house of qlty

8/18/2019 House of Qlty

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Designing Products

and Processeswith a Future


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What does it take?

Involve the customerMeet with the customer

Listen to customerEducate the customer

Incorporate quality

unction deployment!"FD#

Design or ro$ustness


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What is a customer?

The person who buys the product?The federal regulator?

The consumer reporter?The marketing and sales department?Engineering?

Manufacturing?Suppliers?


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ow do you hear the customer?

!eeds

WantsSatisfaction"erception

Features

Quality

Value

Importance

Competitors

Detractors

ABOUT


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"roduct $esignWhat the Customerwanted What Mar etin! descri

What Engineering designed

Actually Manu#actured


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&dea generation 'ssessment of firm(s ability to carry out)ustomer *e+uirements,unctional Specification"roduct Specifications)oncept -eneration)oncept SelectionEngineering $esign

Engineering E.aluation"rototype and Testing

Manufacturing $esign

What is $esign? //' $ecision Making "rocess

Fle$i"ility

Cost


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Few SuccessesFew Successes

0

500

1000

1500

2000

Development Stage

Number

Productspecification

100

1000

Marketrequirement

Ideas1 50

!nesuccess"

#unctionalspecifications

500

Design revie$%&esting% Introduction

25


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"%&LI'( F%)*'I+)DEPL+(ME)'

'#D( )n approac* t*at integrates t*e +voice of t*ecustomer, into t*e product and servicedevelopment process-

Quality Function DeploymentUses the voice of the customer to build adesign tool:

House of quality


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uality ,unction $eployment&dentify customer wants&dentifyhow the good ser.ice will satisfycustomer wants

*elate customer wants to product hows&dentify relationships between the firm(shows

$e.elop importance ratingsE.aluate competing products


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,ouse +

"uality

Customer requirements

Relationshipmatrix

roductcharacteristics

!mportance


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&dea -eneration Stage

"ro.ides basis for entry into marketSources of ideas

Market need 6%78179:; engineering <operations 6279:; technology; competitors;in.entions; employees

,ollows from marketing strategy&dentifies= defines= < selects best marketopportunities


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)ustomer *e+uirements Stage!dentifies " positions key product benefits

#tated in core benefits proposition $C% &'xample: (ong lasting )ith more po)er$#ears* Die Hard %attery&

!dentifies detailed list of

product attributes desiredby customerFocus groups or+,on,+ intervie)s

House of QualityHouse of Quality

CustomerRequirements

roductCharacteristics


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$etermines how product will be made-i.es product(s physical specifications

E>ample $imensions= material etcB$efined by engineeringdrawing$one often on computer

)omputer8'ided $esign 6)'$:

House of QualityHouse of Quality



Component#pecifications

"roduct Specification Stage


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uality ,unction $eployment

"roduct design process usingcross8functional teams

Marketing= engineering= manufacturing

Translates customer preferences intospecific product characteristics&n.ol.es creating 4 tabular CMatrices( or

C ouses(@reakdown product design into increasingle.els of detail


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5%

To @uild ouse of uality&dentify customer wants&dentifyhow the good ser.ice will satisfycustomer wants .*elate the customer(s wants to theproduct(s how s B$e.elop importance ratingsE.aluate com peting ideas and concepts

Ultimately you choose the desi %ot the custo


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Dou(.e been assignedtemporarily to a ,$teamB The goal of theteam is to de.elop anew camera designB@uild a ouse of

ualityB

5 1485 4 T Maker )oB

ouse of uality E>ample


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What the customer desires(‘wall’)

.ustomer/equirements

.ustomerImportance

&arget alues

Light weight

Easy to useReliable


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.ustomerImportance

&arget alues

Light weightEasy to useReliable

3

12

Average customerimportance rating


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.ustomerImportance

&arget alues

Light weightEasy to useReliable

321

Choose engineeringcharacteristics to satisfy thecustomer requirements

AluminumParts

SteelParts

AutoFocus

AutoExposure


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Todd Krzycki 23

'daptation of "iano"edals for an 'dult

#ample House of Quality#ample House of Quality


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Todd FrAycki 24

ro-ect DescriptionThe )lient has Multiple Sclerosis 6MS:which has taken her ability to use her rightleg and more specifically for this proGecther right footB We will design a pedaladaptation to utiliAe the Hna )orda and$amper pedals with her left foot with out

making her strain to reach the right pedalB


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Todd FrAycki 2#

ro-ect .b-ectives 'llow the client to use the $amper pedalwith minimal effortBMake a lightweight and small adapti.ede.ice to make the right pedal accessibleB$esign a de.ice that can be transportedeasily from home to school and backB

'.oid any sounds that could detract fromthe pianoB


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• The apparatus is going toThe apparatus is going tobe used by the left foot ofbe used by the left foot ofthe client.the client.

• Using hands or arms toUsing hands or arms to

activate the pedals is notactivate the pedals is notfeasible because that wouldfeasible because that wouldrestrict the clients playingrestrict the clients playingability.ability.

• Using your head or chin toUsing your head or chin toactivate the pedals is anactivate the pedals is anoption but it would makeoption but it would makethe apparatus large andthe apparatus large andhard to transport.hard to transport.

