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Code Issues Releases Wiki Activity

Added male screw threads.

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This commit is contained in:
Chris Palmer
2020-01-10 10:26:12 +00:00
parent f7ef075434
commit d703ae4997
18 changed files with 215 additions and 49 deletions
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38
vitamins/pillar.scad
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@@ -21,6 +21,7 @@
//! Threaded pillars. Each end can be male or female.
//
include <../core.scad>
use <../utils/thread.scad>
function pillar_name(type) = type[1]; //! Name of part
function pillar_thread(type) = type[2]; //! Thread diameter
@@ -41,30 +42,43 @@ module pillar(type) { //! Draw specified pillar
sex = str(sex(pillar_bot_thread(type)),"/", sex(pillar_top_thread(type)));
height = pillar_height(type);
thread_d = pillar_thread(type);
bot_thread_l = pillar_bot_thread(type);
top_thread_l = pillar_top_thread(type);
thread_colour = pillar_i_colour(type) * (show_threads ? 0.7 : 1);
vitamin(str("pillar(", type[0], "): Pillar ", pillar_name(type), " ", sex, " M", thread_d, "x", height));
color(thread_colour) {
if(bot_thread_l > 0)
translate_z(-bot_thread_l + eps)
if(show_threads)
male_metric_thread(thread_d, metric_coarse_pitch(thread_d), bot_thread_l, false, false);
else
cylinder(h = bot_thread_l, d = thread_d);
if(top_thread_l > 0)
translate_z(height + top_thread_l - eps)
if(show_threads)
vflip()
male_metric_thread(thread_d, metric_coarse_pitch(thread_d), top_thread_l, false, false);
else
cylinder(h = top_thread_l, d = thread_d);
}
color(pillar_i_colour(type)) {
if(pillar_bot_thread(type) > 0)
translate_z(-pillar_bot_thread(type))
cylinder(h = pillar_bot_thread(type) + eps, d = pillar_thread(type));
if(pillar_top_thread(type) > 0)
translate_z(height - eps)
cylinder(h = pillar_top_thread(type) + eps, d = pillar_thread(type));
linear_extrude(height = height)
difference() {
circle(d = pillar_id(type), $fn = fn(pillar_ifn(type)));
circle(d = pillar_thread(type));
circle(d = thread_d);
}
top = height + min(pillar_top_thread(type), 0);
bot = -min(pillar_bot_thread(type), 0);
top = height + min(top_thread_l, 0);
bot = -min(bot_thread_l, 0);
translate_z(bot)
cylinder(h = top - bot, d = pillar_thread(type) + eps);
cylinder(h = top - bot, d = thread_d + eps);
}
if(pillar_od(type) > pillar_id(type))
color(pillar_o_colour(type)) linear_extrude(height = height)
difference() {