Added PSU shrouds.
This commit is contained in:
Chris Palmer
parent
8ea7d92997
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a3e51d2607
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libtest.png
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@ -87,6 +87,7 @@ use <tests/screw_knob.scad>
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use <tests/socket_box.scad>
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use <tests/strap_handle.scad>
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use <tests/ssr_shroud.scad>
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use <tests/psu_shroud.scad>
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x5 = 800;
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@ -217,9 +218,11 @@ translate([x0, fans_y]) {
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translate([x0, transformers_y])
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variacs();
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translate([x0, psus_y])
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translate([x0, psus_y]) {
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psus();
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psu_shrouds();
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}
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x1 = x0 + 100;
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zipties_y = 0;
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@ -0,0 +1,210 @@
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//
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// NopSCADlib Copyright Chris Palmer 2018
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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//
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//! A cover to go over the mains end of a PSU terminal strip to make it safe.
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//! The stl and assembly must be given a name and parameterless wrappers for the stl and assembly added to the project.
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//
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include <../core.scad>
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include <../vitamins/screws.scad>
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include <../vitamins/inserts.scad>
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use <../vitamins/wire.scad>
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use <../vitamins/psu.scad>
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use <../utils/round.scad>
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wall = 1.8;
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top = 1.5;
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screw = M3_cap_screw;
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insert = screw_insert(screw);
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boss_r = wall + corrected_radius(insert_hole_radius(insert));
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boss_h = insert_hole_length(insert);
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counter_bore = 2;
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boss_h2 = boss_h + counter_bore;
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rad = 2;
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clearance = layer_height;
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overlap = 6;
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cable_tie_inset = wall + 4;
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function psu_shroud_extent(type) = 15 + wall; //! How far it extends beyond the PSU to clear the connections
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function psu_shroud_depth(type) = //! Outside depth of the shroud
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psu_left_bay(type) + overlap + psu_shroud_extent(type);
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function psu_shroud_width(type) = //! Outside width of the shroud
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let(terminals = psu_terminals(type))
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terminals ?
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let(y = terminals.y, tb = terminals.z)
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wall + clearance / 2 + y + 3 * terminal_block_pitch(tb) + terminal_block_divider(tb) / 2 + wall / 2
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: psu_width(type) + 2 * wall + clearance;
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function psu_shroud_height(type) = psu_height(type) + top + clearance; //! Outside height
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function psu_shroud_centre_y(type) = //! Shroud centre relative to PSU centre
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psu_width(type) / 2 + clearance / 2 + wall - psu_shroud_width(type) / 2;
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function psu_shroud_pitch(type) = psu_shroud_width(type) - 2 * boss_r - eps;
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function psu_shroud_screw(type) = screw; //! Screw used to fasten
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function psu_shroud_cable_pitch(cable_d) = cable_d + 5; //! Pitch between cable entries
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module psu_shroud_hole_positions(type) //! Place children at the screw hole positions
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for($side = [-1, 1])
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translate([-psu_length(type) / 2 - boss_r - 1, psu_shroud_centre_y(type) + $side * psu_shroud_pitch(type) / 2])
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children();
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module psu_shroud_cable_positions(type, cable_d, cables = 1) //! Place children at the cable tie positions
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for(i = [0 : 1 : cables - 1])
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translate([-psu_length(type) / 2 - psu_shroud_extent(type) + cable_tie_inset,
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psu_shroud_centre_y(type) + (i - cables / 2 + 0.5) * psu_shroud_cable_pitch(cable_d)])
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children();
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module psu_shroud_holes(type, cable_d, cables = 1) { //! Drill the screw and ziptie holes
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psu_shroud_hole_positions(type)
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drill(screw_clearance_radius(screw), 0);
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psu_shroud_cable_positions(type, cable_d, cables)
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cable_tie_holes(cable_d / 2, h = 0);
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}
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module psu_shroud(type, cable_d, name, cables = 1) { //! Generate the STL file for a specified ssr and cable
