$fn = 60;
/* measured with calipers */
-ball_diameter = 11 + 0.75; // extra bit added for printing imprecision
+ball_diameter = 11 + 1.15; // extra bit added for printing imprecision
ball_radius = ball_diameter / 2;
standoff_height = 60; // kyle eyeballed
deck_pitch = 25.4; // measured center to center on grid on pegboard
deck_flange_height = 2.9464;
-deck_flange_screw_radius = 3.556 / 2; // For #6 machine screws
+deck_flange_screw_radius = 3.556 / 2 + 0.4; // For #6 machine screws
deck_flange_radius = (deck_pitch) / 2 + deck_flange_screw_radius + 3;
module deck_flange() {
deck_pitch_diagonal = sqrt(2 * pow(deck_pitch, 2));
+ cylinder(h = deck_flange_height, r = holder_radius + 2);
difference() {
- scale([0.35, 0.35, 1]) {
+ scale([0.40, 0.40, 1]) {
linear_extrude(height = deck_flange_height) {
oshw(); } }
for (ii = [-1, 1]) {