機(jī)械原理課程設(shè)計(jì)牛頭刨床導(dǎo)桿機(jī)構(gòu)

1、牛頭刨床導(dǎo)桿機(jī)構(gòu)的運(yùn)動(dòng)分析目 錄1設(shè)計(jì)任務(wù)及要求2數(shù)學(xué)模型的建立3程序框圖4程序清單及運(yùn)行結(jié)果5設(shè)計(jì)總結(jié)6參考文獻(xiàn)zyzl機(jī)械原理課程設(shè)計(jì)任務(wù)書（一）郭娜專業(yè)機(jī)械工程及自動(dòng)化班級(jí)機(jī)械08-3班學(xué)號(hào)0807100305一、設(shè)計(jì)題目：牛頭刨床導(dǎo)桿機(jī)構(gòu)的運(yùn)動(dòng)分析二、系統(tǒng)簡(jiǎn)圖：三、工作條件己知：曲柄每分鐘轉(zhuǎn)數(shù)由，各構(gòu)件尺寸及重心位置，且刨頭導(dǎo)路x-x位于導(dǎo)桿端點(diǎn)B所作圓弧高的平分線上。四、原始數(shù)據(jù)導(dǎo)桿機(jī)構(gòu)的運(yùn)動(dòng)分析么innunh)zAJb*BCQs4*6»6450120850306425285840五、要求:1）作機(jī)構(gòu)的運(yùn)動(dòng)簡(jiǎn)圖（A4或A3圖紙）。2） ffl C語(yǔ)言編寫主程序調(diào)用子程序，對(duì)

2、機(jī)構(gòu)進(jìn)行運(yùn)動(dòng)分析，并打印出程 序及計(jì)算結(jié)果03）畫出導(dǎo)軌4的角位移0,角速度夕，角加速度。的曲線。4）編寫設(shè)計(jì)計(jì)算說(shuō)明書。指導(dǎo)教師：開(kāi)始日期：2010年7月10日完成日期：2010年7月16 01.設(shè)計(jì)任務(wù)及要求設(shè)計(jì)內(nèi)容導(dǎo)桿機(jī)構(gòu)的運(yùn)動(dòng)分析單位r/minmm符號(hào)n?Z0204%。2AZ04BZbcZ04S4數(shù)據(jù)80450120850306425要求（1）作機(jī)構(gòu)的運(yùn)動(dòng)簡(jiǎn)圖。（2）用C語(yǔ)言編寫主程序調(diào)用子程序，對(duì)機(jī)構(gòu)進(jìn)行 運(yùn)動(dòng)分析，動(dòng)態(tài)顯示，并打印程序及運(yùn)算結(jié)果。（3）畫出導(dǎo)軌的角位移中，角速度V',角加速度 中”。（4）編寫設(shè)計(jì)計(jì)算說(shuō)明書。二、數(shù)學(xué)模型按復(fù)數(shù)式可以寫成a (cos a +i

3、sino ) -b (cos B+isin B )+d(cos。3+isin。二0(1)由于0尸90°,上式可化簡(jiǎn)為(2)根據(jù)(4)(6)(8)(9)a (cos o +isin« ) -b (cos 3 +isin 0 )+id=0(2)式中實(shí)部、虛部分別相等得acos Q -bcos P =0asina -bsin P +d=0(3) (4)聯(lián)立解得0d + asinaP =arctanacosab= y/a2 +d2 +2adsina將(2)對(duì)時(shí)間求一階導(dǎo)數(shù)得3戶口 ' = 32cos(a -B ) b九二b' =-a<)isin( «

4、 - fJ)將(2)對(duì)時(shí)間求二階導(dǎo)數(shù)得£" = a £ icos (a -8)一 aa : sin(a 一 B)-2 uj。/； 1zyzlac=b "=-a £ ,sin （。- B ） -a<*）； cos （。- B ） +b &（10）頭即滑塊沿桿方向的加速度，通常曲柄可近似看作均角速轉(zhuǎn)動(dòng)，則 £ 3=0。三、程序框圖程序設(shè)計(jì)時(shí)，一般d=a是未知量而叼已知且為常數(shù), 它們的關(guān)系為，爾。=例,取相等時(shí)間間隔，則 Bin =用N其中N為整數(shù)輸入a,d, 3,輸入N作循環(huán)，F(xiàn)or（i=0;i=N;i+）依次計(jì)算B，b,

