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57 lines
1.9 KiB
OpenSCAD
57 lines
1.9 KiB
OpenSCAD
//
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// NopSCADlib Copyright Chris Palmer 2018
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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include <../core.scad>
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include <../vitamins/rails.scad>
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use <../utils/layout.scad>
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use <../vitamins/nut.scad>
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length = 200;
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sheet = 3;
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pos = 1; //[-1 : 0.1 : 1]
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function rail_carriages(rail) = [for(c = carriages) if(carriage_rail(c) == rail) c];
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module rails()
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layout([for(r = rails) carriage_width(rail_carriages(r)[0])], 10)
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rotate(-90) {
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rail = rails[$i];
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carriages = rail_carriages(rail);
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carriage = carriages[0];
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screw = rail_screw(rail);
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nut = screw_nut(screw);
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washer = screw_washer(screw);
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rail_assembly(carriage, length, pos * carriage_travel(carriage, length) / 2, $i<2 ? grey(20) : "green", $i<2 ? grey(20) : "red");
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if(len(carriages) > 1)
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translate([-carriage_travel(carriages[1], length) / 2, 0])
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carriage(carriages[1]);
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rail_screws(rail, length, sheet + nut_thickness(nut, true) + washer_thickness(washer));
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rail_hole_positions(rail, length, 0)
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translate_z(-sheet)
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vflip()
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nut_and_washer(nut, true);
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}
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if($preview)
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rails();
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