Import files from thingiverse: https://www.thingiverse.com/thing:5404932

LICENSE.txt

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+This thing was created by Thingiverse user apaneiro, and is licensed under cc.

README.txt

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+Odroid M1 cases (w/ & w/o HDD) by apaneiro on Thingiverse: https://www.thingiverse.com/thing:5404932

files/OdroidM1-HDD_case.scad

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+// v2
+// Reduced rail width from 2 to 1.7
+// Adjust ethernet and micro-usb
+// Ease assembly
+
+
+$w=1.5;            // wall thickness
+$g=.2;             // gap
+
+$hl=123;           // heatsink length
+$hw=100;           // heatsink width
+$hrailh=1.7 - $g;  // heatsink rail height
+$hrailw=1.7 - $g;  // heatsink rail witdth
+
+$boxh=40.5;                 // box height
+$boxw=$hw + 2 * ($w + $g);  // box width
+$boxl=$hl / 2 + ($w + $g);  // box length
+
+$feeth=5.3;         // feet height
+
+// ========================================
+
+
+translate([0, 0, 0]) frontBox();
+
+translate([0, 0, 0]) rotate([0, 0, 180]) color("orange") backBox();
+
+
+// ================ MODULES ================
+
+module frontBox() {
+    difference() {  
+        union() {
+            box();
+            color("red") hdd();
+        }
+        frontHoles();
+        frontScrewoles();
+        frontLabel();
+    }
+}
+
+module backBox() {
+    difference() {  
+        union() {
+            box();
+            connectors();
+        }
+        backHoles();
+        backScrewoles();
+    }
+}
+
+
+module frontLabel() {
+    color("green") 
+        translate([$boxw / 2 - 6, $boxl - .5, $feeth + 5])
+        rotate([90, 0, 180])
+        linear_extrude(2) text("Odroid M1", size=4);
+}
+
+module frontScrewoles() {
+    translate([0, 4.2, $feeth + $boxh - 25.3]) 
+        rotate([0, 90, 0])
+        cylinder(h=$boxw + 10, r=1.1, center=true, $fn=20);
+    
+    translate([37, 4.2, 0]) 
+        rotate([0, 0, 90])
+        cylinder(h=50, r=1.1, center=true, $fn=20);
+    translate([-37, 4.2, 0]) 
+        rotate([0, 0, 90])
+        cylinder(h=50, r=1.1, center=true, $fn=20);
+}
+
+module backScrewoles() {
+    translate([0, -4.2, $feeth + $boxh - 25.3]) 
+        rotate([0, 90, 0])
+        cylinder(h=$boxw + 10, r=0.8, center=true, $fn=20);
+    translate([37, -4.2, 0]) 
+        rotate([0, 0, 90])
+        cylinder(h=50, r=0.8, center=true, $fn=20);
+    translate([-37, -4.2, 0]) 
+        rotate([0, 0, 90])
+        cylinder(h=50, r=0.8, center=true, $fn=20);
+}
+
+module connectors() {
+    difference() {
+        union() {
+            connector($boxw - 2 * $w);
+            translate([-$boxw / 2, 0, $feeth + $w + 12.55])
+                rotate([0, 90, 0]) 
+                    connector(25, 0);
+            translate([$boxw / 2, 0, $feeth + $w + 12.55])
+                rotate([0, -90, 0]) 
+                    connector(25, 0);
+        }
+        translate([$boxw / 2 - .5 * $w, -5, $feeth + $w])
+            rotate([0, -45, 0])
+            cube([10, 10, 2 * $w], center=true);    
+        translate([-($boxw / 2 - .5 * $w), -5, $feeth + $w])
+            rotate([0, 45, 0])
+            cube([10, 10, 2 * $w], center=true);    
+
+        translate([-($boxw / 2 - .5 * $w), -7.7, $feeth + $w])
+            rotate([0, 45, 45])
+            cube([10, 10, 2 * $w], center=true);    
+        translate([$boxw / 2 - .5 * $w, -7.7, $feeth + $w])
+            rotate([0, -45, -45])
