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1、精品好文档，推荐学习交流 仅供学习与交流，如有侵权请联系网站删除 谢谢1 计算项目 结果 1、设计任务（1）设计任务：带式输送机传动装置，采用二级斜齿圆柱齿轮减速机设计（2）原始数据 输送带有效拉力：F=6000N；输送机滚筒速度：V=0.5 输送机滚筒直径：D=300；输送带有效拉力：F=7800N；输送机滚筒速度：V=0.76 输送机滚筒直径：D=400；输送带有效拉力：F=7500N；输送机滚筒速度：V=0.78 输送机滚筒直径：D=400；输送带有效拉力：F=8000N；输送机滚筒速度：V=0.8 输送机滚筒直径：D=400；输送带有效拉力：F=7300N；输送机滚筒速度：V=0.83
2、 输送机滚筒直径：D=500；输送带有效拉力：F=4500N；输送机滚筒速度：V=1.3 输送机滚筒直径：D=600；输送带有效拉力：F=7000N；输送机滚筒速度：V=0.85 输送机滚筒直径：D=450；输送带有效拉力：F=4500N；输送机滚筒速度：V=1.23 输送机滚筒直径：D=500；精品好文档，推荐学习交流 仅供学习与交流，如有侵权请联系网站删除 谢谢2 计算项目 结果 输送带有效拉力：F=5000N；输送机滚筒速度：V=1.1 输送机滚筒直径：D=600；输送带有效拉力：F=1500N；输送机滚筒速度：V=1.2 输送机滚筒直径：D=650；输送带有效拉力：F=6000N；输送
3、机滚筒速度：V=0.9 输送机滚筒直径：D=600；输送带有效拉力：F=9000N；输送机滚筒速度：V=0.65 输送机滚筒直径：D=400；输送带有效拉力：F=9500N；输送机滚筒速度：V=0.67 输送机滚筒直径：D=450；输送带有效拉力：F=6500N；输送机滚筒速度：V=1 输送机滚筒直径：D=500；输送带有效拉力：F=7500N；输送机滚筒速度：V=0.6 输送机滚筒直径：D=500；输送带有效拉力：F=6800N；输送机滚筒速度：V=0.85 输送机滚筒直径：D=450；输送带有效拉力：F=7000N；输送机滚筒速度：V=0.78 输送机滚筒直径：D=400；输送带有效拉力：
4、F=7300N；效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速径输送带有效拉力输送机滚筒速度输送机滚筒直径仅供学习与交流如有侵权请联系网站删除谢谢精品好文档推荐学习径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输精品好文档，推荐学习交流 仅供学习与交流，如有侵权请联系网站删除 谢谢3 计算项目 结果 输送机滚筒速度：V=0.88 输送机滚筒直径：D=500；输送带有效拉力：F=10000N；输送机滚筒速度：V=0.65 输送机滚筒直径：D=400；输送带有效拉力：F=6750N；输送机
5、滚筒速度：V=0.95 输送机滚筒直径：D=550；输送带有效拉力：F=7000N；输送机滚筒速度：V=0.92 输送机滚筒直径：D=500；输送带有效拉力：F=4700N；输送机滚筒速度：V=1.5 输送机滚筒直径：D=600；输送带有效拉力：F=10500N；输送机滚筒速度：V=0.66 输送机滚筒直径：D=400；输送带有效拉力：F=4800N；输送机滚筒速度：V=1.5 输送机滚筒直径：D=600；输送带有效拉力：F=8200N；输送机滚筒速度：V=0.85 输送机滚筒直径：D=400；输送带有效拉力：F=6500N；输送机滚筒速度：V=0.75 输送机滚筒直径：D=400；输送带有效
6、拉力：F=5000N；输送机滚筒速度：V=0.8 效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速径输送带有效拉力输送机滚筒速度输送机滚筒直径仅供学习与交流如有侵权请联系网站删除谢谢精品好文档推荐学习径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输精品好文档，推荐学习交流 仅供学习与交流，如有侵权请联系网站删除 谢谢4 计算项目 结果 输送机滚筒直径：D=400；输送带有效拉力：F=6500N；输送机滚筒速度：V=1 输送机滚筒直径：D=500；输送带有效拉力：F=6000N；输送机滚筒
7、速度：V=1.1 输送机滚筒直径：D=650；输送带有效拉力：F=6100N；输送机滚筒速度：V=1 输送机滚筒直径：D=600；输送带有效拉力：F=7500N；输送机滚筒速度：V=0.78 输送机滚筒直径：D=400；输送带有效拉力：F=8900N；输送机滚筒速度：V=0.68 输送机滚筒直径：D=400；输送带有效拉力：F=7600N；输送机滚筒速度：V=0.7 输送机滚筒直径：D=500；输送带有效拉力：F=6900N；输送机滚筒速度：V=0.8 输送机滚筒直径：D=450；输送带有效拉力：F=2800N；输送机滚筒速度：V=1.4 输送机滚筒直径：D=275；输送带有效拉力：F=400
8、0N；输送机滚筒速度：V=1.6 输送机滚筒直径：D=400；效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速径输送带有效拉力输送机滚筒速度输送机滚筒直径仅供学习与交流如有侵权请联系网站删除谢谢精品好文档推荐学习径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输精品好文档，推荐学习交流 仅供学习与交流，如有侵权请联系网站删除 谢谢5 计算项目 结果 输送带有效拉力：F=4600N；输送机滚筒速度：V=0.85 输送机滚筒直径：D=400；输送带有效拉力：F=5400N；输送机滚筒速度：V=
9、1.2 输送机滚筒直径：D=65400；输送带有效拉力：F=5900N；输送机滚筒速度：V=0.9 输送机滚筒直径：D=600；输送带有效拉力：F=8900N；输送机滚筒速度：V=0.65 输送机滚筒直径：D=400；输送带有效拉力：F=9400N；输送机滚筒速度：V=0.67 输送机滚筒直径：D=450；输送带有效拉力：F=6400N；输送机滚筒速度：V=1 输送机滚筒直径：D=500；（3）工作条件：两班制，常温下连续工作；空载启动，工作载荷平稳，单向传动，三相交流电源，电压 380/220V。全套请联系企鹅 2147233126 A（2014 辽宁卷）效拉力输送机滚筒速度输送机滚筒直径输
10、送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速径输送带有效拉力输送机滚筒速度输送机滚筒直径仅供学习与交流如有侵权请联系网站删除谢谢精品好文档推荐学习径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输精品好文档，推荐学习交流 仅供学习与交流，如有侵权请联系网站删除 谢谢6 Dear Jeremy and Alice,Although we ve been delighted to have you as neighbors,we re hoping to settle something that bothers to us