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stl(str("psu_shroud_", name));
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extent = psu_shroud_extent(type);
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depth = psu_shroud_depth(type);
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width = psu_shroud_width(type);
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height = psu_shroud_height(type);
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centre_x = -psu_length(type) / 2 - psu_shroud_extent(type) + psu_shroud_depth(type) / 2;
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centre_y = psu_shroud_centre_y(type);
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terminal_clearance = 0.5;
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tb = psu_terminals(type).z;
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module shape() {
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difference() {
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round(or = wall / 2 - eps, ir = 0) difference() {
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rounded_square([depth, width], rad);
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rounded_square([depth - 2 * wall, width - 2 * wall], rad - wall);
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translate([depth / 2, 0])
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square([2 * rad, width], center = true);
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translate([depth / 2, width / 2 - 5])
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square([2 * (overlap + terminal_clearance), 10], center = true);
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}
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for(i = [0 : 1 : cables - 1])
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translate([0, (i - cables / 2 + 0.5) * psu_shroud_cable_pitch(cable_d)])
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square([depth + 1, cable_d], center = true);
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}
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}
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// base and sides
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translate([centre_x, -centre_y]) {
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rounded_rectangle([depth - eps, width - eps, top], rad, center = false);
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linear_extrude(height = height)
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difference() {
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shape();
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translate([depth / 2, width / 2 - 5])
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square([2 * (depth - extent + terminal_clearance), 10], center = true);
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}
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linear_extrude(height = height - terminal_block_height(tb) - psu_terminal_block_z(type) - terminal_clearance)
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shape();
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}
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// cable slots
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for(i = [0 : 1 : cables - 1])
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translate([centre_x - depth / 2 + wall / 2, -centre_y + (i - cables / 2 + 0.5) * psu_shroud_cable_pitch(cable_d), height / 2])
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rotate([90, 0, 90])
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linear_extrude(height = wall, center = true)
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difference() {
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square([cable_d + eps, height], center = true);
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translate([0, height / 2])
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vertical_tearslot(h = 0, r = cable_d / 2, l = cable_d);
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}
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mirror([0, 1, 0]) {
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// insert boss
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translate_z(height - boss_h)
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linear_extrude(height = boss_h)
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psu_shroud_hole_positions(type)
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difference() {
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hull() {
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circle(boss_r);
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translate([0, $side * (boss_r - 1)])
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square([2 * boss_r, eps], center = true);
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}
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poly_circle(insert_hole_radius(insert));
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}
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// insert boss counter_bore
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translate_z(height - boss_h2)
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linear_extrude(height = counter_bore + eps)
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psu_shroud_hole_positions(type)
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difference() {
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hull() {
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circle(boss_r);
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translate([0, $side * (boss_r - 1)])
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square([2 * boss_r, eps], center = true);
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}
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poly_circle(insert_screw_diameter(insert) / 2 + 0.1);
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}
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// support cones
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translate_z(height - boss_h2)
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psu_shroud_hole_positions(type)
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hull() {
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cylinder(h = eps, r = boss_r - eps);
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translate([0, $side * (boss_r - 1)])
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cube([2 * boss_r, eps, eps], center = true);
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translate([0, $side * (boss_r - wall), - (2 * boss_r - wall)])
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cube(eps);
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}
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}
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}
