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1 files changed, 77 insertions, 0 deletions

diff --git a/soap-box.scad b/soap-box.scad
new file mode 100644
index 0000000..5ff2772
--- /dev/null
+++ b/soap-box.scad
@@ -0,0 +1,77 @@
+wall_thickness_mm=1.5;
+length_mm=120;
+width_mm=70;
+height_mm=30;
+net_slack_pc=0;
+net_thickness_mm=0.5;
+peg_diam_mm=1;
+slot_tolerance=0.1;
+peg_hole_tolerance=0.2;
+
+module notched_wall(x,y,z,side) {
+  module notch() {
+    translate ([-slot_tolerance,side*(y/2-slot_tolerance),-z/2])
+      cube([z+slot_tolerance*2,y,z*2]);
+  }
+  difference() {
+    cube ([x,y,z]);
+    translate ([x/2,0,-z/2])
+      scale ([(x-z*5)/2,y/2,1])
+      cylinder(r=1,h=z*2, $fs=0.1, $fn=0);
+    translate ([z,0,0]) notch();
+    translate ([x-z*2,0,0]) notch();
+  }
+}
+
+module wall_NS() {
+  module peg_hole() {
+    translate([0,0,-wall_thickness_mm/2])
+      cylinder(
+               d=(peg_diam_mm+peg_hole_tolerance),
+               h=wall_thickness_mm*2,
+               $fs=0.1, $fn=0
+               );
+  }
+  difference() {
+    notched_wall(width_mm,height_mm,wall_thickness_mm,-1);
+    translate([wall_thickness_mm*2.5,height_mm-wall_thickness_mm,0]) peg_hole();
+    translate([width_mm-wall_thickness_mm*2.5,height_mm-wall_thickness_mm,0]) peg_hole();
+  }
+}
+
+module wall_EW() {
+  notched_wall(length_mm,height_mm,wall_thickness_mm,1);
+}
+
+module soap_net() {
+  net_width_mm=(width_mm-wall_thickness_mm*5)*(1+net_slack_pc/100);
+  net_length_mm=length_mm-wall_thickness_mm*5;
+
+  module peg() {
+    intersection() {
+      translate([0,0,peg_diam_mm*0.4])
+        rotate([-90,0,0])
+        cylinder(
+                 d=peg_diam_mm,
+                 h=length_mm-wall_thickness_mm*2,
+                 $fs=0.1, $fn=0
+                 );
+      translate([-peg_diam_mm,-length_mm*0.5,0])
+        cube([peg_diam_mm*2,length_mm*2,peg_diam_mm*2]);
+    }
+  }
+
+  union() {
+    cube ([net_width_mm,net_length_mm,net_thickness_mm]);
+    translate ([0,-wall_thickness_mm*1.5,0]) peg();
+    translate ([net_width_mm,-wall_thickness_mm*1.5,0]) peg();
+  }
+}
+
+wall_NS();
+translate([0,height_mm*1.2,0]) wall_NS();
+
+translate ([width_mm*1.2,0,0]) wall_EW();
+translate ([width_mm*1.2,height_mm*1.2,0]) wall_EW();
+
+translate ([wall_thickness_mm*2.5,height_mm*2.5 ,0]) soap_net();