DAFTAR ISI KATA PENGANTAR... DAFTAR ISI II DAFTAR GAMBAR III DAFTAR TABEL IV DAFTAR NOTASI... V DAFTAR LAMPIRAN VI

DAFTAR ISI KATA PENGANTAR……………………………………………………….....

I

DAFTAR ISI…………………………………………………………………… II DAFTAR GAMBAR…………………………………………………………… III DAFTAR TABEL……………………………………………………………… IV DAFTAR NOTASI……………………………………………………………... V DAFTAR LAMPIRAN…………………………………………………………VI BAB I PENDAHULUAN A. Latar Belakang.................................................................................... 1 B. Rumusan Masalah............................................................................... 3 C. Batasan Masalah................................................................................. 4 D. Tujuan.................................................................................................. 4 E. Manfaat............................................................................................... 4 F. Sistematika Penulisan......................................................................... 5 BAB II LANDASAN TEORI A. TinjauanUmumAlat Berat................................................................. 7 B. TinjauanKhusus Engine Volvo…………………………………….. 8 C. TinjauanUmum Excavator Crawler.................................................. 10 D. TinjauanUmum Hidrolik.................................................................. 12 E. TinjauanUmum Hydraulic Pump……………………………….… 16 BAB III ANALISIS DAN PEMBAHASAN A. Spesifikasi Hydraulic Pump Excavator Crawler EC460BLC........... 24 B. KomponenSistem Hydraulic Pump Excavator Crawler EC460BLC………………………………………………………… 25 C. JenisGangguanTerhadap Hydraulic Pump………………………. 31 D. Diagram Sistem Hydraulic Pump Excavator Crawler EC460BLC....................................................................................... 57 E. Perhitungan Debit Aliran Hydraulic Pump Excavator Crawler EC460BLC…………....................................................................... 59

Agus Setia Rahayu, 2012 Analisis Hydraulic Pump Pada Volvo Excavator Crawler EC460BLC Universitas Pendidikan Indonesia|repository.upi.edu

BAB IV KESIMPULAN DAN SARAN A. Kesimpulan........................................................................................ 60 B. Saran.................................................................................................. 61

DAFTAR PUSTAKA…………………………………………………………..62 LAMPIRAN…………………………………………………………………….63


DAFTAR GAMBAR Gambar

Hal.

2.1

Volvo Excavator EC460BLC ……………………………………….…

7

2.2

Engine Tipe D12C …...……………………………………………......

9

2.3

Front Shovel Excavator ….…………………………………………… 11

2.4

Backhoe Excavator ……………………………….……………….…………. 11

2.5

Hukum Pascal …………………………………….………………….………. 14

2.6

KodefikasiOliHidrolik …………….……………………………….……… 16

2.7

Kincir Air…..………………………………………………………….………. 17

2.8

Gear Pump, Vane Pump, PistonPump .……………………….……..

2.9

Fixed DisplacementPistonPump………………………………….………. 18

2.10

Variable Displacement Piston Pump…...……………………………..

18

2.11

Gear Pump ……………………………………………………….…...

19

2.12

PistonPumpGanda …………………………………………………...

2.13

KomponenUtamaPadaExcavator ……………………………………22

2.14

PosisiHydraulic PumpPadaExcavator ……………….………………….. 23

2.15

InstalHydraulic PumpPadaExcavator………………………….…… 23

2.16

LetakHydraulic PumpPadaExcavator …………………………………… 23

3.1

Hydraulic Pump Excavator Crawler EC460BLC ………………….…… 24

3.2

Hydraulic Pump Component……………………………………….….

