added xaser3 ssd-bracket

openscad/own/xaser3-ssd-bracket/xaser3-ssd-bracket.scad

@@ -0,0 +1,49 @@
+// Thermaltake Xaser III rear-fanmount-ssd-bracket for retro-computer
+// by zeus - 2022-06-12 - CC-BY-NC-SA-4.0
+// comment out cutting-block for editing
+// ###
+// vars:
+mt=4; //material thickness
+mts=6; //material thickness (melt-in screw-posts)
+fanbase_l=81; // fanshroud outer dimensions
+fanbase_w=fanbase_l;
+fanbase_spacing=20; // Distance between SREWHOLES!
+fan_hole_dist=71.5; // Distance between fan holes for 80mm fans
+fan_hole_dia=4.5; // 4.5 on 80mm fans
+ssd_hole_dia=3.75; // 4 should be enough for m3-hdd screws 
+ssd_hole_dist_x=61.72; // from intel documenation
+ssd_hole_dist_y=76.60; // from intel documenation
+
+$fn=100;
+
+// model:
+
+module fanbase(){
+    difference(){
+        cube([fanbase_w,fanbase_l,mt],center=true);
+        for(x=[fan_hole_dist/2,-fan_hole_dist/2],y=[fan_hole_dist/2,-fan_hole_dist/2]){
+            translate([x,y,0]){
+                cylinder(r2=fan_hole_dia/2,r1=(fan_hole_dia/2)*1.25,h=mt+0.1,center=true); // fan-mounting holes
+            }
+        }
+    }
+}
+
+difference(){
+    union(){
+        translate([0,-fanbase_w/2+((fanbase_w-fan_hole_dist)/2)-fanbase_spacing/2,0])fanbase(); // lower shroud, complex translation ensures correct distance between the shrouds
+        translate([0,fanbase_w/2-((fanbase_w-fan_hole_dist)/2)+fanbase_spacing/2,0]) fanbase(); // upper shroud
+        for(x=[ssd_hole_dist_x/2,-ssd_hole_dist_x/2],y=[ssd_hole_dist_y/2,-ssd_hole_dist_y/2]){  // standoffs
+            translate([x,y,-mt/2+mts/2]){
+                cylinder(r1=ssd_hole_dia,r2=ssd_hole_dia*0.85,h=mts,center=true);
+            }
+        }
+    }
+    for(x=[ssd_hole_dist_x/2,-ssd_hole_dist_x/2],y=[ssd_hole_dist_y/2,-ssd_hole_dist_y/2]){ // standoff holes
+            translate([x,y,-mt/2+mts/2]){ 
+                cylinder(r=ssd_hole_dia/2,h=mts+0.1,center=true);
+            }
+// cutting-block. only one shroud has finally to be drawn, because they are symetrical
+            translate([0,fanbase_w/2-((fanbase_w-fan_hole_dist)/2)+fanbase_spacing/2,-mt/2+mts/2]) cube([fanbase_w+0.1,fanbase_l+0.1,mts+0.1],center=true);
+       }
+}