mech: pcb_case: Apply tolerances to PCB case parts

This makes the results of tolerance tests available for the actual PCB
case.

1 files changed, 18 insertions, 6 deletions

diff --git a/mech/pcb_case/shell.scad b/mech/pcb_case/shell.scad
index 555b760..453100a 100644
--- a/mech/pcb_case/shell.scad
+++ b/mech/pcb_case/shell.scad
@@ -1,26 +1,38 @@
 include <bolt.scad>
 include <nut.scad>
+include <panel.scad>
 
 use <rounded_cube.scad>
 
 module shell_base(dim, t) {
 	radius = t;
 	difference() {
+		// full body
 		rounded_cube(dim, radius);
+
+		// cut away upper half
 		translate([0,0,dim[2]/2])
 			cube([dim[0], dim[1], dim[2]/2]);
+
+		// main PCB space
 		translate([3*t, t, t])
 			rounded_cube([dim[0]-6*t, dim[1]-2*t, dim[2]-2*t], radius);
+
+		// remove front and back
 		translate([0, 2*t, 2*t])
 			rounded_cube([dim[0], dim[1]-4*t, dim[2]-4*t], radius);
+
+		// panel holder
 		for (x_off = [t, dim[0]-2*t]) {
 			translate([x_off, t, t])
-				rounded_cube([t, dim[1]-2*t, dim[2]-2*t], radius);
+				rounded_cube([t+panel_dim_0_tol, dim[1]-2*t+panel_dim_1_2_tol, dim[2]-2*t+panel_dim_1_2_tol], radius);
 		}
+
+		// bolt drillings
 		for (x = [dim[0]/4, dim[0]-dim[0]/4]) {
 			translate([x,0,dim[2]/2-1.5*bolt_ds])
 				rotate([-90,0,0])
-					cylinder(d=bolt_ds, h=1.1*t, $fn=30);
+					cylinder(d=bolt_ds+bolt_ds_tol, h=1.1*t, $fn=30);
 		}
 	}
 }
@@ -39,14 +51,14 @@ module shell_connector(dim, t) {
 		for (x = [dim[0]/4, dim[0]-dim[0]/4]) {
 			translate([x,dim[1]-t,dim[2]/2+1.5*bolt_ds])
 				rotate([90,0,0])
-					cylinder(d=bolt_ds, h=size_y, $fn=30);
+					cylinder(d=bolt_ds+bolt_ds_tol, h=size_y, $fn=30);
 		}
 
 		// nut holes
 		for (x = [dim[0]/4, dim[0]-dim[0]/4]) {
 			translate([x,dim[1]-t-size_y,dim[2]/2+1.5*bolt_ds])
 				rotate([-90,0,0])
-					cylinder(d=nut_d, h=nut_h, $fn=30);
+					cylinder(d=nut_d+nut_d_tol, h=nut_h, $fn=30);
 		}
 	}
 
@@ -66,8 +78,8 @@ module pcb_case_shell(dim, t, h, sockets) {
 		}
 		for (socket = sockets) {
 			translate([socket[0], socket[1], 0]) {
-				cylinder(d=bolt_ds, h=h, $fn=30);
-				cylinder(d=0.9*nut_d, h=nut_h, $fn=30);
+				cylinder(d=bolt_ds+bolt_ds_tol, h=h, $fn=30);
+				cylinder(d=nut_d+nut_d_tol, h=nut_h, $fn=30);
 			}
 		}
 	}