update

cases/rack/body/side/side.scad

@@ -1,19 +1,88 @@
-sideHeight = 210;
-sideLength = 200;
+include <../../../misc/magnet.scad>
+include <../../../math.scad>
+$fn=64;
+
+_height = 210;
+_depth = 200;
+
+_thickness = 5;
 
 holeOffset = 10;
 
+module _base() {
+    difference() {
+        cube(size = [_height, _depth, _thickness], center=true);
+        union() {
+            translate(v = [0, 0, 20])
+                minkowski() {
+                    sphere(r = 20);
+                    cube(size = [_height - 34, _depth - 34, 1], center = true);
 
-// TODO make helper function for this
-screwDiffs = [
-        [sideLength-holeOffset, sideHeight-holeOffset,0],
-        [holeOffset, holeOffset,0],
-        [sideLength-holeOffset, holeOffset],
-        [holeOffset, sideHeight-holeOffset],
+                }
+            // handles
+            handleLength = 80;
+            translate(v=[0, _depth/2, _thickness+5.5])
+                minkowski() {
+                    sphere(r=10);
+                    cube(size=[handleLength, 10, 1], center=true);
+                }
+            translate(v=[0, -_depth/2, _thickness+5.5])
+                minkowski() {
+                    sphere(r=10);
+                    cube(size=[handleLength, 10, 1], center=true);
+                }
+        }
+    }
+}
+
+module magnetMount(h) {
+    slack = 0.2;
+    difference() {
+        cylinder(h = h, r=magnetR*2);
+        translate(v=[0,0,h-magnetH])
+        cylinder(h = magnetH, r = magnetR+slack);
+    }
+}
+
+
+module side() {
+    magnetMountOffsetX = 95;
+    magnetMountOffsetY = 90;
+    difference() {
+        union() {
+            // align _base to positive z plan
+            translate(v = [0, 0, _thickness / 2])
+                _base();
+
+            // magnet mounts (no holes)
+            for (i=mirror4XY(midpoint=[0,0,0], offsetX=magnetMountOffsetX, offsetY=magnetMountOffsetY)) {
+                translate(v=i)
+                    cylinder(h=_thickness, r=2*magnetR);
+            }
+        }
+
+        // magnet mount holes
+        for (i=mirror4XY(midpoint=[0,0,_thickness-magnetH], offsetX=magnetMountOffsetX, offsetY=magnetMountOffsetY)) {
+            translate(v=i)
+                cylinder(h=magnetH, r=magnetR);
+        }
+    }
+}
+
+
+difference() {
+    side();
+
+    union() {
+        for (i=[0:7]) {
+            translate(v=[i*15 - 52.5,0,0])
+            minkowski() {
+                cube(size = [2, 100, 10], center = true);
+                sphere(r=2);
+            }
+        }
+
+    }
+}
 
-        [sideLength-2*holeOffset, sideHeight-holeOffset,0],
-        [2*holeOffset, holeOffset,0],
-        [sideLength-2*holeOffset, holeOffset],
-        [2*holeOffset, sideHeight-holeOffset]
-];