Simplified cover for centered logo

cad/display-cover.scad

@@ -1,37 +1,26 @@
-module rpi4_cover(){
-    pi_height=28;
-    pi_width=104;
+$fn=32*2;
+thickness=1.6;
+width=208.2;
+depth=70.2;
+height=10;
 
+// cover
 difference(){
-      translate([31+thickness+10, 0, height])
-        chamferCube(pi_width, depth+(thickness*2), pi_height+thickness, 8, [0, 0, 1, 1], [0, 0, 0, 0], [0, 0, 0, 0]);
+  translate([0, 0, 0])
+    chamferCube(width+(thickness*2), depth+(thickness*2), height+thickness, 8, [0, 0, 1, 1], [0, 1, 1, 0], [0, 0, 0, 0]);
     
-      translate([31+thickness+10, thickness, height])
-        chamferCube(pi_width, depth, pi_height, 8, [0, 0, 1, 1], [0, 0, 0, 0], [0, 0, 0, 0]);
+  translate([thickness, thickness, 0])
+    chamferCube(width, depth, height, 8, [0, 0, 1, 1], [0, 1, 1, 0], [0, 0, 0, 0]);
     
-      translate([31+thickness+62, (depth+(thickness*2))/2, height+pi_height])
+  translate([(width+(thickness*2))/2, (depth+(thickness*2))/2, height])
     cylinder(h=thickness, d=41.5);
-      
-      // hdmi gap
-      translate([thickness+95, depth+thickness, height])
-        cube([25, 0.8, 17]);
-      
-      // keyboard cabel hole
-      translate([width/2+thickness-6, thickness+1, 20])
-        rotate([90, 0, 0])
-          #cylinder(h=thickness+1, d=3);
-      
-      translate([width/2+thickness+6, thickness+1, 20])
-        rotate([90, 0, 0])
-          #cylinder(h=thickness+1, d=3);
 }
 
 // logo
-    translate([31+thickness+62, (depth+(thickness*2))/2, height+pi_height])
+translate([(width+(thickness*2))/2, (depth+(thickness*2))/2, height])
   linear_extrude(height=1.6)
     resize([42, 42, 0])
       import(file="mk-logo.svg", center=true);
-}
 
 module chamferCube(sizeX, sizeY, sizeZ, chamferHeight, chamferX, chamferY, chamferZ) {
   chamferX = (chamferX == undef) ? [1, 1, 1, 1] : chamferX;

cad/display-frame.scad

@@ -3,19 +3,60 @@ thickness=1.6;
 width=208.2;
 depth=70.2;
 height=8;
-//22
+
 display_frame();
 module display_frame(){
   difference(){
     // main frame
     translate([0, 0, 0])
-      cube([width+(thickness*2), depth+(thickness*2), height+9]);
+      cube([width+(thickness*2), depth+(thickness*2), height+20]);
     translate([thickness, thickness, 0])
-      cube([width, depth, height+9]);
+      cube([width, depth, height+20]);
     
     // hdmi gap
     translate([thickness+95, depth+thickness, height])
       cube([25, 0.8, 17]);
+    
+    // usb cutouts
+    translate([0, 47.5, height+thickness+8.5])
+      cube([thickness, 14, 6.5]);
+    
+    translate([0.8, 46.5, height+thickness])
+      cube([thickness, 16, 8]);
+    
+    // usb-c
+    translate([0, 35, height+thickness+8])
+      hull(){
+        translate([0, 0, 2])
+          rotate([0, 90, 0])
+            cylinder(h=thickness, d=4);
+        cube([thickness, 7, 4]);
+        translate([0, 7, 2])
+          rotate([0, 90, 0])
+            cylinder(h=thickness, d=4);
+      }
+      
+    // micro usb
+    translate([0, 22.5, height+thickness+8])
+      cube([thickness, 8, 3.5]);
+      
+    // data cables
+    translate([(width+(thickness*2))/2-25, 0, 19])
+      rotate([-90, 0, 0])
+        cylinder(h=thickness, d=3.5);
+      
+    translate([(width+(thickness*2))/2+25, 0, 19])
+      rotate([-90, 0, 0])
+        cylinder(h=thickness, d=3.5);
+      
+    // lid mounting holes
+    translate([thickness+30, 0, 23])
+      rotate([-90, 0, 0])
+        cylinder(h=depth+(thickness*2), d=2);
+      
+    translate([width+thickness-30, 0, 23])
+      rotate([-90, 0, 0])
+        cylinder(h=depth+(thickness*2), d=2);
   }
   
