576 lines
16 KiB
OpenSCAD
Executable File
576 lines
16 KiB
OpenSCAD
Executable File
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$fn = 50*1;
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//Constants, do not change !
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sixinch = 155*1; // cm = 6"
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width = 155-20-20; // 11.5cm between rails
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unit = (44.5/19)*6; // 1U
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gauge = 3*1;
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gauge_box = 2*1;
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//Cabinet screws in mm. They can be changed a little
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screw_head = 7.4;
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screw_head_height = 2.2;
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screw_dia = 3;
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screw_hole = 2.6;
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screw_length = 15;
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nut_4mm = 8.1;
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slip = 0.35;
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module chimney() {
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for(i=[0:8:80]){
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echo(i);
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translate([20 + (width-80)/2 +i,-1,20]){
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minkowski(){
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cube([0.01,200,30]);
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sphere(d=2,h=1);
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}
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}
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}
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}
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module back_plate(u,dp,screw_top,screw_bottom,screw_side,square_hole,round_hole){
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difference(){
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union(){
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translate([20+gauge_box+slip,gauge_box+slip,gauge+dp-gauge_box]){
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cube([width-2*gauge_box-2*slip, u*unit-2*gauge_box-2*slip, gauge_box]);
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}
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}
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//Square holes
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for(i=[0:len(square_hole)-1]){
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x = square_hole[i][0];
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y = square_hole[i][1];
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w = square_hole[i][2];
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h = square_hole[i][3];
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translate([x+20+gauge_box,y+gauge_box,dp-1]){cube([w,h,gauge+2]);}
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}
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//Round holes
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if(len(round_hole)>0){
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for(i=[0:len(round_hole)-1]){
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x = round_hole[i][0];
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y = round_hole[i][1];
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dia = round_hole[i][2];
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translate([20+gauge_box+x,gauge_box+y,dp-4]){ cylinder(d=dia,h=10); }
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}
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}
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//Screw holes
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if(len(screw_top)>0){
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for(i=[0:len(screw_top)-1]){
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p = screw_top[i];
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translate([p,unit*u-gauge_box-4,gauge+dp+0.1]){rotate([0,180,0]){screw();}}
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translate([sixinch-p,unit*u-gauge_box-4,gauge+dp+0.1]){rotate([0,180,0]){screw();}}
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}
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}
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if(len(screw_bottom)>0){
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for(i=[0:len(screw_bottom)-1]){
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p = screw_bottom[i];
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translate([p,gauge_box+4 ,gauge+dp+0.1]){rotate([0,180,0]){screw();}}
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translate([sixinch-p, gauge_box+4 ,gauge+dp+0.1]){rotate([0,180,0]){screw();}}
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}
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}
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if(len(screw_side)>0){
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for(i=[0:len(screw_side)-1]){
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p = screw_side[i];
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translate([sixinch-20-6, unit*p ,gauge+dp+0.1]){rotate([0,180,0]){screw();}}
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translate([20+6, unit*p ,gauge+dp+0.1]){rotate([0,180,0]){screw();}}
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}
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}
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}
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}
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module peg(x,y,od,id,he){
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translate([x,y,0]){
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rotate([-90,0,0]){
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difference(){
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cylinder(r=od/2,h=he);
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translate([0,0,-0.5]){cylinder(r=id/2,h=he+1);}
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}
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}
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}
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}
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module screwtrap(){
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difference(){
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translate([0,0,5]){
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intersection(){
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scale([1,1,0.7]){
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sphere(r=8);
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}
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translate([0,-0.001,-10]){ cube([20,20,20]);}
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}
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}
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translate([2,4,5]){
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rotate([90,90,90]){
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translate([0,0,-10]){ cylinder(r=screw_dia/2,h=20,$fn=100);}
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}
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}
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}
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}
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module nuttrap(){
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difference(){
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linear_extrude(10){
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polygon(points=[[0,0],[8,0],[2,8],[0,8]]);
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}
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translate([2,4,5]){
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rotate([90,90,90]){
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cylinder(r=nut_4mm/2,h=20,$fn=6);
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}
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}
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translate([2,4,5]){
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rotate([90,90,90]){
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translate([0,0,-10]){ cylinder(r=screw_dia/2,h=20,$fn=100);}
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}
