single_plate/src/y-belt-holder.scad

   1 // PRUSA iteration3
   2 // Y belt holder
   3 // GNU GPL v3
   4 // Josef Průša <iam@josefprusa.cz> and contributors
   5 // http://www.reprap.org/wiki/Prusa_Mendel
   6 // http://prusamendel.org
   7
   8 include <../configuration.scad>
   9
  10 module belt_holder_base(){
  11  translate([-33-8.5,0,-1]) cube([33,15,16]);
  12  translate([-33-8.5,11,-1]) cube([33,15,16]);
  13  translate([-50,22,-1]) cube([50,4,16]);
  14 }
  15
  16 module belt_holder_beltcut(){
  17  position_tweak=-0.2;
  18  // Belt slit
  19  translate([-66,-0.5+10,belt_tooth_distance]) cube([67,1,15]);
  20  // Smooth insert cutout
  21  translate([-66,-0.5+10,12]) rotate([45,0,0]) cube([67,15,15]);
  22  // Individual teeth
  23  for ( i = [0 : 23] ){
  24   translate([0-i*belt_tooth_distance+position_tweak,-0.5+8,3]) cube([1.7,3,15]);
  25  }
  26  // Middle opening
  27  translate([-2-25,-1,3]) cube([4,11,15]);
  28 }
  29
  30 module belt_holder_holes(){
  31  translate([-4.5,0,7.5]) rotate([-90,0,0]) cylinder(h=30, r=1.7, $fn=10);
  32  translate([-45.5,0,7.5]) rotate([-90,0,0]) cylinder(h=30, r=1.7, $fn=10);
  33 }
  34
  35 // Final part
  36 module belt_holder(){
  37  difference(){
  38   belt_holder_base();
  39   belt_holder_beltcut();
  40   belt_holder_holes();
  41  }
  42 }
  43
  44 belt_holder();