add posts to the top panels

trying to add more friction fit to the panel to frame connection point

Signed-off-by: Brian S. Stephan <bss@incorporeal.org>

src/bottom-panel-inset.scad

@@ -6,8 +6,8 @@
 include <parameters.scad>
 include <components.scad>
 
-module bottom_panel() {
-	mirror([0, 0, 1]) panel();
+module inset_bottom_panel() {
+	bottom_panel();
 }
 
-bottom_panel();
+inset_bottom_panel();

src/components.scad

@@ -164,6 +164,24 @@ module levermountholes() {
 
 module base_panel() {
 	cube([panel_x, panel_y, panel_z], center=true);
+	translate([panel_to_frame_point_x, panel_to_frame_point_y, -panel_z])
+		scale([1.4, 1.4, 0.1]) frame_hex_bolt_hole();
+	translate([-panel_to_frame_point_x, panel_to_frame_point_y, -panel_z])
+		scale([1.4, 1.4, 0.1]) frame_hex_bolt_hole();
+	translate([panel_to_frame_point_x, -panel_to_frame_point_y, -panel_z])
+		scale([1.4, 1.4, 0.1]) frame_hex_bolt_hole();
+	translate([-panel_to_frame_point_x, -panel_to_frame_point_y, -panel_z])
+		scale([1.4, 1.4, 0.1]) frame_hex_bolt_hole();
+}
+
+module base_bottom_panel() {
+	difference() {
+		base_panel();
+		translate([0, panel_y/2, panel_z]) rotate([45, 0, 0]) cube([panel_x+0.01, 10, 10], center=true);
+		translate([0, -panel_y/2, panel_z]) rotate([315, 0, 0]) cube([panel_x+0.01, 10, 10], center=true);
+		translate([panel_x/2, 0, panel_z]) rotate([0, 45, 0]) cube([10, panel_y+0.01, 10], center=true);
+		translate([-panel_x/2, 0, panel_z]) rotate([0, 315, 0]) cube([10, panel_y+0.01, 10], center=true);
+	}
 }
 
 module panel() {
@@ -173,6 +191,13 @@ module panel() {
 	}
 }
 
+module bottom_panel() {
+	difference() {
+		base_bottom_panel();
+		mirror([0, 0, 1]) panel_holes();
+	}
+}
+
 module overhang_plate() {
 	roundedcube([overhang_panel_x, overhang_panel_y, panel_z], center=true, radius=1);
 }
@@ -204,7 +229,13 @@ module panel_with_raised_overhang() {
 
 module frame_box() {
 	difference() {
-		roundedcube([frame_x, frame_y, frame_z], center=true, radius=3);
+		points = [ [(frame_x/2)-3, (frame_y/2)-3, 0], [-(frame_x/2)+3, (frame_y/2)-3, 0],
+			[(frame_x/2)-3, -(frame_y/2)+3, 0], [-(frame_x/2)+3, -(frame_y/2)+3, 0] ];
+		hull() {
+			for (p = points) {
+				translate(p) cylinder(r=3, h=frame_z, center=true);
+			}
+		}
 		// cut out the middle to make it a box
 		cube([panel_x-(panel_support_width*2), panel_y-(panel_support_width*2), frame_z+5], center=true);
 	}
@@ -250,11 +281,14 @@ module frame() {
 	difference() {
 		base_frame();
 		translate([0, 0, frame_z/2]) scale([1, 1, 2]) base_panel();
-		translate([0, 0, -frame_z/2]) scale([1, 1, 2]) base_panel();
+		translate([0, 0, -frame_z/2]) scale([1, 1, 2]) base_bottom_panel();
 		translate([panel_to_frame_point_x, panel_to_frame_point_y, 0]) frame_hex_bolt_hole();
 		translate([-panel_to_frame_point_x, panel_to_frame_point_y, 0]) frame_hex_bolt_hole();
 		translate([panel_to_frame_point_x, -panel_to_frame_point_y, 0]) frame_hex_bolt_hole();
 		translate([-panel_to_frame_point_x, -panel_to_frame_point_y, 0]) frame_hex_bolt_hole();
+
+		// comfort bevel
+		translate([0, -frame_y/2, frame_z/2]) rotate([45, 0, 0]) cube([frame_x+0.01, 4, 4], center=true);
 	}
 }