guide_armdia = 15.0;
guide_armwidth = 10.2;
-guide_armcorelen = 15.3;
+guide_armcorelen = 25.0;
+guide_clipcirclethick = 10.0;
guidefilclip_outerdia = 22.8;
guidespacer_armslop = 0.75;
-guidespacer_armlenslop = 0.75;
+guidespacer_armlenslop = 1.05;
guidespacer_prongprotrude = 4;
guidespacer_thick = 1.6;
guidespacer_armdia = guide_armdia + guidespacer_armslop;
guidespacer_armwidth = guide_armwidth + guidespacer_armslop;
-guidespacer_len = guide_armcorelen + guidespacer_armlenslop;
+guidespacer_len = guide_armcorelen - guide_clipcirclethick
+ + guidespacer_armlenslop;
guidespacer_wingheight = (guidefilclip_outerdia - guidespacer_armdia)/2;
}
+//----- replacement filament guide arm for TAZ-5 -----
+
+guidearm_armslop = 0.25;
+guidearm_armlenslop = 0.25;
+
+guidearm_hookprotr = 4;
+guidearm_hookprotrflat = 1;
+guidearm_hookslope = 0.3;
+
+guidearm_totallen = 60;
+
+guidearm_screwplatesz = 12;
+guidearm_screwplateth = 4;
+guidearm_screwhole = 4 + 0.5;
+
+guidearm_bendlen = 50;
+guidearm_bendslot = 5;
+
+guidearm_stopthick = 4;
+guidearm_protrslop = 1.0;
+
+// calculated
+
+guidearm_armdia = guide_armdia - guidearm_armslop;
+guidearm_armwidth = guide_armwidth - guidearm_armslop;
+guidearm_armcorelen = guide_armcorelen + guidearm_armlenslop;
+
+guidearm_base_z0 = -(guidearm_totallen - guidearm_armcorelen);
+
+guidearm_realbendlen = min(guidearm_bendlen,
+ guidearm_totallen - guidearm_screwplateth - 0.1);
+guidearm_slopelen = guidearm_hookprotr/guidearm_hookslope;
+
+module FilamentGuideArmStop(h){
+ for (ts=[-1,+1]) {
+ translate([ts * guidearm_hookprotr, 0,0])
+ cylinder(r=guidearm_armdia/2, h, $fn=80);
+ }
+}
+
+module FilamentGuideArmShaftPositive(){
+ r = guidearm_armdia/2;
+
+ translate([0,0, guidearm_base_z0+1])
+ cylinder(r=r, h= guidearm_totallen, $fn=80);
+ translate([0,0, guidearm_armcorelen]){
+ hull(){
+ FilamentGuideArmStop(guidearm_hookprotrflat);
+ translate([0,0, guidearm_slopelen])
+ cylinder(r=r, h=guidearm_hookprotrflat, $fn=80);
+ }
+ }
+ mirror([0,0,1])
+ FilamentGuideArmStop(guidearm_stopthick);
+}
+
+module FilamentGuideArmBase(){
+ translate([0,0, guidearm_base_z0]){
+ difference(){
+ translate([0,0, guidearm_screwplateth/2])
+ cube(center=true,
+ [guidearm_armdia + guidearm_screwplatesz*2,
+ guidearm_armwidth,
+ guidearm_screwplateth]);
+ for (ts=[-1,+1]) {
+ translate([ts * (guidearm_armdia/2 + guidearm_screwplatesz/2),
+ 0,
+ -20])
+ cylinder(r= guidearm_screwhole/2, h=40, $fn=20);
+ }
+ }
+ }
+}
+
+module FilamentGuideArm(){ ///toplevel
+ intersection(){
+ difference(){
+ FilamentGuideArmShaftPositive();
+ translate([-guidearm_bendslot/2,
+ -50,
+ -guidearm_realbendlen + guidearm_armcorelen])
+ cube([guidearm_bendslot,
+ 100,
+ guidearm_realbendlen + 100]);
+ hull(){
+ for (zx=[ [ 0, guidearm_bendslot ],
+ [ guidearm_armcorelen + guidearm_slopelen,
+ guidearm_hookprotr*2 + guidearm_protrslop ]
+ ]) {
+ translate([-zx[1]/2, -50, zx[0]])
+ cube([zx[1], 100, 1]);
+ }
+ }
+ }
+ cube(center=true,
+ [guidearm_armdia*2,
+ guidearm_armwidth,
+ guidearm_totallen*3]);
+ }
+ FilamentGuideArmBase();
+}
+
+module FilamentGuideArmPrint(){ ////toplevel
+ rotate([90,0,0])
+ FilamentGuideArm();
+}
+
module Demo(){
translate([-hubeffrad-30,50,0]) Hub();
ArmEnd();
//StorageArmLeft();
//StorArmHoleTest();
//FilamentGuideSpacer();
+//FilamentGuideArm();
+//FilamentGuideArmPrint();
//Demo();