Many consider gear production to be complex and expensive because of the need to acquire a dedicated machine. However, CMZ has released a special video and downloadable guide on how to perform gear hobbing on its CNC lathes. The content steers CMZ lathe users through all the basic gear parameters and cycles required to machine gears. Hobbing is a process to manufacture gears by the use of a tool known as a ‘hob’, with the geometry of the gear obtained by synchronised movement between the spindle and live tool.

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