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extruder screw clearance, tolerances

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akukan 2018-02-11 10:55:45 +01:00 committed by GitHub
parent d6aa325fdc
commit 585d7b048d
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1 changed files with 16 additions and 9 deletions
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25
Printed-Parts/scad/extruder-cover.scad
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@ -5,6 +5,9 @@
// http://www.reprap.org/wiki/Prusa_Mendel
// http://prusamendel.org
//import("extruder_body.stl");
//translate([11.5,-0.5,-37.5]) cylinder( h=30, r=3.0, $fn=50 );
module m3head()
{
intersection()
@ -101,17 +104,17 @@ module extruder_cover()
translate([19,-5.5,-36]) rotate([0,90,0]) cylinder( h=2, r1=1.4, r2=2, $fn=30 );
// left hold together screw
translate([17,3,-44]) rotate([0,0,0]) cylinder( h=40, r=1.6, $fn=30 );
translate([17,3,-44]) rotate([0,0,0]) cylinder( h=40, r=1.6, $fn=60 );
translate([17,3,-41]) rotate([0,0,0]) cylinder( h=8, r=3.1, $fn=30 );
translate([13.9,3.1,-41]) cube([6.2,10,9]);
// right hold together screw
translate([-11.5,-0.5,-43]) cylinder( h=60, r=1.7, $fn=30 );
translate([-11.5,-0.5,-43]) cylinder( h=60, r=1.65, $fn=50 );
translate([-11.5,-0.5,-41]) cylinder( h=5, r=3.1, $fn=30 );
// upper cooling fan screw
translate([5.5,-0.5,-40]) cylinder( h=15, r=1.7, $fn=30 );
translate([5.5,-0.5,-42]) cylinder( h=3, r1=3, r2=1.7, $fn=30 );
translate([5.5,-0.5,-40]) cylinder( h=15, r=1.65, $fn=50 );
translate([5.5,-0.5,-42]) cylinder( h=3, r1=3, r2=1.65, $fn=50 );
// nuts
translate([2.8,-4,-39]) cube([5.6,15,2.1]);
@ -120,9 +123,9 @@ module extruder_cover()
translate([2.8,5.4,-38.4]) rotate([45,0,0]) cube([5.6,10,2]);
// lower cooling fan screw
translate([-37.75,-38.5,-42]) cylinder( h=20, r=1.7, $fn=30 );
translate([-37.75,-38.5,-39.4]) cylinder( h=4, r=3.2, $fn=6 );
translate([-37.75,-38.5,-37.5]) cylinder( h=3, r1=3.2, r2=4.0, $fn=6 );
translate([-37.75,-38.5,-42]) cylinder( h=20, r=1.6, $fn=30 );
translate([-37.75,-38.5,-39.4]) cylinder( h=4, r=3.1, $fn=6 );
translate([-37.75,-38.5,-37.5]) cylinder( h=3, r1=3.1, r2=4.0, $fn=6 );
// nozzle screw
translate([14.5,-40.5,-42]) cylinder( h=10, r=1.4, $fn=30 );
@ -139,9 +142,13 @@ module extruder_cover()
//version
translate([-3,-36,-38]) rotate([90,0,0]) linear_extrude(height = 0.6)
{ text("R1",font = "helvetica:style=Bold", size=4, center=true); }
{ text("R2",font = "helvetica:style=Bold", size=4, center=true); }
translate([11.5,-0.5,-21]) cylinder( h=5, r=2.0, $fn=50 );
}
}
extruder_cover();