added strain relief part by AndrewBCN

[clinton/wilson.git] / scad / frame-brace-v2.scad

diff --git a/scad/frame-brace-v2.scad b/scad/frame-brace-v2.scad
dissimilarity index 77%
index 6a95fb3..309a9ef 100644 (file)
--- a/scad/frame-brace-v2.scad
+++ b/scad/frame-brace-v2.scad
@@ -1,36 +1,43 @@
-// Y frame brace for Wilson TS
-// by sgraber
-
-beam_size = 20;
-smidge = .65; // this is the amount needed for built-in slicing error (needs to be 
-              // about your nozzle width, maybe a little more so they aren't too tight)
-
-module fillet() {
-       difference() {
-               cube(size=[20+8,20,20]);
-               rotate([0,90,0]) translate([-20,0.5,0]) cylinder(r=10*2, h=30);
-       }
-}
-
-bracket();
-
-module bracket() {
- difference() {
-       union() {
-               cube(size=[beam_size+8,45,4]);
-               translate([0,70/2-29/2,0]) cube(size=[beam_size+8,beam_size + 4.7,30]);
-               translate([0,0.5,4]) fillet();
-               //translate([0,69.5,4]) mirror([0,1,0]) fillet();
-       }
-       #translate([-0.25+4,70/2-20.5/2,-1]) cube(size=[beam_size + smidge,beam_size + 2,40]);
-       translate([10+4,7+8,-5]) cylinder(r=3,h=50);
-       translate([10+4,7+8,5]) #cylinder(r=5.5,h=50);
-       translate([10+4,63,-5]) cylinder(r=3,h=50);
-       translate([10+4,63,4]) cylinder(r=5,h=50);
-       #cube(size=[40,5,10]);
-
-       translate([10+4,70,10+8]) rotate([90,0,0]) cylinder(r=3,h=70);
-       translate([10+4,21,10+8]) rotate([90,0,0]) #cylinder(r=5.5,h=70);
-       translate([10+4,25+70,10+8]) rotate([90,0,0]) cylinder(r=5,h=43);
- }
-}
\ No newline at end of file
+// Y frame brace for Wilson TS
+// by sgraber
+// further parameterized and fiddled with my mjrice
+
+beam_size = 20;
+smidge = .52; // about your nozzle width, maybe a little more so they aren't too tight).
+walls = 5;
+bracket_w = beam_size + (walls*2);
+
+module fillet() {
+       difference() {
+               cube(size=[bracket_w,beam_size,beam_size]);
+               rotate([0,90,0]) translate([-beam_size,0.5,0]) cylinder(r=10*2, h=bracket_w+1,$fn=60);
+       }
+}
+
+bracket();
+
+module bracket() {
+ difference() {
+       union() {
+               cube(size=[bracket_w,45,4]);
+               translate([0,70/2-29/2,0]) cube(size=[bracket_w,beam_size + 4.7,30]);
+               translate([0,0.5,4]) fillet();
+               //translate([0,69.5,4]) mirror([0,1,0]) fillet();
+       }
+       translate([walls-smidge/2,70/2-20.5/2,-1]) cube(size=[beam_size + smidge,beam_size + 2,40]);
+       translate([beam_size/2+walls,7+8,-5]) cylinder(r=3,h=50);   // inner hole
+       translate([beam_size/2+walls,7+8,5]) cylinder(r=5.5,h=50); // outer inset hole for screw head
+       //translate([beam_size/2+walls,63,-5]) cylinder(r=3,h=50);
+       //translate([beam_size/2+walls,63,4]) cylinder(r=5,h=50);
+       translate([-1,0,0]) cube(size=[bracket_w+2,5,10]); // cuts off the bit on the front
+
+       translate([beam_size/2+walls,70,10+8]) rotate([90,0,0]) cylinder(r=3,h=70); // inner hole
+       translate([beam_size/2+walls,21,10+8]) rotate([90,0,0]) cylinder(r=5.5,h=70); // outer inset hole for screw head
+       //translate([beam_size/2+walls,25+70,10+8]) rotate([90,0,0]) cylinder(r=5,h=43);
+
+    // bevels on bottom of the part, so that squashing of the first layer won't impact our fit to the extrusions:
+    translate([1,70/2-20.5/2,-3]) rotate([0,45,0]) cube(size=[beam_size,beam_size+2,beam_size]);
+    #translate([25.7,70/2-20.5/2-4,-3]) rotate([0,45,90]) cube(size=[2,beam_size+smidge*2,7]);
+    
+ }
+}
\ No newline at end of file