機(jī)械課程設(shè)計(jì)說明書牛頭刨床機(jī)構(gòu)方案分析

1、機(jī)械原理課程設(shè)計(jì)說明書題目：牛頭刨床機(jī)構(gòu)方案分析 1. 機(jī)構(gòu)簡圖和已知條件如上圖所示為兩種牛頭刨床主機(jī)構(gòu)的運(yùn)動(dòng)簡圖，已知，l1=0.1m，l0=0.4m，l3=0.75m，l4=0.15m，ly=0.738m，l3=0.375m，a=0.05m，b=0.15，c=0.4m，d=0.1m。只計(jì)構(gòu)件3、5的質(zhì)量，其余略去不計(jì)，m3=30kg，js3=0.7kgm2，m5=95kg。工藝阻力q如圖所示，q=9000n。主軸1的轉(zhuǎn)速為60r/min(順時(shí)針方向)，許用運(yùn)轉(zhuǎn)不均勻系數(shù)=0.03。2. 滑枕初始位置及行程 h 的確定方法（1）主動(dòng)件1繞1點(diǎn)轉(zhuǎn)動(dòng)，且長度小于1、2點(diǎn)間距離。所以，當(dāng)構(gòu)件1轉(zhuǎn)至

2、下圖所示位置時(shí)，滑枕出在其初始位置。（2）運(yùn)行過“運(yùn)動(dòng)分析”程序后，根據(jù)其數(shù)據(jù)，即速度為0的初始位點(diǎn)對(duì)應(yīng)的位置。該數(shù)就是左極限到原點(diǎn)的距離，乘以二就可得到形成h。3. 桿組的拆分方法rprrpp10 運(yùn)動(dòng)副反力作用點(diǎn)4. 所調(diào)用的桿組子程序中虛參與實(shí)參對(duì)照表運(yùn)動(dòng)狀態(tài)分析1) 對(duì)主動(dòng)件1進(jìn)行運(yùn)動(dòng)分析，可求出3點(diǎn)的運(yùn)動(dòng)狀態(tài)。調(diào)用bark函數(shù)bark形式參數(shù)n1n2n3kr1r2gamtwepvpap實(shí)參13010.10.00.0twepvpap2) 現(xiàn)已知2、3點(diǎn)的運(yùn)動(dòng)狀態(tài)可調(diào)用rprk函數(shù)可知構(gòu)件3運(yùn)動(dòng)參數(shù)，主動(dòng)件1逆時(shí)針轉(zhuǎn)動(dòng)，m值取1.rprk形式參數(shù)mn1n2k1k2r1r2vr2ar2tw

3、epvpap實(shí)參123320.0&r2&vr2&ar2twepvpap3) 已求出構(gòu)件3的運(yùn)動(dòng)狀態(tài)，并2點(diǎn)的運(yùn)動(dòng)參數(shù)，調(diào)用bark函數(shù)求4點(diǎn)的運(yùn)動(dòng)參數(shù)。bark形式參數(shù)n1n2n3kr1r2gamtwepvpap實(shí)參24030.750.00.0twepvpap4) 調(diào)用rprk函數(shù)，求構(gòu)件5的運(yùn)動(dòng)參數(shù)。構(gòu)件4、5的導(dǎo)路方向垂直，所以gam2=pi/2。rppk形式參數(shù)n1n2n3n4k1k2k3r1gam1gam2r2vr2ar2實(shí)參46454560.00.0pi/2&r2&vr2&ar2r3ar3vr3twepvpap&r3&ar3&vr3twepvpap動(dòng)態(tài)靜力分析在運(yùn)動(dòng)分析的基礎(chǔ)上，進(jìn)行

4、動(dòng)態(tài)靜力學(xué)分析。簡易求法求解平衡力矩時(shí)，需求出構(gòu)件5質(zhì)心9的運(yùn)動(dòng)狀態(tài)、構(gòu)件3的質(zhì)心8運(yùn)動(dòng)狀態(tài)和工藝阻力作用點(diǎn)7的運(yùn)動(dòng)狀態(tài)1) 調(diào)用bark求7點(diǎn)的運(yùn)動(dòng)參數(shù)。bark形式參數(shù)n1n2n3kr1r2gamtwepvpap實(shí)參50750.0r57gam1twepvpap2) 調(diào)用bark求9點(diǎn)運(yùn)動(dòng)參數(shù)。bark形式參數(shù)n1n2n3kr1r2gamtwepvpap實(shí)參50950.0r59gam2twepvpap3) 調(diào)用bark求8點(diǎn)運(yùn)動(dòng)參數(shù)。bark形式參數(shù)n1n2n3kr1r2gamtwepvpap待添加的隱藏文字內(nèi)容2實(shí)參20830.0r280.0twepvpap4) 從外力已知桿組開始，即工藝

