pattress-boxes-3-cover.scad

   1 // -*- C -*-
   2
   3 patbox_side = 87 + 0.5;
   4 patbox_centres = 60.3;
   5
   6 lid_box_overlap = 5;
   7
   8 lid_thinbox_h = 9;
   9 lid_fatbox_h = 24;
  10 lid_fatbox_switches_h = 6+2;
  11
  12 lid_max_switches_w = 70;
  13 lid_switches_y_slop = 3;
  14
  15 total_len = 260;
  16 thinbox_len = 87;
  17
  18 lid_top_wall = 1.5;
  19 lid_front_wall = 1.5;
  20 lid_side_wall = 1.5;
  21
  22 // computed
  23
  24 lid_inner_max_h = lid_box_overlap + lid_fatbox_h + lid_fatbox_switches_h;
  25 lid_inner_min_h = lid_box_overlap + lid_fatbox_switches_h;
  26
  27 lid_inner_kink = [thinbox_len, thinbox_len*2];
  28
  29 lid_rail_w = (patbox_side - lid_max_switches_w)/2 - lid_switches_y_slop;
  30
  31 lid_rail_h = lid_fatbox_switches_h;
  32
  33 echo(lid_rail_w);
  34
  35 module LidSideProfile(){
  36   polygon([[-lid_top_wall,     lid_inner_max_h],
  37            [lid_inner_kink[0], lid_inner_max_h],
  38            [lid_inner_kink[1], lid_inner_min_h],
  39            [total_len,         lid_inner_min_h],
  40            [total_len,         -lid_front_wall],
  41            [-lid_top_wall,     -lid_front_wall]]);
  42 }
  43
  44 module LidSide(){
  45   overlap = [0.1, 0.1, 0.1];
  46
  47   rotate([90,0,0])
  48     linear_extrude(height= lid_side_wall)
  49     LidSideProfile();
  50
  51   translate(-overlap)
  52     cube(overlap + [total_len, lid_rail_w, lid_rail_h]);
  53
  54   translate([-0.1, -0.1, -lid_front_wall])
  55     cube([total_len+0.1, patbox_side/2 + 0.2, lid_front_wall]);
  56 }
  57
  58 LidSide();