From: Jan "Yenya" Kasprzak <kas@fi.muni.cz>
Date: Wed, 6 Mar 2024 20:58:10 +0000 (+0100)
Subject: paul trap holder
X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=commitdiff_plain;h=d92044d481e48e402fcf548aadd9c8683b7b20f0;p=things.git

paul trap holder
---

diff --git a/paul-trap-holder.scad b/paul-trap-holder.scad
new file mode 100644
index 0000000..d951208
--- /dev/null
+++ b/paul-trap-holder.scad
@@ -0,0 +1,36 @@
+include <yenyalib.scad>
+
+base_wall = 3;
+rod_d = 5 + 0.5;
+d_max = 40;
+d_min = 15;
+steps = 3;
+
+difference() {
+	cylinder(r = d_max/2+base_wall + rod_d/2, h = base_wall, $fn = 6);
+	for (i = [0:1:steps]) {
+		Rz((steps-i)*85/steps)
+		for (angle = [0:60:360]) Rz(angle) Tx(d_min/2+i*(d_max-d_min)/(2*(steps))) Tz(-eps)
+			cylinder(r = rod_d/2, h = base_wall + 2*eps, $fn = 6);
+	}
+}
+
+// strut
+strut_w = 15;
+strut_l = 80;
+
+Ty((d_max/2+base_wall+rod_d/2)*cos(30)) {
+	Tx(-strut_w/2) {
+		cube([strut_w, strut_l, base_wall]);
+		Ty(strut_l-base_wall) difference() {
+			cube([strut_w, base_wall, strut_w]);
+			Tx(strut_w/2) Tz(strut_w/2) Rx(-90) Tz(-eps) cylinder(r = 2.5, h = base_wall+2*eps, $fn = 6);
+		}
+	}
+	Mx() hull() {
+		Tx(strut_w/2-base_wall) {
+			Ty(-base_wall) cube([base_wall, eps, base_wall]);
+			Ty(strut_l-base_wall) cube([base_wall, base_wall, strut_w]);
+		}
+	}
+}