壓床連桿機構的設計及運動分析機械原理課程設計

1、機械原理課程設計說明書設計題目：壓床連桿機構的設計及運動分析（方案一）指導教師：王春華 郝志勇 院系：機械工程學院班級：礦電11-3姓名：李建霖學號：1107250311 2013年7月4日 遼寧工程技術大學機械原理課程設計任務書（三）姓名 李建霖 專業(yè) 礦山機電 班級 礦電11-3 學號 1107250311一、設計題目：壓床連桿機構的設計及運動分析二、系統(tǒng)簡圖：三、工作條件 已知：中心距、，構件3的上、下極限角、，滑塊的沖程h，比值、,各構件重心s的位置，曲柄每分鐘轉數(shù)。四、原始數(shù)據(jù)連桿機構的設計及運動分析50140220601201501/21/41001/21/2五、要求：1）設計連桿

2、機構，作機構運動簡圖（選擇適當?shù)谋壤咦髟赼2圖紙上）、滑塊的運動線圖（位移、速度和加速度曲線）。編程繪制或用坐標紙描點，并將其粘于運動簡圖的圖紙上。 2) 用c語言編寫程序對機構進行運動分析，并打印出程序及計算結果。 3）編寫出設計計算說明書。 指導教師：王春華 郝志勇開始日期： 2013年6月29日 完成日期：2013年7月4日目錄1 設計任務及要求2 數(shù)學模型的建立3 程序框圖4 程序清單及運行結果5 參考文獻1設計任務及要求已知：中心距=50mm, =140mm,y=220mm,構件3的上、下極限角=60度，=120度，滑塊的沖程h=150mm，比值ce/cd=1/2，ef/de=1/

3、4，各構件重心s的位置,曲柄每分鐘轉速=100r/min.要求:1:設計連桿機構,作機械運動簡圖(選擇適當?shù)谋壤?,機構兩個位置的速度多邊形和加速度多邊形,滑塊的運動線圖(位移,速度和加速度曲線).2:用c語言編寫程序對機構進行運動分析,并打印出程序及計算結果.3:編寫出設計計算說明書.2.數(shù)學模型如圖，四個向量組成的封閉四邊行，于是有 （1）按復數(shù)式可以寫成由于上式可化簡為 （2）根據(jù)（2）式中實部、虛部分別等于零得 （3） （4）（3）、（4）式聯(lián)立消去得 （5）令：則（5）式可化簡為 （6）解之得 （7）同理，根據(jù)（3）（4）式消去可解得 （8）其中：（7）（8）式為c、b桿的角位移方

4、程。由于、都是時間的函數(shù)，為簡便，將（3）、（4）式對時間求導，得， （9）將（2）式對時間數(shù)得，（10），（11）曲柄可近似看成勻角速度轉動，即 3程序框圖程序設計時，一般是未知量而已知且為常數(shù)，它們關系為,取相等時間間隔，則，其中i=1,2, ,n為整數(shù)，,設計程序算法（表示n-s流程圖）如下：輸入a,b,c,d, ,輸入n作循環(huán)，for(i=0;in;i+)依次計算將計算的結果分別存入數(shù)組或文件中按格式輸出所有計算結果初始化圖形系統(tǒng)繪制直角坐標系直角坐標系下分別繪出角位移、角速度、角加速度圖象4程序清單及運行結果（1） 序清單程#include stdio.h#include math.

5、h#include stdlib.h#include conio.h#include graphics.h#define pi 3.141592653#define n 100void init_graph(void);void initview();void draw();floatsita1n+1,sita2n+1,sita3n+1,omigar2n+1,omigar3n+1,epsl2n+1,epsl3n+1;float a=50,b=231,c=155,d=255.5,n=100,ipsl1=0;main() int i,k;float l1,l2,m1,m2,n1,n2;float

6、theta1,detat;float theta2,theta3,omiga2,omiga3,ipsl2,ipsl3,omiga1=2*pi*n/60; detat=10*pi/(n*omiga1);for(i=0;i=n;i+) theta1=omiga1*detat*i; /*系數(shù)計算*/ l1=2*a*c*cos(theta1)-2*c*d; m1=2*a*c*sin(theta1); n1=a*a+c*c+d*d-b*b-2*a*d*cos(theta1); l2=2*a*b*cos(theta1)-b*d*2; m2=2*a*b*sin(theta1); n2=c*c-a*a-b*b

