update stls

rack-mount/bottomScrewTray.scad

@@ -1,63 +0,0 @@
-include <./common.scad>
-use <./rackEars.scad>
-
-// Rack mount tray that supports screws on the bottom of the rack-mount item
-
-// Config variables
-//trayAlignment = "middle"; // middle, right, left
-trayWidth = 110;
-trayDepth = 100;
-trayThickness = 3;
-
-mountPoints = [];
-mountScrewType = "m3";
-
-
-bottomScrewTray(u=5);
-
-module bottomScrewTray(u) {
-
-
-  frontLipHeight = 5;
-  backLipHeight = 5; // also applies to sides
-  lipThickness = 3;
-
-  rackEarSideThickness = 3;
-  rackEarFrontThickness = 3;
-
-  screwDx = rackMountScrewWidth; // x dist between the mount holes
-  screwDz = uDiff * u;
-
-  plateLength = screwDx + 2*rackMountScrewXDist;
-  plateHeight = screwDz + 2*rackMountScrewZDist;
-
-  minScrewToTraySpacing = 8;
-
-  // TODO: toggle this based on left/right/middle alignment
-  leftScrewDistToTray = minScrewToTraySpacing + 2 +5;
-
-  leftScrewGlobalX = -leftScrewDistToTray;
-  rightScrewGlobalX = screwDx + leftScrewGlobalX;
-
-  cube(size=[trayWidth, trayDepth, trayThickness]);
-
-  translate(v=[0,0,trayThickness])
-  cube(size=[trayWidth, lipThickness, frontLipHeight]);
-
-  translate(v=[0,trayDepth-lipThickness,trayThickness])
-  cube(size=[trayWidth, lipThickness, backLipHeight]);
-
-  translate(v=[0,0,trayThickness])
-  cube(size=[lipThickness, trayDepth, backLipHeight]);
-
-  translate(v=[trayWidth-lipThickness,0,trayThickness])
-  cube(size=[lipThickness, trayDepth, backLipHeight]);
-
-  translate(v=[leftScrewGlobalX,0,rackMountScrewZDist])
-  rackEarModule(frontThickness=rackEarFrontThickness,sideThickness=rackEarSideThickness,frontWidth=leftScrewDistToTray+rackMountScrewXDist+rackEarSideThickness, sideDepth=trayDepth-lipThickness, u=u);
-
-  translate(v=[rightScrewGlobalX,0,rackMountScrewZDist])
-  mirror(v=[1,0,0])
-  rackEarModule(frontThickness=rackEarFrontThickness,sideThickness=rackEarSideThickness,frontWidth=rightScrewGlobalX-trayWidth+rackMountScrewXDist+rackEarSideThickness, sideDepth=trayDepth-lipThickness, u=u);
-
-}

rack-mount/tray.scad

@@ -0,0 +1,123 @@
+include <./common.scad>
+use <./rackEars.scad>
+
+// Rack mount tray that supports screws on the bottom of the rack-mount item
+
+// Config variables
+//trayAlignment = "middle"; // middle, right, left
+trayWidth = 140;
+trayDepth = 85;
+trayThickness = 3;
+
+mountPoints = [];
+mountScrewType = "m3";
+
+
+bottomScrewTray(u=1);
+
+module bottomScrewTray(u) {
+
+  frontLipHeight = 2;
+  backLipHeight = 1; // also applies to sides
+  lipThickness = 3;
+
+  rackEarSideThickness = 3;
+  rackEarFrontThickness = 3;
+
+  screwDx = rackMountScrewWidth; // x dist between the mount holes
+  screwDz = uDiff * u;
+
+  plateLength = screwDx + 2*rackMountScrewXDist;
+  plateHeight = screwDz + 2*rackMountScrewZDist;
+
+  minScrewToTraySpacing = 8;
+
+  // TODO: toggle this based on left/right/middle alignment
+  leftScrewDistToTray = minScrewToTraySpacing + 2 + 10;
+
+  leftScrewGlobalX = -leftScrewDistToTray;
+  rightScrewGlobalX = screwDx + leftScrewGlobalX;
+
+  pointHoleRadius = screwRadiusSlacked("m3");
+  pointHoleThickness = 2;
+  pointMountElevation = 1;
+
+  points = [ // [x,y,elevation,holeRadius,holeThickness]
+      [(27.5),34, pointMountElevation, pointHoleRadius, pointHoleThickness],
+      [(27.5)+79.5,34, pointMountElevation, pointHoleRadius, pointHoleThickness]
+    ];
+
+
+  difference() {
+    applyMountHoles(points)
+    translate(v = [-rackEarSideThickness, -rackEarFrontThickness, -trayThickness])
+    body();
+
+    // hack
+    *union() {
+      translate(v = [-20, 18, 15])
+      rotate(a = [0, 90, 0])
+      cylinder(r = 10, h = inf);
+
+      translate(v = [-20, 40, 13])
+      rotate(a = [0, 90, 0])
+      cylinder(r = 7, h = inf);
+    }
+  }
+
+module body() {
+
+    cube(size = [trayWidth, trayDepth, trayThickness]);
+
+    translate(v = [0, 0, trayThickness])
+    cube(size = [trayWidth, lipThickness, frontLipHeight]);
+
+    translate(v = [0, trayDepth-lipThickness, trayThickness])
+    cube(size = [trayWidth, lipThickness, backLipHeight]);
+
+    translate(v = [0, 0, trayThickness])
+    cube(size = [lipThickness, trayDepth, backLipHeight]);
+
+    translate(v = [trayWidth-lipThickness, 0, trayThickness])
+    cube(size = [lipThickness, trayDepth, backLipHeight]);
+
+    translate(v = [leftScrewGlobalX, 0, rackMountScrewZDist])
+    rackEarModule(frontThickness = rackEarFrontThickness, sideThickness = rackEarSideThickness, frontWidth =
+        leftScrewDistToTray+rackMountScrewXDist+rackEarSideThickness, sideDepth = trayDepth-lipThickness, u = u);
+
+    translate(v = [rightScrewGlobalX, 0, rackMountScrewZDist])
+    mirror(v = [1, 0, 0])
+    rackEarModule(frontThickness = rackEarFrontThickness, sideThickness = rackEarSideThickness, frontWidth =
+       rightScrewGlobalX-trayWidth+rackMountScrewXDist+rackEarSideThickness, sideDepth = trayDepth-lipThickness, u = u);
+    }
+
+
+  module applyMountHoles(points) {
+
+
+    apply_pn() {
+      for (i = [0:len(points)-1]) {
+        p = points[i];
+        x = p[0];
+        y = p[1];
+        elevation = p[2];
+        hR = p[3];
+        hT = p[4];
+        translate(v=[x, y, 0])
+        cylinder(r=hR+hT, h=elevation);
+      }
+      for (i = [0:len(points)-1]) {
+        p = points[i];
+        x = p[0];
+        y = p[1];
+        hR = p[3];
+        hT = p[4];
+        translate(v=[x, y, 0])
+        cylinder(r=hR, h=inf50, center=true);
+      }
+      children(0);
+    }
+
+    }
+
+  }