机械原理课程设计颚式破碎机设计说明书

1、目录1 设计题目12 已知条件及设计要求1已知条件1设计要求23 .机构的结构分析2六杆钱链式破碎机2四杆钱链式破碎机24 .机构的运动分析2六杆钱链式颗式破碎机的运动分析2四杆钱链式颤式破碎机的运动分析65 .机构的动态静力分析7六杆钱链式颗式破碎机的静力分析7四杆钱链式颗式破碎机的静力分析126 .工艺阻力函数及飞轮的转动惯量函数17工艺阻力函数程序17飞轮的转动惯量函数程序177 .对两种机构的综合评价218 .主要的收获和建议229 .参考文献22一.设计题目：较链式颗式破碎机方案分析二.已知条件及设计要求2.1已知条件曲柄转角图工艺阻力图(a)所示为六杆钱链式破碎机方案简图。主轴1的

2、转速为n1=170r/min,各部尺寸为：101A=,lAB=,1O3B=1m,IBC=,1O5C=,l1=1m,l2=,h1=,h2=1m各构件质量和转动惯量分别为：m2=500kg,Js2=?m2,m3=200kg,Js3=9kg?m2,m4=200kg,Js4=9kg?m2,m5=900kg,Js5=50kg?m2,构件1的质心位于O1上，其他构件的质心均在各杆的中心处。D为矿石破碎阻力作用点，设LO5D=,破碎阻力Q在颗板5的右极限位置到左极限位置间变化，如图(b)所示，Q力垂直于颗板。图是四杆较链式颗式破碎机方案简图。主轴1的转速n1=170r/min0101A=,lAB=,l1=,

3、h1=2m,lO3B二,破碎阻力Q的变化规律与六杆钱链式破碎机相同，Q力垂直于颗板O3BQ力作用点为D,且lO3D=。各杆的质量、转动惯量为m2=200kg,Js2=9kg?mZm3=900kg,Js3=50kg?m2曲柄1的质心在O1点处，2、3构件的质心在各构件的中心。设计要求试比较两个方案进行综合评价。主要比较以下几方面：1 .进行运动分析，画出颗板的角位移、角速度、角加速度随曲柄转角的变化曲线。2 .进行动态静力分析，比较颗板摆动中心运动副反力的大小及方向变化规律，曲柄上的平衡力矩大小及方向变化规律。3 .飞轮转动惯量的大小。3 .机构的结构分析六杆钱链式破碎机六杆钱链式粉碎机拆分为机

4、架和主动件，构件组成的RRR干组，构件组成的RRR干组。四杆钱链式破碎机四杆钱链式破碎机拆分为机架和主动件，构件组成的RRR干组+4 .机构的运动分析六杆钱链式颗式破碎机的运动分析。杆件的运动参数。1） 调用bark函数求主动件的运动参数。形式参数n1n2n3kr1r2gametwePvpap实值1201r12twePvpap2）调用rrrk函数求、构件组成的RRR干组进行运动分析形式参数mn1n2n3k1k2r1r2twepvpap实值-124323R23R34twepvpap3）调用rrrk函数对、构件组成的RRR干组进行运动分析形式参数mn1n2n3k1k2r1r2twepvpap实值1

5、36545r35R56twepvpap写主程序并运行按一定的步长，改变主动件的位置角度，使其在0-3600变化，便可求出机构各点在整个运动循环内的运动参数并打印输出。( 1) 主程序。#include""#include""main()staticdoublep202,vp202,ap202,del;staticdoublet10,w10,e10,pdraw370,vpdraw370,apdraw370;staticintic;doubler12,r23,r34,r35,r56,r611;doublepi,dr;inti;FILE*fp;r12=;r23

6、=;r34=;r35=;r56=;r611=;pi=*atan;dr=pi/;w1=-170*2*pi/60;e1=;del=;p11=;p12=;p41=;p42=-1;p61=-1;p62=;printf("nTheKinematicParametersofPoint5n");printf("NoTHETA1S5V5A5n");printf("degradrad/srad/s/sn");if(fp=fopen("sgy","w")=NULL)printf("can'tope

