nun mit Beschriftung

1 files changed, 57 insertions, 44 deletions

diff --git a/Schluesselanhaenger.scad b/Schluesselanhaenger.scad
index c46b5a7..6cf5d34 100644
--- a/Schluesselanhaenger.scad
+++ b/Schluesselanhaenger.scad
@@ -4,53 +4,66 @@ b = 30;
 alpha = 30;
 r = 2.5;
 rBohrung = 1;
+gravurTiefe = 0.5;
 
-rotate_extrude(angle = 180, $fn = 100)
-  translate([h/2,0,0])
-    circle(r = d/2, $fn = 100);
-for (i=[-1:2:1]) {
-  translate([i*h/2,0,0])
-    rotate([90,0,0])
-      linear_extrude(b)
+difference() {
+  union() {
+    rotate_extrude(angle = 180, $fn = 100)
+      translate([h/2,0,0])
         circle(r = d/2, $fn = 100);
-  rotate([0,90*(i+1),0]) {
-    translate([0,-b,0])
-      rotate_extrude(angle = -alpha, $fn = 100)
-        translate([h/2,0,0])
-          circle(r = d/2, $fn = 100);
-    translate([-h/2*cos(alpha),-b-h/2*sin(alpha),0])
-      rotate([90,0,alpha])
-        linear_extrude((h/2-r)/tan(alpha))
+    for (i=[-1:2:1]) {
+      translate([i*h/2,0,0])
+        rotate([90,0,0])
+          linear_extrude(b)
+            circle(r = d/2, $fn = 100);
+      rotate([0,90*(i+1),0]) {
+        translate([0,-b,0])
+          rotate_extrude(angle = -alpha, $fn = 100)
+            translate([h/2,0,0])
+              circle(r = d/2, $fn = 100);
+        translate([-h/2*cos(alpha),-b-h/2*sin(alpha),0])
+          rotate([90,0,alpha])
+            linear_extrude((h/2-r)/tan(alpha))
+              circle(r = d/2, $fn = 100);
+      }
+    }
+    translate([0,-b-h/2*sin(alpha)+r*sin(180-alpha)-(h/2-r)/tan(alpha)*cos(alpha),0]) {
+      rotate([0,0,-180+alpha])
+        rotate_extrude(angle = 180 - 2*alpha, $fn = 100)
+          translate([r,0,0])
+            circle(r = d/2, $fn = 100);
+      rotate_extrude(angle = 360, $fn = 100)
+        translate([rBohrung + d/2,0,0])
           circle(r = d/2, $fn = 100);
-  }
-}
-translate([0,-b-h/2*sin(alpha)+r*sin(180-alpha)-(h/2-r)/tan(alpha)*cos(alpha),0]) {
-  rotate([0,0,-180+alpha])
-    rotate_extrude(angle = 180 - 2*alpha, $fn = 100)
-      translate([r,0,0])
-        circle(r = d/2, $fn = 100);
-  rotate_extrude(angle = 360, $fn = 100)
-    translate([rBohrung + d/2,0,0])
-      circle(r = d/2, $fn = 100);
-}
-translate([0,0,-d/2])
-  linear_extrude(d)
-    difference() {
-      union() {
-        translate([-h/2,-b])
-          square([h,b]);
-        for (i=[0:1])
-          translate([0,-b*i,0])
-            circle(r = h/2, $fn = 100);
+    }
+    translate([0,0,-d/2])
+      linear_extrude(d)
+        difference() {
+          union() {
+            translate([-h/2,-b])
+              square([h,b]);
+            for (i=[0:1])
+              translate([0,-b*i,0])
+                circle(r = h/2, $fn = 100);
+            translate([0,-b-h/2*sin(alpha)+r*sin(180-alpha)-(h/2-r)/tan(alpha)*cos(alpha)])
+              circle(r = r, $fn = 100);
+            polygon([
+              [-h/2*cos(alpha),-b-h/2*sin(alpha)],
+              [-r*cos(alpha),-b-h/2*sin(alpha)-(h/2-r)/tan(alpha)*cos(alpha)],
+              [r*cos(alpha),-b-h/2*sin(alpha)-(h/2-r)/tan(alpha)*cos(alpha)],
+              [h/2*cos(alpha),-b-h/2*sin(alpha)],
+            ]);
+          }
         translate([0,-b-h/2*sin(alpha)+r*sin(180-alpha)-(h/2-r)/tan(alpha)*cos(alpha)])
-          circle(r = r, $fn = 100);
-        polygon([
-          [-h/2*cos(alpha),-b-h/2*sin(alpha)],
-          [-r*cos(alpha),-b-h/2*sin(alpha)-(h/2-r)/tan(alpha)*cos(alpha)],
-          [r*cos(alpha),-b-h/2*sin(alpha)-(h/2-r)/tan(alpha)*cos(alpha)],
-          [h/2*cos(alpha),-b-h/2*sin(alpha)],
-        ]);
+          circle(r = rBohrung + d/2, $fn = 100);
       }
-    translate([0,-b-h/2*sin(alpha)+r*sin(180-alpha)-(h/2-r)/tan(alpha)*cos(alpha)])
-      circle(r = rBohrung + d/2, $fn = 100);
   }
+  translate([0,-b/2,d/2-gravurTiefe])
+    rotate([0,0,90])
+      linear_extrude(2*gravurTiefe)
+        text("links", size = 0.8*h, halign = "center", valign = "center");
+  translate([0,-b/2,-d/2+gravurTiefe])
+    rotate([0,180,-90])
+      linear_extrude(2*gravurTiefe)
+        text("rechts", size = 0.8*h, halign = "center", valign = "center");
+}
\ No newline at end of file