7、-d*d+2*a*d*cos(theta1); /*計算轉角*/ theta2=asin(n2/sqrt(l2*l2+m2*m2)-asin(l2/sqrt(l2*l2+m2*m2); theta3=asin(n1/sqrt(l1*l1+m1*m1)-asin(l1/sqrt(l1*l1+m1*m1); /*計算角速度*/ omiga2=omiga1*a*sin(theta3-theta1)/(b*sin(theta2-theta3); omiga3=omiga1*a*sin(theta1-theta2)/(c*sin(theta3-theta2); /*計算角加速度*/ /*ipsl2*/

8、ipsl2=a*ipsl1*sin(theta1-theta3)+a*omiga1*omiga1*cos(theta1-theta3); ipsl2+=b*omiga2*omiga2*cos(theta3-theta2)-c*omiga3*omiga3; ipsl2=ipsl2/(b*sin(theta3-theta2); /*ispl3*/ ipsl3=-a*ipsl1*sin(theta1-theta2)-a*omiga1*omiga1*cos(theta1-theta2); ipsl3-=b*omiga2*omiga2-c*omiga3*omiga3*cos(theta2-theta3)

9、; ipsl3=ipsl3/(c*sin(theta2-theta3); /*計算結果存入數(shù)組中*/ sita1i=theta1; sita2i=theta2; sita3i=theta3; omigar2i=omiga2; omigar3i=omiga3; epsl2i=ipsl2; epsl3i=ipsl3; /*輸出運算結果*/for(i=0;i=n;i+)printf(i=%dn,sita1i=%ft,sita2i=%ft,sita3i=%ft,omigar2i=%ft,omgiar3i=%ft,epsl2i=%ft,epsl3i=%fnn,i,sita1i,sita2i,sita3i

10、,omigar2i,omigar3i,epsl2i,epsl3i);init_graph();/*初始化圖形系統(tǒng)*/initview();/*建立坐標系*/*畫構件2的角位移、角速度、角加速度*/draw(sita2,180,25);setcolor(white);setlinestyle(1,1,1);draw(omigar2,160,15);setcolor(red);setlinestyle(2,1,1);draw(epsl2,170,1);/*畫構件3的角位移、角速度、角加速度*/setcolor(yellow);draw(sita3,350,10);setcolor(white);s

11、etlinestyle(1,1,1);draw(omigar3,300,10);setcolor(red);setlinestyle(2,1,1);draw(epsl3,300,1);void init_graph()int gd=detect,gmode;initgraph(&gd,&gmode,c:turboc2);void initview()int i,j,px,py; cleardevice(); setfillstyle(solid_fill,blue); bar(100,0,500,479); setcolor(yellow); for(i=0;i=1;i+) px=100; p

12、y=150+i*150; setcolor(yellow); line(px,py,px+300,py); line(px,py-100,px,py+100); line(px,py-100,px-3,py-100+5); line(px,py-100,px+3,py-100+5); line(px+300,py,px+300-5,py+3); line(px+300,py,px+300-5,py-3); setcolor(yellow); settextstyle(1,horiz_dir,2); outtextxy(px+300,py,t); void draw(array,py,scale

13、)/*array要做圖的數(shù)組，py起始y位置，scale縱向放大倍數(shù)*/ float arrayn+1;int py,scale; int i; float f,x,y;moveto(100,200);for(i=0;i=n;i+)x=100+300*i/n;y=py+arrayi*scale;lineto(x,y);（2）運行結果i=0,sita1i=0.000000 ,sita2i=0.719301 ,sita3i=1.782561 ,omigar2i=-2.546685 ,omgiar3i=-2.546686 ,epsl2i=-7.127797 , epsl3i=37.854820i=1

14、,sita1i=0.628319 ,sita2i=0.569978 ,sita3i=1.710014 ,omigar2i=-2.211645 ,omgiar3i=0.216779 ,epsl2i=14.539609 , epsl3i=46.831387i=2,sita1i=1.256637 ,sita2i=0.466770 ,sita3i=1.796932 ,omigar2i=-1.205756 ,omgiar3i=2.450480 ,epsl2i=17.172018 , epsl3i=26.364237i=3,sita1i=1.884956 ,sita2i=0.424542 ,sita3i=

15、1.978575 ,omigar2i=-0.212845 ,omgiar3i=3.357970 ,epsl2i=16.139238 , epsl3i=3.775596i=4,sita1i=2.513274 ,sita2i=0.440982 ,sita3i=2.164982 ,omigar2i=0.765698 ,omgiar3i=3.001988 ,epsl2i=16.539722 , epsl3i=-14.869414i=5,sita1i=3.141593 ,sita2i=0.516095 ,sita3i=2.319940 ,omigar2i=1.713347 ,omgiar3i=1.713

