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=4eccb829d140e57cffab36e493888fbf76ac5fdc;hp=21cc748adacf43a0463a77750d396c8e2f143f4d;hb=08244f158ace5b0e9f6186e64cb83924107ecbd7;hpb=ca114e8a94848a3ae033c801bbbb282a8a871c96

diff --git a/osstest-arm-net-bracket.scad b/osstest-arm-net-bracket.scad
index 21cc748..4eccb82 100644
--- a/osstest-arm-net-bracket.scad
+++ b/osstest-arm-net-bracket.scad
@@ -2,7 +2,9 @@
 
 holedist = 64;
 tonguewidth = 10;
+tongue2width = 15;
 totaldepth = 26;
+tongue2depth = 35;
 thick = 3;
 tabover = 7;
 tabunder = 15;
@@ -10,18 +12,23 @@ tabunder = 15;
 tabside = 7;
 
 tonguethick = 4;
+tongue2thick = 5;
 strapthick = 2;
 strapwidth = 5;
 ridgewidth = 2;
 
 holedia = 3.5;
 
-module Tongue(tw,tt,ad){
+tongue2x = tongue2width - holedist;
+
+module Tongue(tw,tt,ad,slots=2){
+  y0=thick+0.1;
+  yn=ad-ridgewidth-strapwidth;
   difference(){
     translate([-tw, 0, 0])
       cube([tw, ad, tt+strapthick]);
-    for (y=[thick+0.1, totaldepth-ridgewidth-strapwidth])
-      translate([-tw-1, y, tt])
+    for (yi=[0:slots-1])
+      translate([-tw-1, y0 + (yn-y0)*yi/(slots-1), tt])
 	cube([tw+2, strapwidth, strapthick+1]);
   }
 }
@@ -36,6 +43,8 @@ module Object(){
 	cylinder(r= holedia/2+0.5, h=thick+2, $fn=20);
   }
   Tongue(tonguewidth,tonguethick,totaldepth);
+  translate([tongue2x,0,0])
+    Tongue(tongue2width,tongue2thick,tongue2depth+thick);
 }
 
 Object();