+            cube([10, 10, 2 * $w], center=true);    
+    }
+}
+
+module connector($width, $z = $feeth) {
+    difference() {
+        union() {
+            translate([0, 0, $z + 1.5 * $w])
+                cube([$width, 18, $w], center=true);
+            translate([0, 4.5, $z + $w])
+                cube([$width, 9, $w], center=true);
+        }
+//        translate([0, -9.3, $z + 1.5 * $w])
+//            rotate([45, 0, 0])
+//            cube([$width + $g, 18, $w], center=true);
+        translate([0, 9.3, $z + 1.5 * $w])
+            rotate([-45, 0, 0])
+            cube([$width + $g, 18, $w], center=true);        
+        translate([0, -9.3, $z + 1.5 * $w])
+            rotate([-45, 0, 0])
+            cube([$width + $g, 18, $w], center=true);        
+    }
+}
+
+module backHoles() {
+    color("green") {
+        translate([0, $boxl, $feeth + $boxh - 13.8]) 
+            corners(24.26, 92);
+
+        translate([31.9, $boxl, $boxh - 9.92]) 
+            cube([12.8, 5, 3.1], center=true);
+        translate([19, $boxl, $feeth + $boxh - 13.8]) 
+            rotate([90, 0, 0])
+            cylinder(h=5, r=3, center=true, $fn=100);
+        translate([-32.33, $boxl, $feeth + $boxh - 9.4]) 
+            rotate([90, 0, 0])
+            cylinder(h=5, r=2.85, center=true, $fn=100);
+    }
+}
+
+module frontHoles() {
+    color("green") {
+        translate([0, $boxl, $feeth + $boxh - 13.8]) 
+            corners(24.26, 92);
+        // ethernet
+        translate([34.42, $boxl, $feeth + $boxh - 14]) 
+            cube([15.32, 5, 13.5], center=true);
+        // usb
+        translate([-2.87, $boxl, $feeth + $boxh - 15.5]) 
+            cube([14.5, 5, 16], center=true);
+        translate([-21, $boxl, $feeth + $boxh - 15.5]) 
+            cube([14.5, 5, 16], center=true);
+        // power
+        translate([-38.8, $boxl, $feeth + $boxh - 14.07]) 
+            rotate([90, 0, 0])
+            cylinder(h=5, r=3.725, center=true, $fn=100);
+        // hdmi
+        translate([17.13, $boxl, $feeth + $boxh - 10.8]) {
+            difference() {
+                cube([15.35, 5, 6], center=true);
+                translate([-10, 0, 3])
+                    rotate([0, 45, 0]) 
+                        cube([6, 6, 6], center=true);
+                translate([10, 0, 3])
+                    rotate([0, -45, 0]) 
+                        cube([6, 6, 6], center=true);
+            }
+        }
+        // micro-usb
+        translate([-21.21, $boxl, $feeth + $boxh - 4.3]) 
+            difference() {
+                cube([8, 5, 3], center=true);
+                translate([-5, 0, -1.5])
+                rotate([0, -45, 0]) 
+                cube([3, 6, 3], center=true);
+                translate([5, 0, -1.5])
+                rotate([0, 45, 0]) 
+                cube([3, 6, 3], center=true);
+            }
+
+        translate([-39, $boxl - 3.5, $feeth + $boxh - 13.3]) 
+            cube([11, 5, 13], center=true);
+        translate([16.8, $boxl - 3.5, $feeth + $boxh - 11]) 
+            cube([19, 5, 10], center=true);
+    }
+}
+
+module corners($height = 0, $width = 0) {
+    $r = 4;
+    $h = $height - $r * 2;
+    $w = $width - $r * 2;
+    
+    rotate([0, 90, 90]) 
+        union() {
+            translate([-$h / 2, -$w / 2, 0])
+            difference() {
+                cylinder(h=1, r=$r, center=true, $fn=100);
+                cylinder(h=2, r=$r - 1, center=true, $fn=100);
+                translate([0, 5, 0])
