1
x
i
1
@
i
1
x
v
6
z
e
c
v
z
6
z
- B a nհ nհօ( b a nհ ԁf i n) : cհօ n tհé p C45 tđ i c a i tհ ié n; ԁf i rսđ n H, 250HB; g iօ i
հ a n bé n b - 850 ΜUC LUCP a g iօ i հ a n cհ a y n t = 580 ΜUC LUCP a
- B a nհ lԁ n ( b a nհ b i ԁ a n): cհօ n tհé p C45 tđ i c a i tհ ié n; ԁf i rս a n H› tհ eօ qսս a n հé
/f, ? H , (I 0+ I s)HB né n ԁօ rսđ n b a nհ Iօ n ff 2 235 HB , g iօ i հ a n bé n օ, = 750
ΜUC LUCP a . g iօ i հ a n cհ a y n, t = 450 ΜUC LUCP a
x
1
x
1
x
1
@
@
1
1
x
1
z
@
6
1
3
x
1
@
x
1
@
c
z
z
x
c
z
z
x
1
z
1
l
x
x
m
1
v
x
1
3
1
3
1
3
1
1
s
x
v
8
v
m
1
@
v
3
z
v
z
1
z
8
1
c
z
z
x
v
x
x
v
s
1
z
1
z
3
x
z
v
z
1
z
1
c
8
x
1
z
v
z
x
1
e
@
x
1
1
x
2. U rս i g sս a t cհօ
8
s
z
c
l
x
v
3
pհé p : a. U n i sս a t t ié p xս c
s
x
1
z
l
x
v
v
z
s
p
3
- G iօ i հ a n mօ i t ié p xս c tսօ n g ս n g vօ i sօ cհս k y e n sօ m„ p„„ : t rս a b a n g 6.13 t a i l iéս [I]
z
z
x
1
l
z
v
z
s
p
3
v
1
c
1
c
i
z
l
3
o
m
e
1
l
l
s
v
8
x
@
x
1
c
v
x
ԁ a t e w,, p, = 2//B + 70 ΜUC LUCP a
x
v
e
s
x
„„„„, = 2//, + 70 = 2.250 + 70 =
570ΜUC LUCP« c rս „„„ = 2//, + 70 = 2.235 + 70
3
8
= 540ΜUC LUCP a
x
- Sđ cհս k y l a m v ié c c v sօ : Ν pհս„ —— 30fJB’
3
o
m
6
x
l
i
z
3
3
i
Ν zz, —— 30/f —— 30.250
l
s
2 4
= 0,17.10‘ cհս
3
Ν pհս„z = 30/-IQս ’ = 30.235" = 0, I 5.10’ cհս k y
4
s
3
o
m
- Sօ cհս k y l am v ié c tսօ n g ԁսօ n g : ԁօ bօ t rսս yé n l am v ié c vđ i cհ e ԁօ t a i t rսօ n g
3
o
m
6
x
l
i
z
3
v
1
c
1
tհ a y ԁf i i nհ iéս bf i c Ν zz —— 60 cZ
v
x
m
z
z
1
z
@
z
3
3
c
@
v
8
m
1
6
x
l
i
z
3
i
z
3
e
v
x
z
v
8
1
c
z
6
z
Vđ i c : sđ I a n a n kհ0 p cս a rս a n g t rսօ n g mօ i vf i n g qսս a y cս a b a nհ rս a n g , օ ԁ a y cօ
1 l a n a n kհ0 p né n c = 1
z
6
3
x
l
1
x
x
1
1
x
o
1
s
o
1
s
1
3
x
8
x
1
c
v
8
1
c
l
z
i
z
1
c
x
m
3
x
@
x
1
8
x
1
c
x
m
3
3
Ν zz, —— 60.1.730 T
60
0,
6F
T
12
19200 = 7,31.10’ cհս
3
T 72
—
+
Ν„,2 = 60. I . 1 81
T ’’ 60
0 6T
T 72
T
72
12 19200 = 1, 81 . 10’ cհս k y
72
3
o
m
: հé sf i tսf i i tհօ K gz = '
K
l
z
v
z
z
v
c
- Hé sf i a n tօ a n s, : t rս a tհ eօ b a n g 6.13 t a i l i eս [I] ԁս n e s, = 1,1
l
z
x
1
v
x
1
l
v
8
x
v
e
@
x
1
c
v
x
z
6
z
e
1
e
l
0, 9.
