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Đây là phần thuyết minh Đề 3 thiết kế hộp giảm tốc bánh răng côn răng thẳng Bạn nào cần thêm file CAD liên lạc gmail :[email protected]
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5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
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`MC LC
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Phn 1 Tnh ng hc 3I. Chn ng c in 3
1. Cng !"t #$m %ic 3&. 'i! !"t h ()n ng 33. Cng !"t cn thi*t trn tr+c ng c ,,. - %/ng 0!ay trn tr+c cng tc ,2. T tr!y4n 5 ,6. - %/ng 0!ay trn tr+c ng c ,7. Chn ng c ,
II. Ph8n 9hi t: tr!y4n ch; cc 5 tr!y4n tr;ng h thng ,III. Tnh t;n cc thng trn cc tr+c h ()n ng 2
1. - %/ng 0!ay trn cc tr+c 2&. Cng !"t trn cc tr+c 23. ?ng thng ng hc 6
Phn &@ Tnh t;n thi*t A* cc 5 tr!y4n 6B. Tnh t;n thi*t A* 5 tr!y4n ch 61. Chn #;Di ch 6&. Chn rEng Fa ch 73. Gc Hnh 5Jc ch 7,. Gc Hnh Ah;?ng cch tr+c %$ mKt ch L2. MiNm nghim ch %4 54n O6. Gc Hnh cc thng ca ch 1Q
7. Gc Hnh #Rc tc (+ng #n tr+c 11L. TSng h9 cc thng ca 5 tr!y4n ch 1&>. Tnh t;n thi*t A* 5 tr!y4n 5nh rEng cn rEng thUng 1&
1. Chn %Vt #i! 5nh rEng 13&. Gc Hnh Wng !"t ch; 9hX9 133. Gc Hnh 5 chi4! ($i cn ng;$i 12,. Gc Hnh cc thng En AhJ9 162. Gc Hnh cc h %$ 1 thng ng hc 17
6. MiNm nghim 5 tr!y4n 5nh rEng 1L7.
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1. Chn AhJ9 ni &&&. MiNm nghim AhJ9 ni &33. ^Rc tc (+ng #n tr+c &3
II. Tnh tr+c I &,1. Chn %Vt #i! ch* tD; tr+c &,&. Tnh 5 _ng Anh tr+c th=; m;m=n ;Kn &,3. - ` 9h8n 5 #Rc ch!ng &,,. Gc Hnh #Rc tc (+ng #n tr+c &22. Gc Hnh Ah;?ng cc gia cc iNm Zt #Rc &66. Tnh t;n thi*t A* c+m tr+c I &77. Tnh chn th=n ch; tr+c I 3&L. MiNm nghim 54n ch; tr+c I th=; h an t;$n - 33O. Tnh chn S #En ch; tr+c I 371Q.Tnh chn A*t c"! %$ S ch; tr+c II ,111.TSng h9 A*t 0!? tnh t;n tr+cb S ,&
Phn ,@ Thi*t A* A*t c"! ,3
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ae >! #ng %/ng ,25e Cht Hnh %H ,2ce Cfa thEm ,6(e [t thng hi ,6=e [t th; (! ,7
e MiNm tra mWc (! ,Lge ^t S #En ,Lhe j #En ,Oie Cc #t 2Q
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,. >i trn h9 gi?m tc 212. ^K9 ghX9 gia nK9 %Ji Sb 5Dc %Ji tr+c 2&
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an chi tit may
Tr;ng mZt 9hUn yQ mZt 9hUng thUng Wnge ta c@
-; nh tr_ng h9 lAngc chi4! %Ji lt1%$ tr_ng h9 lAcng chi4!%Ji lt1thY tr_ng h9 lAngc chi4! %Ji lt1S 9h?i chH! #Rc #Jn hn (; %Vy tatnh S #En th=; tr_ng h9 c lAngc chi4! %Ji lt1
_ng Anh ;Dn tr+c #K9 S
Ta c t?i trng hJng t8m tc (+ng #n & S@
TDi %H tr S #En &@
TDi %H tr S #En 3@
Ta c #Rc (c tr+c ng;$i #Rc (c tc (+ng #n 5nh rEng cne@
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, ,3
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
44/61
an chi tit may
k; c #Rc (c tr+c (; 5nh rEng cn inh rae %$ nhzm ?m 5?;
cWngb%ng nn ta chn S #En #$ #;Di S a cn.