7、nthisfile.n");exit(0);fprintf(fp,"nTheKinematicParametersofPoint5n");fprintf(fp,"NoTHETA1S5V5A5n");fprintf(fp,"degradrad/srad/s/sn");ic=(int)del);for(i=0;i<=ic;i+)t1=(-i)*del*dr;bark(1,2,0,1,r12,t,w,e,p,vp,ap);rrrk(-1,2,4,3,2,3,r23,r34,t,w,e,p,vp,ap);rrrk(1,3,6,

8、5,4,5,r35,r56,t,w,e,p,vp,ap);bark(2,0,7,2,r23/2,t,w,e,p,vp,ap);bark(4,0,8,3,r34/2,t,w,e,p,vp,ap);bark(3,0,9,4,r35/2,t,w,e,p,vp,ap);bark(6,0,10,5,r56/2,t,w,e,p,vp,ap);bark(6,0,11,5,r611,t,w,e,p,vp,ap);printf("n%2d%",i+1,t1/dr,t5,w5,e5);fprintf(fp,"n%2d%",i+1,t1/dr,t5,w5,e5);pdrawi

9、=t5;vpdrawi=w5;apdrawi=e5;if(i%16)=0)getch();fclose(fp);getch();draw1(del,pdraw,vpdraw,apdraw,ic);(2)运行结果。件5的运动参数：S5 V5 A5 rad rad/s rad/s/sTheKinematicParametersofPoint5NoTHETA1deg12345678910111213141516171819202122232425杆钱链式颗式破碎机的运动分析。运动参数。1）调用bark函数求主动件的运动参数。形式参数n1n2n3kr1r2gametwepvpap实值1201r12tw

10、epvpap2）调用rrrk函数求、构件组成的RRR干组进行运动分析形式参数mn1n2n3k1k2r1r2twepvpap实值124323r23r34twepvpap写主程序并运行按一定的步长，改变主动件的位置角度，使其在0-360°变化，便可求出机构各点在整个运动循环内的运动参数并打印输出。主程序。#include""#include""main()staticdoublep202,vp202,ap202,del;staticdoublet10,w10,e10,pdraw370,vpdraw370,apdraw370;staticintic;

11、doubler12,r23,r34,r47;doublepi,dr;inti;FILE*fp;r12=;r23=;r34=;r47=;pi=*atan;dr=pi/;w1=-170*2*pi/60;e1=;del=;p11=;p12=;p41=;p42=;printf("nTheKinematicParametersofPoint5n");printf("NoTHETA1S5V5A5n");printf("degradrad/srad/s/sn");if(fp=fopen("sgy1","w")

12、=NULL)printf("can'topenthisfile.n");exit(0);fprintf(fp,"nTheKinematicParametersofPoint5n");fprintf(fp,"NoTHETA1S5V5A5n");fprintf(fp,"degradrad/srad/s/sn");ic=(int)del);for(i=0;i<=ic;i+)t1=(-i)*del*dr;bark(1,2,0,1,r12,t,w,e,p,vp,ap);rrrk(1,2,4,3,2,3,r23,

13、r34,t,w,e,p,vp,ap);bark(2,0,5,2,r23/2,t,w,e,p,vp,ap);bark(4,0,6,3,r34/2,t,w,e,p,vp,ap);bark(4,0,7,3,t,w,e,p,vp,ap);printf("n%2d%",i+1,t1/dr,t3,w3,e3);fprintf(fp,"n%2d%",i+1,t1/dr,t3,w3,e3);pdrawi=t3;vpdrawi=w3;apdrawi=e3;if(i%16)=0)getch();fclose(fp);getch();draw1(del,pdraw,vpdra

14、w,apdraw,ic);(2)运行结果。杆件3的运动参数：TheKinematicParametersofPoint5NoTHETA1S5V5A5degradrad/srad/s/s145678910111213141516171819202122232425运动图形:善一引河=.3G43S46,?03325五.机构的动态静力分析六杆钱链式颗式破碎机的动态静力分析。质点7,8,9,10及矿石破碎产生阻力的作用点11的运动参数;调用bark函数对质点7进行运动分析:形式参数n1n2n3kr1r2gametwePvpap实值2072R23/2twePvpap调用bark函数对质点8进行运动分析:

