update

rack-mount/frontBoxHolder.scad

@@ -2,9 +2,54 @@
 
 include <../config/common.scad>
 include <../helper/common.scad>
+include <./common.scad>
 use <./plateBase.scad>
 
-module frontBoxHolder(plateThickness=3, plate) {
+
+frontBoxHolder(u=2, plateThickness=3, cutoutOffsetX=20, cutoutOffsetY=2, cutoutX=147, cutoutY=26,
+    support=true, supportedZ = 27.5, supportWidth=120, supportDepth=5, supportRailBaseThickness=1.25);
+
+
+module frontBoxHolder(u, plateThickness=3, cutoutOffsetX, cutoutOffsetY, cutoutX, cutoutY, support=false, supportedZ, supportWidth, supportDepth, bottomSupportThickness = 2, supportRailBaseThickness = 2) {
+
+  plateScrewToXEdge = 4.5; // wow these are named poorly
+  plateScrewToYEdge = 5;
+
+  if (support) {
+    //assert(supportedZ + 2*supportThickness <= plateScrewToYEdge*2 + u*uDiff);
+    //assert(supportWidth < rackMountScrewWidth); // not tight, need to include screw radii
+  }
+
+  difference() {
+    union() {
+      plateBase(U=u, plateThickness=plateThickness, screwToXEdge=plateScrewToXEdge, screwToYEdge=plateScrewToYEdge, screwType=mainRailScrewType, filletR=2);
+
+      if (support) {
+
+        bottomSuportThickness = supportRailBaseThickness;
+
+        translate(v=[(rackMountScrewWidth-supportWidth)/2, -plateScrewToYEdge,0])
+        cube(size=[supportWidth, bottomSuportThickness, supportDepth]);
+
+        translate(v=[(rackMountScrewWidth-supportWidth)/2, (-plateScrewToYEdge+bottomSuportThickness) + supportedZ,0])
+        cube(size=[supportWidth, bottomSuportThickness, supportDepth]);
+      }
+    }
+
+    union() {
+      translate(v=[cutoutOffsetX, cutoutOffsetY-plateScrewToYEdge,-inf/2])
+      minkowski() {
+        r=2;
+        cylinder(r=r,h=inf);
+        translate(v=[r, r, 0])
+        cube(size = [cutoutX-2*r, cutoutY-2*r, inf]);
+      }
+
+    }
+  }
+
+
+
 
 
 }

rack-mount/print/boxHolderHelper_P.scad

@@ -0,0 +1 @@
+// test test

rack-mount/print/frontBoxHolder_P.scad

@@ -0,0 +1,16 @@
+include <../../rack/sharedVariables.scad>
+use <../frontBoxHolder.scad>
+
+frontBoxHolder(
+  u=2,
+  plateThickness=3,
+  cutoutOffsetX=(rackMountScrewWidth-147)/2,
+  cutoutOffsetY=2,
+  cutoutX=147,
+  cutoutY=26,
+  support=true,
+  supportedZ = 27.5,
+  supportWidth=120,
+  supportDepth=5,
+  supportRailBaseThickness=1.25
+);