压床机构齿轮机构方案机械原理课程设计说明书VIP

1、机械原理课程设计说明书设计题目：压床机构齿轮机构方案iii指导教师：xxx设计者：xxx学号： xxxxxxxxx班级：xxxx2008 年 7 月 1() sxxxx1. 设计任务及要求2. 数学模型的建立3. 程序框图4. 程序清单及运行结果5. 设计总结6. 参考文献 7.中期检查报告1 设计任务及要求已知:齿轮乙=11,乙=32,分度圆压力角a = 20"，模数加=6，齿轮为正常 齿制，工作情况为开式传动，齿轮z&与曲柄共轴。要求：1）用c语言编写程序计算a. 屮心距（圆整尾数为5或0或双数）；b. 啮合角力；c. 按小轮不发生根切为原则分配变位系数d. 计算基圆直径

2、dgd肘分度圆直径乩、血,节圆直径d5、必， 分度岡齿厚ss6,基圆齿厚s”5、s肘齿顶岡齿厚s<“、s肘 节圆展角°e. 重合度£2）计算出齿形曲线，在2号图纸上绘制齿轮传动的啮合图。3）编写出计算说明书。2 数学模型注：下列尺寸单位为mm1、齿轮基本参数：齿数：z, = llz6=32模数：压力角:m=6a = 20"齿顶高系数:齿根高系数:ha = ix)c = 0-251）实际中心距° 的确定：a = mx（z5z6）； a= （a/5+1） x2）啮合角cos（q）二"5 + 丫6）x cos（q）；2xainva = 2 ta

3、n 心5 + 兀6)/(乙 + z6)+inva ;分度圆分离系数:1cos (7%5 + %6齿顶高变动系数:4）基圆直径;<7 = x5 + x6->7db6 = mz6cosa3）按小轮不发生根切为原则分配变位系数兀5、x6；（加心-叽）匕+乙6）_2 tan a分度圆直径；ds"z5 d. = mz6分度圆齿厚:ran + 2 兀5m tan a$6 =7an + 22m tan a节圆直径：r j cos au5 u5“j cos au 6 _ d 6,cosqcosq基圆齿厚:sb5 = s5n5-2r.5mcos_1（j/,5厂5sb6 = s6-2 zd淑

4、cos"r6齿顶丿孚:sa6 = s6 2 raslnv aa6 - r6一般取肌 0.25节圆展角:3齿顶咼：齿根高：齿顶圆直径:齿根圆直径;d2ha6h廿 m（ka + xd 肛=叫忙+（： _xj da5 = ds + 2ha5d f5 = 5-2/z/5ha6 = m（ha + x6 - a） 力/6 =加（底+（/_池）d a65）重合度:* £匕 tan aa5 -tan q）+ z6（晌 g -tan q） acos'djd®q°6 = cosa = 20°-般情况应保证>1.23. 程序框图输入mqz5* *z&#

5、187;6 hac计算a ay d5 derdb5 d 方6d 5fdb计算x 5min6 minx兀5x 5 min 兀6x 6 min一 1yx一一一一一一-n计算erh(t5 ha6 hfsh/6d q5 d ahs5 sb sb5 sbb sa5s(l605 6(,计算£s < 1.2计算aha5 haf) hfs hf()d a 5da6 s5$6sb5 s b() s()5 s ah &5仇输出计算结果4. 程序清单及运行结果(1)程序清单#include"math.h"#includemstdio.h"#define z5 1

6、1.()#define z6 32.0#define t 20*3.14/180 /*yalijiao,unit:rad*/#define ni 6 /*moshu*/#define hax 1.0#define ex 0.25#define zmin 17.0#define pi 3.14main() int a,ai; double ti;/*niehejiao*/double x5,x6，xh;double db5,db6;/*jiyuanzhijing*/double d5,d6;/*fcnduyuanzhijing */double ha5,ha6;/*chidinggao*/dou

7、ble hf5,hf6;/*chigengao*/double df5,df6;/*chigenyuanzhijing*/double di5,di6;/*jieyuanzhijing*/double da5,da6;/* chidingyuanzhijing */double p;/*chiju*/double pl;/*jieyuanchij u*/double pb;/*jiyuanchiju*/double s5,s6;/*chihou*/double sb5,sb6;/*jiyuanchiho u*/double o5,o6;/*jieyuanzhanjiao*/double e;/