15、形式参数n1n2n3kr1r2gametwepvpap实值4083R34/2twepvpap调用bark函数对质点9进行运动分析:形式参数n1n2n3kr1r2gametwepvpap实值3094R35/2twepvpap调用bark函数对质点10进行运动分析:形式参数n1n2n3kr1r2gametwepvpap实值60105R56/2twepvpap调用bark函数对质点11进行运动分析:形式参数n1n2n3kr1r2gametwepvpap实值60115r611twepvpap(2)调用rrrf函数对、构件构成的RRR干组进行动态静力分析:形式参数n1n2n3ns1ns2nn1nn2ne

16、xfk1实值365910011114形式参数k2pvpaptwefr实值5pvpaptwefr(3)调用rrrf函数对、构件构成的RRR干组进行动态静力分析:形式参数n1n2n3ns1ns2nn1nn2nexfk1实值243780302形式参数k2pvpaptwefr实值3pvpaptwefr(4)调用barf函数对主动件1进行动态静力分析:形式参数n1ns1nn1k1papefrtb实值1121papefr&tb程序并运行。按一定的步长，改变主动件的位置角度，使其在0-360°变化，便可求出机构各运动副反力及作用在主动件上的平衡力矩。(1)主程序。#include"

17、;"#include""#include""#include""main()staticdoublep202,vp202,ap202,del;staticdoublet10,w10,e10,fr202,fe202;staticdoublesita1370,fr1draw370,sita2370,fr2draw370,sita3370,fr3draw370,tbdraw370,tb1draw370;staticdoubletb,tb1,T1,bt1,fr4,bt4,fr6,bt6,we1,we2,we3,we4,we5;sta

18、ticintic;doubler12,r23,r34,r35,r56,r611;doublepi,dr;inti;FILE*fp;sm1=;sm2=;sm3=;sm4=;sm5=;sj1=;sj2=;sj3=;sj4=;sj5二;r12=;r23=;r34=;r35=;r56=;r611=;pi=*atan;dr=pi/;w1=-170*2*pi/60;e1=;del=;p11=;p12=;p41=;p42=;p61=;p62=;printf("nTheKineto-staticAnalysisofasix-barLinkasen");printf("NoHETA

19、Lfr1sita1fr4sita4tbtb1n");printf("degNradianNradian");printf("nTheKineto-staticAnalysisofaSix-barLinkasen");printf("NOTHETA1fr6bt6tbtb1n");printf("(deg.)(N)(deg.)n");if(fp=fopen("sgy2","w")=NULL)printf("Can'topenthisfile./n&qu

20、ot;);exit(0);fprintf(fp,"nTheKineto-staticAnalysisofaSix-barLinkasen");fprintf(fp,"NOTHETA1FR6BT6TBTB1n");fprintf(fp,"(deg.)(N)(deg.)n");ic=(int)del);for(i=0;i<=ic;i+)t1=(-i)*del*dr;bark(1,2,0,1,r12,t,w,e,p,vp,ap);rrrk(-1,2,4,3,2,3,r23,r34,t,w,e,p,vp,ap);rrrk(1,3,6,5

21、,4,5,r35,r56,t,w,e,p,vp,ap);bark(2,0,7,2,r23/2,t,w,e,p,vp,ap);bark(4,0,8,3,r34/2,t,w,e,p,vp,ap);bark(3,0,9,4,r35/2,t,w,e,p,vp,ap);bark(6,0,10,5,r56/2,t,w,e,p,vp,ap);bark(6,0,11,5,r611,t,w,e,p,vp,ap);rrrf(3,6,5,9,10,0,11,11,4,5,p,vp,ap,t,w,e,fr);rrrf(2,4,3,7,8,3,0,0,2,3,p,vp,ap,t,w,e,fr);barf(1,1,2,1

22、,p,ap,e,fr,&tb);fr1=sqrt(fr11*fr11+fr12*fr12);bt1=atan2(fr12,fr11);fr4=sqrt(fr41*fr41+fr42*fr42);bt4=atan2(fr42,fr41);fr6=sqrt(fr61*fr61+fr62*fr62);bt6=atan2(fr62,fr61);we1=-(ap11*vp11+(ap12+*vp12)*sm1-e1*w1*sj1;we2=-(ap71*vp71+(ap72+*vp72)*sm2-e2*w2*sj2;we3=-(ap81*vp81+(ap82+*vp82)*sm3-e3*w3*sj

