1、 null ! !V s s n 9 nullf ( null 266042)K null 1 null 简要叙述了包布型V带成型机的成型鼓和切割型V带成型机的成型鼓的基本结构和胀鼓原理b着重分析了2种成型鼓膨胀时的受力情况和动力计算1 o M null V带成型鼓null 胀鼓原理null 受力分析null 动力计算null null K E M , S X V a S S V ,i 7 ? , ,X | B b t V + : 5 a 3 r q a1 , VL C V !1 p V O , o , L 7 bV A , ) , : # n bh l V , s Y V V V S M V
2、 W % s 9 b s s n 9 V / :1 null 包布型V带成型机成型鼓 s s e 9 - , n5 e B / a n b1.1 null V (1) * B 3 * , n ,i 7 * b(2)| a b 9 Z E N b 6 B Z E * * , Q n b(3) O b(4)L % f ,i b(5)| c M b(6)Q Z _ , / bV V A , V , s L 7 f a M 3 c M d N c , E n E H T , , 9 n H z e H , E In b1.2 null n 1 ( )as v a * a * a F , m1 U b
3、_ “ 3s v , s v * W T40 + null null null null null null null null 20 null 3 null l :1998- 12- 28 T M , * W o M bm 1null V 1- ; 2- ; 3- * ;4- ; 5- s v ;6- *n H ,5 , Y Vh a | . b H , y _ s K ? ,y 7 ? _ M , - M H Y V A w * * _ - M ( * - M H 9 )b7 s v _ s K ? - M , ? _ M ( H 9 ),V 7 P n v b , Q Z _ H , l
4、 b1.3 null s s e 9 n 5 | s q s “ | s q s , s Y s s 9 bs s q 3 * a s v a * * a a b1. 3. 1null 生胶保护胶套 1| b V 3 = 1219 1473mm bB ? 5 3 * , * _ n 16mmb = 1473mm V H , 3 * j / : * n K Dr= 1470null =470mmb * n K = D= 462mmb * null= 4mmb * n - S D#r= 454mmb : * n - ( D1 =450mmb * n ( D2 =466mmbV 7 : * n W
5、( _ % H l=D2null- D1null= 50. 24mmb * / _ nH , * = V s _ p T ,L X | * : _ M 7 1 , * s f m 2 U , * :m 2null 3 * s mN = !null nullnullL (1)( * v , l , V M )b X p , _ :!= Enull (2)| (2) T (1) T :N = E null null nullnullL (3)T :L * ;L = 750 10- 3(m);null * ; null= 4 10-3(m); M , = ll1= 50.24450null;E ;E
6、= 2 106(Pa);| (3) T :N = 216(N) _ p H q p :411999 M null null null null null null null null null f null V s s n 9 % Y= 02N- s v * W , = 8.53;% s v | H W C , %= 21;T K s v _ M E ,N;P * s v 9 ,N;P = pS= pnullDL= 1356.75(N)T :S V ,m3;S =nullDL p RaT2%X = 0, null Rsin( + %)- T = 0% Y= 0, null P- Rcos(+
7、%) = 0 p :R = 1559.3(N)T = 768. 5(N)1. 3. 3null 圆锥滑套与连接套| 3 * e B * B 8 * ,i | s v * T e B Q R#, s f m 4 U :m 4null * * s mR# s v * T Q ,N; R#= R;42 + null null null null null null null null 20 null 3 Q w * M _ w ,N;MA A * E ,Nnullm;Mm * * z e ,Nnullm;F1 * E ,N;N1 * Q ,N;W1 * as v 9 ,N;W1= 3770(N);f
8、1 * W “ ,f= 0.15; p QaMm%X= 0, Q- R#sin( + %)- F1= 0(1)% Y= 0, N1- W1- Rcos( %+ ) = 0(2)%Mz= 0, MA- Mm= 0 (3)(2) T :Rcos(%+ ) = 0( (R _ ( , Y g 0) N1= W1= 3770(N) y :F1= N1f 1= 565.5(N)| (1) T :Q = R#sin(%+ )+ F1= 1334(N)MAM B . , , :MA = 13 Qfs D32- D31D22- D21 = 21.15(N) 3bT :D2 K v ,m;D2 = 240 10
9、- 3(m);D1 K l ,m;D1 = 180 10- 3(m);fs W “ ,fs = 0.15b (3) T Mm= MA = 21.15(Nnullm)1. 3. 4null 螺母 H , y s m K ? , ? L - , L M s f m 5 U :m 5null s mQ# * Q ,N;Q#= Q;G ( ) _ ,N;F2 E m ,N;N2 E m Q ,N;f2 E m W “ ;f2= 0.15;l N2 ,m;l = 500 431999 M null null null null null null null null null f null V s s
