DIY_3D_Printer/3dprinter.scad

use <angle_bracket.scad>;
use <horizontal_angle_bracket.scad>;
use <Motorhalter.scad>;
use <YRollHolder.scad>;
use <Motor.scad>;

include <NopSCADlib/core.scad>
include <NopSCADlib/vitamins/stepper_motors.scad>
include <NopSCADlib/vitamins/pulleys.scad>


bottmoutline();
bottomAngleBrackets();

horizontalProfile();
YAxis();

printBed();
zMotor();


module bottmoutline() {
    // draw alu profiles
    translate([0, - 40, 0]) aluProfile(400);
    translate([0, 400, 0]) aluProfile(400);

    translate([0, - 40, 0]) rotate([0, 0, 90]) aluProfile(480);
    translate([440, - 40, 0]) rotate([0, 0, 90]) aluProfile(480);

    // linear rails
    translate([70, 0, 20]) rotate([- 90, 0, 0]) linear_rail(400);
    translate([330, 0, 20]) rotate([- 90, 0, 0]) linear_rail(400);
}

module bottomAngleBrackets() {
    // draw angle bracktes
    angle_bracket();
    translate([400, 0, 0]) rotate([0, 0, 90]) angle_bracket();


    translate([400, 400, 0]) rotate([0, 0, 180]) angle_bracket();
    translate([0, 400, 0]) rotate([0, 0, 270]) angle_bracket();
}

module horizontalProfile() {
    height = 600;
    translate([- 40, 180, 0]) rotate([0, - 90, 0]) halfAluProfile(height);
    translate([460, 180, 0]) rotate([0, - 90, 0]) halfAluProfile(height);
    // upper part
    translate([- 60, 180, height]) halfAluProfile(520);

    // add the horitzontal angle bracktes
    translate([- 40, 135, 0]) rotate([0, 0, 90]) horizontal_angle_bracket();
    translate([440, 265, 0]) rotate([0, 0, 270]) horizontal_angle_bracket();

    // angle brackets up
    translate([- 40, 220, height]) rotate([90, 90, 0]) angle_bracket();
    translate([440, 180, height]) rotate([- 90, 90, 0]) angle_bracket();
}

module YAxis() {
    translate([160, 0, 0]) Motorhalter();

    translate([222, 400, 0]) rotate([0, 0, 180]) YRollHolder();

    translate([200.5, 26.6, 21]) rotate([0, 90, 0]) NEMA(NEMA17M, 180, true);

    p1 = [0, 0];
    p2 = [0, 350.5];

    path = [[p1.x, p1.y, pulley_pr(GT2x20ob_pulley)],
            [p2.x, p2.y, pulley_pr(GT2x20_toothed_idler)]
        ];

    belt = GT2x6;

    translate([215, 26.5, 20.9]) rotate([0, 90, 0]) union() {
        belt(belt, path, 13, [0, 0]);

        translate(p1) rotate([0, 0, 0]) pulley_assembly(GT2x20ob_pulley);
        translate(p2) pulley_assembly(GT2x20_toothed_idler);
    }
}

module printBed() {
    translate([50, 50, 50]) halfAluProfile(300);
    translate([50, 300, 50]) halfAluProfile(300);
    translate([90, 90, 50]) rotate([0, 0, 90]) halfAluProfile(220);
    translate([350, 90, 50]) rotate([0, 0, 90]) halfAluProfile(220);
}

module zMotor() {
    translate([- 20, 240, 81]) rotate([0, 180, 0]) Nema17();
    translate([- 20, 240, 97]) linear_rail(500);

    // add lead screws
    translate([420, 240, 81]) rotate([0, 180, 0]) Nema17();
    translate([420, 240, 97]) linear_rail(500);
}

// -- MODULES -- //

module aluProfile(length) {
    color("#dddddd") cube([length, 40, 40]);
}

module halfAluProfile(length) {
    color("#dddddd") cube([length, 40, 20]);
}

module linear_rail(length) {
    color("#cccccc") cylinder(h = length, d = 8, $fn = 33);
}

module bearing() {
    cylinder(h = length, d = 8, $fn = 33);
}