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This commit is contained in:
zhao
2022-11-05 18:47:13 -04:00
parent 5edad72862
commit d81b129686
27 changed files with 535 additions and 20902 deletions
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79
cases/rack/body/base1.scad Normal file
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include <../common.scad>
include <./screws.scad>
$fn=64;
module baseFrame() {
difference() {
cube(size=[200,200,4], center=true);
cube(size=[180,180,4], center=true);
}
translate(v=[80,80,0])
cube(size=[20,20, 4],center=true);
translate(v=[-80,80,0])
cube(size=[20,20, 4],center=true);
translate(v=[80,-80,0])
cube(size=[20,20, 4],center=true);
translate(v=[-80,-80,0])
cube(size=[20,20, 4],center=true);
}
module lugBottom() {
difference() {
cube(size=[9.7,9.7,6], center=true);
translate(v=[2,2,0])
cube(size=[9.1,9.1,5+1], center=true);
}
}
module base() {
difference() {
union() {
translate(v=[0,0,4/2])
baseFrame();
translate(v=[-90,-90,-6/2])
lugBottom();
mirror(v=[1,0,0])
translate(v=[-90,-90,-6/2])
lugBottom();
mirror(v=[0,1,0])
translate(v=[-90,-90,-6/2])
lugBottom();
mirror(v=[1,1,0])
translate(v=[-90,-90,-6/2])
lugBottom();
}
union() {
translate(v=[80,80,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[-80,80,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[80,-80,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[-80,-80,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
}
}
}
base();

37
cases/rack/body/l1.scad Normal file
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slack = 0.5;
m3Diameter = 3.0;
m3Radius = m3Diameter/2.0;
m3ptr = m3Radius + slack;
legLength = 200;
module baseLeg(legLength) {
cube(size=[3, 15, legLength]);
}
module leg() {
difference() {
baseLeg(legLength);
union() {
for (i = [0:18]) {
translate(v=[0,10,(i+1)*10])
rotate(a=[0,90,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
}
translate(v=[0,10,(0+1)*10])
rotate(a=[0,90,0])
*cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[0,10,(18+1)*10])
rotate(a=[0,90,0])
*cylinder(h = 100, r = m3ptr, $fn=32, center=true);
}
}
}
leg();

45
cases/rack/body/legToleranceTest.scad Normal file
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slack = 0.5;
m3Diameter = 3.0;
m3Radius = m3Diameter/2.0;
m3ptr = m3Radius + slack;
legLength = 60;
module baseLeg(legLength) {
difference() {
cube(size=[16,16, legLength]);
translate(v=[4,4,4])
cube(size=[16, 16, legLength-2*4]);
}
}
module leg(ui) {
assert(ui > 0);
legLength = 20 + (ui-1)*10;
difference() {
baseLeg(legLength);
union() {
for (i = [0:ui-1]) {
translate(v=[0,10,(i+1)*10])
rotate(a=[0,90,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[10,0,(i+1)*10])
rotate(a=[90,0,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
}
translate(v=[10,10,legLength/2])
cylinder(h = legLength*2, r = m3ptr, $fn=32, center=true);
}
}
}
leg(18);

