led-clip/new-led-clip.scad

   1 /* Customizable Clip for mounting strip LEDs
   2    Copyright (c) 2015 Clinton Ebadi <clinton@unknownlamer.org>
   3
   4    This program is free software: you can redistribute it and/or
   5    modify it under the terms of the GNU General Public License as
   6    published by the Free Software Foundation, either version 3 of the
   7    License, or (at your option) any later version.
   8
   9    This program is distributed in the hope that it will be useful, but
  10    WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see
  16    <http://www.gnu.org/licenses/>.
  17 */
  18
  19 // TODO:
  20 //  - make this a module
  21
  22 use <MCAD/teardrop.scad>
  23
  24 // All lengths in mm
  25
  26 wall_height = 4; // How tall should the wall be?
  27 wall_width = 3.2; // How thick should the walls be at their base?
  28 extra_wall_height = 10; // How tall should the horizontal mounting tab be? 0 = no tab.
  29
  30 base_height = 2.5; // Thickness of the base
  31 base_length = 30; // Length of the clip
  32
  33 strip_width  = 10; // Width of LED strip
  34
  35 hole_radius = 2; // Size of mounting holes
  36
  37 x_midpoint = (wall_width*2 + strip_width) / 2;
  38
  39 difference () {
  40      rotate([90,0,0]) {
  41           linear_extrude(height = base_length) {
  42                translate ([0, wall_height + base_height, 0]) square([wall_width, extra_wall_height]);
  43                difference () {
  44                     square ([wall_width * 2 + strip_width, wall_height + base_height]);
  45                     polygon (points = [[wall_width, base_height], [wall_width + strip_width, base_height],
  46                                        [(wall_width*2 + strip_width) / 2, (wall_height + base_height) * 3]],
  47                              paths = [[0, 1, 2]]);
  48                }
  49           }
  50
  51      }
  52      translate ([x_midpoint, -base_length / 2, -0.1]) cylinder (h = base_height + 0.2, r = hole_radius, $fn = 20);
  53      translate([0.1, -base_length/2, (base_height + wall_height + extra_wall_height) - hole_radius*2 ]) teardrop (radius = hole_radius, length = wall_width*2 + 0.2, angle = 90);
  54
  55 }
  56