Cad Exercises - Bracket

Revisiting Cad Exercises

 

$fn=64;
color("lightgrey")
difference(){
    intersection(){
        translate([0,-36,0])cube([154,72,100]);
         union(){
           hull(){
            translate([0,-36,0])cube([144,72,20]);
            translate([144,-26,0])  cylinder(20,10,10 );
            translate([144,26,0])  cylinder(20,10,10 );
            }              
           hull(){
            translate([36,0,82])rotate([90,0,0]) cylinder(10,18,18,center=true);
            translate([100,0,10])rotate([90,0,0]) cylinder(10,28,28,center=true);
            translate([0,-5,0])cube([10,10,20]);
            }
           hull(){
            translate([-5+36,-27,0])cube([10,54,82-28]);  
            translate([-5+36,-36,0])cube([10,72,20]);
            }
            translate([-5+36,-27,0])cube([10,54,82]);   
         
            translate([36,0,82])rotate([90,0,0]) cylinder(54,18,18,center=true);
            translate([100,0,10])rotate([90,0,0]) cylinder(72,28,28,center=true);
            translate([125,0,18.5])  cube([6,80,6],center=true);

        }
    }
    translate([36,0,82])rotate([90,0,0]) cylinder(56,9,9,center=true);
    translate([100,0,10])rotate([90,0,0]) cylinder(76,18,18,center=true);
    translate([72,-40,-1])cube([144,80,11]);
    translate([36,0,82]) cylinder(20,1.5,1.5 );
    translate([36+18,- 18,-1]) cylinder(30,6,6 );
    translate([36+18, 18,-1]) cylinder(30,6,6 );
    translate([154, 0,10]) cube([20,20,30] ,center=true);
            translate([128.033,0,23])rotate([90,0,0]) cylinder(80,3,3,center=true);

}