+                    cube([20, 10, 2], center=true);
+                translate([5, 0, 0])
+                    cube([10, 20, 2], center=true);
+            }
+            translate([-$h / 2, $w / 2, 0])
+            difference() {
+                cylinder(h=1, r=$r, center=true, $fn=100);
+                cylinder(h=2, r=$r - 1, center=true, $fn=100);
+                translate([0, -5, 0])
+                    cube([20, 10, 2], center=true);
+                translate([5, 0, 0])
+                    cube([10, 20, 2], center=true);
+            }
+            translate([$h / 2, -$w / 2, 0])
+            difference() {
+                cylinder(h=1, r=$r, center=true, $fn=100);
+                cylinder(h=2, r=$r - 1, center=true, $fn=100);
+                translate([0, 5, 0])
+                    cube([20, 10, 2], center=true);
+                translate([-5, 0, 0])
+                    cube([10, 20, 2], center=true);
+            }
+            translate([$h / 2, $w / 2, 0])
+            difference() {
+                cylinder(h=1, r=$r, center=true, $fn=100);
+                cylinder(h=2, r=$r - 1, center=true, $fn=100);
+                translate([0, -5, 0])
+                    cube([20, 10, 2], center=true);
+                translate([-5, 0, 0])
+                    cube([10, 20, 2], center=true);
+            }
+            translate([$h / 2 + $r - .5, 0, 0])
+                cube([1, $w + .02, 1], center=true);
+            translate([-($h / 2 + $r - .5), 0, 0])
+                cube([1, $w + .02, 1], center=true);
+            translate([0, $w / 2 + $r  - .5, 0])
+                cube([$h + .02, 1, 1], center=true);
+            translate([0, -($w / 2 + $r  - .5), 0])
+                cube([$h + .02, 1, 1], center=true);
+        }
+}    
+
+module hdd() {
+    // vertical
+    translate([37, $boxl / 2 + ($boxl - 53 - $w) / 2, $feeth + 7])
+        cube([$w, 53, 13], center=true);
+    difference() {
+        // horizontal
+        translate([$boxw / 2 - 12.5 - $w / 2, $boxl / 2 + ($boxl - 53 - $w) / 2, $feeth + 13])
+            cube([25, 53, $w], center=true);
+        // screw hole
+        translate([61.72 / 2, $boxl - $w - 10, $feeth + 13.7])
+            cylinder(h=10, r=1.85, center=true, $fn=20);
+    }
+
+    // vertical
+    translate([-37, $boxl / 2 + ($boxl - 53 - $w) / 2, $feeth + 7])
+        cube([$w, 53, 13], center=true);
+    difference() {
+        // horizontal
+        translate([-($boxw / 2 - 12.5 - $w / 2), $boxl / 2 + ($boxl - 53 - $w) / 2, $feeth + 13])
+            cube([25, 53, $w], center=true);
+        // screw hole
+        translate([-61.72 / 2, $boxl - $w - 10, $feeth + 13.7])
+            cylinder(h=10, r=1.85, center=true, $fn=20);
+    }
+}
+
+module box() {
+    union() {  
+        walls();            
+        rails();            
+        feet();
+    }
+}
+
+module walls() {
+    difference() {
+        union() {          
+            // front wall
+            translate([0, $boxl - $w / 2, $feeth + $boxh / 2])
+                cube([$boxw, $w, $boxh], center=true);
+            // left wall
+            translate([($boxw - $w) / 2, $boxl / 2, $feeth + $boxh / 2])
+                cube([$w, $boxl, $boxh], center=true);
+            // right wall
+            translate([-($boxw - $w) / 2, $boxl / 2, $feeth + $boxh / 2])
+                cube([$w, $boxl, $boxh], center=true);
+        }
+
+        // corners cuts
+        translate([($boxw - $w) / 2 + 5, $boxl / 2, $feeth + 41.1])
