fixAxis(); module fixAxis(){ difference(){ union(){ translate([0,0,-2.99]) linear_extrude (height=3) import (file="motor-dc-m15n.dxf", layer="fixation-axe2", $fn=100); linear_extrude (height=7) import (file="motor-dc-m15n.dxf", layer="fixation-axe", $fn=100); } union(){ translate([0,-11,4]) rotate([270,0,0]) cylinder(r=1.5,h=22,$fn=100); } } }