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-rw-r--r--another.scad34
1 files changed, 9 insertions, 25 deletions
diff --git a/another.scad b/another.scad
index 461dc26..fcd179e 100644
--- a/another.scad
+++ b/another.scad
@@ -43,13 +43,12 @@ module the_extruder(
mount_screwhead_d=6, mount_screwhead_h=3,
idler_screw_d = 3,
idler_screwhead_d=6, idler_screwhead_h=3,
pf = pushfit_metal,
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=.5,
pulley_small_d_clearance=.5,
lever_v_clearance=.7, // vertical clearance for the lever
@@ -252,36 +251,21 @@ module the_extruder(
// pushfit bracket
translate([0,0,filament_elevation])
rotate([0,0,45]) translate([pulley_d/2+filament_offset,0,0])
rotate([-90,0,0])
translate([0,0,mount_d/sqrt(2)/2+mount_screw_d-gearbox_d/2/*TODO:*/]) {
pfbl = pf_h(pf)+gearbox_d/2; //TODO:
- if(pf_smooth) {
- pfbd = pf_d(pf)+2*pf_shell;
- hull() {
- cylinder(d=pfbd,h=pfbl,$fn=pfbd*fnd);
- translate([-epsilon/2,0,0]) {
- cube(size=[epsilon,filament_elevation,pfbl-filament_elevation+pfbd/2]);
- mirror([0,1,0])
- cube(size=[epsilon,body_h-filament_elevation,pfbl-body_h+filament_elevation+pfbd/2]);
- }//translate
- }//hull
- }else{
- pfb2a = pf_d(pf)+2*pf_shell; pfba = pfb2a/2;
- pfbd = pfb2a/cos(30);
- pfbs = pfb2a*tan(30);
- cylinder(d=pfbd,h=pfbl,$fn=6);
- translate([-pfbs/2,0,0]) {
- hull() {
- translate([0,-pfba,0]) cube(size=[pfbs,pfb2a,pfbl]);
- cube(size=[pfbs,filament_elevation,pfbl-filament_elevation+pfba]);
- mirror([0,1,0])
- cube(size=[pfbs,body_h-filament_elevation,pfbl-body_h+filament_elevation+pfba]);
- }//hull
- }//translate*/
- }//if(pf_smooth)
+ pfbd = pf_d(pf)+2*pf_shell;
+ hull() {
+ cylinder(d=pfbd,h=pfbl,$fn=pfbd*fnd);
+ translate([-epsilon/2,0,0]) {
+ cube(size=[epsilon,filament_elevation,pfbl-filament_elevation+pfbd/2]);
+ mirror([0,1,0])
+ cube(size=[epsilon,body_h-filament_elevation,pfbl-body_h+filament_elevation+pfbd/2]);
+ }//translate
+ }//hull
}//translate rotate translate rotate translate
}//union (first child of difference)
// protrusion
translate([0,0,-1])
cylinder(d=protrusion_d+protrusion_tolerance_h,h=protrusion_h+protrusion_tolerance_v+1,$fn=fnd*(protrusion_d+protrusion_tolerance_h));