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module psu_shroud_assembly(type, cable_d, name, cables = 1) //! The printed parts with inserts fitted
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assembly(str("psu_shroud_", name)) {
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translate_z(psu_shroud_height(type))
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vflip()
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color(pp1_colour) psu_shroud(type, cable_d, name, cables);
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psu_shroud_hole_positions(type)
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vflip()
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insert(insert);
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}
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module psu_shroud_fastened_assembly(type, cable_d, thickness, name, cables = 1) //! Assembly with screws in place
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{
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washer = screw_washer(screw);
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screw_length = screw_shorter_than(2 * washer_thickness(washer) + thickness + insert_length(insert) + counter_bore);
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psu_shroud_assembly(type, cable_d, name, cables);
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translate_z(-thickness)
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psu_shroud_hole_positions(type)
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vflip()
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screw_and_washer(screw, screw_length, true);
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psu_shroud_cable_positions(type, cable_d, cables)
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cable_tie(cable_d / 2, thickness);
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}
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70
readme.md
70
readme.md
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@ -29,12 +29,12 @@ See [usage](docs/usage.md) for requirements, installation instructions and a usa
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<tr><td> <a href = "#Displays">Displays</a> </td><td> <a href = "#Rockers">Rockers</a> </td><td> <a href = "#Fixing_block">Fixing_block</a> </td><td> <a href = "#Quadrant">Quadrant</a> </td><td></td></tr>
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<tr><td> <a href = "#D_connectors">D_connectors</a> </td><td> <a href = "#Rod">Rod</a> </td><td> <a href = "#Foot">Foot</a> </td><td> <a href = "#Round">Round</a> </td><td></td></tr>
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<tr><td> <a href = "#Fans">Fans</a> </td><td> <a href = "#Screws">Screws</a> </td><td> <a href = "#Handle">Handle</a> </td><td> <a href = "#Rounded_cylinder">Rounded_cylinder</a> </td><td></td></tr>
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<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#Sealing_strip">Sealing_strip</a> </td><td> <a href = "#Ribbon_clamp">Ribbon_clamp</a> </td><td> <a href = "#Rounded_polygon">Rounded_polygon</a> </td><td></td></tr>
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<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Sheets">Sheets</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td> <a href = "#Sector">Sector</a> </td><td></td></tr>
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<tr><td> <a href = "#Iecs">Iecs</a> </td><td> <a href = "#Spades">Spades</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td> <a href = "#Sweep">Sweep</a> </td><td></td></tr>
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<tr><td> <a href = "#Inserts">Inserts</a> </td><td> <a href = "#Spools">Spools</a> </td><td> <a href = "#Ssr_shroud">Ssr_shroud</a> </td><td> <a href = "#Tube">Tube</a> </td><td></td></tr>
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<tr><td> <a href = "#Jack">Jack</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Leadnuts">Leadnuts</a> </td><td> <a href = "#Ssrs">Ssrs</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Fuseholder">Fuseholder</a> </td><td> <a href = "#Sealing_strip">Sealing_strip</a> </td><td> <a href = "#Psu_shroud">Psu_shroud</a> </td><td> <a href = "#Rounded_polygon">Rounded_polygon</a> </td><td></td></tr>
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<tr><td> <a href = "#Hot_ends">Hot_ends</a> </td><td> <a href = "#Sheets">Sheets</a> </td><td> <a href = "#Ribbon_clamp">Ribbon_clamp</a> </td><td> <a href = "#Sector">Sector</a> </td><td></td></tr>
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<tr><td> <a href = "#Iecs">Iecs</a> </td><td> <a href = "#Spades">Spades</a> </td><td> <a href = "#Screw_knob">Screw_knob</a> </td><td> <a href = "#Sweep">Sweep</a> </td><td></td></tr>
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<tr><td> <a href = "#Inserts">Inserts</a> </td><td> <a href = "#Spools">Spools</a> </td><td> <a href = "#Socket_box">Socket_box</a> </td><td> <a href = "#Tube">Tube</a> </td><td></td></tr>
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<tr><td> <a href = "#Jack">Jack</a> </td><td> <a href = "#Springs">Springs</a> </td><td> <a href = "#Ssr_shroud">Ssr_shroud</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Leadnuts">Leadnuts</a> </td><td> <a href = "#Ssrs">Ssrs</a> </td><td> <a href = "#Strap_handle">Strap_handle</a> </td><td></td><td></td></tr>
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<tr><td> <a href = "#Leds">Leds</a> </td><td> <a href = "#Stepper_motors">Stepper_motors</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Light_strips">Light_strips</a> </td><td> <a href = "#Toggles">Toggles</a> </td><td></td><td></td><td></td></tr>
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<tr><td> <a href = "#Linear_bearings">Linear_bearings</a> </td><td> <a href = "#Transformers">Transformers</a> </td><td></td><td></td><td></td></tr>
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@ -3496,6 +3496,64 @@ Printed handle that can be printed without needing support material due to its t
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| 1 | handle_assembly |
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<a href="#top">Top</a>
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---
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<a name="Psu_shroud"></a>
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## Psu_shroud
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A cover to go over the mains end of a PSU terminal strip to make it safe.
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The stl and assembly must be given a name and parameterless wrappers for the stl and assembly added to the project.
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[printed/psu_shroud.scad](printed/psu_shroud.scad) Implementation.
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[tests/psu_shroud.scad](tests/psu_shroud.scad) Code for this example.
