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eps = 0.01;
module clamp(l=90, w=20, h=10, d1=40, o=10, hdia1=5, hdia2=10, hd=1, nw=7.8, nd=3, notch_sf=0.75, notch_d=5, notch_a=10, notch_o=1, edge_a=10, edge_d=22) {
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, d1]);
}
rotate([0, 45, 0]) translate([-l/2, -eps/2, -d1/8*7]) cube([l, w+eps, d1]);
translate([0, 0, d1]) rotate([0, 90+45, 0]) translate([-l/2, -eps/2, -d1/8*7]) cube([l, w+eps, d1]);
translate([-eps/2, w/2, d1-o]) rotate([0, 90, 0]) union() {
cylinder(d=hdia1, h=l);
cylinder(d=hdia2, h=hd);
translate([0, 0, h-nd/2]) hexagon(nw, nd+2*eps);
}
}
}
}
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 base($fn=25, cw=90, sw=15, sh=10, strut_spacing=30, clamp_dist=90) {
difference() {
translate([0, -clamp_dist/2, 0]) union() {
translate([0, clamp_dist, 0]) clamp(l=cw, h=sh);
/*
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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