angle_quad.scad

arm_size = 13;
arm_length = 102;
arm_distance = 60;
arm_mount_hole_diam = 1.6;
arm_hole_from_edge = 8;
arm_hole_distance = 10;
wall_width = 3;
coupler_length = 60;


// Center Section
color ("red") difference() {
    rotate([0,0,45]) {
        difference() {
            translate([0,0,20]) cube([84,84,2.5],true);

            for(r=[0:15:359]) {
            rotate ([0,0,r]) translate([0,0,19]) cube([40,40,15],true);
            }

            for(r=[0:45:359]){
                rotate ([0,0,r]) {
                    translate([64,0,20]) cube([30,30,20],true);
                }
            }           
        }
        difference() {
            translate([0,0,-2]) cube([84,84,2.5],true);
           for(r=[0:45:359]){
                rotate ([0,0,r]) {
                    translate([62,0,0]) cube([20,20,20],true);
                }
            }
        }
    }
    quad_arms(arm_size,arm_length,arm_distance,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance);
arm_mount_holes(arm_size,arm_length,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance);

}


// Arms
difference() {
quad_arms(arm_size,arm_length,arm_distance,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance);
arm_mount_holes(arm_size,arm_length,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance);
}

// Motor Mounts
motor_mounts(arm_size,arm_length,arm_distance,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance);


// Angle block
difference() {
arm_couplers(arm_size,arm_length,arm_distance,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance,coupler_length,wall_width);
arm_mount_holes(arm_size,arm_length,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance);
fc_mount_holes(arm_size,arm_length,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance);
fc_mount_curves(arm_size,arm_length,arm_mount_hole_diam,arm_hole_from_edge,arm_hole_distance);
rotate([0,0,0]) translate([0,0,19]) color("Grey") cube([42,42,27],true);
    translate([0,0,-8]) cube([84,84,14],true);
    translate([0,0,34]) cube([200,200,30],true);

}

// Flight Controller
color("Pink", 0.5) translate ([0,0,11]) rotate ([0,0,45]) cube([36,36,5],true);

*color("Green", 0.4) translate ([0,0,11]) rotate ([0,0,45]) cube([30.5,30.5,2],true);


module arm_mount_holes(s,arm_length,ahd,ahfe,ahfed) {
    color("Grey") for(r=[0:90:359]){
        rotate ([0,0,r]) {
            translate ([0,(-arm_length/2+(ahfe+ahfed)),s]) cylinder(s*3+.02,ahd,ahd,true);
            translate ([0,(-arm_length/2+(ahfe+ahfed)-10),s]) cylinder(s*3+.02,ahd,ahd,true);
        }
    }
}

module fc_mount_holes(s,arm_length,ahd,ahfe,ahfed) {
    color("Grey") for(r=[0:90:359]){
        rotate ([0,0,r]) {
            translate ([0,21.5,s]) cylinder(s*3+.02,ahd,ahd,true);
        }
    }
}

module fc_mount_curves(s,arm_length,ahd,ahfe,ahfed) {
    color("Grey") for(r=[0:90:359]){
        rotate ([0,0,r]) {
            translate ([0,21.5,15]) cylinder(20,6,6,true);
        }
    }
}


module quad_arms(s,l,d,ahd,ahfe,ahfed){
    for(r=[0:90:359]){
        quad_arm(s,l,d,ahd,ahfe,ahfed,r);
    }
};

module quad_arm(s,l,d,ahd,ahfe,ahfed,r) {
    rotate([0,0,r]) 
    translate([0,-d/2,0]) rotate([80,0,0]) translate([0,s/2,l/2])
    difference() {
        color("BurlyWood") cube([s,s,l],true);
        *translate ([0,0,((-arm_length/2)+ahfe)]) rotate([90,0]) cylinder(s*3+.02,ahd,ahd,true);
        *translate ([0,0,(-arm_length/2+(ahfe+ahfed))]) rotate([90,0]) cylinder(s*3+.02,ahd,ahd,true);
        translate([0,0,(arm_length/2)-s]) rotate([90,0]) cylinder(s*3+.02,3.2,3.2,true);
    }
}

module arm_couplers(s,l,d,ahd,ahfe,ahfed,cl,ww){
    for(r=[0:90:359]){
        difference() {
            color ("Blue", 0.7) arm_coupler(s,l,d,ahd,ahfe,ahfed,r,cl,ww);
            quad_arm(s,l,d,ahd,ahfe,ahfed,r);            
        }
    }
};

module arm_coupler(s,l,d,ahd,ahfe,ahfed,r,cl,ww) {
    rotate([0,0,r]) 
    translate([0,cl/2]) rotate([80,0,0]) translate([0,-s/2+ww+3.5,l/2]) cube([s+ww,s+ww+14,cl],true);
}

module motor_mounts(s,l,d,ahd,ahfe,ahfed){
    for(r=[0:90:359]){
        motor_mount(s,l,d,ahd,ahfe,ahfed,r);
    }
};


module motor_mount(s,l,d,ahd,ahfe,ahfed,r) { 
    rotate([90,-10,r]) translate([l+5,5,0]) color("blue")
    import("1806_mount_mod.stl");
}