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  1. #1
    Join Date
    Sep 2010
    Posts
    1230

    Re: CNC Lathe Program

    Quote Originally Posted by deadlykitten View Post
    hi / yes, that is true, but a full circle is a particular case, and also R<0 may deliver arches > 180*
    But less than 360deg. If one were to use the R Format for a full 360deg, a more accurate overall result would be achieved by programming, say, a 359.5deg arc, and 0.5deg arc. However, is there was an error caused by using rounded numbers in the calculation, a shift of the arc centre would still result.

    Quote Originally Posted by deadlykitten View Post
    aaa, do you have a programing book ? i don't know, maybe you do ... if you would have one, i would read it
    Typical halfwit DK comment.


    What Sinha stated is quite correct. You clearly stated in the Post Sinha referred to that both IJK and R Format are shifted. This is not the case with IJK Format as the arc centre is provided by the part program and is not calculated by the control for that arc specified from the Start Point to the Arc Centre. If the End Point specified results in a different Radius to the specified Arc Centre, to that of the Start Point, and the difference is less than a tolerance set in parameter, the action is as Sinha stated,

    There is a clear pattern of you making erroneous statements and when pointed out, you come back with waffle that simply highlights your lack of knowledge and makes you appear a bigger buffoon.

  2. #2
    Join Date
    Jun 2015
    Posts
    4160

    Re: CNC Lathe Program

    You clearly stated in the Post Sinha referred to that both IJK and R Format are shifted.
    actually i did not said that both formats are shifed, but that they may be shifted, thus there is a probability

    and the difference is less than a tolerance set in parameter, the action is as Sinha stated
    again, here is a probability : it may happen, or not; and when it happens, the movement is not an interpolated segment, because programmed feed may not be reached for that short segment

    There is a clear pattern of you making erroneous statements and when pointed out, you come back with waffle that simply highlights your lack of knowledge and makes you appear a bigger buffoon.
    you are also so full of wisdom ...

    ps: 2252-01 ALARM-B DATA WORD circle calculation A side 1
    Ladyhawke - My Delirium, https://www.youtube.com/watch?v=X_bFO1SNRZg

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