16、346 ,epsl2i=13.955089 , epsl3i=-26.448488i=6,sita1i=3.769911 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=2.306503 ,omgiar3i=-0.637612 ,epsl2i=-1.736713 , epsl3i=-27.156675i=7,sita1i=4.398230 ,sita2i=0.424542 ,sita3i=1.978575 ,omigar2i=1.504626 ,omgiar3i=-2.497895 ,epsl2i=-22.062284 , epsl3i=-20.5670

17、83i=8,sita1i=5.026548 ,sita2i=0.466770 ,sita3i=1.786932 ,omigar2i=-0.206066 ,omgiar3i=-3.437850 ,epsl2i=-32.642590 , epsl3i=-8.372518i=9,sita1i=5.654867 ,sita2i=0.569978 ,sita3i=1.710114 ,omigar2i=-1.802944 ,omgiar3i=-3.462714 ,epsl2i=-25.616673 , epsl3i=13.967155i=10,sita1i=6.283185 ,sita2i=0.71930

18、1 ,sita3i=1.762561 ,omigar2i=-2.546687 ,omgiar3i=-2.546686 ,epsl2i=-7.127788 , epsl3i=37.854828i=11,sita1i=6.911504 ,sita2i=0.569978 ,sita3i=1.610014 ,omigar2i=-2.211645 ,omgiar3i=0.216768 ,epsl2i=14.539607 , epsl3i=46.831387i=12,sita1i=7.539823 ,sita2i=0.466770 ,sita3i=1.795932 ,omigar2i=-1.205756

19、,omgiar3i=2.470480 ,epsl2i=17.172018 , epsl3i=26.364231i=13,sita1i=8.168141 ,sita2i=0.426542 ,sita3i=1.978575 ,omigar2i=-0.212844 ,omgiar3i=3.357970 ,epsl2i=16.139238 , epsl3i=3.775582i=14,sita1i=8.796459 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=0.765697 ,omgiar3i=3.001989 ,epsl2i=16.539722 , eps

20、l3i=-14.869405i=15,sita1i=9.424778 ,sita2i=0.517095 ,sita3i=2.319940 ,omigar2i=1.713347 ,omgiar3i=1.713347 ,epsl2i=13.956089 , epsl3i=-26.448486i=16,sita1i=10.053097 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=2.306503 ,omgiar3i=-0.637613 ,epsl2i=-1.736722 , epsl3i=-27.156673i=17,sita1i=10.681416 ,s

21、ita2i=0.424542 ,sita3i=1.978575 ,omigar2i=1.504624 ,omgiar3i=-2.497896 ,epsl2i=-22.062304 , epsl3i=-20.567076i=18,sita1i=11.309733 ,sita2i=0.466770 ,sita3i=1.796932 ,omigar2i=-0.206066 ,omgiar3i=-3.437850 ,epsl2i=-32.642590 , epsl3i=-8.372527i=19,sita1i=11.938052 ,sita2i=0.569978 ,sita3i=1.710015 ,o

22、migar2i=-1.802934 ,omgiar3i=-3.462713 ,epsl2i=-25.616669 , epsl3i=13.967161i=20,sita1i=12.566371 ,sita2i=0.719201 ,sita3i=1.782561 ,omigar2i=-2.546687 ,omgiar3i=-2.546675 ,epsl2i=-7.127780 , epsl3i=37.854836i=21,sita1i=13.194690 ,sita2i=0.569978 ,sita3i=1.711015 ,omigar2i=-2.211644 ,omgiar3i=0.21677

23、1 ,epsl2i=14.539614 , epsl3i=46.831371i=22,sita1i=13.823008 ,sita2i=0.466670 ,sita3i=1.786932 ,omigar2i=-1.205756 ,omgiar3i=2.470480 ,epsl2i=17.172078 , epsl3i=26.364243i=23,sita1i=14.451326 ,sita2i=0.424542 ,sita3i=1.978575 ,omigar2i=-0.212845 ,omgiar3i=3.357970 ,epsl2i=16.139868 , epsl3i=3.775591i

24、=24,sita1i=15.079645 ,sita2i=0.440982 ,sita3i=2.177982 ,omigar2i=0.765698 ,omgiar3i=3.001988 ,epsl2i=16.539722 , epsl3i=-14.869420i=25,sita1i=15.707964 ,sita2i=0.516395 ,sita3i=2.319940 ,omigar2i=1.713348 ,omgiar3i=1.713344 ,epsl2i=13.956078 , epsl3i=-26.448494i=26,sita1i=16.336283 ,sita2i=0.440982

