ZN (Involute) type globoid worm gear set 3d model
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ZN (Involute) type globoid worm gear set

ZN (Involute) type globoid worm gear set

by GrabCAD
Last crawled date: 1 year, 10 months ago
If the cutter's plane is perpendicular than the generated worm is ZN type. This is actually the most common type among globoid worm gears. The cutting conditions are way better than in case of an Archimedian type globoid worm. Of course, the cutter may have positive rake angle.
See the contact pattern on
https://www.youtube.com/watch?v=dohKj9Lbj3M.

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