uilleann

cap.scad

 1include <BOSL2/std.scad>
 2
 3$fa = 1;
 4$fs = $preview ? 2 : 0.5;
 5
 6module rings(id) {
 7  tag("remove") {
 8    for (z = [-2, 2]) {
 9      up(z) tube(id=id-1, od=id+1, h=1);
10    }
11  }
12}
13
14angle = 45;
15
16diff() cyl(h=150, d=20, anchor=BOTTOM) {
17  position(TOP) down(15) rings(20);
18  position(BOTTOM) up(15) rings(20);
19  position(TOP) {
20    cyl(h=10, d=24);
21    down(20) yrot(90+angle) {
22      cyl(h=60, d=12, anchor=BOTTOM) {
23        position(TOP) down(10) rings(12);
24      }
25    }
26  }
27
28  tag("remove") cyl(h=150, d=18) {
29    position(TOP) {
30      down(20) yrot(90+angle) cyl(h=60, d=10, anchor=BOTTOM);
31    }
32  }
33}