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Type: Posts; User: CarbideBob

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  1. Replies
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    Diplomas suck. I dropped out after two years to...

    Diplomas suck.
    I dropped out after two years to run a shop doing well.
    Younger sister, I told her to stay in as a ME when she wanted so badly to quit.
    She hatted the whole deal. I go visit once a...
  2. Replies
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    This neat but..... What to do with all that data?...

    This neat but..... What to do with all that data?
    Here is where cmms computers are very different from a cnc machine tool control.
    A 3-5 axis mill can act like a cmm for somethings.
    Yes it will...
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    4,417

    Yes, you do not want to wet the surfaces.

    Yes, you do not want to wet the surfaces.
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    May depend on where in the stream you inject the...

    May depend on where in the stream you inject the fuel.
    Sitting where the carb was is just a fancy carb.
    Also here with the inflow wet a mirror polish maybe not so good as one needs to keep the...
  5. Also keep in mind that cobalt leeching and cobalt...

    Also keep in mind that cobalt leeching and cobalt depletion in EDM cutting are two very different things.
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    I do not do small blocks. Big block Bob is the...

    I do not do small blocks. Big block Bob is the street money and race name.
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    You can not die or be to very sick.... this is...

    You can not die or be to very sick.... this is not allowed.
    You are way part and soul of all us. This means fight and I know all here pushing for good.
    Get better and kick some butt here.
    Bob
  8. Replies
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    It is not a link and a 3 axis mill is not a CMM....

    It is not a link and a 3 axis mill is not a CMM.
    But it is sort of.
    So why not software with all the bells and whistles of a CMM.
    Axes and plane alignments off the part sitting in free space. Fit...
  9. Replies
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    Is there no stuff that makes a cnc mill act like...

    Is there no stuff that makes a cnc mill act like cmm?
    Puck the fact that a VMC is not a CMM and all that and all that stuff.
    Kind of know that as a CMM builder.
    So we have a machine/probe and...
  10. Here is a weird thought on helix drills. A...

    Here is a weird thought on helix drills.
    A spring and and unwind a tad during high cutting forces.
    This means they get longer. Then the chip breaks, they unload and get shorter.
    WTF, my drill...
  11. Engineer I knew. First to use silicon nitride for...

    Engineer I knew. First to use silicon nitride for block surfaces.
    First to use CBN boring of engine blocks. First in the auto world to go to one piston size and eliminate that sizing problem.
    This...
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    Which is where the art part comes in. Drag race,...

    Which is where the art part comes in.
    Drag race, offroad, short track, Daytona, boat, street car?
    All these like different porting and this comes from many trials and errors.
    CFM is only the...
  13. Replies
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    What is this a few decades late to the party?...

    What is this a few decades late to the party?
    Japan made shit and mass sales and then upgraded.
    China is well on that route.
    In fact the no longer place for low cost production as they go through...
  14. Replies
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    Doing this is sort of secret and very engine and...

    Doing this is sort of secret and very engine and powerband dependent.
    There is how deep and polish is often not the best idea as stated above otherwise wetting and lower flow although it looks very...
  15. Conical grinds are two cones setting sideways...

    Conical grinds are two cones setting sideways (radially at a angle) and offset to centerline. This style uses mostly a swinging motion during grind.
    Yours sounds helical which I suspected from the...
  16. I ment conical, helical, other?

    I ment conical, helical, other?
  17. What kind of a tip does a Black Diamond make?

    What kind of a tip does a Black Diamond make?
  18. Replies
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    2,640

    I have never done Mazatrol. This a so huge minus...

    I have never done Mazatrol. This a so huge minus on my resume when looking for a job.
    I have built CAD and CAM systems ground up along with CNC controls but no Mazatrol a big do not qualify for a...
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    Your part is exactly this no matter how made....

    Your part is exactly this no matter how made.
    Free your mind, and the rest will follow.
    Bolt circles are the same.
    Rotate your cad view -40 degrees. Now it is a vertical line. All X numbers on...
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    One trick with these is that the very first...

    One trick with these is that the very first entrance cut has to hard and fast. This a big key. No nice and gentle start. Hit it hard.
    Otherwise they do not bite in good enough and walk. The spring...
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    I understand that. using rotation : NewX=...

    I understand that.
    using rotation :
    NewX= (-19*cos(-40)) + (73.5*sin(-40)).
    This equals 61.79973
    This and it's mating equation NewY = -x*sin(angle) + y*cos(angle) can be very handy in cnc...
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    Running at 160+ and wondering if the suppliers...

    Running at 160+ and wondering if the suppliers where afraid of spending a few dollars and wanted a cheap way out.
    It's not like you may die or any of that.
    Flip side is that I have done many not so...
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    Lets do it the easy way. Point on the line is...

    Lets do it the easy way.
    Point on the line is -19 x and 73.5 y.
    If one had to measure it on B-port rotary table or surface plate you would twist it so the line straight.
    This simple.
    One sine...
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    And now the print is back and the hand sketch...

    And now the print is back and the hand sketch gone. Once there were two. Then there was one and now the other.
    Must be a brain failure.
  25. Make friends with a house that has the equipment....

    Make friends with a house that has the equipment.
    A lunch at Burger King is all it it takes in most cases. There is the titty bar and and that can buy a whole lot of free part testing.
    Bob
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