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Abstract111.111.221.33242.142.1.142.1.242.252.2.152.2.262.2.383113.1123.2133.2.1133.2.2153.2.3163.2.4163.2.5193.2.62122232425ForkliftofForkliftAbstract:Forkliftsaremostcommonlyusedinthelogisticssystemofloadingandunloading,handlingequipment.Thispaperintroducestheworldwidemarketforforklifttrucks,forklifts,aswellasthedevelopmenttrendofthestructuralfeaturesoftheforklifttounderstandthehydraulicliftingofthemainparametersofmechanicaldesign:Accordingtothecharacteristicsofhydraulicliftingequipment,manualhydrauliclifttruckdesignparametersare:startingweight,span,rangingfromliftingheight,thespeedofthevariousagenciesandtheworkofcranetypesofagencies.Firstofall,themainparametersoftheforkliftbyusingtheunitinaccordancewithproductionneeds,thespecificfiguresshouldbenationalstandardsorcriteriatodeterminetheplant,whilealsotakingintoaccounttherealitiesoffactoryproductionconditions.Therefore,indeterminingtheparametersshouldbecarriedoutinvestigationandstudy,todeterminethefullconsultationandcareful.Keywords:ForkliftTrayLoadingandunloading.1,1.127(SAS)SASSASJUNGHEIRICH40(1015)651.210031234561.331.2.3.4.5.67.422.1.2.1.12.12.1.234F=3X3-2X4=1152.22.2.112.21RL+RR=300mmLL1=100mmL2=200mmL3=300mmL4=400mm41.5/2m4=750kggm4(R+L4)=gm3(R+L3)=gm2(R+L2)=gm1(R+L1)2.1mx=m4(R+L4)/(R+Lx)2.2m3=937.5kgm2=1125kg6m1=1312.5kgm4=750kgm3=900kgm2=1000kgm1=1200kg2.2.260-3030D=(R+L1)sin30+sin302.3=(300+100)(sin30+sin30)=400mm:H1=716mmH0=H1-(R+L1)sin552.4=716-100+300sin55=312mm20M=FdsinPRO/E72..3PRO/E:L1=716mm:L0=208mmS=L1-L02.58=716-208=508mmS=520mmT*Rsin=G(R+Lx)sin2.6TT=sin/sin*G(R+Lx)/R2.7PRO/E2.1GTSin/sin11116433125088128290105086593371643385104960454334165111555538589645113366630835135111902sin/sin=1.14T=sin/sin*G(R+Lx)/R2.8=1.14*1200*9.8*450+850/450=38016.94Nk=0.2F=T1+k2.9=38016.94(1+0.2)=45620.33N=45600N2.2.391.121.5/2,:G=1.5/2X1000X9.8=11760N:45,15-1:217-255HBST-1=155MPa4-11n1=1.45,:n2=1.1,:n=n1n2=1.45X1.1=1.6,T-124dnG,d114TnG2.10=15514.3117606.14XXX=12.4mmd1=15mm.2.1:F=45600N:45,15-1:217-255HBST-1=155MPa4-11n1=1.45,:n2=1.1,:n=n1n2=1.45X1.1=1.610,T-124dnF,,d214TnF2.11=4560014.3117606.14XXX=24.4mmd2=25mm.3.:F=45600N:45,15-1:217-255HBST-1=155MPa4-11n1=1.45,:n2=1.1,:n=n1n2=1.45X1.1=1.6,T-124dnF,,d314TnF=4560014.3117606.14XXX=24.4mmd3=25mm.4.311:45,d4=25mm.123.12..41.6.2.3.4.5.132.516.2.5.3.4.3.23.2.11.,,,,:45,.12-1:162-217HBSb=600MPa:s=355MPa142.F=45600NmaxP=17MPamaxP=F/A=24DF2.12ADD=max4PF2.13=1714.3456004=40.76mm:D=42mm,:maxP=F/A=24DF2.14=25014.3456004=19MPa3.D/102DPy2.15maxP16MaPmax25.1P=PymaxP16MaPmax5.1P=PyyP=1.5maxP=28.5MaPn=5,=b/n=120MaP2DPy2.1615=1202505.28=6.0mmD/=50/6=8.310rtrt22=2222222222ywwywwpDDDDpDDDD2.17wDn=5,=b/n=120MaP22222334ppPDDw2.182222219312019312041912050mm3.59wD=62mm3.2.2:ZG310-57012-1:153HBSb=570MPa80%90%S=520mm:D=42mmSDL2412.1931197125mm2.1L=L/90%=1.2/90%=1.3316L=LL/80%=1.33/80%=1.66LDDSw)(41222.20wD=62mm24wDSLD2.21=266461014.31066.14=83mm873.2.3d=5mm3.2.4:maxP=19MPan=1.1P=nmaxP2.22=1.11921MPa17F=Pd2412.23=21514.3412=412N1.5maxF=1.5F=1.5412=618N1.1000D3.0mm,16-3B=1710MPa16-2=0.5B=0.5X1710=855MPa2.C=516-4K=CCC615.044142.24=5615.0454154=1.316-12dmax8KCF2.25=85514.361853.18=3.4mmd=3.5mm,D=C3.5mm=17.5mm,D=16mm3.16-2G=80000MPan=3F=412N16-518=438GdnFD2.26=435.3800003164128=3.375mm4.0H=125Dn+nd2.27=5.33316125=30.5mm5.limF=KDd832.28=163.185.385514.33=1264Nlim=43max8GdnDF2.29=435.3800001636188=10mm6.GB/T2089-94d=3.5mmD=16mmn=3=3.375mm0H=30.5mmlimF=1264Nlim=10mm16-72mm193.2.51.I610Bd=0.4mm,,D=5mm,16-3B=2060MPa16-2=0.3B=0.3X2060=618MPaG=80000MPa2.C=D/d=5/0.4=12.516-4K=CCC615.044142.30=5.12615.045.12415.124=1.13.16-2G=80000MPan=5.5.F=1N16-5=438GdnFD2.31=434.0800003518=2.7mm4.200H=125Dn+nd2.32=4.05.55.55125=13.7mm5.limF=KDd832.33=51.184.061814.33=2.78Nlim=43max8GdnDF2.34=434.08000055.578.28=7.48mm6.F=1N13003mm,7.933/10mmg,100.1gF=1+0.1=1.1Nd=5mm,P=24dF2.35=2514.31.14=0.05Mpa0.101Mpa0.05Mpa,7.GB/T2089-94d=0.4mmD=5mm21n=5.5=2.7mm0H=13.7mmlimF=2.78Nlim=7.48mm16-70.6mm3.2.6d=18mmL=800mml=32mmmaxP=19MpamaxF=LldP2max412.36=80032181914.3412=193.3N=20kgfs=50mmV=241sd2.37=2185014.341=131223mm=0.013L2223[1]2003[2]20047[3]20052[4]1990[5].20052[6]20051[7]1982[8].1998[9]1997[10](),...:1984[11]()JU...:1984[12]()CR...:1978[13].1974[14]..:1992[15]...19924[16]....20034[17]...20035[18].....20032[19]..19982[20].1999524