Presented by: Ali Imran Iqbal Baqar 920013730 Yasirbur Rahman Moshiur Rahman 920013449.
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Transcript of Presented by: Ali Imran Iqbal Baqar 920013730 Yasirbur Rahman Moshiur Rahman 920013449.
CONCEPTUAL DESIGN PRESENTATION
Presented by:
Ali Imran Iqbal Baqar 920013730Yasirbur Rahman Moshiur Rahman 920013449
Contents
Introduction Reminder Research Purpose and scope
Problem definition Design objectives Pair-wise comparison chart Objective tree Metrics Design constraints
Generation and Evaluation of Alternatives Morphological charts Alternative designs Evaluating matrix
Conclusion Our next step
Introduction
Project Overview Improve waste management across Emirates Design aluminum can crusher
Background Research Two ways of crushing aluminum cans Spring to reset device
Purpose and Scope Three conceptual designs Morphological chart Pair-wise comparison
Problem Definition
Our five main objectives are: Easy to use Safe Attractive Portable Economical
Pair-wise Comparison Chart
Objectives
Easy to use
Safe Attractive
Portable Economical
Score
Easy to use
------- 0 0 0 0 0
Safe 1 ------- 1 1 1 4
Attractive
1 0 ------- 0 1 2
Portable 1 0 1 ------- 1 3
Economical
1 0 0 0 ------- 1
Functions Easy to use
Provide force Reset the lever
Safe Hold the can Use environmentally friendly materials
Attractive Color Shape or Form
Portable Transport Lightweight Can be hung
Economical Reduce materials cost Minimize manufacturing cost
Objective Tree
Can Crushe
r
Easy to use
Provide force
Reset the lever
Safe
Hold the can
Use environme
ntally friendly
materials
Attractive
Color Shape or Form
Portable
Transport
Lightweight
Can be hung
Economical
Reduce materials cost
Minimize manufac
turing cost
Metrics
Objectives Metric
Safe No risk to user ----------------------------------------May cause injury
5---------------------------------------0
Portable Easy to transport---------------------------------Difficult to transport
5------------------------------0
Attractive Smart shape and multi-color-----------Dull shape and mono color5 -------------0
Easy to use Less force-----------------------------------------------------More force
5 ---------------------------------------------------0
Economical 25 AED ------------------- ----------------------------------------100 AED
5 -----------------------------------------------------------0
Design Constrains
Manual: hand-operated
Weight: range of 0.5 to 2 kilos.
Size: crush 1 aluminum can per operation.
Material: available locally or in machine shop
Morphological Charts
PortableFunction Mean
Transport Handle Rubber grip Wheels
Lightweight Wood Plastic Steel alloys
Can be hung Nail Bolt screw
SafeFunction MeanHold the can Rubber pads Brackets Box assebly(chamber)Provide environmentally friendly materials
Recyclable materials
Fiber Sustainable materials
Easy to useFunction MeanProvide force Lever Rope and
pulleySprings
Reset the lever Springs Elastic By hand
Morphological Charts(cont.)
AttractiveFunction Mean
Color Paint Dyes Water color
Shape or Form Animal other life forms Toy car
Economical
Function Mean
Reduce parts materials cost
Plastic Aluminum Steel
Minimize manufacturing cost
Low quality material
Moderate quality material High quality material
Alternative Designs
Evaluation Matrix
Objective Weighting Design 1 Design 2 Design 3
Safe 5 2 4 5
Portable 4 2 5 4
Attractive 3 3 4 5
Economical 2 2 4 4
Easy to use 1 4 3 4
Final Score (out of 75) 35 63 72
Percentage 46% 84% 96%
Chosen Design
Conclusion