tower_forehead_angle = 30;
lid_wall_thick = 1.6;
lid_slop = 0.75;
+lidclamp_cableclamp_ctie_between = 0;
base_ctie_anchor = 5;
tube_ctie_anchor = 5;
+protrusion_size = 2;
+protrusion_none_frontback = 10;
+protrusion_slop = 0.5;
+cableclamp_ctie_z = tower_frontheight/2;
//--- tests ---
base_backfront = backfront_mate_extra - tower_rearwall_y;
base_height = led_tip_height_above_crossbar - tower_height_contribution;
+protrusion_frontback = base_backfront - protrusion_none_frontback;
+
echo(tower_height_contribution, base_height);
module TowerWallCrossSection(){
// passages for cable ties
translate([0,
tower_rearwall_y/2,
- tower_frontheight/2
- + cableclamp_ctie_width/2 + lidclamp_ctie_thick/2])
+ cableclamp_ctie_z
+ + cableclamp_ctie_width/2 + lidclamp_ctie_thick/2
+ + lidclamp_cableclamp_ctie_between])
cube([50, lidclamp_ctie_width, lidclamp_ctie_thick], center=true);
translate([0,
(backfront_mate_extra+tower_rearwall_y)/2,
- -tower_base_height/2])
+ -tower_base_height
+ + max(protrusion_size + protrusion_slop + 0.1,
+ base_ctie_anchor_eff)])
cube([50, base_ctie_width, base_ctie_thick], center=true);
for (mir=[0,1])
- mirror([mir,0,0]) {
- translate([tower_width/4, 20, tower_frontheight/2])
+ mirror([mir,0,0]) {
+ translate([tower_width/4, 20, cableclamp_ctie_z])
cube([cableclamp_ctie_thick,
tower_wall_thick*2+1+40,
cableclamp_ctie_width],
center=true);
}
+ translate([0, tower_rearwall_y, -tower_base_height])
+ BaseRegistrationProtrusion(protrusion_slop);
}
}
rotate([180,0,0]) Lid();
}
+module BaseRegistrationProtrusion(extra){
+ size = protrusion_size + extra;
+ translate([0, base_backfront/2, 0]){
+ hull(){
+ translate([0,0, -0.5])
+ cube([protrusion_size*2, protrusion_frontback, 1.0], center=true);
+ translate([0, 0, protrusion_size-0.5])
+ cube([0.05, protrusion_frontback-protrusion_size*2, 1.0], center=true);
+ }
+ }
+}
+
module Base(){ ////toplevel
difference(){
mirror([0,0,1]){
rotate([-90,0,0])
cylinder(r=crossbar_dia/2, h=101);
}
+ BaseRegistrationProtrusion(0.0);
}
module BaseT(){ ////toplevel
//TowerWallFrontEdge();
//TowerMainHull();
//LidT();
-//Tower();
+Tower();
//Lid();
+//BaseRegistrationProtrusion();
//Base();
//BaseT();
-Demo();
+//Demo();