+            rotate([0,45,0])
+                cube([20, $boxl + 10, 15],center=true);
+        translate([-(($boxw - $w) / 2 + 5), $boxl / 2, $feeth + 41.1])
+            rotate([0,-45,0])
+                cube([20, $boxl + 10, 15],center=true);
+    }
+
+    // bottom wall
+    difference() {
+        translate([0, $boxl / 2, $feeth + $w / 2])
+            cube([$boxw, $boxl, $w], center=true);
+
+        // bottom cuts
+        translate([0, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([10, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([-10, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([20, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([-20, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([30, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([-30, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+    }
+}
+
+module rails() {
+    translate([($boxw / 2  - $w) - ($hrailw - $w / 2) / 2, $boxl / 2, $feeth + 33.8])
+        cube([$hrailw + $w / 2, $boxl - $w, $hrailh], center=true);
+    translate([-(($boxw / 2  - $w) - ($hrailw - $w / 2) / 2), $boxl / 2, $feeth + 33.8])
+        cube([$hrailw + $w / 2, $boxl - $w, $hrailh], center=true);
+}
+
+module feet() {
+    $f = $feeth + $w / 2;
+    
+    difference() {
+        translate([($boxw - $f * 2) / 2, $boxl - $w / 2, $f / 2])
+        cube([$f * 2, $w, $f], center=true);
+
+        translate([($boxw - $f) / 2 - 1.5 * $f, $boxl - $w / 2, 0])
+            rotate([0, 45, 0])
+        cube([$f * 2, $w * 2, $f * 2], center=true);
+    }
+
+    difference() {
+        translate([-($boxw - $f * 2) / 2, $boxl - $w / 2, $f / 2])
+        cube([$f * 2, $w, $f], center=true);
+
+        translate([-($boxw - $f) / 2 + 1.5 * $f, $boxl - $w / 2, 0])
+            rotate([0, 45, 0])
+        cube([$f * 2, $w * 2, $f * 2], center=true);
+    }
+
+    difference() {
+        translate([-($boxw - $w) / 2, $boxl - $f, $f / 2])
+        cube([$w, $f * 2, $f], center=true);
+
+        translate([-($boxw - $w) / 2, $boxl - $f / 2 - 1.5 * $f, 0])
+            rotate([45, 0, 0])
+        cube([$w * 2, $f * 2, $f * 2], center=true);
+    }
+
+    difference() {
+        translate([($boxw - $w) / 2, $boxl - $f, $f / 2])
+        cube([$w, $f * 2, $f], center=true);
+
+        translate([($boxw - $w) / 2, $boxl - $f / 2 - 1.5 * $f, 0])
+            rotate([45, 0, 0])
+        cube([$w * 2, $f * 2, $f * 2], center=true);
+    }
+}
+

files/OdroidM1_case.scad

@@ -0,0 +1,348 @@
+// v2
+// Reduced rail width from 2 to 1.7
+// Adjust ethernet and micro-usb
+// Ease assembly
+
+
+$w=1.5;            // wall thickness
+$g=.2;             // gap
+
+$hl=123;           // heatsink length
+$hw=100;           // heatsink width
+$hrailh=1.7 - $g;  // heatsink rail height
+$hrailw=1.7 - $g;  // heatsink rail witdth
+
+$boxh=33;                 // box height
+$boxw=$hw + 2 * ($w + $g);  // box width
+$boxl=$hl / 2 + ($w + $g);  // box length
+
+$feeth=5.3;         // feet height
+
+// ========================================
+
+
+translate([0, 0, 0]) frontBox();
+
+translate([0, 0, 0]) rotate([0, 0, 180]) color("orange") backBox();
+
+
+// ================ MODULES ================
+
+module frontBox() {
+    difference() {  
+        box();
+        frontHoles();
+        frontScrewoles();
+        frontLabel();
+    }
+}
+
+module backBox() {
+    difference() {  
+        union() {
+            box();
+            connectors();
+        }
+        backHoles();
+        backScrewoles();
