From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Tue, 15 Sep 2020 22:26:49 +0000 (+0100)
Subject: hinge-test: wip
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=a354d21821e41c57ab924d12e754da82246e3b70;p=reprap-play.git

hinge-test: wip

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/hinge-test.scad b/hinge-test.scad
new file mode 100644
index 0000000..658bfa3
--- /dev/null
+++ b/hinge-test.scad
@@ -0,0 +1,23 @@
+// -*- C -*-
+
+$hinge_pin_dia = 0.795 + 0.35;
+$hinge_main_dia = 4.0;
+$hinge_inter_gap = 0.50;
+$hinge_noncrit_gap = 1.0;
+
+$fa = 3;
+$fs = 0.05;
+
+module HingeProngPlan(behind){
+  difference(){
+    hull(){
+      circle(r= $hinge_main_dia/2);
+      polygon([[0,0],
+	       [-$hinge_main_dia/2, -behind],
+	       [+$hinge_main_dia/2, -behind]]);
+    }
+    circle(r= $hinge_pin_dia/2);
+  }
+}
+
+HingeProngPlan(5);