The quality of laminated particleboard edges plays a crucial role in the furniture industry, as defects can lead to significant financial losses and damage to a company's reputation. In typical cabinet production process dividing laminated panels is performed in sawing or nesting operations. Both can generate cracks and spalls on the top and bottom laminates. Early detection of these defects minimizes costs associated with repairs and replacements. This paper introduces the Edge-o-Scope, a real-time edge quality control system designed to meet industrial requirements, including integration into existing production lines and operation at feed rates up to 100 m/min. Based on a simplified triangulation method, the system uses a laser line and camera setup to detect edge defects by measuring deviations in edge profiles. The system can be controlled by a standard PC or by a very reliable Real-Time Compact Vision System controller. It calculates three quality indicators—maximum crack width, weighted crack area, and cumulative weighted crack area—to classify the panel quality. When installed in-line, e.g., by the feeder to the edge-bander, it can be a decision maker, accepting or declining the element for further production. The Edge-o-Scope prototype demonstrates reliability despite melamine coating color changes.

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EDGE-O-SCOPE System for Real-Time Assessment of Laminated Particleboard Edge Quality

  • Palubicki Bartosz,
  • Kowaluk Grzegorz,
  • Negri Martino,
  • Sandak Jakub

摘要

The quality of laminated particleboard edges plays a crucial role in the furniture industry, as defects can lead to significant financial losses and damage to a company's reputation. In typical cabinet production process dividing laminated panels is performed in sawing or nesting operations. Both can generate cracks and spalls on the top and bottom laminates. Early detection of these defects minimizes costs associated with repairs and replacements. This paper introduces the Edge-o-Scope, a real-time edge quality control system designed to meet industrial requirements, including integration into existing production lines and operation at feed rates up to 100 m/min. Based on a simplified triangulation method, the system uses a laser line and camera setup to detect edge defects by measuring deviations in edge profiles. The system can be controlled by a standard PC or by a very reliable Real-Time Compact Vision System controller. It calculates three quality indicators—maximum crack width, weighted crack area, and cumulative weighted crack area—to classify the panel quality. When installed in-line, e.g., by the feeder to the edge-bander, it can be a decision maker, accepting or declining the element for further production. The Edge-o-Scope prototype demonstrates reliability despite melamine coating color changes.