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INTRODUCTION AND OVERVIEW OF MANUFACTURING

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Presentation on theme: "INTRODUCTION AND OVERVIEW OF MANUFACTURING"— Presentation transcript:

1 INTRODUCTION AND OVERVIEW OF MANUFACTURING
Materials in Manufacturing Design Manufacturing Processes Production Systems What is Manufacturing? Technologically Economically Historically John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

2 Materials in Manufacturing
Metals Ceramics Polymers Venn diagram John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

3 Composites Material consisting of two or more phases
phases processed separately bonded together properties superior to its constituents Phases homogeneous mass of material particles or fibers Properties depend on components direction of fibres John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

4 Metals, Ceramics, Polymers & Composites
©2007 John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing 3/e

5 Manufacturing - Technologically
Physical and chemical processes Alter geometry Alter properties Alter appearance Machining and assembly operations Manufacturing as a technical process John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

6 Manufacturing - Economically
Transformation of materials Create items of greater value Manufacturing adds value changing its shape or properties combining it with other materials Manufacturing as an economic process John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

7 Metal chips fly in a high speed turning operation performed on a computer numerical control turning center (photo courtesy of Cincinnati Milacron). John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

8 Life Cycle Assessment John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

9 Two welders perform arc welding on a large steel pipe section (photo courtesy of Lincoln Electric Company). John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

10 Manufacturing Industries
Primary industries cultivate and exploit natural resources farming mining Secondary industries use outputs of primary industries convert them into consumer and capital goods manufacturing is the principal activity Tertiary industries service sector John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

11 Steelmaking involves charging of a basic oxygen furnace, in which molten pig iron produced in a blast furnace is poured into the BOF. Temperatures are around 1650°C (3000 ° F). John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

12 A robotic arm performs unloading and loading operation in a turning center using a dual gripper (photo courtesy of Cincinnati Milacron). John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

13 A batch of silicon wafers enters a furnace heated to 1000°C (1800°F) during fabrication of integrated circuits under clean room conditions (photo courtesy of Intel Corporation). John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

14 Assembly workers on an engine assembly line (photo courtesy of Ford Motor Company).
John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

15 Production Quantity Q & Variety P
Production range Annual Quantity Q Low production 1 to 100 units Medium production 100 to 10,000 units High production 10,000 to millions of Production Variety P Soft product variety Hard product variety John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

16 P versus Q in Factory Operations
P-Q Relationship John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

17 A machining cell consisting of two horizontal machining centers supplied by an in-line pallet shuttle (photo courtesy of Cincinnati Milacron). John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

18 Manufacturing Capability
Manufacturing plant processes and systems people transform materials into products materials, processes and systems Manufacturing capability Technological processing capability Physical product limitations Production capacity John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

19 Video John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

20 Manufacturing Processes
John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

21 Solidification Processes
Starting material is heated Transform it into a liquid or plastic state metal casting plastic molding John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

22 Particulate Processing
Starting materials are powders metal powder ceramic powder sintering powder pressing John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

23 Deformation Processes
Starting workpart is shaped application of forces exceed the yield strength forging extrusion John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

24 Material Removal Processes
Excess material removed transform to desired geometry Example includes machining grinding and nontraditional processes turning drilling milling John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

25 Photomicrograph of the cross section of multiple coatings of titanium nitride and aluminum oxide on a cemented carbide substrate (photo courtesy of Kennametal Inc.). John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

26 Assembly operations on the Boeing 777 (photo courtesy of Boeing Commercial Airplane Co.).
John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

27 Automated dispensing of adhesive onto component parts prior to assembly (photo courtesy of EFD, Inc.). John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

28 Production Facilities
fixed position layout fixed position layout cellular layout product layout John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing

29 Overview of Production Systems
John Wiley & Sons, Inc. M P Groover, Fundamentals of Modern Manufacturing


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