
Polymer Gears
- 1st Edition - November 15, 2024
- Imprint: Elsevier
- Editors: Sabu Thomas, Miroslav Huskić, Hanna J. Maria, Jože Tavčar
- Language: English
- Paperback ISBN:9 7 8 - 0 - 4 4 3 - 2 1 4 5 7 - 8
- eBook ISBN:9 7 8 - 0 - 4 4 3 - 2 1 4 5 8 - 5
Polymer Gears discusses polymer gear design and their efficient mechanical properties, light weight, and low noise during operation. As plastic gears are replacing metallic… Read more

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Request a sales quotePolymer Gears discusses polymer gear design and their efficient mechanical properties, light weight, and low noise during operation. As plastic gears are replacing metallic gears in traditional and new applications, there is still lack of material characterization and complex relations between different geometric and operating parameters. Thus, polymer gear design remains an open challenge. This book serves as a comprehensive and professional guide on the topic, providing readers with current developments carried out in the field of plastic gears production, characterization, and applications.
This will include material development, tribological properties, simulations, and processing methods.
- Current developments carried out in the field of plastic gear production
- Presents the characterization of plastic gear production
- Includes applications of plastic gear production and development
- Provides updates on tribological properties, simulations, and processing methods
- Title of Book
- Cover image
- Title page
- Table of Contents
- Copyright
- List of contributors
- Foreword
- Preface
- 1. Challenges in the engineering design, manufacture, and testing of polymer gears
- Abstract
- 1.1 Introduction
- 1.2 Polymer gears book structure
- 1.3 Summary and highlights of the book according to different sections
- 1.4 Conclusions
- References
- 2. Basic characteristics of polymers for polymer-based gear
- Abstract
- 2.1 Introduction
- 2.2 Main classifications of polymeric materials
- 2.3 Basic characteristics of polymers for polymer-based gears
- 2.4 Materials applied for polymer-based gears and their characteristics
- References
- 3. Polymer formulations for gears
- Abstract
- 3.1 Introduction
- 3.2 Polymer resin
- 3.3 Additives
- 3.4 Conclusions
- References
- 4. Gear geometry
- Abstract
- 4.1 Theoretical background
- 4.2 Cylindrical gear pairs
- 4.3 Bevel gear pairs
- 4.4 Worm gear pairs
- 4.5 Crossed helical gear pairs
- References
- 5. Tooth form optimization of plastic gears
- Abstract
- 5.1 Introduction
- 5.2 Tooth flank optimization
- 5.3 Tooth root fillet optimization
- 5.4 Tooth thickness optimization
- 5.5 Conclusion
- References
- 6. Multicriteria design of polymer gears according to VDI 2736 guideline
- Abstract
- 6.1 Introduction
- 6.2 Polymer gear pair optimization procedure and criteria influencing the gear pair design
- 6.3 Gear pair optimization procedure and multicriteria function
- 6.4 Discussion and conclusions
- References
- 7. Recent developments in hybrid metal-composite gears
- Abstract
- 7.1 Introduction
- 7.2 Simulation-based design of hybrid gears
- 7.3 Manufacturing of hybrid gears
- 7.4 Concluding remarks
- References
- 8. The asymmetric gears and innovative approaches to increase performance and durability of polymer gears
- Abstract
- 8.1 Introduction
- 8.2 Definition of the geometry of modified asymmetric gears
- 8.3 Assessment of the durability and performance of asymmetric polymer gears
- 8.4 Numerical examples
- 8.5 Conclusions
- Acknowledgment
- References
- 9. Deformability, noise, and vibrations of polymer gears
- Abstract
- 9.1 Introduction
- 9.2 Conclusion
- References
- 10. Temperature prediction in polymer gears: semianalytical modeling
- Abstract
- 10.1 Polymer gear failures and the importance of bulk temperature
- 10.2 Typical examples of polymer gear pairings and corresponding operating conditions
- 10.3 Thermal finite element model
- 10.4 Frictional heat flux
- 10.5 Model implementation and verification against experiments
- 10.6 Outlook
- References
- 11. Tooth profile design for reduced sliding velocity and wear
- Abstract
- 11.1 Introduction
- 11.2 Tooth contact analysis
- 11.3 Involute gears
- 11.4 S-gears
- 11.5 Summary and conclusions
- References
- 12. Design of gears and noninvolute gears: theory and experiment
- Abstract
- 12.1 Design guidelines
- 12.2 Gear’s operating temperature
- 12.3 Root stress control
- 12.4 Flank pressure control
- 12.5 Wear control
- 12.6 Testing methodologies
- 12.7 Test samples
- 12.8 S-N curve testing
- 12.9 Wear characterization
- 12.10 Coefficient of friction characterization
- 12.11 Noninvolute gears
- 12.12 S-gears
- References
- 13. Mold design and injection molding simulations for polymer gear
- Abstract
- 13.1 Introduction
- 13.2 Injection molding
- 13.3 Simulation of the influence of process parameters on the injection molding process
- 13.4 Injection molding tools
- 13.5 Variotherm
- 13.6 Control of the injection molding process
- 13.7 Conclusions
- References
- 14. Manufacturing of polymer gears by machining
- Abstract
- 14.1 Introduction
- 14.2 Basics of the gear-cutting process
- 14.3 Dimensional accuracy of machined polymer gears
- 14.4 Surface integrity and operating performance
- 14.5 Conclusions
- Acknowledgments
- References
- 15. Failure analysis of polymer gears made by additive manufacturing
- Abstract
- 15.1 Introduction
- 15.2 Additive manufacturing and experimental testing of polymer gears—short review
- 15.3 Failure analysis of polylactic acid and nylon gears made by additive manufacturing
- References
