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rack case piece fastening geometry, added panel_clamp to library

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This commit is contained in:
Edward Kisiel
2025-05-03 17:42:27 -04:00
parent 859192bd6b
commit ca26347358
3 changed files with 881 additions and 0 deletions
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lib/panel_clamp.scad Normal file
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/*
NAME: panel_clamp
DESCRIPTION: creates various clamps to join two panels
TODO: none
USAGE: panel_clamp(face, screw, style, dia_x, dia_y, height, mask)
face = "top","bottom","rear","front","left","right"
screw = "m2", "m2.5", "m3", "m4"
style = "sloped"
dia_x = top diameter or x size in mm
dia_y = bottom diameter or y size in mm
height = holder height in mm
mask[0] = true enables component mask
mask[1] = mask length
mask[2] = mask setback
mask[3] = mstyle "default"
*/
module panel_clamp(face, screw, style, dia_x, dia_y, height, mask) {
nuts = [[2,4,1.6], // m2 size, diameter, height
[2.5,5,2], // m2.5 size, diameter, height
[3,5.5,2.4], // m3 size, diameter, height
[4,7,3.2]]; // m4 size, diameter, height
enablemask = mask[0];
mlength = mask[1];
msetback = mask[2];
mstyle = mask[3];
adj = .01;
$fn = 90;
rotx = face == "rear" ? 270 : face == "front" || face == "left" || face == "right" ? 90 : face == "top" ? 180 : 0;
roty = 0;
rotz = face == "left" ? 90 : face == "right" ? 270 : 0;
if(enablemask == true && mstyle == "default") {
}
if(enablemask == false) {
translate([0,0,0]) rotate([rotx,roty,rotz]) {
difference() {
cylinder(d2=dia_x, d1=dia_y, h=height);
if(screw == "m2") {
translate([(-dia_y-(nuts[2][0]+.5)/2)/2, 0, 3]) rotate([0,90,0])
cylinder(d=nuts[0][0]+.5, h=dia_y+2);
translate([-(dia_y/2), 0, 3]) rotate([0,90,0])
cylinder(d=nuts[0][1]*2/sqrt(3), h=dia_y*.375, $fn=6);
translate([nuts[0][0]+.5, 0, 3]) rotate([0,90,0])
cylinder(d=nuts[0][1]+.5, h=dia_y*.375);
}
if(screw == "m2.5") {
translate([(-dia_y-(nuts[2][0]+.5)/2)/2, 0, 3]) rotate([0,90,0])
cylinder(d=nuts[1][0]+.5, h=dia_y+2);
translate([-(dia_y/2), 0, 3]) rotate([0,90,0])
cylinder(d=nuts[1][1]*2/sqrt(3), h=dia_y*.375, $fn=6);
translate([nuts[1][0]+.5, 0, 3]) rotate([0,90,0])
cylinder(d=nuts[1][1]+.5, h=dia_y*.375);
}
if(screw == "m3") {
translate([(-dia_y-(nuts[2][0]+.5)/2)/2, 0, 3]) rotate([0,90,0])
cylinder(d=nuts[2][0]+.5, h=dia_y+2);
translate([-(dia_y/2), 0, 3]) rotate([0,90,0])
cylinder(d=nuts[2][1]*2/sqrt(3), h=dia_y*.375, $fn=6);
translate([nuts[2][0]+.5, 0, 3]) rotate([0,90,0])
cylinder(d=nuts[2][1]+.5, h=dia_y*.375);
}
if(screw == "m4") {
translate([(-dia_y-(nuts[2][0]+.5)/2)/2, 0, 3]) rotate([0,90,0])
cylinder(d=nuts[3][0]+.5, h=dia_y+2);
translate([-(dia_y/2), 0, 3]) rotate([0,90,0])
cylinder(d=nuts[3][1]*2/sqrt(3), h=dia_y*.375, $fn=6);
translate([nuts[3][0]+.5, 0, 3]) rotate([0,90,0])
cylinder(d=nuts[3][1]+.5, h=dia_y*.375);
}
}
}
}
}

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mod/case_rack.scad Normal file
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/*
This file is part of SBC Case Builder https://github.com/hominoids/SBC_Case_Builder
Copyright 2022,2023,2024 Edward A. Kisiel hominoid@cablemi.com
This program 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.
