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JDowe

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Posts posted by JDowe

  1. in top view create 2 vertical lines x times

    the number of cuts needed ie: 10 cuts would

    require lines to be 10 x p1 x dia in length

    they need to be located at both ends of the desired cut - then draw a line from the beginning of one line to the end of the other line - create a contour toolpath on this line

    and use axis subtitution to create the code

    This is also a way to create grease grooves

  2. Also ran it by creating new splines on the

    upper and lower edge of the vertical surface

    and created a multiaxis swarf toolpath

    limited to 4th axis - needed new splines because

    the endpoints on the originals do not match

  3. It will run 4 axis 3d contour if the spline is

    broken into segments - part of the smaller

    spline is undercut from the larger spline

    and the walls are not perpendicular to the

    axis of rotation so the part would not be

    as drawn - maybe a 5 axis part?

  4. If it is a 3d contour use xform offset contour in

    the Z direction and program the tool to the

    center not tip - draw a 3d contour in z and

    write a toolpath using tip then backplot

    using the front or side view this will

    illustrate the problem

  5. Create a series of concentric circles above the part create contour toolpaths on thes circles

    - they are easy to select using window - then

    use toopath project to project the cuts onto the surface

  6. From geometry opposite inerior angles are equal

    when striaght lines intersect - so the tringles

    formed are proportional - so let a be the long

    unknown and b be the short unknown

    5a - 6b = 0

    a + b = 6

     

    5a - 6b = 0

    6a + 6b = 36 Mulitply by 6 and add

    --------------

    11a = 36 a = 3.2727 b= 2.7272

  7. Or create geometry above the part and project

    the geometry down on the surface and use

    contour 3d toolpaths - be aware that in order for

    the contours to be accurate you need to offset

    the contours in Z be the ball tool radius and

    program to the center of the tool

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