Chn #;Di S #En 5 #$ S #En c tr!ng tra 5?ng P&.11Tr&6&s1
ta c@
dJi
& K0c: ),'01: b'W )]), 7W0 *+), d g 8])
Mh? nEng t?i ng c tnh th=; cng thWc@ 11.1Tr&13s1
Tr;ng @
m 5Vc ca _ng c;ng mi@ S ae
^ t!Si th ca S@
e
| t?i trng ng 0!y Jc M[e c c Hnh th=; cng thWc11.3Tr11,s1
Tr;ng @
d h AN *n %/ng n$; 0!ayb u 8y %/ng tr;ng 0!ay@ d 1
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, ,,
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
45/61
an chi tit may
' ?nh hung ca nhit
' AN *n Zc tnh t?i trngb t?i trng tFnhb h9 gi?m tc
cng !"t nh@
^Rc (c tr+c (; #Rc hJng t8m inh ra trn S #En hYnh %e #$@
TSng #Rc (c tr+c tc (+ng #n S #En & #$@
TSng #Rc (c tr+c tc (+ng #n S #En 3 #$@
^Rc (c tr+c tc (+ng #n S #En & #$@
^Rc (c tr+c tc (+ng #n S #En 3 #$@
G h t?i trng hJng t8m
w h t?i trng (c tr+c
Th=; 5?ng >11.,Tr&16s1 ta c@
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, ,2
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
46/61
an chi tit may
T?i trng 0!y Jc tc (+ng %$; S@
Ta th"y nn ta ch: cn AiNm nghim ch; S #En &
Mh? nEng t?i ng ca S #En &
& S #En tha mvn Ah? nEng t?i ng
& K0c: ),'01: b'W )]), 7W0 7^)' d g 8])
Tra 5?ng >11.6Tr&&1s1 ch; S a cn 1 (vy ta c@
T?i trng tFnh tng ng tc (+ng %$; tng S@
MiNm nghim Ah? nEng t?i tFnh ca S@
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, ,6
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
47/61
an chi tit may
& S #En tha mvn Ah? nEng t?i tFnh
#z& TS)' '() b@7 65 ;9 g 'R 7A II
& [J *_)' b@7 65 'R 7A II
T ` 5 tr tr+c II %$ _ng Anh 5 tnh t;n@
k; cc y*! t #K9 r9 %$ cng nghb ta chn 5 tr+c c A*t c"! nh
a!@
dH tr 1 %$ 2@ #K9 Fa ch
dH tr & %$ , #K9 S a cn
dH tr 3 #K9 5nh rEng cn
dH tr %ai tr+c gia & %$ 3
Thng chi4! ($i cc ;Dn@
M*t c"!b Ach thJc _ng Anh %$ chi4! ($i cc ;Dn tr+c thN hin
trn hYnh a!@
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, ,7
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
48/61
an chi tit may
4 mZt #K9 ghX9 ca % h9 9hn trn ca % #$ nK9b 9hn (Ji #$ th8neth_ng i 0!a _ng t8m cc tr+c
] >4 mZt #K9 ghX9 ;ng ;ng %Ji tr+c *
& [J *_)' J bS' 7'a . W) d ; '+Q
kRa %$; 5?ng 1L.1TrL2s& ta c 5?ng cc Ach thJc c 5?n ca % h9
Tn gi >iN! thWc tnh t;n pi trHChi4!($y
Th8n h9@
[K9 h9@
p8n tangcWng
Chi4! ($y g8n@ =Chi4! ca; g8n@ h (c Mh;?ng
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, 2Q
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
51/61
an chi tit may
_ngAnh
>! #ng n4n@
>! #ng cDnh S@
>! #ng ghX9 mZt
5ch th8n %$ nK9@
dt ghX9 nK9 S@
dt ghX9 nK9 cathEm
4 rng mZt 5ch@
MchthJcgi tr+c
_ng AYnh ng;$i
%$ t8m # %tTr+c I@
Tra 5?ng 1L.&s&Tr+c II@
>4 rng mZt ghX9
5! #ng cDnh S@
T8m 5! #ng cDnh
S@
Tr+c ITr+c IIMh;?ng cch t t8m
5! #ng *n mX9 #@
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
52/61
an chi tit may
9hn #`i@c Hnh th=; _ng Anh
(a; Ah;Xt
>4 rng mZt * h9@
Mh= hugia ccchi ti*t
pia 5nh rEng %$th$nh h9pia 5nh rEng %$y h9
9h+ th!c
#;Di h9 gi?m tcepia mZt 5n cc
5nh rEng %Ji nha!
