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@@ -57,7 +57,7 @@ mount_radius = 2.75;
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mount_wall = 0.75;
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// height of mount
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-mount_height = 30;
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+mount_height = 40;
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// height of sleeve
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sleeve_height = 23;
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@@ -129,7 +129,7 @@ leg_angles_bot =
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fudge = 0.15;
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// adjustment for fit of slots in connection legs and mount
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-fit = 0.2;
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+fit = 0.1;
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// number of facets for rendering cylinders
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facets = 64;
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@@ -151,114 +151,195 @@ mount_radius_capsule = capsule_sep_max;
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// solid: make the capsule holder solid, used in the mount to carve the capsule rests
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module capsule (azimuth, elevation, mounts, twist, ridge, solid = 0) {
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- rotate([0, 0, azimuth]) {
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- rotate([0, (90 - elevation), 0]) {
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- translate([0, 0, (rendermic == 0 && solid == 0) ? 0 : mic_radius - capsule_height]) {
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- difference () {
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- union () {
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- // main capsule holder
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- cylinder(r = capsule_radius + wall, h = capsule_height, $fn = facets);
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- // the mounting legs
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- for (angles = mounts) {
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- rotate([0, 0, angles[0] + twist]) {
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- // connect with cylindrical beams, very pretty
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- if (connect == 0) {
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+ rotate([0, 0, azimuth]) {
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+ rotate([0, (90 - elevation), 0]) {
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+ translate([0, 0, (rendermic == 0 && solid == 0) ? 0 : mic_radius - capsule_height]) {
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+ difference () {
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+ union () {
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+ // main capsule holder
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+ cylinder(r = capsule_radius + wall, h = capsule_height, $fn = facets);
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+ // the mounting legs
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+ for (angles = mounts) {
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+ rotate([0, 0, angles[0] + twist]) {
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+ // connect with cylindrical beams, very pretty
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+ if (connect == 0) {
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leg_length = mic_radius * cos(angles[1]) - capsule_radius * sin(angles[1]);
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- translate([capsule_radius - wall, 0, capsule_height - wall]) {
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- rotate([0, 180 - angles[1], 0]) {
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- cylinder(d = leg_width, h = leg_length - 0.3, center = false, $fn = facets);
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- }
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- }
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- }
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- // connect with horizontal legs
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- if (connect == 1) {
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+ translate([capsule_radius - wall, 0, capsule_height - wall]) {
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+ rotate([0, 180 - angles[1], 0]) {
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+ cylinder(d = leg_width, h = leg_length - 0.3, center = false, $fn = facets);
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+ }
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+ }
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+ }
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+ // connect with horizontal legs
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+ if (connect == 1) {
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leg_length = (mic_radius - capsule_height + leg_thick) * tan(90 - angles[1]) - capsule_radius;
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slot_depth = leg_thick * cos(90 - 2 * angles[1]) + wall + fit;
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- translate([capsule_radius + leg_length + fudge, - leg_width / 3, 0]) {
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- rotate([0, -90, 0]) {
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- difference() {
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- // thickness, width
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- cube([leg_thick, leg_width, leg_length]);
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- // cut slot in connector
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- translate([0, leg_width / 3 - (fit / 2), 0]) {
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- cube([leg_thick, leg_width / 3 + fit, slot_depth]);
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- }
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- }
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- }
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- }
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- }
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- // connect with vertical legs
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- if (connect == 2) {
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+ translate([capsule_radius + leg_length + fudge, - leg_width / 3, 0]) {
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+ rotate([0, -90, 0]) {
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+ difference() {
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+ // thickness, width
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+ cube([leg_thick, leg_width, leg_length]);
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+ // cut slot in connector
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+ translate([0, leg_width / 3 - (fit / 2), 0]) {
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+ cube([leg_thick, leg_width / 3 + fit, slot_depth]);
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+ }
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+ }
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+ }
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+ }
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+ }
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+ // connect with vertical legs
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+ if (connect == 2) {
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// fix this 0.2 == (2 * fudge?)