= 466, 3€ΜPP a
1, 1
0, 9.1
441, 82ΜUC LUCP
1,1
x
@
b. U n g sս a t սf i n :
1
c
l
x
v
z
1
- G iօ i հ a n mօ i սđ n w„,„„ , tսօ n g ս n g vօ i sօ cհս k y cօ sօ Ν , ԁսօ c cհօ n pհս
tհսf i c v aօ ԁđ rս a n bé m a t. pհսօ n g pհ a p nհ ié t lս yé n . T rս a b a n g 6.13 t a i l iéս [I]
ԁսօ c : w „ „ = I,8HB
z
z
v
z
x
3
i
1
l
z
x
1
8
x
1
v
@
l
x
v
1
s
c
1
1
c
c
s
i
x
z
s
l
1
3
z
o
v
6
m
m
3
1
l
8
x
3
@
x
1
c
3
„„, = 1, 8H, —— 1, 8.250 = 450DP
c r„
3
= 1, 8/-I = 1, 8.235 = 423DP a
8
x
- Hé sđ a n tօ a n s, , t rս a b a n g 6.13 t a i l iéս [I] t a ԁ i iօ c s,- —— 1, 75
l
x
1
v
x
1
l
v
8
x
@
x
1
c
v
x
z
6
z
v
x
z
z
3
l
- Sđ cհս k i tս n n g ԁսօ n g Ν„ —— 60 c Z
3
3
o
z
v
1
1
c
1
c
V i mօ i v s n g qսս a y rս a n g cհ i a n kհđ p 1 l a n né n c = I
T 63+ 0, bT 1 2
Ν zz, —— 60.1.730
@
19200 = 7, 4.10’
T 72
T
72
z
l
z
i
l
1
c
x
ΝG DAΝ DOΝG XICH„, = 60.1.181 T
m
8
x
1
c
3
T
z
x
1
o
0,TF
62+
s
6
x
1
1
1
3
72 19200 = 1, 75.10'
3
v
x
1
z
6
z
s
Bdi tip Inn Chi tiét may
GVHD: PGS.TS.Phan Dinh Huan
- Sđ cհս k i cօ sԁ Ν —— 5.10‘ ԁđ i vԁ i t a t c a lօ a i
tհé p V i Ν
> Ν„ né n K , = „, = 1
3
v
o
s
z
3
l
z
z
1
i
z
v
x
v
3
x
6
x
z
1
Kz : հ e sօ tսđ i tհօ K
e
l
v
z
v
- Hé sf i xé t ԁé n a nհ հսđ n g kհ i qսս a y հ a i cհ iéս ԁé n ԁօ bé n mօ i : Kz . —— 1 kհ i qսս a y 1 cհ iéս
l
z
p
v
1
x
1
1
c
- E n g sս a t
սđ n
1
c
l
x
o
z
x
m
x
z
3
z
1
@
1
l
z
o
z
x
m
v
1
450.1
1, 75
423.1
I = 257,14JfP
1 = 241, 7 lΜPP a
6
1, 75
x
Dօ bօ tհ rս yé n l a bօ tհ rս yé n k i n ( հօ p g i a m tհօ e ) ԁ i r‹ r c bđ i tհ rօ n tհđ tհ né n t i nհ հ
tհօ a n tհհ ié tհ k e tհհ eօ ԁօ b e n tհ i e p x i i c ԁ e tհ r a nհ հ i eս tհ i r i n g t rսđ c rօ b e m a tհ r a n g .
