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Merge pull request #72 from Ruudjhuu/fix/holes_in_screw_together_to_close_to_bottom

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Fix screw together hole too close too bottom
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Kenneth 2023-03-17 09:31:18 -07:00 committed by GitHub
commit 143b9d0971
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 44 additions and 26 deletions
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70
gridfinity-rebuilt-baseplate.scad
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@ -58,6 +58,7 @@ style_hole = 2; // [0:none, 1:contersink, 2:counterbore]
// ===== IMPLEMENTATION ===== //
screw_together = (style_plate == 3 || style_plate == 4);
color("tomato")
gridfinityBaseplate(gridx, gridy, length, distancex, distancey, style_plate, enable_magnet, style_hole, fitx, fity);
@ -75,7 +76,7 @@ module gridfinityBaseplate(gridx, gridy, length, dix, diy, sp, sm, sh, fitx, fit
dx = max(gx*length-0.5, dix);
dy = max(gy*length-0.5, diy);
off = (sp==0?0:sp==1?bp_h_bot:h_skel+(sm?h_hole:0)+(sh==0?(sp!=3&&sp!=4)?0:d_screw:sh==1?d_cs:h_cb));
off = calculate_off(sp, sm, sh);
offsetx = dix < dx ? 0 : (gx*length-0.5-dix)/2*fitx*-1;
offsety = diy < dy ? 0 : (gy*length-0.5-diy)/2*fity*-1;
@ -91,8 +92,6 @@ module gridfinityBaseplate(gridx, gridy, length, dix, diy, sp, sm, sh, fitx, fit
rounded_rectangle(dx*2, dy*2, h_base*2, r_base);
pattern_linear(gx, gy, length) {
if (sm) block_base_hole(1);
if (sp == 1)
translate([0,0,-off])
cutter_weight();
@ -103,7 +102,11 @@ module gridfinityBaseplate(gridx, gridy, length, dix, diy, sp, sm, sh, fitx, fit
translate([0,0,-5*(h_base+off)])
rounded_square(length-2*r_c2-2*r_c1, 10*(h_base+off), r_fo3);
translate([0,0,-off]) {
hole_pattern(){
if (sm) block_base_hole(1);
translate([0,0,-off])
if (sh == 1) cutter_countersink();
else if (sh == 2) cutter_counterbore();
}
@ -113,6 +116,21 @@ module gridfinityBaseplate(gridx, gridy, length, dix, diy, sp, sm, sh, fitx, fit
}
function calculate_off(sp, sm, sh) =
screw_together
? 6.75
:sp==0
?0
: sp==1
?bp_h_bot
:h_skel + (sm
?h_hole
: 0)+(sh==0
? d_screw
: sh==1
?d_cs
:h_cb);
module cutter_weight() {
union() {
linear_extrude(bp_cut_depth*2,center=true)
@ -127,32 +145,32 @@ module cutter_weight() {
}
}
}
module cutter_countersink() {
pattern_circular(4)
module hole_pattern(){
pattern_circular(4)
translate([d_hole/2, d_hole/2, 0]) {
cylinder(r = r_hole1+d_clear, h = 100*h_base, center = true);
translate([0,0,d_cs])
mirror([0,0,1])
hull() {
cylinder(h = d_cs+10, r=r_hole1+d_clear);
translate([0,0,d_cs])
cylinder(h=d_cs+10, r=r_hole1+d_clear+d_cs);
}
render();
children();
}
}
module cutter_counterbore() {
pattern_circular(4)
translate([d_hole/2,d_hole/2,0]) {
cylinder(h=100*h_base, r=r_hole1+d_clear, center=true);
difference() {
cylinder(h = 2*(h_cb+0.2), r=r_cb, center=true);
copy_mirror([0,1,0])
translate([-1.5*r_cb,r_hole1+d_clear+0.1,h_cb-h_slit])
cube([r_cb*3,r_cb*3, 10]);
}
module cutter_countersink(){
cylinder(r = r_hole1+d_clear, h = 100*h_base, center = true);
translate([0,0,d_cs])
mirror([0,0,1])
hull() {
cylinder(h = d_cs+10, r=r_hole1+d_clear);
translate([0,0,d_cs])
cylinder(h=d_cs+10, r=r_hole1+d_clear+d_cs);
}
}
module cutter_counterbore(){
cylinder(h=100*h_base, r=r_hole1+d_clear, center=true);
difference() {
cylinder(h = 2*(h_cb+0.2), r=r_cb, center=true);
copy_mirror([0,1,0])
translate([-1.5*r_cb,r_hole1+d_clear+0.1,h_cb-h_slit])
cube([r_cb*3,r_cb*3, 10]);
}
}