MattSCAD/o-ring.scad

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2024-02-26 10:56:50 +00:00
module o_ring(id=20,girth=2.5,$fn=180){
rotate_extrude(angle=360,$fn=$fn)translate([(id+girth)/2,0])circle(d=girth);
//cylinder(d=id,h=0.1, center=true);
}
//o_ring(id=40, girth=5);
module o_ring_groove(girth=3,length = 50, height = 100, radius = 15){
translate([radius+(girth/2),radius+(girth/2),0]){
difference(){
o_ring(id=radius*2,girth=girth, $fn=$fn);
translate([15,0,0])cube([30,40,6], center=true);
translate([0,15,0])cube([40,30,6], center=true);
}
translate([-radius-(girth/2),length/2,0])
rotate([90,0,0])
cylinder(h=length+0.01,d=girth, center=true);
translate([height/2,-radius-(girth/2),0])
rotate([0,90,0])
cylinder(h=height+0.01,d=girth, center=true);
}
}
o_ring_groove();