- #ng5! #ngn4n
^b > Chi4! ($i %$ chi4!rng ca h9
,
Chi4!ca; mWc(! 5itrn
T y h9 *n %Htr mWc (! ca; nh"tT y h9 *n %Htr mWc (! th"9nh"t
dJi a #$ Ah;?ng cch t8m@
& M+7 4E '0 70@7 b'J@
& B5 8), ;F),$
Tn chi ti*t@ >! #ng %/ng
ChWc nEng@ N n8ng %$ %Vn ch!yNn h9 gi?m tc Ahi gia cngb Ahi #K9
ghX9e trn nK9 %$ th8n th_ng #K9 th=m 5! #ng %/ng
dVt #i!@ thX9 &Q
- #ng@ & chi*c
Tra 5?ng >1L.35TrLO s& %Ji ta c trng #ng h9
Thng 5! #ng %/ng tra 5?ng >1L.3aTrLOs& ta c@
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, 2&
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
53/61
an chi tit may
=n(
' 5 c
1L.,aTrOQs& ta c@
Chn
& C 7']:
Tn chi ti*t@ cfa thEm
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, 23
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
54/61
an chi tit may
ChWc nEng@ N AiNm tra 0!an t cc chi ti*t tr;ng h9 Ahi #K9 ghX9 %$ N
` (! %$; h9b trn :nh h9 c #$m cfa thEm. Cfa thEm c Vy 5zngnK9b trn nK9 c nt thng hi.
Thng Ach thJc@ tra 5?ng 1L.2TrO3s& ta c
B > C M dt -#ng
&QQ 12Q &2Q &QQ &3Q 13Q 1LQ 1& ,
=& No7 7'), '.0
Tn chi ti*t@ nt thng hi
ChWc nEng@ Ahi #$m %ic nhit tr;ng h9 tEng #n. N gi?m 9 !"t %$
i4! h/a Ahng Ah 5n tr;ng %$ 5n ng;$i h9 ng_i ta (!ng nt thnghi.
Thng Ach thJc@ tra 5?ng 1L.6TrO3s& ta c
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, 2,
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
55/61
an chi tit may
B > C k p ' I M ^ < [ P | -12 3Q 12 ,2 36 3& 6 , 1Q L && 6 3& 1L 36 3&
& No7 7'JR =?5
Tn chi ti*t@ nt th; (!
ChWc nEng@ a! 1 th_i gian #$m %ic (! 5i trn c chWa tr;ng h9 5H
5n (; 5+i 5n h;Zc hDi m$ie h;Zc (! 5H 5i*n ch"t. k; cn 9h?ithay (! mJib N th; (! cb u y h9 c # th; (!b #c #$m %ic #
n$y 5H 5t An 5zng nt th; (!. Thng Ach thJc #ng 1 chi*ce@ tra 5?ng 1L.7TrO3s& ta c
( 5 m ^ c 0 k -12 O 3 &L &b2 17bL 3Q && &2b2
& K0c: 7A :l =?5
Tn chi ti*t@ 0!= thEm (!.
|!= thEm (!@
ChWc nEng 0!= thEm (!@ (ng N AiNm tra mWc (!b ch"t #ng (! 5itrn tr;ng h9 gi?m tc. N trnh ng (! g8y Ah AhEn ch; %ic AiNmtrab Zc 5it Ahi my #$m %ic 3 cab 0!= thEm (! th_ng c % 5c 5nng;$i.
- #ng 1 chi*c
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, 22
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
56/61
an chi tit may
6
30
3
5 18
6912
12
,& Ls7 g 8])
j #En #$m %ic tr!ng 5Ynh %$ 5i trn 5zng m ta chn #$m An ng gin ti*95zng %/ng 9hJt.
Chi ti*t %/ng 9hJt@
ChWc nEng@ 5?; % S #En Ahi 5m 5+ib ch"t #ng hDt cWng %$ cc tD9 ch"t
8m nhV9 %$; Sb nhng ch"t n$y #$m S chng 5H m$i m/n %$ han g:.
Thng Ach thJc@ tra 5?ng 12.17Tr2Qs& ta c
( k a >Tr+c Imme
&2 &6 &, 3L 6 ,b3 O
Tr+c IImme
32 36 3, ,L O 6b2 1&
Chi ti*t %/ng chKn (!
ChWc nEng@ %/ng chKn (! 0!ay cng %Ji tr+cb ngEn cch m 5i trn %Ji
(! tr;ng h9b Ahng ch; (! th;t ra ng;$i.
Thng Ach thJc %/ng chKn (!
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, 26
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
57/61
an chi tit may
'& 8])
Chi ti*t@ S a cn.
