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newt_holder.scad
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newt_holder.scad
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board_width=91;
board_height=61;
board_depth=6;
board_roundness=4;
width=100;
bend_radius=5;
top_length=80;
base_length=70;
module screw_hole() {
rotate([90, 90, 0]) {
cylinder(d=4, h=20, center=true, $fn=20);
}
}
module plate(length, depth, width, roundness, flat_bottom=true) {
minkowski() {
cube([length - roundness * 2,
depth - 1,
width - roundness * 2],
center=true);
rotate([90, 0, 0]) { cylinder(h=1, r=roundness, center=true); }
}
if(flat_bottom) {
translate([-roundness / 2, 0, 0]) {
cube([length - roundness, depth, width], center=true);
}
}
}
module top() {
difference() {
plate(top_length, bend_radius, width, bend_radius);
plate(board_height - 15,
bend_radius * 2,
board_width - 15,
board_roundness * 3, false);
translate([-27.5, -3.0, -29.25]) { screw_hole(); }
translate([-27.5, -3.0, 29.25]) { screw_hole(); }
translate([ 27.25, -3.0, -42.5]) { screw_hole(); }
translate([ 27.25, -3.0, 42.5]) { screw_hole(); }
}
}
difference() {
cylinder(h=width, r=bend_radius, center=true, $fn=50);
translate([bend_radius / 2, bend_radius / 2, 0]) {
cube([bend_radius, bend_radius, width * 2], center=true);
}
}
translate([base_length / 2, -bend_radius / 2, 0]) {
plate(base_length, bend_radius, width, bend_radius);
}
rotate([0, 0, 60]) {
translate([top_length / 2, bend_radius / 2, 0]) {
top();
}
}