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authorMichael Krelin <hacker@klever.net>2018-08-10 09:42:10 (UTC)
committer Michael Krelin <hacker@klever.net>2018-08-10 09:42:10 (UTC)
commit0f096a81ab50e7dd4a9e949f7b4c49e701d3652c (patch) (side-by-side diff)
treea09720eb2b2cb60fc3589a81f619a3ed3f4089a1
parent0c87c56ff30c8f72e6348482a95a07841ce93e10 (diff)
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another: add tensioner screw tolerance
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--another.scad11
1 files changed, 6 insertions, 5 deletions
diff --git a/another.scad b/another.scad
index 7a3b0ac..da5f695 100644
--- a/another.scad
+++ b/another.scad
@@ -59,2 +59,3 @@ module the_extruder(
st_nut_d_tolerance=.2,/* TODO: make it st_nut_w_tolerance */
+ st_screw_d_tolerance=.3,
@@ -218,7 +219,7 @@ module the_extruder(
cylinder(d=st_nut_d+st_nut_d_tolerance,h=st_nut_h+st_nut_h_tolerance,$fn=6);
- translate([0,0,-1]) cylinder(d=st_screw_d,h=fsw+2,$fn=fnd*st_screw_d);
+ translate([0,0,-1]) cylinder(d=st_screw_d+st_screw_d_tolerance,h=fsw+2,$fn=fnd*(st_screw_d+st_screw_d_tolerance));
bigd = spring_d+spring_d_clearance;
- hf = (bigd-st_screw_d)/2;
+ hf = (bigd-st_screw_d-st_screw_d_tolerance)/2;
translate([0,0,st_thickshell+st_nut_h+st_nut_h_tolerance+st_thinshell-epsilon])
- cylinder(d1=st_screw_d,d2=bigd,
+ cylinder(d1=st_screw_d+st_screw_d_tolerance,d2=bigd,
h=hf+epsilon, $fn=fnd*bigd);
@@ -337,3 +338,3 @@ module the_extruder(
module springpad() {
- smalld=st_screw_d+2*extrusion_width;
+ smalld=st_screw_d+st_screw_d_tolerance+2*extrusion_width;
bigd = spring_d+spring_d_clearance/2;
@@ -350,3 +351,3 @@ module the_extruder(
translate([0,0,-epsilon])
- cylinder(d=st_screw_d,h=2*hf+epsilon,$fn=fnd*st_screw_d);
+ cylinder(d=st_screw_d+st_screw_d_tolerance,h=2*hf+epsilon,$fn=fnd*(st_screw_d+st_screw_d_tolerance));
}