A NUMERICAL INVESTIGATION ON THE STRESS-BALANCED SPUR GEAR PAIRS

Involute spur gears are key machine elements for power transmission in various industrial sectors. During power transmission, the teeth are subjected to high stresses. Many design modifications are used to reduce these stresses, such as increasing the drive side pressure angle and profile shifting f...

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Main Authors: Fatih Karpat, Gültekin Karadere, Tufan Yılmaz
Format: Article
Language:English
Published: Bursa Uludag University 2023-04-01
Series:Uludağ University Journal of The Faculty of Engineering
Subjects:
Online Access:https://dergipark.org.tr/tr/download/article-file/2647538
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author Fatih Karpat
Gültekin Karadere
Tufan Yılmaz
author_facet Fatih Karpat
Gültekin Karadere
Tufan Yılmaz
author_sort Fatih Karpat
collection DOAJ
description Involute spur gears are key machine elements for power transmission in various industrial sectors. During power transmission, the teeth are subjected to high stresses. Many design modifications are used to reduce these stresses, such as increasing the drive side pressure angle and profile shifting factor. These modifications change the contact ratio and center distance of the gear pair. Changing the tooth thickness is another solution to reduce stress. Because there is a difference in the number of teeth between the pinion and the gear, the pinion stress levels are higher than the gear for the same gear parameters. The tooth thickness value in the tooth thickness on the pitch circle is equal to 0.5xπm for both pinion and gear as standard. Stress compensation can be achieved by increasing this thickness at the pinion and decreasing it at the same rate at the gear. In this study, first of all, 3D designs of gears with non-standard thickness were created in CATIA and finite element analyzes were performed to obtain tooth thickness values that create equal root stresses for pinion and gear with various tooth numbers. According to preliminary results, tooth deformation and stress has a linear relationship with tooth thickness value, nearly.
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spelling doaj.art-dc7b0dc781424469a4ec915e8c7669202023-07-18T15:47:11ZengBursa Uludag UniversityUludağ University Journal of The Faculty of Engineering2148-41552023-04-0128111010.17482/uumfd.11745261779A NUMERICAL INVESTIGATION ON THE STRESS-BALANCED SPUR GEAR PAIRSFatih Karpat0Gültekin Karadere1Tufan Yılmaz2Bursa Uludağ ÜniversitesiBursa Uludağ ÜniversitesiBursa Uludağ ÜniversitesiInvolute spur gears are key machine elements for power transmission in various industrial sectors. During power transmission, the teeth are subjected to high stresses. Many design modifications are used to reduce these stresses, such as increasing the drive side pressure angle and profile shifting factor. These modifications change the contact ratio and center distance of the gear pair. Changing the tooth thickness is another solution to reduce stress. Because there is a difference in the number of teeth between the pinion and the gear, the pinion stress levels are higher than the gear for the same gear parameters. The tooth thickness value in the tooth thickness on the pitch circle is equal to 0.5xπm for both pinion and gear as standard. Stress compensation can be achieved by increasing this thickness at the pinion and decreasing it at the same rate at the gear. In this study, first of all, 3D designs of gears with non-standard thickness were created in CATIA and finite element analyzes were performed to obtain tooth thickness values that create equal root stresses for pinion and gear with various tooth numbers. According to preliminary results, tooth deformation and stress has a linear relationship with tooth thickness value, nearly.https://dergipark.org.tr/tr/download/article-file/26475383d design of gearfinite element analysistooth thickness3b dişli tasarımısonlu elemanlar yöntemidiş kalınlığı
spellingShingle Fatih Karpat
Gültekin Karadere
Tufan Yılmaz
A NUMERICAL INVESTIGATION ON THE STRESS-BALANCED SPUR GEAR PAIRS
Uludağ University Journal of The Faculty of Engineering
3d design of gear
finite element analysis
tooth thickness
3b dişli tasarımı
sonlu elemanlar yöntemi
diş kalınlığı
title A NUMERICAL INVESTIGATION ON THE STRESS-BALANCED SPUR GEAR PAIRS
title_full A NUMERICAL INVESTIGATION ON THE STRESS-BALANCED SPUR GEAR PAIRS
title_fullStr A NUMERICAL INVESTIGATION ON THE STRESS-BALANCED SPUR GEAR PAIRS
title_full_unstemmed A NUMERICAL INVESTIGATION ON THE STRESS-BALANCED SPUR GEAR PAIRS
title_short A NUMERICAL INVESTIGATION ON THE STRESS-BALANCED SPUR GEAR PAIRS
title_sort numerical investigation on the stress balanced spur gear pairs
topic 3d design of gear
finite element analysis
tooth thickness
3b dişli tasarımı
sonlu elemanlar yöntemi
diş kalınlığı
url https://dergipark.org.tr/tr/download/article-file/2647538
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AT gultekinkaradere anumericalinvestigationonthestressbalancedspurgearpairs
AT tufanyılmaz anumericalinvestigationonthestressbalancedspurgearpairs
AT fatihkarpat numericalinvestigationonthestressbalancedspurgearpairs
AT gultekinkaradere numericalinvestigationonthestressbalancedspurgearpairs
AT tufanyılmaz numericalinvestigationonthestressbalancedspurgearpairs