Abstract
This paper deals with the investigation of gear finish hobbing using several cutting materials. Gear finish hobbing is a method for soft finishing of external cylindrical power transmission gears. Based on these results, the potential of the cutting materials cemented carbide, PM-HSS, cermet and PCBN were presented in this paper. The challenges in gear finish hobbing are small chip thicknesses and high cutting speeds. Regarding these points the wear behavior of the tools was investigated. For the investigation the fly-cutter process was used. In the conducted investigations the wear behavior at cutting speeds between 250 up to 2250 m/min was regarded. The conclusion is, cemented carbide tools have the highest potentials for gear finish hobbing at high cutting speeds. The cutting materials cermet and PCBN do not allow a stable process at cutting speeds above 1500 m/min.
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Acknowledgments
The authors gratefully acknowledge financial support by the German Federation of Industrial Research Associations (AiF) [Project Number IGF-17007 N] for the achievement of the project results.
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Sari, D., Klocke, F. & Löpenhaus, C. Gear finish hobbing: potentials of several cutting materials. Prod. Eng. Res. Devel. 9, 367–376 (2015). https://doi.org/10.1007/s11740-015-0626-7
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DOI: https://doi.org/10.1007/s11740-015-0626-7