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Add screwhole to strap clip

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Dejvino 2021-01-21 22:06:48 +01:00
parent 3e5afb4ebd
commit 5a274cdb03
2 changed files with 25 additions and 1 deletions
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9
src/common.scad
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@ -9,5 +9,14 @@ module cubi(s, fillet=0, edges=EDGES_ALL) {
} }
} }
module screwhole(d, h, head=true) {
$fn=$preview ? 5 : 20;
translate([0, 0, h]) cylinder(d=d*1.5, h=d*0.5);
split=h*0.5;
translate([0, 0, split]) cylinder(d=d, h=(h-split));
cylinder(d2=d, d1=d*0.1, h=split);
cylinder(d2=d*0.6, d1=d*0.6, h=split/2);
}
function vec_sum(v, w) = [v.x + w.x, v.y + w.y, v.z + w.z]; function vec_sum(v, w) = [v.x + w.x, v.y + w.y, v.z + w.z];

17
src/strap.scad
View File

@ -1,14 +1,22 @@
links_count=3; // [1..20] links_count=3; // [1..20]
include_terminal=true; // [true,false] include_terminal=true; // [true,false]
include_screwhole=true; // [true,false]
clip_screwhole=2;
//export=302;//MODEL_CLIP_A;
//export=303;//MODEL_CLIP_B;
include <export.scad> include <export.scad>
use <BOSL/transforms.scad> use <BOSL/transforms.scad>
use <BOSL/shapes.scad> use <BOSL/shapes.scad>
include <BOSL/constants.scad> include <BOSL/constants.scad>
use <specs_strap.scad>
use <specs_platform.scad> use <specs_platform.scad>
use <common.scad>
use <strap_common.scad> use <strap_common.scad>
use <platform_common.scad>
if (is_model_strict(MODEL_LINKS)) { if (is_model_strict(MODEL_LINKS)) {
echo("==============================="); echo("===============================");
@ -81,7 +89,13 @@ module clip() {
slack=groove?0.2:0; slack=groove?0.2:0;
joiner_size=[entry_size.x-6+slack, entry_size.y-6+slack, entry_size.z-3+slack]; joiner_size=[entry_size.x-6+slack, entry_size.y-6+slack, entry_size.z-3+slack];
joiner_pos=[entry_pos.x, entry_pos.y, entry_pos.z - entry_size.z/2 + joiner_size.z/2]; joiner_pos=[entry_pos.x, entry_pos.y, entry_pos.z - entry_size.z/2 + joiner_size.z/2];
translate(joiner_pos) cube(joiner_size, center=true); difference() {
translate(joiner_pos) cube(joiner_size, center=true);
screw_cutout();
}
}
module screw_cutout() {
if (include_screwhole) down(clip_size.z/2) screwhole(d=clip_screwhole, h=clip_size.z);
} }
module model() { module model() {
@ -93,6 +107,7 @@ module clip() {
} }
right(clip_size.x/2) socket_cutout(); right(clip_size.x/2) socket_cutout();
left(clip_size.x/2) socket_cutout(); left(clip_size.x/2) socket_cutout();
screw_cutout();
} }
} }