11、.In a word,your dog Cleo.Weve called several time about Cleo s early morning barking.It is difficult to und erstanding why she barks every minute shes outside.The early morning barking have been disturbing us as we are often up all night with the baby.Beside,Cleo tends to bark a average of six hours
12、 a day.This morning she starts barking even before 5 oclock.That is too much for us.considering how closely the houses are.We appreciate our apologies and good will,but we hope that you can figure a good way of settling the matter.B（2014 陕西卷）My father took me out camping for the first time when I wa
13、s seven.He wanted teach me about animals,insects and trees.My uncles all come along with bows and arrows for hunting.One evening at sunset,we sat by the fire,have our barbecue.Just then a bird was flying over us.My uncles immediate jumped up and shot their arrows on the bird.Neither of the arrows hi
14、t the target.Suddenly the arrows was flying down at us from the sky they were looked like rain!We ran to escape but fortunately no one was injured.That day I didnt learn much about animals,insects or trees,but I learnt a impressive lesson about gravity!C（2014 四川卷）Hello,boys and girls!Today,I am goin
15、g to talk with what you should do when a fire alarm go off.If you hear the alarm,stand in line at the door and wait your teacher to lead you outside.Stay close to your teacher and classmate.Dont panic or get out of line,and trying to remain quiet and calmly.Soon the firefighters will come and put ou
16、t a fire.If its a false alarm and there is no fire,your teacher will lead us back to the classroom.If you notice that when someone is missing and hurt,tell your teacher immediately.D（2014 新课标 I）Nearly five years before,and with the help by our father,my sister and I planted some cherry tomatoes（圣女果）
17、in our back garden,since then-for all these year-we had been allowing tomatoes to self seed where they please.As result,the plants are growing somewhere.The fruits are small in size,but juicy and taste.There are so much that we often share them with our neighbors.Although we allow tomato plants to g
18、row in the same place year after year,but we have never had any disease or insect attack problem.We are growing wonderfully tomatoes at on cost!E（2014 浙江卷）I was taking a train to London s Victoria Station.I had noticed that the carriage was noise and filled with people.Before long,a train inspector
19、comes to check out tickets.A passenger realized he couldnt find his ticket but became quite upset.Then everyone in the carriage began searching the ticket,which was eventually found under a seat several rows from his owner.The person who found a ticket smiled with pleasure at his success.No one in t
20、he carriage had previous spoken to or even noticed the ticket-owner before.Yet,they had so quickly offered the strangers their help.If we could show concern to others on need,the world would be a better place to live 效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速径输送带有效拉力输送机滚筒速度输送机滚筒直径仅供学习与交流如有侵权请联系网站删除谢谢精品好文档推荐学习径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输送机滚筒速度输送机滚筒直径输送带有效拉力输