内燃机配气凸轮设计，求助

xuedaocheng

内燃机配气凸轮设计，求助


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185 0.000
凸轮转角对应挺柱升程如上，基圆半径为２２．５
要求用cad画出凸轮型线
请高手指教，感谢！！

shuizhonghua

可以通过取点再生成曲线来做,不过不是很精确

卡丁车

我们大学时候用的内燃机设计那本书有三页专门讲这个的。去看看吧
呵呵～我毕业设计的题目就是配气机构多项动力凸轮形线设计

miaoxiao

一个比较笨的方法是先描点,再用NURBS做,在ACAD中可用SPL命令,但是什么<样条曲曲线>就不知道了,但应可用.

xuedaocheng

样条曲线

ford

use Acadsplpaste list:22.501<122.504<222.507<322.512<422.518<522.525<622.533<722.542<822.553<922.564<1022.576<1122.589<1222.602<1322.617<1422.632<1522.648<1622.665<1722.682<1822.699<1922.717<2022.736<2122.754<2222.773<2322.792<2422.811<2522.83<2622.852<2722.878<2822.908<2922.944<3022.988<3123.04<3223.101<3323.172<3423.253<3523.346<3623.449<3723.564<3823.689<3923.825<4023.972<4124.128<4224.293<4324.466<4424.646<4524.832<4625.022<4725.215<4825.41<4925.605<5025.8<5125.993<5226.184<5326.373<5426.558<5526.741<5626.92<5727.095<5827.267<5927.435<6027.598<6127.758<6227.912<6328.062<6428.207<6528.347<6628.482<6728.611<6828.735<6928.854<7028.976<7129.074<7229.176<7329.271<7429.361<7529.445<7629.523<7729.595<7829.661<7929.721<8029.775<8129.823<8229.865<8329.901<8429.932<8529.957<8629.976<8729.989<8829.997<8930<9029.997<9129.989<9229.976<9329.958<9429.934<9529.905<9629.871<9729.832<9829.788<9929.738<10029.684<10129.624<10229.56<10329.49<10429.416<10529.337<10629.252<10729.164<10829.07<10928.972<11028.87<11128.763<11228.652<11328.532<11428.416<11528.292<11628.165<11728.033<11827.897<11927.758<12027.615<12127.469<12227.319<12327.165<12427.009<12526.849<12626.687<12726.523<12826.356<12926.188<13026.018<13125.847<13225.676<13325.505<13425.383<13525.161<13624.99<13724.819<13824.65<13924.484<14024.322<14124.166<14224.016<14323.874<14423.741<14523.616<14623.501<14723.396<14823.301<14923.217<15023.142<15123.076<15223.02<15322.972<15422.932<15522.898<15622.87<15722.846<15822.825<15922.805<16022.787<16122.768<16222.749<16322.731<16422.712<16522.695<16622.677<16722.66<16822.644<16922.628<17022.613<17122.599<17222.585<17322.572<17422.56<17522.55<17622.54<17722.531<17822.523<17922.516<18022.511<18122.506<18222.503<18322.501<18422.5<185

weihai1028

楼主应该还要给出是滚子从动件？还是平面从动件