3D printable box enclosure for PCB v1.9

pull/3/head
Emard 7 years ago
parent 7a95c0640f
commit b5222ff228

@ -0,0 +1,436 @@
include <upbox.scad>
/* [STL element to export] */
//Coque haut - Top shell
TShell = 1;// [0:No, 1:Yes]
//Coque bas- Bottom shell
BShell = 1;// [0:No, 1:Yes]
//Panneau arrière - Rear panel
BPanel = 1;// [0:No, 1:Yes]
//Panneau avant - Front panel
FPanel = 1;// [0:No, 1:Yes]
// button pins
Pins = 1; // button pins
//Texte façade - Front text
Text = 1;// [0:No, 1:Yes]
/*//////////////////////////////////////////////////////////////////
- mjesečno po svojem parkir FB Aka Heartman/Hearty 2016 -
- http://heartygfx.blogspot.com -
- OpenScad Parametric Box -
- CC BY-NC 3.0 License -
////////////////////////////////////////////////////////////////////
12/02/2016 - Fixed minor bug
28/02/2016 - Added holes ventilation option
09/03/2016 - Added PCB feet support, fixed the shell artefact on export mode.
*/////////////////////////// - Info - //////////////////////////////
// All coordinates are starting as integrated circuit pins.
// From the top view :
// CoordD <--- CoordC
// ^
// ^
// ^
// CoordA ---> CoordB
////////////////////////////////////////////////////////////////////
////////// - Paramètres de la boite - Box parameters - /////////////
/* [PCB_Feet--TheBoard_Will_NotBeExported) ] */
//All dimensions are from the center foot axis
// - Coin bas gauche - Low left corner X position
PCBPosX = 0;
// - Coin bas gauche - Low left corner Y position
PCBPosY = 0;
// - Longueur PCB - PCB Length
PCBLength = 30*2.54;
// - Largeur PCB - PCB Width
PCBWidth = 17*2.54;
// Thickness of PCB
PCBThick = 1.6;
// - Heuteur pied - Feet height
FootHeight = 7;
// - Diamètre pied - Foot diameter
FootDia = 6;
// - Diamètre trou - Hole diameter
FootHole = 1.8;
// - 3-foot mode, one foot width-asymmetric, 0 for normal 4-foot mode
Foot3Width = 0*2.54;
// those clearances should be larger than
// the PCB edge to hole centers distances
FootClrX = 10; // foot center to panel clearance 25 for DB-9, 10 for tight
FootClrY = 10-3; // foot center to shell wall clearance
FootmvY = 3; // move foot out of center y direction
// - Epaisseur - Wall thickness
Thick = 2;//[2:5]
/* [Box dimensions] */
// - Longueur - Length
Length = PCBLength+2*(2*Thick+FootClrX);
// - Largeur - Width
Width = PCBWidth+2*(Thick+FootClrY);
// - Hauteur - Height
Height = 26;
/* [Box options] */
// Pieds PCB - PCB feet (x4)
PCBFeet = 1;// [0:No, 1:Yes]
// - Decorations to ventilation holes
Vent = 0;// [0:No, 1:Yes]
// - Decoration-Holes width (in mm)
Vent_width = 1.5;
// - Text you want
txt = "ULX3S";
// - Font size
TxtSize = 6;
// - Font
Police ="Arial Black";
// - Diamètre Coin arrondi - Filet diameter
Filet = 2;//[0.1:12]
// - lissage de l'arrondi - Filet smoothness
Resolution = 20;//[1:100]
// - Tolérance - Tolerance (Panel/rails gap)
m = 0.5;
mz = 1.0; // panels height tolerance
// mounting legs clearance
MountClearance = 0.1;
// clearance between Top and Bottom shell
ShellClearance = 0.0;
// mounting hole diameters
MountOuterHole = 2.5;
MountInnerHole = 1.8;
// fixation leg size
MountLegSize = 0; // 10
// fixation hole z-position from center