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leg_length = (mic_radius * tan(90 - angles[1]) - capsule_radius) * tan(angles[1]) - 0.2;
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slot_depth = leg_thick * cos (90 - (2 * angles[1]));
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- translate([capsule_radius - leg_thick / 2 + fudge, - leg_width / 3,
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+ translate([capsule_radius - leg_thick / 2 + fudge, - leg_width / 3,
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- leg_length + capsule_height]) {
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- difference() {
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- // the connection
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+ difference() {
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+ // the connection
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difference() {
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cube([leg_thick + leg_thick / 2, leg_width, leg_length]);
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translate([-leg_thick + wall - fudge, 0, - capsule_height + fudge]) {
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cube([leg_thick, leg_width, leg_length]);
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}
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}
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- // cut slot in connector
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- translate([0, leg_width / 3 - (fit / 2), 0]) {
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- cube([leg_thick + leg_thick / 2, leg_width / 3 + fit, slot_depth]);
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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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- // add ridges for microphone mount
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+ // cut slot in connector
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+ translate([0, leg_width / 3 - (fit / 2), 0]) {
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+ cube([leg_thick + leg_thick / 2, leg_width / 3 + fit, slot_depth]);
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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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+ // add ridges for microphone mount
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ridge_length = (mic_radius - capsule_height) / tan(elev_angle) - (capsule_radius + wall);
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- if (ridge == 2) {
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- rotate([0, 0, twist]) {
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- translate([capsule_radius + wall - ridge_length / 2, ridge_slot_width / 2, 0]) {
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+ if (ridge == 2) {
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+ rotate([0, 0, twist]) {
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+ translate([capsule_radius + wall - ridge_length / 2, ridge_slot_width / 2, 0]) {
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cube([ridge_length * 3 / 2, ridge_width, capsule_height], center = false);
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- }
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- translate([capsule_radius + wall - ridge_length / 2, -ridge_width - ridge_slot_width / 2, 0]) {
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+ }
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+ translate([capsule_radius + wall - ridge_length / 2, -ridge_width - ridge_slot_width / 2, 0]) {
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cube([ridge_length * 3 / 2, ridge_width, capsule_height], center = false);
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- }
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- }
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- }
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- if (ridge == 1) {
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- rotate([0, 0, twist]) {
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- translate([capsule_radius + wall - ridge_length / 2, -ridge_width / 2, 0]) {
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+ }
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+ }
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+ }
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+ if (ridge == 1) {
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+ rotate([0, 0, twist]) {
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+ translate([capsule_radius + wall - ridge_length / 2, -ridge_width / 2, 0]) {
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cube([ridge_length * 3 / 2, ridge_width, capsule_height], center = false);
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- }
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- }
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- }
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- }
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- // make the hole for the capsule (also cuts leg overhang for vertical connectors)
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- if (solid != 1) {
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+ }
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+ }
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+ }
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+ }
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+ // make the hole for the capsule (also cuts leg overhang for vertical connectors)
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+ if (solid != 1) {
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translate ([0, 0, -capsule_height]) {
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cylinder(r = capsule_radius + fudge, h = capsule_height * 2, $fn = facets);
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}
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}
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- // remove any extra connecting beam material from the face of the holder
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- if (connect == 0) {
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- translate ([0, 0, capsule_height]) {
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- cylinder(r = capsule_radius + wall * 2, h = 2, $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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+ // remove any extra connecting beam material from the face of the holder
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+ if (connect == 0) {
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+ translate ([0, 0, capsule_height]) {
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+ cylinder(r = capsule_radius + wall * 2, h = 2, $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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}
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// microphone mount
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//
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+// clips into standard microphone stand
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+//
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// angles: angles for mount slots
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// wall: thickness of cylinder wall
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// separation: height of mount with respect of the microphone assembly
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-module mount (angles, wall, separation, solid = 0) {
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+module mount (angles, wall, stand_wall, separation) {
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cone_height = 5;
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- translate([0, 0, -(separation - 0)]) {
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- difference() {
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+ translate([0, 0, -separation]) {
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+ difference() {
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+ union() {
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+ // conic section
