SQUARE_INNER = 7.8; time = 0; module reel_holder (top = true, base = true) { $fn = 60; difference(){ translate([0, 0, -1.5]) cube([SQUARE_INNER, SQUARE_INNER, 21.5], center= true); for (i = [0:4]) { rotate([0, 0, (i * 90)]){ translate([(SQUARE_INNER / 2) + .4, (SQUARE_INNER / 2) + .4, 18.5 / 2]) rotate([0, -15, 45]) cube([2.5, SQUARE_INNER, SQUARE_INNER], center = true); } } } difference () { union() { translate([0, 0, (18.5 / 2) + (3.5 / 2)]) cylinder(r = SQUARE_INNER / 2, h = 3.5, center = true); translate([0, 0, (18.5 / 2) + (7.5 / 2)]) sphere(SQUARE_INNER / 2); } translate ([0, 0, (18.5 / 2) + 7.5]) cube([10, 10, 2], center = true); } if (base) { difference () { translate([0, 0, -(18.5/ 2) - (3 / 2) - 3]) cylinder(r = 16 /2, h = 3, center = true); //translate([0, 0, -14.3]) cube([4, 4, 2], center = true); //notch difference() { translate([0, 0, -14.3]) cylinder(r = 8 / 2, h = 2, center = true); translate([0, 6, -14.3]) cube([8, 8, 2], center = true); } } } } //rotate([0, 0, time]) reel_holder();