challenge-bot.com Git - ozzloy@gmail.com/3d-printables/blob - crazyflie-2.0-housing.scad

   1 /* GNU AGPLv3 (or later at your option)
   2    see bottom for more license info */
   3
   4 /* protective housing for crazyflie 2.0.
   5
   6    reinforce the arms so they do not snap.
   7
   8    keep the props up high so they do not get hairs from the ground
   9    wrapped around the motor shaft.
  10  */
  11
  12 main_body_width_measured = 28.0;
  13 main_body_length_measured = 31.0;
  14 main_body_height_measured = 1.5;
  15
  16 arm_width_measured = 3.6;
  17 arm_length_measured = 79.0;
  18 arm_height_measured = main_body_height_measured;
  19
  20 motor_diameter_measured = 7;
  21 motor_height_measured = 17;
  22 motor_radius_measured = motor_diameter_measured / 2;
  23
  24 /*this is how far down the motor sticks below the circuit board*/
  25 motor_z_offset_measured = 5;
  26
  27 motor_z_translate = (motor_height_measured - arm_height_measured) / 2 - motor_z_offset_measured;
  28
  29 cube([main_body_width_measured,
  30       main_body_length_measured,
  31       main_body_height_measured],
  32      center = true);
  33 rotate(45){
  34   cube([arm_width_measured,
  35         arm_length_measured,
  36         arm_height_measured],
  37        center = true);}
  38 rotate(-45){
  39   cube([arm_width_measured,
  40         arm_length_measured,
  41         arm_height_measured],
  42        center = true);}
  43
  44 rotate(45) {
  45   translate([arm_length_measured / 2 + motor_radius_measured,
  46              0,
  47              motor_z_translate]){
  48     cylinder(h = motor_height_measured,
  49              r = motor_radius_measured,
  50              center = true,
  51              $fn = 50); } }
  52 rotate(45 + 90) {
  53   translate([arm_length_measured / 2 + motor_radius_measured,
  54              0,
  55              motor_z_translate]){
  56     cylinder(h = motor_height_measured,
  57              r = motor_radius_measured,
  58              center = true,
  59              $fn = 50); } }
  60 rotate(45 + 90 * 2) {
  61   translate([arm_length_measured / 2 + motor_radius_measured,
  62              0,
  63              motor_z_translate]){
  64     cylinder(h = motor_height_measured,
  65              r = motor_radius_measured,
  66              center = true,
  67              $fn = 50); } }
  68 rotate(45 + 90 * 3) {
  69   translate([arm_length_measured / 2 + motor_radius_measured,
  70              0,
  71              motor_z_translate]){
  72     cylinder(h = motor_height_measured,
  73              r = motor_radius_measured,
  74              center = true,
  75              $fn = 50); } }
  76
  77 /*
  78   This file is part of 3d-printables.
  79
  80   3d-printables is free software: you can redistribute it and/or modify
  81   it under the terms of the GNU Affero General Public License as published by
  82   the Free Software Foundation, either version 3 of the License, or
  83   (at your option) any later version.
  84
  85   3d-printables is distributed in the hope that it will be useful,
  86   but WITHOUT ANY WARRANTY; without even the implied warranty of
  87   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  88   GNU Affero General Public License for more details.
  89
  90   You should have received a copy of the GNU Affero General Public License
  91   along with challenge-bot.  If not, see <http://www.gnu.org/licenses/>.
  92 */