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 this program. If not, see <http://www.gnu.org/licenses/>
Code released under GPLv3: http://www.gnu.org/licenses/gpl.html
NAME: case_rack
DESCRIPTION: creates a U1-U4 rack case
TODO: none
USAGE: case_rack(case_design,side)
*/
module case_rack(case_design,side) {
rack_asm_gap = .25;
rack_asm_size = 5;
rack_asm_hole = 2.25;
if(side == "bottom") {
difference() {
union() {
difference() {
union() {
if(case_design == "rack") {
difference() {
translate([(width/2)-wallthick-gap,(depth/2)-wallthick-gap,(case_z-floorthick)/2])
cube_fillet_inside([width,depth,case_z-floorthick],
vertical=[corner_fillet,corner_fillet,0,0],
top=[0,0,0,0], bottom=[edge_fillet,edge_fillet,edge_fillet,edge_fillet,edge_fillet], $fn=90);
translate([(width/2)-wallthick-gap,(depth/2)-wallthick-gap,floorthick+(floorthick+case_z)/2])
cube_fillet_inside([width-(wallthick*2),depth-(wallthick*2),case_z+floorthick],
vertical=[corner_fillet-wallthick,corner_fillet-wallthick,-wallthick,-wallthick],
top=[0,0,0,0], bottom=[edge_fillet,edge_fillet,edge_fillet,edge_fillet,edge_fillet], $fn=90);
}
// rack ears
translate([-gap-wallthick, -gap+(sidethick-wallthick), 0])
rack_end_bracket("left", rack_u_size, sidethick);
translate([width-wallthick-gap, -gap+(sidethick-wallthick), 0])
rack_end_bracket("right", rack_u_size, sidethick);
// case upper panel clamp
translate([150-gap-wallthick,-gap-adj-.5,case_z-13])
panel_clamp("rear", "m2", "sloped", 6, 18, 5, [false,10,2,"default"]);
translate([300-gap-wallthick,-gap-adj-.5,case_z-13])
panel_clamp("rear", "m2", "sloped", 6, 18, 5, [false,10,2,"default"]);
translate([150-gap-wallthick,depth-gap-(2*wallthick)+adj+.5,
case_z-13]) panel_clamp("front", "m2", "sloped", 6, 18, 5, [false,10,2,"default"]);
translate([300-gap-wallthick,depth-gap-(2*wallthick)+adj+.5,
case_z-13]) panel_clamp("front", "m2", "sloped", 6, 18, 5, [false,10,2,"default"]);
// case lower assembly blocks
// rear left - left side
translate([150-gap-wallthick-rack_asm_size,-gap-adj,floorthick-adj])
cube([rack_asm_size,rack_asm_size,rack_asm_size]);
// rear right - left side
translate([300-gap-wallthick-rack_asm_size,-gap-adj,floorthick-adj])
cube([rack_asm_size,rack_asm_size,rack_asm_size]);
// rear left - right side
translate([150-gap-wallthick+rack_asm_gap,-gap-adj,floorthick-adj])
cube([rack_asm_size,rack_asm_size,rack_asm_size]);
// rear right - right
translate([300-gap-wallthick+rack_asm_gap,-gap-adj,floorthick-adj])
cube([rack_asm_size,rack_asm_size,rack_asm_size]);
// front left - left
translate([150-gap-wallthick-rack_asm_size,depth-gap-(2*wallthick)-rack_asm_size+adj,
floorthick-adj]) cube([rack_asm_size,rack_asm_size,rack_asm_size]);
// front right - left
translate([300-gap-wallthick-rack_asm_size,depth-gap-(2*wallthick)-rack_asm_size+adj,
floorthick-adj]) cube([rack_asm_size,rack_asm_size,rack_asm_size]);
// front left - right
translate([150-gap-wallthick+rack_asm_gap,
depth-gap-(2*wallthick)-rack_asm_size+adj,floorthick-adj])
cube([rack_asm_size,rack_asm_size,rack_asm_size]);
// front right - right
translate([300-gap-wallthick+rack_asm_gap,
depth-gap-(2*wallthick)-rack_asm_size+adj,floorthick-adj])
cube([rack_asm_size,rack_asm_size,rack_asm_size]);
}
// additive accessories
if(accessory_name != "none") {
for (i=[1:11:len(accessory_data[a[0]])-1]) {
class = accessory_data[a[0]][i];
type = accessory_data[a[0]][i+1];
loc_x = accessory_data[a[0]][i+2];
loc_y = accessory_data[a[0]][i+3];
loc_z = accessory_data[a[0]][i+4];
face = accessory_data[a[0]][i+5];
rotation = accessory_data[a[0]][i+6];
parametric = accessory_data[a[0]][i+7];
size = accessory_data[a[0]][i+8];
data = accessory_data[a[0]][i+9];
mask = accessory_data[a[0]][i+10];
if(class == "add1" && face == "bottom") {
parametric_move_add(type, loc_x, loc_y, loc_z, face, rotation, parametric, size, data, [false,mask[1],mask[2],mask[3]]);
}
}
}
}
// case lower block assembly holes
// rear left
translate([150-gap-wallthick-rack_asm_size-adj,-gap-adj+(rack_asm_size/2),
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=rack_asm_hole, h=rack_asm_gap+(2*rack_asm_size)+(2*adj));
// rear left nut
translate([150-gap-wallthick-rack_asm_size-adj,-gap-adj+(rack_asm_size/2),
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=4*2/sqrt(3), h=2, $fn=6);
// rear left recess
translate([150-gap-wallthick+rack_asm_size+adj+rack_asm_gap-2,-gap-adj+(rack_asm_size/2),
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=4*2/sqrt(3), h=2);
// rear right
