swimtracker-firmware/hardware/case/BOLTS_OpenSCAD_0.3_gpl3/base/nut.scad

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OpenSCAD
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2021-05-15 12:19:44 +02:00
/*
* BOLTS - Open Library of Technical Specifications
* Copyright (C) 2013 Johannes Reinhardt <jreinhardt@ist-dein-freund.de>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
module nut1(d1, s, m_max){
//hex sidelength
a = s/tan(60);
translate([0,0,m_max]){
difference(){
hex_head(m_max,s);
translate([0,0,-d1]) cylinder(r=d1/2,h=m_max+ 2*d1);
}
}
}
function nutConn(m_max,location) =
(location == "bottom") ? [[0,0,0],[[0,0,1],[0,1,0]]] :
(location == "top") ? [[0,0,m_max],[[0,0,1],[0,1,0]]] :
"Error";