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n28: added lid to enclosure.

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This commit is contained in:
Martin Preuss
2025-12-15 16:21:44 +01:00
parent f9a6e4b1d7
commit 06f006ee42
1 changed files with 64 additions and 2 deletions
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66
avr/devices/n28/enclosure.scad
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@@ -12,7 +12,11 @@ post_height = 0;
hole_diameter = 3;
lid_thickness = 1.9;
lid_lip = 1 ;
lid_tolerance = .5;
lid_tolerance = .25;
hook_thickness = 0.75;
hook_tolerance = .25;
module posts(x, y, z, h, r){
@@ -30,7 +34,6 @@ module posts(x, y, z, h, r){
}
difference() {
// box
hull() {
@@ -98,8 +101,67 @@ difference() {
translate([(width/2), -7, wall_thickness+2+6])
cube([5, 10, 7], center=true);
translate([0, -9, -wall_thickness])
cylinder(r = 5.5/2, h = 6);
// slits for hooks
// upward facing side
translate([-((width/2)-(wall_thickness/2)), length/8, (height-lid_thickness)+1])
cube([3, 6, hook_thickness+hook_tolerance], center=true);
translate([-((width/2)-(wall_thickness/2)), -length/8, (height-lid_thickness)+1])
cube([3, 6, hook_thickness+hook_tolerance], center=true);
// downward facing side
translate([(width/2)-(wall_thickness/2), 0, (height-lid_thickness)+1])
cube([3, 6, hook_thickness+hook_tolerance], center=true);
translate([(width/2)-(wall_thickness/2), length/4, (height-lid_thickness)+1])
cube([3, 6, hook_thickness+hook_tolerance], center=true);
translate([(width/2)-(wall_thickness/2), -length/4, (height-lid_thickness)+1])
cube([3, 6, hook_thickness+hook_tolerance], center=true);
}
/* lid */
translate([0, 0, 40]) {
difference() {
union() {
hull() {
posts(
x=(width/2 - corner_radius - lid_lip - lid_tolerance),
y=(length/2 - corner_radius - lid_lip - lid_tolerance),
z=0,
h=lid_thickness+1.0,
r=corner_radius);
}
// upward facing side
translate([-((width/2)-lid_lip), length/8, 1])
cube([2, 5, hook_thickness], center=true);
translate([-((width/2)-lid_lip), -length/8, 1])
cube([2, 5, hook_thickness], center=true);
// downward facing side
translate([(width/2)-lid_lip, 0, 1])
cube([2, 5, hook_thickness], center=true);
translate([(width/2)-lid_lip, length/4, 1])
cube([2, 5, hook_thickness], center=true);
translate([(width/2)-lid_lip, -length/4, 1])
cube([2, 5, hook_thickness], center=true);
}
// drilling holes
translate([0, (length/8), -lid_thickness])
cylinder(r = hole_diameter, h = 6);
translate([0, -(length/8), -lid_thickness])
cylinder(r = hole_diameter, h = 6);
}
}
// support posts for pcb
/*difference() {