+    }
+}
+
+
+module frontLabel() {
+    color("green") 
+        translate([$boxw / 2 - 6, $boxl - .5, $feeth + 2])
+        rotate([90, 0, 180])
+        linear_extrude(2) text("Odroid M1", size=3);
+}
+
+module frontScrewoles() {
+    translate([0, 4.2, $feeth + $boxh - 20.3]) 
+        rotate([0, 90, 0])
+        cylinder(h=$boxw + 10, r=1.1, center=true, $fn=20);
+    translate([37, 4.2, 0]) 
+        rotate([0, 0, 90])
+        cylinder(h=50, r=1.1, center=true, $fn=20);
+    translate([-37, 4.2, 0]) 
+        rotate([0, 0, 90])
+        cylinder(h=50, r=1.1, center=true, $fn=20);
+}
+
+module backScrewoles() {
+    translate([0, -4.2, $feeth + $boxh - 20.3]) 
+        rotate([0, 90, 0])
+        cylinder(h=$boxw + 10, r=0.8, center=true, $fn=20);
+    translate([37, -4.2, 0]) 
+        rotate([0, 0, 90])
+        cylinder(h=50, r=0.8, center=true, $fn=20);
+    translate([-37, -4.2, 0]) 
+        rotate([0, 0, 90])
+        cylinder(h=50, r=0.8, center=true, $fn=20);
+}
+
+module connectors() {
+    difference() {
+        union() {
+            connector($boxw - 2 * $w);
+            translate([-$boxw / 2, 0, $feeth + $w + 10])
+                rotate([0, 90, 0]) 
+                    connector(20, 0);
+            translate([$boxw / 2, 0, $feeth + $w + 10])
+                rotate([0, -90, 0]) 
+                    connector(20, 0);
+        }
+        translate([$boxw / 2 - .5 * $w, -5, $feeth + $w])
+            rotate([0, -45, 0])
+            cube([10, 10, 2 * $w], center=true);    
+        translate([-($boxw / 2 - .5 * $w), -5, $feeth + $w])
+            rotate([0, 45, 0])
+            cube([10, 10, 2 * $w], center=true);    
+
+
+        translate([-($boxw / 2 - .5 * $w), -7.7, $feeth + $w])
+            rotate([0, 45, 45])
+            cube([10, 10, 2 * $w], center=true);    
+        translate([$boxw / 2 - .5 * $w, -7.7, $feeth + $w])
+            rotate([0, -45, -45])
+            cube([10, 10, 2 * $w], center=true);    
+    }
+}
+
+module connector($width, $z = $feeth) {
+    difference() {
+        union() {
+            translate([0, 0, $z + 1.5 * $w])
+                cube([$width, 18, $w], center=true);
+            translate([0, 4.5, $z + $w])
+                cube([$width, 9, $w], center=true);
+        }
+//        translate([0, -9.3, $z + 1.5 * $w])
+//            rotate([45, 0, 0])
+//            cube([$width + $g, 18, $w], center=true);
+        translate([0, 9.3, $z + 1.5 * $w])
+            rotate([-45, 0, 0])
+            cube([$width + $g, 18, $w], center=true);        
+        translate([0, -9.3, $z + 1.5 * $w])
+            rotate([-45, 0, 0])
+            cube([$width + $g, 18, $w], center=true);        
+    }
+}
+
+module backHoles() {
+    color("green") {
+        translate([0, $boxl, $feeth + $boxh - 13.8]) 
+            corners(24.26, 92);
+
+        translate([31.9, $boxl, $feeth + $boxh - 9.92]) 
+            cube([12.8, 5, 3.1], center=true);
+        translate([19, $boxl, $feeth + $boxh - 13.8]) 
+            rotate([90, 0, 0])
+            cylinder(h=5, r=3, center=true, $fn=100);
+        translate([-32.33, $boxl, $feeth + $boxh - 9.4]) 
+            rotate([90, 0, 0])
+            cylinder(h=5, r=2.85, center=true, $fn=100);
+    }
+}
+
+module frontHoles() {
+    color("green") {
+        translate([0, $boxl, $feeth + $boxh - 13.8]) 
+            corners(24.26, 92);
+        // ethernet
+        translate([34.42, $boxl, $feeth + $boxh - 14]) 
