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Chapter 1 Introduction.

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Presentation on theme: "Chapter 1 Introduction."— Presentation transcript:

1 Chapter 1 Introduction

2 Duratec Engine FIGURE 1.1 Section of an automotive engine - the Duratec V-6 - showing various components and the materials used in making them. Source: Courtesy Ford Motor Company. Illustration by David Kimball.

3 HISTORY OF MANUFACTURING

4

5 History of Manufacturing (concluded)
TABLE 1.1 Historical development of materials and manufacturing processes.

6 Design Steps FIGURE 1.2 (a) Chart showing varous steps involved in designing and manufacturing a product. Depending on the complexity of the product and the type of materials used, the time span between the original concept and the marketing of a product may range from a few months to many years. (b) Chart showing general product flow, from market analysis to selling the product, and depicting concurrent engineering. Source: After S. Pugh, Total Design. Addison-Wesley, 1991.

7 Shapes and Production Method
TABLE 1.2 Shapes and Some Common Methods of Production

8 Design for Assembly FIGURE 1.3 Redesign of parts to facilitate automated assembly. Source: Reprinted from G. Boothroyd and P. Dewhurst, Product Design for Assembly, 1989 by courtesy of Marcel Dekker, Inc.

9 Engineering Materials
FIGURE 1.4 An outline of engineering materials

10 Aluminum Automobile FIGURE (a) The Audi A8 automobile, an example of advanced materials construction; (b) The aluminum body structure, showing various components made by extrusion, sheet forming, and casting processes. Source: Courtesy of ALCOA, Inc.

11 Production Methods for a Simple Part
FIGURE 1.6 Various methods of making a simple part: (a) casting or powder metallurgy, (b) forging or upsetting, (c) extrusion, (d) machining, (e) joining two pieces.

12 Nanofabrication Example
FIGURE 1.7 Gear assembly driven by resonant combdrives. (a) view of entire assembly; (b) Detail of rotor driver portion of the gear assembly. Source: Richard Muller, University of California at Berkeley.

13 Machining of a Mold Cavity
FIGURE 1.8 Machining a mold cavity for making sunglasses. (a) Computer model of the sunglasses as designed and viewed on the monitor. (b) Machining the die cavity using a computer numerical control milling machine. (c) Final product produced from the mold. Source: Courtesy Mastercam / CNC Software, Inc.

14 Flexible Manufacturing System
FIGURE 1.9 General view of a flexible manufacturing system, showing several machines (machining centers) and an automated guided vehicle (AGV) moving along the aisle. Souce: Courtesy of Cincinnati Milacron, Inc.

15 Materials & Processes For Making Bicycle Components

16 Chapter 1 Home Work 1. Read Chapter 1
2. Examine your stapler, bicycle, car, wash machine …, any products with more than 10 components, to find out how many components there are, what kind of materials and manufacturing processes used for each component, and explain briefly why these materials and process methods are used. 3. Summarize “What is manufacturing? List 10 top manufacturing activity with high standard living countries and explain how and why.


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