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    The arrogance of some people

    I'm not sure what forum is in offense , but I must say as a complete newbie who admits to being that guy who puts a topic up the day I discovered this forum, I have been amazed at the workmanship , acceptance and conversations on this site. I am humbled mostly by the craftsman who does with the...
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    Briesch; 1/3 Associated Tips and Tricks

    I have a set of prints and castings of the same vintage. The prints are yellowed, faded and delicate. I will try to copy them and see what I get.
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    Hi from Montana

    Thanks Jeff, Bob and all. I am lucky that we have a dedicated instructor who started this program and our local High School has a great teacher who sends us several students a year that are pumped up about machining. I am just starting on a program that is to create pathways for High School...
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    Why Is It So Hard To Decide?

    I use a lot of ER16 and 32 collets from Maritool. The nuts are balanced and holders too. This is CNC stuff meant to be balanced at 25000 rpm,but I am going to make some holders for the lathes (I teach at a community college) for the same reason you want too. I will post what I am doing, it may...
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    Hi from Montana

    Thanks for the welcome! I will put some shots of our shop up. We have a two year program, the first is all manual machines, mills, lathes, grinders, horizontal mills. Art Warner is our 22 year veteran and the man who built this entire program. I teach the second year and we mix it up a bit, I...
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    Hi from Montana

    Hello from Montana! I just discovered this forum and enjoying so many of the threads that I jumped in without an introduction! I started in steam when I was a kid, running small engines then traction engines under wonderful mentors at the WMSTR steam show in Minnesota. One week after my 18th I...
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    Gang tool on a Dorian toolpost

    Don't get me wrong, I think the Dorian is very repeatable, like a tenth but I should say I doubt MY repeatability. Cleanlines and such. I have been known to load the wrong holder and the results are predictably bad! Employees were more likely to load the wrong holder or mutiny if I had to make...
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    Gang tool on a Dorian toolpost

    Oh, to answer New Guy, I use the gang tool because the quick change isn't repeatable enough. I can't say how much out though. I should check it! I keep things really clean but you know how that is! I'd guess it is within tenths repeatability but on a .010" dia I look at it like how much...
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    Gluing Delrin

    I've done a bit of prototype work and a lot if injection molding of Acetal (Delrin is tm). I never have bonded parts but if I can explain this, have created a mechanical "lock" made of epoxy. If you have a shaft in a bushing. Groove the i.d. of the bushing and at the same location, groove the...
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    Gang tool on a Dorian toolpost

    Yes the holes were drilled with the tools in the spindle BUT when we take it out to align and set our tool offsets again we indicate around the head of a mold ejector pin (a pin with a larger diameter) so we can get the vertical and horizontal axis right on. Ahh, starting with a 5C spindle, how...
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    Gang tool on a Dorian toolpost

    And Tin Falcon.... Is that two tool posts independently driven? I will have to look this over. Very nice!
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    Gang tool on a Dorian toolpost

    Good questions and guess as to why! I think if you click on the youtube video, right in the middle it should run. That gang tool bar was purchased and nicely ground but gives you a good idea what can be done on the small cnc. I like my dorian but the tool bar is very accurate and repeats. The...
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    Gang tool on a Dorian toolpost

    Hi, the lathe is the Haas HPCL. I do not believe it is still offered for sale but it is perfect for small parts, limited production and I love the machine! It was cheaper than a hardinge toolroom lathe and the CNC is easy to operate. I had a few Haas TL1 machines and they are very good for...
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    Gang tool on a Dorian toolpost

    I just discovered this forum and am enjoying it immensely so I thought I'd share a little tool we made and are using today. Gang tooling is common on CNC machines without a turret. I like to use the gang tools on my lathe, in the toolpost or mounted to the cross slide. Dorian has an awesome...
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