+            cube([15.32, 5, 13.5], center=true);
+        // usb
+        translate([-2.87, $boxl, $feeth + $boxh - 15.5]) 
+            cube([14.5, 5, 16], center=true);
+        translate([-21, $boxl, $feeth + $boxh - 15.5]) 
+            cube([14.5, 5, 16], center=true);
+        // power
+        translate([-38.8, $boxl, $feeth + $boxh - 14.07]) 
+            rotate([90, 0, 0])
+            cylinder(h=5, r=3.725, center=true, $fn=100);
+        // hdmi
+        translate([17.13, $boxl, $feeth + $boxh - 10.8]) {
+            difference() {
+                cube([15.35, 5, 6], center=true);
+                translate([-10, 0, 3])
+                    rotate([0, 45, 0]) 
+                        cube([6, 6, 6], center=true);
+                translate([10, 0, 3])
+                    rotate([0, -45, 0]) 
+                        cube([6, 6, 6], center=true);
+            }
+        }
+        // micro-usb
+        translate([-21.21, $boxl, $feeth + $boxh - 4.3]) 
+            difference() {
+                cube([8, 5, 3], center=true);
+                translate([-5, 0, -1.5])
+                rotate([0, -45, 0]) 
+                cube([3, 6, 3], center=true);
+                translate([5, 0, -1.5])
+                rotate([0, 45, 0]) 
+                cube([3, 6, 3], center=true);
+            }
+
+        translate([-39, $boxl - 3.5, $feeth + $boxh - 13.3]) 
+            cube([11, 5, 13], center=true);
+        translate([16.8, $boxl - 3.5, $feeth + $boxh - 11]) 
+            cube([19, 5, 10], center=true);
+    }
+}
+
+module corners($height = 0, $width = 0) {
+    $r = 4;
+    $h = $height - $r * 2;
+    $w = $width - $r * 2;
+    
+    rotate([0, 90, 90]) 
+        union() {
+            translate([-$h / 2, -$w / 2, 0])
+            difference() {
+                cylinder(h=1, r=$r, center=true, $fn=100);
+                cylinder(h=2, r=$r - 1, center=true, $fn=100);
+                translate([0, 5, 0])
+                    cube([20, 10, 2], center=true);
+                translate([5, 0, 0])
+                    cube([10, 20, 2], center=true);
+            }
+            translate([-$h / 2, $w / 2, 0])
+            difference() {
+                cylinder(h=1, r=$r, center=true, $fn=100);
+                cylinder(h=2, r=$r - 1, center=true, $fn=100);
+                translate([0, -5, 0])
+                    cube([20, 10, 2], center=true);
+                translate([5, 0, 0])
+                    cube([10, 20, 2], center=true);
+            }
+            translate([$h / 2, -$w / 2, 0])
+            difference() {
+                cylinder(h=1, r=$r, center=true, $fn=100);
+                cylinder(h=2, r=$r - 1, center=true, $fn=100);
+                translate([0, 5, 0])
+                    cube([20, 10, 2], center=true);
+                translate([-5, 0, 0])
+                    cube([10, 20, 2], center=true);
+            }
+            translate([$h / 2, $w / 2, 0])
+            difference() {
+                cylinder(h=1, r=$r, center=true, $fn=100);
+                cylinder(h=2, r=$r - 1, center=true, $fn=100);
+                translate([0, -5, 0])
+                    cube([20, 10, 2], center=true);
+                translate([-5, 0, 0])
+                    cube([10, 20, 2], center=true);
+            }
+            translate([$h / 2 + $r - .5, 0, 0])
+                cube([1, $w + .02, 1], center=true);
+            translate([-($h / 2 + $r - .5), 0, 0])
+                cube([1, $w + .02, 1], center=true);
