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Type: Posts; User: youngjim

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  1. Replies
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    Anyone heard of a Hobby 818 lathe?

    An acquaintance has one, photo attached. The label says, "Hobby 818" and little else, and I couldn't find anything else on it. It has an induction motor driving a very thin belt, and plastic change...
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    If you're interested in a turnkey retrofitted...

    If you're interested in a turnkey retrofitted 10x22, try d3cnc.com

    Jim
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    Maybe ask these...

    Maybe ask these guys? They seem to be in the same field - albeit on a larger scale - and might be willing to offer a little insight.

    Jim
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    So, perhaps in a few years when I have a place of...

    So, perhaps in a few years when I have a place of my own, my setup will look like this.

    Jim
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    In Canada, snow comes to you! Jim

    In Canada, snow comes to you!

    </Yakof>

    Jim
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    I was thinking about the pins myself and it...

    I was thinking about the pins myself and it dawned on me that if each station on the turret had 3 dowel pins, then you could use them to operate switches to give signals to mach for which tool is...
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    http://www.cnc-projects.de/CNC-Revolver.html...

    http://www.cnc-projects.de/CNC-Revolver.html
    YouTube - CNC Turret - Benchtest #2
    www.issintl-inc.com/latheturret
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    If you can leave a bit of a radius at each corner...

    If you can leave a bit of a radius at each corner then it'll be more resistant to cracking from flexing. Either leave a bit of material at each corner (i.e. don't file it square) or drill a small...
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    There is a thread for RFQs in the list. The more...

    There is a thread for RFQs in the list. The more information you can provide on the part you want made, the better. A 3D CAD file is best, but a 2D CAD file or a well-drawn sketch would probably be...
  10. That was the first place I looked :)

    That was the first place I looked :)
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    I've been looking everywhere for a 1/46" pin! ...

    I've been looking everywhere for a 1/46" pin!

    Jim
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    If you can't use stainless, what about one of the...

    If you can't use stainless, what about one of the nickel or cobalt alloys? I'm sure they're as bad to machine as they are to weld (I have some peripheral experience to that bit of bother) but there...
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    There is also a thread here about fabricating...

    There is also a thread here about fabricating your own out of folded denim of all things, if you can't find a suitable replacement anywhere else.

    Jim
  14. If you can weld like that then you might consider...

    If you can weld like that then you might consider work in aerospace, there is lots of work for someone who can consistently make good GTAW welds in stainless and high performance alloys.

    Jim
  15. Looking for solid models of a couple of threadforms

    Hi, does anyone have a cad model of a bit of 9/16"-18 thread, and AN or (SAE AS5194) male fluid connections? I haven't been able to find such anywhere, and it would help me greatly. 2d drawings...
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    If you want I can find the ISBN for my college...

    If you want I can find the ISBN for my college jet engine textbook, it has a lot of the technical stuff on such centrifugal compressors.

    Jim
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    Piece of cake. Heh. Jim

    Piece of cake. Heh.

    Jim
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    6.28 is approximately 2*pi radians, is it working...

    6.28 is approximately 2*pi radians, is it working on that?

    Jim
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    http://www.mmsonline.com/article.aspx?id=14722

    http://www.mmsonline.com/article.aspx?id=14722
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    Nice! I'd like to meet the guys who figured that...

    Nice! I'd like to meet the guys who figured that whole mechanism out. I've watched it go up and down a million times and is still a bit of a mystery.

    Jim
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    This method in YouTube - Frà¤sen von einem...

    This method in YouTube - Frà¤sen von einem Aluminium Notebookgehà¤use.

    Jim
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    Given patience and effort, I could do an equal...

    Given patience and effort, I could do an equal job myself, but why reinvent the wheel? I'll keep this in mind.

    Jim
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    Regarding the OP - Nice looking work. Syil is...

    Regarding the OP - Nice looking work. Syil is close enough to me that buying one of theirs could save me quite a bit of money on shipping, not to mention I'd be able to see what I'm getting...
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    If you can set up a fixture so the loose bit is...

    If you can set up a fixture so the loose bit is fastened down so it won't move when the supporting metal is cut away, you should be alright. You might want to set up a cut with a v-shaped section,...
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    Have you heard of Hi-loks...

    Have you heard of Hi-loks? They're aircraft fasteners, basically a bolt with the hex on the end of the shank rather than in the head. Their usual application is with a nut-like collar, you hold the...
  26. Thread: TURBO charger

    by youngjim
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    Forced induction will cost anywhere between about...

    Forced induction will cost anywhere between about $2500 for a centrifugal supercharger kit to $5-7k for a turbo kit. With that, figure on feeding it premium, too.

    I'd look around at a V-6 or V-8...
  27. Thread: TURBO charger

    by youngjim
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    Turbo swaps

    In some regard it is easier with injected vehicles: With forced induction, the mass air sensor will see more air coming in, and to the limits of its program and the capacity of the fuel system, the...
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    I may have been thinking of the smaller lathes,...

    I may have been thinking of the smaller lathes, yes. The point is, we're getting screwed on purchasing these up here. It makes the idea of a road trip entirely worth it.

    Jim
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    You are of course correct. Jim

    You are of course correct.

    Jim
  30. Thread: New Drives

    by youngjim
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    I agree, the honesty to have transparency on...

    I agree, the honesty to have transparency on things which need to be fixed is a meaningful selling point for me.

    Jim
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