A Method for Generating Helical Surface of the VPA Hob on a CNC Worm Grinding Machine

Van The Tran, Ruei Hung Hsu, Shih Sheng Chen, Yu Ren Wu

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

Variable pressure angle (VPA) hob is an important cutting tool for generating the twist-free tooth flanks on a crowned involute helical gear used in the high precision gear boxes. However, an appropriate method for generating the VPA hob surface has not proposed yet. Therefore, this paper presents a worm grinding method for generating the helical surface of VPA hob on a CNC worm grinding machine. A mathematical model of the proposed method is established based on a standard hob by controlling rotational motion of the hob axis in the worm grinding process. A numerical example is implemented to verify the merits of the proposed method.

Original languageEnglish
Article number04002
JournalMATEC Web of Conferences
Volume95
DOIs
StatePublished - 9 Feb 2017
Event3rd International Conference on Mechatronics and Mechanical Engineering, ICMME 2016 - Shanghai, China
Duration: 21 Oct 201623 Oct 2016

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