front support and aliign for legacy case

experiment/production/housing/v-acorn-squash/PopufareHousingCommon.scad

@@ -100,6 +100,7 @@ POPUFARE_BRACKET_CX = 20;
 // screw size to fit through bracket (bracket itself is 6mm in diameter)
 //
 POPUFARE_BRACKET_D = 5;
+POPUFARE_BRACKET_WIDTH = 16;
 
 POPUFARE_BRACKET_DS = 100;
 POPUFARE_BRACKET_DE = 40;

experiment/production/housing/v-acorn-squash/PopufareHousingFrontInsideAlign.scad

@@ -0,0 +1,80 @@
+// License: CC0
+//
+// To the extent possible under law, Clementine Computing LLC has waived
+// all copyright and related or neighboring rights to this file.
+//
+// This work is published from: United States.
+//
+
+include <PopufareHousingCommon.scad>
+
+module PopufareHousingFrontInsideAlignPlate() {
+
+  w = POPUFARE_HOUSING_WIDTH;
+  h = POPUFARE_FRONT_HEIGHT;
+
+  bx = POPUFARE_BRACKET_CX;
+  br = POPUFARE_BRACKET_D/2.0;
+  de = POPUFARE_BRACKET_DE;
+
+  frontlip = POPUFARE_HOUSING_FRONT_LIP_HEIGHT;
+
+  mt = _MATERIAL_THICKNESS;
+
+  lip = _MATERIAL_THICKNESS;
+  lip_top = _MATERIAL_THICKNESS * sqrt(2.0);
+
+  h_tot = h - lip_top + lip;
+
+  fudge = 10;
+
+  bracket_r = POPUFARE_BRACKET_WIDTH/2;
+
+  difference() {
+    union() {
+      square([w,h], center=true);
+    };
+
+    // legacy housing fron lip
+    //
+    translate([0, -(h/2 - frontlip/2)]) square([w + 2*lip,frontlip], center=true);
+
+    // get rid of ghost edges
+    //
+    translate([0, -(h/2 - frontlip/2)]) square([w + 2*lip + 1,frontlip], center=true);
+    translate([0, -(h/2)]) square([w + 2*lip + 1,frontlip/2], center=true);
+
+    // shave off top front panel to accomodate angle plate.
+    // fudge to guard against stray geometry
+    //
+    translate([0, (h/2 - 0.4999*lip_top)]) square([2*w, lip_top + 0.15], center=true);
+
+    // side plate bracket attachment
+    //
+    hull() {
+      translate([ -(w/2 - bx), 0]) circle(bracket_r);
+      translate([ -(w/2 - bx) - 2*de, 0]) circle(bracket_r);
+    }
+
+    hull() {
+      translate([ (w/2 - bx), 0]) circle(bracket_r);
+      translate([ (w/2 - bx) + 2*de, 0]) circle(bracket_r);
+    }
+
+    // bottom lip attachment
+    //
+    hull() {
+      translate([ -(w/2 - 8*mt), -(h/2 - bx)]) circle(bracket_r);
+      translate([ -(w/2 - 8*mt), -(h/2 - bx) - 2*de]) circle(bracket_r);
+    }
+
+    hull() {
+      translate([  (w/2 - 8*mt), -(h/2 - bx)]) circle(bracket_r);
+      translate([  (w/2 - 8*mt), -(h/2 - bx) - 2*de]) circle(bracket_r);
+    }
+
+  }
+
+}
+
+//PopufareHousingFrontInsideAlignPlate();

experiment/production/housing/v-acorn-squash/PopufareHousingFrontInsideSupport.scad

@@ -0,0 +1,73 @@
+// License: CC0
+//
+// To the extent possible under law, Clementine Computing LLC has waived
+// all copyright and related or neighboring rights to this file.
+//
+// This work is published from: United States.
+//
+
+include <PopufareHousingCommon.scad>
+
+module PopufareHousingFrontInsideSupportPlate() {
+
+  w = POPUFARE_HOUSING_WIDTH;
+  h = POPUFARE_FRONT_HEIGHT;
+
+  bx = POPUFARE_BRACKET_CX;
+  br = POPUFARE_BRACKET_D/2.0;
+  de = POPUFARE_BRACKET_DE;
+
+  frontlip = POPUFARE_HOUSING_FRONT_LIP_HEIGHT;
+
+  mt = _MATERIAL_THICKNESS;
+
+  lip = _MATERIAL_THICKNESS;
+  lip_top = _MATERIAL_THICKNESS * sqrt(2.0);
+
+  h_tot = h - lip_top + lip;
+
+  fudge = 10;
+
+  bracket_r = POPUFARE_BRACKET_WIDTH/2;
+
+  difference() {
+    union() {
+      square([w,h], center=true);
+    };
+
+    // legacy housing fron lip
+    //
+    translate([0, -(h/2 - frontlip/2)]) square([w + 2*lip,frontlip], center=true);
+
+    // get rid of ghost edges
+    //
+    translate([0, -(h/2 - frontlip/2)]) square([w + 2*lip + 1,frontlip], center=true);
+    translate([0, -(h/2)]) square([w + 2*lip + 1,frontlip/2], center=true);
+
+    // shave off top front panel to accomodate angle plate.
+    // fudge to guard against stray geometry
+    //
+    translate([0, (h/2 - 0.4999*lip_top)]) square([2*w, lip_top + 0.15], center=true);
+
+    // side plate bracket attachment
+    //
+    hull() {
+      translate([ -(w/2 - bx), 0]) circle(bracket_r);
+      translate([ -(w/2 - bx) - 2*de, 0]) circle(bracket_r);
+    }
+
+    hull() {
+      translate([ (w/2 - bx), 0]) circle(bracket_r);
+      translate([ (w/2 - bx) + 2*de, 0]) circle(bracket_r);
+    }
+
+    // bottom lip attachment
+    //
+    translate([ -(w/2 - 8*mt), -(h/2 - bx)]) circle(br);
+    translate([  (w/2 - 8*mt), -(h/2 - bx)]) circle(br);
+
+  }
+
+}
+
+//PopufareHousingFrontInsideSupportPlate();

experiment/production/housing/v-acorn-squash/export/export-all

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-VERSION=2.2.5
+VERSION=2.2.6
 
 function ngc_position {
   ifn="$1"