ben/rackstack
1
0
Fork 0
Code Packages Releases Wiki Activity

improvements to side wall hinge

Browse Source
This commit is contained in:
zhao
2023-03-09 21:34:12 -05:00
parent fd84afa582
commit 2ddc90dd4d
4 changed files with 36 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
rack/side/sideWallBase.scad
View File

@ -13,6 +13,9 @@ include <./hingeModule.scad>
echo("Side Wall Height", sideWallZ);
echo("Side Wall Depth", sideWallY);
translate(v = [hingePoleDx ,hingePoleDy, 10])
rotate(a=[0,0,-120])
translate(v = [-hingePoleDx ,-hingePoleDy, 0])
*sideWallBase();
module sideWallBase() {
@ -24,7 +27,7 @@ module sideWallBase() {
module sideWallBase() {
module roundThingHelper(x,y,z,r) {
module sideWallShellHelper(x,y,z,r) {
translate(v=[r, r, 0])
minkowski() {
cube(size = [x-r, y - 2*r, z]);
@ -34,10 +37,10 @@ module sideWallBase() {
intersection() {
difference() {
roundThingHelper(sideWallX,sideWallY,sideWallZ, baseRoundness);
sideWallShellHelper(sideWallX,sideWallY,sideWallZ, baseRoundness);
translate(v=[sideWallThickness, sideWallThickness,0])
roundThingHelper(sideWallX,sideWallY - 2*sideWallThickness, sideWallZ, baseRoundness);
sideWallShellHelper(sideWallX,sideWallY - 2*sideWallThickness, sideWallZ, baseRoundness - sideWallThickness);
}
halfspace(vpos=[-1,0,0], p=[sideWallX,0,0]);
@ -53,32 +56,34 @@ module sideWallBase() {
apply_pn() {
hull() {
hingeShell();
hingeBacksideProjectionPlane();
hingeSideProjectionPlane();
}
union() {
hingeHole();
// Trim parts of the wall for rotational clearance
halfspace(p=[sideWallX-5, sideWallY, 0], vpos=[1,1.5,0]);
halfspace(p=[0, sideWallY-2.5, 0], vpos=[-0.5,1,0]); // flat area to limit rotation against the main rail
halfspace(p=[sideWallX-10, sideWallY, 0], vpos=[1,2.5,0]);
}
children(0);
}
module hingeShell() {
translate(v = [sideWallX-hingePoleDx, sideWallY-(sideWallThickness+hingePoleDy), 0])
translate(v = [hingePoleDx, hingePoleDy, 0])
cylinder(r = hingeHoleShellR, h = sideWallZ);
}
// XZ plane in line with the back of the case. Project the hinge pole shell onto this to fill any weird
// geometries from the curves of the side wall
module hingeBacksideProjectionPlane() {
translate(v=[sideWallX-hingePoleDx - hingeHoleShellR,sideWallY,0])
cube(size=[2*hingeHoleShellR, eps, sideWallZ]);
module hingeSideProjectionPlane() {
translate(v=[sideWallThickness, hingePoleDy - hingeHoleShellR, 0])
cube(size=[eps, 2*hingeHoleShellR, sideWallZ]);
}
module hingeHole() {
translate(v = [sideWallX-hingePoleDx, sideWallY-(sideWallThickness+hingePoleDy), 0])
translate(v = [hingePoleDx , hingePoleDy, 0])
cylinder(r = hingeHoleR, h = sideWallZ);
}
}