ChWc nEng@ tr+c %$ cc chi ti*t trn tr+c %$ chH! #Rc (c tr+c #$m
ch; tr+c 0!ay Sn Hnh %$ cWng %ng.
dVt #i!@ thX9 S #En.
Thng Ach thJc@
Mhi!
-#ng
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
58/61
an chi tit may
ChWc nEng@ (ng N S #En tD; th!Vn #i ch; %ic #K9 ghX9 %$ iN!
ch:nh 5 9hVn S cng nh i4! ch:nh En AhJ9 ca 5nh rEng cn.
dVt #i!@ gang m pG12 3&
Thng chi ti*t@
Chn chi4! ($y cc #t@
Chi4! ($y %ai %$ 5ch cc #t@
!H"N $ L! GH!r BiI TXN DUNG ZI
#& D5), 40 8VQ ,'mQ ;9 8VQ ,'mQ g 8])
^K9 %/ng tr;ng ca S #n tr+c th=; h thng # c 5?n %$ #K9 %/ng ng;$i
%$; % th=; h thng tr+c c 5?n.
N cc %/ng Ahng trt trn 54 mZt tr+c h;Zc # Ahi #$m %icb ta chn
AiN! #K9 tr!ng gian %Ji cc %/ng Ahng 0!ay %$ #K9 c (i %Ji cc%/ng 0!ay.
Chn mi4n (!ng ai Ahi #K9 cc %/ng S@
Tra 5?ng &Q]1&b &Q]13 ta c@
^K9 S #n tr+c #$@ A6
^K9 S #n % #$@ '7
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
59/61
an chi tit may
3& D5), 40 :E0 ,'mQ 7')
Tra 5?ng >&Q.6Tr1&2s& %Ji ti*t (in th=n trn cc tr+c ta c
-ai #ch giJi hDn ca chi4! rng th=n@
-ai #ch chi4! 8! rvnh th=n@
& B0 7A.) '+Q ,0W: 7E >i trn tr;ng h9
Th=; cch ()n (! 5i trn *n cc chi ti*t myb ng_i ta 9h8n 5it 5i trnng8m (! %$ 5i trn #! thngb (; cc 5nh rEng tr;ng h9 gi?m tc 4! c
%Vn tc nn ta 5i trn 5nh rEng tr;ng h9 5zng
9hng 9h9 ng8m (!.
dJi %Vn tc %/ng ca 5nh rEng cn tra 5?ng
1L.11Tr1QQs&b ta c nhJt N 5i trn #$@
Th=; 5?ng 1L.13Tr1Q1s& ta chn c #;Di (! BM]&Q
>i trn ng;$i h9
dJi 5 tr!y4n ng;$i h9 (; Ahng c thi*t 5H n$; ch= Vy nn ( 5H 5m 5+i(; 5 tr!y4n ng;$i ta th_ng 5i trn Hnh A.
>i trn S #En @ Mhi S #En c 5i trn ng A th!Vtb n Ahng 5H m$i
m/nb ma t tr;ng S gi?mb gi9 trnh Ahng N cc chi ti*t Aim #;Diti*9 c trRc ti*9 %Ji nha!b i4! 5?; % c 54 mZt %$ trnh cti*ng `n.
Thng th_ng cc S #En 4! c thN 5i trn 5zng (! h;Zc mb nhng tr;ngthRc t* thY ng_i ta th_ng 5i m %Y ; %Ji (! thY m 5i trn c gi tr;ng
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, 2O
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
60/61
an chi tit may
S ( ($ng hnb `ng th_i c Ah? nEng 5?; % S trnh tc ng ca tD9 ch"t %$ m. [g;$i ra m c (ng #8! ($i t chH! ?nh hung ca nhit th=; 5?ng
12.12aTr,,s& ta (ng #;Di m ^p
5/27/2018 n Chi ti t my :Thi t k hp gia m tc b truy n Bnh rng cn rng th ng
61/61
an chi tit may
TI LIU THZM KHO
1. Tnh t;n thi*t A* h ()n ng c Ah tV9 1 [h$ !"t 5?n gi; (+c}
Pp-.T- TrHnh Ch"t T- ^ dEn yNn&. Tnh t;n thi*t A* h ()n ng c Ah tV9 & [h$ !"t 5?n gi; (+c}Pp-.T- TrHnh Ch"t T- ^ dEn yNn3. k!ng ai #K9 ghX9 ] [h$ !"t 5?n gi; (+c}Pp-.T- [inh Wc Tn,. Trang {=5@ htt9@oothi=tA=may.=(!.%n
-inh %in@ [g!y\n Phi Tn] &Q1QQ7,, 61