MountHolePos = 2.5;
// distance of leg to the edge
MountLegEdge = 0*MountLegSize;
/* [Hidden] */
// - Couleur coque - Shell color
Couleur1 = "Orange";
// - Couleur panneaux - Panels color
Couleur2 = "OrangeRed";
// Thick X 2 - making decorations thicker if it is a vent to make sure they go through shell
Dec_Thick = Vent ? Thick*2 : Thick;
// - Depth decoration
Dec_size = Vent ? Thick*2 : 0.8;
//////////////////// Oversize PCB limitation -Actually disabled - ////////////////////
//PCBL= PCBLength+PCBPosX>Length-(Thick*2+7) ? Length-(Thick*3+20+PCBPosX) : PCBLength;
//PCBW= PCBWidth+PCBPosY>Width-(Thick*2+10) ? Width-(Thick*2+12+PCBPosY) : PCBWidth;
PCBL=PCBLength;
PCBW=PCBWidth;
//echo (" PCBWidth = ",PCBW);
///////////////////////////////////// - Main - ///////////////////////////////////////
// mounting hole xy-position
Footx = 2*Thick+FootClrX;
Footy = Thick+FootClrY+FootmvY;
Fh = 17.5; // top feet height
// foot xy positions
Fxy = [
[Footx, Footy, 0],
[Footx+PCBLength, Footy, 0],
[Footx, Footy+PCBWidth, 0],
[Footx+PCBLength, Footy+PCBWidth, 0]
];
module connector_cut()
{
// mounting hole x-position
//footx = 2*Thick+FootClrX;
//footy = Thick+FootClrY;
cy = 60-8;
translate([Footx,Footy,0])
{
// cut off for WiFi
translate([24-10,-10,6])
cube([21,3,3],center=true);
// cut off for HDMI
translate([42.3,cy,12])
cube([22,10,13],center=true);
// cut off for AUDIO
translate([21.47,cy,11])
rotate([90,0,0])
cylinder(d=13,h=10,$fn=32,center=true);
// cut off for 2.5/3.3V jumper
translate([27.07+2.54,cy,9.5])
cube([13,10,5],center=true);
// cut off for USB1
translate([8.89,cy,9.5])
cube([13,10,9],center=true);
// cut off for USB2
translate([67.31,cy,9.5])
cube([13,10,9],center=true);
}
}
// xyz positions of all buttons
// relative to feet
button_pos =
[
[68.58,34.29,0], // btn0
[2.54,19.05,0], // btn1
[13.97,19.05,0], // btn2
[57.15,8.89,0], // btn3
[57.15,0,0], // btn4
[45.72,0,0], // btn5
[68.58,0,0] // btn6
];
// addition to top shell - button tubes
module top_add()
{
// mounting hole xy-position
//footx = 2*Thick+FootClrX;
//footy = Thick+FootClrY;
tube_h=Height/2-3;
tube_od=9; // tube outer diameter
translate([Footx,Footy,Height-tube_h/2])
{
// btn hole
for(i = [0:6])
translate(button_pos[i])
cylinder(d=tube_od,h=tube_h,$fn=12,center=true);
}
for(i = [0:3])
{
translate([0,0,Height-Fh/2])
translate(Fxy[i])
{
cylinder(d=6,h=Fh,$fn=12,center=true);
// small in-hole centering cylinders
translate([0,0,-Fh/2-(PCBThick-0.1-0.001)])
cylinder(d=3,h=PCBThick-0.1,$fn=32);
}
}
}
module button_pins()
{
pin_d1=6; // top dia
pin_h=Height/2+2; // total height
pin_d2=8; // button touch dia
pin_h2=2; // button touch h
//footx = 2*Thick+FootClrX;
//footy = Thick+FootClrY;
translate([Footx,Footy,Height/2+0.5])
for(i = [0:6])
translate(button_pos[i])
union()
{
cylinder(d=pin_d1,h=pin_h,$fn=32);
cylinder(d=pin_d2,h=pin_h2,$fn=32);
}
}
module top_cut()
{
// mounting hole xy-position
//footx = 2*Thick+FootClrX;
//footy = Thick+FootClrY;
tube_h=Height/2-3;
tube_id=7; // button tube inner diameter
translate([Footx,Footy,Height])
{
// 8-led view slit
translate([8.89,28.81,0])
cube([20,4,10],center=true);
