wing-tube-joint.scad

   1 eps = 0.01;
   2 infty = 200;
   3
   4 wall = 1.5;
   5 thin_wall = 0.6;
   6
   7 fuse_tube_d = 8.0;
   8 fuse_tube_l = 4;
   9
  10 slot_w = 5;
  11
  12 base_w = 60;
  13 base_l = 25;
  14
  15 module body() {
  16         hull() {
  17 //              translate([-fuse_tube_d/2-wall, -fuse_tube_l/2, 0])
  18 //                      cube([fuse_tube_d + 2*wall, fuse_tube_l, fuse_tube_d + 2*wall]);
  19                 translate([0, fuse_tube_l/2, fuse_tube_d/2+wall])
  20                 rotate([90, 0, 0])
  21                         cylinder(r = fuse_tube_d/2+wall, h = fuse_tube_l);
  22                 translate([-fuse_tube_d/2-wall, -base_l/2+wall/2, 0])
  23                         cube([fuse_tube_d + 2*wall, base_l-wall, thin_wall]);
  24         }
  25         scale([1, base_l/base_w, 1])
  26                 cylinder(r = base_w/2, h = thin_wall);
  27 }
  28
  29 module holder() {
  30         difference() {
  31                 body();
  32                 translate([0, infty/2, fuse_tube_d/2+wall])
  33                 rotate([90, 0, 0])
  34                         cylinder(r = fuse_tube_d/2, h = infty + 2*eps);
  35                 translate([-slot_w/2, -infty/2, fuse_tube_d/2+wall])
  36                         cube([slot_w, infty, fuse_tube_d/2+wall+eps]);
  37         }
  38 }
  39
  40 holder();