mech: pcb_case: Add spacers

Since a proper norm-based distance bolt was not found printing spacers
is the easiest way to make the case producable independent of part
availability.

2 files changed, 17 insertions, 0 deletions

diff --git a/mech/pcb_case/spacer.scad b/mech/pcb_case/spacer.scad
new file mode 100644
index 0000000..e7eba3a
--- /dev/null
+++ b/mech/pcb_case/spacer.scad
@@ -0,0 +1,10 @@
+include <bolt.scad>
+
+spacer_h = 11;
+
+module spacer() {
+	difference() {
+		cylinder(d=bolt_dk, h=spacer_h, $fn=30);
+		cylinder(d=bolt_ds+bolt_ds_tol, h=spacer_h, $fn=30);
+	}
+}
diff --git a/mech/production.scad b/mech/production.scad
index 1485a39..7ca3051 100644
--- a/mech/production.scad
+++ b/mech/production.scad
@@ -5,6 +5,7 @@ use <panel_front.scad>
 use <pcb_case/conversion.scad>
 use <pcb_case/shell.scad>
 use <pcb_case/panel.scad>
+use <pcb_case/spacer.scad>
 
 module production() {
 	dim = dim_pcb_to_case(pcb_dim, margins, t);
@@ -26,6 +27,12 @@ module production() {
 		rotate([0, -90, 0])
 			translate([2*t-dim[0], -t, -t])
 				panel_front(pcb_dim, margins, t);
+
+	for(i = [0:3]) {
+		translate([dim[0]+bolt_dk/2+spacing, bolt_dk/2+i*(bolt_dk+spacing), 0]) {
+			spacer();
+		}
+	}
 }
 
 production();