// PRUSA iteration4
// Y holder front
// GNU GPL v3
// Josef Průša <iam@josefprusa.cz> and contributors
// http://www.reprap.org/wiki/Prusa_Mendel
// http://prusamendel.org

module ziptie_round_edge()
{
    difference()
    {
        translate([0, 0, 0]) rotate([90, 0, 0]) cylinder(h = 3.2, r = 4, $fn = 50);
        translate([0, 1, 0]) rotate([90, 0, 0]) cylinder(h = 5, r = 2, $fn = 50);
        translate([-10, -4, 0]) cube([20, 5, 5]);
        translate([-20, -4, -13]) cube([20, 5, 20]);
    }
}

module part()
{
    difference()
    {
        union()
        {
            // body block
            difference()
            {
                translate([-13, -3, 0]) cube([26, 10, 12]);

                // upper corners
                translate([4, -3.5, 20]) rotate([0, 60, 0]) cube([20, 30, 20]);
                translate([-21.2, -3.5, 30]) rotate([0, 120, 0]) cube([20, 30, 20]);
                translate([-15, -3.3, -6]) rotate([45, 0, 0]) cube([30, 5, 5]);
                translate([15, 7.3, -6]) rotate([45, 0, 180]) cube([30, 5, 5]);
            }
            difference()
            {
                translate([-4, 2, -2]) cube([8, 5, 3]);

                // upper corners
                translate([-15, 2, -7.07]) rotate([45, 0, 0]) cube([30, 5, 5]);
                translate([15, 9.5, -6]) rotate([45, 0, 180]) cube([30, 5, 5]);
            }
        }

        // y-axis cut
        translate([0, 11, 10.5]) rotate([90, 0, 0]) cylinder(h = 14, r = 4, $fn = 50);
        translate([0, 8, 10.5]) rotate([90, 0, 0]) cylinder(h = 2, r1 = 4.5, r2 = 4, $fn = 50);
        translate([0, -2, 10.5]) rotate([90, 0, 0]) cylinder(h = 2, r1 = 4, r2 = 4.5, $fn = 50);
        translate([-7, -4, 14.5]) rotate([0, 45, 0]) cube([10, 20, 10]);
        translate([0, 8, 10.5]) rotate([90, 0, 0]) cylinder(h = 1.4, r1 = 5, r2 = 4, $fn = 50);

        // screw holes
        translate([-5.5, 4, 3.5]) rotate([90, 0, 0]) cylinder(h = 20, r = 1.55, $fn = 60);
        translate([5.5, 4, 3.5]) rotate([90, 0, 0]) cylinder(h = 20, r = 1.55, $fn = 60);
        translate([-5.5, -2.4, 3.5]) rotate([90, 0, 0]) cylinder(h = 2, r1 = 1.5, r2 = 2.6, $fn = 60);
        translate([5.5, -2.4, 3.5]) rotate([90, 0, 0]) cylinder(h = 2, r1 = 1.5, r2 = 2.6, $fn = 60);

        // ziptie
        translate([7.8, 5.75, 9]) ziptie_round_edge();
        translate([-7.8, 2.55, 9]) rotate([0, 0, 180]) ziptie_round_edge();
        translate([-8.1, 2.55, 5]) cube([16.2, 3.2, 2]);
        translate([0.8, 2.55, 25]) rotate([0, 60, 0]) cube([20, 3.2, 2]);
        translate([-1.8, 2.55, 27]) rotate([0, 120, 0]) cube([20, 3.2, 2]);


        // nuts
        difference()
        {
            union()
            {
                translate([-8.2, -0.45, -3.4]) cube([5.6, 2.1, 10]);
                translate([2.8, -0.45, -3.4]) cube([5.6, 2.1, 10]);
            }

            // nut holding '
            translate([-14, -0.45, -0.02]) cube([24, 0.5, 0.5]);

        }

        // nut print supports
        translate([-8.2, -0.25, 3.5 - 3.2 / 2]) cube([5.6, 2.1, 3.2]);
        translate([2.8, -0.25, 3.5 - 3.2 / 2]) cube([5.6, 2.1, 3.2]);
        translate([-7.1, 0, 3.5 - 3.2 / 2]) cube([3.2, 2.1, 3.2]);
        translate([3.9, 0, 3.5 - 3.2 / 2]) cube([3.2, 2.1, 3.2]);

        // upper corners


    }
}

rotate([90, 0, 0]) part();