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}
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}
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}
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module cabinet (dp,u,screw_bottom_front,round_peg,screw_side_front){
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difference(){
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box(dp,u,screw_bottom_front,round_peg,screw_side_front);
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translate([20,unit/2+3,sixinch-40]){ cylinder(d=gauge_box,h=41);}
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translate([20,unit/2+0,sixinch-40]){ cylinder(d=gauge_box,h=41);}
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translate([20,unit/2-3,sixinch-40]){ cylinder(d=gauge_box,h=41);}
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translate([20+width,unit/2+3,sixinch-40]){ cylinder(d=gauge_box,h=41);}
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translate([20+width,unit/2+0,sixinch-40]){ cylinder(d=gauge_box,h=41);}
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translate([20+width,unit/2-3,sixinch-40]){ cylinder(d=gauge_box,h=41);}
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}
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}
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module box(dp,u,screw_bottom_front,round_peg,screw_side_front){
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difference(){
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translate([20,0,gauge]){
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difference(){
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cube([115,u*unit,dp]);
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translate([gauge_box,gauge_box,-1]){ cube([115-gauge_box*2,u*unit,dp+2]);}
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}
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}
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//CHIMNEY
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chimney();
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}
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//Screw mounts on the bottom plate
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for(i=[0:len(screw_bottom_front)-1]){
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p = screw_bottom_front[i];
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translate([p+5,gauge_box,gauge]){rotate([0,-90,0]){screwtrap();}}
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translate([sixinch-p+5,gauge_box,gauge]){rotate([0,-90,0]){screwtrap();}}
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translate([p-5,gauge_box,gauge+dp-gauge_box]){rotate([0,90,0]){screwtrap();}}
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translate([sixinch-p-5,gauge_box,gauge+dp-gauge_box]){rotate([0,90,0]){screwtrap();}}
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}
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//Screw mounts on the side of cabinet
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if(len(screw_side_front)>0){
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for(i=[0:len(screw_side_front)-1]){
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p = screw_side_front[i]*unit;
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translate([20+gauge_box,p-5,gauge]){rotate([0,-90,-90]){screwtrap();}}
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translate([sixinch-20-gauge_box,p+5,gauge]){rotate([0,-90,90]){screwtrap();}}
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translate([20+gauge_box,p+5,gauge+dp-gauge_box]){rotate([0,90,-90]){screwtrap();}}
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translate([sixinch-20-gauge_box,p-5,gauge+dp-gauge_box]){rotate([0,90,90]){screwtrap();}}
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}
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}
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//Screw mounts for lid. Two on each side, three if dp>90
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translate([20+gauge_box,unit*u-gauge_box,gauge+10]){rotate([0,0,-90]){screwtrap();}}
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translate([20+gauge_box,unit*u-gauge_box,gauge+dp-10-10]){rotate([0,0,-90]){screwtrap();}}
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translate([sixinch-20-gauge_box,unit*u-gauge_box,gauge+10+10]){rotate([180,0,-90]){screwtrap();}}
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translate([sixinch-20-gauge_box,unit*u-gauge_box,gauge+dp-10-10+10]){rotate([180,0,-90]){screwtrap();}}
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if(dp>90){
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translate([sixinch-20-gauge_box,unit*u-gauge_box,gauge+dp/2-5+10]){rotate([180,0,-90]){screwtrap();}}
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translate([20+gauge_box,unit*u-gauge_box,gauge+dp/2-5]){rotate([0,0,-90]){screwtrap();}}
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}
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//Lid rest bar
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translate([20+gauge_box,unit*u-3-gauge_box,gauge]){
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linear_extrude(dp-gauge_box){polygon (points=[[0,0],[3,3],[0,3]]);}
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}
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translate([sixinch-20-gauge_box,unit*u-3-gauge_box,gauge]){
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linear_extrude(dp-gauge_box){polygon (points=[[0,0],[-3,3],[0,3]]);}
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}
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// Back/front rest bar
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translate([0,0,dp+gauge-2-gauge_box]){
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difference(){
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translate([20,0,0]){ cube([width,unit*u-gauge_box,2]); }
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translate([20+gauge_box+2,gauge_box+2,-1]){ cube([width-2*gauge_box-4,unit*u,4]); }
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}
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}
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//PEGS Relative to inside corner
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translate([20+gauge_box,0,gauge]){
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if(len(round_peg)>0){
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for(i=[0:len(round_peg)-1]){
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x = round_peg[i][0];
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y = round_peg[i][1];
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od = round_peg[i][2];
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id = round_peg[i][3];
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he = round_peg[i][4];
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translate([x,0,y]){peg(0,0,od,id,he); }
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}
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}
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}
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}
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module lid(dp,u,screw_front,screw_back){
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difference(){
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union(){
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if(len(screw_front)>0){
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for(i=[0:len(screw_front)-1]){
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p = screw_front[i];
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translate([p-5,unit*u-gauge_box,gauge]){rotate([0,-90,180]){screwtrap();}}
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translate([sixinch-p-5,unit*u-gauge_box,gauge]){rotate([0,-90,180]){screwtrap();}}
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}
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}
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if(len(screw_back)>0){
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for(i=[0:len(screw_back)-1]){
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p = screw_back[i];
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translate([p+5,unit*u-gauge_box,gauge+dp-gauge_box]){rotate([0,90,180]){screwtrap();}}
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translate([sixinch-p+5,unit*u-gauge_box,gauge+dp-gauge_box]){rotate([0,90,180]){screwtrap();}}
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}
