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eps = 0.01;
module clamp(
l=90,
w=14,
h=10,
d1=30,
d2=35,
o=10,
hdia1=5,
hdia2=10,
hd=5,
nw=7.8,
nd=3,
notch_sf=0.75,
notch_d=3,
notch_a=10,
notch_o=0.5,
edge_a=5,
edge_d=12) {
translate([-h-l/2, -w/2, 0]) union() {
translate([l+h-notch_d, 0, 0]) intersection() {
difference() {
cube([d1, w, d1]);
//scale([notch_sf, 1, 1]) translate([(d1-h)/2, 0, h+(d1-h)/2]) rotate([0, -135, 0]) translate([0, -eps/2, 0]) cube([d1, w+eps, d1]);
translate([notch_d, 0, h+notch_o]) mirror([1, 0, 0]) rotate([0, notch_a, 0]) translate([0, -eps/2, 0]) cube([d1, w+eps, d1]);
}
translate([d1-edge_a, 0, d1/2]) rotate([0, -90-45, 0]) cube([2*d1, w+eps, 2*d1]);
translate([-d1-edge_d, 0]) cube([2*d1, w+eps, 2*d1]);
}
difference() {
union() {
cube ([l+h, w, h]);
cube ([h, w, d2]);
}
rotate([0, 45, 0]) translate([-l/2, -eps/2, -d2/8*7]) cube([l, w+eps, d2]);
translate([0, 0, d2]) rotate([0, 90+45, 0]) translate([-l/2, -eps/2, -d2/8*7]) cube([l, w+eps, d2]);
translate([-eps/2, w/2, d2-o]) rotate([0, 90, 0]) union() {
cylinder(d=6, h=l);
cylinder(d=12, h=hd);
translate([-11/2, -11/2, h-4]) cube([11, 11, 5]);
}
}
}
}
module hexagon(size, height) {
boxWidth = size/1.75;
for (r = [-60, 0, 60]) rotate([0,0,r]) cube([boxWidth, size, height], true);
}
nut_dia = 5.3;
nut_depth=5.5;
nut_off_y = 80/2;
nut_off_x = 20;
module nut_holder(
a = 30,
b = 15,
c = 10,
d = 5.0,
e = 4.0,
) {
difference() {
union() {
translate([-b/2, -(a-b)/2, 0]) cube([b, a-b, c]);
translate([0, -(a-b)/2, 0]) cylinder(d=b, h=c);
translate([0, (a-b)/2, 0]) cylinder(d=b, h=c);
}
translate([0, a/2 - d, -eps]) {
translate([0, 0, c-nut_depth+2*eps]) cylinder(d=nut_dia, h=nut_depth);
cylinder(d=e, h=c+2*eps);
}
translate([0, -a/2 + d, -eps]) {
translate([0, 0, c-nut_depth+2*eps]) cylinder(d=nut_dia, h=nut_depth);
cylinder(d=e, h=c+2*eps);
}
}
}
module base($fn=25, cw=93, sw=15, sh=15, strut_spacing=30, clamp_dist=90) {
d = 30;
clamp(l=cw, h=sh);
translate([-d, 0, 0]) nut_holder();
translate([d, 0, 0]) nut_holder();
/*difference() {
translate([0, -clamp_dist/2, 0]) union() {
*/
/*
translate([0, 0, 0]) clamp(l=cw, h=sh);
translate([-strut_spacing/2-sw, 0, 0]) cube([sw, clamp_dist, sh]);
translate([ strut_spacing/2, 0, 0]) cube([sw, clamp_dist, sh]);
*/
//}
/*
translate([nut_off_x, nut_off_y, -eps]) cylinder(d=nut_dia, h=nut_depth+eps);
translate([nut_off_x, -nut_off_y, -eps]) cylinder(d=nut_dia, h=nut_depth+eps);
translate([-nut_off_x, nut_off_y, -eps]) cylinder(d=nut_dia, h=nut_depth+eps);
translate([-nut_off_x, -nut_off_y, -eps]) cylinder(d=nut_dia, h=nut_depth+eps);
*/
//}
}
base();
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