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initial fan models 40mm, 50mm, 60mm, 80mm, 92mm, 120mm, 140mm without vanes

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Edward Kisiel
2024-04-13 16:36:59 -04:00
parent 5c7f917b9f
commit f56302f7a8
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/*
This file is part of SBC Case Builder https://github.com/hominoids/SBC_Case_Builder
Copyright 2022,2023,2024 Edward A. Kisiel hominoid@cablemi.com
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
Code released under GPLv3: http://www.gnu.org/licenses/gpl.html
NAME: fans
DESCRIPTION: creates different fan styles and sizes
TODO: add vans
USAGE: buttons(style, size, mask)
style = "box",
size[0] = size of fan
size[2] = thickness of fan
mask[0] = true enables component mask
mask[1] = mask length
mask[2] = mask setback
mask[3] = mstyle "default"
*/
module fans(style, mask) {
enablemask = mask[0];
mlength = mask[1];
msetback = mask[2];
mstyle = mask[3];
// size, thick, hole-spacing, hole-size, hub-size
fan_data = [
["box140x25", 140, 25, 124.5, 4.3, 40, "#353535"],
["box120x25", 120, 25, 105, 4.3, 40, "#353535"],
["box92x25", 92, 25, 82.5, 4.3, 40, "#353535"],
["box80x25", 80, 25, 72.5, 4.3, 35, "#353535"],
["box60x10", 60, 10, 50, 4.3, 35, "#353535"],
["box50x10", 60, 10, 40, 4.3, 20, "#353535"],
["box40x10", 40, 10, 32, 4.3, 18, "#353535"],
["box30x10", 30, 10, 24, 3.2, 12, "#353535"]
];
f = search([style],fan_data);
diameter = fan_data[f[0]][1];
thickness = fan_data[f[0]][2];
hole_space = fan_data[f[0]][3];
hole_size = fan_data[f[0]][4];
hole_offset = (diameter-hole_space)/2;
hub_size = fan_data[f[0]][5];
fan_color = fan_data[f[0]][6];
adj = .01;
$fn = 90;
if(enablemask == true && mstyle == "default") {
if(style == "box") {
translate([0, 0, -adj-msetback]) cylinder(d = diameter-2*adj, h = mlength);
}
}
if(enablemask == false) {
difference() {
union() {
color(fan_color) slab([diameter, diameter, 3], 4);
color(fan_color) translate([0, 0, thickness-3]) slab([diameter, diameter, 3], 4);
color(fan_color) translate([diameter/2, diameter/2, 0]) cylinder(d=diameter+2, h=thickness);
}
// holes
color(fan_color) translate([diameter/2, diameter/2, -1]) cylinder(d=diameter-2, h=thickness+2);
color(fan_color) translate([hole_offset,hole_offset,-1]) cylinder(d=hole_size, h=thickness+2);
color(fan_color) translate([hole_offset,diameter-hole_offset,-1]) cylinder(d=hole_size, h=thickness+2);
color(fan_color) translate([diameter-hole_offset,hole_offset,-1]) cylinder(d=hole_size, h=thickness+2);
color(fan_color) translate([diameter-hole_offset,diameter-hole_offset,-1]) cylinder(d=hole_size, h=thickness+2);
// trim sides
color(fan_color) translate([-4,-4, -1]) cube([4, diameter+8, thickness+2]);
color(fan_color) translate([diameter,-4, -1]) cube([4, diameter+8, thickness+2]);
color(fan_color) translate([-4,-4, -1]) cube([diameter+8, 4, thickness+2]);
color(fan_color) translate([-4,diameter, -1]) cube([diameter+8, 4, thickness+2]);
}
color(fan_color) translate([diameter/2, diameter/2, thickness/2]) rotate([0,0,30])
cylinder_fillet_inside(h=thickness, r=hub_size/2, top=1, bottom=1, $fn=90, fillet_fn=90, center=true);
}
}