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43 lines
1.1 KiB
43 lines
1.1 KiB
$fn=50;
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l_lower = 20;
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w_lower = 44;
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h_lower = 3;
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l_higher = 10;
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h_higher = 1;
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h = 7;
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b_cable_tie = 7;
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d_screw = 5;
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d_screw_head = 9.5;
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h_screw_head = 4;
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color("RoyalBlue", 1.0)
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difference () {
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// Basic shape
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union()
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{
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cube([l_lower, w_lower, h_lower], center=true);
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hull(){
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cube([l_lower, l_lower, h_lower], center=true);
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translate([0,0, h - h_higher/2])
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cube([l_higher, l_higher, h_higher], center=true);
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}
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}
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// Cutouts for cable ties
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for (rot = [0:1:1]) {
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rotate([0, 0, rot*90])
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translate([0, 0, h_lower/2])
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difference() {
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rotate([90, 0, 0])
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cylinder(r=b_cable_tie/2, h=l_lower*2, center=true);
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translate([0, 0, -b_cable_tie/2])
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cube([b_cable_tie, 2*l_lower+0.01, b_cable_tie], center=true);
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}
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}
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for (y = [-1:2:1]) {
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translate([0, y * ((w_lower/2 - l_lower/2)/2 + l_lower/2), 0])
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union() {
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translate([0, 0, -abs(h_screw_head - h_lower)/2 + 0.001])
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cylinder(r1 = d_screw/2, r2 = d_screw_head/2, h = h_screw_head, center=true);
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cylinder(r = d_screw/2, h=l_lower*2, center=true);
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}
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}
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}
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