5、阻力q作用的構(gòu)件5，調(diào)用rppf函數(shù)求4點(diǎn)的運(yùn)動(dòng)副反力。rppf5) 調(diào)用rprf函數(shù)，求3、2點(diǎn)的運(yùn)動(dòng)副反力。rprf形式參數(shù)n1n2ns1ns2nn1nn2nexfk1k2實(shí)參238340032pvpaptwefrfkfppvpaptwefrfkfp6) 調(diào)用barf函數(shù)，求固定鉸支座1點(diǎn)的運(yùn)動(dòng)副反力。barf形式參數(shù)n1n2nn1k1pvpapfrtb實(shí)參1131pvpapfr&tb5. 自編程序中主要標(biāo)識(shí)符說明#include extf.c（工藝阻力子程序）#include subf.c（桿組動(dòng)態(tài)靜力分析程序包）#include subk.c（桿組運(yùn)動(dòng)分析子程序包）#include d

6、raw.c（出圖程序）運(yùn)動(dòng)狀態(tài)分析#includesubk.c#includedraw.cmain() static double p202,vp202,ap202,del; static double t10,w10,e10,pdraw370,vpdraw370,apdraw370; static int ic; double r13,r24; double pi,dr; double r2,vr2,ar2,r3,vr3,ar3; int i; file *fp; char *m=p,vp,ap; r13=0.1; r24=0.75; t6=0.0; w6=0.0; e6=0.0; e1=0

7、.0; del=10.0; p11=0.0; p12=0.0; p21=0.0; p22=-0.4; p61=0.0; p62=0.338;pi=4.0*atan(1.0); w1=-2*pi;dr=pi/180.0; printf(n the kinematic parameters of point 5n); printf(no theta 1 s5 v5 a5n); printf( deg m m/s m/s/sn); if(fp=fopen(filel,w)=null) printf(cant open this file.n); exit(0); fprintf(fp,n the k

8、inematic parameters of point 5n); fprintf(fp,no theta 1 s5 v5 a5n); fprintf(fp, deg m m/s m/s/s); ic=(int)(360.0/del); for(i=0;i=ic;i+) t1=-(i)*del*dr+asin(0.25)+pi; bark(1,3,0,1,r13,0.0,0.0,t,w,e,p,vp,ap); rprk(1,2,3,3,2,0.0,&r2,&vr2,&ar2,t,w,e,p,vp,ap); bark(2,4,0,3,r24,0.0,0.0,t,w,e,p,vp,ap); rpp

9、k(4,6,4,5,4,5,6,0.0,0.0,90.0,&r2,&vr2,&ar2,&r3,&vr3,&ar3,t,w,e,p,vp,ap); fprintf(fp,n%2d%12.3f%12.3f%12.3f%12.3f,i+1,t1/dr, p51,vp51,ap51); printf(n%2d%12.3f%12.3f%12.3f%12.3f,i+1,t1/dr,p51,vp51,ap51); pdrawi=p51; vpdrawi=vp51; apdrawi=ap51; if(i%16)=0)getch(); fclose(fp); getch(); draw1(del,pdraw,v

10、pdraw,apdraw,ic,m);動(dòng)態(tài)靜力分析#includesubk.c#includesubf.c#includedraw.cmain() static double p202,vp202,ap202,del; static double t10,w10,e10, tbdraw370,tb1draw370; static double sita1370,fr1draw370,sita2370,fr2draw370, sita3370,fr3draw370; static double fr202,fe202,fk202,pk202,tb,tb1,fr1,bt1,fr2,bt2, we1

11、,we2,we3,we4,we5; static int ic; double r13,r24,r28,r57,r59,gam1,gam2; double pi,dr; double r2,vr2,ar2,r3,vr3,ar3; int i; file *fp; char *m=tb,tb1,fr1,fr2; sm3=30.0;sm5=95.0; sj3=0.7; r13=0.1; r24=0.75; r28=0.375; t6=0.0; w6=0.0; e6=0.0; e1=0.0; del=10.0; p11=0.0; p12=0.0; p21=0.0; p22=-0.4; p61=0.0

12、; p62=0.338; r57=0.41; r59=0.158; gam1=atan(0.05/0.15); gam2=-atan(0.1/0.4); pi=4.0*atan(1.0); w1=-2*pi; dr=pi/180.0; printf(n the kineto-static analysis of a six-bar linkasen); printf(no hetal fr1 sital fr2 sita2 tb tb1n); printf( deg n radian n radian n.m n.m ); if(fp=fopen(filel,w)=null) printf(c

