16mm
/
contact_printer
1
0
Fork 0
Code Issues 5 Pull Requests Projects Releases Wiki Activity

Refactor to use common.scad (R()) and better variable usage.

This commit is contained in:
Matt McWilliams 2023-04-01 22:51:24 -04:00
parent 8adafd796a
commit 81b2049a5b
1 changed files with 13 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
scad/16mm_sprocketed_roller.scad
View File

@ -1,3 +1,5 @@
include <./common/common.scad>;
SprocketBaseD = 19.05; //8 frames
SprocketBaseH = 2.7;
@ -38,20 +40,22 @@ module sprocket (pos = [0, 0, 0], rot = [0, 0, 0], bevel = false) {
}
}
module sprocketed_roller (pos = [0, 0, 0], bevel = false) {
SoundtrackH = (TopBaseH / 2) + InnerH + (SprocketBaseH / 2);
translate(pos) {
difference () {
union () {
cylinder(r = SprocketBaseD / 2, h = SprocketBaseH, center = true);
translate([0, 0, (InnerH / 2) + (SprocketBaseH / 2)]) cylinder(r = InnerD / 2, h = InnerH, center = true);
translate([0, 0, (TopBaseH / 2) +InnerH + (SprocketBaseH / 2)]) cylinder(r = TopBaseD / 2, h = TopBaseH, center = true);
translate([0, 0, (TopBaseH / 2) + InnerH + (SprocketBaseH / 2) - (TopBaseH / 2) + (LipH / 2)]) cylinder(r = LipD / 2, h = LipH, center = true);
translate([0, 0, (TopBaseH / 2) + InnerH + (SprocketBaseH / 2) + (TopBaseH / 2) - (LipH / 2)]) cylinder(r = LipD / 2, h = LipH, center = true);
translate([0, 0, (TopH / 2) + (TopBaseH / 2) + InnerH + (SprocketBaseH / 2) + (TopBaseH / 2) - (LipH / 2)]) cylinder(r = TopD / 2, h = TopH, center = true);
//sprocket base
cylinder(r = R(SprocketBaseD), h = SprocketBaseH, center = true);
//center
translate([0, 0, (InnerH / 2) + (SprocketBaseH / 2)]) cylinder(r = R(InnerD), h = InnerH, center = true);
//soundtrack area
translate([0, 0, SoundtrackH]) cylinder(r = R(TopBaseD), h = TopBaseH, center = true);
translate([0, 0, SoundtrackH - (TopBaseH / 2) + (LipH / 2)]) cylinder(r = R(LipD), h = LipH, center = true);
translate([0, 0, SoundtrackH + (TopBaseH / 2) - (LipH / 2)]) cylinder(r = R(LipD), h = LipH, center = true);
translate([0, 0, SoundtrackH + (TopH / 2) + (TopBaseH / 2) - (LipH / 2)]) cylinder(r = R(TopD), h = TopH, center = true);
}
cylinder(r = HollowD / 2, h = 100, center = true);
translate([0, 0, (HollowBaseH / 2) - (SprocketBaseH / 2)]) cylinder(r = HollowBaseD/2, h = HollowBaseH + 0.1, center = true);
translate([0, 0, (HollowBaseH / 2) - (SprocketBaseH / 2)]) cylinder(r = R(HollowBaseD), h = HollowBaseH + 0.1, center = true);
}
for (i = [0: 8]) {
rotate([0, 0, i * 360 / 8]) sprocket([(SprocketBaseD / 2) -.01, 0, (SprocketBaseH / 2) - (SprocketL / 2)], [0, 90, 0], bevel);