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+ translate([0, 0, mic_mount_height + mount_height]) {
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+ difference() {
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+ cylinder(r2 = mount_radius_capsule, r1 = mount_radius + wall, h = cone_height, $fn = facets);
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+ // make the hole for the mount (* 1.5 to cut the ridge as well)
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+ cylinder(r2 = mount_radius_capsule - wall, r1 = mount_radius, h = cone_height * 1.5, $fn = facets);
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+ }
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+ }
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+ // stalk
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+ translate([0, 0, mic_mount_height + mount_height * 2/3]) {
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+ difference() {
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+ cylinder(r = mount_radius + wall, h = mount_height / 3, $fn = facets);
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+ // make the hole for the mount
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+ cylinder(r = mount_radius, h = mount_height / 3, $fn = facets);
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+ }
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+ }
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+ // transition to stand mount
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+ translate([0, 0, mic_mount_height]) {
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+ difference() {
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+ cylinder(r2 = mount_radius + wall, r1 = mic_mount_radius + mic_mount_fit + stand_wall,
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+ h = mount_height * 2 / 3, $fn = facets);
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+ // make the hole for the mount
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+ cylinder(r2 = mount_radius, r1 = mic_mount_radius + mic_mount_fit,
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+ h = mount_height * 2 / 3, $fn = facets);
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+ }
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+ }
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+ // stand mount
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+ translate([0, 0, 0]) {
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+ difference() {
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+ union() {
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+ // main mount cylinder
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+ translate([0, 0, 0]) {
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+ difference() {
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+ cylinder(r = mic_mount_radius + mic_mount_fit + stand_wall, h = mic_mount_height, $fn = facets);
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+ // make the hole for the mount (* 1.5 to cut the ridge as well)
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+ cylinder(r = mic_mount_radius + mic_mount_fit, h = mic_mount_height, $fn = facets);
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+ }
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+ }
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+ }
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+ // slot for fitting into microphone stand
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+ translate([mic_mount_radius - stand_wall / 2, - mic_mount_slot_width / 2, 0]) {
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+ cube([2 * stand_wall, mic_mount_slot_width, mic_mount_slot_height]);
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+ }
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+ // eyelet for microphone stand
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+ translate([mic_mount_radius - stand_wall / 2, 0, mic_mount_slot_height]) {
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+ rotate([0, 90, 0]) {
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+ cylinder(r = mic_mount_slot_radius, h = 2 * stand_wall, $fn = facets);
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+ }
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+ }
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+ // hole for microphone wiring
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+ translate([mic_mount_radius - stand_wall / 2, 0, mic_mount_height - mic_wire_hole_offset]) {
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+ rotate([0, 90, 0]) {
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+ cylinder(r = mic_wire_hole_radius, h = 2 * stand_wall, $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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+ // indentations that match the two lower capsule holders
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+ translate([0, 0, mic_mount_height + mount_height + cone_height +
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+ (mic_radius - capsule_height) + capsule_height * sin(elev_angle)]) {
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+ capsule(angles[0], -elev_angle, [], 0, 1, 1);
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+ capsule(angles[1], -elev_angle, [], 0, 1, 1);
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+ }
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+ }
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+ }
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+}
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+
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+// microphone mount
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+//
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+// angles: angles for mount slots
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+// wall: thickness of cylinder wall
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+// separation: height of mount with respect of the microphone assembly
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+
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+module mount_stalk (angles, wall, separation, solid = 0) {
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+ cone_height = 5;
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+ translate([0, 0, -(separation - 0)]) {
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+ difference() {
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union() {
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// conic section
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translate([0, 0, -cone_height]) {
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@@ -296,8 +377,8 @@ module mount (angles, wall, separation, solid = 0) {
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}
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module mount_sleeve (wall, separation, solid = 0) {
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- translate([0, 0, -(separation + 0.0)]) {
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- difference() {
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+ translate([0, 0, -(separation + 0.0)]) {
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+ difference() {
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union() {
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// main mount cylinder
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translate([0, 0, -mount_height]) {
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@@ -327,10 +408,10 @@ module mount_sleeve (wall, separation, solid = 0) {
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}
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// mount for microphone stand
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-//
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+
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module stand_mount (wall, separation) {
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- translate([0, 0, -separation]) {
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- difference() {
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+ translate([0, 0, -separation]) {
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+ difference() {
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union() {
