Perancangan Poros + Pasak

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ReferensiCopyright @ 01-2011, Hery Sonawan

Poros ADiketahuiTorsiDaya (Watt)Daya (hp)Ft (N)Momen Lnturd poros (m)d poros (mm)Daya =5hp3730Watt17.80947461222.617976649826.7140.013813.76Putaran =400rpm35.618914922445.235953299653.4280.017317.34Dia Sproket =160mm0.16m53.428322383667.853929949480.1420.019919.85Sy poros =330Mpa330000000Pa71.237829844890.4719065992106.8570.021821.85jarak AB =120mm0.12m89.0472373051113.0898832489133.5710.023523.54jarak BC =150mm0.15m106.8566447661335.7078598987160.2850.025025.01FS =4.6569598216124.6661522271558.3258365485186.9990.026326.33142.4755596881780.9438131983213.7130.027527.53Perhitungan:160.2849671492003.5617898481240.4270.028628.63Beban Sproket178.09447460102226.1797664979267.1420.029729.65Torsi =89.047NmFt =1113.090NReaksi TumpuanPorosR-Ay =-1391.36N312.79lbdia min (A)=0.0199999833m20.000mm0.787399341inR-By =278.272N62.56lbdia min (C)=0.01856634m18.566mm0.7309567978inMmax =33.3926964975Nmdia min (B)=0.01857m18.566mm0.7309567978inDiagram Momen LenturxMC -->00A -->3033.3926964975B -->1500

Poros A

Poros BDiketahuiTorsiDaya (Watt)Daya (hp)Ft (N)Momen Lnturd poros (m)d poros (mm)Gaya F1 =5kN5000NDiagram Momen Lentur1187.3074613.180.640.0438.02Gaya F2 =6kN6000Nxy2374.59149223.180.640.0547.91Sy poros =330MPa330000000PaA -->003561.89223833.180.640.0554.84jarak AC =20cm0.2mC -->1040204749.18298443.180.640.0660.36jarak CD =60cm0.6mD -->1160805936.48373053.180.640.0765.02jarak DB =20cm0.2mB -->01007123.78447663.180.640.0769.09FS =38311.07522273.180.640.0772.749498.37596883.180.640.0876.05Reaksi Tumpuan10685.66671493.180.640.0879.09R-Ay =5200N1169.0068lb11872.967460103.180.640.0881.92R-By =5800N1303.8922lbMmax-C =1040NmMmax-D =1160NmPorosdia min =0m0mm0india min (D) =0.047535909m47.5359090174mmdia min (C) =0.0458367257m45.8367256902mm

F1F2ACDBCDABCD

Poros B

PasakDiameter Poros NominalUkuran Nominal PasakLebar, WTinggi, HPasak BujursangkarPersegi-panjangDaya penggerak =5hpBujursangkarPersegi-panjangDiameter PorosLebar, WTinggi, HLebar, WTinggi, HNo. Baris3730Watt5/16 - 7/163/323/32-0.31250.093750.093750.09375-1Putaran poros =400rpm7/16 - 9/161/81/83/320.43750.1250.1250.1250.093752FS =39/16 - 7/83/163/161/80.56250.18750.18750.18750.1253Sy-pasak =260MPa7/8 - 13/160.8750.250.250.250.187541 - 1 3/85/165/161.250.31250.31250.31250.255Torsi, T =89.05Nm1 3/8 - 13/83/81.3750.3750.3750.3750.256Gaya geser, F =9592.35N1 - 21.750.50.50.50.37572 - 25/85/87/162.250.6250.6250.6250.43758PASAK BUJURSANGKAR2 - 32.750.750.750.750.59hl =0.188in4.763mm3 - 37/87/85/83.250.093750.093750.093750.62510Panjang pasak, l1 =23.240mm DIAMETER80.00162163,0910.50012.60017Umur Bearing =3.53E+08rpmBasic Dynamic Load Rating (P1) =2.210lb85.00162173,9712.30014.600189157.56m (menit)Beban Desain (P2) =312.7907794541lb90.00162184,7414.20016.60019152.63h (jam)umur L10 pada beban C (L1) =1000000putaran95.00162195,7316.30018.80020k =3

Pilih Bearing BBASIS --> DIAMETERd (mm)No. BearingBerat (lb)BSLR (lb)BDLR (lb)No. BarisDiameter dalam =14.6mmBASIS --> BEBAN LUARBASIS --> DIAMETER10.00162000,075208851Diameter =20.001mmBeban Luar =2502.34lbDiameter Poros =62.56mm12.00162010,086751.1802Nomor Bearing =6204Putaran Poros =100rpmNomor Bearing =621315.00162020,107901.3203Berat =2,18lbNomor Bearing =6207Berat =2,18lb17.00162030,141.0101.6604BSLR =8.000lbBerat =0,64lbBSLR =8.000lb20.00162040,231.4002.2105BDLR =9.900lbBSLR =3.150lbBDLR =9.900lb25.00162050,291.6102.4306Putaran Poros =500rpmBDLR =4.450lb30.00162060,442.3203.3507Reaksi Tumpuan Poros =250.7lb35.00162070,643.1504.450840.00162080,823.6505.0509Pemilihan Bearing, BASIS --> DIAMETERPemilihan Bearing --> BEBAN LUAR45.00162090,894.1505.65010no. barisd (mm)No. BearingBeratBSLRBDLRno. barisd (mm)No. BearingBeratBSLRBDLR50.00162101,024.6506.05011bawah=1360.00162121,737.2509.050Atas =6.7325.00162120,291.6102.43055.00162111,365.8507.5001260.00162121,737.2509.05013atas =1465.00162132,188.0009.90065.00162132,188.0009.9001470.00162142,318.80010.8001575.00162152,649.70011.40016Umur Bearing, BASIS --> DIAMETER80.00162163,0910.50012.60017Umur Bearing =61925087.546425rpmBasic Dynamic Load Rating (P1) =9.900lb85.00162173,9712.30014.600189157.56m (menit)Beban Desain (P2) =2502.34lb90.00162184,7414.20016.60019152.63h (jam)umur L10 pada beban C (L1) =1000000putaran95.00162195,7316.30018.80020k =3