23、3;we4=-(ap91*vp91+(ap92+*vp92)*sm4-e4*w4*sj4;extf(p,vp,ap,t,w,e,11,fe);we5=-(ap101*vp101+(ap102+*vp102)*sm5-e5*w5*sj5+fe111*vp111+fe112*vp112;tb1=-(we1+we2+we3+we4+we5)/w1;printf("%3d%n",i+1,t1/dr,fr6,bt6/dr,tb,tb1);fprintf(fp,"%3d%n",i+1,t1/dr,fr6,bt6/dr,tb,tb1);tbdrawi=tb;tb1dr

24、awi=tb1;fr1drawi=fr1;sita1i=bt1;fr2drawi=fr4;sita2i=bt4;fr3drawi=fr6;sita3i=bt6;if(i%16)=0)getch();fclose(fp);getch();draw2(del,tbdraw,tb1draw,ic);draw3(del,sita1,fr1draw,sita2,fr2draw,sita3,fr3draw,ic);#include""extf(p,vp,ap,t,w,e,nexf,fe)doublep202,vp202,ap202,t10,w10,e10,fe202;doublepi,

25、dr;pi=*atan;dr=pi/;if(w5<0)fenexf1=(-t1/*cos(-t5-pi/2);fenexf2=(-t1/*sin(-t5-pi/2);elsefenexf1=0;fenexf2=0;(2)运行结果：TheKineto-staticAnalysisofaSix-barLinkaseNOTHETA1FR6BT6TBTB1(deg.)(N)(deg.)12345678910111213141516171819202122232425(3)平衡力矩曲线:+3471629.347反力的矢端图曲线：杆钱链式颗式破碎机的动态静力分析。质点5,6及矿石破碎产生阻力的作用点

26、7的运动参数;调用bark函数对质点5进行运动分析：形式参数n1n2n3krir2gamtwePvpap实值2052r25twePvpap调用bark函数对质点6进行运动分析:形式参数n1n2n3kr1r2gamtwepvpap实值4063r46twepvpap调用bark函数对质点7进行运动分析:形式参数n1n2n3kr1r2gamtwepvpap实值4073r47twepvpap(2)调用rrf函数对，构件构成的RRR干组进行动态静力分析:形式参数n1n2n3ns1ns2nn1nn2nexfk1实值243560772形式参数k2pvpaptwefr实值3pvpaptwefr(3)调用bar

27、f函数对主动件1进行动态静力分析:形式参数n1ns1nn1k1papefrtb实值1121papefr&tb.2主程序并运行。按一定的步长，改变主动件的位置角度，使其在0-3600变化，便可求出机构各运动副反力及作用在主动件上的平衡力矩。(1)主程序。#include""#include""#include""#include""main()staticdoublep202,vp202,ap202,del;staticdoublet10,w10,e10;staticdoublesita1370,fr1dra

28、w370,sita2370,fr2draw370,sita3370,fr3draw370,tbdraw370,tb1draw370;staticdoublefr202,fe202;staticintic;doubler12,r23,r34,r47;inti;doublepi,dr;doublefr1,fr4,bt1,bt4,we1,we2,we3,tb,tb1;FILE*fp;sm1=;sm2=;sm3=;sj1=;sj2=;sj3二;r12=;r23=;r34=,r47=;pi=*atan;w1=-170*2*pi/60;e1=;del=;dr=pi/;p11=;p12=;p41=;p42=

29、;printf("nTheKineto-staticAnalysisofafour-barLinkasen");printf("NOTHETA1FR4BT4TBTB1n");printf("(deg.)(N)(deg.)n");if(fp=fopen("sgy3","w")=NULL)printf("Can'topenthisfile./n");exit(0);fprintf(fp,"nTheKineto-staticAnalysisofafour-barL

30、inkasen");fprintf(fp,"NOTHETA1FR4BT4TBTB1n");fprintf(fp,"(deg.)(N)(deg.)n");ic=(int)del);for(i=0;i<=ic;i+)t1=(-i)*del*dr;bark(1,2,0,1,r12,t,w,e,p,vp,ap);rrrk(1,2,4,3,2,3,r23,r34,t,w,e,p,vp,ap);bark(2,0,5,2,r23/2,t,w,e,p,vp,ap);bark(4,0,6,3,r34/2,t,w,e,p,vp,ap);bark(4,0,7,

