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move linear_sweep and spiral_sweep to skin.scad

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Adrian Mariano
2022-01-10 21:00:39 -05:00
parent 9a71c5072b
commit dd9b197678
5 changed files with 240 additions and 228 deletions
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16
threading.scad
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@@ -1154,7 +1154,7 @@ module generic_threaded_nut(
// pitch = Distance between threads. Default: 2mm/thread
// thread_depth = Depth of threads from top to bottom.
// flank_angle = Angle of thread faces to plane perpendicular to screw. Default: 15 degrees.
// twist = Number of degrees to rotate thread around. Default: 720 degrees.
// turns = Number of revolutions to rotate thread around. Default: 2.
// ---
// profile = If an asymmetrical thread profile is needed, it can be specified here.
// starts = The number of thread starts. Default: 1
@@ -1203,18 +1203,18 @@ module generic_threaded_nut(
// right(14)back(14)text("angle",size=4,halign="center");
// }
// Examples:
// thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, twist=900, $fn=72);
// thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, twist=900, higbee=1, $fn=72);
// thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, twist=720, higbee=2, internal=true, $fn=72);
// thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, twist=360, left_handed=true, higbee=1, $fn=36);
// thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, turns=2.5, $fn=72);
// thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, turns=2.5, higbee=1, $fn=72);
// thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, turns=2, higbee=2, internal=true, $fn=72);
// thread_helix(d=10, pitch=2, thread_depth=0.75, flank_angle=15, turns=1, left_handed=true, higbee=1, $fn=36);
module thread_helix(
d, pitch, thread_depth, flank_angle, twist=720,
d, pitch, thread_depth, flank_angle, turns=2,
profile, starts=1, left_handed=false, internal=false,
d1, d2, higbee, higbee1, higbee2,
anchor, spin, orient
) {
dummy1=assert(is_undef(profile) || !any_defined([thread_depth, flank_angle]),"Cannot give thread_depth or flank_angle with a profile");
h = pitch*starts*twist/360;
h = pitch*starts*turns;
r1 = get_radius(d1=d1, d=d, dflt=10);
r2 = get_radius(d1=d2, d=d, dflt=10);
profile = is_def(profile) ? profile :
@@ -1241,7 +1241,7 @@ module thread_helix(
dir = left_handed? -1 : 1;
attachable(anchor,spin,orient, r1=r1, r2=r2, l=h) {
zrot_copies(n=starts) {
spiral_sweep(pline, h=h, r1=r1, r2=r2, twist=twist*dir, higbee=higbee, higbee1=higbee1, higbee2=higbee2, internal=internal, anchor=CENTER);
spiral_sweep(pline, h=h, r1=r1, r2=r2, turns=turns*dir, higbee=higbee, higbee1=higbee1, higbee2=higbee2, internal=internal, anchor=CENTER);
}
children();
}