哈工大機(jī)械原理大作業(yè)齒輪-15號(hào)

HarbinInstituteofTechnology2、機(jī)械傳動(dòng)系統(tǒng)原始參數(shù)序號(hào)轉(zhuǎn)速(r/min) 最大傳動(dòng)比模數(shù)輪輪模數(shù)模數(shù)比比42433x4。傳動(dòng)系統(tǒng)的總傳動(dòng)比為:i70/33=29.394i2==970/37=26.216i3==970/41=32.391viviv輪傳動(dòng)的傳動(dòng)比為if，則總傳動(dòng)比v1vmaxiv1vmax則可得定軸齒輪傳動(dòng)部分的傳動(dòng)比為if==2.939vii滑移齒輪傳動(dòng)的傳動(dòng)比i2=i2viifpmaxfviii3=iviifpmaxfid==1.432<idmax=42、齒輪齒數(shù)的確定根據(jù)滑移齒輪變速傳動(dòng)系統(tǒng)中對(duì)齒輪齒數(shù)為變位齒輪，其齒數(shù)：z5=12，z6=48，z7=13，z8=46，根據(jù)定軸齒輪變速傳動(dòng)系統(tǒng)中對(duì)齒輪齒數(shù)位齒輪，其齒數(shù)：z11=z13=14，z12=z14=20。它們的齒頂標(biāo)準(zhǔn)齒輪17，25，齒頂高系數(shù)h=1，徑向間隙輸出轉(zhuǎn)速1n=n=970=33.0041v1fpmaxiii4v1fpmax2v2fpmaxn=2v2fpmax3n=n=970=41.0003v3fpmaxiii3.220v3fpmax序號(hào)代號(hào)式及計(jì)算結(jié)果1齒齒2234156=()/2=60789數(shù)齒齒010齒ha5=m(h+x5y)=3.400mm齒ha6=m(h+x6y)=0.600mm11齒hf5=m(h+c*x5)=1.100mm齒hf6=m(h+c*x6)=3.900mm12齒55d=mz=55齒55d=mz=55齒30.800mm13齒97.200mm14齒齒15ad5=arccos(d5cos)ada56°ad6=arccos(d6cos)ada616序號(hào)代號(hào)式及計(jì)算結(jié)果1齒齒2234156=()/2=5978'=arccos()=22.4779數(shù)齒齒10齒ha7=m(h+x7y)=2.729mm齒ha8=m(h+x8y)=2.200mm11齒hf7=m(h+c*x7)=1.700mm齒hf8=m(h+c*x8)=2.230mm1齒26.000mm2齒92.000mm13齒31.460mm齒96.400mm14齒根齒22.600mm齒87.540mm15ad7=arccos(d7cos)ada7ad8=arccos(d8cos)ada816序號(hào)代號(hào)式及計(jì)算結(jié)果1齒齒輪2234156=()/2=5978'=arccos()=22.4779數(shù)齒齒輪10齒2.730mm齒輪2.2mm11齒1.700mm齒輪2.230mm12齒28.000mm齒輪90.000mm13齒33.460mm齒輪94.400mm14齒根齒24.600mm齒輪85.540mm15齒adarccosdcosada9齒輪ad10=arccos(d10cos)ada1016序號(hào)代號(hào)式及計(jì)算結(jié)果1齒輪齒輪2334156=()/2=5178'=arccos()=20°9數(shù)齒輪齒輪010齒輪3.900mm齒輪2.100mm11齒輪2.850mm齒輪4.650mm12齒輪42mm齒輪60mm13齒輪49.800mm齒輪64.200mm14齒輪36.300mm齒輪50.700mm15齒輪ad11=arccos(d11cos)ada11齒輪ad12=arccos(d12cos)ada1216序號(hào)代號(hào)式及計(jì)算結(jié)果1233415634.216°55.784°751.000mm75.000mm8R=1=45.349mm2d+d93.000mm3.000mm3.600mm3.600mm255.962mm278.374mm45.046mm70.951mm數(shù)z=z=z15=20.558v15cos6zzz16=44.459v16cos6輪vamz+2hva