8、*chonghedu*/double y,xmin5,xmin6; /*y shifcnlixishu*/double cdb;double cgm;/*chidingaobiandongxishu*/intj,i;a=m*(z5+z6)/2;printf(na=%d n”,a);i=a/5;ai=(i+l)*5;printf("ai=%d (mm)n",ai);ti=acos(a*cos(t)/ai);printf(uti=%4.3f (rad)nn,ti);cdb=z6/z5;printf(un cdb=%5.3fn”,cdb);y=0.5*(z5+z6)*(cos(t

9、)/cos(ti)-l);printf(ny=%5.31fnh,y);d5=m*z5;d6=m*z6;printf(ud5=%5.31f,d6=%5.引 f(mm)nh,d5,d6);db5=m*z5*cos(t);db6=m*z6*cos(t);printf(udb5=%5.31f,db6=%5.31f(mm)n”,db5,db6);di5=d5*cos(t)/cos(ti);di6=d6*cos(t)/cos(ti);printf(udi5=%5.31f,di6=%5.31f(mm)n",di5,di6);p=m*pi;pl=p*cos(t)/cos(ti);pb=pi*m*co

10、s ；printf(up=%5.31f,pl=%5.31f,pb=%5.31fn",p,pl,pb);xmin5=hax*(zmin-z5)/zmin; printf(uxmin5=%3.41f(mm)nn'xmin5);xmin6=hax*(zmin-z6)/zmin; printf("xmin6=%3.41f(mm)nn",xmin6);xh=0.5*(tan(ti)-ti-(tan(t)-t)*(z5+z6)/tan(t);printf(uxh=x5+x6=%5.3f n",xh);for(j=0;j<10;j+) x5=xmin5+

11、0.04*j;x6=xh-x5;if(x6<xmin6)break;cgm=x5+x6-y;ha5=m*(hax+x5-cgm);ha6=m*(hax+x6-cgm);hf5=(hax+cx-x5)*m;hf6=(hax+cx-x6)*m;da5=d5+2*ha5;da6=d6+2*ha6;df5=d5-2*hf5;df6=d6-2*hf6;s5=0.5*pi*m+2*x5*m*tan(t);s6=0.5*pi*m+2*x6*m*tan(t);sb5=s5*db5/d5-db5*(tan(acos(db5/db5)-acos(db5/db5)-(tan(t)-t);sb6=s6*db6/

12、d6-db6*(tan(acos(db6/db6)-acos(db6/db6)-(tan(t)-t);sa5=s5*da5/d5-da5*(tan(acos(db5/da5)-acos(db5/da5)-(tan(t)-t);sa6=s6*db6/d6-da6*(tan(acos(db6/da6)-acos(db6/da6)-(tan(t)-t);o5=tan(acos(db5/di5)-acos(db5/di5);o6=tan(acos(db6/di6)acos(db6/ch6);e=(z5*(tan(acos(db5/da5)-tan(ti)+z6*(tan(acos(db6/da6)-t

13、an(ti)/(2*pi); printf("a=%d n",a);printf("ai=%d (mm)n",ai);printf(hti=%4.3f (rad)n",ti);printf(un cdb=%5.3fn“,cdb);printf(ny=%5.31f n“,y);printf("d5=%5.31f,d6=%5.31f(mm)n",d5,d6);printf(,db5=%5.31f,db6=%5.31f(mm)nn,db5,db6);printf(hdi5=%5.31f,di6=%5.31f(mm)nm,di5,d

14、i6);printf(up=%5.引 f,pl=%5.31f,pb=%5.31fn”,p,pl,pb);printf(ux5=%5.31f,x6=%5.31f(mm)n",x5,x6);printf("cgm=%5.31fn",cgm);printf(hha5=%5.31f,ha6=%5.31f(mm)n",ha5,ha6);printf(hhf5=%5.引 f,hf6=%5.引 f(mm)n",hf5,hf6);printf(uda5=%5.31f,da6=%5.31f(mm)n",da5,da6);printf(udf5=%5.3

