diff options
Diffstat (limited to 'enclosure/rails/rs485_base.scad')
| -rw-r--r-- | enclosure/rails/rs485_base.scad | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/enclosure/rails/rs485_base.scad b/enclosure/rails/rs485_base.scad new file mode 100644 index 0000000..2b5afe5 --- /dev/null +++ b/enclosure/rails/rs485_base.scad @@ -0,0 +1,43 @@ +eps=0.01; + +nut_dia = 5.3; +nut_depth=5.5; + +bx=71.12; +by=35.56; + +w=8; +h=5; +s=30; +d=w; +bh=8; +sd=4; + +module qc(a, b, d, h) { + translate([-a, -b, 0]) cylinder(d=d, h=h); + translate([-a, b, 0]) cylinder(d=d, h=h); + translate([ a, -b, 0]) cylinder(d=d, h=h); + translate([ a, b, 0]) cylinder(d=d, h=h); +} + +module foo() { + difference() { + union() { + translate([0, by/2, h/2]) cube([2*s+w, w, h], center=true); + translate([0, -by/2, h/2]) cube([2*s+w, w, h], center=true); + translate([-bx/2, 0, h/2]) cube([w, by, h], center=true); + translate([bx/2, 0, h/2]) cube([w, by, h], center=true); + + qc(a=bx/2, b=by/2, d=d, h=bh); + qc(a=s, b=by/2, d=d, h=bh); + } + translate([0, 0, -eps]) { + qc(a=bx/2, b=by/2, d=sd, h=bh+2*eps); + qc(a=s, b=by/2, d=sd, h=bh+2*eps); + translate([0, 0, bh-nut_depth+eps]) qc(a=bx/2, b=by/2, d=nut_dia, h=nut_depth+eps); + qc(a=s, b=by/2, d=nut_dia, h=nut_depth+eps); + } + } +} + +foo($fn=25);
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