按关键词阅读: 机构 课程设计 油压机 移送
7、19由正弦定理得:SinAB2O0.53892AB2OArcSin0.5389232.61由几何性质可知 D2AO180-20-32.61127.39 ;C2AD2180-127.3952.61 , AD2C2180-C2AD2-493.39 ,D1OD2D2OA-D1OA130.1-58.3686.46。
由正弦定理得:和 则有 解得 C2D21603.87 mm又 AD2解得 AD21119.70 mm Sin30.573193ArcSin0.57319解得 334.97综上所述:LC1D1LC2D21603.87 mm, LAB1LAB2539.44 mm , LAD1LAD21119. 。
8、70 mm ;D1AO55.19 , D2AO127.39 , D1OD286.46。
22 采用分析法进行机构的运动分析和动力分析221运动分析在图(4)向量AOB中 , 有,;等式两边乘得 由复数性质可知:所以有在ADC中 ,两边求导:根据复数性质得: 又 对VC其求导得后两边同时乘以可得:由复数性质可知:解得:222动力分析对模车及点A进行受力分析:P1=mac , Pr为模车所受阻力、模车受力分析图 点A受力分析图 由,得 , R45cos(4)PrP1 所以R45(P1 + Pr)/cos(4)(P1 + Pr)/cos4 (34)对有 , N56+R45sin(4)G所以N65 GR45si 。
9、n4 (35)由(34)、(35)得 N65 G+(P1 + Pr)sin4/cos4 (36)再根据3的受力分析有:R34R45 由,得 , R63x +R23cos1R43cos(4)对有 ,R63yR23sin1R43sin(4)又M(O)R23|OA|sin1R43 |AC|sin4所以 ,R23R43 |AC|sin4/|OA| sin1所以 , R63R452+R232-2R45R23cos(-4-1)23编程计算程序原文如下:#include#include#define C1C2 1500 / 模车的行程长度#define AC1 500 / AC两点间的长度 #define h 45 。
10、0 / 油缸推程的长度#define BO1 700 / 杆BO长度 #define AO 850 / AO长度 #define V 50 / 活塞的速度#define PR 1200 / 模车受的阻力大小#define G 21560 / 模车的总重量#define M 2200 / 模车总质量大小#define A1 0.6850678408 / 角AOB的初始大小(弧度) #define A2 0.349065851 / 角AOB的末时大小(弧度) #define A3 0.593411945 / 末时压力角(弧度) #define PI 3.141592654 / 圆周率的值void。
11、main()int t0;
double AD,AB,CD,BO,A7,AC;
double B1,B2,B3,B4,B5,A4,A5,A6;
double W1,W2,W3;
double a1,a2,ac,Vc;
double R45,R65,R23,R63;
ABsqrt(AO*AO+BO1*BO1-2*AO*BO1*cos(A1);
A4acos(AB*AB+AO*AO-1250*1250)/(2*AB*AO);
A5PI-A4;
A6PI-A3-A5;
CD(AC1+C1C2)*sin(A5)/sin(A6);
AD(AC1+C1C2)*sin(A3)/sin(A6);
cout课程设计程序运行结果如下: 。
12、endl;
coutABABtA4A4tCDCDtADADtendl;
cout各点状态如下:endl;
cout*endl;
for(t0;
t9;
t+)BO700+V*t;
B1acos(BO*BO+AO*AO-AB*AB)/(2*BO*AO);
B5acos(AO*AO+AB*AB-BO*BO)/(2*AO*AB);
B2PI-B5;
B4asin(sin(B5)*(AD/CD);
B3PI-B4;
ACCD*(sin(PI-B4-B2)/sin(B2);
W2(-1)*V/(AB*sin(B2-B1);
W1AB*W2*cos(B2-B1)/BO;
a2(W1*W1*BO-AB*W2*W2*cos(B2-B1)/ 。
13、(AB*sin(B2-B1);
a1(AB*a2*cos(B2-B1)+(AB*W2*W2*sin(B2-B1)-(2*W1*V)/BO;
W3(W2*AD*cos(B2)/(CD*cos(B3);
Vc(-1)*BO*W2*sin(B2-B3)/cos(B3);
ac(CD*W3*W3)-(AD*a2*(B2-B3)-(AD*W2*W2*cos(B2-B3)/cos(B3);
R45(M*ac*0.001+PR)/cos(B4);
R65G-R45*sin(B4);
R23(R45*AC*sin(B4)/(AO*sin(B1);
R63sqrt(R45*R45+R23*R23-2*R45*R23*cos(B 。
14、4-B1);
coutttendl;
coutACACtBOBOendl;
coutB1B1tB2B2tB3B3tB4B4tB5B5endl;
coutVcVcmm/stW1W1tW2W2tW3W3endl;
coutacacmm/s2tendl;
coutR23R23NtR63R63NtR45R45NtR65R65Nendl;
cout*endl;
课程设计程序运行结如果下:AB581.412 A42.25013 CD1558.01 AD1177.1各点状态如下:*T0AC575.43 BO700B10.785398 B22.12307 B32.44293 B40.698664 B51.01852Vc27. 。
15、9478mm/s W1-0.0186558 W2-0.0972272 W3-0.0503296Ac9.53282mm/s2R231043.29N R63562.515N R451594.58N R6520534.4N*T1AC627.558 BO755B10.764337 B22.02484 B32.39524 B40.746357 B51.11675Vc36.9804mm/s W1-0.0233586 W2-0.0993413 W3-0.0448385Ac11.9204mm/s2R231285.42N R63385.704N R451670.22N R6520426N*T2AC691.619 。
16、 BO810B10.73885 B21.92418 B32.35375 B40.787839 B51.21741Vc48.824mm/s W1-0.0275518 W2-0.102088 W3-0.0378415Ac14.862mm/s2R231590.22N R63177.279N R451747.57N R6520321.3N*T3AC770.516 BO865B10.709322 B21.82043 B32.32019 B40.821398 B51.32117Vc64.2331mm/s W1-0.0314782 W2-0.105555 W3-0.0289217Ac18.3281mm/s2 。
17、R231971.19N R63260.107N R451820.79N R6520227N*T4AC867.628 BO920B10.675914 B21.71278 B32.29668 B40.844914 B51.42881Vc83.9641mm/s W1-0.0353438 W2-0.109893 W3-0.0176996Ac22.1466mm/s2R232439.06N R63664.804N R451881.19N R6520153N*T5AC986.596 BO975B10.638587 B21.60027 B32.28565 B40.855942 B51.54132Vc108.5 。
18、9mm/s W1-0.0393517 W2-0.11534 W3-0.00391777Ac25.9829mm/s2R232996.59N R631197.55N R451917.85N R6520111.7N*T6AC1130.91 BO1030B10.597085 B21.48161 B32.28972 B40.851871 B51.65999Vc138.266mm/s W1-0.043738 W2-0.12228 W30.0124949Ac29.4564mm/s2R233633.74N R631840.03N R451920.51N R6520114.8N*T7AC1303.39 BO10 。
19、85B10.550879 B21.35501 B32.3115 B40.830094 B51.78658Vc172.573mm/s W1-0.0488269 W2-0.131344 W30.0314866Ac32.4736mm/s2R234328.05N R632569.87N R451884.16N R6520169.5N*T8AC1505.69 BO1140B10.499028 B21.21785 B32.35359 B40.788001 B51.92375Vc210.578mm/s W1-0.055139 W2-0.143656 W30.0531955Ac35.8139mm/s2R235 。
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标题:油压机|油压机移送机构课程设计( 二 )