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Added chamfer to spool holder dowels to make them easier to insert.

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This commit is contained in:
Chris Palmer 2014-07-28 17:00:55 +01:00
parent d9422cde28
commit 8386dc1301
1 changed files with 4 additions and 3 deletions
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7
scad/spool_holder.scad
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@ -27,8 +27,6 @@ right = right_stay_x - sheet_thickness(frame) / 2;
spool_x = (left + right) / 2; spool_x = (left + right) / 2;
spool_y = gantry_Y + sheet_thickness(frame) + 10 + spool_height(spool) / 2; spool_y = gantry_Y + sheet_thickness(frame) + 10 + spool_height(spool) / 2;
holes = psu_hole_list(psu);
bearing_r = (spool_diameter(spool) + ball_bearing_diameter(bearing)) / 2; bearing_r = (spool_diameter(spool) + ball_bearing_diameter(bearing)) / 2;
bearing_x = cos(angle) * bearing_r; bearing_x = cos(angle) * bearing_r;
bearing_z = spool_z - sin(angle) * bearing_r; bearing_z = spool_z - sin(angle) * bearing_r;
@ -167,7 +165,10 @@ module tube(height) {
difference() { difference() {
union() { union() {
cylinder(r = tube_r, h = height); cylinder(r = tube_r, h = height);
cylinder(r = tube_r - min_wall, h = height + thickness - wall - layer_height); // dowel hull() {
cylinder(r = tube_r - min_wall, h = height + thickness - wall - 2 * layer_height); // dowel
cylinder(r = tube_r - min_wall - layer_height, h = height + thickness - wall - layer_height); // chamferred end
}
} }
translate([0, 0, wall]) translate([0, 0, wall])
cylinder(r = tube_r - wall, h = height - 2 * wall); cylinder(r = tube_r - wall, h = height - 2 * wall);