Tuesday, June 7, 2011

3D Model Dimensional Inspection

3D Model Dimensional Inspection

X-ray CT scanning and 3D Laser scanning are ideal for dimensional inspection of components, especially when ergonomic or freeform shapes are involved.

Modern CAD software is not limited to prismatic features. Designers are able to incorporate a wide variety of shapes that often defy inspection without the use of scanning. This is especially true with injection molded components.

When diagnosing overmolding problems or assembly issues on parts with complex surfaces, scanning is often the only way to collect enough data to accurately characterize the components and find the problems. Sometimes it's even beneficial to "reverse engineer" the molded component and create a solid model (CAD model) with shrinks, checks, warps, etc intact.

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