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Parametrize X end flange to allow arbitrary flange sizes (MK2S) #27

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Parametrize X end flange to allow arbitrary flange sizes (MK2S) #27

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18 changes: 11 additions & 7 deletions Printed-Parts/scad/x-end.scad
100755 → 100644
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Original file line number Diff line number Diff line change
Expand Up @@ -7,6 +7,11 @@

use <bearing.scad>
use <polyholes.scad>

// Parameters
rod_distance = 45; // Distance between vertical rods
tr_hole 14= ; // Diameter of hole for threaded rod (mm). For 22mm flange, this is 10.5mm
tr_nut_distance = 19; // Distance between anchors of threaded rod (mm). For 22mm flange, this is 16mm
rod_distance = 45;

module x_end_base(){
Expand Down Expand Up @@ -62,17 +67,17 @@ translate(v=[-15,-41.5,rod_distance+6]) rotate(a=[-90,0,0]) pushfit_rod(7.8,50);

// TR Nut trap
// Hole for the nut
translate(v=[0,-17, -1]) poly_cylinder(h = 9.01, r = 7, $fn = 25);
translate(v=[0,-17, -0.1]) cylinder(h = 0.5, r1 = 6.8+0.8,r2 = 7, $fn = 25);
translate(v=[0,-17, -1]) poly_cylinder(h = 9.01, r = tr_hole/2, $fn = 25);
translate(v=[0,-17, -0.1]) cylinder(h = 0.5, r1 = (tr_hole/2)+0.6, r2 = tr_hole/2, $fn = 25);

// Screw holes for TR nut
translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, 9.5, -1]) cylinder(h = 10, r = 1.8, $fn=25);
translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, -9.5, -1]) cylinder(h = 10, r = 1.8, $fn=25);
translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, tr_nut_distance/2, -1]) cylinder(h = 10, r = 1.8, $fn=25);
translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, -tr_nut_distance/2, -1]) cylinder(h = 10, r = 1.8, $fn=25);

// Nut traps for TR nut screws
translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, 9.5, 6]) rotate([0, 0, 0])cylinder(h = 3, r = 3.45, $fn=6);
translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, tr_nut_distance/2, 6]) rotate([0, 0, 0])cylinder(h = 3, r = 3.45, $fn=6);

translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, -9.5, 6]) rotate([0, 0, 30])cylinder(h = 3, r = 3.2, $fn=6);
translate(v=[0,-17, 0]) rotate([0, 0, -135]) translate([0, -tr_nut_distance/2, 6]) rotate([0, 0, 30])cylinder(h = 3, r = 3.2, $fn=6);
translate([-5.5,-17.2,6]) rotate([0,0,30]) cube([5,5,3]);
translate([-0,-17.2,6]) rotate([0,0,60]) cube([5,10,3]);
}
Expand All @@ -96,4 +101,3 @@ module pushfit_rod(diameter,length){
translate(v=[0,-diameter/4-diameter/2-0.4,length/2]) rotate([0,0,0]) cube(size = [diameter,diameter/2,length], center = true);
}
}