parts/rearlight-dual-mudflap.scad

   1 // Holder for two Fraen FHS-HEB1-LB01-x lenses for Luxeon LEDs.
   2
   3 eps = 0.01;
   4 infty = 100;
   5
   6 wall = 1.5;
   7
   8 screw_zoff = 5.5;
   9 screw_d = 4;
  10 screw_head = 10;
  11 lens_dist = 45;
  12
  13 base_w = 45;
  14 base_l = 30;
  15 base_l2 = 3;
  16 screw_wall = 3;
  17
  18 translate([-base_w/2, -base_l2, 0])
  19         cube([base_w, base_l/2+base_l2, wall]);
  20 translate([0, base_l/2, 0])
  21         scale([-base_w/base_l, 1, 1])
  22                 cylinder(r = base_l/2, h = wall, $fn = 128);
  23 hull() { // sides
  24         translate([-screw_head/2-wall, 0, 0])
  25                 cube([screw_head+2*wall, screw_wall, wall+2]);
  26         for (x = [-1, 1]) scale([x, 1,1])
  27                 translate([base_w*0.4, 0, 0])
  28                         cube([wall, screw_wall, wall]);
  29 }
  30
  31 difference() {
  32         hull() {
  33                 translate([-screw_head/2-wall, 0, 0])
  34                         cube([screw_head+2*wall, screw_wall, wall+screw_head/2+screw_zoff]);
  35                 translate([-screw_head/2-wall, base_l-2*wall, 0])
  36                         cube([screw_head+2*wall, wall, wall]);
  37         }
  38         translate([-screw_head/2, screw_wall, wall])
  39                 cube([screw_head, infty, screw_head/2+screw_zoff+eps]);
  40         translate([0, -eps, wall+screw_zoff])
  41         rotate([-90, 0, 0])
  42                 cylinder(r = screw_d/2, h = screw_wall+2*eps, $fn = 6);
  43 }