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authorMichael Krelin <hacker@klever.net>2018-08-12 00:52:29 (UTC)
committer Michael Krelin <hacker@klever.net>2018-08-12 00:52:29 (UTC)
commit84832958278728643334a327bc3a2783ad354d72 (patch) (side-by-side diff)
treeded21c16730d38a19cd8e89f3e52314018e7eeb3
parent60f188ff063a4c6f7e5d4a1078fd520a84f829c4 (diff)
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increase spring tensioner screw tolerance
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--another.scad2
1 files changed, 1 insertions, 1 deletions
diff --git a/another.scad b/another.scad
index 4c4af5c..f54c5cd 100644
--- a/another.scad
+++ b/another.scad
@@ -38,49 +38,49 @@ module the_extruder(
// screw it
mount_screw_d = 3.1, mount_screw_l = 20,
mount_screwhead_d=6, mount_screwhead_h=3,
idler_screw_d = 3,
idler_screwhead_d=6, idler_screwhead_h=3,
pf = pushfit_embeddest,
pf_shell = max(3*layer_height,3*extrusion_width),
pf_smooth = true,
// empty spaces
idler_travel = 3, // how far should idler travel when pressed
idler_clearance=1,
pulley_clearance=2,
lever_v_clearance=.7, // vertical clearance for the lever
spring_d_clearance=1,
protrusion_tolerance_h=.5, // horizontal tolerance for the motor protrusion
protrusion_tolerance_v=.5, // vertical tolerance for the motor protrusion
mount_screw_d_tolerance=.4,
idler_v_tolerance=.5,
knob_bore_d_tolerance=.6,
st_nut_h_tolerance=.2,
st_nut_d_tolerance=.2,/* TODO: make it st_nut_w_tolerance */
- st_screw_d_tolerance=.3,
+ st_screw_d_tolerance=.5,
what="lever", // lever|body|knob|springpad|*
left=false,
vitamins = true,
supports = false, bridges = true,
tensioner = true,
debug = false
) {
fnd = 2*PI; fnr = 2*fnd;
lever_shell = mount_screwhead_h+0.5;
lever_thickness=max(spring_d+spring_d_clearance+layer_height*8,idler_h+idler_v_tolerance+2*lever_shell);
lsd = idler_d-idler_clearance*2;
longwing=gearbox_d/2+spring_d/2+lsd/2;
h_ = (pulley_d+idler_d)/(2*sqrt(2));
ri = sqrt( pow(h_,2) + pow(mount_d/2-h_,2) );
spring_dl = idler_travel*longwing/ri;
filament_elevation=protrusion_h+pulley_elevation+teeth_elevation;
ls_z = filament_elevation; // leverspace mid-z
body_h = max(protrusion_h+bore_l,mount_screw_l-mounthole_depth/2+mount_screwhead_h,ls_z*2);
ls_h = lever_thickness+lever_v_clearance; // leverspace height
module mirrorleft() {