getting stuff made

© 2014 ConceptSpring1

Getting Stuff Made

Elaine Chen

© 2014 ConceptSpring2

Hardware tools of the trade

2

Scientific computing

MCAD and ECAD

Design consultancies

3D Printers

RP Services

Production consultants

Component manufacturers

Contract manufacturers

3rd party logistics

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Hardware Product Development Process

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Stuff we make as we move along the hardware product development process

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Duct Tape prototypes, aka Engineering Breadboards

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Vaporware

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Foamcore and foam models

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RP parts

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Machined / EDM / waterjet cut parts

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PCBs and cable harnesses

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Manufacuturing intent working prototypes

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Mass produced components - plastic

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Mass produced components - metal

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Packaging

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Assembly and packout

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Example processes, costs, lead times (US)

Part Process Tooling Part cost Lead time Suitable for

Plastic 3D Printing N/A Very high 2-3 days Prototyping

Plastic SLA, SLS N/A Very high 2-3 days Prototyping

Plastic Urethane cast Silicone mold from machined or SLA positive

High 1-2 weeks Prototyping

Plastic FirstCut by Protomold

Moderate (<$5k)

Medium 3-4 weeks Test marketing

Plastic Injection molding

High (usually > $5-10k)

Low 3-4 months Mass production

Metal Machining N/A Very high 4-6 weeks Prototyping and low run production

Metal Die cast + post machining

High ($75k+) Low 4-6 months Mass Production

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Software tools of the trade

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IDE

Version Control

Source code management

Issue tracking

Continuous integration

Code review

Test case management

Agile management tools

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Software product development process

18Cohen, Greg (2010-02-09). Agile Excellence for Product Managers (Kindle Location 265). Super Star Press. Kindle Edition.

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Storyboards

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1 2 3

4 5 6

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User stories

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https://help.rallydev.com/sites/default/files/multimedia/user_story_callouts.png

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Flow charts

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Visit portal > Shopping Cart > Denture Teeth

Choose type

Fill in Mold Chart

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shipping confirmation

N

Y

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Y

N

VitaspanPhysiodensLuminLingoformMFT

Choose type:

Choose Mold

Choose tooth: Anterior Posterior

Width of 6 anteriors on flat (A)

Width of 6 anteriors on curve (B)

Length of central anterior (C)

Width of central anterior (D)

Straight line measurement – 4 upper posteriors (E)Straight line measurement – 4 lower posteriors (F)Width of 1st left molar upper (G)

Width of 1st left molar lower (H)

28.530.031.032.033.8

SquareTaperingOvoidTapering Ovoid

Choose mold:

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Wireframes

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Graphical Compositions

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Non-working interactive prototypes

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Looks like, works like prototype code

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Fully integrated product code

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© 2014 ConceptSpring27@chenelaine blog.conceptspring.com

Thank you