5、 32,九，e 2, ac將計(jì)算的B, b,ve, e2,包結(jié)果分別存入數(shù)組或義件中按格式輸出所有計(jì)算結(jié)果初始化圖形系統(tǒng)繪制直角坐標(biāo)系直角坐標(biāo)系下分別繪出角位移、角速度、角加速度圖象四、程序清單及運(yùn)算結(jié)果符號(hào)說(shuō)明zyzlQ1：曲柄1的角位移S3： C點(diǎn)沿桿3的位移S31： C點(diǎn)相對(duì)于導(dǎo)桿3的速度S311： C點(diǎn)相對(duì)于導(dǎo)桿3的加速度Q3：導(dǎo)桿3的擺動(dòng)的角位移 Q31：導(dǎo)桿3擺動(dòng)的角速度w3 Q3H：導(dǎo)桿3擺動(dòng)的角加速度a3L1：曲柄1的長(zhǎng)度L6：曲柄1與導(dǎo)桿3的回轉(zhuǎn)中心的距離(1)程序清單導(dǎo)桿3的計(jì)算程序#include"math.hH#includeMconio.hM#include

6、<stdio.h>#define PI 3.1415926#define M 0.017453main() intQl,i=0j=0,Q_l71;float S_e71 ,S_e 171,Q_41 l71,S_el 171;float Q3,Q3 LQ311 ,w3,a3,Q4,Q41;float Q411 ,s3,s31 ,s311 ,Se,w4,Ve,Se 1 ,a4,Se 11;FILE *fl;if(fl=fopen("fdata.txt","w")=NULL)printf(Hfdata.txt file cannot open!ii

7、H);exit(0);)clrscr();printf('jiao duwei yisu dujiaojiasudujiasudunH);for(Ql=0;Ql<360;Ql+=5) i+；if(i%12=0)getch();printf(Hjiaodu weiyisudujiaojiasudujiasudunM);) if(Q 1>=O&&Q 1<9OIIQ 1 >270&&Q l<=360) Q3=atan(350+90*sin(Ql *M)/(90*cos(Q 1 *M);Q3/=M;)else if(Ql=90IIQ

8、l=270)Q3=90;else if(Ql>90&&Ql<270)Q3=PI+atan(350+90*sin(Q 1 *M)/(90*cos(Q I *M);Q3/=M;)if(Q3!=90&&Q3!=270)s3=90*cos(Q 1 *M)/cos(Q3*M);else if(Q3=90)s3=440;elses3=260;s31=-90*6.8*sin(Ql-Q3)*M);Q3 l=90*6.8*cos(Q 1 -Q3)*M)/s3;w3=Q31;Q3 ll=(6.8*6.8*90*sin(Q3-Q 1)*M)-2*w3*s31;a3=Q31

9、1;Q4=180-asin(530-580*sin(Q3*M)/174)/M;Se=580*cos(Q3*M)+174*cos(Q4*M);Q41=-w3*580*cos(Q3*M)/(174*cos(Q4*M);w4=Q41;Se l=-w3*580*sin(Q3-Q4)*M)/cos(Q4*M);Q411=(Q31 *Q31 *580*sin(Q3*M)+Q4 PQ4P174*sin(Q4*M)- Q311 *580*cos(Q3*M)/(l 74*cos(Q4*M);Sei l=(a3*580*sin(Q3Q4)*M)+w3*w3*580*cos(Q3Q4)*M- w4*w4* 174)

10、/cos(Q4*M);Q_1U1=Q1；S.ej=Se;S_elj=Sel;Q_411j=Q411;S_ellj=Sell;printf("%d %6.4f%6.4f%6.4f%6.4tAn",Q_lj,S_ej,S_elj,Q_411j，S_ellj)；fprintf(fl,"%d %6.4f%6.4f%6.4f%6.4fn",Q_lj,S_ej,S_elj,Q_411j,S_ellj)；j=j+l;fclose(fl);)運(yùn)算結(jié)果j iaodu wei y isu duj iaoj iasuduj iasudu0-26. 6410-225. 6121