10、n 9 10- 3(m);M#A * ,Nnullm;M#A = MA;ML z ,N nullm;d ,d= 127.4 10- 3(m);%# L 6 , %#= 0.56;# , #= 9.8b H q p MLaF2:%X = 0, G- F2- Q#= 0 (1)%Mz = 0,ML+ M#A- N2l = 0 (2)| ML = G d2 tg( %#+ #)3,F2 = N2f2 (1) (2) T :G- N2f2- Q#= 0 (3)G d2tg( %#+ #)+ M#A- N2l = 0 (4) (3)(4) T :N2=M#A+ Q# d2 tg(%#+ #)l- f2
11、d2 tg(%#+ #)= 73.67(N) N :F2 = N2f2 = 11(N)G= F2+ Q#= 1345(N)ML = G d2 tg(%#+ #) = 15.66(Nnullm)1. 3. 5null 主轴 n H , s f m 6 U :m 6null s mMd z e ,Nnullm;M#m * * E Nnullm;M#L E ,N nullm;Mt1 _ E ,N nullm;Mt2 _ E ,N nullm;RAaRB _ Q ,N;W2 * q ( ),N;W2 =7000(N);F ,N;F= Mdd#2;d# ,m;d# = 180 10- 3(m);G# _
12、 Q ,N;F#1 * ,N;T# s v T ,N;F#2 _ Q ,N;f3 _ “ ,f 3= 0.002;f4 _ “ ,f 4= 0.004;d1 _ ,d1 = 125 10- 3m;d2 _ ( ,d2 =122.5 10- 3m; p z e :%X= 0,F#2+ G#- T- F#1 = 0 (1)%Y = 0,RA+ RB- W2- F= 0 (2)%Mz = 0,Md- M#L - M#m- Mt1- Mt2 = 0 (3)| F= Mdd#2,G#= G= Q#+ F2,F#1=F1,T#= T,M#L= ML,M#m= Mm T :F#2+ Q#+ F2- T- F
13、1 = 0 (4)44 + null null null null null null null null 20 null 3 RA+ RB- W2- Mdd#2= 0 (5)Md- ML- Mm- Mt1- Mt2= 0 (6) Q#- T- F1 = 0)(4) T M F#2 = F2,(5) T RA +RB = W2+ Mdd#2| Mt2 = F#2f 4 d22 = F2f4 d22Mt1= (RA+ RB)f3d12 = (W2+ Mdd#2)f3d12 (6) T :Md =ML+ Mm+ W3f3 d12 + F2f4 d221- 2d#f3 d12= 37.71(Nnul
14、lm)2 null 切割型V带成型机成型鼓M V V M ( : V n V H ), :5 * B 3 * , n , L , K M b 2 n # T ) , + Y n l , M V V n ,Y V w * _ M , n W b m 7 U b 1 as v a * a F b n Z T , y B 8 , h , L _ = Y b b T 1 V , T 1 ZL , e f V n T b , O - “ v l M V , 1 n 9 s / :m 7null M V U i m1- ; 2- ;3- s v ; 4- *y as v s f paT R 9 V s q
15、 M , 9 V V b s * s f , s s m 8 U bm 8null * s mR s v * T Q ,N;F1 * E ,N;Pd z ,N;% * | , %= 21; s v * W , = 8.53;D0 = ,D0 = 280 10- 3(m);451999 M null null null null null null null null null f null V s s n 9 d0 = ,d0= 70 10- 3(m);pd b ,Pa; H q p Pd:Pd= F1+ R#sin( %+ )= 1334(N) b :pd = Pdnull4 D20- d2
16、0 = 23000(Pa)Y V s a9 1 , V A :V S M V n h ? l , O n Z E , T 9 e , ! ! E , V v , “ S V ! ! “ y z Z _ ? Z b D1null I . . : ,19822null 2 I . . : ,19793null I . , q . : 8 ,1985Mechanics Analysis and Calculation of V Belts- Shaped DrumZhangHuimin(Qingdao College of ChemicalTechnology, 266042)Abstractnul
17、l A brief discription was made on basic structure and expansion principle of shaping drum of V- belts for bothwrapped and cut.Their force condition and expansion power calculation were also analysed emphatically as expanding.Keywordsnull V belt- shaped drumnull expansion principlenull force analysis
18、null calculation of expansion powerS o o a T # F 4 ,9 B d ? ad Y | 9 4 ,+ Y a / , 9V a / 4 p a # T 4 b V W / aM ab 5 a # b 1 : ? s : 2. 5%+ T & 25+ :1 null 0. 19 0. 312 null 0. 311 0. 383 null 0. 381 0. 49 , ? F ? 4 0 y 6 ? b l b , 9 F bV T 5 Y d S D Y d , ? 4 K D P ? , $ T Royal Edge Y d s e F s s , P B d 8 ? , V 7 ? M P 1 p , n 5 |N / H / Z , y B ? S L , ? T Z q by 7 B / . g / 5 , L # Z bB q RoyalEdgeX- 4097 “ ? F 3 , z ? , D T 1 p 1 D T 3 z ) bN ? 4 r q V b46 + null null null null null null null null 20 null 3
