DAFTAR ISI
LEMBAR PENGESAHAN ABSTRAK .............................................................................................................. i ABSTRACT ........................................................................................................... ii KATA PENGANTAR .......................................................................................... iii DAFTAR ISI ...........................................................................................................v DAFTAR TABEL .............................................................................................. viii DAFTAR GAMBAR ............................................................................................ ix BAB I PENDAHULUAN .................................................................................... I-1 1.1. Latar Belakang Masalah ............................................................................. I-1 1.2. Perumusan Masalah ..................................................................................... I-2 1.3. Tujuan Penelitian ......................................................................................... I-3 1.4. Manfaat Penelitian ....................................................................................... I-3 1.5. Batasan Masalah……...…………………………………………………...I-3 1.6. Asumsi………………………………...………………………………......I-4 1.7. Sistematika Penulisan .................................................................................. I-4 BAB II LANDASAN TEORI ....................................................................... …II-1 2.1. Penyesuaian dan Kelonggaran ...................................................................II-1 2.2. Pengertian Tata Letak Pabrik .....................................................................II-2 2.3. Tujuan Tata Letak Pabrik ..........................................................................II-2 2.4. Ciri-ciri Tata Letak Pabrik yang Baik ........................................................II-3 2.5. Tipe-tipe Tata Letak ..................................................................................II-6 2.6. Pola Aliran Pemindahan Bahan ................................................................II-11 2.7. Routing sheet dan Multi Product Process Chart (MPPC) ........................II-13 2.8. Jenis-jenis Ukuran Jarak ...........................................................................II-13 2.9. From to Chart ...........................................................................................II-15 2.10. Pemindahan Bahan ...................................................................................II-15 2.11. Algoritma CRAFT .....................................................................................II-16 2.12. Perbandingan Tata Letak Terkomputer ....................................................II-17 BAB III METODOLOGI PENELITIAN ...................................................... III-I
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3.1. Flow Chart Pemecahan Masalah .............................................................. III-1 3.2. Uraian Tahapan Pemecahan Masalah ....................................................... III-2 BAB IV PENGUMPULAN DAN PENGOLAHAN DATA .......................... IV-1 4.1. Pengumpulan Data .................................................................................... IV-1 4.1.1. Profile PT LEN Industri (Persero) ................................................. IV-1 4.1.2. Departemen Lampu Sinyal ............................................................. IV-2 4.1.3. Data Komponen, Gambar Komponen dan Alat-alat....................... IV-3 4.1.4. Jam Kerja Departemen Lampu Sinyal ............................................ IV-6 4.1.5. Jumlah Tenaga Kerja Departemen Lampu Sinyal .......................... IV-6 4.1.6. Alat dan Biaya Material Handling ................................................. IV-7 4.1.7. OPC Produk Led Green, Red, Yellow ............................................. IV-8 4.1.8. Proses Setiap Fasilitas .................................................................... IV-9 4.1.9. Daftar dan Alat Mesin .................................................................. IV-10 4.1.10. Layout Tata Letak Fasilitas Awal, Aliran Material, dan Initial . IV-12 4.2. Pengolahan Data ..................................................................................... IV-13 4.2.1. Waktu Baku .................................................................................. IV-13 4.2.2. Multi Product Process Chart dan Routing Sheet .......................... IV-17 4.2.3. Penghitungan Ongkos Material Handling (OMH) ....................... IV-19 4.2.4. Menghitung Jarak Antar Fasilitas Tata Letak Fasilitas Awal ....... IV-24 4.2.5. Perancangan Tata Letak Fasilitas Usulan ..................................... IV-19 4.2.6. Perhitungan Manual Software WINQSB ....................................... IV-28 4.2.7. Perbandingan Tata Letak Awal dan Usulan ................................. IV-29 BAB V ANALISIS .............................................................................................. V-I 5.1. Analisis Tata Letak Awal ............................................................................ V-1 5.2. Analisis Tata Letak Usulan .......................................................................... V-1 5.3. Analisis Perbandingan Tata Letak Awal dan Usulan................................... V-2 BAB VI KESIMPULAN DAN SARAN.......................................................... VI-1 6.1. Kesimpulan ................................................................................................ VI-1 6.2. Saran ........................................................................................................... VI-2
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DAFTAR PUSTAKA .............................................................................................x LAMPIRAN A PENGOLAHAN WINQSB LAMPIRAN B ALLDATASHEET PRODUK LAMPIRAN C TABEL PENYESUAIAN & FAKTOR KELONGGARAN LAMPIRAN D SURAT PRAKTEK KERJA LAMPIRAN E BERITA ACARA BIMBINGAN
