challenge-bot.com Git - challenge-bot/blob - sonar-table-top-holder.scad

   1 // challenge-bot
   2 // GNU AGPLv3 (or later at your option)
   3 // project available at these locations:
   4 // https://gitorious.org/ozzloy/challenge-bot
   5 // https://github.com/waynegramlich/challenge-bot
   6
   7
   8 // sonar sensor measurements from https://www.thingiverse.com/thing:92869,
   9 //  released under GPL.
  10 deck_depth = 4.7625; // 3/8 inch in mm
  11 sonar_plate_width = 20;
  12 sonar_plate_length = 45;
  13 sonar_plate_height = 1.2;
  14 sonar_sensor_radius = 8;
  15 sonar_sensor_height = 13.8;
  16 sonar_holder_length = sonar_plate_length + 30;
  17 sonar_holder_depth = 3;
  18
  19 difference (){
  20   union(){
  21     cube([sonar_holder_length, sonar_plate_width, sonar_holder_depth]);
  22     translate([sonar_plate_length + 5, 0, sonar_holder_depth]){
  23       cube([5, sonar_plate_width, deck_depth]);
  24       translate([0, 0, deck_depth]){
  25         cube([sonar_holder_length - sonar_plate_length - 5,
  26               sonar_plate_width,
  27               sonar_holder_depth]);}}}
  28   translate([45/2 - 13.5, 10, 0]){
  29     cylinder(r=sonar_sensor_radius, h = sonar_sensor_height, center = true);}
  30   translate([45/2 + 13.5, 10, 0]){
  31     cylinder(r=sonar_sensor_radius, h = sonar_sensor_height, center = true);}}