15、1f,df6=%5.31f(mm)n" ,df5 ,df6);printf(us5=%5.31f,s6=%5.31f(mm)n",s5,s6);printf(usb5=%5.31f,sb6=%5.31f(mm)nn,sb5,sb6);printf(usa5=%5.31f,sa6=%5.31f(mm)nu,sa5,sa6);printf(uo5=%6.51f,o6=%6.51f(rad)n",o5,o6);printf("e=%5.31f n",e);（2）运行结果a二 129ai=130 (mm) ti=o.369 (rad) cdb=2.90

16、9 y=0.167 d5二66. 000, d6=192. 000(mm)db5=62. 024,db6=180.433(mm)di5二66.512, di6二193.488(mm)p=18. 840, pl=18. 986, pb=17. 705 xmin5=0.3529 (mm) xmin6=-0.8824 (mm) xh=x5+x6=0. 171沪129ai=130 (mm) ti=0.369 (rad) cdb=2.909 y=0. 167d5=66. 000,d6=192.000 (mm) db5=62. 024,db6=180.433(mm)di5=66. 512,di6=193.

17、 488(mm)p=18. 840, pl=18. 986, pb=17. 705x5=0. 353,x6=-0.182 (mm)cgm=0.005ha5二8. 089, ha6=4. 882(mm)hf5=5. 382, hf6二& 589(mm)da5=82. 17& da6=201.765 (mm) df5二55. 235, df6二 174. 822 (mm)s5=10.961,s6=8.628 (mm) sb5=l 1.223, sb6=10. 793 (mm) sa5=2. 243, sa6=3. 758 (mm) o5=0. 0177& o6=0.0177

18、8 (rad) e 二 1.421a=129ai=130 (mm) ti=0.369 (rad) cdb二2.909y 二 0. 167d5=66. 000,d6=192.000 (mm) db5=62. 024, db6=180.433(mm)di5=66. 512, di6二 193. 488(mm)p二 1& 840, pl二 1& 986, pb二 17. 705 x5二0. 393, x6二-0. 222(mm)cgm=o. 005ha5=8. 329, ha6=4. 642 (mm) hf5二5. 142, hf6二& 829(mm)da5=82. 65&a

19、mp; da6=201.285(mm)df5=55. 715, df6=174. 342(mm)s5=ll. 135,s6=8. 453 (mm) sb5二11.387, sb6二 10.629(mm)sa5=2. 053, sa6=3. 843 (mm) o5二0. 0177& o6=0. 01778(rad)e 二 1.411a=129ai=130 (mm)ti=0.369 (rad)cdb=2. 909y 二 0. 167d5=66. 000,d6二192.000 (mm) db5=62. 024, db6二 180. 433(mm)di5=66. 512, di6=193.48

20、8(mm)p=18. 840, pl二 18. 986, pb=17. 705x5=0. 433, x6二-0. 262 (mm)cgm=0. 005ha5二& 569, ha6=4. 402(mm)hf5=4. 902, hf6=9. 069(mm) da5=83. 13& da6=200.805 (mm)df5二56. 195, df6二 173. 862 (mm)s5=u.310,s6=8.278 (mm) sb5二11.551,sb6二 10. 465(mm)sa5=1.858,sa6=3.924 (mm) o5二0. 0177& o6二0.01778(rad)

21、e=1.401a=129ai=130 (mm) ti=0.369 (rad) cdb二2.909y=0. 167d5=66. 000, d6=192. 000 (mm) db5=62. 024, db6=180. 433(mm)di5=66. 512, di6=193. 488(mm)p=18. 840, pl=18. 986, pb二 17. 705x5=0. 473, x6=-0. 302 (mm) cgm=0. 005ha5=8. 809, ha6=4. 162 (mm) hf5二4. 662, hf6二9. 309(mm)da5=83. 61& da6二200. 325 (mm)df5=56. 675, df6二 173. 382(mm)s5=11.485,s6=8. 104 (mm) sb5二11.716,sb6二10. 301(mm)sa5=l. 65& sa6=4. 002(mm)o5二0.01778, 06二0.01778(rad)e=l. 3905. 设计总结吋光飞逝转眼间一周的机械原理课程设计即将结束，虽然时间不 长，许多方面准