fixed the nut & finished the camera mount
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e826c8bd86
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@ -1,3 +1,17 @@
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/** Parameters */
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$camera_mount = true;
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$base = true;
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$screen_mount = true;
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$arm_pieces = 1;
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$screws = 1;
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$nuts = 1;
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/** Scale nuts up slightly for easier fit and less friction. */
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$nut_scale = 1.05;
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$nut_bumps = false;
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/** Code */
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module __no_more_parameters() {};
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$triangle_width = 65;
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$triangle_height = 40;
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$triangle_thickness = 5.87;
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@ -8,11 +22,21 @@ $triangle_y_hole_gap = 20;
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$triangle_x_offset = 19;
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$triangle_y_offset = 5;
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$fn=10;
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$fn = $preview ? 8 : 360;
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$steps_per_turn = $preview ? 8 : 128;
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use <Thread_Library.scad>
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camera_mount();
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if ($camera_mount) {
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translate([0, -60, 0])
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camera_mount();
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}
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if ($base) {
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translate([10, 0, 0]) attachment_point();
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}
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if ($screen_mount) {
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translate([0, 40, 0]) screen_mount();
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}
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$camera_mount_thickness = 1;
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$camera_screw_gap_y = 25.2;
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@ -31,6 +55,29 @@ module camera_mount() {
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translate([-1 * $camera_screw_gap_y - $camera_screw_diameter / 1.33, -1 * $camera_screw_gap_y / 2, -0.1])
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cube([$camera_screw_gap_y, $camera_screw_gap_y, 3 * $camera_mount_thickness]);
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};
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$width = 20;
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$thickness = 3;
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$attachment_offset = 8.475;
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difference() {
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union() {
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color("orange")
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translate([$width + $attachment_offset, $thickness / 2, $width / 2])
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rotate([90, 0, 0])
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cylinder(d=$width, h=$thickness);
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intersection() {
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translate([$width + $attachment_offset, $thickness / 2, 0])
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rotate([90, 0, 0])
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cylinder(h=$thickness, d=$width * 2);
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translate([$attachment_offset, -$thickness / 2, 0])
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cube([$width, $thickness, $width]);
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};
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};
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translate([$width + $attachment_offset, $thickness / 2, $width / 2])
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rotate([90, 0, 0])
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thread_hole_punch();
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};
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}
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module attachment_point() {
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@ -78,25 +125,6 @@ module screen_mount() {
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cylinder(h=$screen_mount_thickness * 2, d=$screen_side_cutout_size);
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translate([0, $screen_mount_height / 2, -0.1])
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cylinder(h=$screen_mount_thickness * 2, d=$screen_side_cutout_size);
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/*
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translate([25, 0, -0.1])
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rotate([0, 0, -30])
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cube([$screen_mount_width, $screen_mount_height, $screen_mount_thickness * 2]);
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translate([-10, -20, -0.1])
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rotate([0, 0, 30])
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cube([$screen_mount_width, $screen_mount_height, $screen_mount_thickness * 2]);
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translate([0, $screen_mount_height, 0])
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mirror([0, 1, 0])
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union() {
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translate([25, 0, -0.1])
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rotate([0, 0, -30])
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cube([$screen_mount_width, $screen_mount_height, $screen_mount_thickness * 2]);
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translate([-10, -20, -0.1])
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rotate([0, 0, 30])
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cube([$screen_mount_width, $screen_mount_height, $screen_mount_thickness * 2]);
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};
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*/
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};
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};
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@ -121,3 +149,86 @@ module nose_rounding() {
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cylinder(h=$triangle_thickness * 3, d=$rounded_nose);
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};
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};
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module thread(backlash=0.1) {
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scale([0.5, 0.5, 0.5])
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trapezoidThread(length=35, backlash=backlash, stepsPerTurn=$steps_per_turn);
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}
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$screw_head_diameter = 25;
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$screw_head_thickness = 8;
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$nut_head_bump_thickness = 0.5;
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module nut_head(thickness=$screw_head_thickness) {
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union() {
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cylinder(d=$screw_head_diameter, h=thickness, $fn=6);
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if ($nut_bumps)
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translate([0, 0, thickness])
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nut_bumps();
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};
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}
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module nut_bumps() {
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bump_length = $screw_head_diameter * 0.05;
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bump_count = 24;
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for (i = [0:1:bump_count - 1]) {
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rotate([0, 0, i * (360 / bump_count)])
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translate([$screw_head_diameter / 2 - bump_length * 3, 0, 0])
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color("red")
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cube([bump_length, $nut_head_bump_thickness, $nut_head_bump_thickness]);
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}
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}
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for (i = [0:1:$screws - 1]) {
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translate([-$screw_head_diameter, i * ($screw_head_diameter + 5), 0])
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union() {
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translate([0, 0, $screw_head_thickness - 4])
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thread();
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nut_head();
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};
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}
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for (i = [0:1:$nuts - 1]) {
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translate([-$screw_head_diameter * 2 - 8, i * ($screw_head_diameter + 5), 0])
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difference() {
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nut_head();
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scale([$nut_scale, $nut_scale, 1])
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translate([0, 0, -4]) thread(backlash=-0.2);
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};
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}
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module arm_piece() {
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union() {
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$thickness = 3;
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$length = 60;
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$width = 20;
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difference() {
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union() {
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cube([$length, $width, $thickness]);
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translate([0, $width / 2, 0])
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cylinder(h=$thickness, d=$width);
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translate([$length, $width / 2, 0])
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cylinder(h=$thickness, d=$width);
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};
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translate([0, $width / 2, 0])
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thread_hole_punch();
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translate([$length, $width / 2, 0])
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thread_hole_punch();
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}
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if ($nut_bumps) {
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translate([0, $width / 2, $thickness])
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nut_bumps();
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translate([$length, $width / 2, $thickness])
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nut_bumps();
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}
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}
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}
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for (i = [0:1:$arm_pieces - 1]) {
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translate([0, (i + 1) * -40, 0])
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arm_piece();
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}
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module thread_hole_punch(height=50) {
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translate([0, 0, -0.1])
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cylinder(d=13, h=height);
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}
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