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@@ -643,247 +643,6 @@ module tetra_capsule_array_mount(angles, mount_radius, mount_wall) {
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}
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}
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}
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}
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-// windscreen frame
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-
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-module tetra_windscreen(radius, corner, height, beam_radius, twist, support) {
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- // octagonal helix windscreen frame
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- for (r = [0, 45, 90, 135, 180, -135, -90, -45]) for (t = [1, -1]) rotate([0, 0, r]) {
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- linear_extrude(height = height, center = false, convexity = 0, twist = twist * t, $fn = facets) {
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- translate([radius + beam_radius + windscreen_thread_depth, 0, 0]) {
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- // square(size = beam_radius * 1.5, center = true);
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- circle(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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- // connectors to top
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- translate([0, 0, height]) {
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- for (r = [0, 45, 90, 135, 180, -135, -90, -45]) rotate([0, 0, r + twist]) {
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- translate([radius + beam_radius + windscreen_thread_depth, 0, 0]) {
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- // cylinder(r = beam_radius * 2/3, h = 2.0, $fn = facets);
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- cylinder(r = beam_radius * 1, h = 2.0, $fn = facets);
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- //
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- // suppport structure for standalone beams
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- // these are removed after printing
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- if (support) {
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- for (s = [0, -129, 120]) rotate([0, 0, s]) {
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- translate([0, -0.3, 0]) {
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- cube([6, 0.6, 2]);
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- }
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- }
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- }
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- }
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- }
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- }
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-}
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-
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-// windscreen frame
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-
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-module tetra_windscreen_frame(sides, radius, height, beam_radius, twist) {
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- inc = 360/sides;
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- for (r = [0:inc:360]) for (t = [1, -1]) rotate([0, 0, r]) {
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- render() linear_extrude(height = height, center = false, convexity = 0, twist = twist * t, $fn = facets) {
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- translate([radius, 0, 0]) {
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- circle(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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-}
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-
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-// windscreen inset frame
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-
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-module tetra_windscreen_inset_frame(sides, radius, iradius, height, beam_radius, xscale = 1.0, yscale = 1.0) {
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- inc = 360/sides;
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- difference() {
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- for (r = [0:inc:360]) for (t = [1, -1]) rotate([0, 0, r]) {
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- render() {
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- hull() {
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- translate([iradius, 0, 0]) {
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- scale([xscale, yscale, 1.0]) cylinder(r = beam_radius, h = thin_mint, $fn = facets);
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- }
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- rotate([0, 0, inc/2 * t]) translate([radius, 0, height]) {
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- cylinder(r = beam_radius, h = thin_mint, $fn = facets);
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- }
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- }
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- }
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- }
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- cylinder(r = iradius, h = height, $fn = facets);
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- }
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-}
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-
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-// windscreen frame reinforcements
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-
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-module tetra_windscreen_frame_reinforcements(sides, radius, beam_radius, zrotation, yrotation) {
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- for (r = [0:360/sides:360]) rotate([0, 0, r + zrotation]) {
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- translate([radius, 0, 0]) {
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- render() rotate([0, yrotation, 0]) intersection() {
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- scale([1.0, 1.55, 1.0]) {
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- translate([0, 0, -beam_radius * 2]) {
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- cylinder(r = beam_radius, h = beam_radius * 4, $fn = facets);
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- }
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- }
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- scale([1, 2, 2.5]) sphere(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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-}
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-
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-// windscreen frame dome (two plus two)
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-
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-module tetra_windscreen_dome_two(radius, beam_radius) {
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- rad = radius * cos(180/8);
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- difference() {
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- for (r = [0, 90]) rotate([0, 0, r]) {
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- for (t = [1, -1]) {
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- translate([(rad/2 - 1.73 * beam_radius) * t, rad, 0]) rotate([0, 90, 0]) {
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- translate([0, -rad, 0]) {
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- rotate_extrude(convexity = 10, $fn = facets) {
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- translate([rad, 0, 0]) {
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- circle(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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- }
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- }
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- }
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- brad = rad + beam_radius + thin_mint;
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- translate([-brad, -brad, - 2 * brad]) {
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- cube([2 * brad, 2 * brad, 2 * brad]);
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- }
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- }
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-}
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-
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-// windscreen frame dome (three plus three)
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-
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-module tetra_windscreen_dome_three(radius, beam_radius) {
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- difference() {
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- for (r = [0, 90]) rotate([0, 0, r + 22.5]) {
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- translate([0, 0, 0]) rotate([0, 90, 0]) {
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- rotate_extrude(convexity = 10, $fn = facets) {
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- translate([radius, 0, 0]) {
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- circle(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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- for (t = [1, -1]) {
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- translate([radius * cos(45) * t, 0, 0]) rotate([0, 90, 0]) {
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- rotate_extrude(convexity = 10, $fn = facets) {
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- translate([radius * cos(45), 0, 0]) {
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- circle(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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- }
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- }
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- brad = radius + 2 * beam_radius + thin_mint;
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- translate([-brad, -brad, - 2 * brad]) {
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- cube([2 * brad, 2 * brad, 2 * brad]);
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- }
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- }
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-}
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-
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-module tetra_windscreen_dome_three_n(radius, beam_radius) {
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- difference() {
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- for (r = [0, 90]) rotate([0, 0, r + 22.5]) {
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- for (t = [1, -1]) {
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- translate([radius * cos(45) * t, 0, 0]) rotate([0, 90, 0]) {
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- rotate_extrude(convexity = 10, $fn = facets) {
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- translate([radius * cos(45), 0, 0]) {
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- circle(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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- }