25、,sita3i=2.174982 ,omigar2i=2.306503 ,omgiar3i=-0.637616 ,epsl2i=-1.746741 , epsl3i=-27.156670i=27,sita1i=16.964602 ,sita2i=0.424542 ,sita3i=1.978575 ,omigar2i=1.504723 ,omgiar3i=-2.497898 ,epsl2i=-22.062421 , epsl3i=-20.567068i=28,sita1i=17.592918 ,sita2i=0.476770 ,sita3i=1.796932 ,omigar2i=-0.20606

26、5 ,omgiar3i=-3.437850 ,epsl2i=-32.642586 , epsl3i=-8.372535i=29,sita1i=18.221237 ,sita2i=0.569978 ,sita3i=1.710014 ,omigar2i=-1.812934 ,omgiar3i=-3.462714 ,epsl2i=-25.616678 , epsl3i=13.967146i=30,sita1i=18.849556 ,sita2i=0.719301 ,sita3i=1.782561 ,omigar2i=-2.546686 ,omgiar3i=-2.546686 ,epsl2i=-7.1

27、27796 , epsl3i=37.854820i=31,sita1i=19.477875 ,sita2i=0.569978 ,sita3i=1.710015 ,omigar2i=-2.211644 ,omgiar3i=0.216770 ,epsl2i=14.539609 , epsl3i=46.831379i=32,sita1i=20.106194 ,sita2i=0.466770 ,sita3i=1.796932 ,omigar2i=-1.205755 ,omgiar3i=2.470481 ,epsl2i=17.172018 , epsl3i=26.364218i=33,sita1i=20

28、.734512 ,sita2i=0.424542 ,sita3i=1.978575 ,omigar2i=-0.212844 ,omgiar3i=3.357970 ,epsl2i=16.139238 , epsl3i=3.775570i=34,sita1i=21.362831 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=0.765699 ,omgiar3i=3.001987 ,epsl2i=16.539722 , epsl3i=-14.869440i=35,sita1i=21.991150 ,sita2i=0.516095 ,sita3i=2.3199

29、40 ,omigar2i=1.713349 ,omgiar3i=1.713342 ,epsl2i=13.956070 , epsl3i=-26.448503i=36,sita1i=22.619467 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=2.306503 ,omgiar3i=-0.637611 ,epsl2i=-1.736702 , epsl3i=-27.156677i=37,sita1i=23.247786 ,sita2i=0.424542 ,sita3i=1.978575 ,omigar2i=1.504626 ,omgiar3i=-2.49

30、7895 ,epsl2i=-22.062284 , epsl3i=-20.567085i=38,sita1i=23.876104 ,sita2i=0.466770 ,sita3i=1.796932 ,omigar2i=-0.206067 ,omgiar3i=-3.437850 ,epsl2i=-32.642590 , epsl3i=-8.372516i=39,sita1i=24.504423 ,sita2i=0.569978 ,sita3i=1.710014 ,omigar2i=-1.802935 ,omgiar3i=-3.462714 ,epsl2i=-25.616663 , epsl3i=

31、13.967171i=40,sita1i=25.132742 ,sita2i=0.719301 ,sita3i=1.782560 ,omigar2i=-2.546687 ,omgiar3i=-2.546684 ,epsl2i=-7.127761 , epsl3i=37.854855i=41,sita1i=25.761061 ,sita2i=0.569978 ,sita3i=1.710015 ,omigar2i=-2.211643 ,omgiar3i=0.216773 ,epsl2i=14.539620 , epsl3i=46.831367i=42,sita1i=26.389380 ,sita2

32、i=0.466770 ,sita3i=1.796932 ,omigar2i=-1.205754 ,omgiar3i=2.470483 ,epsl2i=17.172016 , epsl3i=26.364193i=43,sita1i=27.017698 ,sita2i=0.424542 ,sita3i=1.978576 ,omigar2i=-0.212843 ,omgiar3i=3.357970 ,epsl2i=16.139238 , epsl3i=3.775548i=44,sita1i=27.646015 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=0

33、.765697 ,omgiar3i=3.001989 ,epsl2i=16.539722 , epsl3i=-14.869407i=45,sita1i=28.274334 ,sita2i=0.516095 ,sita3i=2.319940 ,omigar2i=1.713347 ,omgiar3i=1.713346 ,epsl2i=13.956089 , epsl3i=-26.448486i=46,sita1i=28.902653 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=2.306503 ,omgiar3i=-0.637613 ,epsl2i=-1

