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  1. Replies
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    Actually I'd run it forward and stone it. If...

    Actually I'd run it forward and stone it.
    If done backwards you will cam the OD grind more like an endmill so you will need to remove more.
    Rounding or dulling the front 45s with a stone or...
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    6,468

    The market for your product shrinks while at the...

    The market for your product shrinks while at the same time manufacturing efficiencies grow and at some point you no longer need the capacity, number of workers, and plants that you once had.
    It's...
  3. M42? Now I'm confused.

    M42?
    Now I'm confused.
  4. I've seen it done in twice in auto plants so lots...

    I've seen it done in twice in auto plants so lots of decent sized machines.
    Few actual machine problems.
    A whole lot of trucks and gensets in the parking lot. The fumes and noise were huge.
    Bob
  5. Isn't it just like tapping any 1 inch thread?...

    Isn't it just like tapping any 1 inch thread?
    You do have to get the depth right but the taper is in the tap itself.
    Thread milling, yes big difference in the code.
    Bob
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    Kind of a neat idea... A even nicer design would...

    Kind of a neat idea...
    A even nicer design would be 0.100 per degree.
    But if you had such in a shop with employees and actual sine bars I'd see a big puckup just waiting to happen.

    Sine bars...
  7. Replies
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    6,728

    I'd hate to think that this is the way it is...

    I'd hate to think that this is the way it is here.
    Most of my cnc grinders started out life as basic manual machines.
    I built my first in 1979 from a Harig 612 and a expanded COSMAC ELF. A few...
  8. Replies
    415
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    16,882

    Why the hostile view against Hong Kong which was...

    Why the hostile view against Hong Kong which was a friend for a long time.
    The lease expired and things were bound to change and a lot would become unhappy. Who did not see that coming?
    China has...
  9. Replies
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    Marcus, Keep in mind that your math solution...

    Marcus,
    Keep in mind that your math solution only works out with a perfect cutting tool.
    Nobody makes "zero" cutting tools.
    This is a problem I have to explain over and over again to young...
  10. Replies
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    6,728

    Many ways to "get er done". At some point you...

    Many ways to "get er done".
    At some point you have to ask what level of accuracy to you want to make and how do you check it.
    Down in the guts CNC machine tools work in counts and that is a integer...
  11. Replies
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    10,394

    I know the scrap rates. Now if selling...

    I know the scrap rates.
    Now if selling functional but older machines how many times the current scrap metal price can you hope to you get?
    Bob
  12. Replies
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    Dazz, As with encoders mounting error or runout...

    Dazz,
    As with encoders mounting error or runout of the generator is usually the biggest problem. You have to be very careful with this if designing from scratch.
    You get speedup/slowdown of the...
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    6,728

    Be aware that a high resolution encoder mounted...

    Be aware that a high resolution encoder mounted on the slow output side will have cyclical errors due to mounting tolerances.
    If the track has any runout (and it will) there will be fast and slow...
  14. Replies
    415
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    16,882

    That is the deal most see until you have been...

    That is the deal most see until you have been there. The 42 foot offshore or airplanes do not buy you happiness.
    Yes some show of pride but not real happiness. It all fades oh so fast and is fake....
  15. Replies
    415
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    16,882

    Many definitions to a good life. Little sister...

    Many definitions to a good life.
    Little sister and her husband make 50-100 times what I do so serious money, lots of houses, all that dream stuff you see on TV or read about.
    Yet I wonder about how...
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    1,765

    Ti solid or not has a way higher "spingback" in...

    Ti solid or not has a way higher "spingback" in the cut so you bind or lockup the cutter. You have seen this bad deal cost you real cash.
    In a saw this means a higher backtaper and side taper on...
  17. Replies
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    2,720

    What I find interesting is that is a surcharge...

    What I find interesting is that is a surcharge and not a price increase.
    Bob
  18. Replies
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    If you put any real value on your time and effort...

    If you put any real value on your time and effort the Delta Tau is maybe the lowest cost approach.
    There is a reason precision gear hobbing machines stayed mechanical for quite a while after nc/cnc...
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    16,882

    It breeds a violent supply chain as there is no...

    It breeds a violent supply chain as there is no other option.
    You can not go to court if you ripped off so it becomes street justice which is way harder than legal means.
    The worst in this tend to...
  20. You say you are pressing in inserts to get the...

    You say you are pressing in inserts to get the PCD.
    Round or oval shaped holes being cut in the wheel?
    Different tool designs needed for the two options.
    Bob
  21. Replies
    415
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    16,882

    Maybe he knew the Senate would go that way. Hell...

    Maybe he knew the Senate would go that way.
    Hell no I don't "buy" it and I don't think he did either.
    He is more complicated than most politicians and while at odds with my thinking does make the...
  22. Replies
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    That all sounds so easy if you say it fast. What...

    That all sounds so easy if you say it fast.
    What could go wrong?
    Any signal you get from the spindle has come and gone and you are late to the party.
    Bo
  23. Replies
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    16,882

    So a sort of deal already made with a 25% tax as...

    So a sort of deal already made with a 25% tax as a threat.
    Do I see a known under the table deal for votes of those who did not know?
    Sneakily but a good or even great move.
    At times I see Trump...
  24. Replies
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    16,882

    Happens every day and night. Not news worthy....

    Happens every day and night. Not news worthy.
    Accept that this is SOP.
    Many not drugs just moving to other families members here.
    Why do so many not understand the underground life. Are you all...
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    16,882

    I have to question if you know how this world...

    I have to question if you know how this world works.
    Seems like you are reading "news" and making assumptions with no real experience.
    If people in the US did not want drugs there would not be...
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