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Dome option added to nut to draw acorn nuts.

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Chamfers added to nuts and hex head screws when manifold is used.
This commit is contained in:
Chris Palmer
2024-02-10 01:11:54 +00:00
parent 38196e9f78
commit 79478104d6
42 changed files with 112 additions and 95 deletions
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14
vitamins/fuseholder.scad
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@@ -20,7 +20,7 @@
//
//! 20mm panel mount fuse holder.
//
include <../utils/core/core.scad>
include <../core.scad>
include <spades.scad>
use <../utils/tube.scad>
use <../utils/thread.scad>
@@ -69,18 +69,10 @@ module fuseholder(thickness) { //! Fuseholder with nut in place for specified pa
vflip()
translate_z(thickness)
explode(height, explode_children = true) {
color(colour) {
color(colour)
tube(or = nut_d / 2, ir = thread_d / 2, h = nut_flange_t, center = false);
linear_extrude(nut_t)
difference() {
circle(d = nut_d, $fn = 6);
circle(d = thread_d);
}
}
if(show_threads && exploded())
female_metric_thread(thread_d, thread_p, nut_t, false, colour = colour);
draw_nut(nut_d, thread_d, nut_t, thread_p, colour, show_threads && exploded() || thickness > thread);
}
//
// Body

37
vitamins/jack.scad
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@@ -149,18 +149,8 @@ module jack_4mm_plastic(colour, thickness, display_colour = false) { //! Draw a
}
translate_z(-thickness)
explode(-length)
vflip() {
color(silver)
linear_extrude(nut_t)
difference() {
circle(d = nut_d, $fn = 6);
circle(d = thread_d);
}
if(show_threads)
female_metric_thread(thread_d, thread_p, nut_t, false, colour = silver);
}
vflip()
draw_nut(nut_d, thread_d, nut_t, thread_p, silver, show_threads);
}
function jack_4mm_shielded_hole_radius() = 12 / 2; //! Panel hole radius for 4mm shielded jack
@@ -282,14 +272,7 @@ module post_4mm(colour, thickness, display_colour = false) { //! Draw a 4mm bind
module nut() {
nut_t = 2.3;
color(silver)
linear_extrude(nut_t) difference() {
circle(d = 6.3 / cos(30), $fn = 6);
circle(d = thread_d);
}
if(show_threads)
female_metric_thread(thread_d, thread_p, nut_t, false, colour = silver);
draw_nut(6.3 / cos(30), thread_d, nut_t, thread_p, silver, show_threads);
translate_z(nut_t)
children();
@@ -498,16 +481,6 @@ module power_jack(thickness) { //! Draw a power jack socket with nut positioned
// Nut
translate_z(-thickness)
explode(-length)
vflip() {
color(silver)
linear_extrude(nut_t)
difference() {
circle(d = nut_d, $fn = 6);
circle(d = thread_d);
}
if(show_threads)
female_metric_thread(thread_d, thread_p, nut_t, false, colour = silver);
}
vflip()
draw_nut(nut_d, thread_d, nut_t, thread_p, silver, show_threads);
}

79
vitamins/nut.scad
View File

@@ -37,6 +37,7 @@ function nut_thickness(type, nyloc = false) = nyloc ? type[4] : type[3]; //! Thi
function nut_washer(type) = type[5]; //! Corresponding washer
function nut_trap_depth(type) = type[6]; //! Depth of nut trap
function nut_pitch(type) = type[7]; //! Pitch if not standard metric course thread
function nut_dome(type) = type[8]; //! Dome height and max thread depth if a domed acorn nut
function nut_flat_radius(type) = nut_radius(type) * cos(30); //! Radius across the flats
@@ -44,36 +45,84 @@ function nut_square_size(type) = type[1]; //! Diameter of the corresponding
function nut_square_width(type) = type[2]; //! Width of the square nut
function nut_square_thickness(type) = type[3]; //! Thickness of the square nut
module nut(type, nyloc = false, brass = false, nylon = false) { //! Draw specified nut
function nut_dome_height(type) = let(d = nut_dome(type)) d ? d[0] : nut_thickness(type); //! Height of the domed version
function nut_thread_depth(type) = let(d = nut_dome(type)) d ? d[1] : nut_thickness(type); //! Max thread depth in domed version
module draw_nut(od, id, t, pitch, colour, show_thread, thread_h = undef ) {
th = is_undef(thread_h) ? t : thread_h;
color(colour) {
or = od / 2;
fr = or * cos(30);
render_if(manifold) intersection() {
linear_extrude(t, convexity = 5)
difference() {
circle(or, $fn = 6);
if(id)
circle(d = id);
}
if(manifold)
rotate_extrude()
hull() {
h = (or - fr) * tan(30);
translate([0, -eps])
square([fr, t + eps]);
translate([or, h])
square([eps, t - 2 * h]);
}
}
}
if(show_thread && id)
female_metric_thread(id, pitch,
th,
top = th > t ? 0 : manifold ? 1 : -1,
bot = manifold ? 1 : -1,
center = false, colour = colour);
}
module nut(type, nyloc = false, brass = false, nylon = false, dome = false) { //! Draw specified nut
thread_d = nut_size(type);
thread_p = nut_pitch(type) ? nut_pitch(type) : metric_coarse_pitch(thread_d);
hole_rad = thread_d / 2;
outer_rad = nut_radius(type);
thickness = nut_thickness(type);
nyloc_thickness = nut_thickness(type, true);
desc = nyloc ? "nyloc" : brass ? "brass" : nylon ? "nylon" : "";
vitamin(str("nut(", type[0], arg(nyloc, false, "nyloc"), arg(brass, false, "brass"), arg(nylon, false, "nylon"),
desc = nyloc ? "nyloc" : brass ? "brass" : nylon ? "nylon" : dome ? "domed" : "";
vitamin(str("nut(", type[0],
arg(nyloc, false, "nyloc"),
arg(brass, false, "brass"),
arg(nylon, false, "nylon"),
arg(dome, false, "dome"),
"): Nut M", nut_size(type), " x ", thickness, "mm ", desc));
$fs = fs; $fa = fa;
colour = brass ? brass_colour : nylon ? grey(30): grey(70);
explode(nyloc ? 10 : 0) {
draw_nut(outer_rad * 2, thread_d, thickness, thread_p, colour, show_threads, dome ? nut_thread_depth(type) : thickness);
fr = nut_flat_radius(type);
color(colour) {
linear_extrude(thickness)
difference() {
circle(outer_rad, $fn = 6);
circle(hole_rad);
}
if(nyloc)
translate_z(-eps)
rounded_cylinder(r = outer_rad * cos(30) , h = nyloc_thickness, r2 = (nyloc_thickness - thickness) / 2, ir = hole_rad);
}
translate_z(eps)
rounded_cylinder(r = outer_rad * cos(30), h = nyloc_thickness - eps, r2 = (nyloc_thickness - thickness) / 2, ir = hole_rad);
if(show_threads)
female_metric_thread(thread_d, thread_p, thickness, center = false, colour = colour);
if(dome)
translate_z(thickness)
rotate_extrude()
difference() {
h = nut_dome_height(type) - thickness;
r = fr - eps;
rounded_corner(r, h, r);
square([thread_d / 2, nut_thread_depth(type) - thickness]);
}
}
if(nyloc)
translate_z(thickness)

