openscad/NopSCADlib
1
0
Fork 0
mirror of https://github.com/nophead/NopSCADlib.git synced 2025-01-17 21:48:43 +01:00
Code Issues Releases Wiki Activity

Merge branch 'linear_rail_groove' of https://github.com/martinbudden/NopSCADlib into martinbudden-linear_rail_groove

Browse Source
This commit is contained in:
Chris Palmer 2020-02-27 10:35:09 +00:00
commit 054dab5025
1 changed files with 21 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
vitamins/rail.scad
View File

@ -133,20 +133,36 @@ module rail(type, length) { //! Draw the specified rail
vitamin(str("rail(", type[0], ", ", length, "): Linear rail ", type[0], " x ", length, "mm"));
color(grey90) {
linear_extrude(height = height - rail_bore_depth(type)) difference() {
linear_extrude(height - rail_bore_depth(type)) difference() {
square([length, width], center = true);
rail_hole_positions(type, length)
circle(d = rail_hole(type));
}
translate_z(rail_height(type) - rail_bore_depth(type))
linear_extrude(height = rail_bore_depth(type)) difference() {
square([length, width], center = true);
translate_z(rail_height(type) - rail_bore_depth(type)) {
h1 = rail_bore_depth(type) > 2 ? rail_bore_depth(type) / 3 : rail_bore_depth(type) / 2;
h0 = rail_bore_depth(type) > 2 ? (rail_bore_depth(type) - h1) / 2 : 0;
h2 = rail_bore_depth(type) - h1 - h0;
linear_extrude(h0) difference() {
square([length, width], center = true);
rail_hole_positions(type, length)
circle(d = rail_bore(type));
}
translate_z(h0)
linear_extrude(h1) difference() {
w1 = max(width - 2, rail_bore(type));
square([length, w1], center = true);
rail_hole_positions(type, length)
circle(d = rail_bore(type));
}
translate_z(h0 + h1)
linear_extrude(h2) difference() {
square([length, width], center = true);
rail_hole_positions(type, length)
circle(d = rail_bore(type));
}
}
}
}