modified Kaze parts

[things.git] / kaze-firewall.scad

diff --git a/kaze-firewall.scad b/kaze-firewall.scad
new file mode 100644 (file)
index 0000000..39aa84e
--- /dev/null
+++ b/kaze-firewall.scad
@@ -0,0 +1,94 @@
+eps = 0.01;
+infty = 100;
+
+body_w = 32; // outer parameter, incl. foam
+body_h = 32;
+foam_w = 3;
+
+screw_d1 = 19;
+screw_d2 = 16;
+screw_hole = 3.5;
+base_wall = 1.5;
+
+center_hole_d = 9;
+
+insert_h = 10;
+
+wall = 1;
+
+// base plate
+difference() {
+       translate([-body_w/2, -body_h/2, 0])
+               cube([body_w, body_h, base_wall]);
+       // center hole
+       translate([0, 0, -eps])
+               cylinder(r = center_hole_d/2, h = base_wall + 2*eps);
+       // screw_d2 screw holes
+       for (y = [-1, 1]) scale([1, y, 1])
+               translate([0, screw_d2/2, -eps]) {
+                       cylinder(r = screw_hole/2, h = base_wall + 2*eps, $fn=6);
+                       translate([0, 0, base_wall/2])
+                               cylinder(r1 = screw_hole/2,
+                                       r2 = screw_hole/2 + base_wall/2,
+                                       h = base_wall/2 + 2*eps, $fn = 6);
+               }
+       // screw_d1 screw holes
+       for (x = [-1, 1]) scale([x, 1, 1])
+               translate([screw_d1/2, 0, -eps]) {
+                       cylinder(r = screw_hole/2, h = base_wall + 2*eps, $fn=6);
+                       translate([0, 0, base_wall/2])
+                               cylinder(r1 = screw_hole/2,
+                                       r2 = screw_hole/2 + base_wall/2,
+                                       h = base_wall/2 + 2*eps, $fn = 6);
+               }
+       // cable hole
+       translate([-body_w/2+foam_w+wall, -body_h/2+foam_w+wall, -eps])
+               cube([8, 6, base_wall + 2*eps]);
+}
+
+motor_angle_right = 3;
+motor_angle_down  = 3;
+
+base_angle = 10;
+angle_r = base_angle + motor_angle_right;
+angle_l = base_angle - motor_angle_right;
+angle_t = base_angle - motor_angle_down;
+angle_d = base_angle + motor_angle_down;
+
+// +x axis is to the right
+// +y axis is to the top
+module cone(l, r, t, d, h) {
+       intersection() {
+       // top
+       translate([0, t, 0])
+       rotate([-angle_t, 0, 0]) translate([-infty/2, -infty, -infty/2]) cube(infty);
+       // bottom
+       translate([0, -d, 0])
+       rotate([angle_d, 0, 0]) translate([-infty/2, 0, -infty/2]) cube(infty);
+       // right
+       translate([r, 0, 0])
+       rotate([0, angle_r, 0]) translate([-infty, -infty/2, -infty/2]) cube(infty);
+       // left
+       translate([-l, 0, 0])
+       rotate([0, -angle_l, 0]) translate([0, -infty/2, -infty/2]) cube(infty);
+       // front
+       translate([-infty/2, -infty/2, 0]) cube(infty);
+       // rear
+       translate([-infty/2, -infty/2, h-infty]) cube(infty);
+       }
+}
+
+difference() {
+       cone(body_w/2-foam_w,
+               body_w/2-foam_w,
+               body_h/2-foam_w,
+               body_h/2-foam_w,
+               insert_h);
+       translate([0, 0, -eps])
+               cone(body_w/2 - foam_w - wall/cos(angle_l),
+                       body_w/2 - foam_w - wall/cos(angle_r),
+                       body_h/2 - foam_w - wall/cos(angle_t),
+                       body_h/2 - foam_w - wall/cos(angle_d),
+                       insert_h + 2*eps);
+}
+