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GNAL/100ft_v2/gnal_100ft.scad

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//V2
include <../libraries/gnal.scad>;
SPOKE_COUNT = 24;
PART="";
module gnal_100ft_spiral (spiral_count = 60, od = 298.75) {
outer_d = 299;
outer_d_inside = outer_d - 6;
outer_h = 7.5;
spoke_len = 123;
spoke_w = 3;
spoke_h = 4.2 + 3;
spoke_2_len = 85;
spoke_cross_1_d = 63;
spoke_cross_1_w = 18;
spoke_cross_2_d = 108;
spoke_cross_2_w = 15;
spoke_3_len = 39;
spoke_3_w = 2;
translate([0, 0, -3.6]) difference () {
cylinder(r = outer_d / 2, h = spoke_h, center = true, $fn = 500);
cylinder(r = outer_d_inside / 2, h = outer_h + 1, center = true, $fn = 500);
}
difference () {
gnal_spiral_core();
//rounded spoke voids
for (i = [0 : SPOKE_COUNT]) {
rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
translate([0, 26.75, 0]) {
cylinder(r = 2, h = 20, center = true, $fn = 40);
}
}
}
}
//main spokes
for (i = [0 : SPOKE_COUNT]) {
rotate([0, 0, i * (360 / SPOKE_COUNT)]) {
translate([(spoke_len / 2) + (48 / 2), 0, -3.6]) {
cube([spoke_len, spoke_w, spoke_h], center = true);
}
}
}
//secondary spokes
for (i = [0 : SPOKE_COUNT]) {
rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
translate([(outer_d / 2) - (spoke_2_len / 2) - 2, 0, -3.6]) {
cube([spoke_2_len, spoke_w, spoke_h], center = true);
}
}
}
//spoke cross bars
for (i = [0 : SPOKE_COUNT]) {
rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
translate([63, 0, -3.6]) {
rotate([0, 0, 20]) {
cube([ spoke_w, 18, spoke_h], center = true);
}
}
}
}
//second spokes
for (i = [0 : SPOKE_COUNT]) {
rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT)]) {
translate([(outer_d / 2) - (spoke_2_len / 2) - 2, 0, -3.6]) {
cube([spoke_2_len, spoke_w, spoke_h], center = true);
}
}
}
//second spoke cross pieces
for (i = [0 : SPOKE_COUNT * 2]) {
rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 2))]) {
translate([spoke_cross_2_d, 0, -3.6]) {
rotate([0, 0, -20]) {
cube([ spoke_w, spoke_cross_2_w, spoke_h], center = true);
}
}
}
}
//third spokes
for (i = [0 : SPOKE_COUNT * 2]) {
rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 2))]) {
translate([(outer_d / 2) - (spoke_3_len / 2) - 2, 0, -3.6]) {
cube([spoke_3_len, spoke_3_w, spoke_h], center = true);
}
}
}
//translate([0, 0, 1]) rotate([0, 0, 0]) spiral_2 (START_D = 46.95, SPIRALS = spirals); //12 //40
//translate([0, 0, -.1]) rotate([0, 0, -90]) film_guide(spiral_count, 298.75);
//translate([0, 0, -.1]) spirals_old(spiral_count, 46.95 - 1.2, 2.075);
translate([0, 0, -.1]) {
rotate([0, 0, -90]) {
difference () {
film_guide(spiral_count, od);
for (i = [0 : SPOKE_COUNT]) {
rotate([0, 0, (i + 0.5) * (360 / SPOKE_COUNT) ]) {
translate([(83 / 4) + (48 / 2), 0, -3.6]) triangle_void();
}
}
for (i = [0 : SPOKE_COUNT * 2]) {
rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 2)) ]) {
translate([(258 / 2) - (spoke_2_len / 2) + 1 , 0, -3.6]) triangle_void_2();
}
}
for (i = [0 : SPOKE_COUNT * 4]) {
rotate([0, 0, (i + 0.5) * (360 / (SPOKE_COUNT * 4)) ]) {
if (i % 2 == 0) {
translate([(outer_d / 2) - (spoke_3_len / 2) + 1 , 0.3, -3.6]) triangle_void_3();
} else {
translate([(outer_d / 2) - (spoke_3_len / 2) + 1, -0.3, -3.6]) triangle_void_3();
}
}
}
}
}
}
}
module gnal_100ft_top () {
H = 5;
center_d = 53;
spoke_w = 4.5;
spokes = 12;
outer_d = 299;
inner_d = 150;
inner_d_2 = 215;
void_d = 22.5;
hole_d = 3.5;
hole_spacing = 37;
core_d = 29.5;
core_bottom_d = 26.2;
difference () {
union () {
cylinder(r = center_d / 2, h = H, center = true, $fn = 100);
for (i = [0 : spokes]) {
rotate([0, 0, i * (360 / spokes)]) translate([0, outer_d / 4, 0]) cube([spoke_w, (outer_d / 2) - 1, H], center = true);
}
//outer spokes
for (i = [0 : spokes * 2]) {
rotate([0, 0, i * (360 / (spokes * 2))]) translate([0, (outer_d / 2) - 25, 0]) cube([spoke_w, (outer_d / 2) - (inner_d_2 / 2) , H], center = true);
}
}
//void
