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Type: Posts; User: EmanuelGoldstein

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  1. Replies
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    But about SGI, it's wrong. I won't get into...

    But about SGI, it's wrong.

    I won't get into whether Intergraph had "better" graphics than SGI (you'd get a stiff fight from anyone who ever used Infinite Reality) but what happened to SGI didn't...
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    Made me laugh .... I had a friend in El Segundo...

    Made me laugh .... I had a friend in El Segundo involved in making missile casings and maybe some other stuff. He travelled all over, around 1990-ish was offered some Soviet missiles. So he called...
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    Not so much, actually. Many people in England and...

    Not so much, actually. Many people in England and France knew that Germany was going to be a problem. The militarist crippled Kaiser made sure of that, along with Teddy Roosevelt and Andrew Mahan....
  4. The IT part may become cheap and smart but the...

    The IT part may become cheap and smart but the 'pick it up and put it in the machine' part is going to be just as expensive as it was in the seventies, when robots were first going to take over the...
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    This is not necessarily what your problem is,...

    This is not necessarily what your problem is, because those helpful error messages often point in the wrong direction. But ...

    Servos have to have a following error to work. When the axis is where...
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    They are still grumpy because the CIA overthrew...

    They are still grumpy because the CIA overthrew the elected leader of the country, Mohammed Mossadegh, and put the Pahlevi puppet on the throne, then helped him run the place (look up SAVAK some...
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    That's a fairly long rapid move ? On an older dc...

    That's a fairly long rapid move ? On an older dc drive control you'd turn up the gain on the drive for that axis.

    In fact, you should probaly run through the tuning procedure for all your drives,...
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    They are top quality machine tools today. When a...

    They are top quality machine tools today. When a state-owned factory in China has a bunch of money to piss away, they go to Liebherr, Hofler and Giddings & Lewis.

    Or they did right before this...
  9. Unless you're running a straight-laced spool...

    Unless you're running a straight-laced spool 21"er on the front, with an Avon Speedmaster .... or an XR at San Jose :D
  10. I thought The Grinding Wheel was the most...

    I thought The Grinding Wheel was the most informative. Not very hands-on, more of a high-level view but had a bunch of interesting information and things to think about.

    Norton used to publish...
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    A barrelback Baby Rumrunner with a Jag v-12, mmmm...

    A barrelback Baby Rumrunner with a Jag v-12, mmmm !

    Screw that mercedes crap, icky :D
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    Hobbing makes scallops, too. The arcs are the...

    Hobbing makes scallops, too. The arcs are the diameter of the hob, so as long as your cutter is larger than a hob (usually about 3 or 4 inches) then you will get an equal or better surface than...
  13. But your computer isn't hooked to your mill or...

    But your computer isn't hooked to your mill or lathe. Sure, for production machines where they have a limited lifespan and cost enough that the builder will keep parts for a few years (except Haas,...
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    That's how I would do it tho :D I mean, he's got...

    That's how I would do it tho :D I mean, he's got the linear in Z and the rotary in B, why not ? It's no harder than the animations that David M has been making. In fact, it's the same. Borrow that...
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    Oh jeeze. You're set ! Just make a fixture for...

    Oh jeeze. You're set ! Just make a fixture for the 4th to hold your blanks and get a couple of v-shaped cutters and away ya go ! Nothing to do but cut teeth !

    If you put the 4th on a sine plate...
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    Now that made me laugh out loud ! There is a...

    Now that made me laugh out loud !

    There is a Shanghai saying - "In business, there are no friends."

    Ignore it at your peril :D
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    But is it billet ? :D I miss Mike McFeely at...

    But is it billet ? :D

    I miss Mike McFeely at Lusk. He was always at least 30% cheaper than anyone else :(
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    If the price were close I'd have someone make a...

    If the price were close I'd have someone make a new one. And I'd make it out of steel, not cast iron.

    This advice is worth what you paid for it :D
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    Cool ... No, it's a function of the number...

    Cool ...


    No, it's a function of the number of teeth, the base circle diameter and the height of the teeth. Just try running your other animation - the one that used a rack tooth - on 11 or 12...
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    Are you rotating that from the base circle ? The...

    Are you rotating that from the base circle ? The involute is derived from the base circle, not the pitch diameter. Just wondering ...

    But one of the neat things about using a wire edm is that you...
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    Reishauer :) This was the competition back...

    Reishauer :)

    This was the competition back before cnc = form grinding vs generating grinding. Then in the generated grinding camp you had the rack wheel type like Maag and Kolb and Pratt & Whitney...
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    I may be reading too much into this but many of...

    I may be reading too much into this but many of the government people I have met have been brilliant, in a people-handling sort of way.

    So, what's the biggest squawk from the US in re China ?...
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    PM 'Dan from Oakland'. Beaucoup de automotive...

    PM 'Dan from Oakland'. Beaucoup de automotive experience, a variety of hobbers and shapers and even a keyseater or two.

    ^ The guy who used to do Ross'es gears is no longer available :(

    Danny...
  24. Electronics always fail. And when they do, you...

    Electronics always fail. And when they do, you can't replace them.

    Remember the peecee controls craze ? "If it breaks, just run down to your local computer store and buy a new one for $39.95 !"
    ...
  25. Not really. The ram will be out towards the tips,...

    Not really. The ram will be out towards the tips, all you have to do is set it on the concrete floor on top of a couple galvanized pipe rollers from Home Depot and away ya go. The forklift mast...
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