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Thread: Engraving

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  1. #1
    Join Date
    Nov 2005
    Posts
    244

    Engraving

    Hi

    When I create text and exploded it to engrave the number 6 does not cut all
    the way.

    What is the best text to use for a clean looking engraving? This is only
    to identify tool numbers nothing fancy. Where the number 6 cuts all the way also.

    Thank You

  2. #2
    Join Date
    Jan 2005
    Posts
    1880
    I don't know surfcam but if you are talking about not engraving once in the machine, it is often a too high a feed rate for the machine to cut an accurate tool path (usually do to corner rounding settings or ramp up settings in the machine)

    if its inside the cam interface you'll have to have someone else help you out.
    thanks
    Michael T.
    "If you don't stand for something, chances are, you'll fall for anything!"

  3. #3
    Join Date
    Nov 2005
    Posts
    244
    Hi

    I am talking about in surfcam itself. The toolpath this is just simple text engraving. The speeds and feeds are not the problem in this case.

    Thank You

  4. #4
    Join Date
    Mar 2006
    Posts
    1625
    with surfcam you can import almost any font I use bitstream font navigator

  5. #5
    Join Date
    May 2005
    Posts
    90
    i have the same problem with the 6 in surfcam
    if u trim the loop by like .005 on the left sdie where it meets the rest of the 6
    it will continue on around
    surfcam has a problem or will not allow tool paths to cross unless forced with vectors
    i would just trim that part of the 6 and it will work

  6. #6
    Join Date
    Apr 2003
    Posts
    637
    When engraving single stroke fonts with Surfcam, some of the default 2Axis Options settings have to be changed. Set the Maximum Feed Between to 0.0000, Gouge Check set to "single" and it helps to set the Sort Type to "none". Hope this helps. Don't forget to reset the default when finished.

  7. #7
    Join Date
    Oct 2004
    Posts
    12
    I have had similar problems with engraveing in surfcam.
    I found that if you select the text/numbers useing the chain option it works best.
    For the number six I select the top 'tail' then the round part.
    I've also had troubles with numbers 4, 8, and 9.


    Setting the gouge check to single (per moldcores suggestion) seemed to work as well. The you can just auto select the text.

  8. #8
    Join Date
    Aug 2004
    Posts
    270
    Is surfcam an expensive package ?
    Is there any other simple text to .gc or .dxf convertors available ?

  9. #9
    Join Date
    Apr 2003
    Posts
    637
    Quote Originally Posted by FatChips
    Setting the gouge check to single (per moldcores suggestion) seemed to work as well. The you can just auto select the text.
    Auto selecting text is the only way. We do engraving almost daily, sometimes hundreds of letters at a time. I would never think of chaining each letter or number. Using the settings mentioned above gives us error free results. Of course that only works on single stroke or line fonts, like Surfcam's default, that we use most of the time. We have a CAD program that has an add-on program that makes smooth rounded fonts and fonts where each letter is defined by two lines about .005 apart so you can pocket or profile around them leaving them raised.

    Engraving is just one of many areas where Surfcam could use a lot of improvements

  10. #10
    Join Date
    Sep 2006
    Posts
    8

    Engraving

    Surfcam doesn't allow a cutter path to run into itself with the default settings. The "2-axis options" tab has a field "Gouge Check" with a default setting of "Path Only". Any letter or number that has a branch point (4, 6, 8, 9, etc.) will be incomplete. I usually change the color of part of the letter or number, then create one tool path with the mask turned on for that color only and auto select the text. Then I create a second tool path for the remaining geometry with the other color selected in the mask. It's a tedious task but failsafe. I've played around with the gouge check settings with limited success on version 2002.

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