Charavane/gridfinity-rebuilt-openscad
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Holes with slots

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Reto Stamm 2024-07-31 22:39:11 -07:00
parent 3f2c6e28c5
commit 87c6741849
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2 changed files with 27 additions and 4 deletions
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5
gridfinity-rebuilt-bins.scad
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@ -94,8 +94,11 @@ crush_ribs = true;
chamfer_holes = true;
// Magnet/Screw holes will be printed so supports are not needed.
printable_hole_top = true;
// Wether the plastic is printed around the magnet and it is embedded
embedded=false;
hole_options = bundle_hole_options(refined_holes, magnet_holes, screw_holes, crush_ribs, chamfer_holes, printable_hole_top);
hole_options = bundle_hole_options(refined_holes, magnet_holes, screw_holes, crush_ribs, chamfer_holes,
printable_hole_top, embedded);
// ===== IMPLEMENTATION ===== //

26
gridfinity-rebuilt-holes.scad
View file

@ -233,9 +233,11 @@ module screw_hole(radius, height, supportless=false, chamfer_radius=0, chamfer_a
* @param crush_ribs If the magnet hole should have crush ribs for a press fit.
* @param chamfer Add a chamfer to the magnet/screw hole.
* @param supportless If the magnet/screw hole should be printed in such a way that the screw hole does not require supports.
* @param embedded If the magent is inserted during the print.
*/
function bundle_hole_options(refined_hole=false, magnet_hole=false, screw_hole=false, crush_ribs=false, chamfer=false, supportless=false) =
[refined_hole, magnet_hole, screw_hole, crush_ribs, chamfer, supportless];
function bundle_hole_options(refined_hole=false, magnet_hole=false, screw_hole=false, crush_ribs=false, chamfer=false,
supportless=false, embedded=false) =
[refined_hole, magnet_hole, screw_hole, crush_ribs, chamfer, supportless, embedded];
/**
* @brief A single magnet/screw hole. To be cut out of the base.
@ -253,6 +255,8 @@ module block_base_hole(hole_options, o=0) {
crush_ribs = hole_options[3];
chamfer = hole_options[4];
supportless = hole_options[5];
embedded = hole_options[6];
embedded_extra_layers = 3;
// Validate said options
if(refined_hole) {
@ -268,6 +272,11 @@ module block_base_hole(hole_options, o=0) {
magnet_depth = MAGNET_HOLE_DEPTH - o +
(supportless ? supportless_additional_layers*LAYER_HEIGHT : 0);
embedded_depth = embedded_extra_layers*LAYER_HEIGHT;
if(embedded) {
magnet_depth = magnet_depth + embedded_depth;
}
union() {
if(refined_hole) {
refined_hole();
@ -278,7 +287,18 @@ module block_base_hole(hole_options, o=0) {
if(crush_ribs) {
ribbed_cylinder(magnet_radius, magnet_inner_radius, magnet_depth, MAGNET_HOLE_CRUSH_RIB_COUNT);
} else {
cylinder(h = magnet_depth, r=magnet_radius);
if(embedded) {
// Leave a gap for the screwdriver for recycling
intersection() {
cube([magnet_radius * 0.3, magnet_radius, embedded_depth]);
cylinder(h = embedded_depth, r=magnet_radius);
}
translate([0, 0, embedded_depth])
cylinder(h = magnet_depth, r=magnet_radius);
} else {
cylinder(h = magnet_depth, r=magnet_radius);
}
}
if(supportless) {