sixteenmillimeter-tools/models/lomo_bottom_screw/lomo_bottom_screw.scad

t = 0;
include <../../libraries/threads.scad>;

module base () {
    $fn = 100;
    NUBS = 6;
    union() {
        translate([0, 0, -15])cylinder(r = 8.45, h = 20, center = true);
        //hex version
        //translate([0, 0, -24.5]) cylinder(r = 11.1, h = 9.5, center = true, $fn = 6);
        translate([0, 0, -24.5]) cylinder(r = 19 / 2, h = 9.5, center = true);
        for (i = [1 : 6]) {
                rotate([0, 0, i * (360 / NUBS)]) translate([0, 19 / 2, -24.5]) cylinder(r = 3.2 / 2, h = 9.5, center = true);
        }
    }
}

module lomo_bottom_screw () {
    base();
    difference () {
        //outer screw
        translate([0, 0, -7.1]) metric_thread (diameter=10, pitch=1.5,thread_size = 1.6, length=27.1);
        //taper top of screw
        translate([0, 0, 19]) difference() {
            cylinder(r = 8, h = 3.5, center = true, $fn = 100);
            cylinder(r1 = 6, r2 = 3, h = 4.5, center = true, $fn = 100);
        }
        //hollow center
        cylinder(r = 1.85, h = 100, center = true, $fn = 60);
    }
}
difference() {
    //color("green")
    //translate([37, -3.5, 0]) import("./lomo_part_fixed.stl");
    import("./lomo_part_half.stl");
    //translate([200, 0, 0]) cube([400, 400, 400], center = true);
}
translate([0, -0.25, -0.05]) rotate([0, 0, t]) difference() {
    //color("green") lomo_bottom_screw();
    //translate([-20, 0, 0])cube([40, 40, 200], center = true);
}