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42841Re: [atlas_craftsman] Re: Metric Threading on a 12x36

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  • William Abernathy
    May 1, 2006
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      One thing I haven't been able to figure: Are the metric threading pitches
      supplied by Atlas in the metric threading pdf accurate, or are they approximations?

      --William A.

      jdmichael2001 wrote:
      > Robert,
      > In the files section, there is a file Metric Threading.pdf which
      > shows the gears required for cutting metric pitches with a QC
      > gearbox. When I called Clausing a couple years ago, the gears sets
      > were still available from them. Alternatively, you may find them
      > with used tool vendors at model engineering shows as I have.

      > Jan Michael
      > --- In atlas_craftsman@yahoogroups.com, "r_corriveau"
      > <r_corriveau@...> wrote:
      >>I am a new owner, as of last week.
      >>Jumping the gun, I am trying to figure out how to make metric
      >>I did the calculations and found the gear box settings in tpi which
      >>were close to the metric pitchs.
      >>For better accuracy I could use a 127T gear. Does anyone have any
      >>more info on this. Where does it get installed and with what other
      >>gear 120 or 100? Where can I get such gears? What are the specs
      > of
      >>these gears? I have seen 14.5 degree pressure angle 16 pitch...
      >>If anyone has ever gone about this I would welcome any insite.
      >>If others are interested, speak up, I will share the solutions once
      >>I get through it all.
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