11、2980. 1992-1888597. 50005-29. 9571-290. 31192725. 9580-1771214. 125010-34. 0705-349.91242465. 3013-1653869. 125015-38.9176-404. 72002204. 1282-1537997. 500020-44.4389-455. 04671947. 2355-1422954. 250025-50.5790-501. 19671698. 4697-1310516. 250030-57.2860-543. 45511460. 8784-1201652.500035-64.5119-58

12、2. 08171236. 8556-1094043. 125040-72.2113-617. 30461028. 2677-987876. 750045-80.3420-649. 3168836. 5630-884575. 375050-88.8637-678. 2743662.8631-784632. 625055-97.7381-704. 2951508. 0354-683126.812560-106.9280-727. 4584372.7512-586413. 125065-116.3972-747. 8099257. 5296-487261.812570-126.1095-765. 3

13、591162.7702-391189.937575-136. 0290-780. 085188. 7760-292519.031280-146.1191-791.939735. 7695-195399.515685-156. 3424-800. 85483. 9034-99716. 078190-166.6487-806. 7209-6. 7326-336. 604395-177.0345-809. 45263. 890798381. 1172100-187.4224-808.914435. 7439201360. 3906105-197. 7818-804. 984188. 73763038

14、68. 6875110-208.0682-797. 5251162. 7193406435. 0625115-218.2356-786. 4084257. 4662513216. 6875120-228.2362-771.4974372. 6755620025. 8750125-238.0202-752.6618507. 9477731897. 5625130-247. 5368-729. 7744662. 7639842337. 0000135-256. 7329-702. 7089836. 4528958104. 5625140-265. 5542-671.34011028. 146710

15、74799. 1250145-273. 9447-635. 54081236. 72491193481.0000150-281.8466-595.17981460. 73901314749.0000155-289.2006-550.11581698. 32281439326. 0000160-295.9452-500. 19551947. 08261564795. 8750165-302.0172-445. 24912203. 97171691299. 2500170-307.3508-385. 08512465. 8750175-311.8776-319.49322

16、725. 80101949062. 5000180-315.5267-248. 24372980. 04812077653. 1250185-318.2238-171.09693220.74982204597. 7500190-319.8919-87. 82053439. 45042327887. 5000195-320.45081.78353626. 36182445203. 0000200-319.818597. 83453770. 49542553216. 0000205-317.9123200.31153859. 98852647628. 7500210-314.6508308.971

17、03882. 69172723199.0000215-309.9581423. 24373827. 11742773568. 0000220-303.7680542. 11773683. 78472790752. 7500225-296.0309664.01813446. 96482767703. 0000230-286.7217786.7083116. 77712694137. 2500235-275. 8483907. 23652701.33252562871.7500240-263.46101021.97732218. 59182369156. 0000245-249.66051126.

18、 78561697. 22962103209. 7500250-234.60201217. 28931175. 84841775365. 7500255-218.49651289.3079699. 96671384495. 5000260-201.60461339.3322316. 6331947077. 5000265-184.22541364. 965967. 3372484325. 1562270-166.6487806. 7209-6. 7326-157.5224275-149.29131340.702167. 0276-468633. 1875280-132. 36731293. 2

19、650316. 0499-919479. 5000285-116. 18341225. 9053699. 1774-1320767. 6250290-100. 97281142.21141174. 9329-1666306. 5000295-86. 92081046. 00011696. 2716-1955622.0000300-74. 1637940. 97472217. 6743-2177823. 7500305-62. 7928830. 49842700.5159-2345273. 5000310-52. 8588717. 47613116.5000315-4

20、4. 3785604. 31563446. 4526-2518143.0000320-37. 3407492. 93573683. 4421-2537459. 0000325-31. 7127384. 80893826. 9407-2520536. 7500330-27. 4455281.01593882. 6650-2475456. 0000335-24. 4783182. 30363860. 5000340-22. 742789. 14173770. 7129-2322242. 2500345-22. 16561.77493626. 6663-2224271.0

