Add/reorg enclosure OpenSCAD files

6 files changed, 414 insertions, 0 deletions

diff --git a/enclosure/rails/olsndot_base.scad b/enclosure/rails/olsndot_base.scad
new file mode 100644
index 0000000..2cea8b2
--- /dev/null
+++ b/enclosure/rails/olsndot_base.scad
@@ -0,0 +1,110 @@
+
+/* A small, arbitrary unit to guard against rounding errors */
+eps = 0.1;
+alot = 1000;
+
+/* Base PCB size */
+pcb_width = 90;
+pcb_height = 50;
+
+bottom_thickness = 1.5;
+
+screw_base_dia = 8;
+screw_base_h = 5;
+screw_nut_dia = 5.4;
+screw_nut_h = 6;
+screw_hole_dia = 3.5;
+screw_hole_h = 6;
+
+module rounded_rect(w, h, r) {
+    hull(){
+        translate([w/2-r, h/2-r]) circle(r);
+        translate([-(w/2-r), h/2-r]) circle(r);
+        translate([w/2-r, -(h/2-r)]) circle(r);
+        translate([-(w/2-r), -(h/2-r)]) circle(r);
+    }
+}
+
+module single_screw_base() {
+    translate([0, 0, bottom_thickness-eps]) linear_extrude(height=screw_base_h+eps) {
+        circle(d=screw_base_dia);
+        translate([-screw_base_dia/2, 0]) square([alot, alot]);
+        translate([0, -screw_base_dia/2]) square([alot, alot]);
+    }
+}
+
+w = pcb_width+10;
+h = pcb_height;
+l = 10;
+r = 10;
+t = 5;
+b = 5;
+s1_pos = [ w/2-l,  h/2-b];
+s2_pos = [-w/2+r, -h/2+t];
+s3_pos = [ w/2-l, -h/2+t];
+s4_pos = [-w/2+r,  h/2-b];
+module screw_bases() {
+    intersection() {
+        union() {
+            translate(s1_pos) single_screw_base();
+            translate(s2_pos) mirror([1,1,0]) single_screw_base();
+            translate(s3_pos) mirror([0,1,0]) single_screw_base();
+            translate(s4_pos) mirror([1,0,0]) single_screw_base();
+        }
+        cube([w+eps, h+eps, alot], center=true);
+    }
+}
+
+
+module single_screw_hole() {
+    translate([0, 0, bottom_thickness+screw_base_h+eps])
+    mirror([0,0,1])
+    union() {
+        cylinder(h=screw_nut_h+eps, d=screw_nut_dia);
+        cylinder(h=screw_hole_h+eps, d=screw_hole_dia);
+    }
+}
+
+module screw_holes() {
+    translate(s1_pos) single_screw_hole();
+    translate(s2_pos) mirror([1,1,0]) single_screw_hole();
+    translate(s3_pos) mirror([0,1,0]) single_screw_hole();
+    translate(s4_pos) mirror([1,0,0]) single_screw_hole();
+}
+
+tab_w = 20;
+tab_h = 30;
+tab_thickness = 3;
+tab_hole_d = 9;
+module screw_tab() {
+    difference() {
+        translate([-tab_h/2, -eps, 0]) cube([tab_h, tab_w+eps, tab_thickness]);
+        rotate([0, 0, -50]) translate([-alot/2, tab_h*0.6, -eps]) cube([alot, alot, tab_h+2*eps]);
+        rotate([0, 0, 50]) translate([-alot/2, tab_h*0.6, -eps]) cube([alot, alot, tab_thickness+2*eps]);
+        translate([0, tab_w/2, -eps]) cylinder(d=tab_hole_d, h=tab_thickness+eps*2);
+    }
+}
+
+wall_height = bottom_thickness + 3;
+wall_thickness = 1.5;
+
+cutout_w = 25;
+cutout_h = 70;
+
+module carrier() {
+    union() {
+        difference() {
+            translate([0, 0, wall_height/2]) cube([w, h, wall_height], center=true);
+            translate([0, 0, bottom_thickness + alot/2]) cube([w-wall_thickness*2+eps, h-wall_thickness*2+eps, alot], center=true);
+            cube([cutout_h, cutout_w, alot], center=true);
+        }
+        difference() {
+            screw_bases();
+            screw_holes();
+        }
+        translate([0, h/2, 0]) screw_tab();
+        mirror([0,1,0]) translate([0, h/2, 0]) screw_tab();
+    }
