Reducing The Reducing The Uncertainty In The Uncertainty In The Prototyping Process Prototyping Process Kevin Steele Kevin Steele Rapid Design and Manufacture Rapid Design and Manufacture Centre Centre A Review of Rapid Prototyping Selection Systems A Review of Rapid Prototyping Selection Systems
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Reducing The Uncertainty In The Prototyping Process
Reducing The Uncertainty In The Prototyping Process. A Review of Rapid Prototyping Selection Systems. Kevin Steele Rapid Design and Manufacture Centre. Concept Evaluation Techniques. Empathy. Inversion. DFMA Guidelines. Competition Analysis Techniques. CAD. SPC. TIME. Introduction. - PowerPoint PPT Presentation
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Reducing The Reducing The Uncertainty In The Uncertainty In The Prototyping ProcessPrototyping Process
Kevin SteeleKevin SteeleRapid Design and Manufacture Rapid Design and Manufacture
CentreCentre
A Review of Rapid Prototyping Selection SystemsA Review of Rapid Prototyping Selection Systems
• Only Company Only Company with in-house RPwith in-house RP
• User of 3DP, User of 3DP, SLA, and SLSSLA, and SLS
• Company Company Procedures get Procedures get in the way of in the way of RP AdoptionRP Adoption
Case Studies - Case Studies - ConclusionsConclusions• Important to establish prototype Important to establish prototype
requirements before embarking on RP requirements before embarking on RP • Knowledge of Process Capability Knowledge of Process Capability
imperativeimperative
• Vital to have Vital to have understandingunderstanding of process of process relationships between RP, RT and relationships between RP, RT and MaterialsMaterials
• Business Considerations can serve as an Business Considerations can serve as an obstacle to successful RP implementationobstacle to successful RP implementation
Previous Approaches 1Previous Approaches 1
• Simple RP Simple RP Selection Expert Selection Expert SystemsSystems
• Lack depth of Lack depth of information, no information, no Process Chain Process Chain capabilitycapability
Previous Approaches 2Previous Approaches 2
• Process Chain Process Chain SelectorsSelectors
• RAPTEC, RAPTEC, PROTOOLPROTOOL
• Select Select complete complete process process chainschains
Previous Approaches 3Previous Approaches 3
• Process Chain Process Chain Configuration Configuration SystemsSystems
• CAPP, I-ViP CAPP, I-ViP RP-SelectorRP-Selector
• Design Design process process Chains from Chains from scratchscratch
Selection System Selection System DrawbacksDrawbacks• Difficulty in turning identifying Difficulty in turning identifying
model requirements and turning model requirements and turning them into a specificationthem into a specification
• Reliance on making subjective Reliance on making subjective judgements on model geometry & judgements on model geometry & requirementsrequirements
• Existing Systems do not take into Existing Systems do not take into account external influences on account external influences on design processdesign process
Proposed ModelProposed Model
Research IssuesResearch Issues• Methodology for Correct RP/T Process Methodology for Correct RP/T Process
Chain SelectionChain Selection– Structuring of Prototype RequirementsStructuring of Prototype Requirements– Understanding of the effect of external Understanding of the effect of external
influencesinfluences
• Process Capability/Materials DatabaseProcess Capability/Materials Database– Detailed Study into RP CapabilitiesDetailed Study into RP Capabilities– New Means of Structuring the InformationNew Means of Structuring the Information
• Embodiment of MethodologyEmbodiment of Methodology
Research StrategyResearch Strategy
• Company ResearchCompany ResearchEstablish Attitudes/Practices within Establish Attitudes/Practices within
PrototypingPrototypingExamine current uses of PrototypesExamine current uses of Prototypes
• Evaluate Techniques such as QFD Evaluate Techniques such as QFD and Benefit Value Analysis for RP and Benefit Value Analysis for RP Specifiaction generationSpecifiaction generation
• Design and Evaluation of SystemDesign and Evaluation of System
Thank You for Your Thank You for Your AttentionAttention