translate([300-gap-wallthick-rack_asm_size-adj,-gap-adj+(rack_asm_size/2),
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=rack_asm_hole, h=rack_asm_gap+(2*rack_asm_size)+(2*adj));
// rear right nut
translate([300-gap-wallthick-rack_asm_size-adj,-gap-adj+(rack_asm_size/2),
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=4*2/sqrt(3), h=2, $fn=6);
// rear right recess
translate([300-gap-wallthick+rack_asm_size+adj+rack_asm_gap-2,-gap-adj+(rack_asm_size/2),
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=4*2/sqrt(3), h=2);
// front left
translate([150-gap-wallthick-rack_asm_size-adj,depth-gap-(2*wallthick)-(rack_asm_size/2)+adj,
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=rack_asm_hole, h=rack_asm_gap+(2*rack_asm_size)+(2*adj));
// front left nut
translate([150-gap-wallthick-rack_asm_size-adj,depth-gap-(2*wallthick)-(rack_asm_size/2)+adj,
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=4*2/sqrt(3), h=2, $fn=6);
// front left recess
translate([150-gap-wallthick+rack_asm_size+adj+rack_asm_gap-2,depth-gap-(2*wallthick)-(rack_asm_size/2)+adj,
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=4*2/sqrt(3), h=2);
// front right
translate([300-gap-wallthick-rack_asm_size-adj,depth-gap-(2*wallthick)+adj-(rack_asm_size/2),
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=rack_asm_hole, h=rack_asm_gap+(2*rack_asm_size)+(2*adj));
// front right nut
translate([300-gap-wallthick-rack_asm_size-adj,depth-gap-(2*wallthick)-(rack_asm_size/2)+adj,
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=4*2/sqrt(3), h=2, $fn=6);
// front right recess
translate([300-gap-wallthick+rack_asm_size+adj+rack_asm_gap-2,depth-gap-(2*wallthick)-(rack_asm_size/2)+adj,
floorthick-adj+(rack_asm_size/2)]) rotate([0,90,0])
cylinder(d=4*2/sqrt(3), h=2);
for(r = [0:len(rack_bay_sbc)-1]) {
s = search([rack_bay_sbc[r]],sbc_data);
pcb_id = sbc_data[s[0]][4];
pcb_width = sbc_data[s[0]][10][0];
pcb_depth = sbc_data[s[0]][10][1];
pcb_z_orig = sbc_data[s[0]][10][2];
pcb_tmaxz = sbc_data[s[0]][11][5];
pcb_bmaxz = sbc_data[s[0]][11][6];
pcb_color = sbc_data[s[0]][11][1];
pcb_radius = sbc_data[s[0]][11][0];
pcb_loc_x = rack_bay_rotation[r] == 90 ? rack_bay_xyz_loc[r][0] + pcb_width : rack_bay_rotation[r] == 180 ? rack_bay_xyz_loc[r][0] + pcb_width : rack_bay_xyz_loc[r][0];
pcb_loc_y = rack_bay_rotation[r] == 270 ? rack_bay_xyz_loc[r][1]+pcb_width : rack_bay_rotation[r] == 180 ? rack_bay_xyz_loc[r][1]+pcb_depth : rack_bay_xyz_loc[r][1];
pcb_loc_z = rack_bay_xyz_loc[r][2];
translate([pcb_loc_x,pcb_loc_y,pcb_loc_z]) rotate([0,0,rack_bay_rotation[r]]) union() {
// pcb standoff holes
if(sbc_bottom_standoffs == true && rack_bay_sbc[r] != "empty") {
for (i=[1:11:len(sbc_data[s[0]])-2]) {
class = sbc_data[s[0]][i+1];
type = sbc_data[s[0]][i+2];
id = sbc_data[s[0]][i+3];
pcbhole_x = sbc_data[s[0]][i+4];
pcbhole_y = sbc_data[s[0]][i+5];
pcbhole_z = sbc_data[s[0]][i+6];
pcbhole_size = sbc_data[s[0]][i+9][0];
pcbhole_pos = sbc_data[s[0]][i+10][4];
if (class == "pcbhole" && id == 0 && pcbhole_pos == "left_rear" &&
bottom_rear_left_enable == true && bottom_standoff[6] != "blind") {
translate([pcbhole_x,pcbhole_y,-adj])
cylinder(d=bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
if (class == "pcbhole" && id == 0 && pcbhole_pos == "left_front" &&
bottom_front_left_enable == true && bottom_standoff[6] != "blind") {
translate([pcbhole_x,pcbhole_y,-adj])
cylinder(d=bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
if (class == "pcbhole" && id == 0 && pcbhole_pos == "right_rear" &&
bottom_rear_right_enable == true && bottom_standoff[6] != "blind") {
translate([pcbhole_x,pcbhole_y,-adj])
cylinder(d=bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
if (class == "pcbhole" && id == 0 && pcbhole_pos == "right_front" &&
bottom_front_right_enable == true && bottom_standoff[6] != "blind") {
translate([pcbhole_x,pcbhole_y,-adj])
cylinder(d=bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
}
}
// multi-pcb standoff holes
if(multipcb_bottom_standoffs == true && rack_bay_sbc[r] != "empty") {
for (i=[1:11:len(sbc_data[s[0]])-2]) {
class = sbc_data[s[0]][i+1];
type = sbc_data[s[0]][i+2];
pcbid = sbc_data[s[0]][i+3];
pcbloc_x = sbc_data[s[0]][i+4];
pcbloc_y = sbc_data[s[0]][i+5];
pcbloc_z = sbc_data[s[0]][i+6];
if(class == "pcb") {
for (i=[1:11:len(sbc_data[s[0]])-2]) {
pcbclass = sbc_data[s[0]][i+1];
pcbtype = sbc_data[s[0]][i+2];
id = sbc_data[s[0]][i+3];
pcbhole_x = sbc_data[s[0]][i+4]+pcbloc_x;
pcbhole_y = sbc_data[s[0]][i+5]+pcbloc_y;
pcbhole_z = sbc_data[s[0]][i+6];
pcbhole_size = sbc_data[s[0]][i+9][0];
