better indication of spring tensioner position

1 files changed, 15 insertions, 6 deletions

diff --git a/another.scad b/another.scad
index a25e047..fd73a61 100644
--- a/another.scad
+++ b/another.scad
@@ -391,11 +391,13 @@ module the_extruder(
   }else sphere(d=epsilon); // to avoid makefile breakage
  }
 
+ st_bump = 4*extrusion_width;
+ st_bump_tip = 2*extrusion_width;
  module springpad() {
   smalld=st_screw_d+st_screw_d_tolerance+min_xy_shell;
   bigd = spring_d+spring_d_clearance/2;
   hf = (bigd-smalld)/2;
-  h = max(hf*2,fsw-st_screw_l+hf);
+  h = max(hf*3,fsw-st_screw_l+hf);
   translate([-gearbox_d/2+fsw-h,-longwing,filament_elevation])
   rotate([0,90,0]) difference() {
    union() {
@@ -406,10 +408,17 @@ module the_extruder(
     sphere(d=spring_d*3/4,$fn=fnd*spring_d*3/4);
     l = body_h-ls_z;
     w = sp_ch;
-    hull() translate([0,-st_split_w/2,0]) mirror([1,0,0]) {
-     translate([0,0,w])
-     cube(size=[l,st_split_w,w]);
-     cube(size=[l-w,st_split_w,2*w]);
+    translate([0,-st_split_w/2,0]) mirror([1,0,0]) {
+     hull()  {
+      translate([0,0,w+st_bump])
+      cube(size=[l+st_bump,st_split_w,w]);
+      cube(size=[l-w,st_split_w,2*w]);
+     }
+     translate([l,0,w+st_bump]) hull() {
+      cube(size=[st_split_w,st_split_w,st_bump]);
+      translate([0,-st_bump+st_bump_tip,st_bump]) mirror([0,0,1])
+      cube(size=[st_split_w,st_split_w+2*(st_bump-st_bump_tip),st_bump_tip]);
+     }
     }
    }
    translate([0,0,-epsilon])
@@ -464,7 +473,7 @@ module the_extruder(
     // spring tensioner debug cutout
     translate([-gearbox_d/2,-longwing,ls_z]) rotate([0,-90,0])
     translate([0,-lever_thickness/2-1,-gearbox_d-1])
-    cube(size=[body_h/2+1,lever_thickness/2+1,gearbox_d+2]);
+    cube(size=[body_h-ls_z+st_bump+1,lever_thickness/2+1,gearbox_d+2]);
     // lever axis debug cutout
     translate([mount_d/2,0,-1])
     rotate([0,0,-45])