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Type: Posts; User: Deltic_Engine

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  1. Replies
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    2,958

    UAV Makers

    Keep in mind that many of the UAV manufacturers are now
    developing their own engines so you don't have to go to an engine manufacturer to lease patent rights. You can go to the UAV makers...
  2. Replies
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    2,958

    Ipernity Engine

    Hi Shi Zhe,

    I have followed this thread for a while.
    I do like the design very much for the simplicity of motion,
    good balance and most importantly RPM potential.

    I have been researching...
  3. Try filleting the flat edge first (if your intent...

    Try filleting the flat edge first (if your intent allows it).

    Only after this try to put the big Fillet on the top edge.


    There is also a trick which uses a Fillet on top of an existing...
  4. Sources for long-shank Burrs for foam cutting?

    Hi,
    We're prototyping some 2" deep foam inserts (6# Polyethylene Bun Foam).
    We have a 7,000 rpm Haas VF2 and have experimented with various cutters
    including router bits and Burrs.

    The Burrs...
  5. What is a 3-axis Millpwr (Acu-Rite) Controller worth?

    Hi,

    We have an Acu-Rite Millpwr Controller (**A 3-axis controller, not just a DRO***).
    We have the head itself, no scales or servos.
    It has a 1gb San Disk Memory Card to run programs off of,...
  6. Replies
    21
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    3,239

    I've been designing Pressure and Vacuum-forming...

    I've been designing Pressure and Vacuum-forming molds for 11 years.

    PORUS aluminum. But it is extremely expensive - Use only for porus 'Plugs'. Here is the trick:

    1. CNC your mold in...
  7. I don't think there is a G96 option for thoser of...

    I don't think there is a G96 option for thoser of us with older controllers.

    In that case there is usually a separate 'Spindle Board' in the cabinet that
    usually has a few pots on it.
    Rather...
  8. Replies
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    There are always fundemental problems when...

    There are always fundemental problems when arriving at a
    combustion chamber shape that is NOT Round or Cyndrical.

    Basically there are two problems:
    1. Maximum thermal efficiency is had with a...
  9. Need GibbsCam Tips for Optimizing for Drip-Feeding Older Controllers

    OK you Drip-Feeders, I know your out there....
    Here's the typical configuration for an older VMC:

    CAM: GibbsCam 2004+
    Controller: Fanuc 6Mb with a 256K BMU
    PostProcessor: Post Haste

    In my...
  10. Replies
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    3,160

    Experience developing commercial-scale Wind Turbines

    I did some consulting work for a Wind Turbine Company last year.
    They were developing a 360KW Turbine which although huge,
    is considered only a 'Smal~Medium' size Turbine by commercial standards.
    ...
  11. Replies
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    5,627

    As far as I know, this is normal, but I have only...

    As far as I know, this is normal, but I have only used the FANUC/GN6Mb.

    When the 'Edit' is flashing the contoller is ready for you to send the file
    from your PC. Eventually the NC file will...
  12. Replies
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    2,552

    On my Fanuc Black-Cap servos, I remove the rear...

    On my Fanuc Black-Cap servos, I remove the rear cap
    of the servo and there is an allen screw on the end of
    the exposed shaft that can be turned.
  13. Replies
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    Sounds like some wires crossed up. Make sure the...

    Sounds like some wires crossed up.
    Make sure the phases are not fighting each other.

    Ideally you should find a stepper exactly the same spec
    to test the driver board.
    I presume the new one is...
  14. Replies
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    2,552

    Re: 401 Servo Alarms (Voltage problem)?

    I had similar problems with a Fanuc/GN6Mb but it was because
    there was too much of a voltage drop during certain operations
    such as when the spindle spools up or down, or when taking
    heavy cuts or...
  15. I went into mt Fanuc/GN 6Mb Maintanance Manual...

    I went into mt Fanuc/GN 6Mb Maintanance Manual and found the 'Gain' adjustment
    on the Velocity Board for the Z-Axis. It is a Pot labeled 'RV1'.

    I turned brought the Z Axis down (slowly) so I...
  16. Suddenly I have Servo Jitters on the Z-axis

    Hi,

    I have a GN 6Mb with Fanuc Black Cap Servos.