31、3,t,w,e,p,vp,ap);rrrf(2,4,3,5,6,0,7,7,2,3,p,vp,ap,t,w,e,fr);barf(1,1,2,1,p,ap,e,fr,&tb);fr1=sqrt(fr11*fr11+fr12*fr12);bt1=atan2(fr12,fr11);fr4=sqrt(fr41*fr41+fr42*fr42);bt4=atan2(fr42,fr41);we1=-(ap11*vp11+(ap12+*vp12)*sm1-e1*w1*sj1;we2=-(ap51*vp51+(ap52+*vp52)*sm2-e2*w2*sj2;extf(p,vp,ap,t,w,e,7

32、,fe);we3=-(ap61*vp61+(ap62+*vp62)*sm3-e3*w3*sj3+fe71*vp71+fe72*vp72;tb1=-(we1+we2+we3)/w1;printf("%3d%n",i+1,t1/dr,fr4,bt4/dr,tb,tb1);fprintf(fp,"%3d%n",i+1,t1/dr,fr4,bt4/dr,tb,tb1);tbdrawi=tb;tb1drawi=tb1;fr1drawi=fr1;sita1i=bt1;fr2drawi=fr4;sita2i=bt4;fr3drawi=fr4;sita3i=bt4;if

33、(i%16)=0)getch();fclose(fp);getch();draw2(del,tbdraw,tb1draw,ic);draw3(del,sita1,fr1draw,sita2,fr2draw,sita3,fr3draw,ic);#include""extf(p,vp,ap,t,w,e,nexf,fe)doublep202,vp202,ap202,t10,w10,e10,fe202;doublepi,dr;pi=*atan;dr=pi/;if(w3<0)fenexf1=(-t1/dr-3/dr)*cos(-t3-pi/2);fenexf2=(-t1/dr-

34、3/dr)*sin(-t3-pi/2);elsefenexf1=0;fenexf2=0;(2)运行结果：TheKineto-staticAnalysisofafour-barLinkaseNOTHETA1FR4BT4TBTB1(deg.)(N)(deg.)12345678910111213141516171819202122232425(4)反力的矢端图曲线:六.工艺阻力函数及飞轮的转动惯量函数工艺阻力函数程序：(1)六杆钱链式颗式破碎机的工艺阻力函数程序:#include""extf(p,vp,ap,t,w,e,nexf,fe)doublep202,vp202,ap202

35、,t10,w10,e10,fe202;doublepi,dr;pi=*atan;dr=pi/;if(w5<0)fenexf1=(-t1/*cos(-t5-pi/2);fenexf2=(-t1/*sin(-t5-pi/2);elsefenexf1=0;fenexf2=0;(2)四杆铰链式颚式破碎机的工艺阻力函数程序#include""extf(p,vp,ap,t,w,e,nexf,fe)doublep202,vp202,ap202,t10,w10,e10,fe202;doublepi,dr;pi=*atan;dr=pi/;if(w3<0)fenexf1=(-t1/

36、dr-3/dr)*cos(-t3-pi/2);fenexf2=(-t1/dr-3/dr)*sin(-t3-pi/2);elsefenexf1=0;fenexf2=0;飞轮转动惯量函数程序六杆铰链式颚式破碎机的转动惯量函数程序#include""#include""#include""#include""staticdoublesm10,sj10;main()staticdoublep202,vp202,ap202,del;staticdoublet10,w10,e10,Tr370,D370;staticdouble

37、fr202,fe202;staticintic;doubler12,r23,r34,r35,r56,r611,tb,tb1;doubleTd,sum1=,E370,Max=,Min=,Jf=,q;inti,j;doublepi,dr,fr1,bt1,fr2,bt2;FILE*fp;sm1=;sm2=;sm3=;sm4=;sm5=;sj1=;sj2=;sj3=;sj4=;sj5=;r12=;r23=;r34=;r35=;r56=,r611=,del=;pi=*atan;w1=-170*2*pi/60;e1=;dr=pi/;q=;p11=;p12=;p41=;p42=;p61=;p62=;prin

