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Type: Posts; User: car2

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  1. Replies
    28
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    1,610

    My PC expert (used to work for Intel, and...

    My PC expert (used to work for Intel, and designed the first laptops for IBM), also says "you never know" what might happen with a USB-Serial converter that may cause a glitch.

    I bought an older...
  2. Replies
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    708

    I don't know what decade the instructors,...

    I don't know what decade the instructors, professors and administrators are working in, but "engineers" since the 80's started being responsible for design, drafting, testing, documentation, and...
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    670

    The simple way to reverse the DC motor is with a...

    The simple way to reverse the DC motor is with a DPDT switch (plenty of examples available by searching "DC motor reversing switch"); you can get one that's spring-loaded to the "off" center position...
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    670

    On an original 230 volt 3-phase machine: The...

    On an original 230 volt 3-phase machine:

    The speed control motor (for the variable sheave drive), spindle motor (2-speed controlled by the contactors and connections) and pump are all 230v...
  5. Unigraphics/NX will do it, it will project curves...

    Unigraphics/NX will do it, it will project curves onto compound surfaces, offset curves on compound surfaces, split surfaces with those curves etc. The curves will need to be extracted or sectioned...
  6. Replies
    25
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    2,677

    Here it goes again, comparing R8 Bridgeport...

    Here it goes again, comparing R8 Bridgeport J-Head type machines, to a Cincinnati or VMC...
  7. Replies
    25
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    2,677

    Universal does also sell an integral R8 to...

    Universal does also sell an integral R8 to kwik-switch 200 master holder ($680). The thing I dislike about all adapters, including collet adapters and such is the amount of projection. This one has...
  8. Replies
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    2,677

    New R8 (solid) collets from Hardinge are $50...

    New R8 (solid) collets from Hardinge are $50 each, and worth the money for the relatively few sizes needed; most all the rest are mystery-Chinese origin, materials and tolerances. New Hardinge...
  9. What is the "fuse on display controller". My...

    What is the "fuse on display controller". My "guess" is that it is probably something in the display/CRT module. Cheers.
  10. Is it actually "doing" anything with the normal...

    Is it actually "doing" anything with the normal startup functions, or is the actual machine dead too, not just the display visibility. I assume you tried adjusting brightness and contrast to see if...
  11. Thread: Drone attack

    by car2
    Replies
    582
    Views
    23,902

    The "complacency" bubble being burst will...

    The "complacency" bubble being burst will probably settle in as some amount of risk-premium on the price of oil for some time. Seeing that the ubiquity and low cost of unsophisticated drones make...
  12. Replies
    26
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    1,903

    The whole advantage/safety to a pallet jack is...

    The whole advantage/safety to a pallet jack is pick it up just enough to clear the ground, usually less than an inch. If it isn't balanced to do that, reposition the pallet jack(s). If someone is...
  13. Replies
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    1,557

    Ash has a grain similar to oak, but the...

    Ash has a grain similar to oak, but the background is lighter in color, and does not have much smell (very mild and non-irritating). Ash, IMO is a much nicer wood cosmetically, and to work with than...
  14. Probably get censored: Past (direct quote):...

    Probably get censored:

    Past (direct quote):
    Zuck: "I have over 4,000 emails, pictures, addresses, SNS
    Friend: What? How'd you manage that one?
    Zuck: People just submitted it.
    Zuck: I don't...
  15. Could be any combination of the above. Seems...

    Could be any combination of the above. Seems there have been lots of scams/controversy on Kickstarter, and FB and Chinese companies are in my same category of trust and who I try not to purchase or...
  16. Bought a pristine BP Interact TNC2500 1995...

    Bought a pristine BP Interact TNC2500 1995 vintage, (fixed head CNC, quickswitch 200, no tool changer), about 6 years ago, for $5k. Use visualcam to feed it programs. It has been extremely handy...
  17. Replies
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    996

    No problem here. Try malwarebytes, they have a...

    No problem here. Try malwarebytes, they have a free version, usually works well (better than the high priced ones)
  18. Just throwing this out, since I know nothing...

    Just throwing this out, since I know nothing about that particular system. If it has discrete servo-drive boards for the axes, it would be unusual for all of those to go out at the same time. And if...
  19. Replies
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    1,903

    Moved a Milltronics VMC (probably not quite as...

    Moved a Milltronics VMC (probably not quite as heavy as that), with a rollback wrecker and one of the heavy-duty large electric walk-behind pallet-jacks (rented).
  20. Thread: Fly Cutting

    by car2
    Replies
    29
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    4,267

    I've never had problems with BP collets slipping,...

    I've never had problems with BP collets slipping, or things pulling out, when using that F45ST facemill, boring heads, or the occasional large bit (the screw is long-gone). Use good quality (not...
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    1,191

    Since it's only 1/2 hp, and a drill-press, seems...

    Since it's only 1/2 hp, and a drill-press, seems the simplest and probably least expensive solution is just to stick a single-phase motor on it--those should be common and inexpensive, doesn't even...
  22. Replies
    14
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    1,402

    Simple ole articulating desk-lamp with an led...

    Simple ole articulating desk-lamp with an led spot/flood (one on right and left), really easy to adjust anywhere, and to mount just need any block with a 1/2 dia hole. The older Luxo ones are good...
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    6,341

    I've read that relocating them isn't a good...

    I've read that relocating them isn't a good solution, since they're very territorial and will likely be attacked; plus, as noted new ones will move in.

    They have to gnaw to keep their teeth...
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    1,170

    Welcome, SEM was the servo manufacturer used on...

    Welcome, SEM was the servo manufacturer used on at least some of them, if not most (I have an Interact (Bridgeport's name for the Heidenhain-control equipped mills, there were lots of different...
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    1,170

    If it's an SEM servo, it should run off of 90...

    If it's an SEM servo, it should run off of 90 volts, will need need to have the correct pin numbers, probably take a fairly hefty current to run under load. Should be able to find the tech...
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