bulk

cases/rack/screwmount.scad

@@ -0,0 +1,62 @@
+/*  Contains screw mounts to be used to fix risers and whatnot into plastic */
+
+include <../common.scad>
+include <./screws.scad>
+
+
+
+// Heat set inserts:
+
+// Useful references:
+// https://hackaday.com/2019/02/28/threading-3d-printed-parts-how-to-use-heat-set-inserts/
+
+
+
+// My knurled brass nut dimensions
+
+
+m4NutDiameter = 6;
+m4NutLength1 = 6;
+
+m3NutDiameter = 4.9;
+m3NutLength1 = 6;
+
+
+module nut_N(diameter,length,edm,elm) {
+  cylinder(h=(length + length*edm), d=(diameter + diameter*edm));
+}
+
+difference() {
+  union() {
+    cube(size=[30,30,2.5]);
+
+    translate(v=[8,8,0])
+    cylinder(h=8,d=8);
+
+    translate(v=[22,8,0])
+    cylinder(h=10,d=8);
+
+    translate(v=[8,22,0])
+    cylinder(h=8,d=10);
+
+    translate(v=[22,22,0])
+    cylinder(h=10,d=10);
+  }
+
+  union() {
+    translate(v=[8,8,2])
+      cylinder(h=6, d=6);
+
+    translate(v=[22,8,4])
+      cylinder(h=6,d=6);
+
+    translate(v=[8,22,2])
+    cylinder(h=6,d=6);
+
+    translate(v=[22,22,3])
+    cylinder(h=8,d=6);
+  }
+
+}
+
+