- 16. Additive manufacturing of polymer gears
- Abstract
- 16.1 Introduction
- 16.2 Designing gears for additive manufacturing from polymers
- 16.3 Software processing of data for the additive process
- 16.4 Additive gear manufacturing processes
- 16.5 Conclusions
- References
- 17. Complementary properties of optical, tactile, and computed tomography measurement principles
- Abstract
- 17.1 Measurement of gears with coordinate measuring systems
- 17.2 Sensors used in coordinate metrology for the measurement of plastic gears
- 17.3 Coordinate measurement machine designs
- 17.4 Software
- References
- 18. Optical areal geometrical quality control of gears
- Abstract
- 18.1 Introduction
- 18.2 State-of-the-art
- 18.3 Geometrical quality grades
- 18.4 Gear measurement procedures
- 18.5 Measurement alignment methods
- 18.6 Case study: optical geometric quality analysis of gears
- 18.7 New geometric quality parameters
- 18.8 Conclusions
- References
- 19. Experimental testing of polymer gears with consideration of their thermomechanical behavior
- Abstract
- 19.1 Polymer gear performance, durability, and characteristic failure modes
- 19.2 Polymer gear design and testing in line with the VDI 2736 guideline
- 19.3 Polymer gears’ underlying physical phenomena, failure modes, and experimental characterization methodologies
- 19.4 Conclusion
- References
- 20. Tribology of polymer gears: friction coefficient and wear
- Abstract
- 20.1 Introduction
- 20.2 Working conditions and materials
- 20.3 Tribological tests
- 20.4 Optimization of tribological properties
- 20.5 Conclusion and challenges
- Acknowledgments
- References
- 21. A combined numerical and optical analysis of failure attributes in polymer nanocomposite gears
- Abstract
- 21.1 Introduction
- 21.2 Numerical approach based on finite element analysis
- 21.3 Experimental practice
- 21.4 Result and discussion
- 21.5 Conclusion
- References
- 22. Computational fluid dynamics model for polymer gears with oil lubrication
- Abstract
- 22.1 Introduction
- 22.2 Fundamental theory of elastohydrodynamic lubrication
- 22.3 Elastohydrodynamic lubrication characteristics of polymer gears under various internal and external influencing factors
- 22.4 CFD analysis of lubrication characteristics for polymer gear
- 22.5 Conclusion
- Acknowledgments
- References
- 23. Performance of autoclave-cured carbon fiber reinforced polymer composite gears
- Abstract
- 23.1 Potential of woven fiber reinforced polymers in gear applications
- 23.2 Material preparation
- 23.3 Durability and performance
- 23.4 Damage modes
- 23.5 Perspective
- References
- 24. Efficiency of polymer gears
- Abstract
- 24.1 Introduction
- 24.2 Power loss modeling
- 24.3 Analysis of sliding friction losses
- 24.4 Conclusions
- Acknowledgments
- References
- 25. Incorporating image processing for postanalysis of polymer-based gears
- Abstract
- 25.1 Introduction
- 25.2 Material and method
- 25.3 Result and discussion
- 25.4 Conclusion
- References
- 26. Lifetime testing of polymer gears
- Abstract
- 26.1 Introduction
- 26.2 Weibull distribution
- 26.3 Experimental testing of polymer gears
- 26.4 Lifespan
- 26.5 Conclusion
- References
- 27. Application of bio-based fibers for polymer reinforcement
- Abstract
- 27.1 Introduction
- 27.2 Materials and Methods
- 27.3 Results and discussion
- 27.4 Conclusion
- References
- 28. Application of polymer bevel gears for car suspension system
- Abstract
- 28.1 Suspension system
- 28.2 Springless suspension
- 28.3 Polymer gears
- 28.4 Case study
- 28.5 Conclusions
- References
- 29. Applications of PEEK gears for high-power transmissions
- Abstract
- 29.1 Introduction
- 29.2 PEEK properties
- 29.3 PEEK gear manufacturing
- 29.4 Plastic gear evaluation
- 29.5 PEEK gear performance
- 29.6 PEEK gear applications
- References
- Index
- Edition: 1
- Published: November 15, 2024
- Imprint: Elsevier
- No. of pages: 840
- Language: English
- Paperback ISBN: 9780443214578
- eBook ISBN: 9780443214585
ST
Sabu Thomas
Prof. Sabu Thomas is a Professor of Polymer Science and Engineering and the Director of the School of Energy Materials at Mahatma Gandhi University, India. Additionally, he is the Chairman of the Trivandrum Engineering Science & Technology Research Park (TrEST Research Park) in Thiruvananthapuram, India. He is the founder director of the International and Inter-university Centre for Nanoscience and Nanotechnology at Mahatma Gandhi University and the former Vice-Chancellor of the same institution.
Prof. Thomas is internationally recognized for his contributions to polymer science and engineering, with his research interests encompassing polymer nanocomposites, elastomers, polymer blends, interpenetrating polymer networks, polymer membranes, green composites, nanocomposites, nanomedicine, and green nanotechnology. His groundbreaking inventions in polymer nanocomposites, polymer blends, green bionanotechnology, and nano-biomedical sciences have significantly advanced the development of new materials for the automotive, space, housing, and biomedical fields. Dr. Thomas has been conferred with Honoris Causa (DSc) by the University of South Brittany, France.
MH
Miroslav Huskić
HM
Hanna J. Maria
Hanna J. Maria is a Senior Researcher at the School of Energy Materials and the International and Inter University Centre for Nanoscience and Nanotechnology, Mahatma Gandhi University, India. Her research focusses on natural rubber composites and their blends, thermoplastic composites, lignin, nanocellulose, bionanocomposites, nanocellulose, rubber-based composites and nanocomposites.
JT