challenge-bot.com Git - challenge-bot/blob - schematic-3d-printable.scad

   1 // challenge-bot phase-2
   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 // using
   8 // https://github.com/josefprusa/Prusa3/blob/master/box_frame/x-carriage.scad
   9 // as an example of how to code in scad
  10
  11 deck_dimensions = [8, 8, 3/16];
  12
  13 module deck() {
  14         cube(deck_dimensions);
  15 }
  16
  17 module wheel_mount() {
  18         difference() {
  19                 cube([1.5, 2.1, 3/16]);
  20                 // motor shaft and collar hole
  21                 translate([0.5, 0.938, -1/16]) {
  22                         cylinder(h = 5/16, r = 0.362/2, $fn = 100);
  23                 }
  24                 // nubbin hole
  25                 translate([0.5 + 0.875 - 0.425, 0.938, -1/16]) {
  26                         cylinder(h = 5/16, r = 0.145/2, $fn = 100);
  27                 }
  28                 // mounting screw hole
  29                 translate([0.5 + 1.213 - 0.425, 0.938 - 0.687/2, -1/16]) {
  30                         cylinder(h = 5/16, r = 0.114/2, $fn = 100);
  31                 }
  32                 translate([0.5 + 1.213 - 0.425, 0.938 + 0.687/2, -1/16]) {
  33                         cylinder(h = 5/16, r = 0.114/2, $fn = 100);
  34                 }
  35         }
  36 }
  37
  38 color("blue") deck();
  39 rotate([90, 0, 0]) translate([1.5, -2, -(3/16)]) wheel_mount();
  40 rotate([90, 0, 0]) translate([1.5, -2, -8]) wheel_mount();