Ply placement quality control

Assembly Guidance Systems Inc. reported at SAMPE 2012 that it is working on a variety of technologies designed not only to help composites manufacturers place fabric plies in the proper location on the tool, but also to make sure that foreign objects and debris do not contaminate a lay-up.

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Assembly Guidance Systems Inc. (Chelmsford, Mass.) reported at SAMPE 2012 that it is working on a variety of technologies designed not only to help composites manufacturers place fabric plies in the proper location on the tool, but also to make sure that foreign objects and debris do not contaminate a lay-up. Common sources of contamination or flaws in a layup include misplaced personal items (e.g., cell phones), backing paper and loose segments of fabric, weave flaws and wrinkles. New technology from the company is being fine-tuned to allow laser and video systems to detect and flag anomalies caused by debris.