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Added chamfer_{hole,cylinder}_mask(). Fixed xtilt/ytilt in fillet_hole_mask()

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Revar Desmera 2018-12-22 02:37:39 -08:00
parent 5fd6858e39
commit 5e4ab8e649
1 changed files with 44 additions and 2 deletions
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46
masks.scad
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@ -183,6 +183,48 @@ module chamfer(chamfer=1, size=[1,1,1], edges=[[0,0,0,0], [1,1,0,0], [0,0,0,0]])
} }
// Create a mask that can be used to bevel/chamfer the edge of a circular hole.
// Difference it from the hole to be chamferred. The center of the mask object
// should align exactly with the center of the end of the hole to be chamferred.
// r = radius of hole to chamfer.
// d = Diameter of hole to chamfer. Use instead of r.
// chamfer = size of the edge chamferred. (Default: 0.25)
// Example:
// $fa=2; $fs=2;
// difference() {
// cube([150,150,100], center=true);
// cylinder(r=50, h=100.1, center=true);
// up(50) chamfer_hole_mask(r=50, chamfer=10);
// }
module chamfer_hole_mask(r=1.0, d=undef, chamfer=0.25)
{
r = d==undef? r : d/2;
down(chamfer) cylinder(r1=r, r2=r+chamfer, h=chamfer+0.01, center=false);
}
// Create a mask that can be used to bevel/chamfer the end of a cylinder.
// Difference it from the cylinder to be chamferred. The center of the mask object
// should align exactly with the center of the end of the cylinder to be chamferred.
// r = radius of hole to chamfer.
// d = Diameter of hole to chamfer. Use instead of r.
// chamfer = size of the edge chamferred. (Default: 0.25)
// Example:
// $fa=2; $fs=2;
// difference() {
// cylinder(r=50, h=100, center=true);
// up(50) chamfer_cylinder_mask(r=50, chamfer=10);
// }
module chamfer_cylinder_mask(r=1.0, d=undef, chamfer=0.25)
{
r = d==undef? r : d/2;
difference() {
cube([2*r+1, 2*r+1, 2*chamfer], center=true);
down(chamfer+0.01) cylinder(r1=r, r2=r-chamfer, h=chamfer, center=false);
}
}
// Creates a shape that can be used to fillet a vertical 90 degree edge. // Creates a shape that can be used to fillet a vertical 90 degree edge.
// Difference it from the object to be filletted. The center of the mask // Difference it from the object to be filletted. The center of the mask
// object should align exactly with the edge to be filletted. // object should align exactly with the edge to be filletted.
@ -362,8 +404,8 @@ module fillet_cylinder_mask(r=1.0, fillet=0.25, xtilt=0, ytilt=0)
// } // }
module fillet_hole_mask(r=1.0, fillet=0.25, xtilt=0, ytilt=0) module fillet_hole_mask(r=1.0, fillet=0.25, xtilt=0, ytilt=0)
{ {
skew_xz(zang=xtilt) { skew_xz(za=xtilt) {
skew_yz(zang=ytilt) { skew_yz(za=ytilt) {
difference() { difference() {
cylinder(r=r+fillet, h=2*fillet, center=true); cylinder(r=r+fillet, h=2*fillet, center=true);
down(fillet) torus(ir=r, or=r+2*fillet); down(fillet) torus(ir=r, or=r+2*fillet);