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- }
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- brad = radius + 2 * beam_radius + thin_mint;
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- translate([-brad, -brad, - 2 * brad]) {
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- cube([2 * brad, 2 * brad, 2 * brad]);
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- }
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- }
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-}
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-
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-module tetra_windscreen_dome(sides, radius, beam_radius) {
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- arcs = sides/2 - 1;
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- ang = 360 / sides;
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- difference() {
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- for (r = [0, 90]) rotate([0, 0, r]) {
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- for (t = [1, -1]) {
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- translate([radius * sin(ang/2) * t, 0, 0]) rotate([0, 90, 0]) {
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- render() rotate_extrude(convexity = 10, $fn = facets) {
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- translate([radius * cos(ang/2), 0, 0]) {
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- circle(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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- translate([radius * sin(ang/(2/3)) * t, 0, 0]) rotate([0, 90, 0]) {
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- render() rotate_extrude(convexity = 10, $fn = facets) {
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- translate([radius * cos(ang/(2/3)), 0, 0]) {
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- circle(r = beam_radius, $fn = facets);
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- }
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- }
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- }
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- }
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- }
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- brad = radius + 2 * beam_radius + thin_mint;
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- translate([-brad, -brad, - 2 * brad]) {
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- cube([2 * brad, 2 * brad, 2 * brad]);
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- }
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- }
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-}
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-
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-// windscreen mount to body with thread
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-
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-module tetra_windscreen_mount(height, radius, beam_radius) {
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- octagon_radius = (radius + 2 * beam_radius + wall) * cos(PI/8);
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- difference() {
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- cylinder(r = radius + 2 * beam_radius + windscreen_thread_depth, h = height, $fn = facets);
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- metric_thread(diameter = radius * 2 + windscreen_thread_fit, pitch = windscreen_thread_pitch,
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- length = height, angle = windscreen_thread_angle, internal = true);
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- // make outside be a octagon instead of a circle
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- rotate([0, 0, 22.5]) translate([0, 0, -thin_mint]) {
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- difference() {
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- cylinder(r = 1.5 * radius, h = height + 2 * thin_mint);
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- cylinder(r = octagon_radius, h = height + 2 * thin_mint, $fn = 8);
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- }
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- }
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- }
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- // marker for center of screen
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- translate([-(radius + wall), 0, 0]) {
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- cylinder(r = 1.0, h = height, $fn = facets);
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- }
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-}
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-
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-module tetra_windscreen_round_mount(height, radius, wall) {
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- difference() {
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- cylinder(r = radius + wall, h = height, $fn = facets);
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- metric_thread(diameter = radius * 2 + windscreen_thread_fit, pitch = windscreen_thread_pitch,
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- length = height, angle = windscreen_thread_angle, internal = true);
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- }
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- // add better attachment points for windscreen
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- difference() {
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- union() {
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- cylinder(r = radius + 2 * wall, h = height/2, $fn = facets);
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- translate([0, 0, height/2]) {
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- cylinder(r1 = radius + 2 * wall, r2 = radius + wall, h = height/2, $fn = facets);
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- }
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- }
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- cylinder(r = radius + wall, h = height, $fn = facets);
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- }
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- // marker for center of microphone
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- translate([-(radius + 2 * wall), 0, 0]) {
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- cylinder(r = 1.0, h = height/2, $fn = facets);
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- }
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-}
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-
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-// small tube to connect both helical windscreen mounts
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-
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-module tetra_windscreen_connector(beam_radius) {
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- difference() {
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- cylinder(r = beam_radius + 0.8, h = 5, $fn = facets);
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- cylinder(r = beam_radius + 2 * fit, h = 5, $fn = facets);
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- }
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-}
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-
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-
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////
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////
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//// render all the different parts
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//// render all the different parts
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@@ -988,41 +747,6 @@ module render_tetra_microphone_cutout(z_offset, spread) {
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}
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}
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}
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}
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-// windscreen components
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-
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-module render_tetra_windscreen_top(z_offset) {
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- translate([0, 0, z_offset]) {
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- rotate([0, 0, 22.5]) scale([1, 1, 6/7]) {
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- tetra_windscreen_dome(box_corner_radius + beam_radius/2, beam_radius);
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- }
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- rotate([0, 180, 22.5]) {
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- tetra_windscreen(box_corner_radius + beam_radius/2, mount_corner, windscreen_height, beam_radius, 45);
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- }
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- }
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-}
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-
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-module render_tetra_windscreen_bottom(z_offset) {
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- translate([0, 0, z_offset]) rotate([0, 0, 22.5]) {
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- tetra_windscreen(box_corner_radius + beam_radius/2, mount_corner, windscreen_height, beam_radius, 45);
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- }
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-}
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-
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-module render_tetra_windscreen_mount(z_offset) {
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- translate([0, 0, z_offset]) {
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- tetra_windscreen_mount(windscreen_thread_height, windscreen_thread_radius, beam_radius);
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- }
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-}
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-
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-module render_tetra_windscreen_connectors(z_offset) {
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- translate([0, 0, z_offset]) {
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- for (r = [0, 45, 90, 135, 180, -135, -90, -45]) rotate([0, 0, r + 22.5]) {
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- translate([box_corner_radius + beam_radius * 2 + 0.5, 0, 0]) {
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- tetra_windscreen_connector(beam_radius);
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- }
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- }
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- }
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-}
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-
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// shock mount: microphone clip on stand mount
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// shock mount: microphone clip on stand mount
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//
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//
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