firefly-q6-case.scad

   1 infty = 200;
   2 eps = 0.01;
   3
   4 wall = 1;
   5
   6 body_l = 70 + 0.5;
   7 body_w = 33 + 0.5;
   8 body_h = 28 + 0.5;
   9 corner_r = 8;
  10 corner_side_h = 12;
  11
  12 hook_w = 3.5;
  13 hook_l = 6;
  14 hook_hole_l = 3;
  15 hook_hole_w = 2;
  16 hook_h = 3;
  17
  18 bottom_hole_l = body_l - 2*corner_r - 2*hook_l;
  19 bottom_hole_w = body_w - 4*wall;
  20
  21 side_hole_l1 = body_l - 4*corner_r;
  22 side_hole_l2 = body_l - corner_r;
  23 side_hole_bot = 2*wall;
  24
  25 lens_d = 23;
  26 lens_hole_l = 3;
  27 lens_zoff = 8;
  28
  29
  30 difference() {
  31         // outer body
  32         hull() {
  33                 for (x = [-1, 1]) for (y = [-1, 1]) scale([x, y, 1])
  34                         translate([body_l/2 - corner_r,
  35                                 body_w/2 - corner_r, 0])
  36                         cylinder(r = corner_r + wall, h = corner_side_h + wall);
  37         }
  38         // hole for the camera body
  39         hull() {
  40                 for (x = [-1, 1]) for (y = [-1, 1]) scale([x, y, 1])
  41                         translate([body_l/2 - corner_r,
  42                                 body_w/2 - corner_r, wall])
  43                         cylinder(r = corner_r, h = body_h);
  44         }
  45         // hole in the bottom
  46         translate([-bottom_hole_l/2, -bottom_hole_w/2, -eps])
  47                 cube([bottom_hole_l, bottom_hole_w, body_h]);
  48         // side hole
  49         hull() {
  50                 translate([-side_hole_l1/2, -body_w/2-wall-eps, side_hole_bot+wall])
  51                         cube([side_hole_l1, body_w+2*wall+2*eps, wall]);
  52                 translate([-side_hole_l2/2, -body_w/2-wall-eps, corner_side_h+wall])
  53                         cube([side_hole_l2, body_w+2*wall+2*eps, wall]);
  54         }
  55         // lens holes
  56         for (x = [-1, 1]) scale([x, 1, 1]) {
  57                 translate([body_l/2-lens_hole_l, 0, lens_zoff + wall])
  58                         rotate([0, 90, 0])
  59                         cylinder(r = lens_d/2, h = lens_hole_l + wall + eps);
  60                 translate([body_l/2-lens_hole_l, -lens_d/2, lens_zoff + wall])
  61                         cube([lens_hole_l + wall + eps, lens_d, lens_d/2]);
  62         }
  63 }
  64
  65 // rubber band hooks
  66 for (x = [-1, 1]) for (y = [-1, 1]) scale([x, y, 1])
  67         difference() {
  68                 translate([body_l/2 - corner_r - hook_l,
  69                         body_w/2, 0])
  70                         cube([hook_l, hook_w + wall, hook_h]);
  71                 translate([body_l/2 - corner_r - hook_hole_l,
  72                         body_w/2 + wall, -eps])
  73                         cube([hook_hole_l + eps, hook_hole_w, hook_h+2*eps]);
  74         }
  75
  76 if (0) {
  77 // base plate
  78 difference() {
  79         hull() {
  80                 for (x = [-1, 1]) for (y = [-1, 1]) scale([x, y, 1])
  81                         translate([body_l/2 - corner_r,
  82                                 body_w/2 - corner_r, 0])
  83                         cylinder(r = corner_r + wall, h = wall);
  84         }
  85         // translate([-body_l/2+corner_r + hook_l, -body_w/2+corner_r, -eps])
  86         //      cube([body_l-2*corner_r-2*hook_l, body_w - 2*corner_r, wall +2*eps]);
  87         translate([-body_l/2+corner_r, -body_w/2+corner_r, -eps])
  88                 cube([body_l-2*corner_r, body_w - 2*corner_r, wall +2*eps]);
  89
  90         // more space for lens
  91         for (x = [-1, 1]) scale([x, 1, 1])
  92                 translate([body_l/2, -body_w/2+corner_r, -eps])
  93                         cube([wall+eps, body_w-2*corner_r, wall+2*eps]);
  94 }
  95
  96 // raised corner bottom
  97 for (x = [-1, 1]) for (y = [-1, 1]) scale([x, y, 1])
  98         translate([body_l/2 - corner_r,
  99                 body_w/2 - corner_r, wall-eps])
 100         difference() {
 101                 cylinder(r = corner_r + wall, h = wall+eps);
 102                 translate([-infty, -infty/2, -infty/2]) cube(infty);
 103                 translate([-infty/2, -infty, -infty/2]) cube(infty);
 104         }
 105
 106
 107 // raised corner side
 108 for (x = [-1, 1]) for (y = [-1, 1]) scale([x, y, 1])
 109         translate([body_l/2 - corner_r,
 110                 body_w/2 - corner_r, 2*wall-eps])
 111         difference() {
 112                 cylinder(r = corner_r + wall, h = corner_side_h+eps);
 113                 translate([0, 0,-eps])
 114                         cylinder(r = corner_r, h = infty);
 115                 translate([-infty, -infty/2, -infty/2]) cube(infty);
 116                 // front edges cut
 117                 rotate([-30, 0, 0])
 118                 translate([-infty/2, -infty, -infty/2]) cube(infty);
 119         }
 120 }
 121