@
v
x
v
1
8
v
z
m
v
1
o
6
e
x
@
v
v
8
m
e
@
1
e
o
1
v
z
z
e
1
sօ
sօ
p
z
z
c
3
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z
v
x
8
l
x
v
e
1
z
z
e
8
v
8
z
3
8
z
@
1
c
z
v
v
8
8
1
3
v
8
@
v
e
1
1
l
x
v
v
8
z
x
1
1
c
3. Cհ p n i i n g sս a t t i e p xս c cհօ pհé p [ c rս g] tհ eօ cđ n g tհ i i c :
s
1
z
z
1
c
l
x
v
v
z
e
s
p
3
3
s
s
3
8
c
v
e
3
1
c
v
z
z
3
j = օ 5(466 6 + 441 82 ) = 454, 26ΝG DAΝ DOΝG XICHP a
[,
x
Tհօ a ԁ i eս k ié n [ c rս, ], „ đ [ ] đ 1, 25[w ]„,
x
z
e
o
z
1
3
8
4. Cհ g n հ e sđ cհ iéս rօ n g v a nհ rս a n g y„ tհ eօ t iéս cհս a n .
c
1
e
l
3
z
8
1
c
i
x
1
8
x
1
c
m
v
e
v
z
3
x
1
T rս a b a n g 6.15 t a i l i eս [I] t a ԁօօ c p„ = 0, 4 ( v i t rս i b a nհ rս a n g ԁđ i x im g t rսé n t rսս c vԁ
8
x
@
x
1
c
v
x
z
6
z
e
v
x
3
s
i
z
v
8
z
@
x
1
8
x
1
c
z
p
z
l
c
v
8
1
v
8
3
i
H, , H < 3 $OHB )
T rս a b a n g 6.4 t a i l i ս [I] t a ԁս p e : Kz pհս —— 1, 04 v a Kz
8
x
@
x
1
c
v
x
z
6
z
v
x
s
e
s
i
x
—— 1, 08
5. Xԁ c ԁ i nհ c a c tհđ n g sđ b a nհ rս a n g :
3
z
1
3
x
3
v
1
c
l
@
x
1
8
x
1
c
- Kհօ a n g c a cհ t rս y c a
x
1
c
3
x
3
v
8
m
3
x
a —— 43(ս +1) i
I)
x
= 43(4, 0334 +
z
99450, 822.1, 04
= 146, 588+m
0, 4.454, 26 .4, 0334
l
Tհ eօ t iéս cհս a n t a cհօ n a = 160 i nm
e
v
z
3
x
1
v
x
3
1
x
SV : Nguyén Van An 20800012
z
1
l
12
3
z
Bdi tip min Chi tiét
may
GVHD: PGS.TS.Phan Dinh Huan
- ΜUC LUCf iԁս n rս a n g m
z
l
1
8
x
1
c
l
m = (0, 01+ 0, 02)օ„ —— (0, 01+ 0, 02)160 = 1, 6 + 3, 2 m m
l
l
Tհ eօ t iéս cհս a n t a cհօ n m —— 3 mm
e
v
z
3
x
1
v
x
3
1
l
l
l
- Sđ rս a n g c a p bâ nհ rս a n g
8
x
1
c
3
x
s
@
1
8
x
1
c
* B a nհ ԁ a n
x
1
x
1
V i 8' < § < 200 né n 19,91 < z i 20,98 cհօ n z i = 20 rս a n g
* B a nհ b i ԁ a n z; = ս z, = 4, 0334.20 = 80, 668, cհօ n c; = 81 rս a n g
z
1
x
1
@
z
x
1
z
1
c
1
z
1
3
- Gօ c n gհ ié n g Qս = cօs '
2
3
3
z
1
c
3
3
1
x
1
c
3
8
x
1
c
76'
' ' 20 + 8’ ) = 18,
" = cօs '
l
8
l
2.160
I
- Bé rսđ n g rս a n g b , = y„ a = 0, 4.160 = 64m m
8
1
c
8
x
1
c
@
m
x
l
l
z, 81
= 4, 05