3.3

Regulator Hydraulic PumpVolvo Excavator EC460BLC ……………... 26

3.4

Housing Pump…………………………………………………………….…… 27

3.5

Drive Shaft …………………………………...……………………….. 28

3.6

Turbin PumpdanTurbin Shaft …..…………………………………………. 28

3.7

Pressure Valve…………………………………………………………………. 29

3.8

Piston pumpdanBarrel …………………………………….……………….. 30

3.9

Swash Shoe, Swash Plate, Swash Support …………………………….….. 30

3.10

PencucianHydraulic pump …………………………..……………………34

3.11

MemposisikanHydraulic pump Di MejaKerja …………………...…….. 35

3.12

Pembongkaran Regulator …………………………..………………………… 35

3.13

Pembongkaran Regulator ………………………….…………………………. 35

3.14

MengendurkanBautPengikatPumpHousing ……………………………. 36


17

20

25

3.15

PembongkaranBautPengikatPump Housing ……………………….. 36

3.16

PembongkaranPump Housing…………………………..…………………...37

3.17

PembongkaranPump Housing …………………………………..…………. 37

3.18

PembongkaranPistondanBarrel …………………….……………………. 38

3.19

Pembongkaran Piston danBarrel …………………………………..………. 38

3.20

PembongkaranSeal Cover …………………………….……………………. 39

3.21

PembongkaranSeal Cover…………………….……………………… 39

3.22

PembongkaranSwash Support ……………………………………………... 40

3.23

PembongkaranSwash Support ……………………………………….……… 40

3.24

PembongkaranSwash Shoe ………………………………………….……… 41

3.25

Swash Shoedan Swash Plate ……………………………………………...… 41

3.26

PembongkaranDrive Shaft ………………………………………………….. 42

3.27

Drive Shaft …………………………………………………………………...… 42

3.28

PembongkaranNeedle Bearing ……………………………………………… 42

3.29

TurbinPumpdanTurbin Shaft ……………………………………………… 43

3.30

PembongkaranCover Servo Adjusting Screws …………………………… 43

3.31

Pembongkaran Servo Adjusting Spring……………………………….……. 43

3.32

PembongkaranCover Servo Adjusting Section …………………………… 44

3.33

PembongkaranPistonAdjusting Spring ………………………………....... 44

3.34

PistondanBarrel ……………………………….......................................... 45

3.35

Swash Shoe, Swash Plate, Swash Support ………………...................... 45

3.36

Pressure Valve ……………………………………………………...…. 46

3.37

Cleaning Pump Housing………….………………………………….... 46

3.38

Cleaning Piston………………………………………………..………..47

3.39

MemasangSwashSupport…………………………………………….... 47

3.40

MemasangSwashPlatedanSwash Shoe………………………………. 48

3.41

MemasangDrive Shaft………………………………………………….. 48

3.42

CekPutaranDrive Shaft………………………………………………… 49

3.43

MemasangSeal Cover……………………………………..…………… 49

3.44

MemasangPistondanBarrel…………………………………………… 50

3.45

MemasangPressure Valve……………………………………………… 50

3.46

MemasangHousing Pump………………………………………………50


3.47

MemasangPiston Servo Adjusting Spring……………………………… 51

3.48

MemasangCover Servo Adjusting Spring……………………………… 51

3.49

MemasangAdjusting Spring……………………………………………. 51

3.50

MemasangCover Servo Adjusting Screws………………………………52

3.51

Memasang Regulator…………………………………………………… 52

3.52

PackingHydraulic Pump……………………………………………….. 52

3.53

ClearencePistonPump…………………………………………………. 54

3.54

Flow Controlhydraulic pump…………………………………………... 57

3.55

Porthydraulic pump……………………………………………………. 57

3.56

Diagramhydraulic pump……………………………………………….. 58

3.57

LuasPenampangPiston………………………………………………… 59


DAFTAR TABEL Tabel

Hal.

3.1

Specification Hydraulic Pump………………………………….……... 24

3.2

Tools Repair Hydraulic pump…………..…………..…………………. 32

3.3

Tools Repair Hydraulic pump………………………………………….. 33

3.4

Standard wear limit, unit: mm (inch)………………………………….. 53


DAFTAR NOTASI Notasi P = Tekanan F = Gaya A = LuasPenampang d = Diameter Piston 𝜋 = 3,14 Q = Debit Aliran V = Kecepatan

Satuan N/m² N m² mm -m³/s³ m/s


DAFTAR LAMPIRAN Lampiran

Halaman

BiodataPesertaTugasAkhir……………………………………………………..64 Volvo Excavator Crawler EC 460BLC…………………………………………..65 Machine Layout………………………………………………………………….66 Specification….…………………………………………………………………..67 Ground Pressure………………………………………………………………….68 Max Permitted Buckets…………………………………………………………..69 Dimensions……………………………………………………………………….70 Dimensions……………………………………………………………………….71 Working ranges and digging forces……………………………………………...72 Working ranges and digging forces……………………………………………...73 Lifting Capacity………………………………………………………………….74 Lifting Capacity………………………………………………………………….75 Lifting Capacity………………………………………………………………….76 Lifting Capacity………………………………………………………………….77 Standard Equipment………………………………………………….…………..78 Machine Specifications..........................................................................................79 Machine Specifications..........................................................................................80 Diagram Boom Up.................................................................................................81 Diagram Boom Down............................................................................................82 Diagram Arm In.....................................................................................................83 Diagram Arm Out..................................................................................................84 Diagram Boom Up and Bucket Curl.....................................................................85 Diagram Boom Up and Swing...............................................................................86 Diagram Boom Up, Arm Out, Swing....................................................................87 Diagram Arm Out and Swing................................................................................88 Diagram Travel and Swing....................................................................................89 Diagram Straight Travel.........................................................................................90 DaftarAsistensiBimbinganTugasAkhir ke-1......................................................91 DaftarAsistensiBimbinganTugasAkhir ke-2......................................................92


DaftarAsistensiBimbinganTugasAkhir ke-3......................................................93 DaftarAsistensiBimbinganTugasAkhir ke-4......................................................94 DaftarAsistensiBimbinganTugasAkhir ke-5......................................................95 DaftarAsistensiBimbinganTugasAkhir ke-6......................................................96 DaftarAsistensiBimbinganTugasAkhir ke-7......................................................97 Berita Acara...........................................................................................................98 SuratKeputusanDosen Pembimbing....................................................................99


DAFTAR ISI KATA PENGANTAR... DAFTAR ISI II DAFTAR GAMBAR III DAFTAR TABEL IV DAFTAR NOTASI... V DAFTAR LAMPIRAN VI

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