4th version of my new sensor mount, now includes a cooling fan bracket

new_sensor_mount4

$fs=.5;

translate([0,0,6])
rotate([90,0,00])

union() {
difference() {
translate([50,7,29]) rotate([90,0,-90]) import("D:/3dprinting/HotEndBracketFan.stl");
translate([0,0,34]) cube([12,12,12],true);
}

translate([6,0,-8])
difference() { 
    difference() {
        translate([0,0,8]) {
        union() {
            shaft();
            translate([5,3,10]) rotate([90,0,0]) support_ring();
        }
        }
        translate([3,0,30]) cube ([6,12,70],true); 
    }
    translate([5,3,18]) rotate([90,0,0]) hole();
//    translate([0,0,55]) mount_hole();
//    translate([0,0,48.7]) mount_hole();
    translate([5,11.5,21.5]) translate([-22.5,-2.5,-6]) cylinder(50,15.5,15.5,false);
}
}



module mount_hole() {
    rotate ([0,90,0])
    cylinder(35,1.5,1.5,true);
}

module support_block() {
    translate([-9,0,3.75])
    cube([19,12,7.5],true);
}


module shaft() {
    support_block();
    translate([0,0,18]) 
        cylinder(35,6,6,true);
        translate([0,0,35]) sphere(6);
    //translate([3,0,50]) 
        //cube ([6,12,20],true);            
}

module ring() {
        // Support Ring
        translate([-22.5,-2.5,-6]) {
            union() 
            rotate (a=[90,90,0]) {
                cylinder(7.5,15,15,false);
            }
        }
}

module hole() {
        // Sensor Hole
        translate([-22.5,-1.5,-6]) {
            rotate (a=[90,90,0]) {
                cylinder(10,9.5,9.5,false);
            }
        }
}

module support_ring() {
    difference() {
        ring();
        hole();
    }
}