From 50ee5463a7492b127b7e4bf40dda28f0609700e0 Mon Sep 17 00:00:00 2001
From: Jonas Gunz <himself@jonasgunz.de>
Date: Wed, 17 Jan 2024 16:30:26 +0100
Subject: GridFinity CarryCase first draft

---
 case_base.scad | 96 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 case_base.scad

(limited to 'case_base.scad')

diff --git a/case_base.scad b/case_base.scad
new file mode 100644
index 0000000..caab33a
--- /dev/null
+++ b/case_base.scad
@@ -0,0 +1,96 @@
+$fn = 50;
+use <gridfinity.scad>
+
+// Change these
+
+ux = 2; //Minimum is 2!
+uy = 1;
+
+// (hopefully) no changes needed below
+
+// If you want weird heights, adjust added_thickness.
+// Dont't forget to adjust clip offsets accordingly!
+uz = 2;
+added_thickness = 0;
+magnets = false;
+
+clip_d = 6;
+clip_l = 50;
+
+mount_thickness = 4;
+mount_length = 7;
+
+clip_thickness = 2;
+clip_width = 40;
+clip_tolerance = 0.5;
+
+clip_bottom_width = 10;
+clip_top_width = 15;
+// should be aroung 7, since we use 1GF unit as base.
+clip_mount_resulting_offset = 8.5;
+clip_bottom_angle = 220;
+clip_top_angle = 180;
+
+
+module top_block(units_x, units_y,) {
+  translate([coord_centered(units_x), coord_centered(units_y), gf_top(uz)]) {
+    linear_extrude(added_thickness)
+      top_block_2d(units_x, units_y);
+  }
+}
+
+module base_plate() {
+  difference() {
+    union() {
+      gridfinity(ux, uy, uz, lip=false, magnets=magnets);
+      if (added_thickness > 0) {
+        top_block(ux,uy);
+      }
+    }
+    union() {
+      for (ix = [0:ux-1]) {
+        for (iy = [0:uy-1]) {
+          translate(gf_offset(ix,iy,uz)) translate([0,0,-4.4 + added_thickness]) stacking_lip_negative(1,1);
+        }
+      }
+    }
+  }
+}
+
+module clip_mount() {
+  translate([0,-mount_length,clip_d/2]) {
+    rotate([0,90,0]) translate([0,0,-clip_l/2]) cylinder(h=clip_l, d=clip_d);
+    translate([clip_l/2-mount_thickness,0,-clip_d/2]) cube([mount_thickness,mount_length,clip_d]);
+    translate([-clip_l/2,0,-clip_d/2]) cube([mount_thickness,mount_length,clip_d]);
+  }
+}
+
+module round_clipper(angle, width) {
+  translate([0,0,clip_d/2 + clip_thickness+clip_tolerance/2]) rotate([0,90,0]) rotate_extrude(angle=angle)
+    translate([(clip_d + clip_tolerance)/2,0,0]) square([clip_thickness, width]);
+}
+
+module clip(units_z) {
+  resulting_height = units_z*7 + clip_mount_resulting_offset;
+
+  linear_extrude(clip_thickness) {
+  polygon([[0,0],[clip_bottom_width,0],
+          [clip_width/2 + clip_top_width/2,resulting_height],
+          [clip_width/2 - clip_top_width/2,resulting_height] ]);
+
+  polygon([[clip_width - clip_bottom_width,0],[clip_width ,0],
+          [clip_width/2 + clip_top_width/2,resulting_height],
+          [clip_width/2 - clip_top_width/2,resulting_height] ]);
+  }
+
+  round_clipper(-clip_bottom_angle, clip_bottom_width);
+  translate([clip_width - clip_bottom_width,0,0])
+    round_clipper(-clip_bottom_angle, clip_bottom_width);
+
+  translate([clip_width/2 - clip_top_width/2, resulting_height,0])
+    round_clipper(clip_top_angle,clip_top_width);
+}
+
+base_plate();
+translate([gf_center(ux, uy).x,-20.75,4.75]) clip_mount();
+translate([gf_center(ux, uy).x,(42*uy) - 21.25,4.75]) mirror([0,1,0]) clip_mount();
-- 
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