pcbhole_state = sbc_data[s[0]][i+10][0];
pcbhole_pos = sbc_data[s[0]][i+10][4];
if(id == pcbid && id != 0 && pcbclass == "pcbhole") {
if (pcbclass == "pcbhole" && pcbhole_pos == "left_rear" &&
multipcb_bottom_rear_left_enable == true &&
(pcbhole_state == "bottom" || pcbhole_state == "both")) {
translate([pcbhole_x,pcbhole_y,-adj])
cylinder(d=multipcb_bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
if (pcbclass == "pcbhole" && pcbhole_pos == "left_front" &&
multipcb_bottom_front_left_enable == true &&
(pcbhole_state == "bottom" || pcbhole_state == "both")) {
translate([pcbhole_x,pcbhole_y,-adj])
cylinder(d=multipcb_bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
if (pcbclass == "pcbhole" && pcbhole_pos == "right_rear" &&
multipcb_bottom_rear_right_enable == true &&
(pcbhole_state == "bottom" || pcbhole_state == "both")) {
translate([pcbhole_x,pcbhole_y,-adj])
cylinder(d=multipcb_bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
if (pcbclass == "pcbhole" && pcbhole_pos == "right_front" &&
multipcb_bottom_front_right_enable == true &&
(pcbhole_state == "bottom" || pcbhole_state == "both")) {
translate([pcbhole_x,pcbhole_y,-adj])
cylinder(d=multipcb_bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
}
}
}
}
}
} }
// extended standoff holes
if(ext_bottom_standoffs == true) {
// right-rear standoff
if(((width-pcb_loc_x-pcb_width-(gap+2*wallthick) >= ext_bottom_standoff_support_size
|| pcb_loc_y >= ext_bottom_standoff_support_size)) &&
ext_bottom_rear_right_enable == true && ext_bottom_standoff[6] != "blind") {
translate([width-ext_bottom_standoff_support_size/4-(2*(wallthick+gap)),
ext_bottom_standoff_support_size/4,-adj])
cylinder(d=ext_bottom_standoff[4]-.2, h=floorthick+(2+adj));
}
// right-front standoff
if(((width-pcb_loc_x-pcb_width-(gap+2*wallthick) >= ext_bottom_standoff_support_size &&
depth-pcb_loc_y-pcb_depth >= ext_bottom_standoff_support_size) ||
(width-pcb_loc_x-pcb_width-(gap+2*wallthick) >= ext_bottom_standoff_support_size &&
depth-pcb_loc_y-pcb_depth <= ext_bottom_standoff_support_size) ||
(width-pcb_loc_x-pcb_width-(gap+2*wallthick) <= ext_bottom_standoff_support_size &&
depth-pcb_loc_y-pcb_depth >= ext_bottom_standoff_support_size)) &&
ext_bottom_front_right_enable == true && ext_bottom_standoff[6] != "blind") {
translate([width-ext_bottom_standoff_support_size/4-(2*(wallthick+gap)),
depth-ext_bottom_standoff_support_size/4-(2*(wallthick+gap)),-adj])
cylinder(d=ext_bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
// left-rear standoff
if((pcb_loc_x >= ext_bottom_standoff_support_size || pcb_loc_y >= ext_bottom_standoff_support_size) &&
ext_bottom_rear_left_enable == true && ext_bottom_standoff[6] != "blind") {
translate([ext_bottom_standoff_support_size/4,
ext_bottom_standoff_support_size/4,-adj])
cylinder(d=ext_bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
// left-front standoff
if(((pcb_loc_x >= ext_bottom_standoff_support_size &&
(depth-(pcb_loc_y+pcb_depth)) >= ext_bottom_standoff_support_size) ||
(pcb_loc_x <= ext_bottom_standoff_support_size &&
(depth-(pcb_loc_y+pcb_depth)) >= ext_bottom_standoff_support_size) ||
(pcb_loc_x >= ext_bottom_standoff_support_size &&
(depth-(pcb_loc_y+pcb_depth)) <= ext_bottom_standoff_support_size)) &&
ext_bottom_front_left_enable == true && ext_bottom_standoff[6] != "blind") {
translate([ext_bottom_standoff_support_size/4,
depth-(ext_bottom_standoff_support_size/4)-(2*(wallthick+gap)),-adj])
cylinder(d=ext_bottom_standoff[4]-.2, h=floorthick+(2*adj));
}
}
// bottom cover pattern
if(bottom_cover_pattern != "solid") {
if(bottom_cover_pattern == "hex_5mm") {
translate([1,0,-floorthick+adj]) vent_hex(width/3.75,depth/6,floorthick+4,5,1.5,"horizontal");
}
if(bottom_cover_pattern == "hex_8mm") {
translate([1,2,-floorthick+adj]) vent_hex(width/5.5,depth/9.5,floorthick+4,8,1.5,"horizontal");
}
if(bottom_cover_pattern == "linear_vertical") {
translate([0,-gap,-floorthick+adj])
vent(wallthick,depth-2*wallthick-gap,floorthick+4,1,1,(width-2*wallthick-gap)/4,"horizontal");
}
if(bottom_cover_pattern == "linear_horizontal") {
translate([-gap,-gap,-floorthick+adj])
vent(width-2*(wallthick+gap),wallthick,floorthick+4,1,(depth-2*wallthick-gap)/3,1,"horizontal");
}
if(bottom_cover_pattern == "astroid") {
for(c=[3:12:depth-8]) {
for(r=[4:12:width-8]) {
translate([r,c,-(2*floorthick)]) linear_extrude(floorthick+5) import("./dxf/astroid_8mm.dxf");
}
}
}
}
}
for(r = [0:len(rack_bay_sbc)-1]) {
s = search([rack_bay_sbc[r]],sbc_data);
pcb_id = sbc_data[s[0]][4];
