wing-tube-clip-front.scad

   1 eps = 0.01;
   2 infty = 200;
   3
   4 wall = 1.5;
   5
   6 tube_d = 8.0 + 0.5;
   7 tube2_d = 6.0 + 0.5;
   8 tube2_xoff = tube_d/2 + tube2_d/2 + 11;
   9
  10 clip_w = tube2_d + 2*wall;
  11
  12 slot_w = 5;
  13 slot_angle = 180;
  14
  15 wing_slot = 0.85*tube2_d;
  16 wing_top_wall = 3.5;
  17
  18 difference() {
  19         hull() {
  20                 // fuse cylinder
  21                 cylinder(r = tube_d/2 + wall, h = clip_w);
  22                 // wing cylinder
  23                 translate([tube2_xoff - tube2_d/2-wall, -tube_d/2 -wall, 0])
  24                 cube([tube2_d + wall + wing_top_wall, tube_d + 2*wall, tube2_d + 2*wall]);
  25         }
  26
  27         // fuse tube
  28         translate([0, 0, -eps])
  29                 cylinder(r = tube_d/2, h = clip_w + 2*eps);
  30
  31         // fuse tube slot
  32         rotate([0, 0, slot_angle])
  33         translate([0, -slot_w/2, -eps])
  34                 cube([tube_d, slot_w, clip_w + 2*eps]);
  35
  36         // wing tube
  37         translate([tube2_xoff, -tube_d/2-wall-eps, tube2_d/2 + wall])
  38         rotate([-90, 0, 0])
  39                 cylinder(r = tube2_d/2, h = tube_d + 2*wall + 2*eps);
  40
  41         // wing tube slot
  42         translate([tube2_xoff - wing_slot/2, -tube_d/2-wall-eps, tube2_d/2 + wall])
  43                 cube([wing_slot, tube_d + 2*wall + 2*eps, tube2_d/2 + wall + eps]);
  44 }