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// main mount cylinder
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translate([0, 0, - mic_mount_height]) {
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@@ -367,8 +448,8 @@ module stand_mount (wall, separation) {
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// the cap that connects the microphone stand mount with the microphone mount
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module stand_mount_cap (wall, separation) {
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- translate([0, 0, -(separation)]) {
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- difference() {
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+ translate([0, 0, -(separation)]) {
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+ difference() {
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union() {
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// cap
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cylinder(r = mic_mount_radius + mic_mount_fit + wall, h = wall, $fn = facets);
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@@ -392,21 +473,16 @@ module stand_mount_cap (wall, separation) {
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}
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}
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-
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// render a complete microphone
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if (rendermic == 1) {
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- capsule(45, elev_angle, leg_angles_top, 60, 0);
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- capsule(-135, elev_angle, leg_angles_top, 60, 0);
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- capsule(-45, -elev_angle, leg_angles_bot, 0, 1);
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+ // all four capsules
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+ capsule(45, elev_angle, leg_angles_top, 60, 0);
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+ capsule(-135, elev_angle, leg_angles_top, 60, 0);
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+ capsule(-45, -elev_angle, leg_angles_bot, 0, 1);
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capsule(135, -elev_angle, leg_angles_bot, 0, 1);
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- // the mount
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- mount([-45, 135], mount_wall, capsule_bottom);
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- // the sleeve closing it
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- mount_sleeve(sleeve_wall, capsule_bottom);
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- // the microphone stand mount
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- stand_mount_cap(mic_mount_wall, capsule_bottom + mount_height + 3);
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- stand_mount(mic_mount_wall, capsule_bottom + mount_height + 7);
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+ // the mount
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+ mount([-45, 135], mount_wall, mic_mount_wall, mic_mount_height + mount_height + 5 + capsule_bottom);
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}
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// print all the parts separately
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@@ -427,8 +503,6 @@ if (rendermic == 0) {
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translate([-part_sep, -part_sep, part_height]) { capsule(0, part_rot, leg_angles_bot, 90, 1); }
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// mount body
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translate([0, 0, mount_height]) { mount([-45, 135], 1, 0); }
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- // mount sleeve
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- translate([mount_radius * 8, 0, mount_height]) { mount_sleeve(1, 0); }
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// add connecting ridges to make it all one part
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difference() {
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for (rot_a = [-45, 45]) {
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@@ -451,32 +525,17 @@ if (rendermic == 0) {
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translate([part_sep, -part_sep, part_height]) { capsule(0, part_rot, leg_angles_top, 0, 0); }
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if (renderset != 0) {
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// #4
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- *translate([part_sep, part_sep, part_height]) { capsule(0, part_rot, leg_angles_top, 0, 0); }
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+ translate([part_sep, part_sep, part_height]) { capsule(0, part_rot, leg_angles_top, 0, 0); }
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// #2
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translate([-part_sep, part_sep, part_height]) { capsule(0, part_rot, leg_angles_bot, -90, 1); }
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// #1
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translate([-part_sep, -part_sep, part_height]) { capsule(0, part_rot, leg_angles_bot, 90, 1); }
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- // mount
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- *rotate([0, 0, 45]) {
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- translate([0, 0, mount_height]) { mount([-45, 135], mount_wall, 0); }
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- }
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- // mount sleeve
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- *translate([10, 0, mount_height]) {
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- rotate([0, 0, 45]) {
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- mount_sleeve(sleeve_wall, 0); }
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- }
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// stand mount
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- *translate([0, 0, mic_mount_height + mic_mount_height]) {
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- stand_mount(mic_mount_wall, mic_mount_height);
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- }
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- // stand mount cap
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- *rotate([0, 180, 0]) {
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- translate([2 * mic_mount_radius + 8, 0, - mic_mount_wall]) {
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- stand_mount_cap(mic_mount_wall, 0);
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- }
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+ *translate([0, 0, 0]) {
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+ mount_to_stand([-45, 135], mount_wall, mic_mount_wall, 0);
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}
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// add connecting ridges to make it all one part
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- *difference() {
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+ difference() {
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for (rot_a = [-45, 45]) {
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rotate([0, 0, rot_a]) {
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translate([-wall / 2, -part_sep * 0.85, 0]) {
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@@ -485,7 +544,7 @@ if (rendermic == 0) {
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}
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}
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// remove them in the inside of the mount
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- cylinder(r = mount_radius + wall / 2, h = wall / 2);
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+ cylinder(r = mic_mount_radius + mount_wall / 2, h = wall / 2);
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}
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}
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}
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Fernando Pablo Lopez-Lezcano