13、ant open this file.n); exit(0); fprintf(fp,n the kineto-static analysis of a six-bar linkasen); fprintf(fp,no theta1 fr1 sita1 fr2 sita2 tb tb1n); fprintf(fp, deg n radian n radian n.m n.m); ic=(int)(360.0/del); for(i=0;i0) if(-0.193+h)p51)&(p510.193-h) fenexf1=-9000.0; else fenexf1=0.0; else fenexf

14、1=0.0;6. 自編程序及計(jì)算結(jié)果清單運(yùn)動(dòng)狀態(tài)分析 the kinematic parameters of point 5no theta 1 s5 v5 a5 deg m m/s m/s/s 1 194.478 -0.193 0.000 8.360 2 184.478 -0.190 0.216 7.204 3 174.478 -0.182 0.400 6.059 4 164.478 -0.168 0.553 4.980 5 154.478 -0.151 0.678 3.988 6 144.478 -0.131 0.776 3.086 7 134.478 -0.108 0.850 2.268

15、 8 124.478 -0.084 0.903 1.525 9 114.478 -0.058 0.935 0.84810 104.478 -0.032 0.950 0.22611 94.478 -0.006 0.948 -0.34912 84.478 0.020 0.931 -0.88513 74.478 0.046 0.899 -1.39014 64.478 0.070 0.854 -1.87215 54.478 0.093 0.796 -2.34116 44.478 0.114 0.724 -2.80717 34.478 0.133 0.640 -3.28518 24.478 0.150

16、0.541 -3.79219 14.478 0.163 0.428 -4.34920 4.478 0.173 0.299 -4.97921 -5.522 0.180 0.151 -5.70522 -15.522 0.182 -0.019 -6.53623 -25.522 0.178 -0.213 -7.45124 -35.522 0.169 -0.433 -8.36425 -45.522 0.154 -0.676 -9.08526 -55.522 0.132 -0.933 -9.29327 -65.522 0.102 -1.184 -8.58028 -75.522 0.066 -1.398 -

17、6.61529 -85.522 0.025 -1.539 -3.39130 -95.522 -0.018 -1.579 0.61531 -105.522 -0.061 -1.506 4.57832 -115.522 -0.101 -1.332 7.72233 -125.522 -0.135 -1.088 9.64434 -135.522 -0.161 -0.808 10.37035 -145.522 -0.179 -0.520 10.18036 -155.522 -0.190 -0.247 9.41637 -165.522 -0.193 0.000 8.360動(dòng)態(tài)靜力分析 the kineto

18、-static analysis of a six-bar linkaseno theta1 fr1 sita1 fr2 sita2 tb tb1 deg n radian n radian n.m n.m 1 194.478 1519.212 14.478 659.183 -175.054 -0.000 -0.000 2 184.478 1268.754 14.262 524.129 179.413 -21.562 -21.562 3 174.478 1049.654 13.658 421.563 171.314 -34.485 -34.485 4 164.478 15911.319 12.

19、723 6809.444 -151.974 -752.996 -752.996 5 154.478 15327.971 11.512 6238.929 -153.734 -923.192 -923.192 6 144.478 14845.234 10.074 5750.795 -156.374 -1060.594 -1060.594 7 134.478 14449.842 8.455 5342.350 -159.882 -1168.678 -1168.678 8 124.478 14130.417 6.692 5013.291 -164.213 -1250.121 -1250.121 9 11

20、4.478 13877.714 4.823 4765.036 -169.270 -1306.920 -1306.92010 104.478 13684.554 2.881 4599.553 -174.885 -1340.520 -1340.52011 94.478 13545.637 0.895 4517.969 179.175 -1351.917 -1351.91712 84.478 13457.325 -1.104 4519.387 173.190 -1341.732 -1341.73213 74.478 13417.449 -3.086 4600.341 167.443 -1310.26

21、2 -1310.26214 64.478 13425.136 -5.023 4755.099 162.178 -1257.497 -1257.49715 54.478 13480.659 -6.882 4976.619 157.574 -1183.124 -1183.12416 44.478 13585.300 -8.631 5257.689 153.740 -1086.520 -1086.52017 34.478 13741.205 -10.234 5591.876 150.730 -966.742 -966.74218 24.478 13951.216 -11.650 5974.088 1

22、48.563 -822.536 -822.53619 14.478 14218.709 -12.834 6400.747 147.238 -652.399 -652.39920 4.478 1071.043 166.263 430.770 7.721 33.479 33.47921 -5.522 1293.517 165.696 536.736 -0.110 19.748 19.74822 -15.522 1546.948 165.525 675.075 -5.382 -2.828 -2.82823 -25.522 1820.504 165.811 840.689 -8.281 -35.776 -35.77624 -35.522 2083.367 166.610 1016.628 -9.067 -78.491 -78.49125 -45.522 2273.380 167.966 1166.050 -7.930 -125.437 -125.43726 -55.522 229