+}
+
+carrier($fn=25);
\ No newline at end of file
diff --git a/enclosure/rails/olsndot_clamp_base.scad b/enclosure/rails/olsndot_clamp_base.scad
new file mode 100644
index 0000000..ad09989
--- /dev/null
+++ b/enclosure/rails/olsndot_clamp_base.scad
@@ -0,0 +1,105 @@
+eps = 0.01;
+
+module clamp(
+    l=90,
+    w=14,
+    h=10,
+    d1=30,
+    d2=35,
+    o=10,
+    hdia1=5,
+    hdia2=10,
+    hd=5,
+    nw=7.8,
+    nd=3,
+    notch_sf=0.75,
+    notch_d=3,
+    notch_a=10,
+    notch_o=0.5,
+    edge_a=5,
+    edge_d=12) {
+    translate([-h-l/2, -w/2, 0]) union() {
+        translate([l+h-notch_d, 0, 0]) intersection() {
+            difference() {
+                cube([d1, w, d1]);
+                //scale([notch_sf, 1, 1]) translate([(d1-h)/2, 0, h+(d1-h)/2]) rotate([0, -135, 0]) translate([0, -eps/2, 0]) cube([d1, w+eps, d1]);
+                translate([notch_d, 0, h+notch_o]) mirror([1, 0, 0]) rotate([0, notch_a, 0]) translate([0, -eps/2, 0]) cube([d1, w+eps, d1]);
+            }
+            translate([d1-edge_a, 0, d1/2]) rotate([0, -90-45, 0]) cube([2*d1, w+eps, 2*d1]);
+            translate([-d1-edge_d, 0]) cube([2*d1, w+eps, 2*d1]);
+        }
+        difference() {
+            union() {
+                cube ([l+h, w, h]);
+                cube ([h, w, d2]);
+            }
+            rotate([0, 45, 0]) translate([-l/2, -eps/2, -d2/8*7]) cube([l, w+eps, d2]);
+            translate([0, 0, d2]) rotate([0, 90+45, 0]) translate([-l/2, -eps/2, -d2/8*7]) cube([l, w+eps, d2]);
+            translate([-eps/2, w/2, d2-o]) rotate([0, 90, 0]) union() {
+                cylinder(d=6, h=l);
+                cylinder(d=12, h=hd);
+                translate([-11/2, -11/2, h-4]) cube([11, 11, 5]);
+            }
+        }
+    }
+}
+
+module hexagon(size, height) {
+  boxWidth = size/1.75;
+  for (r = [-60, 0, 60]) rotate([0,0,r]) cube([boxWidth, size, height], true);
+}
+
+nut_dia = 5.3;
+nut_depth=5.5;
+nut_off_y = 80/2;
+nut_off_x = 20;
+
+module nut_holder(
+    a = 30,
+    b = 15,
+    c = 10,
+    d = 5.0,
+    e = 4.0,
+    ) {
+        
+    difference() {
+        union() {
+            translate([-b/2, -(a-b)/2, 0]) cube([b, a-b, c]);
+            translate([0, -(a-b)/2, 0]) cylinder(d=b, h=c);
+            translate([0, (a-b)/2, 0]) cylinder(d=b, h=c);
+        }
+        translate([0,  a/2 - d, -eps]) {
+            translate([0, 0, c-nut_depth+2*eps]) cylinder(d=nut_dia, h=nut_depth);
+            cylinder(d=e, h=c+2*eps);
+        }
+        translate([0, -a/2 + d, -eps]) {
+            translate([0, 0, c-nut_depth+2*eps]) cylinder(d=nut_dia, h=nut_depth);
+            cylinder(d=e, h=c+2*eps);
+        }
+    }
+}
+
+module base($fn=25, cw=93, sw=15, sh=15, strut_spacing=30, clamp_dist=90) {
+    d = 30;
+    clamp(l=cw, h=sh);
+    translate([-d, 0, 0]) nut_holder();
+    translate([d, 0, 0]) nut_holder();
+    /*difference() {
+        translate([0, -clamp_dist/2, 0]) union() {
+    */
+            /*
+            translate([0,    0, 0]) clamp(l=cw, h=sh);
+            translate([-strut_spacing/2-sw, 0, 0]) cube([sw, clamp_dist, sh]);
+            translate([ strut_spacing/2, 0, 0]) cube([sw, clamp_dist, sh]);
+            */
+        //}
+        /*
+        translate([nut_off_x, nut_off_y, -eps]) cylinder(d=nut_dia, h=nut_depth+eps);