   // inner display catch
@@ -51,7 +92,7 @@ translate([(width+thickness*2)/2, -9, 6.57])
 module usb_compartment(){
   usb_width=41;
   usb_height=4;
-  hole=6.5;
+  hole=6;
   hole_x=36+thickness;
   hole_y=5.6+thickness;
 
@@ -59,8 +100,8 @@ module usb_compartment(){
     translate([0, 0, height])
       cube([usb_width+thickness, depth+(thickness*2), usb_height+thickness]);
 
-    translate([thickness, thickness, height+thickness])
-      cube([30-thickness, depth, usb_height]);
+    translate([0, thickness, height+thickness])
+      cube([30, depth, usb_height]);
     
     translate([30+thickness, thickness, height])
       cube([11, depth, usb_height]);
@@ -68,10 +109,41 @@ module usb_compartment(){
     translate([hole_x, hole_y-0.5, height+usb_height])
       cylinder(h=thickness, d=hole);
 
-    translate([hole_x, depth+(thickness*2)-hole_y, height+usb_height])
+    translate([hole_x-0.5, depth+(thickness*2)-hole_y, height+usb_height])
       cylinder(h=thickness, d=hole);
   }
   
+  // pcb mount
+  translate([thickness+12, 12, height+thickness])
+    difference(){
+      cylinder(h=7, d=4);
+      cylinder(h=7, d=1.6);
+    }
+  
+  translate([thickness+7, 30.8, height+thickness])
+    difference(){
+      cylinder(h=7, d=4);
+      cylinder(h=7, d=1.6);
+    }
+  
+  translate([thickness+11.8, 42.8, height+thickness])
+    difference(){
+      cylinder(h=7, d=4);
+      cylinder(h=7, d=1.6);
+    }
+  
+  translate([thickness+10.5, 7.1, height+thickness])
+    cube([3, thickness, 10]);
+    
+  translate([thickness+11.25, 5.1, height+thickness])
+    cube([thickness, 3, 10]);
+  
+  translate([thickness+10.5, 62.1, height+thickness])
+    cube([3, thickness, 10]);
+    
+  translate([thickness+11.25, 62.6, height+thickness])
+    cube([thickness, 3, 10]);
+  
   // screw mount
   translate([hole_x, hole_y-0.5, height+4+thickness]){
     difference(){
@@ -80,7 +152,7 @@ module usb_compartment(){
     }
   }
   
-  translate([hole_x, depth+(thickness*2)-hole_y, height+4+thickness]){
+  translate([hole_x-0.5, depth+(thickness*2)-hole_y, height+4+thickness]){
     difference(){
        cylinder(h=1.6, d=10);
        cylinder(h=1.6, d=2.5);
@@ -91,7 +163,7 @@ module usb_compartment(){
 module battery_compartment(){
     battery_width=63.2;
     battery_height=4;
-    hole=6.5;
+    hole=6;
     hole_x=5;
     hole_y=5.6+thickness;
 
@@ -109,6 +181,10 @@ module battery_compartment(){
         cylinder(h=thickness, d=hole);
     }
     
+    // battery stop
+    translate([-1.2, (depth+(thickness*2))/2-5, height+battery_height])
+      cube([thickness, 10, 16]);
+    
     // screw mount
     translate([hole_x, hole_y-0.5, height+4+thickness]){
       difference(){
@@ -143,7 +219,7 @@ module tab(length, thickness){
 module male_hinge(){
   th=2.90;  //Thickness of solid tabs
   sp=3.10;  //Width of seperation gap
-  w=15.14;  //Width of base
+  w=20.94;  //Width of base
   l=13.14;  //length of base
 
   translate([0, 0, -10+th/2]){
@@ -155,9 +231,11 @@ module male_hinge(){
     }
   }
 
-  //generating 2 tabs with sp spacing
-  translate([0, -sp, 0])
+  //generating 3 tabs with sp spacing
+  translate([0, -sp*2, 0])
     tab(l, th);
-  translate([0, sp, 0])
+  translate([0, sp*2, 0])
+    tab(l, th);
+  translate([0, 0, 0])
     tab(l, th);
 }