cylinder(r = void_d / 2, h = H + 1, center = true, $fn = 100);
//speed holes
for (i = [0 : 3]) {
rotate([0, 0, (i * 90) + 45]) translate([0, hole_spacing / 2, 0]) cylinder(r = hole_d / 2, h = H + 1, center = true);
}
//rounding of center cylinder
for (i = [0 : spokes]) {
rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([-2.75, 26.5, 0]) cylinder(r = 2, h = H+1, center = true, $fn = 40);
rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([2.75, 26.5, 0]) cylinder(r = 2, h = H+1, center = true, $fn = 40);
rotate([0, 0, (i + 0.5) * (360 / spokes)]) translate([0, 26.5, 0]) cube([5, 4, H + 1], center = true);
}
}
difference () {
cylinder(r = (center_d / 2) - 1.8, h = H, center = true, $fn = 200);
cylinder(r = (hole_spacing / 2) + 2, h = H + 1, center = true, $fn = 200);
}
//outer ring
difference () {
cylinder(r = outer_d / 2, h = H, center = true, $fn = 200);
cylinder(r = (outer_d / 2) - 5, h = H + 1, center = true, $fn = 200);
}
//inner ring
difference () {
cylinder(r = inner_d / 2, h = H, center = true, $fn = 200);
cylinder(r = (inner_d / 2) - 5, h = H + 1, center = true, $fn = 200);
}
//second inner ring
difference () {
cylinder(r = inner_d_2 / 2, h = H, center = true, $fn = 200);
cylinder(r = (inner_d_2 / 2) - 5, h = H + 1, center = true, $fn = 200);
}
//rounded cross connectors
for (i = [0 : spokes]) {
rotate([0, 0, i * (360 / spokes)]) translate([0, (inner_d / 2) - (spoke_w / 2), 0]) difference() {
cylinder(r = 6.5, h = H, center = true);
translate([6.25, 6, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
translate([-6.25, 6, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
translate([-6.1, -7, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
translate([6.1, -7, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
}
}
difference () {
union () {
translate([0, 0, 3.75 + 1]) cylinder(r = core_d / 2, h = H, center = true, $fn = 60);
translate([0, 0, 3.75 + 1 + 3.2]) cylinder(r = core_bottom_d / 2, h = H, center = true, $fn = 60);
}
cylinder(r = void_d / 2, h = H * 5 , center = true, $fn = 100);
translate([0, 0, 4 + 1 + 2.25]) spacer_ridges();
}
//rounded second ring connectors
for (i = [0 : spokes]) {
rotate([0, 0, i * (360 / spokes)]) translate([0, 205 / 2, 0]) difference () {
translate([0, 2, 0]) cube([13, 12, H], center = true);
translate([6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
translate([-6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
translate([6.2, 8.75, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
translate([-6.2, 8.75, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
}
}
//second ring connectors
for (i = [0 : spokes * 2]) {
rotate([0, 0, i * (360 / (spokes * 2))]) translate([0, 205 / 2, 0]) difference () {
translate([0, 4, 0]) cube([13, 8, H], center = true);
translate([6.2, 8.75, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
translate([-6.2, 8.75, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
}
}
for (i = [0 : spokes * 2]) {
rotate([0, 0, i * (360 / (spokes * 2))]) translate([0, 289 / 2, 0]) difference () {
translate([0, 0, 0]) cube([13, 9, H], center = true);
translate([6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
translate([-6.2, -4.2, 0]) cylinder(r = 4, h = H + 1, center = true, $fn = 60);
}
}
}
module film_guide (rotations = 40, od = 215.75) {
SPIRALROTATION=rotations * 360;
SPIRALSTEPS=180;
INITIALRADIUS= od / 2; //300 / 2;
PITCH=2.07675;
XMAXSHAPE=2;
InwardSpiral (
SPIRALROTATION/SPIRALSTEPS,
SPIRALSTEPS,
INITIALRADIUS,
PITCH,
XMAXSHAPE);
}
if (PART == "spiral") {
gnal_100ft_spiral();
} else if (PART == "top") {
gnal_100ft_top();
} else if (PART == "spacer") {
gnal_spacer();
} else if (PART == "insert_s8") {
gnal_spiral_bottom_insert_s8();
} else if (PART == "insert_16") {
gnal_spiral_bottom_insert_16();
} else if (PART == "spacer_16") {
gnal_spacer_16();
}
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