From: PikaDotus <loganh@pobox.com>
Date: Sun, 1 Sep 2013 03:04:56 +0000 (-0700)
Subject: made 3d printable version of robot chassis
X-Git-Url: http://challenge-bot.com/repos/?p=challenge-bot;a=commitdiff_plain;h=9c3b4d1bcf18e9a2750ef1b111f44065d5a843b0

made 3d printable version of robot chassis
---

diff --git a/schematic-3d-printable.scad b/schematic-3d-printable.scad
new file mode 100644
index 0000000..3e11090
--- /dev/null
+++ b/schematic-3d-printable.scad
@@ -0,0 +1,40 @@
+// challenge-bot phase-2
+// GNU AGPLv3 (or later at your option)
+// project available at these locations:
+// https://gitorious.org/ozzloy/challenge-bot
+// https://github.com/waynegramlich/challenge-bot
+
+// using
+// https://github.com/josefprusa/Prusa3/blob/master/box_frame/x-carriage.scad
+// as an example of how to code in scad
+
+deck_dimensions = [8, 8, 3/16];
+
+module deck() {
+	cube(deck_dimensions);
+}
+
+module wheel_mount() {
+	difference() {
+		cube([1.5, 2.1, 3/16]);
+		// motor shaft and collar hole
+		translate([0.5, 0.938, -1/16]) {
+			cylinder(h = 5/16, r = 0.362/2, $fn = 100);
+		}
+		// nubbin hole
+		translate([0.5 + 0.875 - 0.425, 0.938, -1/16]) {
+			cylinder(h = 5/16, r = 0.145/2, $fn = 100);
+		}
+		// mounting screw hole
+		translate([0.5 + 1.213 - 0.425, 0.938 - 0.687/2, -1/16]) {
+			cylinder(h = 5/16, r = 0.114/2, $fn = 100);
+		}
+		translate([0.5 + 1.213 - 0.425, 0.938 + 0.687/2, -1/16]) {
+			cylinder(h = 5/16, r = 0.114/2, $fn = 100);
+		}
+	}
+}
+
+color("blue") deck();
+rotate([90, 0, 0]) translate([1.5, -2, -(3/16)]) wheel_mount();
+rotate([90, 0, 0]) translate([1.5, -2, -8]) wheel_mount();