supermicro ODD bracket for 1U and 3U servers

openscad/own/2d-to-3d-scad/gonicus/gonicus.scad

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+// some basic 2d-to-3d-extrusion of Vectorfiles
+// by zeus - zeus@ctdo.de - CC-BY-NC-4.0
+// -> https://www.thingiverse.com/zeus
+// -> https://git.kostianix.de/zeus/3d-stuff
+// 2021-02-18
+// ###############
+h=4;  //height
+w=25;  //width
+l=90; //lenght
+hd=10;  //hole_dia
+emd=1;  // embossing depth
+$fn=100; //resolution
+// ###############
+difference(){ 
+    translate([0,0,h/2*1]){
+        hull(){
+            translate([+(l-w)/2,0,0])cylinder(h=h,r=w/2,center=true,$fn=100);
+            translate([-(l-w)/2,0,0])cylinder(h=h,r=w/2,center=true,$fn=100);
+        }    
+    }
+    translate([w/4,0,h-emd]){
+        scale([0.3,0.3,1]){
+            linear_extrude(height = h/2*1){
+                import("src/gonicus_clean.svg",center=true);
+            }
+        }
+    }
+    translate([-(l/2)+(w/3),0,h/2])cylinder(h=h+0.1,r=hd/2,center=true);
+}

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

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+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();
+