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docs: Minor cleanup to square_tower.scad 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2019-10-08 18:35:29 -04:00
parent 43453131ac
commit d65f2e2861
2 changed files with 543 additions and 545 deletions
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68
docs/prints/square_tower.scad
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@ -8,12 +8,33 @@ square_size = 60;
square_height = 50; square_height = 50;
antiwarp_height = .8; antiwarp_height = .8;
antiwarp_radius = 5; antiwarp_radius = 5;
CUT = 0.01;
module square_with_anti_warp() { module notch(x, y, rot) {
depth = .5;
width = 1;
translate([x, y, 0])
rotate([0, 0, rot])
translate([-depth, -width, -CUT])
cube([2*depth, 2*width, square_height + 2*CUT]);
}
module square_with_notches() {
difference() {
// Start with initial square
cube([square_size, square_size, square_height]);
// Remove four notches on inside perimeter
notch(square_width, square_size/2 - 4, 0);
notch(square_size - square_width, square_size/2, 0);
notch(square_size/2, square_width, 90);
notch(square_size/2, square_size - square_width, 90);
}
}
module anti_warp_feet() {
module anti_warp_cylinder() { module anti_warp_cylinder() {
cylinder(r=antiwarp_radius, h=antiwarp_height, $fs=.5); cylinder(r=antiwarp_radius, h=antiwarp_height, $fs=.5);
} }
cube([square_size, square_size, square_height]);
dist = antiwarp_radius / 2.5; dist = antiwarp_radius / 2.5;
translate([dist, dist, 0]) translate([dist, dist, 0])
anti_warp_cylinder(); anti_warp_cylinder();
@ -27,37 +48,14 @@ module square_with_anti_warp() {
module hollow_square() { module hollow_square() {
difference() { difference() {
square_with_anti_warp(); union() {
translate([square_width, square_width, -1])
cube([square_size-2*square_width, square_size-2*square_width,
square_height+2]);
}
}
module notch() {
CUT = 0.01;
depth = .5;
width = 1;
translate([-depth, -width, -CUT])
cube([2*depth, 2*width, square_height + 2*CUT]);
}
module square_with_notches() {
difference() {
// Start with initial square
hollow_square();
// Remove four notches on inside perimeter
translate([square_width, square_size/2 - 4, 0])
notch();
translate([square_size/2, square_size - square_width, 0])
rotate([0, 0, 90])
notch();
translate([square_size - square_width, square_size/2, 0])
notch();
translate([square_size/2, square_width, 0])
rotate([0, 0, 90])
notch();
}
}
square_with_notches(); square_with_notches();
anti_warp_feet();
}
translate([square_width, square_width, -CUT])
cube([square_size-2*square_width, square_size-2*square_width,
square_height + 2*CUT]);
}
}
hollow_square();

1026
docs/prints/square_tower.stl
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