Impact of Circular Saw Blade Design on Forces During Cross-Cutting of Wood

This paper evaluates the impact of the number of saw blade teeth on kinematic and dynamic parameters during cross-cutting of soft and hard woods with mitre saw BOSCH GCM 12 GLD Professional. The forces measured using a three-dimensional XYZ dynamometer Kistler 9257B and subsequent calculation based...

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Main Authors: Zdeněk Kopecký, Vít Novák, Luďka Hlásková, Jakub Rak
Format: Article
Language:English
Published: University of Zagreb, Faculty of Forestry and Wood Technology 2022-01-01
Series:Drvna Industrija
Subjects:
Online Access:https://hrcak.srce.hr/file/413544
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author Zdeněk Kopecký
Vít Novák
Luďka Hlásková
Jakub Rak
author_facet Zdeněk Kopecký
Vít Novák
Luďka Hlásková
Jakub Rak
author_sort Zdeněk Kopecký
collection DOAJ
description This paper evaluates the impact of the number of saw blade teeth on kinematic and dynamic parameters during cross-cutting of soft and hard woods with mitre saw BOSCH GCM 12 GLD Professional. The forces measured using a three-dimensional XYZ dynamometer Kistler 9257B and subsequent calculation based on a mathematical model were applied in the Ernst-Merchant diagram and the forces acting in the cutting of spruce and oak planks were analysed and compared. The wood cutting was performed by four geometrically and structurally similar blades with a 300 mm diameter and with different count of WZ-shaped teeth (z = 26, 36, 48, 60). The optimum saw blade for the given cutting conditions was subsequently assessed by statistical analysis. Unlike many studies researching the cutting resistances in transversal and longitudinal wood cutting, this experiment and force analysis was performed in dependence on the constant feed force.
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spelling doaj.art-e80b28ea872046ac83bd6b77874c00a92022-12-22T03:39:47ZengUniversity of Zagreb, Faculty of Forestry and Wood TechnologyDrvna Industrija0012-67721847-11532022-01-0173447548310.5552/drvind.2022.214215Impact of Circular Saw Blade Design on Forces During Cross-Cutting of WoodZdeněk Kopecký0Vít Novák1Luďka Hlásková2Jakub Rak3Mendel University in Brno, Faculty of Forestry and Wood Technology, Department of Wood Science and Technology, Brno, Check RepublicMendel University in Brno, Faculty of Forestry and Wood Technology, Department of Wood Science and Technology, Brno, Check RepublicMendel University in Brno, Faculty of Forestry and Wood Technology, Department of Wood Science and Technology, Brno, Check RepublicMendel University in Brno, Faculty of Forestry and Wood Technology, Department of Wood Science and Technology, Brno, Check RepublicThis paper evaluates the impact of the number of saw blade teeth on kinematic and dynamic parameters during cross-cutting of soft and hard woods with mitre saw BOSCH GCM 12 GLD Professional. The forces measured using a three-dimensional XYZ dynamometer Kistler 9257B and subsequent calculation based on a mathematical model were applied in the Ernst-Merchant diagram and the forces acting in the cutting of spruce and oak planks were analysed and compared. The wood cutting was performed by four geometrically and structurally similar blades with a 300 mm diameter and with different count of WZ-shaped teeth (z = 26, 36, 48, 60). The optimum saw blade for the given cutting conditions was subsequently assessed by statistical analysis. Unlike many studies researching the cutting resistances in transversal and longitudinal wood cutting, this experiment and force analysis was performed in dependence on the constant feed force.https://hrcak.srce.hr/file/413544saw blademitre sawkistler dynamometercross-cuttingforce analysisernst-merchant model
spellingShingle Zdeněk Kopecký
Vít Novák
Luďka Hlásková
Jakub Rak
Impact of Circular Saw Blade Design on Forces During Cross-Cutting of Wood
Drvna Industrija
saw blade
mitre saw
kistler dynamometer
cross-cutting
force analysis
ernst-merchant model
title Impact of Circular Saw Blade Design on Forces During Cross-Cutting of Wood
title_full Impact of Circular Saw Blade Design on Forces During Cross-Cutting of Wood
title_fullStr Impact of Circular Saw Blade Design on Forces During Cross-Cutting of Wood
title_full_unstemmed Impact of Circular Saw Blade Design on Forces During Cross-Cutting of Wood
title_short Impact of Circular Saw Blade Design on Forces During Cross-Cutting of Wood
title_sort impact of circular saw blade design on forces during cross cutting of wood
topic saw blade
mitre saw
kistler dynamometer
cross-cutting
force analysis
ernst-merchant model
url https://hrcak.srce.hr/file/413544
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AT vitnovak impactofcircularsawbladedesignonforcesduringcrosscuttingofwood
AT ludkahlaskova impactofcircularsawbladedesignonforcesduringcrosscuttingofwood
AT jakubrak impactofcircularsawbladedesignonforcesduringcrosscuttingofwood