X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=cable-hole-trunking-cover.scad;h=744c923abc1274e0ad3bfd76a56d42cdfaa1caa7;hp=07daa9d0579f8a1e9e42a78dadc927ed935909c4;hb=f301861f3d6b83a67913d257b50fa3aab65422cf;hpb=eabf9ef0111c0eecec6e9469fd78b427d9496d06

diff --git a/cable-hole-trunking-cover.scad b/cable-hole-trunking-cover.scad
index 07daa9d..744c923 100644
--- a/cable-hole-trunking-cover.scad
+++ b/cable-hole-trunking-cover.scad
@@ -6,6 +6,8 @@ sidewidth = 5;
 tapewidth = 7;
 tapethick = 1;
 
+cutoutsz= 10;
+
 innerz = 10;
 
 basex = holedia + sidewidth*2;
@@ -14,13 +16,14 @@ basey = holedia + tapewidth*2;
 bevelz = 3;
 bevelslope = 0.75;
 bevely = bevelz * bevelslope;
+basebevelt = 3;
 
 sideslop = 0.5;
 
 basebaset = 2;
-sidewallt = 3;
+sidewallt = 2;
 
-lidt = 2;
+lidt = 1.3;
 endwallt = 2;
 zslop = 0.75;
 endslop = 0.75;
@@ -33,27 +36,32 @@ module sheared_cube(sz, xperz, yperz) {
     cube(sz);
 }
 
-module Base(){
+module Base(cutouty){
+  echo(cutouty);
   difference(){
     union(){
       for (mir=[0,1]) mirror([0,mir,0]) {
-	translate([0, basey/2 - sidewallt, 0])
-	  sheared_cube([basex, sidewallt, bevelz], 0, bevelslope);
+	translate([0, basey/2 - basebevelt, 0])
+	  sheared_cube([basex, basebevelt, bevelz], 0, bevelslope);
 	cube([basex, basey/2, basebaset]);
       }
     }
     translate([basex/2, 0, -1])
       cylinder(r=holedia/2, h=bevelz+2);
   }
-  difference(){
-    for (mir=[0,1]) mirror([0,mir,0]) {
-      rotate([90, 0, 90])
-	linear_extrude(height=endwallt)
-	polygon([[-0.1,             0],
-		 [basey/2,          0],
-		 [basey/2 + bevely, bevelz],
-		 [basey/2 + bevely, innerz],
-		 [-0.1,             innerz]]);
+  rotate([90, 0, 90]) {
+    linear_extrude(height=endwallt) {
+      difference(){
+	for (mir=[0,1]) mirror([mir,0,0]) {
+	    polygon([[-0.1,             0],
+		     [basey/2,          0],
+		     [basey/2 + bevely, bevelz],
+		     [basey/2 + bevely, innerz],
+		     [-0.1,             innerz]]);
+	}
+	translate([cutouty, 0])
+	  square(size=[cutoutsz, 3*innerz], center=true);
+      }
     }
   }
 }
@@ -61,10 +69,16 @@ module Base(){
 module Lid(){
   lidx = basex + endslop + endwallt;
   for (mir=[0,1]) mirror([0,mir,0]) {
-    translate([0, basey/2 + sideslop, 0])
-      sheared_cube([lidx, sidewallt, bevelz], 0, bevelslope);
-    translate([0, basey/2 + sideslop + bevely, -tapethick])
-      cube([lidx, sidewallt, innerz + tapethick + lidt + zslop]);
+    translate([0, basey/2 + sideslop + bevely, 0])
+      rotate([90,0,90])
+      linear_extrude(height = lidx)
+      polygon([[0,         0],
+	       [-bevely,   0],
+	       [0,         bevelz],
+	       [0,         innerz + lidt + zslop],
+	       [sidewallt, innerz + lidt + zslop],
+	       [sidewallt, -tapethick],
+	       [0,         -tapethick]]);
     translate([0, -1, innerz + zslop])
       cube([lidx, 1 + basey/2 + sideslop + bevely + sidewallt, lidt]);
     translate([basex + endslop, -1, -tapethick])
@@ -73,5 +87,30 @@ module Lid(){
   }
 }
 
-Base();
-%Lid();
+module LidT(){ ////toplevel
+  rotate([180,0,0]) Lid();
+}
+
+module BaseCMid(){ ////toplevel
+  Base(0);
+}
+
+module BaseCTop(){ ////toplevel
+  Base(basey/2 + bevely - cutoutsz/2);
+}
+
+module BaseCBot(){ ////toplevel
+  Base(-(basey/2 + bevely - cutoutsz/2));
+}
+
+module Demo(){ ////toplevel
+  BaseCTop();
+  %Lid();
+}
+
+//BaseCTop();
+//BaseCMid();
+//BaseCBot();
+//Lid();
+//LidT();
+//Demo();