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  1. #1
    Join Date
    Dec 2014
    Posts
    3

    AXIS movement calculation

    G91G01X30Y40F100
    in this line x axis will move F100 OR less feed rate..

  2. #2
    Join Date
    Mar 2003
    Posts
    35538

    Re: AXIS movement calculation

    Slower.
    Gerry

    UCCNC 2017 Screenset
    http://www.thecncwoodworker.com/2017.html

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    http://www.thecncwoodworker.com/2010.html

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    http://www.g-forcecnc.com/jointcam.html

    (Note: The opinions expressed in this post are my own and are not necessarily those of CNCzone and its management)

  3. #3
    Join Date
    Dec 2014
    Posts
    3

    Re: AXIS movement calculation

    How to calculate x axis movement feed rate

  4. #4
    Join Date
    May 2012
    Posts
    22

    Re: AXIS movement calculation

    it will go slower most of the time, but if Y axis is already at 40 X axis will go at F100
    F100 is the maximum feed rate to reach your starting area for both X and Y axis
    so if Y axis is at 40 on your table you just have 1 axis to moved so X axis will move at F100
    if X axis is at 0 and Y axis is at 10, both X and Y axis will go at the same feed rate because they have to move 30 off on each axis
    so the feed rate is a combination of both x and Y axis

  5. #5
    Join Date
    Mar 2003
    Posts
    2932

    Re: AXIS movement calculation

    Quote Originally Posted by 1jfhoule1 View Post
    it will go slower most of the time, but if Y axis is already at 40 X axis will go at F100
    F100 is the maximum feed rate to reach your starting area for both X and Y axis
    so if Y axis is at 40 on your table you just have 1 axis to moved so X axis will move at F100
    if X axis is at 0 and Y axis is at 10, both X and Y axis will go at the same feed rate because they have to move 30 off on each axis
    so the feed rate is a combination of both x and Y axis
    His program has G91 so it's incremental. The length of the interpolated line is 50, so at F100 it will take .5 minutes to make the move. In .5 minutes X will move 30, so unless I miss my guess, X is feeding at 60, Y is feeding at 80. But I could be wrong.

  6. #6
    Join Date
    May 2012
    Posts
    22

    Re: AXIS movement calculation


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