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[project_box] Add lid

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Correl Roush 2022-12-06 16:19:45 -05:00
parent 7cd13f0eb2
commit 635e1a98ae
2 changed files with 77 additions and 42 deletions
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5
fit_test.scad
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@ -1,6 +1,9 @@
use <project_box.scad>
$fn=50;
mode = "case"; // ["case", "lid", "all"]
project_box(50, 70,
above=0,
below=1);
below=1,
mode=mode);

40
project_box.scad
View file

@ -7,6 +7,7 @@ into place to hold it snugly while allowing easy removal.
$fn=50;
mode = "case"; // ["case", "lid", "all"]
board_x = 50;
board_y = 70;
board_thickness = 1; // [1:10]
@ -58,6 +59,21 @@ module lid_base(x, y, z, slot_depth=1.5) {
[7,4,0,3]]);
}
module lid(x, y, z, slot_depth=1.5, wall_width=3, fit_tolerance=0.5) {
indent_width = x / 4;
difference() {
union() {
lid_base(x, y, z, slot_depth);
translate([x / 2 - indent_width / 2 - fit_tolerance, y - wall_width - fit_tolerance, 0])
rotate([0, 90, 0])
cylinder(h=x / 4, r=2*fit_tolerance);
}
translate([x / 2 - indent_width / 2 - fit_tolerance, y - wall_width - fit_tolerance, z])
rotate([0, 90, 0])
cylinder(h=x / 4, r=2*fit_tolerance);
}
}
module project_box(x, y,
above=20,
below=10,
@ -65,7 +81,8 @@ module project_box(x, y,
fit_tolerance=0.5,
corner_radius=3,
support_radius=5,
wall_width=3) {
wall_width=3,
mode="case") {
width=board_x + (fit_tolerance * 2);
depth=board_y + (fit_tolerance * 2);
lid_width = width + wall_width; // Extends halfway into each side wall
@ -73,7 +90,20 @@ module project_box(x, y,
lid_height = wall_width; // Replaces most of the top wall
height=board_thickness + above + below + (fit_tolerance * 2) + lid_height;
// container
// lid
if (mode == "all") {
translate([wall_width / 2 + fit_tolerance, wall_width + fit_tolerance, height + wall_width + fit_tolerance]) {
lid(lid_width - (fit_tolerance * 2), lid_depth - (fit_tolerance * 2), lid_height - (fit_tolerance * 2));
}
} else if (mode == "lid") {
// Flip the lid and translate it into place for printing
translate([lid_width - (fit_tolerance * 2),0,lid_height - (fit_tolerance * 2)])
rotate([0, 180, 0])
lid(lid_width - (fit_tolerance * 2), lid_depth - (fit_tolerance * 2), lid_height - (fit_tolerance * 2));
}
// case
if ((mode == "case") || (mode == "all")) {
difference() {
_rounded_box(h=height + (wall_width * 2),
w=width + (wall_width * 2),
@ -105,7 +135,7 @@ module project_box(x, y,
// locking nubs
translate([wall_width,wall_width,wall_width]) {
nub_size = 1;
nub_size = fit_tolerance * 2;
nub_width = board_y / 4;
nub_height = below + board_thickness + (nub_size/2) + (fit_tolerance*2);
translate([0,board_y / 2 - nub_width / 2,nub_height])
@ -116,6 +146,7 @@ module project_box(x, y,
cylinder(h=nub_width, r=nub_size/2);
}
}
}
project_box(board_x, board_y,
above=clearance_above,
@ -124,4 +155,5 @@ project_box(board_x, board_y,
fit_tolerance=fit_tolerance,
corner_radius=corner_radius,
support_radius=support_radius,
wall_width=wall_width);
wall_width=wall_width,
mode=mode);