Moved printed parts to their own directory.

2025-09-02 03:42:42 +02:00 · 2019-06-11 23:20:28 +01:00
parent b1fb0286b5
commit 258d4e88ae
38 changed files with 141 additions and 82 deletions
--- a/printed/handle.scad
+++ b/printed/handle.scad
@@ -0,0 +1,103 @@
+//
+// NopSCADlib Copyright Chris Palmer 2018
+// nop.head@gmail.com
+// hydraraptor.blogspot.com
+//
+// This file is part of NopSCADlib.
+//
+// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
+// GNU General Public License as published by the Free Software Foundation, either version 3 of
+// the License, or (at your option) any later version.
+//
+// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
+// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+// See the GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along with NopSCADlib.
+// If not, see <https://www.gnu.org/licenses/>.
+//
+
+//
+//! Printed handle that can be printed without needing support material due to its truncated teardrop profile.
+//
+include <../core.scad>
+include <../vitamins/screws.scad>
+include <../vitamins/inserts.scad>
+
+dia = 18;
+length = 90; // inside length
+height = 30; // inside height
+screw = M4_cap_screw;
+insert = screw_insert(screw);
+
+pitch = length + dia;
+
+function handle_length() = pitch + dia;     //! Outside length
+function handle_width() = dia;              //! The width, i.e. diameter
+function handle_height() = height + dia;    //! Total height
+function handle_screw() = screw;            //! The screw type
+
+module handle_screw_positions() //! Position children at the screw positions
+    for(end = [-1, 1])
+        translate([end * pitch / 2, 0])
+            children();
+
+module handle_holes(h = 100) //! Drills holes for the screws
+    handle_screw_positions()
+        drill(screw_clearance_radius(screw), h);
+
+module handle_stl() { //! generate the STL
+    stl("handle");
+
+    module end(end)
+        translate([end * pitch / 2, 0])
+            rotate_extrude()
+                intersection() {
+                    rotate(180)
+                        teardrop(r = dia / 2, h = 0);
+
+                    translate([0, - (dia + 1) / 2])
+                        square([dia / 2 + 1, dia + 1]);
+                }
+
+    translate_z(dia / 2)
+        union() {
+            hull() {
+                end(-1);
+
+                end(1);
+            }
+
+            handle_screw_positions()
+                render() difference() {
+                    h =  height + dia / 2;
+                    cylinder(d = dia, h = h);
+
+                    translate_z(h)
+                        insert_hole(insert, 6);
+                }
+        }
+}
+//
+//! Place inserts in the bottom of the posts and push them home with a soldering iron with a conical bit heated to 200&deg;C.
+//
+module handle_assembly() pose([225, 0, 150], [0, 0, 14]) //! Printed part with inserts in place
+assembly("handle") {
+    translate_z(handle_height())
+        color(pp1_colour) vflip() handle_stl();
+
+    handle_screw_positions()
+        vflip()
+            insert(insert);
+}
+
+module handle_fastened_assembly(thickness) { //! Assembly with fasteners in place
+    screw_length = screw_longer_than(thickness + insert_length(insert) + 2 * washer_thickness(screw_washer(screw)));
+
+    handle_assembly();
+
+    handle_screw_positions()
+        vflip()
+            translate_z(thickness)
+                screw_and_washer(screw, screw_length, true);
+}