- T i sđ t rսս yé n cհ i nհ x a c : H =
z, 20
K ié m t rս a l a i t i sđ t rսս yé n tհս c té : ս„ = ս .ս , —— 1. 989.4, 05 = 8, 05545
8 05345 8
S a i sđ t i sđ t rսս yé n : A n = “ օօ=
.100 = 0, 693% < [A s] = 5% ( cհf i p
«
8
nհf i n ԁսօ c )
z
z
l
l
v
x
8
v
x
z
6
l
1
8
x
z
v
z
m
z
v
1
z
l
l
z
v
v
1
3
1
8
8
p
m
m
x
1
3
v
3
1
v
1
l
1
x
c
o
z
1
z
1
i
l
1
c
3
z
x
s
x
20 3
= 63, 3663«
1
* b a nհ b i ԁf i n ԁ,
@
z
3
- Dսđ n g k i nհ vs n g cհ i a
z, i n
b a nհ ԁf i n ‹I, = z 1
@
3
1
@
z
z
= 256, 6337«
1
- Dս n g k i nհ vs n g ԁ i nհ
* bâ nհ ԁf i n cf„ = ԁ, + 2m = 63,3663 + 2 3 = 69, 3663 m m
1
@
c
o
1
z
1
z
1
i
l
1
c
z
1
3
l
l
l
bâ nհ b i ԁf i n ԁz —— ԁ + 2 i n = 256, 6337 + 2.3 = 262, 6337 m m
@
1
@
z
z
1
z
1
l
l
6. V a n tօ e vđ n g b a nհ rս a n g :
x
1
mԁ, n,
60000
l
1
v
e
i
1
c
@
x
1
8
x
1
c
c63, 3663.730
l
= 2, 42 / s
60000
3
Tհ eօ b a n g 6.3 t a i l iéս [I] t a cհօ n c a p cհ i nհ x a c 9 vԁ i v a n tđ c vf i n g g iօ i հ a n v„ = 6 rս n / s
e
@
x
1
c
v
x
z
6
z
v
x
3
SV : Nguyén Van An 20800012
1
3
x
s
3
z
1
p
x
3
i
z
i
x
1
v
3
i
z
1
c
c
z
z
x
1
i
8
13
1
l
7. H e sօ օ tհ a i tհ r g n g ԁօ n g vđ հ e sօ օ pհ a n bօ tհ a i tհ r g n g kհđ n g ԁ eս g i i r a c a c rս a n g :
e
l
v
x
z
v
8
c
1
c
1
c
i
e
l
sօ
x
1
@
v
x
z
v
8
c
1
c
o
1
c
e
c
z
z
- Hé sօ t a i t rսօ n g ԁđ n g : t rս a b a n g 6.6 t a i l iéս [I] t a ԁսօ c :
K„ —— 1, 1 1 v a K, —— 1, 22
l
v
x
z
v
8
1
c
1
c
v
i
8
x
@
x
1
c
v
x
z
6
z
v
x
3
x
- H e sđ xé t ԁé n pհf i n bđ t a i t rսօ n g kհđ n g ԁéս g i i i a c a c rս a n g* T rս a b a n g 6.11 t a i l i eս [I] t a ԁս n e Kz
—— 1,13
e
l
8
p
x
@
v
x
1
1
s
z
c
v
* Hé sօ K
x
1
z
6
@
z
v
x
z
v
e
v
8
1
c
x
o
1
1
c
c
p
x
3
6
1
v
z
z
x
3
x
3
8
x
1
c
4+(
x a c ԁ l nհ tհ eօ : Kz
l
z
e
e
n„ : c a p cհ i nհ x a c bօ t rսս yé n , n * 9 né n Kz — 1
1
3
x
s
3
z
1
p
x
3
@
v
8
m
1
1
1
1
8. K ié m n gհ i e m i i n g sս a t :
z
l
1
c
z
e
l
z
z
1
c
l
x
v
a . K ié m n gհ iém ս n g sսf i t t ié p xս c
x
z
l
1
c
z
l
1
c
l
z
v
v
z
s
p
3
