X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=filamentclip.scad;h=2b8ea361451020cac77ca1b1e4d2e594eb09a882;hp=4b57bdf425d76593f1b91044e2399faa6d9e5b7c;hb=14c6dac4a919d6d70b2f0c6fd51f0f348680b236;hpb=95ae3a53ba6405f305214386b9d9d83a6dc5d9de

diff --git a/filamentclip.scad b/filamentclip.scad
index 4b57bdf..2b8ea36 100644
--- a/filamentclip.scad
+++ b/filamentclip.scad
@@ -1,24 +1,89 @@
 include <cliphook.scad>
 
-rad=12;
+rad=18;
 h=3.5;
-w=1.2;
+w=1.5;
 
-looprad=3;
+looprad=2.5;
 loopw=w;
 
-rotate([0,0,-45]) {
-  translate([0,rad,0]) {
-    ClipHook(h=h,w=w,k=1.5, ye=-1.3);
-    rotate([0,0,180]) ClipHook(h=h,w=w,k=1.5, ye=0.8);
+fdia=1.77;
+//fdia=3;
+
+d=0.01;
+
+module FilamentClipTeeth(teethw=1.5,
+			 stembendd=0.5,	stembendl=7, teethxl=1.5) {
+  gapw = fdia-stembendd*2;
+  teethbigw = gapw + teethw*2;
+  basew = fdia+teethw*2-stembendd*2;
+  based = basew/3;
+
+  translate([-based, -basew/2, 0]) cube([based, basew, h]);
+  difference() {
+    union() {
+      translate([-d, -teethbigw/2, 0])
+	cube([d+stembendl + teethw, teethbigw, h]);
+//  translate([
+//  stembigw = fdia + stembend
+//  translate([-d, -stemw, 
+      linear_extrude(height=h) {
+	translate([stembendl-fdia/2, 0]) circle(fdia/2+teethw, $fn=30);
+      }
+    }
+    translate([0,0,-1]) {
+      translate([0,-gapw/2])
+	cube([stembendl+teethxl+1, gapw, h+2]);
+      linear_extrude(height=h+2) {
+	translate([stembendl-fdia/2, 0]) circle(fdia/2, $fn=30);
+      }
+    }
   }
+
+  for (mirr=[0:1]) {
+    mirror([0,mirr,0]) {
+      translate([stembendl + teethw, gapw/2, 0])
+	rotate([0,0,30])
+	cube([teethxl, teethw, h]);
+    }
+  }
+}
+
+module our_ClipHook(ye){
+  ClipHook(h=h, w=w, g=0.6, k=1.5, g=0.6, ye=ye, cupcaph=0.5, cupcapg=0.8);
 }
 
-linear_extrude(height=h) {
-  assign($fn=80) {
-    FlatArc(0,0, rad-w/2,rad+w/2, 65,379);
+module FilamentClip() {
+  rotate([0,0,-60]) {
+    translate([0,rad-1.5,0]) {
+      rotate([0,0,8])
+	our_ClipHook(ye=-1.3);
+    }
   }
-  assign($fn=30) {
-    FlatArc(0,rad+looprad, looprad-loopw/2,looprad+loopw/2, 0,361);
+
+  rotate([0,0,-30]) {
+    translate([0,rad,0]) {
+      rotate([0,0,180])
+	our_ClipHook(ye=0.8);
+    }
+  }
+
+  linear_extrude(height=h) {
+    assign($fn=80) {
+      FlatArc(0,0, rad-w/2,rad+w/2, 80,365);
+    }
+    assign($fn=30) {
+      FlatArc(0,rad+looprad+w, looprad,looprad+loopw);
+    }
+  }
+
+  for (mir=[0,1]) {
+    mirror([mir,0,0])
+      rotate([0,0,-20])
+      translate([rad+w+fdia/2, 0, 0])
+      rotate([0,0,100])
+      FilamentClipTeeth();
   }
 }
+
+FilamentClip();