38、tf("nTheKineto-staticAnalysisofaSix-barLinkasen");printf("NOTHETA1fr1bt1fr4bt4tbtb1n");printf("(deg.)(N)(deg.)(N)(deg.)n");if(fp=fopen("zhuan6","w")=NULL)printf("Can'topenthisfile./n");exit(0);printf(fp,"nTheKineto-staticAnalysisof

39、aSix-barLinkasen");printf(fp,"NOTHETA1fr1bt1fr4bt4tbtb1n");printf(fp,"(deg.)(N)(deg.)(N)(deg.)n");ic=(int)del);for(i=0;i<=ic;i+)t1=(-i)*del*dr;bark(1,2,0,1,r12,t,w,e,p,vp,ap);rrrk(-1,2,4,3,2,3,r23,r34,t,w,e,p,vp,ap);rrrk(1,3,6,5,4,5,r35,r56,t,w,e,p,vp,ap);bark(2,0,7,2,r23

40、/2,t,w,e,p,vp,ap);bark(4,0,8,3,r34/2,t,w,e,p,vp,ap);bark(3,0,9,4,r35/2,t,w,e,p,vp,ap);bark(6,0,10,5,r56/2,t,w,e,p,vp,ap);bark(6,0,11,5,r611,t,w,e,p,vp,ap);rrrf(3,6,5,9,10,0,11,11,4,5,p,vp,ap,t,w,e,fr);rrrf(2,4,3,7,8,3,0,0,2,3,p,vp,ap,t,w,e,fr);barf(1,1,2,1,p,ap,e,fr,&tb);Tri=tb;Di=t1;for(j=1;j&l

41、t;=ic;j+)sum1=sum1+Trj-1;Td=sum1/ic;for(j=1;j<=ic;j+)Ej=Ej-1+del*dr*(Trj+Trj-1);for(j=1;j<=ic;j+)if(Max>=Ej)Max=Max;elseMax=Ej;if(Min<=Ej)Min=Min;elseMin=Ej;Jf=(Max-Min)/(w1*w1*q);for(j=0;j<=ic;j+)printf("n%3d%n",j,Dj,Trj,Ej);fprintf(fp,"n%3d%n",j,Dj,Trj,Ej);if(j%1

42、0=0)getch();printf("nJf=%Td=%",Jf,Td);fprintf(fp,"nJf=%Td=%",Jf,Td);fclose(fp);getch();extf(p,vp,ap,t,w,e,nexf,fe)doublep202,vp202,ap202,t10,w10,e10,fe202;doublepi,dr;pi=*atan;dr=pi/;if(w5<0)fenexf1=(-t1/*cos(-t5-pi/2);fenexf2=(-t1/*sin(-t5-pi/2);elsefenexf1=0;fenexf2=0;颚式破碎机飞

43、轮的转动惯量函数程序：#include""#include""#include""#include""staticdoublesm10,sj10;main()staticdoublep202,vp202,ap202,del;staticdoublet10,w10,e10,Tr370,D370;staticdoublefr202,fe202;staticintic;doubler12,r23,r34,r47,tb,tb1;doubleTd,sum1=,E370,Max=,Min=,Jf=,q;inti,j;doubl

44、epi,dr,fr1,bt1,fr2,bt2;FILE*fp;sm1=;sm2=;sm3=;sj1=;sj2=;sj3=;r12=;r23=;r34=,r47=;del=;pi=*atan;w1=-170*2*pi/60;e1=;dr=pi/;q=;p11=;p12=;p41=;p42=;printf("nTheKineto-staticAnalysisofaSix-barLinkasen");printf("NOTHETA1FR1BT1FR4BT4TBTB1n");printf("(deg.)(N)(deg.)(N)(deg.)n");if(fp=fopen("zhuand4","w")=NULL)printf("Can'topenthisfile./n");exit(0);printf(fp,"nTheKineto-staticAnalysisofafour-barLinkasen");printf(fp,"NOTHETA1FR1BT1FR4BT4TBTB1n");printf(fp,"(deg.)(N)(deg.)(N)(deg.)n");ic=(int)del);for(i=0;i&l