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-rw-r--r--pushfittery.scad4
1 files changed, 2 insertions, 2 deletions
diff --git a/pushfittery.scad b/pushfittery.scad
index ee3bbd0..6b6ec2e 100644
--- a/pushfittery.scad
+++ b/pushfittery.scad
@@ -1,7 +1,7 @@
-layer_height=.2;
+layer_height=.2; epsilon=.01;
draft = true;
use <threads.scad>;
function pf_(d,k) = d[search([k],d)[0]][1];
function pf_d(pf) = pf_(pf,"d");
@@ -12,13 +12,13 @@ module pushfit(pf,draft=draft) {
h = pf_h(pf);
if(type=="threaded") {
minch = 25.4;
d = (pf_d(pf) + pf_(pf,"d_tolerance"))/minch;
tpi = pf_(pf,"tpi");
if(draft) cylinder(d=d*minch,h=h+epsilon);
- else english_thread(diameter=d,threads_per_inch=tpi,length=h/minch+epsilon,internal=true);
+ else english_thread(diameter=d,threads_per_inch=tpi,length=(h+epsilon)/minch,internal=true);
slitl = d*minch+layer_height;
slitw = 0.8*d*minch/2;
echo(slitw,slitl);
translate([-slitw/2,-slitl/2,0]) cube([slitw,slitl,h+epsilon]);
}else if(type=="embedded") {
d = pf_d(pf);