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screws fix, arc_copies doc fix, sortidx bugfix

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Adrian Mariano
2022-12-10 09:49:04 -05:00
parent e1a35b213e
commit a15e3e1d43
4 changed files with 8 additions and 4 deletions
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screws.scad
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@@ -925,11 +925,12 @@ module screw_hole(spec, head, thread, oversize, hole_oversize, head_oversize,
parse_int(substr(tolerance,1))
: assert(false,str("Unknown tolerance ",tolerance, " for clearance hole"));
tol_table = struct_val(screwspec,"system")=="UTS" ? UTS_clearance[tol_ind] : ISO_clearance[tol_ind];
tol_gap = lookup(_nominal_diam(screwspec), tol_table);
// If we got here, hole_oversize is undefined and oversize is undefined
hole_oversize = downcase(tolerance)=="tap" ? -pitch
: downcase(tolerance)=="self tap" ? -pitch*lookup(pitch,[[1,0.72],[1.5,.6]])
: lookup(_nominal_diam(screwspec), tol_table);
head_oversize = first_defined([head_oversize,hole_oversize]);
: tol_gap;
head_oversize = default(head_oversize, tol_gap);
default_tag("remove")
screw(spec,head=head,thread=0,shaft_undersize=-hole_oversize, head_undersize=-head_oversize,
length=length,l=l,thread_len=thread_len, _counterbore=counterbore,