pendahuluan bahan dan proses
TRANSCRIPT
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PendahuluanBahan dan Proses
Pemilihan Bahan dan Proses
TME 13031- 2 SKS
Dr. Eng. Rakhmad Arief Siregar
0811648515
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Bahan-bahan dalam Mesin Mobil
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Komponen-komponen dalam produk
• Beberapa produk merupakan satukomponen (paku, baut, garpu, gantungan baju, dll.)
• Beberapa produk merupakanrakitan dari banyak komponen(bolpoin, mobil, mesin cuci, dll.)
• Semua komponen dimanufaktur.
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Sejarah Manufaktur (hingga 1700)
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Sejarah Manufaktur (1700-1960)
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Sejarah Manufaktur (1960-2000s)
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Pemilihan bahan untuk Paper Clips
• Pertanyaan untuk dipertimbangkan:
• Sifat material apa yang dibutuhkan?
• Proses manufaktur apa yang dibutuhkan?
• Apakah bahan dan strategi pemrosesanberubah jika kuantitas yang diinginkanadalah 10.000 vs. 1 juta per hari?
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Pembuatan lampu
• Proses untuk membuat bola lampu
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Produk
• Proses PerancanganProduk
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Re-Design Produk
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Manufacturing Characteristics of Alloys
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Baseball Bat Cross-sections
Figure I.6 Cross-sections of baseball bats made of aluminum (top portion) and composite material (bottom portion).
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Manufacturing Processes: Casting
Figure I.7a Schematic illustration of various casting processes
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Manufacturing Processes: Forming and Shaping
Figure I.7b Schematic illustration of various bulk deformation processes
Extrusion
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Manufacturing Processes: Forming and Shaping
Figure I.7c Schematic illustration of various sheet metal forming processes
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Manufacturing Processes: Forming and Shaping
Figure I.7d Schematic illustration of various polymer processing methods
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Manufacturing Processes: Machining
Figure 1.7e Schematic illustrations of various machining and finishing processes.
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Manufacturing Processes: Joining
Figure I.7f Schematic illustration of various joining processes
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Laser Cutting
Figure I.8 Cutting sheet metal with a laser beam. Source: Courtesy of Rofin-Sinar, Inc. and Manufacturing Engineering Magazine, Society of Manufacturing Engineers
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Hip Replacement
Figure 1.9 Components of a total hip replacement. Source: Courtesy of Zimmer, Inc.
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Manufacturing of Hip Replacement
Figure 1.10 (a) Manufacturing steps in the production of a roll-formed and machined total hip replacement stem; (b) Manufacturing steps in the production of a forged stem. Hip stems can also be produced by investment casting, metal injection molding, insert injection molding, and assorted other processes. Source: Courtesy of Zimmer, Inc.
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Komponen Mikroskopik
Figure I.11 (a) Microscopic gears with dust mite. Source: Courtesy Sandia National Laboratory; (b) A movable micromirror component of a light sensor. Source: Courtesy of Richard Mueller, University of California at Berkeley.
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Pengelasan otomatis
• Pembuatan mobil
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Aplikasi CAD/CAM untuk membuatcetakan sunglasses
Source: Courtesy of Mastercam/CNC Software, Inc.
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Hourly Compensation for Production Workers