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DAFTAR TABEL
Tabel 2.1. From-To Chart (m) ......................................................................... II-15 Tabel 3.1. Frekuensi Aliran Bahan ................................................................... III-3 Tabel 3.2. Jarak Rectilinear dan Euclidean Antar Fasilitas .............................. III-4 Tabel 4.1. Data Komponen Sinyal LED Emergency ......................................... IV-4 Tabel 4.2. Data Komponen Sinyal Led Red, Led Green, dan Led Yellow ....... IV-4 Tabel 4.3. Jumlah Tenaga Kerja Departemen Lampu Sinyal ........................... IV-6 Tabel 4.4. Daftar Alat dan Mesin .................................................................... IV-10 Tabel 4.5. Titik Koordinat Tata Letak Awal ................................................... IV-12 Tabel 4.6. Waktu Operasi................................................................................. IV-13 Tabel 4.7. Waktu Baku Pemotongan................................................................ IV-13 Tabel 4.8. Waktu Baku Pemasangan................................................................ IV-14 Tabel 4.9. Waktu Baku Mesin Solder .............................................................. IV-14 Tabel 4.10. Waktu Baku Touch Up/Soldering ................................................. IV-15 Tabel 4.11. Waktu Baku Pemeriksaan ............................................................. IV-15 Tabel 4.12. Waktu Baku Pencucian dan Penjemuran ...................................... IV-15 Tabel 4.13. Waktu Baku Quality Control ........................................................ IV-16 Tabel 4.14. Waktu Baku Pemasangan Bazzel .................................................. IV-16 Tabel 4.15. Waktu Baku Finishing ................................................................. IV-16 Tabel 4.16. Routing Sheet ................................................................................ IV-18 Tabel 4.17. Koordinat Tata Letak Fasilitas Awal ........................................... IV-20 Tabel 4.18. Jarak Rectilinear Antar Fasilitas ................................................... IV-21 Tabel 4.19. Jarak Euclidean Antar Fasilitas .................................................... IV-21 Tabel 4.20. Omh Tata Letak Awal .................................................................. IV-22 Tabel 4.21. Koordinat Location Fix ................................................................. IV-26 Tabel 4.22. Matriks Omh/meter ....................................................................... IV-26 Tabel 4.23. Koordinat Fasilitas Initial Layout Usulan .................................... IV-28 Tabel 4.24. Alat Omh/Meter Dikalikan Jarak Rectilinear Iterasi 1 ................. IV-26 viii
Tabel 4.25. Alat Omh/Meter Dikalikan Jarak Euclidean Iterasi 1 .................. IV-27 Tabel 5.1. Hasil Pengolahan Menggunakan Tata Letak Fasilitas Usulan ........... V-2 DAFTAR GAMBAR Gambar 2.1. Penyesuaian dan Kelonggaran .............................................................. II-1 Gambar 2.2. Product Layout .......................................................................................... II-7 Gambar 2.3. Process Layout .......................................................................................... II-8 Gambar 2.4. Fixed Position Layout ............................................................................... II-9 Gambar 2.5. Group Technology Layout ...................................................................... II-10 Gambar 2.6. Contoh Aliran Straight Line ................................................................... II-11 Gambar 2.7. Contoh Aliran Serpentine Atau Zig-Zag (S-Shaped) ............................. II-11 Gambar 2.8. Contoh Aliran U-Shaped ........................................................................ II-12 Gambar 2.9. Contoh Aliran Circular .......................................................................... II-12 Gambar 2.20. Contoh Aliran Odd Angle .................................................................... II-13 Gambar 3.1. Flow Chart Pemecahan Masalah ............................................................. III-1 Gambar 4.1. Struktur Organisasi PT LEN Industri (Persero) ....................................... IV-2 Gambar 4.2. Led Emergency ........................................................................................ IV-2 Gambar 4.3. Sinyal Led Green, Yellow, dan Red ........................................................ IV-3 Gambar 4.4. Led Emergency dan Pencucian ............................................................... IV-4 Gambar 4.5. Modular Test Led Emergency dan Led ................................................... IV-4 Gambar 4.6. Persiapan Pencucian dengan Cairan IPA dan Mesin Solder .................... IV-4 Gambar 4.7. Resistor dan Gambar Pemasangan Led ................................................... IV-5 Gambar 4.8. Sinyal Led Yellow dan Proses Coating .................................................... IV-5 Gambar 4.9. Mesin Pemotong dan Gambar CRC Seal Coat ....................................... IV-5 Gambar 4.10. Cairan IPA dan Alat Solder .................................................................... IV-5 Gambar 4.11. Setelah Pengkabelan dan Alat Lem Karet .............................................. IV-5 Gambar 4.12. Pallet Truck ............................................................................................ IV-7 Gambar 4.13. Operational Process Chart .................................................................... IV-8 Gambar 4.14. Layout dan Aliran Material .................................................................. IV-15 Gambar 4.15. Initial Layout Tata Letak Awal ............................................................ IV-16 Gambar 4.16. Multi Product Process Chart ............................................................... IV-17 Gambar 4.17. Initial Layout Tata Letak Usulan ......................................................... IV-25
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