+        translate([nut_off_x, -nut_off_y, -eps]) cylinder(d=nut_dia, h=nut_depth+eps);
+        translate([-nut_off_x, nut_off_y, -eps]) cylinder(d=nut_dia, h=nut_depth+eps);
+        translate([-nut_off_x, -nut_off_y, -eps]) cylinder(d=nut_dia, h=nut_depth+eps);
+        */
+    //}
+}
+
+base();
\ No newline at end of file
diff --git a/enclosure/rails/olsndot_clamp_stoppers.scad b/enclosure/rails/olsndot_clamp_stoppers.scad
new file mode 100644
index 0000000..95dc31e
--- /dev/null
+++ b/enclosure/rails/olsndot_clamp_stoppers.scad
@@ -0,0 +1,20 @@
+w = 20;
+h = w;
+d = 7;
+hole_dia = 6;
+hole_d = 4;
+hole_fringe = 1.5;
+fringe_extra = 1.0;
+eps = 0.001;
+
+module stopper() {
+    difference() {
+        union() {
+        translate([-w/2, -h/2, 0]) cube([w, h, d]);
+        translate([0, 0, d-eps]) cylinder(d1=hole_dia+2*hole_fringe+2*fringe_extra, d2=hole_dia+2*fringe_extra, h=hole_fringe);
+        }
+        translate([0, 0, d+hole_fringe-hole_d]) cylinder(d=hole_dia, h=hole_d+eps);
+    }
+}
+
+stopper($fn=25);
\ No newline at end of file
diff --git a/enclosure/rails/openstep_base.scad b/enclosure/rails/openstep_base.scad
new file mode 100644
index 0000000..aaa47db
--- /dev/null
+++ b/enclosure/rails/openstep_base.scad
@@ -0,0 +1,68 @@
+eps=0.01;
+
+nut_dia = 5.3;
+nut_depth=5.5;
+
+module nut_base(w=10, o) {
+    difference() {
+        cylinder(d=w, h=nut_depth+o);
+        translate([0, 0, o-eps]) cylinder(d=nut_dia, h=nut_depth+2*eps);
+    }
+}
+
+module raspi_holder(w, h, x=4) {
+    difference() {
+        union() {
+            cube([50+w, 50+w, h]);
+            
+            translate([w/2, w/2, 0]) union() {
+                nut_base(o=h);
+                translate([50, 0, 0]) {
+                    nut_base(o=h);
+                    translate([0, 50, 0]) nut_base(o=h);
+                }
+                translate([0, 50, 0]) nut_base(o=h);
+            }
+        }
+        translate([w, w, -eps]) cube([50-w, 50-w, h+2*eps]);
+        
+        
+        translate([w/2, w/2, -eps]) {
+            cylinder(d=x, h=h+2*eps);
+            translate([50, 0, 0]) {
+                cylinder(d=x, h=h+2*eps);
+                translate([0, 50, 0]) cylinder(d=x, h=h+2*eps);
+            }
+            translate([0, 50, 0]) cylinder(d=x, h=h+2*eps);
+        }
+    }
+}
+
+module rev_nut_base(w=10, h=5, a=45, x=4, th=7, tw=10) {
+    rotate([0, 0, a])
+    translate([-w/2, -w, 0]) difference() {
+        union() {
+            cube([w, w, h]);
+            translate([w/2, w, 0]) cylinder(d=tw, h=th);
+        }
+        translate([w/2, w, -eps]) {
+            cylinder(d=nut_dia, h=nut_depth+2*eps);
+            cylinder(d=x, h=th+2*eps);
+        }
+    }
+}
+
+module raspi_adapter(w=10, h=5, s=30) {
+    translate([-(50+w)/2, -(50+w)/2, 0]) raspi_holder(w=w, h=h);
+    difference() {
+        union() {
+            translate([-s, -(50+w)/2-5, 0]) rev_nut_base(a=-30-180);
+            translate([ s, -(50+w)/2-5, 0]) rev_nut_base(a=-60-90);
+            translate([-s,  (50+w)/2+5, 0]) rev_nut_base(a=-60+90);
+            translate([ s,  (50+w)/2+5, 0]) rev_nut_base(a=-30);
+        }
+        cube([60, 60, 100], center=true);
+    }
+}
+
+raspi_adapter($fn=25);
diff --git a/enclosure/rails/raspi_adapter.scad b/enclosure/rails/raspi_adapter.scad
new file mode 100644
index 0000000..12d17a7
--- /dev/null
