Design Process - Introduction to Mechanical Engineering - Lecture Slides, Slides of Mechanical Engineering

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Design is a Process with Passion*

Lecture Objectives and Activity•^ Introduce the Design process: Passion and systematic Organization of Ideas^ •^ Example: Case Study of Yoyo^ •^ Active-learning activity: Work with you team to develop an FR, DP, A, R, RC

What does Passion have to do with design?Passion is Love, Focus, Perfection and Play

What does Passion have to do with design?^ Passion gives FOCUS so keep your eye on the prize :“You can’t always get what you wantBut if you try sometimes well you might findYou get what you need”^ Mick Jagger & Keith Richards 1969 “Get a clear notion of what you desire to accomplish, thenyou will probably get itKeep a sharp look-out upon your materials: get rid of everypound of material you can do without. Put yourself to thequestion, “What business has it there?”Avoid complexities and make everything as simple aspossibleRemember the get-ability of parts”^ Henry Maudslay

(1700’s a father ofmodern machine tools)from J. Roe Englishand American ToolBuilders1916 Yale Press docsity.com

Deterministic Design Process

Deterministic Design

Case Study – Fall 2005 Yoyo Design Challenge^ Your team is charged with the task of developing a new yoyo forfast food companies. The yoyo will be a toy in kid meals (e.g.,McDonalds’ Happy Meal).

What does Passion have to do with design?Passion is a LOVE for creating:“Enthusiasm^ is^ one^ of^ the^ most^ powerfulengines of success. When you do a thing, do itwith all your might. Put your whole soul into it.Stamp it with your own personality. Be active,be energetic, be enthusiastic and faithful andyou will accomplish your object. Nothing greatwas ever achieved without enthusiasm.”^ Ralph Waldo Emerson

What does Passion have to do with design?Passion drives perfection and creates PLAY^ “McD’s Logo”^ “Team C”^9

“Football”^ “Sombrero”^11 12 “Turtle Shell” “Metroid” “Rick’s Rim” 13 1415 docsity.com

DesignFunctionalParameterRequirementss^ Analysis^

CounterReferences RiskMeasures make itappealing toSurveys and Attractivekids - glowcustomerin the dark;Appearanceprofilingneatshapes… Mold becomesResearchMake the designmoredifferentas simple ascomplicated;types of yoyopossible; tryharder todesignsvarious colorsmachine (^2) a = g / (I/mrMustperform in atypicalFunction Wellmanner;Simple,standarddesign Experimental+Investigation1) of YoyoimproperStudy references; = [2gx /Design byapplication ofDesign a good 2 1/2(I/m+r )] Almaequations;symmetrical1/2t = (2L/g)Bardon;unbalanceddesign; Bench- 2 1/2(1+I/mr) Physics anddesignlevel experimentsv = [2gx /Dynamics 2 1/2(1+I/mr)] books

EXAMPLE – FRDPARRC Sheet (incomplete)

15 DESIGN CONCEPTS “McD’s Logo” “Team C”^ “Football”^ 9 10

“Sombrero” 11 12 “Turtle Shell”^ “Metroid”^13

“Rick’s Rim”^15 docsity.com

Design is a Process with PassionWhich one is the best concept?

DesignFunctionalParameterRequirementss^ Analysis^

CounterReferences RiskMeasures

EXAMPLE – FRDPARRC Sheet for Your Project