X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=maglite-holder.scad;h=cfdafaab4558fd7cfd7047c3091fa17706d009b0;hp=25d7efaa30fd47cba669d5d9dd64a5689144a939;hb=39697becedcabae1c880a1fe3663975a0440758a;hpb=28bdfa5b52eda37b5f7169f5b1eb4e990ff381ec

diff --git a/maglite-holder.scad b/maglite-holder.scad
index 25d7efa..cfdafaa 100644
--- a/maglite-holder.scad
+++ b/maglite-holder.scad
@@ -7,14 +7,108 @@ torch_big_dia = 56.5;
 torch_tot_len = 256;
 torch_big_len = 60;
 
+torch_clear = 30;
+torch_clear_below = 10;
+
+stem_width = 20;
+stem_thick = 8;
+
+torch_recess = 14;
+arm_width = 10;
+block_thick = 15;
+
+torch_out_more = 10;
+
+brace = [ 40, 10, 20 ];
+
+hole_dia = 4 + 0.5;
+hole_slot = 5;
+
+$fa=5;
+
+// calculated
+
+above = torch_big_len + torch_clear + torch_clear_below;
+
+holes = [ 172, 265 ];
+
+stem_below = stem_width/2;
+
+stem_len = holes[1] - above + stem_below;
+
+torch_out = stem_thick + torch_big_dia/2 + torch_out_more;
+
+block_width = arm_width*2 + torch_big_dia;
+
+block_out = torch_out + torch_big_dia/2/sqrt(2);
+
 module Torch(){
-  hull(){
-    rotate_extrude()
-      translate(dxf_off)
-      import(file="maglite-holder-torch-curve.dxf", convexity=10, center=true);
+  mirror([0,0,1]){
+    hull(){
+      rotate_extrude()
+	translate(dxf_off)
+	import(file="maglite-holder-torch-curve.dxf",
+	       convexity=10, center=true);
+    }
+    translate([0,0, -1])
+      cylinder(r=torch_lit_dia/2, h= torch_tot_len - torch_big_len + 1);
   }
-  translate([0,0, -1])
-    cylinder(r=torch_lit_dia/2, h= torch_tot_len - torch_big_len + 1);
 }
 
-Torch();
+module ScrewHole(y, rot) {
+  translate([0,0, above -y]){
+    rotate([0,rot,0]){
+      hull(){
+	for (d= [-1,+1] * hole_slot/2) {
+	  translate([d,0,0])
+	    rotate([90,0,0])
+	    translate([0,0,-stem_thick*2])
+	    cylinder(r= hole_dia/2, h= stem_thick*4);
+	}
+      }
+    }
+  }
+}    
+
+module TorchMovement(){
+  // xxx needs torch increasing for slop
+  translate([0, -torch_out, 0]) {
+    translate([0, 0, -torch_recess])
+      Torch();
+    rotate([90,0,0])
+      linear_extrude(height= block_out)
+      projection() rotate([-90,0,0]) Torch();
+  }
+}
+
+module Bracket(){
+  difference(){
+    mirror([0,1,0]) {
+      translate([-stem_width/2, 0, -stem_len])
+	cube([stem_width, stem_thick, stem_len]);
+      translate([0,0, -block_thick]) hull(){
+	translate([-stem_width/2, 0, -brace[2]])
+	  cube([stem_width, stem_thick, 1]);
+	translate([-brace[0]/2, 0, 0])
+	  cube([brace[0], brace[1], 1]);
+      }
+    }
+    ScrewHole(holes[0], 90);
+    ScrewHole(holes[1], 0);
+  }
+  difference(){
+    mirror([0,1,0])
+      translate([-block_width/2, 0, -block_thick])
+      cube([block_width, block_out, block_thick]);
+    TorchMovement();
+  }
+}
+
+module Demo(){
+  translate([0, -torch_out, 0])
+    %Torch();
+  Bracket();
+}
+
+Demo();
+