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Type: Posts; User: he1957

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  1. Re: Feeds ans Rates on CNC with DSP controller

    For acrylic:

    First: Use a cutter designed for it (single flute steep spiral) and run a single DoC at 20000-24000 RPM and about 1200 to 1500 mm/minute. Set the cut and RPM speeds in your G-Code...
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    Re: RhinoCam + RICH AUTO A11

    Set RhinoCam to output for a Mach2 or Mach3 target.

    You may need to check you get absolute mode versus incremental mode for the generated G-Code.

    That should give you some code for a starting...
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    Re: Trying to finish a 15 year old project.

    Sam,

    Is there a local Men's Shed, Electronics or Amateur Radio Club in your area? Perhaps you could reach out to them and one of the Members could help with the wiring and fine soldering.

    Just...
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    Re: Looking for a 3D Scanner for Gemstones

    What about mounting the gemstone on a clear "pedestal" and placing them in a glass of distilled water?

    Would the reflections be dispersed to provide better clarity?

    Just wondering...
  5. Re: Importing A Chinese Machine......Roger Webb/Pacific Tooling - CNC Router

    Dougsshed,

    Totally relate to your experience having been through a similar exercise.
    As an aside, I had ordered a CNC machine via China and about 2 weeks after placing the order requested to...
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    Re: Multi auger chip conveyor-is it worth it??

    Only comment/question regarding the time and cost of manually clearing chips.

    How much is your labour time per hour? If you cost say $50.00 per hour and spend 2 hours cleaning 60 lbs of chips...
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    Re: Help needed - Mechanical issue with y axis

    Your description and the makers picture sounds and looks like a dual drive rack and pinion mechanism - correct?

    You could try swapping the electronic driver modules between the two motor drives...
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    Re: Struggling with cnc settings

    Welcome!

    Some photos of your machine setup and layout would be useful. Also, provide some details about:

    1. What software you are using (PC in use, Operating System etc)
    2. The CNC Controls...
  9. Re: Searching for "Z" projection utility or software

    Don't know what your tooling requirements are but I've found this spring loaded engraving tool from F.E.T. is the Ultimate and Most Affordable "Floating Engraving Tool" kit available! works very well...
  10. Re: Can I get good results out of a hobby class machine on Acrylic for some PC parts?

    That machine seems a bit pricey for what looks somewhat light-weight so shop around, I'm sure there are more substantial machines for the $ they are asking.

    As Ger21 says, cutting acrylic needs...
  11. Thread: Help Needed

    by he1957
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    Re: Help Needed

    Hey Matt,

    Your location, time-frame and whether you already have the DXF and/or cut files would make it easier for folks to respond.

    I could do it but I'm sure Tasmania is not where your were...
  12. Thread: g code help

    by he1957
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    Re: g code help

    In theory, that should be all good to go. BEWARE the following considerations!

    The motion coordinate movements specify the distances in machine "units".

    If set to metric (G21 (mm)) then the...
  13. Re: Wanting better G-code to speed up cutting time.

    As Jim says, $$ :-) You can have all the basics for $x but when you determine (quite quickly) you need extra function to make life easier, add the $ at a great rate!

    Part of the basic reasoning...
  14. Re: Designer Series Gantry not sitting Square on side rails

    Photographs of the machine and the structure/mounting arrangements of the gantry and table would go a long way in helping others help you :-)

    Use the "Advanced" setting of the Forum to attach...
  15. Thread: Need help

    by he1957
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    Re: Need help

    Not familiar with RDwords but with typical software and approaches you'd define two tool paths.

    The first as an engraving profile/contour with an engraving bit covering the outlines you want to...
  16. Re: Wanting better G-code to speed up cutting time.

    May not be exactly what you are looking for but with SimplyCam available from MR-Soft Nc Software Tools you can do what you want by choosing multiple cutting profiles for the same vectors, changing...
  17. Thread: g code help

    by he1957
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    Re: g code help

    Here is a simple pocket at 3.5 x 1.5 x 1 deep. All in inches as you didn't specify so be very careful!

    It is using a 0.25 inch cutter at 50% step-over with a spiral pattern to keep the...
  18. Thread: NEWBIE question

    by he1957
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    Re: NEWBIE question

    CAD/CAM programs are used to draw the shapes of the part(s) you are making and save them in formats such as DXF. They then generate a G-Code (or tool-path) file which the machines CNC controls...
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    Re: High School CNC Help!

    Very sensible advice from routalot.

    If you think you know and understand something, teach it and you'll soon find the bits you didn't really understand all that well. It's almost impossible to...
  20. Re: How do you guys, price your retrofit services ? What traps to avoid ?

    Lots of good advice!

    Cheapest or most expensive is not always best. Ask yourself, if you did this job according to the Customers desire for cheapest but they are expecting to get the "most...
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    Re: Got a CNC 3 years ago and gave up on it.

    Movement mode can be incremental or absolute.
    Words can be modal or non-modal. Modal meaning "remembered" and applied to the next command word. Non-Model meaning they are not "remembered". The...
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    Re: Trying to finish a 15 year old project.

    For a simple and inexpensive 2.5D drawing package, have a look at SimplyCam from MR-Soft Nc Software Tools

    This can be used for drawing as well as to generate the G-Code to drive the machine. ...
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    Re: Engraving Aluminum with a Wood Router CNC

    After adopting a spring loaded tool holder from F.E.T. is the Ultimate and Most Affordable "Floating Engraving Tool" kit available! and using a Dremel 107 engraving cutter or a V-bit cutter, my...
  24. Thread: Cam package..

    by he1957
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    Re: Cam package..

    Have a look at the SimplyCam/Lathe/Laser suite at MR-Soft Nc Software Tools
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    Re: Promica CNC owners

    Hi Imperative,

    Although this is an old post, thought the following may come in useful for someone, someday.

    The Promica controller is now somewhat dated and periodically, a bit of dust or more...
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    Re: Promica CNC owners

    Hi Rob,

    I too was very sad to hear about Marc - a really nice bloke. I worked with him in our old Computer company before he went into the CNC business and I was one of his first Customers for...
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    Re: Woodworking CNC Virgin. Be gentle!

    Welcome to the Forum!

    Don't quite understand what you mean by "geometric design replication" but I'm guessing you want to make wooden carvings? Carving (as opposed to etching/engraving) is a...
  28. Re: Need some help with a new Omni 1325 with DSP A18

    Not sure what sort of issues you are having WRT your description but here's a few comments FWIW.

    The A18 DSP is a standalone control and can not be connected to a PC to control the CNC machine. ...
  29. Re: This machine, AMN-6040-M CNC Router: Mach 3 or Mach 4? (etc)

    Just a few comments on the machine package in general:

    1. Ask if the spindle speed is continuously variable between their "indicated" RPM speeds of 0-24000. You might find it's actually stepped...
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    Re: cad cam software

    Have a look at SimplyCam from MR-Soft Nc Software Tools

    Very inexpensive and easy to use.

    Latest version was posted this month.
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