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Added overage args to chamfer_hole_mask() and fillet_hole_mask()

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Revar Desmera 2019-04-18 15:54:11 -07:00
parent 96739c3ea0
commit 46e668548c
1 changed files with 23 additions and 8 deletions
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31
masks.scad
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@ -349,18 +349,28 @@ module chamfer_cylinder_mask(r=1.0, d=undef, chamfer=0.25, ang=45, from_end=fals
// chamfer = Size of the chamfer. (Default: 0.25)
// ang = Angle of chamfer in degrees from vertical. (Default: 45)
// from_end = If true, chamfer size is measured from end of hole. If false, chamfer is measured outset from the radius of the hole. (Default: false)
// overage = The extra thickness of the mask. Default: `0.1`.
// Example:
// difference() {
// cube(100, center=true);
// cylinder(d=50, h=100.1, center=true);
// up(50) #chamfer_hole_mask(d=50, chamfer=10);
// }
module chamfer_hole_mask(r=1.0, d=undef, chamfer=0.25, ang=45, from_end=false)
// Example:
// chamfer_hole_mask(d=100, chamfer=25, ang=30, overage=10);
module chamfer_hole_mask(r=undef, d=undef, chamfer=0.25, ang=45, from_end=false, overage=0.1)
{
r = get_radius(r=r, d=d, dflt=1);
h = chamfer * (from_end? 1 : tan(90-ang));
r = d==undef? r : d/2;
r2 = r + chamfer * (from_end? tan(ang) : 1);
down(h-0.01) cylinder(r1=r, r2=r2, h=h, center=false);
$fn = segs(r);
difference() {
union() {
cylinder(r=r2, h=overage, center=false);
down(h) cylinder(r1=r, r2=r2, h=h, center=false);
}
cylinder(r=r-overage, h=h*2.1+overage, center=true);
}
}
@ -656,19 +666,24 @@ module fillet_cylinder_mask(r=1.0, fillet=0.25, xtilt=0, ytilt=0)
// fillet = radius of the edge filleting. (Default: 0.25)
// xtilt = angle of tilt of end of cylinder in the X direction. (Default: 0)
// ytilt = angle of tilt of end of cylinder in the Y direction. (Default: 0)
// overage = The extra thickness of the mask. Default: `0.1`.
// Example:
// difference() {
// cube([150,150,100], center=true);
// cylinder(r=50, h=100.1, center=true);
// up(50) #fillet_hole_mask(r=50, fillet=10, xtilt=0, ytilt=0);
// up(50) #fillet_hole_mask(r=50, fillet=10);
// }
module fillet_hole_mask(r=1.0, fillet=0.25, xtilt=0, ytilt=0)
// Example:
// fillet_hole_mask(r=40, fillet=20, $fa=2, $fs=2);
module fillet_hole_mask(r=1.0, fillet=0.25, overage=0.1, xtilt=0, ytilt=0)
{
skew_xz(za=xtilt) {
skew_yz(za=ytilt) {
difference() {
cylinder(r=r+fillet, h=2*fillet, center=true);
down(fillet) torus(ir=r, or=r+2*fillet);
rotate_extrude(convexity=4) {
difference() {
right(r-overage) fwd(fillet) square(fillet+overage, center=false);
right(r+fillet) fwd(fillet) circle(r=fillet);
}
}
}
}