Xaxis_Idler_Pulley.scad

bearing_screw_dia = 6; //5mm screw, oversized
bearing_width = 15;
bearing_length = 29;
bearing_height = 22;
bearing_opening = 13;
bearing_insert = 25;
slide_length = 35;
slit_dia = 5;
slit_offset = 35;
slit_length=20;
nut_thick = 3.5;
nut_width = 6.5;
nut_insert = 16;
nut_offset = 58;

slide_width = 9;


rotate([90,0,0]) {
  difference(){
    difference() {
      cube(size=[bearing_length,bearing_width,bearing_height]);
      translate([12,bearing_width/2,-1]){
        cylinder(h=24,d=bearing_screw_dia,center=false,$fn=100);
      }
      translate([12,bearing_width/2,-1]){   
       cylinder(h=4,d=9.5,$fn=6); 
      }

      translate([-1,-1,-1]){
        cube(size=[5,bearing_height,25]);
      }
    }
    translate([-1,-1,4.5])
      cube(size=[bearing_insert,bearing_height,bearing_opening]);
  } 
    
  difference(){

    translate([bearing_length,0,0])
      cube(size=[slide_length,bearing_width,slide_width + ((bearing_height-slide_width)/2)]);

    translate([slit_offset,(bearing_width/2)-(slit_dia/2),0])
      cube(size=[slit_length,slit_dia,22]);

    translate([30+25,bearing_width/2,11]) rotate([0,90,0])
      cylinder(h=10,d=3,$fn=100,center=false);
    
    //nut opening
    translate([nut_offset,(bearing_width/2)-(nut_width/2),6])
      cube(size=[nut_thick,nut_width,nut_insert]);
  }  

}