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Better pcb approximation

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This commit is contained in:
Daniele Verducci
2026-01-04 16:13:10 +01:00
parent 0811fe5e51
commit 4d27c092db
4 changed files with 66 additions and 22 deletions
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16
enclosure/cutouts.scad
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@@ -1,2 +1,18 @@
// The cutouts to allow external components (such as buttons and connectors) to be mounted on the box // The cutouts to allow external components (such as buttons and connectors) to be mounted on the box
// 4056-based li-ion charging module
module usb_cutout() {
hull() {
translate([0, -3, 0]) cylinder(h=11, d=8);
translate([0, 3, 0]) cylinder(h=11, d=8);
translate([0, 0, 12]) cube([3, 8.9, 2], true);
}
}
// 14x12mm rocker switch with 21x15mm flange
module switch_cutout() {
cube([14, 12, 11], true); // WIP
}
//usb_cutout();

19
enclosure/fabula_enclosure.scad
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@@ -9,14 +9,19 @@ use <cutouts.scad>
box_cut_height = 10; box_cut_height = 10;
module fabula_enclosure_bottom() { module fabula_enclosure_bottom() {
cap(); difference() {
union() {
cap();
// Supports
translate([-30, 0, 19.1]) supports_speaker();
translate([28, 0, 14.1]) rotate([0, 180, 90]) supports_battery();
translate([70.4, 29, 18]) rotate([0, 0, 180]) supports_charging_module();
}
// Supports // Cutouts
translate([-30, 0, 19.1]) supports_speaker(); translate([98.4, 29, 17]) rotate([0, -90, 0]) usb_cutout();
translate([28, 0, 14.1]) rotate([0, 180, 90]) supports_battery(); }
translate([70.4, 29, 18]) rotate([0, 0, 180]) #supports_charging_module();
// Cutouts
} }
module fabula_enclosure_top() { module fabula_enclosure_top() {

49
enclosure/internal_components.scad
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@@ -44,22 +44,44 @@ module switch() {
translate([0, 0, 6]) rotate([0, 15, 0]) cube([12, 10, 5], true); translate([0, 0, 6]) rotate([0, 15, 0]) cube([12, 10, 5], true);
} }
// Cherry MX (compatible) mechanical keyboard switch, i.e. Gatheron Blue
module mechanical_switch() {
// Body
cube([15.5, 15.5, 11.5], true);
// Stem
translate([0, 0, (11.5 + 3.5) / 2]){
cube([1, 3.8, 3.5], true);
cube([3.8, 1, 3.5], true);
}
}
// Mainboard. The highest component is the capacitor with a total height of 18mm, but we round to 20 for good measure. // Mainboard. The highest component is the capacitor with a total height of 18mm, but we round to 20 for good measure.
module pcb() { module pcb() {
translate([0, 0, -10]) { // Board
linear_extrude(height = 20) { translate([-77.89 / 2 - 19.20, -148.35 / 2 - 49.71, 0]) {
hull() { linear_extrude(height = 1.4) {
/* difference() {
Center svg hull() {
Bounding box: /*
Min: 19.20, 49.71 Center svg
Max: 97.09, 198.06 Bounding box:
Size: 77.89, 148.35 Min: 19.20, 49.71
*/ Max: 97.09, 198.06
translate([-77.89 / 2 - 19.20, -148.35 / 2 - 49.71, 0]) import("pcb.svg"); Size: 77.89, 148.35
*/
import("pcb.svg");
}
import("pcb.svg");
} }
} }
} }
// Keys
translate([-13.4, -20.1, 11.5/2 + 1.4]) mechanical_switch();
translate([-23.4, -44.6, 11.5/2 + 1.4]) mechanical_switch();
translate([12.6, -35.6, 11.5/2 + 1.4]) mechanical_switch();
translate([2.05, -61.05, 11.5/2 + 1.4]) mechanical_switch();
// Box to account for the other various components
translate([-28, 4, 0]) cube([53, 70, 18]);
} }
module battery_18650() { module battery_18650() {
@@ -70,5 +92,6 @@ module battery_18650() {
//speaker_80(); //speaker_80();
//li_ion_4056_charger_module(); //li_ion_4056_charger_module();
//switch(); //switch();
//pcb(); pcb();
//battery_18650(); //battery_18650();
//mechanical_switch();

4
enclosure/test_fit.scad
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@@ -7,7 +7,7 @@ use <fabula_enclosure.scad>
module test_fit_components() { module test_fit_components() {
// Internal components // Internal components
translate([0, 30, 0]) speaker_80(); translate([0, 30, 0]) speaker_80();
translate([0, 0, 35]) pcb(); translate([0, 0, 26]) pcb();
translate([0, -28, 9]) rotate([0, 90, 0]) battery_18650(); translate([0, -28, 9]) rotate([0, 90, 0]) battery_18650();
// Components that require cutout on external shell // Components that require cutout on external shell
@@ -16,5 +16,5 @@ module test_fit_components() {
} }
test_fit_components(); test_fit_components();
translate([0, 0, 20]) rotate([0, 0, -90]) rotate([180, 0, 0]) #fabula_enclosure_bottom(); translate([0, 0, 20]) rotate([0, 0, -90]) rotate([180, 0, 0]) fabula_enclosure_bottom();
//translate([0, 0, 20]) rotate([0, 0, -90]) rotate([180, 0, 0]) #fabula_enclosure_top(); //translate([0, 0, 20]) rotate([0, 0, -90]) rotate([180, 0, 0]) #fabula_enclosure_top();