pcb_width = sbc_data[s[0]][10][0];
pcb_depth = sbc_data[s[0]][10][1];
pcb_z_orig = sbc_data[s[0]][10][2];
pcb_tmaxz = sbc_data[s[0]][11][5];
pcb_bmaxz = sbc_data[s[0]][11][6];
pcb_color = sbc_data[s[0]][11][1];
pcb_radius = sbc_data[s[0]][11][0];
pcb_loc_x = rack_bay_rotation[r] == 90 ? rack_bay_xyz_loc[r][0] + pcb_width : rack_bay_rotation[r] == 180 ? rack_bay_xyz_loc[r][0] + pcb_width : rack_bay_xyz_loc[r][0];
pcb_loc_y = rack_bay_rotation[r] == 270 ? rack_bay_xyz_loc[r][1]+pcb_width : rack_bay_rotation[r] == 180 ? rack_bay_xyz_loc[r][1]+pcb_depth : rack_bay_xyz_loc[r][1];
pcb_loc_z = rack_bay_xyz_loc[r][2];
translate([pcb_loc_x,pcb_loc_y,pcb_loc_z]) rotate([0,0,rack_bay_rotation[r]]) union() {
// primary pcb standoffs
if(sbc_bottom_standoffs == true && rack_bay_sbc[r] != "empty") {
for (i=[1:11:len(sbc_data[s[0]])-2]) {
class = sbc_data[s[0]][i+1];
type = sbc_data[s[0]][i+2];
id = sbc_data[s[0]][i+3];
pcbhole_x = sbc_data[s[0]][i+4];
pcbhole_y = sbc_data[s[0]][i+5];
pcbhole_z = sbc_data[s[0]][i+6];
pcbhole_size = sbc_data[s[0]][i+9][0];
pcbhole_pos = sbc_data[s[0]][i+10][4];
if(class == "pcbhole" && id == pcb_id) {
if (pcbhole_pos == "left_rear" && bottom_rear_left_enable == true) {
bottom_support = bottom_sidewall_support == true ? bottom_rear_left_support : "none";
pcb_standoff = [bottom_standoff[0],
bottom_standoff[1],
bottom_height-pcb_z+pcb_loc_z+bottom_rear_left_adjust,
bottom_standoff[3],
bottom_standoff[4],
bottom_standoff[5],
bottom_standoff[6],
bottom_standoff[7],
bottom_support,
bottom_standoff[9],
bottom_standoff[10],
bottom_standoff[11],
bottom_standoff[12]];
translate([pcbhole_x,pcbhole_y,0])
standoff(pcb_standoff,[false,10,2,"default"]);
}
if (pcbhole_pos == "left_front" && bottom_front_left_enable == true) {
bottom_support = bottom_sidewall_support == true ? bottom_front_left_support : "none";
pcb_standoff = [bottom_standoff[0],
bottom_standoff[1],
bottom_height-pcb_z+pcb_loc_z+bottom_front_left_adjust,
bottom_standoff[3],
bottom_standoff[4],
bottom_standoff[5],
bottom_standoff[6],
bottom_standoff[7],
bottom_support,
bottom_standoff[9],
bottom_standoff[10],
bottom_standoff[11],
bottom_standoff[12]];
translate([pcbhole_x,pcbhole_y,0])
standoff(pcb_standoff,[false,10,2,"default"]);
}
if (pcbhole_pos == "right_rear" && bottom_rear_right_enable == true) {
bottom_support = bottom_sidewall_support == true ? bottom_rear_right_support : "none";
pcb_standoff = [bottom_standoff[0],
bottom_standoff[1],
bottom_height-pcb_z+pcb_loc_z+bottom_rear_right_adjust,
bottom_standoff[3],
bottom_standoff[4],
bottom_standoff[5],
bottom_standoff[6],
bottom_standoff[7],
bottom_support,
bottom_standoff[9],
bottom_standoff[10],
bottom_standoff[11],
bottom_standoff[12]];
translate([pcbhole_x,pcbhole_y,0])
standoff(pcb_standoff,[false,10,2,"default"]);
}
if (pcbhole_pos == "right_front" && bottom_front_right_enable == true) {
bottom_support = bottom_sidewall_support == true ? bottom_front_right_support : "none";
pcb_standoff = [bottom_standoff[0],
bottom_standoff[1],
bottom_height-pcb_z+pcb_loc_z+bottom_front_right_adjust,
bottom_standoff[3],
bottom_standoff[4],
bottom_standoff[5],
bottom_standoff[6],
bottom_standoff[7],
bottom_support,
bottom_standoff[9],
bottom_standoff[10],
bottom_standoff[11],
bottom_standoff[12]];
translate([pcbhole_x,pcbhole_y,0])
standoff(pcb_standoff,[false,10,2,"default"]);
}
}
}
}
// multi-pcb standoffs
if(multipcb_bottom_standoffs == true && rack_bay_sbc[r] != "empty") {
for (i=[1:11:len(sbc_data[s[0]])-2]) {
class = sbc_data[s[0]][i+1];
type = sbc_data[s[0]][i+2];
pcbid = sbc_data[s[0]][i+3];
pcbloc_x = sbc_data[s[0]][i+4];
pcbloc_y = sbc_data[s[0]][i+5];
pcbloc_z = sbc_data[s[0]][i+6];
if(class == "pcb") {
for (i=[1:11:len(sbc_data[s[0]])-2]) {
pcbclass = sbc_data[s[0]][i+1];
pcbtype = sbc_data[s[0]][i+2];
id = sbc_data[s[0]][i+3];
pcbhole_x = sbc_data[s[0]][i+4]+pcbloc_x;
pcbhole_y = sbc_data[s[0]][i+5]+pcbloc_y;
pcbhole_z = sbc_data[s[0]][i+6];
pcbhole_size = sbc_data[s[0]][i+9][0];
pcbhole_state = sbc_data[s[0]][i+10][0];
pcbhole_pos = sbc_data[s[0]][i+10][4];
if(pcbclass == "pcbhole" && pcbid == id && id != 0) {
if (pcbhole_pos == "left_rear" && multipcb_bottom_rear_left_enable == true &&
(pcbhole_state == "bottom" || pcbhole_state == "both")) {
bottom_support = multipcb_bottom_sidewall_support == true ? multipcb_bottom_rear_left_support : "none";
pcb_standoff = [multipcb_bottom_standoff[0],
multipcb_bottom_standoff[1],
bottom_height-pcb_z+pcb_loc_z+multipcb_bottom_rear_left_adjust,
multipcb_bottom_standoff[3],
multipcb_bottom_standoff[4],