30
vitamins/nuts.scad
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@@ -28,25 +28,25 @@ M5_nut_depth = 4;
M6_nut_depth = 5;
M8_nut_depth = 6.5;
// s d t n w t t
// c i h y a r h
// r a i l s a r
// e m c o h p e
// s d t n w t t d d
// c i h y a r h o o
// r a i l s a r m m
// e m c o h p e e e
// w e k c e d
// t n r d
// e e t e p
// r s h p i
// s k t t
// h c
// h
// t n r d h t
// e e t e p e h
// r s h p i i r
// s k t t g e
// h c h a
// h t d
M2_nut = ["M2_nut", 2, 4.9, 1.6, 2.4, M2_washer, M2_nut_trap_depth, 0];
M2p5_nut = ["M2p5_nut", 2.5, 5.8, 2.2, 3.8, M2p5_washer, M2p5_nut_trap_depth, 0];
M3_nut = ["M3_nut", 3, 6.4, 2.4, 4, M3_washer, M3_nut_trap_depth, 0];
M4_nut = ["M4_nut", 4, 8.1, 3.2, 5, M4_washer, M4_nut_trap_depth, 0];
M5_nut = ["M5_nut", 5, 9.2, 4, 6.25, M5_washer, M5_nut_depth, 0];
M6_nut = ["M6_nut", 6, 11.5, 5, 8, M6_washer, M6_nut_depth, 0];
M3_nut = ["M3_nut", 3, 6.4, 2.4, 4, M3_washer, M3_nut_trap_depth, 0, [6, 5.40]];
M4_nut = ["M4_nut", 4, 8.1, 3.2, 5, M4_washer, M4_nut_trap_depth, 0, [8, 5.74]];
M5_nut = ["M5_nut", 5, 9.2, 4, 6.25, M5_washer, M5_nut_depth, 0, [10, 7.79]];
M6_nut = ["M6_nut", 6, 11.5, 5, 8, M6_washer, M6_nut_depth, 0, [12, 8.29]];
M6_half_nut = ["M6_half_nut", 6, 11.5, 3, 8, M6_washer, 3, 0];
M8_nut = ["M8_nut", 8, 15, 6.5, 8, M8_washer, M8_nut_depth, 0];
M8_nut = ["M8_nut", 8, 15, 6.5, 8, M8_washer, M8_nut_depth, 0, [15, 11.35]];
toggle_nut = ["toggle_nut", 6.1, 9.2, 1.5, 1.5, M6_washer, 1.5, inch(1/40)];
M4_wingnut = ["M4_wingnut", 4, 10, 3.75,8, M4_washer, 0, 22, 10, 6, 3];

16
vitamins/potentiometer.scad
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@@ -17,7 +17,7 @@
// If not, see <https://www.gnu.org/licenses/>.
//
//! Potentiometers and rotary encoders
include <../utils/core/core.scad>
include <../core.scad>
use <../utils/rounded_cylinder.scad>
use <../utils/round.scad>
use <../utils/thread.scad>
@@ -71,18 +71,8 @@ module pot_nut(type, washer = true) { //! Draw the nut for a potentiometer and p
}
if(nut)
color(nut[2])
translate_z(nut_z + exploded() * 10) {
linear_extrude(nut[1])
difference() {
circle(d = nut.x / cos(30), $fn = 6);
circle(d = thread_d);
}
if(show_threads && exploded())
female_metric_thread(thread_d, pot_thread_p(type), nut[1], center = false, colour = nut[2]);
}
translate_z(nut_z + exploded() * 10)
draw_nut(nut.x / cos(30), thread_d, nut[1], pot_thread_p(type), nut[2], show_threads && exploded());
}
}

3
vitamins/screw.scad
View File

@@ -205,8 +205,7 @@ module screw(type, length, hob_point = 0, nylon = false) { //! Draw specified sc
cylinder(h=2 * eps, r=socket_rad, $fn = 6);
}
if(head_type == hs_hex) {
color(colour)
cylinder(r = head_rad, h = head_height, $fn = 6);
draw_nut(head_rad * 2, 0, head_height, 0, colour, false);
shaft();
}