1 files changed, 34 insertions, 0 deletions
diff --git a/prototype/mech_pcbs/bearing_mount_top.scad b/prototype/mech_pcbs/bearing_mount_top.scad
new file mode 100644
index 0000000..1c76a1f
--- /dev/null
+++ b/prototype/mech_pcbs/bearing_mount_top.scad
@@ -0,0 +1,34 @@
+/* Linear units are mm */
+
+ext_dia = 32.0;
+int_dia = 6.2;
+h = 10;
+
+mnth_dia = 3.2;
+mnth_ins_dia = 6.0;
+mnth_ins_h = 2.0;
+mnth_center_r = 12.0;
+mnth_num = 4;
+
+bearing_od = 19.0;
+bearing_h = 6.0;
+
+$fn = 64;
+
+translate([0, 0, h])
+rotate(180, [0, 1, 0])
+difference() {
+    cylinder(d=ext_dia, h=h);
+    cylinder(d=int_dia, h=h);
+    
+    for (alpha = [0 : 360/mnth_num : 359.9999]) {
+        rotate(alpha, [0, 0, 1])
+        translate([-mnth_center_r, 0, 0])
+        union() {
+            cylinder(d=mnth_dia, h=h);
+            translate([0, 0, h-mnth_ins_h]) cylinder(d=mnth_ins_dia, h=mnth_ins_h);
+        }
+    }
+    
+    cylinder(d=bearing_od, h=bearing_h);
+}