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}
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//lid
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translate([20+gauge_box+slip,u*unit-gauge_box,gauge]){
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cube([115-gauge_box*2-slip*2,gauge_box,dp]);
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}
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//back rest
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translate([sixinch/2-40,u*unit-gauge_box-2,gauge+dp-2-gauge_box]){
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cube([80,2,2]);
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}
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}
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//Negative
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translate([20+gauge_box+4,unit*u+0.01 ,gauge+10+5]){rotate([90,0,0]){screw();}}
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translate([20+gauge_box+4,unit*u+0.01 ,gauge+dp-10-10+5]){rotate([90,0,0]){screw();}}
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translate([sixinch-20-gauge_box-4,unit*u+0.01 ,gauge+10+10-5]){rotate([90,0,0]){screw();}}
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translate([sixinch-20-gauge_box-4,unit*u +0.01 ,gauge+dp-10-10+10-5]){rotate([90,0,0]){screw();}}
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if(dp>90){
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translate([sixinch-20-gauge_box-4,unit*u+0.01 ,gauge+dp/2-5+10-5]){rotate([90,0,0]){screw();}}
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translate([20+gauge_box+4,unit*u+0.01 ,gauge+dp/2-5+5]){rotate([90,0,0]){screw();}}
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}
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chimney();
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}
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}
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module screw(){
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cylinder(r1=screw_head/2, r2=screw_dia/2, h=screw_head_height);
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cylinder(r=screw_dia/2, h=40);
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translate([0,0,-0.99]){cylinder(r=screw_head/2, h=1);}
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}
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module frontholes(u,screw_top,screw_bottom_front,screw_side_front){
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if(len(screw_bottom_front)>0){
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for(i=[0:len(screw_bottom_front)-1]){
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p = screw_bottom_front[i];
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translate([p,gauge_box+4,-0.01]){screw();}
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translate([sixinch-p,gauge_box+4,-0.01]){screw();}
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}
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}
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if(len(screw_side_front)>0){
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for(i=[0:len(screw_side_front)-1]){
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p = screw_side_front[i]*unit;
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translate([20+gauge_box+4,p,-0.01]){screw();}
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translate([sixinch-20-gauge_box-4,p,-0.01]){screw();}
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}
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}
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if(len(screw_top)>0){
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for(i=[0:len(screw_top)-1]){
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p = screw_top[i];
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translate([p,unit*u-gauge_box-4,-0.01]){screw();}
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translate([sixinch-p,unit*u-gauge_box-4,-0.01]){screw();}
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}
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}
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}
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module handle(u,print){
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if(print){
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translate([16,-u*unit,8]){rotate([0,90,0]){handle1(u);}}
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translate([0,-u*unit,8]){rotate([0,90,0]){handle1(u);}}
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}else{
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translate([22,2,0]){rotate([0,180,0]){handle1(u);}}
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translate([sixinch-14,2,0]){rotate([0,180,0]){handle1(u);}}
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}
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}
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module handle1(u){
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difference(){
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handle2(8,u*unit-4,10,3);
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translate([-1,5,-1]){handle2(10,u*unit-10-4,6,3);}
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translate([4,2.5,-1]){ cylinder(r=screw_hole/2,h=9);}
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translate([4,u*unit-4-2.5,-1]){ cylinder(r=screw_hole/2,h=9);}
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}
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}
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module handle2(w,h,d,ra){
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translate([0,ra,d-ra]){
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rotate([0,90,0]){
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cylinder(r=ra,h=w);
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}
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}
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translate([0,h-ra,d-ra]){
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rotate([0,90,0]){
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cylinder(r=ra,h=w);
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}
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}
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translate([0,ra,0]){
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cube([w,h-ra-ra,d]);
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}
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cube([w,h,d-ra]);
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}
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module insideprofile(l){
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difference(){
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union(){
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translate([7.6,10,0]){cube([4.8,10,l]);}
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translate([0,7.6,0]){cube([20,4.8,l]);}
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translate([6.5,10-2.1,0]){cube([7 ,10,l]);}
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translate([2.1,6.5,0]){cube([15.8,7 ,l]);}
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}
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translate([4,4,-1]){
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cube([12,12,l+2]);
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}
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}
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translate([20,20,0]){
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rotate([0,-90,0]){
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linear_extrude(20){
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polygon (points=[[0,0],[l,0],[0,l]]);
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}
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}
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}
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}
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module rightbottomplate(t){
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difference(){
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bottomplate(t);
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translate([-1,-1,-1]){
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cube([(sixinch+20)/2+1,sixinch+20+2,t+2]);
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}
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}
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}
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module leftbottomplate(t){