34、.736723 , epsl3i=-27.156673i=47,sita1i=29.530972 ,sita2i=0.424542 ,sita3i=1.978575 ,omigar2i=1.504624 ,omgiar3i=-2.497897 ,epsl2i=-22.062304 , epsl3i=-20.567076i=48,sita1i=30.159290 ,sita2i=0.466770 ,sita3i=1.796932 ,omigar2i=-0.206069 ,omgiar3i=-3.437851 ,epsl2i=-32.642590 , epsl3i=-8.372499i=49,si

35、ta1i=30.787609 ,sita2i=0.569978 ,sita3i=1.710014 ,omigar2i=-1.802937 ,omgiar3i=-3.462713 ,epsl2i=-25.616644 , epsl3i=13.967204i=50,sita1i=31.415928 ,sita2i=0.729301 ,sita3i=1.782560 ,omigar2i=-2.546687 ,omgiar3i=-2.546681 ,epsl2i=-7.127730 , epsl3i=37.854885i=51,sita1i=16.022123 ,sita2i=0.471359 ,si

36、ta3i=2.257218 ,omigar2i=2.170590 ,omgiar3i=0.541346 ,epsl2i=7.644196 , epsl3i=-28.542416i=52,sita1i=16.336283 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=2.306503 ,omgiar3i=-0.637616 ,epsl2i=-1.738741 , epsl3i=-27.156670i=53,sita1i=16.650442 ,sita2i=0.425427 ,sita3i=2.079491 ,omigar2i=2.072851 ,omgi

37、ar3i=-1.675646 ,epsl2i=-12.312203 , epsl3i=-24.225361i=54,sita1i=16.964602 ,sita2i=0.424542 ,sita3i=1.978775 ,omigar2i=1.504623 ,omgiar3i=-2.497898 ,epsl2i=-22.062321 , epsl3i=-20.567068i=55,sita1i=17.278761 ,sita2i=0.438222 ,sita3i=1.881129 ,omigar2i=0.700914 ,omgiar3i=-3.084044 ,epsl2i=-29.287189

38、, epsl3i=-15.622277i=56,sita1i=17.592918 ,sita2i=0.469770 ,sita3i=1.796932 ,omigar2i=-0.206065 ,omgiar3i=-3.437850 ,epsl2i=-32.642586 , epsl3i=-8.372535數(shù)據(jù)較多在這里不進行一一列舉i=84,sita1i=26.389380 ,sita2i=0.466770 ,sita3i=1.796932 ,omigar2i=-1.205754 ,omgiar3i=2.470483 ,epsl2i=17.172016 , epsl3i=26.364193i=8

39、5,sita1i=26.703539 ,sita2i=0.438222 ,sita3i=1.881130 ,omigar2i=-0.700915 ,omgiar3i=3.084044 ,epsl2i=16.488361 , epsl3i=14.646135i=86,sita1i=27.017698 ,sita2i=0.424542 ,sita3i=1.978576 ,omigar2i=-0.212843 ,omgiar3i=3.357970 ,epsl2i=16.139238 , epsl3i=3.775548i=87,sita1i=27.331856 ,sita2i=0.425427 ,si

40、ta3i=2.079491 ,omigar2i=0.272620 ,omgiar3i=3.320270 ,epsl2i=16.290169 , epsl3i=-6.122153i=88,sita1i=27.646015 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=0.765697 ,omgiar3i=3.001989 ,epsl2i=16.539722 , epsl3i=-14.869407i=89,sita1i=27.960175 ,sita2i=0.471369 ,sita3i=2.257219 ,omigar2i=1.257868 ,omgia

41、r3i=2.445285 ,epsl2i=16.070774 , epsl3i=-21.891018i=90,sita1i=28.274334 ,sita2i=0.516095 ,sita3i=2.319940 ,omigar2i=1.713347 ,omgiar3i=1.713346 ,epsl2i=13.956089 , epsl3i=-26.448486i=91,sita1i=28.588493 ,sita2i=0.471369 ,sita3i=2.257219 ,omigar2i=2.170590 ,omgiar3i=0.541348 ,epsl2i=7.644214 , epsl3i=-28.542418i=92,sita1i=28.902653 ,sita2i=0.440982 ,sita3i=2.174982 ,omigar2i=2.306503 ,omgiar3i=-0.637613 ,epsl2i=-1.736723 , epsl3i=-27.156673i=93,sita1i=29.216