chiark / gitweb /
flyscreen-handle: sort out slopes
authorIan Jackson <ijackson@chiark.greenend.org.uk>
Fri, 26 Aug 2016 18:35:40 +0000 (19:35 +0100)
committerIan Jackson <ijackson@chiark.greenend.org.uk>
Fri, 26 Aug 2016 18:35:40 +0000 (19:35 +0100)
flyscreen-handle.scad

index 852b38f..88924c9 100644 (file)
@@ -30,8 +30,8 @@ handle_rcut = 3;
 
 cutout_gap = 1.5;
 
-total_len = 35;
-retaining_len = 10;
+total_len = 40;
+basics_len = 8;
 
 overret_hch = 5;
 
@@ -57,6 +57,9 @@ retain_cutout_h = retain_rad * 2 + retain_bend_gap;
 
 overret_gaplen = retain_cutout_h / cos(retain_empir_angle);
 
+retaining_len = total_len - overret_gaplen - basics_len * 2;
+echo(retaining_len);
+
 module InsertSection(){
   hull(){
     translate([-ins_irad, -ins_irad])
@@ -155,12 +158,31 @@ module BasicSection(){
 }
 
 module Handle(){
-  bs0 = retaining_len + overret_gaplen;
+  bs0 = retaining_len + overret_gaplen + basics_len;
   bs1 = bs0 + overret_hch;
   linear_extrude(height=total_len, convexity=100) GappingSection();
-  linear_extrude(height=retaining_len, convexity=100) WithRetainSection();
-  translate([0,0, bs1]) linear_extrude(height= total_len - bs1)
-    BasicSection();
+
+  translate([0,0, basics_len]) {
+    intersection(){
+      linear_extrude(height=retaining_len, convexity=100)
+       WithRetainSection();
+      translate([retain_mxy[0], retain_mxy[1], 0])
+       rotate([0,0, retain_empir_angle])
+       translate([retain_stalk_len, -30, 0])
+       multmatrix([[1,0,-1,0],
+                   [0,1,0,0],
+                   [0,0,1,0],
+                   [0,0,0,1]])
+       cube([50, 60, 50]);
+    }
+  }
+
+  for (z= [0, bs1]) {
+    translate([0,0, z])
+      linear_extrude(height= basics_len)
+      BasicSection();
+  }
+
   translate([0,0, bs1+0.1]) mirror([0,0,1]) {
     intersection_for (sl=[0,1]) {
       multmatrix([[1,0,0,0],
@@ -192,6 +214,6 @@ module Test(){
 //WithRetainSection();
 //BasicSection();
 //GappingSection();
-Test();
+//Test();
 //Demo();
-//Handle();
+Handle();