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Added support for tNuts in sk_brackets.

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This commit is contained in:
Martin Budden 2020-02-23 14:32:40 +00:00
parent a08216d0b8
commit c5038db6d9
2 changed files with 14 additions and 8 deletions
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6
tests/sk_brackets.scad
View File

@ -21,9 +21,11 @@ use <../utils/layout.scad>
include <../vitamins/sk_brackets.scad> include <../vitamins/sk_brackets.scad>
module sk_brackets() module sk_brackets() {
nuts = [undef, M5_nut, M5_sliding_t_nut, M5_sliding_t_nut];
layout([for(s = sk_brackets) 1.5 * sk_size(s)[1]]) layout([for(s = sk_brackets) 1.5 * sk_size(s)[1]])
sk_bracket_assembly(sk_brackets[$i]); sk_bracket_assembly(sk_brackets[$i], nut_type = nuts[$i]);
}
if($preview) if($preview)
sk_brackets(); sk_brackets();

16
vitamins/sk_bracket.scad
View File

@ -94,19 +94,23 @@ module sk_bracket(type) { //! SK shaft support bracket
} }
module sk_bracket_assembly(type, screw_length = 16, screw_type = M5_cap_screw) { //! Assembly with fasteners in place module sk_bracket_assembly(type, screw_length = 16, screw_type = M5_cap_screw, nut_type = undef) { //! Assembly with fasteners in place
sk_bracket(type); sk_bracket(type);
washer_type = screw_washer(screw_type); nut_type = is_undef(nut_type) ? screw_nut(screw_type) : nut_type;
washer_thickness = washer_thickness(washer_type);
for (x = [-sk_screw_separation(type), sk_screw_separation(type)]) for (x = [-sk_screw_separation(type), sk_screw_separation(type)])
translate([x / 2, sk_base_height(type) - sk_hole_offset(type), 0]) translate([x / 2, sk_base_height(type) - sk_hole_offset(type), 0])
rotate([-90, 0, 0]) { rotate([-90, 0, 0]) {
screw_and_washer(screw_type, screw_length); screw_and_washer(screw_type, screw_length);
translate_z(-screw_length + 2 * washer_thickness) translate_z(-screw_length + 2 * washer_thickness(screw_washer(screw_type)))
nut(screw_nut(screw_type)) if(nut_type == M5_sliding_t_nut)
washer(washer_type); translate_z(nut_thickness(nut_type))
vflip()
sliding_t_nut(nut_type);
else
nut(nut_type)
washer(nut_washer(nut_type));
} }
} }