Gingery Dividing Head Pdf Download
The Gingery design is most useful as a rotary table. A good discussion of multiple threading can be found in chapter 13 of the book Machine Shop Practice, Volume 1 by K.H. Authority control WorldCat Identities VIAF: 94443726 . .. The problem with dividing heads is that they tend to be expensive.
This is fine for when one does not want to make and drill a fraction plate. If we use a simple worm gear with a pitch of 0.1, well have an 80:1 reduction instead of the 40:1 reduction we want. (You could, of course, choose to work with any reduction, but 40:1 is fairly standard and works well with the fraction plates and tables provided in the Gingery book.) The solution is to use a double-threaded (or double start) worm gear. You can help Wikipedia by expanding it. 160 Pages.The Dividing Head is also known as book 6 from the best selling 7 book series, 'Build Your Own Metal Working Shop From Scrap'.This project really proves the worth of a simple lathe fitted with only a face-plate and centers. (5C collets are also available for hex and square work, but not for $6!) The indexer has served well for jobs where the divisions come out to even 1-degree values. More Details - The Dividing Head & Deluxe Accessories Written by David J.GingeryPublished by David J. This is dictated by a number of factors including the I.D. This article has multiple issues. David J.
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