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Rendering changes to match pulleys.

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This commit is contained in:
Martin Budden 2021-01-09 18:15:19 +00:00
parent 9f7efd50fb
commit b74cbee151
1 changed files with 5 additions and 4 deletions
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9
printed/printed_pulleys.scad
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@ -91,6 +91,7 @@ module printed_pulley(type) { //! Draw a printable pulley
w = pulley_width(type);
r1 = pulley_bore(type) / 2;
or = pulley_od(type) / 2;
screw_z = pulley_screw_z(type);
module core() {
translate_z(pulley_hub_length(type) + ft)
@ -110,7 +111,7 @@ module printed_pulley(type) { //! Draw a printable pulley
module screw_holes() {
if (pulley_screws(type))
translate_z(pulley_screw_z(type))
translate_z(screw_z)
for(i = [0 : pulley_screws(type) - 1])
rotate([-90, 180, i * -90])
teardrop(r = screw_pilot_hole(pulley_screw(type)), h = pulley_flange_dia(type)/2 + 1, center=false);
@ -119,14 +120,14 @@ module printed_pulley(type) { //! Draw a printable pulley
// hub
if (hl)
translate_z(pulley_hub_dia(type) >= pulley_flange_dia(type) ? 0 : hl + w + 2 * ft)
render_if(pulley_screw_z(type) < hl)
render_if(screw_z && screw_z < hl)
difference() {
linear_extrude(hl)
difference() {
circle(r = pulley_hub_dia(type) / 2);
circle(r = pulley_bore(type) / 2);
}
if (pulley_screw_z(type) < hl)
if (screw_z < hl)
screw_holes();
}
// bottom flange
@ -153,7 +154,7 @@ module printed_pulley(type) { //! Draw a printable pulley
}
difference() { // T5 pulleys have screws through the teeth
render_if(pulley_type(type)[0]=="T")
render_if(screw_z && screw_z > hl)
core();
if (pulley_screw_z(type) > hl)
translate_z(pulley_hub_dia(type) >= pulley_flange_dia(type) ? 0 : hl)