X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=splitpin.scad;h=9eb29560d1cfcaba3e2c309dda765f7610892ce1;hp=1e38256d16c8ed2e945fecd089d6241c74817cfc;hb=7eedab3e04eae517f990017b5af5a3cd2afcf6dd;hpb=ffa7a845301563d34757ed72559c84fa40acfe32

diff --git a/splitpin.scad b/splitpin.scad
index 1e38256..9eb2956 100644
--- a/splitpin.scad
+++ b/splitpin.scad
@@ -6,8 +6,8 @@ tau = 6.28318530718;
 function deg2rad(deg) = deg/360 * tau;
 function rad2deg(rad) = rad/tau * 360;
 
-module SplitPin(w=1.5, holeminrad=3.5, thick=3, deviationrad=1.0,
-		mainlen=20, handlerad=10, handlelen=7) {
+module SplitPin(w=0.8, holeminrad=2.50, thick=3, deviationrad=1.0,
+		mainlen=10, handlerad=10, handlelen=7) {
   spare = holeminrad - deviationrad - w;
   echo("splitpin spare",spare);
   %translate([0,mainlen+handlelen,0]) cylinder(r=spare, h=thick);
@@ -51,23 +51,27 @@ module SplitPin(w=1.5, holeminrad=3.5, thick=3, deviationrad=1.0,
   }
 }
 
-module SplitPinCavity(w=1.5, holeminrad=3.5, thick=3, deviationrad=1.0,
-		      mainlen=20, slop=0.5, insertby = 5) {
+module SplitPinCavity(w=0.8, holeminrad=2.50, thick=3, deviationrad=1.0,
+		      mainlen=10, slop=0.5, insertby = 5) {
   smallgap2 = holeminrad;
   biggap2 = smallgap2 + deviationrad + slop;
   toegap2 = w*1.5 + slop;
   toeend = -mainlen-insertby;
 
-//translate([-biggap2, -thick/2, -mainlen-1])
-  linear_extrude(height = thick + slop*2) {
-    polygon([[-biggap2, -insertby], [-biggap2, 1],
-	     [biggap2, 1], [biggap2, -insertby],
-	     [toegap2, toeend-1], [-toegap2, toeend-1]]);
+  translate([0,thick/2,0]) rotate([90,0,0]) {
+    linear_extrude(height = thick + slop*2) {
+    for (xmir=[0,1]) mirror([xmir,0]) {
+	polygon([[-0.1, 1],
+		 [biggap2, 1],
+		 [smallgap2, -insertby],
+		 [biggap2, -insertby],
+		 [toegap2, toeend-1],
+		 [-0.1, toeend-1]]);
+      }
+    }
   }
-//  
-//    cube([biggap, thick, mainlen+2]);
 }
 
 //SplitPin();
-//translate([30,0,0])
-  SplitPinCavity();
+//translate([0,30,0])
+//  SplitPinCavity();