Apparatus UsageApparatus Usage


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Ieff 'dams 20

'lectric /pparatus


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Ieff 'dams 21

'lectric /pparatusPros• Easy to push the pedalsEasy to push the pedalsdown. The electricdown. The electriccomponents will do the workcomponents will do the work

that would have beenthat would have beenrequired by the client.required by the client.

• Compact. ElectricCompact. Electriccomponents are small andcomponents are small andcan be made to fit in a smallcan be made to fit in a small

area.area.• Apparatus would fitApparatus would fitsmoothly between andsmoothly between andaround the piano pedals.around the piano pedals.

Cons• Electric components areElectric components arecostly making the over allcostly making the over allcost of the pro ect high.cost of the pro ect high.

• !afety concerns with!afety concerns withelectricity in the apparatus"electricity in the apparatus"as well as chemical concernsas well as chemical concernsif batteries are used.if batteries are used.

• #arder to move electric#arder to move electriccomponents around to makecomponents around to makeit adaptable to multipleit adaptable to multiplepianos.pianos.


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Ieff 'dams 2

0echanical /pparatus


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Ieff 'dams 37



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Ieff 'dams 35



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Ieff 'dams 32



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Ieff 'dams 33

0echanical /pparatusProsPros• The components that go into aThe components that go into amechanical system are cheapmechanical system are cheapsince the machining cost aresince the machining cost aredonated by UT.donated by UT.

• $eliable. %ou do not have to$eliable. %ou do not have toworry about a battery dying orworry about a battery dying orhave to find plug to power thehave to find plug to power theapparatus.apparatus.

• There is more feeling in theThere is more feeling in the

operations so it is easier to playoperations so it is easier to playthe damper pedal correctly.the damper pedal correctly.

• &ight weight since light weight&ight weight since light weightmaterials can be used andmaterials can be used andheavy batteries are not needed.heavy batteries are not needed.

ConsCons• A mechanical system will notA mechanical system will notallow play of the 'amper as wellallow play of the 'amper as wellas the Una Corda pedal with ouras the Una Corda pedal with ourclients limitations.clients limitations.

• (t would have to be larger to(t would have to be larger toallow for all the transfers ofallow for all the transfers ofmotion in the system.motion in the system.

• The forces used to depress theThe forces used to depress thepedals would have to be solelypedals would have to be solely

supplied by the client. This maysupplied by the client. This maybecome a concern if the client)sbecome a concern if the client)scondition worsens and they losecondition worsens and they losemore strength in their left foot.more strength in their left foot.


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'lectric10echanical /pparatus


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3#



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3%



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'lectric10echanical /pparatusProsPros

• The Una Corda can be held downThe Una Corda can be held downelectrically allowing the client use ofelectrically allowing the client use oftheir left foot to use the damper pedal.their left foot to use the damper pedal.

• #aving some electric components#aving some electric componentsmakes it easier to use the fi*ture in amakes it easier to use the fi*ture in arange of pianos.range of pianos.

• +y having one electric component+y having one electric componentinstead of two will use less powerinstead of two will use less powermaking the user less reliant on largemaking the user less reliant on largebatteries.batteries.

• #aving the damper pedal controlled#aving the damper pedal controlledby mechanical means allows for moreby mechanical means allows for moreprecise playing of the piano.precise playing of the piano.

• (f no power supply is available the(f no power supply is available thema ority of the functionality of thema ority of the functionality of theapparatus would still be intact.apparatus would still be intact.

ConsCons

• Electric components are costlyElectric components are costlymaking the cost of the over allmaking the cost of the over allpro ect higher.pro ect higher.

• !afety concerns with!afety concerns withelectricity in the apparatus" aselectricity in the apparatus" aswell as chemical concerns ifwell as chemical concerns ifbatteries are used.batteries are used.

• #arder to move electric#arder to move electriccomponents around to make itcomponents around to make itadaptable to multiple pianos.adaptable to multiple pianos.

• Electrical components couldElectrical components couldcause noise that would distractcause noise that would distractfrom the sound of the piano.from the sound of the piano.

• $elying on electricity for part$elying on electricity for partof the design is a concern ofof the design is a concern ofthe client.the client.


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House of Quality &mportance Electrical Mechanical Electrical MechB

Jight Weight 1 1 4 %

SiAe 0 % 4 #

Hni.ersal design 1 1 4 0

$amper is primary pedal 4 1 1

Safety 57 % 1 0

Tactile *esponse 1 5 57 57

)ost % 4 0 %

!oise 4 % #

334 427 223


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ouse of uality

&mportance Solenoids Motors ydraulics "neumatics

Jight Weight 1 1 2 5

SiAe 0 % #

Hni.ersal design 1 1 % 2

$amper is primary pedal # # #

Safety 57 0 #

Tactile *esponse 1 # # #

)ost % 4 % 1

!oise % %

24+ 3#5 2 %


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-+.%/' DE/I0)Design that results in productsor services that can unctionover a $road range o conditions


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What does *obust $esign

mean?"lan for .ariability

'ssess your capabilities

$esign for manufacturing*educe costs"racticeK


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/ood 0ucwith your desi!ns&

house of qlty

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