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McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 1 Chapter 6 Manufacturing and Process Selection Design.

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Presentation on theme: "McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 1 Chapter 6 Manufacturing and Process Selection Design."— Presentation transcript:

1 McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 1 Chapter 6 Manufacturing and Process Selection Design

2 McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 2 Types of Processes  Conversion (ex. Iron to steel)  Fabrication (ex. Cloth to clothes)  Assembly (ex. Parts to components)  Testing (ex. For quality of products)

3 McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 3 Process Flow Structures  Job shop (ex. Copy center making a single copy of a student term paper)  Batch shop (ex. Copy center making 10,000 copies of an ad piece for a business)  Assembly Line (ex. Automobile manufacturer)  Continuous Flow (ex. Petroleum manufacturer)

4 McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 4 IV. Continuous Flow III. Assembly Line II. Batch I. Job Shop Low Volume, One of a Kind Multiple Products, Low Volume Few Major Products, Higher Volume High Volume, High Standard- ization Commercial Printer French Restaurant Heavy Equipment Automobile Assembly Burger King Sugar Refinery Flexibility (High) Unit Cost (High) Flexibility (Low) Unit Cost (Low) Exhibit 6.10 These are the major stages of product and process life cycles

5 McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 5 Manufacturing Process Flow Design  A process flow design can be defined as a mapping of the specific processes that raw materials, parts, and subassemblies follow as they move through a plant  The most common tools to conduct a process flow design include assembly drawings, assembly charts, and operation and route sheets

6 McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 6 Example: Assembly Chart (Gozinto) A-2SA Lockring Spacer, detent spring Rivets (2) Spring-detent A-5 Component/Assy Operation Inspection From Exhibit 5.14

7 McGraw-Hill/Irwin © 2006 The McGraw-Hill Companies, Inc., All Rights Reserved. 7 Example: Process Flow Chart Material Received from Supplier Inspect Material for Defects Defects found? Return to Supplier for Credit Yes No, Continue…


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