multipcb_bottom_standoff[5],
multipcb_bottom_standoff[6],
multipcb_bottom_standoff[7],
bottom_support,
multipcb_bottom_standoff[9],
multipcb_bottom_standoff[10],
multipcb_bottom_standoff[11],
multipcb_bottom_standoff[12]];
translate([pcbhole_x,pcbhole_y,0])
standoff(pcb_standoff,[false,10,2,"default"]);
}
if (pcbhole_pos == "left_front" && multipcb_bottom_front_left_enable == true &&
(pcbhole_state == "bottom" || pcbhole_state == "both")) {
bottom_support = multipcb_bottom_sidewall_support == true ? multipcb_bottom_front_left_support : "none";
pcb_standoff = [multipcb_bottom_standoff[0],
multipcb_bottom_standoff[1],
bottom_height-pcb_z+pcb_loc_z+multipcb_bottom_front_left_adjust,
multipcb_bottom_standoff[3],
multipcb_bottom_standoff[4],
multipcb_bottom_standoff[5],
multipcb_bottom_standoff[6],
multipcb_bottom_standoff[7],
bottom_support,
multipcb_bottom_standoff[9],
multipcb_bottom_standoff[10],
multipcb_bottom_standoff[11],
multipcb_bottom_standoff[12]];
translate([pcbhole_x,pcbhole_y,0])
standoff(pcb_standoff,[false,10,2,"default"]);
}
if (pcbhole_pos == "right_rear" && multipcb_bottom_rear_right_enable == true &&
(pcbhole_state == "bottom" || pcbhole_state == "both")) {
bottom_support = multipcb_bottom_sidewall_support == true ? multipcb_bottom_rear_right_support : "none";
pcb_standoff = [multipcb_bottom_standoff[0],
multipcb_bottom_standoff[1],
bottom_height-pcb_z+pcb_loc_z+multipcb_bottom_rear_right_adjust,
multipcb_bottom_standoff[3],
multipcb_bottom_standoff[4],
multipcb_bottom_standoff[5],
multipcb_bottom_standoff[6],
multipcb_bottom_standoff[7],
bottom_support,
multipcb_bottom_standoff[9],
multipcb_bottom_standoff[10],
multipcb_bottom_standoff[11],
multipcb_bottom_standoff[12]];
translate([pcbhole_x,pcbhole_y,0])
standoff(pcb_standoff,[false,10,2,"default"]);
}
if (pcbhole_pos == "right_front" && multipcb_bottom_front_right_enable == true &&
(pcbhole_state == "bottom" || pcbhole_state == "both")) {
bottom_support = multipcb_bottom_sidewall_support == true ? multipcb_bottom_front_right_support : "none";
pcb_standoff = [multipcb_bottom_standoff[0],
multipcb_bottom_standoff[1],
bottom_height-pcb_z+pcb_loc_z+multipcb_bottom_front_right_adjust,
multipcb_bottom_standoff[3],
multipcb_bottom_standoff[4],
multipcb_bottom_standoff[5],
multipcb_bottom_standoff[6],
multipcb_bottom_standoff[7],
bottom_support,
multipcb_bottom_standoff[9],
multipcb_bottom_standoff[10],
multipcb_bottom_standoff[11],
multipcb_bottom_standoff[12]];
translate([pcbhole_x,pcbhole_y,0])
standoff(pcb_standoff,[false,10,2,"default"]);
}
}
}
}
}
}
} }
// extended standoffs
if(ext_bottom_standoffs == true) {
// extended right-rear standoff
if((width-pcb_loc_x-pcb_width-(gap+2*wallthick) >= ext_bottom_standoff_support_size ||
pcb_loc_y >= ext_bottom_standoff_support_size) && ext_bottom_rear_right_enable == true) {
extended_standoff = [ext_bottom_standoff[0],
ext_bottom_standoff[1],
bottom_height+ext_bottom_rear_right_adjust,
ext_bottom_standoff[3],
ext_bottom_standoff[4],
ext_bottom_standoff[5],
ext_bottom_standoff[6],
ext_bottom_standoff[7],
ext_bottom_rear_right_support,
ext_bottom_standoff[9],
ext_bottom_standoff[10],
ext_bottom_standoff[11],
ext_bottom_standoff[12]];
translate([width-ext_bottom_standoff_support_size/4-(2*(wallthick+gap)),
ext_bottom_standoff_support_size/4,0])
standoff(extended_standoff,[false,10,2,"default"]);
}
// extended right-front standoff
if(((width-pcb_loc_x-pcb_width-(gap+2*wallthick) >= ext_bottom_standoff_support_size &&
depth-pcb_loc_y-pcb_depth >= ext_bottom_standoff_support_size) ||
(width-pcb_loc_x-pcb_width-(gap+2*wallthick) >= ext_bottom_standoff_support_size &&
depth-pcb_loc_y-pcb_depth <= ext_bottom_standoff_support_size) ||
(width-pcb_loc_x-pcb_width-(gap+2*wallthick) <= ext_bottom_standoff_support_size &&
depth-pcb_loc_y-pcb_depth >= ext_bottom_standoff_support_size)) &&
ext_bottom_front_right_enable == true) {
extended_standoff = [ext_bottom_standoff[0],
ext_bottom_standoff[1],
bottom_height+ext_bottom_front_right_adjust,
ext_bottom_standoff[3],
ext_bottom_standoff[4],
ext_bottom_standoff[5],
ext_bottom_standoff[6],
ext_bottom_standoff[7],
ext_bottom_front_right_support,
ext_bottom_standoff[9],
ext_bottom_standoff[10],
ext_bottom_standoff[11],
ext_bottom_standoff[12]];
translate([width-ext_bottom_standoff_support_size/4-(2*(wallthick+gap)),
depth-ext_bottom_standoff_support_size/4-(2*(wallthick+gap)),0])
standoff(extended_standoff,[false,10,2,"default"]);
}
// extended left-rear standoff