+            translate([0, $w / 2 + $r  - .5, 0])
+                cube([$h + .02, 1, 1], center=true);
+            translate([0, -($w / 2 + $r  - .5), 0])
+                cube([$h + .02, 1, 1], center=true);
+        }
+}    
+
+module box() {
+    union() {  
+        walls();            
+        rails();            
+        feet();
+    }
+}
+
+module walls() {
+    difference() {
+        union() {          
+            // front wall
+            translate([0, $boxl - $w / 2, $feeth + $boxh / 2])
+                cube([$boxw, $w, $boxh], center=true);
+            // left wall
+            translate([($boxw - $w) / 2, $boxl / 2, $feeth + $boxh / 2])
+                cube([$w, $boxl, $boxh], center=true);
+            // right wall
+            translate([-($boxw - $w) / 2, $boxl / 2, $feeth + $boxh / 2])
+                cube([$w, $boxl, $boxh], center=true);
+        }
+
+        // corners cuts
+        translate([($boxw - $w) / 2 + 5, $boxl / 2, $feeth + $boxh + 0.6])
+            rotate([0,45,0])
+                cube([20, $boxl + 10, 15],center=true);
+        translate([-(($boxw - $w) / 2 + 5), $boxl / 2, $feeth + $boxh + 0.6])
+            rotate([0,-45,0])
+                cube([20, $boxl + 10, 15],center=true);
+    }
+
+    // bottom wall
+    difference() {
+        translate([0, $boxl / 2, $feeth + $w / 2])
+            cube([$boxw, $boxl, $w], center=true);
+
+        // bottom cuts
+        translate([0, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([10, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([-10, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([20, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([-20, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([30, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+        translate([-30, $boxl / 2, $feeth + $w / 2])
+            cube([3, 40, $w * 2], center=true);
+    }
+}
+
+module rails() {
+    translate([($boxw / 2  - $w) - ($hrailw - $w / 2) / 2, $boxl / 2, $feeth + $boxh - 6.7])
+        cube([$hrailw + $w / 2, $boxl - $w, $hrailh], center=true);
+    translate([-(($boxw / 2  - $w) - ($hrailw - $w / 2) / 2), $boxl / 2, $feeth + $boxh - 6.7])
+        cube([$hrailw + $w / 2, $boxl - $w, $hrailh], center=true);
+}
+
+module feet() {
+    $f = $feeth + $w / 2;
+    
+    difference() {
+        translate([($boxw - $f * 2) / 2, $boxl - $w / 2, $f / 2])
+        cube([$f * 2, $w, $f], center=true);
+
+        translate([($boxw - $f) / 2 - 1.5 * $f, $boxl - $w / 2, 0])
+            rotate([0, 45, 0])
+        cube([$f * 2, $w * 2, $f * 2], center=true);
+    }
+
+    difference() {
+        translate([-($boxw - $f * 2) / 2, $boxl - $w / 2, $f / 2])
+        cube([$f * 2, $w, $f], center=true);
+
+        translate([-($boxw - $f) / 2 + 1.5 * $f, $boxl - $w / 2, 0])
+            rotate([0, 45, 0])
+        cube([$f * 2, $w * 2, $f * 2], center=true);
+    }
+
+    difference() {
+        translate([-($boxw - $w) / 2, $boxl - $f, $f / 2])
+        cube([$w, $f * 2, $f], center=true);
+
+        translate([-($boxw - $w) / 2, $boxl - $f / 2 - 1.5 * $f, 0])
+            rotate([45, 0, 0])
+        cube([$w * 2, $f * 2, $f * 2], center=true);
+    }
+
+    difference() {
+        translate([($boxw - $w) / 2, $boxl - $f, $f / 2])
+        cube([$w, $f * 2, $f], center=true);
+
+        translate([($boxw - $w) / 2, $boxl - $f / 2 - 1.5 * $f, 0])
+            rotate([45, 0, 0])
+        cube([$w * 2, $f * 2, $f * 2], center=true);
+    }
+}
+