From 6746ec0cdcf91ff38e7465ee4e770f980d159f26 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gy=C3=B6rgy=20Kurucz?= <gyuri@sajt.pw>
Date: Fri, 26 Jul 2019 14:29:37 +0200
Subject: [PATCH] Put screw_box module in separate file.
---
include/screw_box.scad | 75 +++++++++++++++++++++++++++++++++++++++++
src/sd_card_holder.scad | 75 +----------------------------------------
2 files changed, 76 insertions(+), 74 deletions(-)
create mode 100644 include/screw_box.scad
diff --git a/include/screw_box.scad b/include/screw_box.scad
new file mode 100644
index 0000000..b23cb3f
--- /dev/null
+++ b/include/screw_box.scad
@@ -0,0 +1,75 @@
+use <../include/screw.scad>;
+
+/*
+ R: outside radius
+ r: inside radius
+ h: total outside height
+ w: top wall thickness
+ g: inside gap
+ txt: text
+ txt_size: text size
+ $mark_cap: generate cap part
+ $mark_aside: offset generated part
+ $mark_flat: rotate part to lay flat
+*/
+module screw_box(R = 10, r = -1, h = 10, w = 1, g = 0,
+ txt = "", txt_size = 0) {
+
+ module flower2(r = 10, v = .2, n = 15) {
+ function rfn(a) = r - abs(sin(a*n))*v;
+ polygon([ for (i=[0:0.25:359.9999])
+ [ cos(i)*rfn(i), sin(i)*rfn(i) ] ]);
+ }
+
+ h2 = h / 2;
+ _r = r < 0 ? R * 0.9 : r;
+ P = (h2-w-g)/2;
+ tol = 0.7;
+ d_min = metric_screw_d_min(P = P, D_maj = 2*_r,
+ tol = tol);
+ module shape() { flower2(r = R, v = R * 0.025); }
+ module screw(tol = 0) {
+ intersection() {
+ translate([0,0,h-w-g])
+ rotate([180,0,0])
+ metric_screw(P=P,
+ D_maj=_r*2,tol=tol,taper=true);
+ translate([-R,-R,0])
+ cube([R*2,R*2, h-w]);
+ }
+ }
+ module base() {
+ intersection() {
+ union() {
+ linear_extrude(h2) shape();
+ screw();
+ }
+ corner_r = 6;
+ minkowski() {
+ translate([0,0,corner_r])
+ cylinder(r=R - corner_r, h=h, $fn=70);
+ sphere(r=corner_r, $fn=50);
+ }
+ }
+ }
+ module cap() {
+ difference() {
+ translate([0,0,h2]) linear_extrude(h2)
+ shape();
+ screw(tol = 0.7);
+ cylinder(d=d_min, h = h-w, $fn=100);
+ translate([0,0,h-w/2]) linear_extrude(w)
+ text(txt, halign="center",
+ valign="center", size=txt_size);
+ }
+ }
+ cap = !is_undef($mark_cap);
+ flat = !is_undef($mark_flat);
+ aside = !is_undef($mark_aside);
+ translate([aside ? 2*R : 0, 0, 0])
+ if (!cap) { base(); } else {
+ if (flat) {
+ translate([0,0,h]) rotate([180,0,0]) cap();
+ } else { cap(); }
+ }
+}
diff --git a/src/sd_card_holder.scad b/src/sd_card_holder.scad
index 1f0fc43..97b56c7 100644
--- a/src/sd_card_holder.scad
+++ b/src/sd_card_holder.scad
@@ -1,4 +1,4 @@
-use <../include/screw.scad>;
+use <../include/screw_box.scad>;
include <../include/common_objects.scad>;
module flower2(r = 10, v = .2, n = 15) {
@@ -11,79 +11,6 @@ s_sd = co_sd_card + [.7, .5, .5];
s_usd = co_usd_card + [.5, .5, .4];
s_ad = [12, 25.1, 2.7] + [.4, .4, .3];
-/*function n_parents(s, i = 0) = i < $parent_modules ?
-n_parents(s, i + 1) + (parent_module(i) == s ? 1 : 0) :
- 0;*/
-
-/*
- R: outside radius
- r: inside radius
- h: total outside height
- w: top wall thickness
- g: inside gap
-*/
-module screw_box(R = 10, r = -1, h = 10, w = 1, g = 0,
- txt = "", txt_size = 0) {
- h2 = h / 2;
- _r = r < 0 ? R * 0.9 : r;
- P = (h2-w-g)/2;
- tol = 0.7;
- d_min = metric_screw_d_min(P = P, D_maj = 2*_r,
- tol = tol);
- module shape() { flower2(r = R, v = R * 0.025); }
- module screw(tol = 0) {
- intersection() {
- translate([0,0,h-w-g])
- rotate([180,0,0])
- metric_screw(P=P,
- D_maj=_r*2,tol=tol,taper=true);
- translate([-R,-R,0])
- cube([R*2,R*2, h-w]);
- }
- }
- module base() {
- intersection() {
- union() {
- linear_extrude(h2) shape();
- screw();
- }
- corner_r = 6;
- minkowski() {
- translate([0,0,corner_r])
- cylinder(r=R - corner_r, h=h, $fn=70);
- sphere(r=corner_r, $fn=50);
- }
- }
- }
- module cap() {
- difference() {
- translate([0,0,h2]) linear_extrude(h2)
- shape();
- screw(tol = 0.7);
- cylinder(d=d_min, h = h-w, $fn=100);
- translate([0,0,h-w/2]) linear_extrude(w)
- text(txt, halign="center",
- valign="center", size=txt_size);
- }
- }
- /* cap = n_parents("mark_cap") > 0;
- flat = n_parents("mark_flat") > 0;
- aside = n_parents("mark_aside") > 0; */
- cap = !is_undef($mark_cap);
- flat = !is_undef($mark_flat);
- aside = !is_undef($mark_aside);
- translate([aside ? 2*R : 0, 0, 0])
- if (!cap) { base(); } else {
- if (flat) {
- translate([0,0,h]) rotate([180,0,0]) cap();
- } else { cap(); }
- }
-}
-
-/*module mark_cap() { children(); }
-module mark_flat() { children(); }
-module mark_aside() { children(); }*/
-
module screw_box_params() {
screw_box(R = 22.5, h = s_sd.y + 2.5, g = 3,
txt = "SD cards", txt_size = 7.5);
--
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