3D-prints/display-camera-pi.scad

316 lines
9.5 KiB
OpenSCAD
Raw Normal View History

/** Parameters */
$camera_mount = true;
$base = true;
2023-12-24 13:37:46 -06:00
$arm_base = true;
$arm_pieces = 1;
$screws = 1;
$nuts = 1;
$nut_bumps = false;
/** Code */
module __no_more_parameters() {};
2023-12-25 15:55:30 -06:00
/** Scale nuts up slightly for easier fit and less friction. */
$nut_scale = 1.05;
2023-12-14 22:27:42 -06:00
$triangle_width = 65;
$triangle_height = 40;
$triangle_thickness = 5.87;
$triangle_screw_hole_diameter = 4.7;
$triangle_x_hole_gap = 40;
$triangle_y_hole_gap = 20;
$triangle_x_offset = 19;
$triangle_y_offset = 5;
$fn = $preview ? 8 : 360;
$steps_per_turn = $preview ? 8 : 128;
2023-12-14 22:27:42 -06:00
2023-12-17 12:40:52 -06:00
use <Thread_Library.scad>
if ($camera_mount) {
2023-12-24 13:37:46 -06:00
translate([-90, -40, 0])
camera_mount();
}
if ($base) {
2023-12-25 15:55:30 -06:00
screen_and_attachment();
pi_bed();
}
2023-12-25 15:55:30 -06:00
module pi_bed() {
$slat_count = 10;
$slat_gap = 10.4;
$slat_width = 4;
$side_width = 6;
$bed_depth = 6;
$bed_width = 70;
// slats
for (i = [0:1:$slat_count - 1]) {
translate([$slat_gap * i, -70, -$bed_depth])
cube([4, $bed_width, 4]);
}
// sides
for (i = [0:1:1]) {
color("blue")
translate([0, -$bed_width * i - $side_width, -$bed_depth])
cube([97.6, $side_width, $bed_depth]);
}
// railings
color("orange")
translate([0, -$side_width - $bed_width, -$bed_depth])
cube([$slat_width / 2, $bed_width, $bed_depth]);
color("orange")
translate([97.6, -$side_width - $bed_width, -$bed_depth])
cube([$slat_width / 2, $bed_width + $side_width, $bed_depth]);
}
module screen_and_attachment() {
color("green")
translate([-15, 0, 0])
rotate([90, 0, 0])
attachment_point();
color("blue")
translate([-0.5, 0, 4.5])
rotate([45, 0, -90])
screen_mount();
$screen_mount_support_width = 6;
difference() {
color("red")
translate([44.5, -$screen_mount_support_width, 27.4])
rotate([0, -45, 0])
cube([12, $screen_mount_support_width, 18]);
translate([50, -$screen_mount_support_width * 1.5, 0])
cube([20, $screen_mount_support_width * 2, 60]);
};
}
2023-12-17 12:40:52 -06:00
$camera_mount_thickness = 1;
$camera_screw_gap_y = 25.2;
$camera_screw_diameter = 2.75;
module camera_mount() {
difference() {
cylinder(h=$camera_mount_thickness, d=$camera_screw_gap_y);
translate([0, 0, -0.1])
cylinder(h=3 * $camera_mount_thickness, d=$camera_screw_gap_y - $camera_screw_diameter * 3);
rotate([0, 0, 90])
translate([$camera_screw_gap_y / 2 - $camera_screw_diameter / 1.33, 0, -0.1])
cylinder(h=3 * $camera_mount_thickness, d=$camera_screw_diameter);
rotate([0, 0, -90])
translate([$camera_screw_gap_y / 2 - $camera_screw_diameter / 1.33, 0, -0.1])
cylinder(h=3 * $camera_mount_thickness, d=$camera_screw_diameter);
translate([-1 * $camera_screw_gap_y - $camera_screw_diameter / 1.33, -1 * $camera_screw_gap_y / 2, -0.1])
cube([$camera_screw_gap_y, $camera_screw_gap_y, 3 * $camera_mount_thickness]);
};
$width = 20;
$thickness = 3;
$attachment_offset = 8.475;
difference() {
union() {
color("orange")
translate([$width + $attachment_offset, $thickness / 2, $width / 2])
rotate([90, 0, 0])
cylinder(d=$width, h=$thickness);
intersection() {
translate([$width + $attachment_offset, $thickness / 2, 0])
rotate([90, 0, 0])
cylinder(h=$thickness, d=$width * 2);
translate([$attachment_offset, -$thickness / 2, 0])
cube([$width, $thickness, $width]);
};
};
translate([$width + $attachment_offset, $thickness / 2, $width / 2])
rotate([90, 0, 0])
thread_hole_punch();
};
2023-12-17 12:40:52 -06:00
}
2023-12-14 22:27:42 -06:00
module attachment_point() {
difference() {
linear_extrude($triangle_thickness)
polygon([[0, 0], [$triangle_width, $triangle_height], [$triangle_width, 0]]);
translate([$triangle_x_offset, $triangle_y_offset, 0])
union() {
hole_puncher();
translate([$triangle_x_hole_gap, 0, 0]) hole_puncher();
translate([$triangle_x_hole_gap, $triangle_y_hole_gap, 0]) hole_puncher();
};
translate([$rounded_nose, 4.234, -0.2])
rotate([0, 0, 120])
nose_rounding();
2023-12-25 15:55:30 -06:00
translate([0, $triangle_height - $triangle_y_offset * 1.2, -0.1])
2023-12-14 22:27:42 -06:00
cube([100, 100, $triangle_thickness * 3]);
translate([45, 12, -0.1])