    I had run a series of programs all morning with no problems.
    I shut the machine down for a couple hours while I did some
    programming in Gibbs....
  17. Gibbs 'POST HASTE' TEMPLATE available for ACROLOC SERIES 100

    I wrote my own GibbsCam 'Post Haste' template for the big Acroloc series 100 machines with Fanuc 6M controllers by trial & error over the past year.

    The Acroloc 100 requires special handling of...
  18. 416, 426, 436 alarms resolved (bad BMU=parameter scrambling)

    Thanks Dan,

    That did the trick.
    I misses 303 in the book when reviewing parameter purposes.
    it was all zeros (for pulse encoders) but needed to have the 1 bit at the end
    for resolvers.
    ...
  19. Re: Sudden, Simultaneous 416, 426, 436 (resolver/encoder) alarms

    Thanks for the responses.

    This machine has several power supplies, including at least 2 different
    5vdc sources.
    The results of the voltage check revealed some minor variences
    (4.9vdc, 23.9vdc,...
  20. Fanuc 6M: Sudden simultaneous 416, 426, 436 (Encoder or Resolver) alarms.

    Machine: Fanuc 6Mb w/ black cap fanuc servos.
    I was running parts all day recently. No incidents but then I did a power-down to reset the machine position zeros and power back up.

    But now upon...
  21. Replies
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    SolidWorks for Small Business

    SolidWorks is GREAT for small manufacturers.
    It still has the best user interface in the industry.
    It has 3D export to DWG, DXF, SAT, ACIS, IGES, Parasolid, Step, etc. built-in.

    You can also...
  22. Replies
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    If the Converter motor is turning slow it sounds...

    If the Converter motor is turning slow it sounds like the windings
    are fighting each other, such as one set of windings might be shorted
    to ground or such.

    Does your local lighting dim and stay...
  23. DIY Oil Fog Collector (or Mist Collector)

    I have a VMC that puts a fog of 10wt spindle oil through the spindle bearings,
    then out the bottom of the spindle. So fine it looks like smoke.
    - So fine its hard to imagine any sticking to the...
  24. Replies
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    Sticky: It is not clear to me if the codes in question...

    It is not clear to me if the codes in question are actually copyrighted.
    Probably so if they appeared in publications displaying the copyright notice.

    As long as GE properly supports any older...
  25. Excercise Code needed for Acroloc 100/M15 (GN6mb)

    Hi all,

    I've been playing with both GibbsCam & MasterCam in conjunction with an
    Acroloc series 100 (aka M15) w/ a GN6mb and am trying to modify the posts for it.

    Unfortunately I don't...
  26. Example of Excercise code needed for Acroloc 100/M15 (GN6mb) for post proc editing.

    Hi all,

    I've been playing with both GibbsCam & MasterCam in conjunction with an
    Acroloc series 100 (aka M15) w/ a GN6mb and am trying to modify the posts for it.

    Unfortunately I don't...
  27. Replies
    6
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    1,412

    Spindle alarm

    I know squat about Mistu alarm codes, but moving a machine can
    cause problems common to all:

    Check the quality of your 3-ph power to the machine.
    A difference in voltage or amperage available to...
  28. Fanuc 6mb voltage drop (401 alarm) problem SOLVED!

    OK, it seems the Accel/Decell pots on the Sweo Spindle Board were 'disabled'
    So adjusting them was ineffective.

    But there is also a pot that is labeled 'Current Limit' that can be turned down to...
  29. Replies
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    You Know You've done too much Autocad When:.....

    I was an AutoCad Guru for 13 years. I started with version 2.17b in 1985.
    Ran it at first on a dual-floppy lunchbox (no hard drive, 640K memory only)!
    (Thats 0.064 megabytes of Ram, for you...
  30. Sweo Accel/Decel pot adjustment minimally effective

    OK, The Spindle servo drive board is an old Sweo 0028-033

    The Sweo board does have independent pots for Accel/Decel.
    Both pots were cranked to the max.
    When I turned them down full soft, the...
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