X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=osstest-arm-net-bracket.scad;h=05bcf1d53b8e83e714017f2de9b49d91f8a6208d;hp=a2839c29d85ff918c8395d2a3b4915d32135663a;hb=96374409b92e7b5f40278a10c96b656a06b94e09;hpb=ed57a69116e9d6d32aad3337f74fad93158d55bf

diff --git a/osstest-arm-net-bracket.scad b/osstest-arm-net-bracket.scad
index a2839c2..05bcf1d 100644
--- a/osstest-arm-net-bracket.scad
+++ b/osstest-arm-net-bracket.scad
@@ -6,10 +6,11 @@ tongue2width = 15;
 totaldepth = 26;
 tongue2depth = 35;
 thick = 4;
-tabover = 7;
+tabover = 7+6;
 tabunder = 15;
 
-tabside = 7;
+tabsidel = 7;
+tabsider = 7+10;
 
 tonguethick = 4;
 tongue2thick = 5;
@@ -17,6 +18,13 @@ strapthick = 2;
 strapwidth = 5;
 ridgewidth = 2;
 
+hstrengthick = 2.5;
+hstrengdepth = strapwidth;
+
+cutoutover = 7;
+rcutoutside = 7+2 - 0.5;
+lcutoutside = 7-6.5 - 0.5;
+
 holedia = 3.5;
 
 tongue2x = tongue2width - holedist;
@@ -27,20 +35,35 @@ module Tongue(tw,tt,ad,slots=2){
   difference(){
     translate([-tw, 0, 0])
       cube([tw, ad, tt+strapthick]);
-    for (yi=[0:slots-1])
+    for (yi=[1:slots-1])
       translate([-tw-1, y0 + (yn-y0)*yi/(slots-1), tt])
-	cube([tw+2, strapwidth, strapthick+1]);
+	cube([tw+2, strapwidth, strapthick+0.05]);
   }
 }
 
 module Object(){
   difference(){
-    translate([-holedist-tabside, 0, 0])
-      cube([tabside*2+holedist, thick, tabunder+tabover]);
+    translate([-holedist-tabsider, 0, 0]) {
+      cube([tabsidel+tabsider+holedist, thick, tabunder+tabover]);
+      cube([tabsidel+tabsider+holedist, thick+hstrengdepth, hstrengthick]);
+    }
+    translate([0,-25,tabunder+cutoutover]) {
+      translate([-(holedist+rcutoutside), 0,0])
+	mirror([1,0,0])
+	cube([50,50,50]);
+      translate([lcutoutside, 0,0])
+	cube([50,50,50]);
+    }
     for (x=[-holedist,0])
-      translate([x, -1, tabunder])
-	rotate([-90,0,0])
-	cylinder(r= holedia/2+0.5, h=thick+2, $fn=20);
+      translate([x, 0, tabunder]) {
+	translate([0, -1, 0]) {
+	  rotate([-90,0,0]) {
+	    cylinder(r= holedia/2+0.5, h=thick+2, $fn=20);
+	  }
+	}
+	translate([0, 19.95 + thick, 0])
+	  cube(center=true,[10,40,10]);
+      }
   }
   Tongue(tonguewidth,tonguethick,totaldepth,3);
   translate([tongue2x,0,0])