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Type: Posts; User: dcorbett

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  1. Replies
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    1,391

    How did the buid go? The design looks great -...

    How did the buid go? The design looks great - seems a lot of thought went into it.
    Can you share the CAD files?
    Thanks,
    Doug
  2. Replies
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    722

    Speed & feed

    There are speed (rpm) & feed (ipm) calculators online you can use to find the best cut.
    You need to know the shaft rpm, the tool material limitations (designed chipload), and the tool dimensions...
  3. Replies
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    Nice Work

    Aksess, I was reading the posts for the laser - and your art showed up.
    You do incredible work!
    Do you have a build log for your machine? Plans?
    I have been debating building a CNC for some time,...
  4. Replies
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    9,289

    Great build

    Awesome build. You made it look so easy, and professional.
    Thanks for taking time to show us the details.

    One question for the group; why the fluid in the bed? Just for better electrical...
  5. Replies
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    3,888

    Unveiling? Now I'm curious.

    Has the announcement been forthcoming? My curiosity got the best of me as I read the thread.

    Any suggestions for integrating CAM with Alibre? I have been designing in Alibre for a bit, but would...
  6. Replies
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    9,694

    Wow

    Jack,

    It sounds like the guy, though a bit incredulous, was asking an honest question. Your response seems a bit heavy-handed, especially when viewed in the light of a public forum.
    However...
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    Do you have machines that can mill it? Most PCB...

    Do you have machines that can mill it?
    Most PCB shops use a hog-out type end mill to cut PCB material (fiberglass) and the edges look very nice (sorry if the description is not very clear, let me...
  8. Replies
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    533

    Tolerances

    Yes, the quote is still open. I have not received any yet, though numerous questions. I will attempt to remedy the lack of information in this reply.
    1) The material is stated only as "fiberglass",...
  9. Replies
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    Jerry, you are dead right on that one. We have...

    Jerry, you are dead right on that one. We have both, and the plasma was less than ~1/10th what the laser cost. Hardly "much more expensive".

    By the way, you are going to LOVE your waterjet!
  10. Replies
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    Yes, my polymers professor would agree with Tom's...

    Yes, my polymers professor would agree with Tom's assessment.
    Seems people always want "Carbon Fiber" when Glass fibers are the way to go.
  11. Replies
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    Fiberglass "washer"

    Hello,

    I have been watching in the wings for a while now, and am very impressed with the collective knowledge.

    I need 60 fiberglass "washers" made (close description, though a it more complex),...
  12. Replies
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    Are you willing to go with a larger inner circle?...

    Are you willing to go with a larger inner circle? That could decrease the weight some.
  13. Replies
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    Do you have any statistical programs available?...

    Do you have any statistical programs available?
    Sometimes setting up a new insert depends more on the machine than the insert.
    There are ways to figure out quickly what the "best" feeds & speeds...
  14. Replies
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    9,289

    It looks great! What is the current status? I am...

    It looks great! What is the current status?
    I am looking a a build, and am interested in your project.
  15. Replies
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    Hello, off the subject I know, but would you mind...

    Hello, off the subject I know, but would you mind posting pictures of the desktop unit you have built? I am debating whether to take on a project, and would be interested in your choice of materials,...
  16. Thread: Pcb End Mills

    by dcorbett
    Replies
    11
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    1,318

    PCB engraving

    What kind of end mill are you using? Fluted, carbide, etc.
    Also, how deep are you trying to mill/engrave? single pass?
    There are several tool companies specializing in that can supply the tool for...
  17. Thread: Pcb End Mills

    by dcorbett
    Replies
    11
    Views
    1,318

    PCB engravin

    What kind of end mill are you using? Fluted, carbide, etc.
    Also, how deep are you trying to mill/engrave? single pass?
    There are several tool companies specializing in that can supply the tool for...
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