158
cases/rack/body/m4Leg.scad Normal file
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include <../common.scad>
include <./screws.scad>
//slack = 0.5;
//m3Diameter = 3.0;
//m3Radius = m3Diameter/2.0;
//m3ptr = m3Radius + slack;
legWidth = 16;
legLength = 16;
legHeight = 60;
legFrontThickness = 6;
legSupportThickness = 4;
legWingThickness = 4;
legWingLength = 9;
// 9.5 to account for space for inserting hex nuts at the top
legWingWidth = 9.5+legSupportThickness;
module legWing() {
difference() {
cube(size=[legWingLength, legWingThickness, legWingWidth]);
union() {
translate(v=[4,0,10])
rotate(a=[90,0,0])
cylinder(r=m3RadiusSlacked, h=20, center=true);
translate(v=[14,0,10])
rotate(a=[90,0,0])
cylinder(r=m3RadiusSlacked, h=20, center=true);
}
}
}
module base() {
difference() {
cube(size=[25,25,legWingThickness]);
union() {
translate(v=[20,20,0])
cylinder(r=m3RadiusSlacked, h=100, center=true);
translate(v=[10,10,0])
cylinder(r=m3RadiusSlacked, h=100, center=true);
translate(v=[20,10,0])
cylinder(r=m3RadiusSlacked, h=100, center=true);
translate(v=[10,20,0])
cylinder(r=m3RadiusSlacked, h=100, center=true);
}
}
}
module baseLeg(legHeight) {
union() {
difference() {
cube(size=[16,16, legHeight]);
union() {
translate(v=[4,6,0])
cube(size=[16, 16, legHeight]);
// compensate for differences between leg/wing thickness
translate(v=[legSupportThickness,legSupportThickness,0])
cube(size=[legWidth,legWidth,legSupportThickness+10]);
translate(v=[legSupportThickness,legSupportThickness,legHeight-legWingWidth])
cube(size=[legWidth,legWidth,legSupportThickness+10]);
}
}
translate(v=[16,0,0])
legWing();
translate(v=[16,0,legHeight])
mirror(v=[0,0,1]) {
legWing();
}
mirror(v=[1,-1,0]) {
translate(v=[16,0,0])
legWing();
translate(v=[16,0,legHeight])
mirror(v=[0,0,1]) {
legWing();
}
}
}
base();
translate(v=[0,0,legHeight-legWingThickness])
base();
}
*baseLeg(180);
module leg(ui) {
assert(ui > 0);
legLength = 20 + (ui-1)*10;
difference() {
baseLeg(legLength);
union() {
intersection() {
union() {
for (i = [1:ui-2]) {
translate(v=[0,10,(i+1)*10])
rotate(a=[0,90,0])
*cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[10,3,(i+1)*10])
rotate(a=[90,-10,0])
m4HexNutPocketNegative();
}
}
translate(v=[-1,-1,legWingWidth])
cube(size=[1000,1000,legLength-2*legWingWidth]);
}
translate(v=[0,10,10])
rotate(a=[0,90,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[0,10,ui*10])
rotate(a=[0,90,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[10,0,10])
rotate(a=[90,0,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[10,0,ui*10])
rotate(a=[90,0,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
}
}
}
//mirror(v=[1,0,0])
leg(20);

19
cases/rack/body/side/side.scad Normal file
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sideHeight = 210;
sideLength = 200;
holeOffset = 10;
// TODO make helper function for this
screwDiffs = [
[sideLength-holeOffset, sideHeight-holeOffset,0],
[holeOffset, holeOffset,0],
[sideLength-holeOffset, holeOffset],
[holeOffset, sideHeight-holeOffset],
[sideLength-2*holeOffset, sideHeight-holeOffset,0],
[2*holeOffset, holeOffset,0],
[sideLength-2*holeOffset, holeOffset],
[2*holeOffset, sideHeight-holeOffset]
];

79
cases/rack/body/top1.scad Normal file
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include <../common.scad>
include <./screws.scad>
$fn=64;
module baseFrame() {
difference() {
cube(size=[200,200,4], center=true);
cube(size=[180,180,4], center=true);
}
translate(v=[80,80,0])
cube(size=[20,20, 4],center=true);
translate(v=[-80,80,0])
cube(size=[20,20, 4],center=true);
translate(v=[80,-80,0])
cube(size=[20,20, 4],center=true);
translate(v=[-80,-80,0])
cube(size=[20,20, 4],center=true);
}
module lugBottom() {
difference() {
cube(size=[9.7,9.7,6], center=true);
translate(v=[2,2,0])
cube(size=[9.1,9.1,5+1], center=true);
}
}
module base() {
difference() {
union() {
translate(v=[0,0,4/2])
baseFrame();
translate(v=[-90,-90,-6/2])
lugBottom();
mirror(v=[1,0,0])
translate(v=[-90,-90,-6/2])
lugBottom();
mirror(v=[0,1,0])
translate(v=[-90,-90,-6/2])
lugBottom();
mirror(v=[1,1,0])
translate(v=[-90,-90,-6/2])
lugBottom();
}
union() {
translate(v=[80,80,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[-80,80,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[80,-80,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
translate(v=[-80,-80,0])
cylinder(h = 100, r = m3ptr, $fn=32, center=true);
}
}
}
base();