42 lines
673 B
OpenSCAD
42 lines
673 B
OpenSCAD
include <threads.scad>;
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$fn=128;
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difference(){
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union(){
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linear_extrude(4)
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difference(){
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square([28.5,46.5]);
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translate([3.5,3])
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circle(d=2.5);
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translate([28.5-3.5,3])
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circle(d=2.5);
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translate([28.5-3.5,46.5-3])
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circle(d=2.5);
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translate([3.5,46.5-3])
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circle(d=2.5);
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translate([28.5/2,11.5])
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for (i=[0 : 3]){
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rotate([0,0,i*90])
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translate([8,0])
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circle(d=4);
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}
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}
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translate([0,0,4])
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linear_extrude(20)
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difference(){
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square([28.5,46.5]);
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translate([3.5,3])
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circle(r=5);
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translate([28.5-3.5,3])
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circle(r=5);
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translate([28.5-3.5,46.5-3])
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circle(r=5);
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translate([3.5,46.5-3])
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circle(r=5);
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}
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}
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translate([28.5/2,11.5, 8])
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metric_thread (diameter=6, pitch=1, length=20);
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}
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