// 3-led view slit
translate([27.94,2.54,0])
cube([10,4,10],center=true);
// display (screen)
if(1)
translate([PCBLength/2-1,PCBWidth/2,0])
cube([23,16,10],center=true);
// display socket
if(0)
translate([PCBLength/2,8.5,0])
cube([20,4,10],center=true);
// btn hole
translate([0,0,-tube_h/2])
for(i = [0:6])
translate(button_pos[i])
cylinder(d=tube_id,h=tube_h+1,$fn=12,center=true);
}
// screw holes on top legs
screwhole_h=10; // depth of the screw hole
for(i=[0:3])
translate([0,0,Height-Fh/2])
translate(Fxy[i])
translate([0,0,-screwhole_h/2-PCBThick])
cylinder(d=1.8,h=screwhole_h,$fn=6,center=true);
}
BFclr = 0.5; // bottom feet clearance
// add bottom custom feet
module bottom_add()
{
bfh=Height-Fh-PCBThick-BFclr; // bottom feet height
for(i=[0:3])
translate(Fxy[i])
cylinder(d=6.5,h=bfh,$fn=12,center=false);
}
// cut holes in bottom feet
module bottom_cut()
{
transition=2;
bfhole=Height-Fh-PCBThick-BFclr-(Thick+transition/2);
for(i=[0:3])
translate([0,0,-0.01])
translate(Fxy[i])
union()
{
cylinder(d=1.8,h=Height,$fn=12,center=false);
// conical transition
translate([0,0,bfhole-0.01])
cylinder(d1=5,d2=1.8,h=transition+0.02,$fn=12,center=false);
// screw head hole
cylinder(d=5,h=bfhole,$fn=12,center=false);
}
// cut rails for PCB
if(1)
translate((Fxy[0]+Fxy[3])/2+[0,0,Height/2+(Height-Fh-PCBThick-BFclr)])
cube([99,51.15,Height],center=true);
}
if(BPanel==1)
//Back Panel
translate ([-m/2,0,0]){
difference()
{
union()
{
Panels();
// screw extenders
for(i=[-1:2:1])
translate([Thick*1.5*0+m,25.4/2*i+Width/2,Height/2])
rotate([0,90,0])
cylinder(d=4,h=Thick*2,$fn=32,center=true);
}
if(1)
{
// cut off opening for DB-9 connector
translate([Thick*1.5+m,Width/2,Height/2])
cube([Thick*2,19,10],center=true);
// cut off screw holes
for(i=[-1:2:1])
translate([Thick*1.5+m-1.9,25.4/2*i+Width/2,Height/2])
rotate([0,90,0])
cylinder(d=1.8,h=6,$fn=12,center=true);
}
}
}
if(FPanel==1)
{
//Front Panel
rotate([0,0,180])
translate([-Length-m/2,-Width,0])
Panels();
if(Text==1)
// Front text
color(Couleur1)
{
translate([
Length-(Thick)-m/2,
Width/2,
Height/2])
{// x,y,z
rotate([90,0,90]){
linear_extrude(height = 1.0){
text(txt, font = Police, size = TxtSize, valign ="center", halign ="center");
}
}
}
}
}
if(BShell==1)
// Coque bas - Bottom shell
color(Couleur1){
difference()
{
union()
{
Coque(top=0);
bottom_add();
}
connector_cut();
bottom_cut();
}
if(0)
if (PCBFeet==1) // Feet
{
footx = 2*Thick+FootClrX;
footy = Thick+FootClrY;
difference()
{
union()
{
translate([PCBPosX,PCBPosY,0])
Feet();
// add centering cylinder for 3.2 mm hole
if(0)
for(i=[0:1])
for(j=[0:1])
translate([footx+i*PCBLength,footy+j*PCBWidth,FootHeight-Thick+1.5])
cylinder(d=3,h=1.5,$fn=32);
}
// drill holes 1.8 mm for screws
for(i=[0:1])
for(j=[0:1])
translate([footx+i*PCBLength,footy+j*PCBWidth,FootHeight-Thick+1.5-4])
cylinder(d=2.5,h=Height,$fn=32);
}
}
}
if(TShell==1)
// Coque haut - Top Shell
color( Couleur1,1){
difference()
{
union()
{
translate([Length,0,Height+ShellClearance])
rotate([0,180,0])
Coque(top=1);
top_add();
}
connector_cut();
top_cut();
}
}
if(Pins==1)
button_pins();
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