challenge-bot.com Git - ozzloy@gmail.com/3d-printables/blob - foot-riser-data.scad

   1 /* GNU AGPLv3 (or later at your option)
   2    see bottom for more license info */
   3
   4 /* riser foot for raising bathroom shelves */
   5
   6 $fn = 200;
   7
   8 fudge = 1;
   9 // how much higher the shelf needs to be
  10 extra_height = 150;
  11 // radius of foot of shelf actually measured with calipers
  12 foot_radius_measured = 42 / 2;
  13 foot_radius = foot_radius_measured + fudge;
  14 wall_thickness = 3;
  15
  16 module ring_2d(inner_radius, outer_radius) {
  17   difference() {
  18     circle(outer_radius);
  19     circle(inner_radius); } }
  20
  21 module foot_riser(foot_radius, extra_height) {
  22   foot_surround_height = 25;
  23   outer_radius = foot_radius + wall_thickness;
  24   flange_radius = outer_radius + foot_radius * 2;
  25   flange_height = foot_radius / 2;
  26   // raise the foot
  27   linear_extrude(height = extra_height) {
  28     circle(foot_radius); }
  29   // surround the foot so it stays on riser
  30   linear_extrude(height = extra_height + foot_surround_height) {
  31     ring_2d(foot_radius, outer_radius); }
  32   // put a flange at the bottom of the foot for stability
  33   linear_extrude(height = flange_height) {
  34     ring_2d(outer_radius, flange_radius); } }
  35
  36 module foot_riser_against_wall(foot_radius, extra_height) {
  37   foot_surround_height = 25;
  38   outer_radius = foot_radius + wall_thickness;
  39   flange_radius = outer_radius + foot_radius * 2;
  40   flange_height = foot_radius / 2;
  41   // raise the foot
  42   linear_extrude(height = extra_height) {
  43     circle(foot_radius); }
  44   // surround the foot so it stays on riser
  45   linear_extrude(height = extra_height + foot_surround_height) {
  46     ring_2d(foot_radius, outer_radius); }
  47   // put a flange at the bottom of the foot for stability
  48   linear_extrude(height = flange_height) {
  49     difference() {
  50       ring_2d(outer_radius, flange_radius);
  51       translate([outer_radius + flange_radius + 1, 0]) {
  52         square(flange_radius * 2, center=true); } } } }
  53
  54 /*
  55   This file is part of 3d-printables.
  56
  57   3d-printables is free software: you can redistribute it and/or modify
  58   it under the terms of the GNU Affero General Public License as published by
  59   the Free Software Foundation, either version 3 of the License, or
  60   (at your option) any later version.
  61
  62   3d-printables is distributed in the hope that it will be useful,
  63   but WITHOUT ANY WARRANTY; without even the implied warranty of
  64   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  65   GNU Affero General Public License for more details.
  66
  67   You should have received a copy of the GNU Affero General Public License
  68   along with challenge-bot.  If not, see <http://www.gnu.org/licenses/>.
  69 */