21、000350-22. 6721-79. 72963439. 8213-2117387. 2500導(dǎo)桿3的角位移的，角速度，角加速度曲線圖的設(shè)計(jì)程序#include<math. h>#include<graphics. h>#include<stdio. h>#define pi 3. 1415926main() float wl=2*pi*64/60, Ll=90, L6=350;float Q3, QI, s3, w3, s31, s311;int gd=DETECT, gmode, i;initgraph(&gd, &gmode, );c

22、lrscr ();for(Ql=0;Ql<=2*pi;Ql+=1. 0/1000*pi)if (Ql>=0&&QKpi/2| |Ql>pi*l. 5&&Ql<=2*pi)Q3=atan(L6+Ll*sin(QI)/(Ll*cos (QI);else if(Ql=pi/2 Ql=l. 5*pi)Q3=pi/2;elseQ3=pi+atan(L6+Ll*sin(QI)/(Ll*cos (QI);if(Ql!=pi/2&&Ql!=1.5*pi)s3=Ll+L6;else s3=L6-Ll;s31=-Ll*wl*sin(Ql-Q3

23、);w3=Ll*wl*cos(Q1-Q3)/s3;s3=sqrt (Ll*Ll+L6*L6+2*Ll*L6*sin(QI);putpixel(100+Ql*180/pi, 60+s3*sin(Q3)/2. 5, 5);line (100, 200, 500, 200);line (495, 205, 500, 200);line (495, 195, 500, 200);line(100, 10, 100, 350);line(95, 15, 100, 10);line(105, 15, 100, 10);putpixel(100+Ql*180/pi, 188+Ll*wl*cos(Q1-Q3)

24、/s3*30, 6) ;/*v*/putpixel(100+Ql*180/pi, 200+(wl*wl*Ll*sin(Q3-Ql)-2*w3*s31)/s3*6, 4);/*a*/outtextxy(400, 120, v：su du");outtextxy(220,230,"s: wei yi)；outtextxy(400, 300,"a: jia su du");getch();)導(dǎo)桿機(jī)構(gòu)運(yùn)動(dòng)模擬程序#include<math.h>#inckide<graphics.h>#include<stdio.h>void

25、pist(float xO,float yO.float Lfloat h5float theta);void pirot(float xO,float yO,float 1);void sgd();main() int gd=DETECT,gmode,n;initgraph(&gd,&gmode/M,);for(n= 1 ;n<=70;n+)setbkcolor(O);sgd();)getch();)/*搖塊子程序*/void pist(float xO,float yO,float Lfloat h.float theta) float x,y;x=xO-cos(th

26、eta)* l/2+h/2*sin(theta);y=y0+l/2*sin(theta)+h/2*cos( theta);moveto(x,y);linerel(l*cos(theta)rl*sin(theta);linerel(-h*sin(theta),-h*cos(theta);linerel(-l*cos(theta),l*sin(theta);lineto(x,y);/*支點(diǎn)子程序*/void pirot(float xO,float yO,float 1) float pi=3.1415926;float x,y;int i,n;int h=4;setcolor(3);circle

27、(x0.y0,3)；setcolor(150);x=x0-l/2;y=y0+sin(pi/3)*l;moveto(xO,yO);lineto(x,y);linerel(20.0);Iineto(x0,y0);n=l/4;for(i=0;i<=n;i+)moveto(x+i*h,y+h);lineto(x+(i+l)*h,y);)/*連桿，搖塊，導(dǎo)軌程序*/void sgd()int i;int x04,y04,x02,y02;int 104b=800;int 102a=95;float xa,ya,xb,yb,I;float ssjheta;for(i=0;i<=63;i+)/* 循環(huán)動(dòng)畫*/ss=i*0.1;x04=350; x02=350;/*坐標(biāo)計(jì)算*/y04=320; y02=145;xa=x02+102a*cos(ss);ya=y02+102a*sin(ss);l=sqrt(xa-x