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The Quality Function Deployment Process – House of Quality by Doug Sutton. * Turning the customer’s desires into engineering specifications!. QFD?–Where Are We Headed?. Turn Design Qualities into Design Specs. Prioritize Design Features Assess the Competition
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The Quality Function Deployment Process – House of Qualityby Doug Sutton * Turning the customer’s desires into engineering specifications!
QFD?–Where Are We Headed? • Turn Design Qualities into Design Specs. • Prioritize Design Features • Assess the Competition • Produce a House of Quality – (Which is Due Next Tuesday)
How The QFD Fits Into Your Final Proposal Proposal Sections: Letter of Intent ----------------->> Transmittal Title Page Executive Summary Table of Contents List of Figures Letter of Intent ------------------>> Introduction QFD/House of Quality ------>> Design Objectives Product, System, or Process Division of Responsibility Project Schedule Budget Resume -------------------------->> Qualifications Bibliography QFD/House of Quality ------>> Appendices Glossary
The Quality Function Deployment Process • Identify the Customer(s) • Determine Customer Requirements/Constraints • Prioritize each requirement • Competitive Benchmarking • Translate Customer Requirements into Measurable Engineering specifications • Set Target values for each Engineering Specification
QFD ExampleAn Automobile Bumper Customer Request: There is too much damage to bumpers in low-speed collisions. Customer wants a better bumper.
QFD ExampleAn Automobile Bumper Step 1:Identify Customer(s) • Repair Department • Automobile Owner • Manufacturing Plant • Sales Force
QFD ExampleAn Automobile Bumper Step 2: Determine Customer Requirements/Constraints • I want something that looks nice (basic) • It must hold my license plate (performance) • I want it strong enough not to dent (excitement) • It must protect my tail-lights and head-lights (performance) • I don’t want to pay too much (basic)
QFD ExampleAn Automobile Bumper Step 3: Prioritize Customer Requirements
QFD ExampleAn Automobile Bumper Put prioritized Customer Requirements into a House of Quality Chart
QFD ExampleAn Automobile Bumper Step 4: Competition Benchmarking • Identify Competitors • Test and Analyze Competitor Products • Reverse Engineer Competitor Products • Rate Competitor Products against customer requirements/constraints
QFD ExampleAn Automobile Bumper Put competitive benchmarking information into House of Quality Chart
QFD ExampleAn Automobile Bumper Steps 5 and 6: Translate Customer Requirements into Measurable Engineering Specifications and define target values • Specify how license plate will be held • Specify how to resist dents through material yield strength, young's modulus, etc. • Specify with a dollar amount the term ‘inexpensive’
ReferencesPrevious Presentationsfrom Julie Vanlaanen and Dr. David MunozBooks -1. Kevin Otto & Kristin Wood, Product Design Techniques in Reverse Engineering and New Product Development, Prentice Hall, 2001.2. J. Eric Salt & Robert Rothery, Design for Electrical and Computer Engineers, John Wiley & Sons, Inc., 2002.
QFD Assignment Due Next Tuesday!! Note: Please review the QFD/House of Quality Assignment on the “Assignments” web page. Examples of previously submitted HOQ’s are on the “Lectures” web page. DO YOU HAVE ANY QUESTIONS?