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104 lines
2.8 KiB
104 lines
2.8 KiB
box_x = 70;
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box_y = 55;
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box_z = 16+10;
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wall_thickness=0.8;
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inner_screw=1; // TODO!
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gear_distance = 24.6;
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gear_thickness = 5;
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module outer_old() {
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$fn=50;
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minkowski() {
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cube([box_x,box_y,box_z]);
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cylinder(r=wall_thickness,h=1);
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}
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}
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module inner_old() {
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$fn=50;
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translate([wall_thickness,wall_thickness,wall_thickness])
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minkowski() {
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cube([box_x-2*wall_thickness,box_y-2*wall_thickness,box_z]);
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cylinder(r=wall_thickness,h=1);
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}
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}
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module outer() {
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$fn=50;
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cylinder(r=40/2+wall_thickness,h=box_z);
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translate([gear_distance,0,0]) cylinder(r=40/2+wall_thickness,h=box_z);
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translate([0,-(40/2+wall_thickness),0]) cube([gear_distance,40+wall_thickness*2,box_z]);
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}
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module inner() {
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$fn=50;
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translate([0,0,wall_thickness]) cylinder(r=40/2,h=box_z);
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translate([gear_distance,0,wall_thickness]) cylinder(r=40/2,h=box_z);
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translate([0,-(40/2),box_z-wall_thickness]) cube([gear_distance,40,5]);
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}
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module servo() {
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$fn=50;
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translate([6,0,0])
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{
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cube([22.5+0.5,12+0.5,33.5-5.5],center=true); // body
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translate([0,0,28/2-3]) cube([32.5,12.5,2.5],center=true); // bracket
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translate([-6,0,-14]) cylinder(r=2.8,h=35.5); // bearing
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translate([27.5/2,0,5]) cylinder(r=inner_screw,h=10); // screw
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translate([-27.5/2,0,5]) cylinder(r=inner_screw,h=10); // screw
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translate([-22.5/2-0.6,0,0]) cube([1.2,4,28],center=true); // cable
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}
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}
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module space() {
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$fn=50;
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translate([6,0,0])
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//translate([27.5/2,0,28/2-3]) cylinder(r=inner_screw*2.2,h=9); // place to screw
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translate([0,0,28/2-3+4.5+2.5]) cube([32.5-0.3,12.5,2.5+9],center=true); // place to screw
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}
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module servo_bracket() {
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$fn=50;
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minkowski() {
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translate([6,0,3]) cube([22.5+0.5+9-wall_thickness*2,12+0.5-wall_thickness*2,6],center=true); // body
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cylinder(r=wall_thickness,h=1);
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}
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}
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module gear_bearing() {
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$fn = 50;
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cylinder(r=10/2,h=6+2.5+1.5+gear_thickness);
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cylinder(r=5/2,h=box_z-wall_thickness);
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}
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module lid_screws() {
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$fn = 50;
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translate([gear_distance/2,40/2-2,box_z-8]) cylinder(r=inner_screw,h=8);
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translate([gear_distance/2,-(40/2-2),box_z-8]) cylinder(r=inner_screw,h=8);
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}
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module box() {
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difference() {
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outer();
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inner();
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}
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}
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module rod() {
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translate([20-7.5-16,-100,6+2.5+1.5+gear_thickness*2]) cube([12+0.4,173.2+0.4,5+0.4+1]);
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}
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difference() {
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union() {
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box();
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translate([0,0,0]) servo_bracket();
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translate([gear_distance,0,0]) gear_bearing();
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}
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translate([0,0,-4]) servo();
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translate([0,0,-4]) space();
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lid_screws();
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rod();
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}
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%translate([0,0,-4]) servo();
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%rod();
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//translate([20,0,box_z-10-wall_thickness]) cube([10,10,10]);
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