cylinder(h=100, r=10);
translate([28, 8, -0.1])
cylinder(h=100, r=4);
};
};
$screen_enter_diameter = 10;
$screen_lock_diameter = 6.25;
$screen_enter_gap = 30 + $screen_lock_diameter;
$screen_enter_y_offset = 14;
$screen_mount_width = 50;
$screen_mount_height = 60;
$screen_mount_thickness = 5;
$screen_side_cutout_size = 36;
module screen_mount() {
difference() {
cube([$screen_mount_width, $screen_mount_height, $screen_mount_thickness]);
translate([$screen_mount_width / 2, $screen_enter_y_offset, -0.1])
cylinder(h=$screen_mount_thickness * 2, d=$screen_enter_diameter);
translate([$screen_mount_width / 2, $screen_enter_y_offset + $screen_enter_gap, -0.1])
cylinder(h=$screen_mount_thickness * 2, d=$screen_enter_diameter);
for (i = [0:1:7]) {
mount_hole_puncher(i * -1);
};
translate([$screen_mount_width, $screen_mount_height / 2, -0.1])
cylinder(h=$screen_mount_thickness * 2, d=$screen_side_cutout_size);
translate([0, $screen_mount_height / 2, -0.1])
cylinder(h=$screen_mount_thickness * 2, d=$screen_side_cutout_size);
};
};
module mount_hole_puncher($gap) {
translate([$screen_mount_width / 2, $screen_enter_y_offset + $gap, -0.1])
cylinder(h=$screen_mount_thickness * 2, d=$screen_lock_diameter);
translate([$screen_mount_width / 2, $screen_enter_y_offset + $screen_enter_gap + $gap, -0.1])
cylinder(h=$screen_mount_thickness * 2, d=$screen_lock_diameter);
};
module hole_puncher() {
translate([0, 0, $triangle_thickness * -1])
cylinder(h=$triangle_thickness * 3, d=$triangle_screw_hole_diameter);
};
$rounded_nose = 25;
module nose_rounding() {
difference() {
color("red") cube([$rounded_nose, $rounded_nose, $triangle_thickness * 2]);
translate([-3, 0, $triangle_thickness / -2])
color("blue")
cylinder(h=$triangle_thickness * 3, d=$rounded_nose);
};
};
module thread(backlash=0.1) {
scale([0.5, 0.5, 0.5])
trapezoidThread(length=35, backlash=backlash, stepsPerTurn=$steps_per_turn);
}
$screw_head_diameter = 25;
$screw_head_thickness = 8;
$nut_head_bump_thickness = 0.5;
module nut_head(thickness=$screw_head_thickness) {
union() {
cylinder(d=$screw_head_diameter, h=thickness, $fn=6);
if ($nut_bumps)
translate([0, 0, thickness])
nut_bumps();
};
}
module nut_bumps() {
bump_length = $screw_head_diameter * 0.05;
bump_count = 24;
for (i = [0:1:bump_count - 1]) {
rotate([0, 0, i * (360 / bump_count)])
translate([$screw_head_diameter / 2 - bump_length * 3, 0, 0])
color("red")
cube([bump_length, $nut_head_bump_thickness, $nut_head_bump_thickness]);
}
}
2023-12-24 13:37:46 -06:00
module screw() {
union() {
translate([0, 0, $screw_head_thickness - 4])
thread();
nut_head();
};
}
for (i = [0:1:$screws - 1]) {
translate([-$screw_head_diameter, i * ($screw_head_diameter + 5), 0])
2023-12-24 13:37:46 -06:00
screw();
}
for (i = [0:1:$nuts - 1]) {
translate([-$screw_head_diameter * 2 - 8, i * ($screw_head_diameter + 5), 0])
difference() {
nut_head();
scale([$nut_scale, $nut_scale, 1])
translate([0, 0, -4]) thread(backlash=-0.2);
};
}
module arm_piece() {
union() {
$thickness = 3;
$length = 60;
$width = 20;
difference() {
union() {
cube([$length, $width, $thickness]);
translate([0, $width / 2, 0])
cylinder(h=$thickness, d=$width);
translate([$length, $width / 2, 0])
cylinder(h=$thickness, d=$width);
};
translate([0, $width / 2, 0])
thread_hole_punch();
translate([$length, $width / 2, 0])
thread_hole_punch();
}
if ($nut_bumps) {
translate([0, $width / 2, $thickness])
nut_bumps();
translate([$length, $width / 2, $thickness])
nut_bumps();
}
}
}
for (i = [0:1:$arm_pieces - 1]) {
translate([0, (i + 1) * -40, 0])
arm_piece();
}
module thread_hole_punch(height=50) {
translate([0, 0, -0.1])
cylinder(d=13, h=height);
}
2023-12-24 13:37:46 -06:00
module arm_base() {
$width = 20;
$thickness = 3;
$screw_top = 24.46175;
$hole_height = $screw_top + $width / 2 + 1;
difference() {
union() {
translate([0, $thickness / 2, $hole_height])
rotate([90, 0, 0])
cylinder(d=$width, h=$thickness);
color("gray")
translate([-$width / 2, -$thickness / 2, $screw_top])
cube([$width, $thickness, $width / 2 + 1]);
};
translate([0, 2, $hole_height])
rotate([90, 0, 0])
thread_hole_punch();
}
color("brown")
translate([0, 0, $screw_top])
rotate([-180, 0, 0])
screw();
}
if ($arm_base) {
translate([-30, -40, 0])
arm_base();
}