機械設(shè)計課程設(shè)計說明書-資料下載頁
2025-05-14 01:17本頁面
【正文】 軸徑d2=51mm L2=50mm T=查手冊P51 選用A型平鍵鍵1610 GB109679l=L2b=5016=34mm h=10mm據(jù)課本P243式（105）得σp=4T/dhl=46100/511034=[σp]F=1000NV=D=500mmL=500mmn滾筒=η總=P工作=電動機型號Y132S6i總=據(jù)手冊得i齒輪=6i帶=nI =960r/minnII=nIII=PI=PII=PIII=TI=23875NmmTII=48020NmmTIII=271000Nmmdd2=取標準值dd2=200mmn2’=480r/minV=210mm≤a0≤600mm取a0=500Ld=1400mma0=462mmZ=4根F0=FQ =i齒=6Z1=20Z2=120u=6T1=mmαHlimZ1=570MpaαHlimZ2=350MpaNL1=109NL2=108ZNT1=ZNT2=[σH]1=[σH]2=343Mpad1=m=d1=50mmd2=300mmb=45mmb1=50mmYFa1=YSa1=YFa2=YSa2=σFlim1=290MpaσFlim2 =210MpaYNT1=YNT2=YST=2SF=σF1=σF2=a =175mmV =d=22mmd1=22mmL1=50mmd2=28mmL2=93mmd3=35mmL3=48mmd4=41mmL4=20mmd5=30mmL=100mmFt =Fr=FAY =FBY =FAZ =MC1=mMC2=25NmMC =mT=48NmMec =mσe =[σ1]bd=35mmFt =FAX=FBY =FAZ=FBZ =MC1=mMC2=mMC =mMec =mσe =[σ1]b軸承預(yù)計壽命48720hFS1=FS2=x1=1y1=0x2=1y2=0P1=P2=LH=1047500h∴預(yù)期壽命足夠FR =FS1=x1=1y1=0x2=1y2=0P1=1355NP2=1355NLh =故軸承合格A型平鍵87σp=A型平鍵108σp=A型平鍵1610σp =23 / 23
公司管理相關(guān)推薦
鄂ICP備17016276號-1