supermicro ODD bracket for 1U and 3U servers

openscad/own/supermicro_odd_bracket/2.5-hdd-bracket-for-usb-serial-caddy.scad

@@ -0,0 +1,42 @@
+l=90;
+l_bar=12.5;
+w=70;
+h=3;
+mt=h;
+$fn=100;
+hole_l=76.6;
+hole_w=61.72;
+hole_dia=4;
+arc_offset=-8;
+
+
+module square(){
+    difference(){
+        cube([l,w,mt],center=true);
+        for (x = [-hole_l/2,+hole_l/2], y = [-hole_w/2,+hole_w/2]) translate([x,y,0]){ 
+            cylinder(r=hole_dia/2,h=h+0.2,center=true);
+            translate([0,0,h-h/2])cylinder(r=hole_dia,h=h+0.2,center=true);
+        }
+        cube([l*0.85,w*0.75,mt+0.2],center=true);
+        translate([l_bar,0,0])#cube([l,w+0.1,mt+0.2],center=true); //easier mounting bar
+    }
+}
+
+module bracket(){
+    difference(){
+        rotate([90,0,0])cube([hole_l+mt*2,mt,hole_dia*2],center=true);
+        for (x = [-hole_l/2,+hole_l/2]) translate([x,0,0]){ 
+                cylinder(r=hole_dia/2,h=h+0.2,center=true);
+              //  translate([0,0,h-h/2])cylinder(r=hole_dia,h=h+0.2,center=true);
+        }
+    }
+    difference(){
+        rotate([90,0,0])translate([0,arc_offset,0])cylinder(h=hole_dia*2,r=hole_l/2-mt,center=true);
+        rotate([90,0,0])translate([0,arc_offset,0])cylinder(h=hole_dia*2+0.1,r=hole_l/2-mt*1.5,center=true);
+        translate([0,0,-l/4-mt/2])cube([l,hole_dia*2+0.1,l/2],center=true);
+    }
+}
+
+translate([100,0,0])square();
+//translate([0,mt/2,0])rotate([-90,0,0])bracket();
+