if((pcb_loc_x >= ext_bottom_standoff_support_size || pcb_loc_y >= ext_bottom_standoff_support_size)
&& ext_bottom_rear_left_enable == true) {
extended_standoff = [ext_bottom_standoff[0],
ext_bottom_standoff[1],
bottom_height+ext_bottom_rear_left_adjust,
ext_bottom_standoff[3],
ext_bottom_standoff[4],
ext_bottom_standoff[5],
ext_bottom_standoff[6],
ext_bottom_standoff[7],
ext_bottom_rear_left_support,
ext_bottom_standoff[9],
ext_bottom_standoff[10],
ext_bottom_standoff[11],
ext_bottom_standoff[12]];
translate([ext_bottom_standoff_support_size/4, ext_bottom_standoff_support_size/4,0])
standoff(extended_standoff,[false,10,2,"default"]);
}
// extended left-front standoff
if(((pcb_loc_x >= ext_bottom_standoff_support_size &&
depth-(pcb_loc_y+pcb_depth) >= ext_bottom_standoff_support_size) ||
(pcb_loc_x <= ext_bottom_standoff_support_size &&
depth-(pcb_loc_y+pcb_depth) >= ext_bottom_standoff_support_size) ||
(pcb_loc_x >= ext_bottom_standoff_support_size &&
depth-(pcb_loc_y+pcb_depth) <= ext_bottom_standoff_support_size)) &&
ext_bottom_front_left_enable == true) {
extended_standoff = [ext_bottom_standoff[0],
ext_bottom_standoff[1],
bottom_height+ext_bottom_front_left_adjust,
ext_bottom_standoff[3],
ext_bottom_standoff[4],
ext_bottom_standoff[5],
ext_bottom_standoff[6],
ext_bottom_standoff[7],
ext_bottom_front_left_support,
ext_bottom_standoff[9],
ext_bottom_standoff[10],
ext_bottom_standoff[11],
ext_bottom_standoff[12]];
translate([ext_bottom_standoff_support_size/4,
depth-(ext_bottom_standoff_support_size/4)-(2*(wallthick+gap)),0])
standoff(extended_standoff,[false,10,2,"default"]);
}
}
}
// subtractive accessories
if(accessory_name != "none") {
for (i=[1:11:len(accessory_data[a[0]])-1]) {
class = accessory_data[a[0]][i];
type = accessory_data[a[0]][i+1];
loc_x = accessory_data[a[0]][i+2];
loc_y = accessory_data[a[0]][i+3];
loc_z = accessory_data[a[0]][i+4];
face = accessory_data[a[0]][i+5];
rotation = accessory_data[a[0]][i+6];
parametric = accessory_data[a[0]][i+7];
size_x = accessory_data[a[0]][i+8][0];
size_y = accessory_data[a[0]][i+8][1];
size_z = accessory_data[a[0]][i+8][2];
data = accessory_data[a[0]][i+9];
mask = accessory_data[a[0]][i+10];
if ((class == "sub" && face == "bottom") || class == "suball") {
if(accessory_highlight == false) {
parametric_move_sub(type, loc_x, loc_y, loc_z, face, rotation, parametric,
[size_x,size_y,size_z],data, mask);
}
else {
#parametric_move_sub(type,loc_x,loc_y,loc_z,face,rotation,parametric,
[size_x,size_y,size_z],data, mask);
}
}
// create openings for additive
if ((class == "add1" || class == "add2" || class == "model") && mask[0] == true) {
if(accessory_highlight == false) {
parametric_move_add(type,loc_x,loc_y,loc_z,face,rotation,parametric,[size_x,size_y,size_z],data,[true,mask[1],mask[2],mask[3]]);
}
else {
#parametric_move_add(type,loc_x,loc_y,loc_z,face,rotation,parametric,[size_x,size_y,size_z],data,[true,mask[1],mask[2],mask[3]]);
}
}
}
}
// ui access panel
if(bottom_access_panel_enable == true) {
if(access_panel_rotation == 0) {
translate([access_panel_location[0],access_panel_location[1], 0]) rotate([0,0,access_panel_rotation])
access_panel([access_panel_size[0],access_panel_size[1],floorthick], access_panel_orientation, [true,10,2,"default"]);
}
if(access_panel_rotation == 90) {
translate([access_panel_location[0]+access_panel_size[1],access_panel_location[1], 0]) rotate([0,0,access_panel_rotation])
access_panel([access_panel_size[0],access_panel_size[1],floorthick], access_panel_orientation, [true,10,2,"default"]);
}
if(access_panel_rotation == 180) {
translate([access_panel_location[0]+access_panel_size[0],access_panel_location[1]+access_panel_size[1],0])
rotate([0,0,access_panel_rotation])
access_panel([access_panel_size[0],access_panel_size[1],floorthick], access_panel_orientation, [true,10,2,"default"]);
}
if(access_panel_rotation == 270) {
translate([access_panel_location[0],access_panel_location[1]+access_panel_size[0], 0]) rotate([0,0,access_panel_rotation])
access_panel([access_panel_size[0],access_panel_size[1],floorthick], access_panel_orientation, [true,10,2,"default"]);
}
}
for(i = [0:len(rack_bay_sbc)-1]) {
s = search([rack_bay_sbc[i]],sbc_data);
pcb_id = sbc_data[s[0]][4];
pcb_width = sbc_data[s[0]][10][0];
pcb_depth = sbc_data[s[0]][10][1];
pcb_z_orig = sbc_data[s[0]][10][2];
pcb_tmaxz = sbc_data[s[0]][11][5];
pcb_bmaxz = sbc_data[s[0]][11][6];
pcb_color = sbc_data[s[0]][11][1];
pcb_radius = sbc_data[s[0]][11][0];
pcb_loc_x = rack_bay_rotation[i] == 90 ? rack_bay_xyz_loc[i][0] + pcb_width : rack_bay_rotation[i] == 180 ?