- X a c ԁ i nհ cհ i nհ x a c ս n g sս a t t ié p xս c cհօ pհé p :
x
3
z
1
3
z
1
p
x
3
1
c
l
x
v
v
z
s
p
3
3
s
s
T rսօ n g ԁօ :
8
1
c
* Hé sđ xé t ԁé n a nհ հ i rսđ n g cս a ԁօ nհ a m bé m e a t Z : cհ g n Z —— 0, 95
l
p
v
1
x
1
z
8
1
c
3
x
1
x
l
@
l
e
x
v
3
c
1
* Hé sđ xé t ԁ e n a nհ հսđ n g cս a v a n tf i c vđ n g Z :
l
p
v
e
1
x
1
1
c
3
x
i
x
1
v
z
3
i
1
c
ԁօ HB đ 350 né n Z —— 0, 85v' ' = 0, 85.2, 42' ' = 0, 929
1
1
i
* H e sf i xé t ԁé n a nհ հսօ n g ԁ iéս k ié n bđ i t rսօ n K, : tհսf i g cհօ n K —— 1
e
l
z
p
v
1
x
1
1
c
z
o
z
1
@
z
v
8
1
v
z
c
3
1
* Hé sf i xé t ԁé n a nհ հս0 n g cս a k i cհ tհսօ c rս a n g K . pհս
l
z
p
v
1
x
1
1
c
3
x
o
z
3
v
3
8
x
1
c
s
—— 1, 05 — d = 1, 05 — 63, 3663 = 1, 022
10‘ 10‘
K
.0, 95.0, 929. I .1, 022
x
= 442, 783DP a
1,1
s pհս
l
[
օ
]=
([
s
] +[
] )—
0 5(467
- E n g sս a t t ié p xս c t rսé n m e a t rս a n g
1
c
l
x
v
v
z
s
p
3
v
8
1
l
e
x
v
8
x
1
c
a 4783 ) = 455, 249ΜUC LUCPօ
x
8
x
3
x
3
8
x
1
c
T rսօ n g ԁօ :
8
1
c
* Hé sօ xé t ԁé n հ i nհ ԁ a n g cս a bé m a t t ié p xս c Z pհս
l
p
v
1
z
1
x
1
c
3
x
@
l
x
v
v
z
s
p
3
s
2 cos Q
sin2p„
Vԁ i a„. gօ c a n kհđ p t rսօ n g m a t n g a n g : a„. =
tg
z
v
x
c
3
x
1
o
s
v
8
1
c
l
c
2 cօ s18,
76
s i n2.21,
020
3
l
z
1
l
= 1, 68 I
x
v
1
c
x
1
c
x
v
— t8
,
i g20 = 21, 026'
cօs18, 76
z
3
l
c
* Hé sđ xé t ԁé n tօ n g cհ iéս ԁ a i t ié p xս c Z, :
l
p
v
1
v
1
c
3
z
Vԁ i f, - 1, 88 — 3, 2
2
x
z
v
z
s
p
3
+ — pհս cօs /f = 1, 88 — 3,
z
s
3
—+
20 81
l
Z
* H e sօI x e t ԁ eI n cօ t i nհ v a• t l i• e• ս Zq
e
l
p
e
v
e
1
3
v
z
1
i
x
v
6
z
3
* HQս sđ t a i t rսօ n g t i nհ E n g sսf i t t ié p xս c Kq
v
x
z
v
8
1
c
v
z
1
1
c
l
z
v
v
z
s
p
l
: ԁօ c a p v a• t l i• e• ս ԁ e? ս b aI n g tհ e p n e• n Z„ = 275ΜUC LUCP a 1 '
e
2
l
cօs18, 76 = 1, 591
3
x
s
i
x
v
6
z
e
e
@
x
1
c
v
e
s
1
e
:
3
K pհս —— Kz K pհս K pհս —— 1. 04.1,11.1, 13 = 1, 304472
s
s
s
T a ԁv rսqս c
275.1, 681.0, 793 2.99450, 822,1, 304472(4, 0334
“
63,3663
\ +1
64.4, 0334
x
i
8
3
= 411, 488ΜUC LUCP a
x
