refine 3d design

cad/box.scad

@@ -7,19 +7,19 @@ module PCB() {
     }
 }
 
-module box() {
+module box(height) {
     difference() {
         minkowski() {
-            cube([130-4,57,80]);
+            cube([130-4,57,height]);
             cylinder(r=8,h=2);
         }
-        translate([0,0,2]) cube([130-4,57,80+2]);
+        translate([0,0,2]) cube([130-4,57,height+2]);
     }
 }
 
 module louver(x, z, num) {
 for (i=[0:num])
-   translate([0,0,i*9])
+   translate([0,0,i*7])
      rotate([-45,0,0]) cube([x,3,z]);
 }
 
@@ -43,15 +43,18 @@ module honeycomb(num_x, num_y, size) {
 
 module mount() {
     rotate([90,90,0]) {
-        translate([-4,0,0]) cylinder(r=3,h=12);
-        translate([-4,-3,0]) cube([14,6,12]);
+        translate([-4,0,0]) cylinder(r=2.5,h=12);
+        translate([-4,-2.5,0]) cube([14,5,12]);
         translate([10,0,0]) cylinder(r=5,h=12);
                 translate([-20,-5,2+4]) cube([30,10,12-2-4]);
     }
 }
 
 module screwhole() {
-    translate([0,60+10,0]) rotate([90,0,0]) cylinder(r=1.4,h=12+10);
+    translate([0,60+10,0]) rotate([90,0,0]) {
+        cylinder(r=1.4,h=12+10);
+        cylinder(r=3,h=7.8);
+    }
 }
 
 module rail() {
@@ -63,17 +66,18 @@ module rail() {
     }
 }
 
-difference() {
+module base(height) {
+    difference() {
         union() {
             difference() {
                 union() {
-                box();
+                    box(height);
                     translate([-4,57+8,81.8]) rail();
                     translate([130,57+8,81.8]) rail();
                 }
-            translate([5,-15,2.6]) louver(120,25,7);
-            translate([130-4+15,3,2.6]) rotate([0,0,90]) louver(50,25,7);
-            translate([-15,53,2.6]) rotate([0,0,-90]) louver(50,25,7);
+                translate([5,-15,2.6]) louver(120,25,9);
+                translate([130-4+15,3,2.6]) rotate([0,0,90]) louver(50,25,9);
+                translate([-15,53,2.6]) rotate([0,0,-90]) louver(50,25,9);
                 translate([5+1,5+1,-0.5]) honeycomb(13,4,4);
             }
             translate([-1.4,20,0]) cube([1.4,12,80+2]);
@@ -87,5 +91,41 @@ difference() {
         translate([130,0,5]) screwhole();
         translate([130,0,8+66.6]) screwhole();
         
-    translate([-50,56.8,-10]) cube([250,20,100]); // subtract back
+
+    }
 }
+
+module top() {
+    difference() {
+        translate([0,0,82.4])
+            minkowski() {
+                    cube([130-4,57,7.6]);
+                    cylinder(r=8,h=2);
+            }
+            translate([0,0,74]) rotate([7,0,0]) cube([130-4,57,8]);
+            translate([0,-8,74+4+6]) rotate([7,0,0]) cube([130-4,57+2*8,8]);
+        minkowski() {
+            translate([-4,57+8,81.8]) rail();
+            cylinder(r=0.4,h=0.4);
+        }
+            minkowski() {
+                translate([130,57+8,81.8]) rail();
+                cylinder(r=0.4,h=0.4);
+        }
+    }
+}
+
+//color([0,1,0]) 
+    difference() {
+        base(80);
+        translate([-50,56.8,-10]) cube([250,20,100]); // subtract back
+    }
+
+//color([0,0,1])
+%    difference() {
+        base(80+10);
+        translate([-50,-20,-10]) cube([250,20+56.8,120]); // subtract front
+    }
+
+//color([1,0,0])
+%    top();