Recovering Evaluation of Narrow-Kerf Teeth of Mini Sash Gang Saws

Sash gang saws with narrow-kerf saw blades are used in the production of glued laminate flooring elements in plants where dry technology is applied. This means that boards or friezes are sawn into top layer lamellae in dry conditions (moisture content of about 10–12%) from expensive wood species, of...

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Main Authors: Kazimierz Antoni Orlowski, Daniel Chuchala, Tomasz Przybylinski, Stanislaw Legutko
Format: Article
Language:English
Published: MDPI AG 2021-12-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/14/23/7459
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author Kazimierz Antoni Orlowski
Daniel Chuchala
Tomasz Przybylinski
Stanislaw Legutko
author_facet Kazimierz Antoni Orlowski
Daniel Chuchala
Tomasz Przybylinski
Stanislaw Legutko
author_sort Kazimierz Antoni Orlowski
collection DOAJ
description Sash gang saws with narrow-kerf saw blades are used in the production of glued laminate flooring elements in plants where dry technology is applied. This means that boards or friezes are sawn into top layer lamellae in dry conditions (moisture content of about 10–12%) from expensive wood species, often exotic. The object of this research was stellite-tipped teeth of narrow kerf saw blades sharpened under industrial conditions. A NIKON ECLIPSE Ti-S microscope equipped with a NIKON DS-Fi2 recording camera was used to take pictures of teeth, which were analysed in a graphical software to measure the radii of the main cutting edges. The high-quality images obtained were used to determine the values of the rounding radii of the cutting edges. It was noted that the quality of edges regenerated in industrial conditions, some of which had chipping, was lower than that of brand new saw blades.
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spelling doaj.art-dd5bd7d64ffe456b9c639148eeffc6172023-11-23T02:43:52ZengMDPI AGMaterials1996-19442021-12-011423745910.3390/ma14237459Recovering Evaluation of Narrow-Kerf Teeth of Mini Sash Gang SawsKazimierz Antoni Orlowski0Daniel Chuchala1Tomasz Przybylinski2Stanislaw Legutko3Faculty of Mechanical Engineering and Ship Technology, Gdańsk University of Technology, 11/12 Gabriela Narutowicza Street, 80-233 Gdańsk, PolandFaculty of Mechanical Engineering and Ship Technology, Gdańsk University of Technology, 11/12 Gabriela Narutowicza Street, 80-233 Gdańsk, PolandInstitute of Fluid-Flow Machinery, Polish Academy of Sciences, 14 Fiszera Street, 80-231 Gdańsk, PolandFaculty of Mechanical Engineering, Poznan University of Technology, 5 M. Skłodowska-Curie Square, 60-965 Poznan, PolandSash gang saws with narrow-kerf saw blades are used in the production of glued laminate flooring elements in plants where dry technology is applied. This means that boards or friezes are sawn into top layer lamellae in dry conditions (moisture content of about 10–12%) from expensive wood species, often exotic. The object of this research was stellite-tipped teeth of narrow kerf saw blades sharpened under industrial conditions. A NIKON ECLIPSE Ti-S microscope equipped with a NIKON DS-Fi2 recording camera was used to take pictures of teeth, which were analysed in a graphical software to measure the radii of the main cutting edges. The high-quality images obtained were used to determine the values of the rounding radii of the cutting edges. It was noted that the quality of edges regenerated in industrial conditions, some of which had chipping, was lower than that of brand new saw blades.https://www.mdpi.com/1996-1944/14/23/7459narrow-kerf saw bladestellite-tipped teethquality of sharpeningcutting edge radiusoptical measurements
spellingShingle Kazimierz Antoni Orlowski
Daniel Chuchala
Tomasz Przybylinski
Stanislaw Legutko
Recovering Evaluation of Narrow-Kerf Teeth of Mini Sash Gang Saws
Materials
narrow-kerf saw blade
stellite-tipped teeth
quality of sharpening
cutting edge radius
optical measurements
title Recovering Evaluation of Narrow-Kerf Teeth of Mini Sash Gang Saws
title_full Recovering Evaluation of Narrow-Kerf Teeth of Mini Sash Gang Saws
title_fullStr Recovering Evaluation of Narrow-Kerf Teeth of Mini Sash Gang Saws
title_full_unstemmed Recovering Evaluation of Narrow-Kerf Teeth of Mini Sash Gang Saws
title_short Recovering Evaluation of Narrow-Kerf Teeth of Mini Sash Gang Saws
title_sort recovering evaluation of narrow kerf teeth of mini sash gang saws
topic narrow-kerf saw blade
stellite-tipped teeth
quality of sharpening
cutting edge radius
optical measurements
url https://www.mdpi.com/1996-1944/14/23/7459
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AT danielchuchala recoveringevaluationofnarrowkerfteethofminisashgangsaws
AT tomaszprzybylinski recoveringevaluationofnarrowkerfteethofminisashgangsaws
AT stanislawlegutko recoveringevaluationofnarrowkerfteethofminisashgangsaws