rack_bay_xyz_loc[i][0] + pcb_width : rack_bay_xyz_loc[i][0];
pcb_loc_y = rack_bay_rotation[i] == 270 ? rack_bay_xyz_loc[i][1]+pcb_width : rack_bay_rotation[i] == 180 ?
rack_bay_xyz_loc[i][1]+pcb_depth : rack_bay_xyz_loc[i][1];
pcb_loc_z = rack_bay_xyz_loc[i][2];
// sbc openings
if(sbc_highlight == true && rack_bay_sbc[i] != "empty") {
#translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z-adj]) rotate([0,0,rack_bay_rotation[i]])
sbc(rack_bay_sbc[i], cooling, fan_size, gpio_opening, uart_opening, true);
}
if(sbc_highlight != true && rack_bay_sbc[i] != "empty") {
translate([pcb_loc_x ,pcb_loc_y,bottom_height-pcb_z+pcb_loc_z-adj]) rotate([0,0,rack_bay_rotation[i]])
sbc(rack_bay_sbc[i], cooling, fan_size, gpio_opening, uart_opening, true);
}
// indents
if(indents == true) {
for (i=[1:11:len(sbc_data[s[0]])-2]) {
class = sbc_data[s[0]][i+1];
type = sbc_data[s[0]][i+2];
pcbid = sbc_data[s[0]][i+3];
pcbloc_x = sbc_data[s[0]][i+4];
pcbloc_y = sbc_data[s[0]][i+5];
pcbloc_z = sbc_data[s[0]][i+6];
if(class == "pcb") {
for (i=[1:11:len(sbc_data[s[0]])-2]) {
class = sbc_data[s[0]][i+1];
type = sbc_data[s[0]][i+2];
id = sbc_data[s[0]][i+3];
loc_x = sbc_data[s[0]][i+4]+pcb_loc_x+pcbloc_x;
loc_y = sbc_data[s[0]][i+5]+pcb_loc_y+pcbloc_y;
loc_z = sbc_data[s[0]][i+6]+pcb_loc_z+pcbloc_z;
side = sbc_data[s[0]][i+7];
rotation = sbc_data[s[0]][i+8];
if(id == pcbid) {
indent(loc_x, loc_y, bottom_height+loc_z-adj, rotation[2], side, class, type, wallthick, gap, floorthick, pcb_z);
}
}
}
}
}
// case divide
translate([150-gap-wallthick,-gap-wallthick,-adj]) cube([rack_asm_gap,depth,case_z+2*adj]);
translate([300-gap-wallthick,-gap-wallthick,-adj]) cube([rack_asm_gap,depth,case_z+2*adj]);
}
// clean fillets
if(case_design == "shell") {
translate([(width/2)-wallthick-gap,(depth/2)-wallthick-gap,bottom_height/2])
cube_negative_fillet([width,depth,bottom_height], radius=-1,
vertical=[corner_fillet,corner_fillet,corner_fillet,corner_fillet], top=[0,0,0,0],
bottom=[edge_fillet,edge_fillet,edge_fillet,edge_fillet,edge_fillet], $fn=90);
}
}
// additive accessories
if(accessory_name != "none") {
for (i=[1:11:len(accessory_data[a[0]])-1]) {
class = accessory_data[a[0]][i];
type = accessory_data[a[0]][i+1];
loc_x = accessory_data[a[0]][i+2];
loc_y = accessory_data[a[0]][i+3];
loc_z = accessory_data[a[0]][i+4];
face = accessory_data[a[0]][i+5];
rotation = accessory_data[a[0]][i+6];
parametric = accessory_data[a[0]][i+7];
size = accessory_data[a[0]][i+8];
data = accessory_data[a[0]][i+9];
mask = accessory_data[a[0]][i+10];
if(class == "add2" && face == "bottom") {
parametric_move_add(type, loc_x, loc_y, loc_z, face, rotation, parametric, size, data, [false,mask[1],mask[2],mask[3]]);
}
}
}
// ui access port
if(bottom_access_panel_enable == true) {
if(access_panel_rotation == 0) {
translate([access_panel_location[0],access_panel_location[1], 0]) rotate([0,0,access_panel_rotation])
access_panel([access_panel_size[0],access_panel_size[1],floorthick], access_panel_orientation, [false,10,2,"default"]);
}
if(access_panel_rotation == 90) {
translate([access_panel_location[0]+access_panel_size[1],access_panel_location[1], 0]) rotate([0,0,access_panel_rotation])
access_panel([access_panel_size[0],access_panel_size[1],floorthick], access_panel_orientation, [false,10,2,"default"]);
}
if(access_panel_rotation == 180) {
translate([access_panel_location[0]+access_panel_size[0],access_panel_location[1]+access_panel_size[1],0]) rotate([0,0,access_panel_rotation])
access_panel([access_panel_size[0],access_panel_size[1],floorthick], access_panel_orientation, [false,10,2,"default"]);
}
if(access_panel_rotation == 270) {
translate([access_panel_location[0],access_panel_location[1]+access_panel_size[0], 0]) rotate([0,0,access_panel_rotation])
access_panel([access_panel_size[0],access_panel_size[1],floorthick], access_panel_orientation, [false,10,2,"default"]);
}
}
}
}

1
sbc_case_builder_library.scad
View File

@@ -51,6 +51,7 @@ include <./lib/keyhole.scad>;
include <./lib/oem_adafruit.scad>; include <./lib/oem_adafruit.scad>;
include <./lib/oem_hk.scad>; include <./lib/oem_hk.scad>;
include <./lib/oem_rpi.scad>; include <./lib/oem_rpi.scad>;
include <./lib/panel_clamp.scad>;
include <./lib/rack.scad>; include <./lib/rack.scad>;
include <./lib/standoff.scad>; include <./lib/standoff.scad>;
include <./lib/vent.scad>; include <./lib/vent.scad>;