S3 Craft & Design

Modelling Techniques

Concept Model

Made quickly.Using inexpensive materials:-Polystyrene boardBalsa woodCardboardUsually tests the construction.To work out how the design might be manufactured.May only test a small part of the design such as a joint.

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Block Model

Often cut from a solid block of polystyrene, balsa wood or clay.Often painted.Details are added such as switches or buttons.New mobile phones may be modelled this way to test the ergonomics and aesthetics of the design.

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Prototype Model

This is a working model.Usually the actual size.Made from the same materials as the full production product.Test all aspects of design:-Ergonomics.Aesthetics.Manufacture.Assembly.Function.

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3-D Computer Model

They can be rotated to be viewed from any angle.They can be rendered to look realistic.Quick to produce.Cheap to produce.Can be modified easily.

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