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difference(){
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bottomplate(t);
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translate([(sixinch+20)/2,-1,-1]){
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cube([(sixinch+20)/2+1,sixinch+20+2,t+2]);
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}
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# translate([10,10,-1]){cylinder(r=2.5,h=base+2);}
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translate([10,sixinch+20-10,-1]){cylinder(r=2.5,h=base+2);}
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translate([(sixinch+20)/2-20,-1,2.1]){cube([40,sixinch+20+2,2]);}
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}
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translate([0,0,base]){insideprofile(10);}
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rotate([0,0,180]){translate([-20,-sixinch-20,base]){insideprofile(10);}}
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}
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module bottomplate(t){
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translate([1,1,0]){
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minkowski(){
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cube([sixinch+20-2,sixinch+20-2,t-1]);
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cylinder(r=1,h=1);
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}
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}
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}
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module frontplate(u,square_hole,round_hole,round_peg,screw_side_front,screw_top,screw_bottom_front){
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difference(){
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baseplate(u);
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//Square holes
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if(len(square_hole)>0){
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for(i=[0:len(square_hole)-1]){
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x = square_hole[i][0];
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y = square_hole[i][1];
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w = square_hole[i][2];
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h = square_hole[i][3];
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translate([x,y,-1]){cube([w,h,gauge+2]);}
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}
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}
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//Round holes
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if(len(round_hole)>0){
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for(i=[0:len(round_hole)-1]){
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x = round_hole[i][0];
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y = round_hole[i][1];
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d = round_hole[i][2];
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translate([x,y,-1]){cylinder(r=d/2,gauge+1);}
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}
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}
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//Cabinet holes
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frontholes(u,screw_top,screw_bottom_front,screw_side_front);
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//Handle holes
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translate([18,4.5,gauge-0.25]){rotate([180,0,0]){screw();}}
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translate([18,u*unit-4.5,gauge-0.25]){rotate([180,0,0]){screw();}}
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translate([sixinch-18,4.5,gauge-0.25]){rotate([180,0,0]){screw();}}
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translate([sixinch-18,u*unit-4.5,gauge-0.25]){rotate([180,0,0]){screw();}}
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}
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//chassis support
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/*
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translate([20+gauge_box,gauge_box,gauge]){
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difference(){
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cube([115-gauge_box*2,u*unit-2*gauge_box,3]);
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translate([gauge_box,gauge_box,-1]){ cube([115-gauge_box*4,u*unit-gauge_box*4,5]);}
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}
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} */
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//Handle base
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/*
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translate([14,0,0]){
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cube([8,u*unit,gauge/2]);
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}
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translate([sixinch-22,0,0]){
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cube([8,u*unit,gauge/2]);
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}
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*/
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//Support pegs
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if(len(round_peg)>0){
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for(i=[0:len(round_peg)-1]){
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x = round_peg[i][0];
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y = round_peg[i][1];
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od = round_peg[i][2];
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id = round_peg[i][3];
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he = round_peg[i][4];
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translate([x,y,gauge]){
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difference(){
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# cylinder(r=od/2,h=he);
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# cylinder(r=id/2,h=he+1);
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}
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}
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}
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}
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//cabinet support bars
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translate([0,0,gauge]){
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translate([20+width*0.25,gauge_box,0]){ cube([width*0.5,1,1.5]); }
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translate([20+width*0.25,unit*u-1-gauge_box,0]){ cube([width*0.5,1,1.5]); }
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}
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}
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module baseplate(u,handle){
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difference(){
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union(){
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translate([1.25,1.25,1.25]){
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minkowski(){
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cube([sixinch-2.5,unit*u-2.5,gauge-2.5]);
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sphere(r=1.25);
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}
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}
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}
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//Rack mount holes
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translate([10-0.5,unit/2,-gauge/2]) {cylinder(r=2.3,gauge*2);}
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translate([sixinch-10+0.5,unit/2,-gauge/2]) {cylinder(r=2.3,gauge*2);}
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translate([10-0.5,u*unit-(unit/2),-gauge/2]) {cylinder(r=2.3,gauge*2);}
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translate([sixinch-10+0.5,u*unit-(unit/2),-gauge/2]){cylinder(r=2.3,gauge*2);}
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if(u>=5){
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translate([10-0.5,(u*unit)/2,-gauge/2]) {cylinder(r=2.3,gauge*2);}
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translate([sixinch-10+0.5,(u*unit)/2,-gauge/2]) {cylinder(r=2.3,gauge*2);}
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}
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}
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}
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