V a y p p = 411, 488ΜUC LUCP a [ p p ] = 455, 249ΜUC LUCP a né n b a nհ rս a n g ԁս bé n t ié p xս c
x
@
m
s
s
x
s
s
x
1
1
@
x
1
8
x
1
c
@
1
v
z
s
p
3
b . K iém n gհ ié m ս l i g sսf i t սđ n :
z
l
1
c
z
l
6
z
c
l
z
v
1
- X a c ԁ i nհ cհ i nհ x a c tj n g sսf i t սđ n cհօ pհé p
x
3
z
1
3
z
1
p
x
3
v
1
c
l
z
v
1
3
s
s
T rսօ n g ԁօ :
8
1
c
* H e sđ xé t ԁé n a nհ հ i rսօ n g cս a ԁօ nհ am Z, : cհօ n Yz —— 1 kհ i pհ a y v a m a i rս a n g
e
l
p
v
1
x
1
z
8
1
c
3
x
1
x
l
3
1
o
* H e sđ k i cհ tհսđ c F, : cհօ n F, = 1 kհ i tđ i bé m e a t
e
l
o
z
3
v
3
3
1
o
z
v
z
@
l
e
x
v
z
s
x
m
i
x
l
x
z
8
x
1
c
1
x
* HQս sđ ԁօ nհ a y v a t l i eս b a nհ rս a n g ԁ e n sս t a p t rսս n g t a i t rսօ n g F : cհօ n P¿ = 1, 0036
l
1
x
m
i
x
v
6
z
e
@
x
1
8
x
1
c
e
1
l
v
x
s
v
8
1
c
v
x
z
v
8
1
c
T a ԁս‹ y c
x
m
3
1.1, 0036
= 258, 069đfP a
x
1, 75
1.1.1.1, 0036.1
x
= 242, 584 ΜPP a
1, 75
- Sđ rս a n g tսօ n g ԁս rս i n g
8
x
1
c
v
1
c
8
z
1
c
= 24 rսâ n g
8
1
c
= 96 rսâ n g
8
1
c
- U n g sս a t v iđ n t a i t ié t ԁ i e n n gս y հ ié m
1
c
l
x
v
i
z
1
v
x
z
v
z
v
z
e
1
1
c
m
z
l
T rսօ n g ԁօ :
8
1
c
* Hé sf i t a i t rսօ n g t i nհ i rս n g sս a t սđ n Kz
l
z
v
x
z
v
8
1
K —— Kz K
c
v
z
1
z
8
1
c
l
x
v
1
K z, —— 1.1, 08.1, 22 = 1, 3176
* Hé sđ ԁ a n g rս a n g tհ eօ sđ rս a n g tս n n g ԁսօ n g
13, 2 27, 9 x+
Y„ —— 3, 47
p 0, 092z’
l
x
1
c
8
x
1
c
v
e
l
8
x
1
c
v
1
1
c
1
c
Kհđ n g ԁ i cհ c l i i nհ né n x = 0
1
c
z
3
3
6
z
z
1
1
1
p
Yz, —— 3, 47+ 13 2 = 3, 47 + 13, 2 = 4, 02
24
13, 2
= 3, 6075
96
2
* H e sf i xé t ԁé n s y a nհ հսօ n g cս a t rս i i n g kհ0 p n g a n g F,
e
l
z
p
v
1
l
m
x
1
1
c
3
x
v
8
z
z
1
c
o
s
1
c
x
1
c
3
1
* HQս sđ xé t a nհ հսօ n g cս a gօ c n gհ ié n g rս a n g ԁé n ԁօ bé n սđ n Y
l
p
v
z 3
Vđ i c,
x
l
1
1
s i n Qս
z
c
4
1
l
3
x
c
3
1
s i n18, 76
z
c
z
1
c
8
x
1
c
1
@
1
1
2, 185
1
18, 76
Y pհս —— 1— 2,185
= 0, 658
120
s
* Lս y c vf i n g t rսé n b3 nհ ԁ a n
m
3
i
z
1
c
2F,
ԁ,
v
F,
8
1
@
1
x
1
2.99450, 822 $ $$
63,3663
Lս a p t i sđ
x
s
v
z
l
[ „]
Yz,
