printed modifications

[things.git] / servo-tube-holder-half-center.scad

diff --git a/servo-tube-holder-half-center.scad b/servo-tube-holder-half-center.scad
index 3a227936dc85ff2fa4a9a7a39cd538cd66259d1f..6baa16cfd26097834c92f526db30c21957ce80d1 100644 (file)
--- a/servo-tube-holder-half-center.scad
+++ b/servo-tube-holder-half-center.scad
@@ -5,24 +5,25 @@ wall = 1.0;
 
 tube_d = 8.0 + 0.5;
 
-clip_w = 6;
-
 slot_w = 3;
 
-support_l = 12;
-servo_w = 12.5;
+servo_w = 12.5+0.5;
+servo_side_l = 5 - 0.5;
+
+clip_w = servo_side_l + wall;
 
-cable_w = 5;
-cable_zoff = 2;
+servo_zoff = 14 + 2.0 + tube_d/2;
+servo_screw_hole = 1.2;
+servo_slot_z = 2 + 0.5;
 
-module clip(support_zoff) {
+module clip() {
 difference() {
        hull() {
                // clip cylinder
                cylinder(r = tube_d/2 + wall, h = clip_w);
                // under the servo
-               translate([-servo_w/2-wall, tube_d/2+support_zoff, 0])
-                       cube([servo_w+2*wall, support_l + wall, clip_w]);
+               translate([-servo_w/2-wall, servo_zoff-wall, 0])
+                       cube([servo_w+2*wall, servo_slot_z + 2*wall, clip_w]);
        }
 
        // fuse tube
@@ -34,18 +35,17 @@ difference() {
                cube([slot_w, tube_d, clip_w + 2*eps]);
 
        // servo
-       translate([-servo_w/2, tube_d/2+support_zoff+wall, wall])
-               cube([servo_w, support_l + eps, clip_w]);
-       // cable hole
-       translate([-cable_w/2, tube_d/2+support_zoff+cable_zoff+wall, -eps])
-               cube([cable_w, support_l + eps, clip_w]);
+       translate([-servo_w/2, servo_zoff, wall])
+               cube([servo_w, servo_slot_z, clip_w]);
+
+       // screw hole
+       translate([0, 0, wall + 0.6*servo_side_l])
+       rotate([-90, 0, 0])
+               cylinder(r = servo_screw_hole/2, h = infty, $fn = 6);
 }
 }
 
 for (x = [-1, 1]) scale([x, 1, 1])
-translate([servo_w, tube_d, 0])
-       clip(support_zoff = 0);
+translate([servo_w/2+2*wall, 0, 0])
+clip();
 
-for (x = [-1, 1]) scale([x, -1, 1])
-translate([servo_w, tube_d, 0])
-       clip(support_zoff = 3);