Add kabelklem model

kabelklem/kabelklem.scad

@@ -0,0 +1,33 @@
+$fn = $preview ? 16 : 72;
+
+module test(){
+  difference(){
+    cylinder(r=5, h = 4);
+    cylinder(r=3, h = 4);
+  }
+}
+
+
+module screw_hole(){
+  difference(){
+    cylinder(d=9.34, h=7);
+    cylinder(d=3.9, h=9);
+  }
+}
+
+
+difference(){
+  hull(){
+    translate([7,0,0])
+      cylinder(d=9.34, h=7);
+    translate([-7,0,0])
+      cylinder(d=9.34, h=7);
+  }
+  translate([7,0,0])
+    cylinder(d=3.9, h=9);
+  translate([-7,0,0])
+    cylinder(d=3.9, h=9);
+  translate([0,0,-4.5])
+  rotate([90,0,0])
+  cylinder(r=7,center=true,h=20);
+}