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bar_width = 3;
bar_height = 20;
clamp_thick = 5;
clamp_l1 = 10;
clamp_l2 = 50;
strut_height = bar_height;
angle = 30; // fake value; TODO
clamp_width = 2 * clamp_thick + bar_width;
clamp_height = bar_height + clamp_thick;
module clamp() {
l = clamp_l2 - clamp_l1;
difference() {
translate([clamp_l1, -clamp_width/2, 0])
cube([l, clamp_width, clamp_height]);
translate([0, -bar_width/2, clamp_thick + clamp_l2 * sin(angle)])
rotate([0, angle, 0])
cube([2*l, bar_width, 2*bar_height]);
}
}
module con(num) {
difference() {
for (dist = [clamp_l1 + 2*clamp_thick, clamp_l2])
assign(l = 2 * dist * sin(180/num) + 2*clamp_thick)
for (i = [1:num])
rotate(i*360/num)
translate([dist, -clamp_thick, 0])
rotate(180/num)
translate([0, 0, 0])
cube([clamp_thick, l, strut_height]);
for (i = [1:num])
rotate(i*360/num)
translate([0, -clamp_width/2, 0])
cube([2*clamp_l2, clamp_width, clamp_height]);
}
for (i = [1:num])
rotate(i*360/num)
clamp();
}
con(5);
//clamp();
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