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

44 lines
1.4 KiB
OpenSCAD

/*
* 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 washer1(d1,d2,s){
difference(){
cylinder(r=d2/2,h=s);
translate([0,0,-0.1*s])
cylinder(r=d1/2,h=1.2*s);
}
}
module washer2(d1,d2,s){
intersection(){
difference(){
cylinder(r=d2/2,h=s);
translate([0,0,-0.1*s])
cylinder(r=d1/2,h=1.2*s);
cylinder(r1=d1/2-s,r2 = d1/2+s,1.1*s);
}
cylinder(r1 = d2/2+s, r2 = d2/2-s,1.1*s);
}
}
function washerConn(d2,s,location) =
(location == "bottom") ? [[0,0,0],[[0,0,1],[0,1,0]]] :
(location == "top") ? [[0,0,s],[[0,0,1],[0,1,0]]] :
(location == "outer") ? [[d2/2,0,0],[[1,0,0],[0,1,0]]] :
"Error";