Pipe Threads

Discussion in 'Pro/Engineer & Creo Elements/Pro' started by Leo Weeks, Dec 9, 2003.

  1. Leo Weeks

    Leo Weeks Guest

    I was wondering how some of the other Pro/Users make NPT threads? In Pro/E
    2001, there doesn't seem to be anything in the holes area, or not that I
    have found to make pipe threads. Any help would be appreciated.
    Thanks,
    Leo
     
    Leo Weeks, Dec 9, 2003
    #1
  2. Leo Weeks

    Pete Guest

    Yeah, we did the same thing, .hol files for NPT, and Helicoil thread
    both inch and metric, plus those funny European PG threads too. It's
    necessary if you don't want to watch a thousand warnings come at you
    in Pro/NC (tool bigger than hole, etc). We also edited the drill
    sizes down to minimize the total number of tools needed by finding
    commonality between different tap and clearance drills and picking a
    compromise tool.

    The NPT threads surface is not tapered, unfortunately, but that
    doesn't really create any problems downstream.

    Regards
    Pete
     
    Pete, Dec 10, 2003
    #2
  3. Leo Weeks

    Leo Weeks Guest

    Yeah, I've seemed to have noticed that cosmetic threads are not constructed
    parallel to the thread surface.
     
    Leo Weeks, Dec 10, 2003
    #3
  4. Leo Weeks

    Joe Ashurst Guest

    Ok this is fine but why should we be the ones to do this when
    SolidWorks has this feature built in. I think that PTC should get off
    its big fat butt and create this feature for us. I have messed with
    this for quite some time now and have been unable to create this the
    way it should be. I will try this a few more times but I think the
    fastest way is to add the cosmetic thread to a tapered hole. I am
    sure if enough people tell PTC that this feature is needed that they
    will create it.
     
    Joe Ashurst, Dec 16, 2003
    #4
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