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### Functions
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| Function | Description |
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|:--- |:--- |
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| ```psu_shroud_cable_pitch(cable_d)``` | Pitch between cable entries |
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| ```psu_shroud_centre_y(type)``` | Shroud centre relative to PSU centre |
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| ```psu_shroud_depth(type)``` | Outside depth of the shroud |
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| ```psu_shroud_extent(type)``` | How far it extends beyond the PSU to clear the connections |
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| ```psu_shroud_height(type)``` | Outside height |
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| ```psu_shroud_screw(type)``` | Screw used to fasten |
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| ```psu_shroud_width(type)``` | Outside width of the shroud |
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### Modules
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| Module | Description |
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|:--- |:--- |
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| ```psu_shroud(type, cable_d, name, cables = 1)``` | Generate the STL file for a specified ssr and cable |
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| ```psu_shroud_assembly(type, cable_d, name, cables = 1)``` | The printed parts with inserts fitted |
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| ```psu_shroud_cable_positions(type, cable_d, cables = 1)``` | Place children at the cable tie positions |
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| ```psu_shroud_fastened_assembly(type, cable_d, thickness, name, cables = 1)``` | Assembly with screws in place |
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| ```psu_shroud_hole_positions(type)``` | Place children at the screw hole positions |
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| ```psu_shroud_holes(type, cable_d, cables = 1)``` | Drill the screw and ziptie holes |
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### Vitamins
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| Qty | Module call | BOM entry |
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| ---:|:--- |:---|
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| 4 | ```insert(F1BM3)``` | Heatfit insert M3 |
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| 4 | ```screw(M3_cap_screw, 10)``` | Screw M3 cap x 10mm |
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| 4 | ```washer(M3_washer)``` | Washer M3 x 7mm x 0.5mm |
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| 4 | ```star_washer(M3_washer)``` | Washer star M3 x 0.5mm |
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| 2 | ```ziptie(small_ziptie, 3)``` | Ziptie 100mm min length |
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### Printed
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| Qty | Filename |
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| ---:|:--- |
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| 1 | psu_shroud_PD_150_12.stl |
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| 1 | psu_shroud_S_250_48.stl |
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### Assemblies
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| Qty | Name |
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| ---:|:--- |
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| 1 | psu_shroud_PD_150_12_assembly |
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| 1 | psu_shroud_S_250_48_assembly |
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<a href="#top">Top</a>
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---
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Binary file not shown.
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After Width: | Height: | Size: 41 KiB |
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@ -0,0 +1,38 @@
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//
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// NopSCADlib Copyright Chris Palmer 2018
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||||
// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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include <../core.scad>
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use <../utils/layout.scad>
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include <../vitamins/screws.scad>
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include <../vitamins/psus.scad>
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use <../printed/psu_shroud.scad>
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thickness = 3;
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module psu_shrouds()
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layout([for(p = psus) psu_width(p)], 10) let(psu = psus[$i])
|
||||
if(psu_terminals(psu))
|
||||
rotate(90) {
|
||||
if($preview)
|
||||
psu_shroud_fastened_assembly(psu, 6, thickness, psu[0]);
|
||||
else
|
||||
psu_shroud(psu, 6, psu[0]);
|
||||
}
|
||||
|
||||
psu_shrouds();
|
||||
|
|
@ -31,7 +31,7 @@ module ssr_shrouds()
|
|||
if($preview)
|
||||
ssr_shroud_fastened_assembly(ssr, 6, thickness, ssr[0]);
|
||||
else
|
||||
ssr_shroud(ssrs[$i], 6, ssr[0]);
|
||||
ssr_shroud(ssr, 6, ssr[0]);
|
||||
}
|
||||
|
||||
ssr_shrouds();
|
||||
|
|
|
|||
|
|
@ -139,6 +139,8 @@ module psu_grill(width, height) {
|
|||
}
|
||||
}
|
||||
|
||||
function psu_terminal_block_z(type) = psu_face_cutouts(psu_faces(type)[f_left])[0][2].y + psu_height(type) / 2;
|
||||
|
||||
module psu(type) { //! Draw a power supply
|
||||
vitamin(str("psu(", type[0], "): PSU ", psu_name(type)));
|
||||
|
||||
|
|
@ -242,7 +244,7 @@ module psu(type) { //! Draw a power supply
|
|||
rt = psu_face_thickness(faces[f_right]);
|
||||
lt = psu_face_thickness(faces[f_left]);
|
||||
cutout = psu_face_cutouts(faces[f_left])[0];
|
||||
z = cutout[2].y + h / 2;
|
||||
z = psu_terminal_block_z(type);
|
||||
pw = w -ft - bt;
|
||||
pl = l - right - rt;
|
||||
pcb_thickness = 1.6;
|
||||
|
|
|
|||
Loading…
Reference in New Issue