the qfd process suttonf03.ppt

8/14/2019 The QFD Process SuttonF03.ppt

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The Quality Function Deployment

ProcessHouse of Qualityby Doug Sutton

* Turning the

customers desires

into engineering

specifications!


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QFD?Where Are We Headed?

Turn Design Qualitiesinto Design Specs.

Prioritize DesignFeatures

Assess theCompetition

Produce a House ofQuality(Which isDue Next Tuesday)


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How The QFD Fits Into Your Final Proposal

Proposal Sections:

Letter of Intent ----------------->> Transmittal

Title PageExecutive Summary

Table of Contents

List of Figures

Letter of Intent ------------------>> IntroductionQFD/House of Quality ------>> Design Objectives

Product, System, or Process

Division of Responsibility

Project Schedule

Budget

Resume -------------------------->> Qualifications

Bibliography

QFD/House of Quality ------>> Appendices

Glossary


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The Quality Function

Deployment Process

1. Identify the Customer(s)

2. Determine Customer Requirements/Constraints3. Prioritize each requirement

4. Competitive Benchmarking

5. Translate Customer Requirements intoMeasurable Engineering specifications

6. Set Target values for each EngineeringSpecification


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OK, Lets Walk Through A

Simple Example


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QFD Example

An Automobile Bumper

Customer Request:

There is too much damage to

bumpers in low-speed

collisions. Customer wants abetter bumper.


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QFD Example


Step 1: Identify Customer(s)

Repair Department

Automobile Owner

Manufacturing Plant

Sales Force


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QFD Example

An Automobile BumperStep 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 dont want to pay too much (basic)


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QFD Example

An Automobile BumperStep 3: Prioritize Customer Requirements


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QFD Example

An Automobile BumperPut prioritized Customer Requirements into a House of

Quality Chart


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QFD Example

An Automobile BumperStep 4: Competition Benchmarking

Identify Competitors

Test and Analyze Competitor Products

Reverse Engineer Competitor Products

Rate Competitor Products against customer

requirements/constraints


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QFD Example


Put competitive benchmarking information into

House of Quality Chart


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QFD Example

An Automobile BumperSteps 5 and 6: Translate Customer

Requirements into Measurable Engineering

Specifications and define target valuesSpecify 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


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QFD Example



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References

Previous Presentationsfrom Julie Vanlaanenand Dr. David Munoz

Books -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.


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QFD Assignment Due NextTuesday!!

DO YOU HAVE ANY QUESTIONS?

Note: Please review the QFD/House of Quality

Assignment on the Assignmentsweb page.

Examples of previously submitted HOQs are on

the Lecturesweb page.

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