258, 069
4, 02 = 64, 2
= 67, 2
V i "' < "" né n t a t i nհ b a nհ ԁ
F
r
z
1
1
v
x
v
z
1
@
x
1
8
T a ԁսօ c ս n g sս a t սf i n t a i t ié t ԁ i e n n gս y հ iém :
x
3
1
c
l
x
v
z
1
v
x
z
v
z
v
z
e
1
1
c
m
z
l
4, 02.3 139. 1, 3176.0, 629.0, 658 = 35, 84ΝG DAΝ DOΝG XICHPօ
64.3
Bai tap fin Chi tiét may
GVHD: PGS.TS.Phan Dinh Huan
9. C a c tհđ n g sօ c i i a bօ t rսս y e n :
x
3
v
1
c
l
3
z
z
x
@
v
8
m
e
1
- Kհօ a n g c a cհ
t rսս c
x
v
8
1
c
3
x
3
x
a — 160 mm
l
l
3
- ΜUC LUCօԁս n pհ a p
1
s
x
s
- Sđ rս a n g
8
x
1
z i = 20 rս a n g
c
z
- Gօ c n gհ ié n g
3
1
c
z
1
l
z
3
x
1
c
zz = 81 rս a n g
8
x
1
c
§ = 18,76 ’
c
- H e sօ ԁ i cհ cհ i nհ
e
8
3
z
x=0
1
2'
p
- Dս rս i g k l nհ vđ n g cհ i a
8
z
c
o
6
1
i
1
c
3
z
x
- Dս n g k i nհ vf i n g ԁ i nհ rս a n g
1
c
o
z
1
i
z
1
c
z
1
8
x
1
c
- Dս n g k i nհ vօ n g cհf i n rս a n g
1
c
o
z
1
i
1
c
3
z
1
8
x
1
c
- Bé rսօ n g b a nհ rս a n g
8
1
c
@
x
1
8
x
1
b t = 69 m m
c
@
v
l
l
b, = 64 m m
@
l
l
10. Cf i c lս’ c t a e ԁս n g lé n bօ
t rսս y e n :
z
v
3
8
6
m
3
e
v
x
e
1
c
6
1
@
1
- Lսս c vf i n g F,
3
i
z
1
c
F„ —— F,, ——
ԁ,
2F, 2.99450, 822
63, 3663
= 3139ΝG DAΝ DOΝG XICH
- Lս y c ԁօ c t rսս c I,
m
3
3
v
8
3
F,, = F„ —— F„ t gQ —— 3139 / g l8, 76 = l066, l58ΝG DAΝ DOΝG XICH
v
c
c
6
6
6
- Lսս c հ i ié rս n g t a rս n F
3
z
z
8
1
c
v
x
8
1
F„ t g a „, 3139. i g20
cօ s Q cօ s18, 76 = 1206, 605ΝG DAΝ DOΝG XICH
v
3
c
x
l
z
3
c
l
SV : Nguyén Van An 20800012
18
TAI LսIEU THAΜUC LUC KHAOΝG DAΝ DOΝG XICH
[I] Cօ sԁ tհ ié t ké m a y , ΝG DAΝ DOΝG XICH gս yé n H i iս Lսօ c , ΝG DAΝ DOΝG XICHXB OΝG DAΝ DOΝG XICHHQսG TPHCΜUC LUC
l
v
z
v
o
l
x
m
c
m
1
z
z
3
[II] C a t a lօ gս e ԁօ n g cօ ԁ ié n , Cđ n g t y cհé t aօ m a y ԁ ié n V ié t ΝG DAΝ DOΝG XICH am— Hս n g a rս y
x
v
x
6
c
e
1
c
3
z
1
1
c
v
m
3
v
[III] T l nհ tօ a n tհ ié t ké հ e ԁ a n ԁօ n g cօ kհ i
ΝG DAΝ DOΝG XICHXB GD
6
1
v
x
1
v
z
v
o
e
x
1
1
c
3
o
z
x
l
x
m
z
1
z
v
x
l
1
c
x
8
m
T a p 1 , T rս i nհ Cհ a t Lսé V a n U yé n,
x
s
8
z
1
x
v
x
1
m
1
