105 lines
2.8 KiB
OpenSCAD
105 lines
2.8 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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//
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//! BOM and assembly demonstration
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//
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include <../core.scad>
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include <../vitamins/sheets.scad>
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use <../vitamins/insert.scad>
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$explode = 1; // Normally set on the command line when generating assembly views with views.py
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screw = M3_cap_screw;
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sheet = PMMA3;
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height = 10;
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insert = screw_insert(screw);
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module widget(thickness) {
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vitamin(str("widget(", thickness, "): Rivit like thing for ", thickness, "mm sheets"));
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t = 1;
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color("silver") {
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cylinder(d = 3, h = thickness + 2 * eps, center = true);
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for(end = [-1, 1])
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translate_z(end * (thickness / 2 + t / 2 + eps))
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cylinder(d = 4, h = t, center = true);
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}
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}
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module widget_stl() {
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stl("widget")
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union() {
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rounded_rectangle([30, 30, 3], 2, true);
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render() insert_boss(insert, height, 2.2);
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}
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}
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module widget_dxf() {
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dxf("widget")
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difference() {
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sheet_2D(sheet, 20, 20, 1);
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drill(screw_clearance_radius(screw), 0);
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}
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}
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//! * Push the insert into the base with a soldering iron heated to 200°C
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module widget_base_assembly()
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assembly("widget_base") {
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stl_colour(pp1_colour)
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widget_stl();
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translate_z(height)
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insert(insert);
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}
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//! * Magically insert the widget into the acrylic sheet
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module widget_top_assembly()
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assembly("widget_top") {
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translate([-5, 5])
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widget(sheet_thickness(sheet));
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render_2D_sheet(sheet) // Must be last because it is transparent
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widget_dxf();
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}
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//! * Screw the two assemblies together
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module widget_assembly()
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assembly("widget") {
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widget_base_assembly(); // Note this is not exloded because it is sub-assembly
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translate_z(height) {
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translate_z(sheet_thickness(sheet))
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screw_and_washer(screw, screw_length(screw, sheet_thickness(sheet) + 3, 2, longer = true), true);
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explode(5)
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translate_z(sheet_thickness(sheet) / 2 + eps)
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widget_top_assembly();
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}
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}
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module boms() {
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widget_assembly();
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}
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boms();
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