131 lines
3.3 KiB
OpenSCAD
131 lines
3.3 KiB
OpenSCAD
include <../../../config/common.scad>
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include <../../../helper/common.scad>
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// All coordinates are in [x,y], or [x,y,z] format
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pcbDimensions = [56.0, 85.1]; // [x,y]
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pcbThickness = 1.42;
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// [+x, -x, +y, -y]
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pcbCaseSpace = [5, 2, 5, 2];
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pcbRise = 3;
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caseWallThickness = 2;
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caseBottomThickness = 2;
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mountPointDiameter = 5;
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// TODO use actual reference doc for this
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mountPoints = [[3.65,23.30,0], [3.65,pcbDimensions[1]-3.65,0], [pcbDimensions[0]-3.65,23.30,0], [pcbDimensions[0]-3.65,pcbDimensions[1]-3.65,0]];
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module pcb() {
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cube(size=[pcbDimensions[0], pcbDimensions[1], pcbThickness]);
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}
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module pcbCaseBottom_() {
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translate(v=[-pcbCaseSpace[1]-caseWallThickness, -pcbCaseSpace[3]-caseWallThickness, -caseBottomThickness-pcbRise])
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difference() {
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cube(size=[
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pcbDimensions[0]+pcbCaseSpace[0]+pcbCaseSpace[1] + 2*caseWallThickness,
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pcbDimensions[1]+pcbCaseSpace[2]+pcbCaseSpace[3] + 2*caseWallThickness,
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26 // 3u case, subtracted for and other bullshit
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]);
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translate(v=[caseWallThickness, caseWallThickness, caseBottomThickness])
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cube(size=[
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pcbDimensions[0]+pcbCaseSpace[0]+pcbCaseSpace[1],
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pcbDimensions[1]+pcbCaseSpace[2]+pcbCaseSpace[3],
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26 // 3u case, subtracted 4 for lid and bullshit
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]);
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}
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}
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module pcbCaseWithRisers_() {
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union() {
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translate(v=[0,0,-pcbRise]){
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difference () {
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mountPoints_N(pcbRise, mountPointDiameter/1.5, mountPointDiameter/2, 32, false);
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mountPoints_N(pcbRise + 2, 1.95/2 - 0.05, 1.95/2 - 0.05, 32, false);
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}
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}
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pcbCaseBottom_();
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}
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}
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module cutoutProfileAirflow_N() {
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// bottom cutouts
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union() {
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for (i=[0:11]) {
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translate(v=[pcbDimensions[0]/2.0, i*6 + 10,0])
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minkowski() {
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cube(size=[30,1,20], center=true);
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cylinder(h=1,r=1);
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}
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}
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}
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// back cutout
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translate(v=[5,pcbDimensions[1]+5,-1])
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minkowski() {
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cube(size=[50,90,15], center=false);
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rotate(a=[90,0,0])
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cylinder(h=1,r=2);
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}
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// front cutout
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translate(v=[pcbDimensions[0],2.5,1])
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cube(size=[inf50, 80, 15]);
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}
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module mountPoints_N(cylHeight, cylRad1, cylRad2, cylFn, center) {
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for (i=[0:3]) {
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p = mountPoints[i];
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translate(v=[p[0], p[1], p[2]])
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cylinder(r1=cylRad1, r2=cylRad2, h=cylHeight, $fn=cylFn, center=center);
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}
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}
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// fucked up
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module cutoutProfile_N() {
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color([1,0,1])
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union() {
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// front I/O
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mirror(v=[0,1,0])
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translate(v=[1, -eps*100, pcbThickness-4])
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cube(size=[58.0 + 0.1, inf50, 21 + 0.1]);
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// side I/O
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translate(v=[-48-3, (pcbDimensions[1]-54)-10, pcbThickness-4])
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cube(size=[inf50, 64, 19]);
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}
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}
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module mainCase() {
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difference() {
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union() {
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pcbCaseWithRisers_();
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// lugs
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// -4
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translate(v = [pcbDimensions[0]+caseWallThickness+pcbCaseSpace[0], -caseWallThickness-pcbCaseSpace[3], -pcbRise-
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caseBottomThickness])
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cube(size = [2, 5, 5]);
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// 87.1
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translate(v = [pcbDimensions[0]+caseWallThickness+pcbCaseSpace[0], pcbDimensions[1]+pcbCaseSpace[2]-5+
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caseWallThickness, -pcbRise-caseBottomThickness])
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cube(size = [2, 5, 5]);
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// -> 87.1 + 4 = 91.1
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}
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union() {
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cutoutProfile_N();
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cutoutProfileAirflow_N();
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}
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}
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}
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mainCase(); |