+++ b/enclosure/rails/raspi_adapter.scad
@@ -0,0 +1,68 @@
+eps=0.01;
+
+nut_dia = 5.3;
+nut_depth=5.5;
+
+module nut_base(w=10, o) {
+    difference() {
+        cylinder(d=w, h=nut_depth+o);
+        translate([0, 0, o-eps]) cylinder(d=nut_dia, h=nut_depth+2*eps);
+    }
+}
+
+module raspi_holder(w, h, x=4) {
+    difference() {
+        union() {
+            cube([58+w, 49+w, h]);
+            
+            translate([w/2, w/2, 0]) union() {
+                nut_base(o=h);
+                translate([58, 0, 0]) {
+                    nut_base(o=h);
+                    translate([0, 49, 0]) nut_base(o=h);
+                }
+                translate([0, 49, 0]) nut_base(o=h);
+            }
+        }
+        translate([w, w, -eps]) cube([58-w, 49-w, h+2*eps]);
+        
+        
+        translate([w/2, w/2, -eps]) {
+            cylinder(d=x, h=h+2*eps);
+            translate([58, 0, 0]) {
+                cylinder(d=x, h=h+2*eps);
+                translate([0, 49, 0]) cylinder(d=x, h=h+2*eps);
+            }
+            translate([0, 49, 0]) cylinder(d=x, h=h+2*eps);
+        }
+    }
+}
+
+module rev_nut_base(w=10, h=5, a=45, x=4, th=7, tw=10) {
+    rotate([0, 0, a])
+    translate([-w/2, -w, 0]) difference() {
+        union() {
+            cube([w, w, h]);
+            translate([w/2, w, 0]) cylinder(d=tw, h=th);
+        }
+        translate([w/2, w, -eps]) {
+            cylinder(d=nut_dia, h=nut_depth+2*eps);
+            cylinder(d=x, h=th+2*eps);
+        }
+    }
+}
+
+module raspi_adapter(w=10, h=5, s=30) {
+    translate([-(58+w)/2, -(49+w)/2, 0]) raspi_holder(w=w, h=h);
+    difference() {
+        union() {
+            translate([-s, -(49+w)/2-5, 0]) rev_nut_base(a=-15-180);
+            translate([ s, -(49+w)/2-5, 0]) rev_nut_base(a=-75-90);
+            translate([-s,  (49+w)/2+5, 0]) rev_nut_base(a=-75+90);
+            translate([ s,  (49+w)/2+5, 0]) rev_nut_base(a=-15);
+        }
+        cube([64, 55, 100], center=true);
+    }
+}
+
+raspi_adapter($fn=25);
diff --git a/enclosure/rails/rs485_base.scad b/enclosure/rails/rs485_base.scad
new file mode 100644
index 0000000..2b5afe5
--- /dev/null
+++ b/enclosure/rails/rs485_base.scad
@@ -0,0 +1,43 @@
+eps=0.01;
+
+nut_dia = 5.3;
+nut_depth=5.5;
+
+bx=71.12;
+by=35.56;
+
+w=8;
+h=5;
+s=30;
+d=w;
+bh=8;
+sd=4;
+
+module qc(a, b, d, h) {
+    translate([-a, -b, 0]) cylinder(d=d, h=h);
+    translate([-a,  b, 0]) cylinder(d=d, h=h);
+    translate([ a, -b, 0]) cylinder(d=d, h=h);
+    translate([ a,  b, 0]) cylinder(d=d, h=h);
+}
+
+module foo() {
+    difference() {
+        union() {
+            translate([0, by/2, h/2]) cube([2*s+w, w, h], center=true);
+            translate([0, -by/2, h/2]) cube([2*s+w, w, h], center=true);
+            translate([-bx/2, 0, h/2]) cube([w, by, h], center=true);
+            translate([bx/2, 0, h/2]) cube([w, by, h], center=true);
+
+            qc(a=bx/2, b=by/2, d=d, h=bh);
+            qc(a=s, b=by/2, d=d, h=bh);
+        }
+        translate([0, 0, -eps]) {
+            qc(a=bx/2, b=by/2, d=sd, h=bh+2*eps);
+            qc(a=s, b=by/2, d=sd, h=bh+2*eps);
+            translate([0, 0, bh-nut_depth+eps]) qc(a=bx/2, b=by/2, d=nut_dia, h=nut_depth+eps);
+            qc(a=s, b=by/2, d=nut_dia, h=nut_depth+eps);
+        }
+    }
+}
+
+foo($fn=25);
\ No newline at end of file