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Add offset rings

This commit is contained in:
Lauri Võsandi 2021-07-17 09:58:28 +03:00
parent ed8a398007
commit 1d5639b04c
1 changed files with 23 additions and 0 deletions
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offset-rings.scad Normal file
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/**
* Offset rings for tracing rough (eg jigsaw) cuts around templates
* to save some work for the mill
*/
H = 1; // Disc thickness
Z = 0.2; // Hole thickness
D = 1; // Hole diameter
R = D / 2;
module ring(i) {
difference() {
cylinder(h=H, r=25.4 * i, $fn=100);
cylinder(h=Z, r=R, $fn=50);
translate([0,0,Z]) cylinder(h=H-Z, r1=R, r2=R+2*(H-Z), $fn=50);
}
}
ring(1); // 25.4mm
translate([50,0]) ring(3/4); // 19.05mm
translate([100,0]) ring(1/2); // 12.7
translate([150,0]) ring(3/8); // 9.52
translate([200,0]) ring(1/4); // 6.35