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fixes for change in cylinder chamfer angle

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Adrian Mariano 2022-11-29 22:21:59 -05:00
parent 88b5c90273
commit dd5f41a20e
2 changed files with 17 additions and 3 deletions
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18
masks3d.scad
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@ -98,7 +98,7 @@ module chamfer_corner_mask(chamfer=1, anchor=CENTER, spin=0, orient=UP) {
// chamfer = Size of the edge chamfered, inset from edge.
// ---
// d = Diameter of cylinder to chamfer. Use instead of r.
// ang = Angle of chamfer in degrees from vertical. (Default: 45)
// ang = Angle of chamfer in degrees from the horizontal. (Default: 45)
// from_end = If true, chamfer size is measured from end of cylinder. If false, chamfer is measured outset from the radius of the cylinder. (Default: false)
// anchor = Translate so anchor point is at origin (0,0,0). See [anchor](attachments.scad#subsection-anchor). Default: `CENTER`
// spin = Rotate this many degrees around the Z axis after anchor. See [spin](attachments.scad#subsection-spin). Default: `0`
@ -113,12 +113,26 @@ module chamfer_corner_mask(chamfer=1, anchor=CENTER, spin=0, orient=UP) {
// cylinder(r=50, h=100, center=true);
// up(50) chamfer_cylinder_mask(r=50, chamfer=10);
// }
// Example: Changing the chamfer angle
// difference() {
// cylinder(r=50, h=100, center=true);
// up(50) #chamfer_cylinder_mask(r=50, chamfer=10, ang=70);
// }
// Example:
// difference() {
// cylinder(r=50, h=100, center=true);
// up(50) chamfer_cylinder_mask(r=50, chamfer=10, ang=70);
// }
// Example: Masking by Attachment
// diff()
// cyl(d=100,h=40)
// attach([TOP,BOT])
// tag("remove")chamfer_cylinder_mask(d=100, chamfer=10);
function chamfer_cylinder_mask(r, chamfer, d, ang=45, from_end=false, anchor=CENTER, spin=0, orient=UP) = no_function("chamfer_cylinder_mask");
module chamfer_cylinder_mask(r, chamfer, d, ang=45, from_end=false, anchor=CENTER, spin=0, orient=UP)
{
r = get_radius(r=r, d=d, dflt=1);
ch = from_end? chamfer : opp_ang_to_adj(chamfer,ang);
ch = from_end? chamfer : opp_ang_to_adj(chamfer,90-ang);
attachable(anchor,spin,orient, r=r, l=ch*2) {
difference() {
cyl(r=r+chamfer, l=ch*2, anchor=CENTER);

2
threading.scad
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@ -1429,7 +1429,7 @@ module _nutshape(nutwidth, h, shape, bevel1, bevel2)
fn = quantup(segs(r=nutwidth/2),shape=="hex"?6:4);
d = shape=="hex" ? 2*nutwidth/sqrt(3) : sqrt(2)*nutwidth;
chamfsize = (d-nutwidth)/2/bevel_d;
cyl(d=d*.99,h=h+.01,realign=true,circum=true,$fn=fn,chamfer1=bevel1?chamfsize:0,chamfer2=bevel2?chamfsize:0,chamfang=90-30);
cyl(d=d*.99,h=h+.01,realign=true,circum=true,$fn=fn,chamfer1=bevel1?chamfsize:0,chamfer2=bevel2?chamfsize:0,chamfang=30);
}
}