Geometrical verification based on a laser triangulation system in industrial environment. Effect of the image noise in the measurement results

Brosed Dueso, Francisco Javier (Universidad de Zaragoza) ; Aguilar Martín, Juan José (Universidad de Zaragoza) ; Santolaria Mazo, Jorge (Universidad de Zaragoza) ; Lázaro Carrascal, Raúl

Resumen: The use of laser triangulation systems is widely spread in industrial applications, especially in industrial metrology. These applications are usually affected by external perturbations, in particular, image noise and reflections can be an important error source for these kinds of sensors when high precision is required or when the scanning task is developed in an industrial environment. This research is focused in the improvement of the behavior of a laser triangulation sensor working with high noise images. The aim of the image analysis technique is to avoid or reduce the effect of the background noise on the measurement results (flatness). The analysis technique is tested with images captured in the industrial environment of the measurement system. The results show a proper behavior of the algorithm with high noise component images and the feasibility of the technique for use in the inspection of 100% of the production.

Idioma: Inglés

DOI: 10.1016/j.proeng.2015.12.558

Año: 2015

Publicado en: Procedia Engineering 132 (2015), 764-771
ISSN: 1877-7058

Factor impacto SCIMAGO: 0.239 - Engineering (miscellaneous)

Financiación: info:eu-repo/grantAgreement/ES/CICYT/DPI2007-61513

Tipo y forma: Article (Published version)

Área (Departamento): Área Ing. Procesos Fabricación (Dpto. Ingeniería Diseño Fabri.)