X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=maglite-holder.scad;h=8e9658628a9dac2875aa4ef0619b2c800d473a06;hp=bf78cd1296f70606bc501ffeae809581b5fa92a2;hb=72c35c0236348bc504f6490e2bf9e5f67c1fd522;hpb=f87918d4ca17011d8c946672a5b58d8786f1bc62

diff --git a/maglite-holder.scad b/maglite-holder.scad
index bf78cd1..8e96586 100644
--- a/maglite-holder.scad
+++ b/maglite-holder.scad
@@ -11,16 +11,40 @@ torch_clear = 30;
 torch_clear_below = 10;
 
 stem_width = 20;
-stem_thick = 4;
+stem_thick = 8;
 
-torch_recess = 15;
+torch_recess = 11;
 arm_width = 10;
-block_thick = 30;
+block_thick = 15;
 
-//$fa=5;
+torch_out_more = 10;
+
+brace = [ 40, 20, 20 ];
+
+hole_dia = 4 + 0.5;
+hole_slot = 5;
+
+slop = 4; // total, not each side
+
+torch_min_xcoord_fig_cm = -2.7; // coordinates of bottom left of curve
+torch_min_ycoord_fig_cm = -5.9; // & big part in fig file.  mid top is origin
+torch_smm_xcoord_fig_cm = -1.9; // x coord of lhs of narrow part
+
+miniature = 2; // can adjust this to get commitid size right and rescale *Print
+
+$fa=5;
 
 // calculated
 
+include <commitid.scad>
+
+torch_dxf_scale =
+  [ (torch_big_dia - torch_lit_dia) /
+    (-(torch_min_xcoord_fig_cm - torch_smm_xcoord_fig_cm) * 10 * 2),
+    torch_big_len / (-torch_min_ycoord_fig_cm * 10) ];
+
+echo(torch_dxf_scale);
+
 above = torch_big_len + torch_clear + torch_clear_below;
 
 holes = [ 172, 265 ];
@@ -29,17 +53,20 @@ stem_below = stem_width/2;
 
 stem_len = holes[1] - above + stem_below;
 
-torch_out = stem_thick + torch_big_dia/2;
+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/sqrt(2);
+block_out = torch_out + torch_big_dia/2/sqrt(2);
 
-module Torch(){
+module TorchOrig(){
   mirror([0,0,1]){
     hull(){
       rotate_extrude()
+	translate([-torch_lit_dia/2, 0])
+	scale(torch_dxf_scale)
 	translate(dxf_off)
+	translate([-torch_smm_xcoord_fig_cm * 10, 0])
 	import(file="maglite-holder-torch-curve.dxf",
 	       convexity=10, center=true);
     }
@@ -48,26 +75,94 @@ module Torch(){
   }
 }
 
-module Bracket(){
+module Torch(){
+  scale(slop/torch_lit_dia + 1.0)
+    TorchOrig();
+}
+
+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(){
+  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(){ ////toplevel
+  cid_w = stem_width * .75;
+  hole_near = hole_slot + hole_dia;
+
   difference(){
-    mirror([0,1,0])
+    mirror([0,1,0]) {
       translate([-stem_width/2, 0, -stem_len])
-      cube([stem_width, stem_thick, 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);
+    translate([-cid_w/2, 0, above - holes[0] - hole_near])
+      rotate([-90,0,0])
+      scale([miniature, miniature, 1])
+      Commitid_BestCount([cid_w, holes[1]-holes[0] - hole_near*2]
+			 / miniature);
   }
   difference(){
     mirror([0,1,0])
       translate([-block_width/2, 0, -block_thick])
       cube([block_width, block_out, block_thick]);
+    TorchMovement();
   }
-  for (out=[ torch_out, torch_out + block_out*2 ])
-    translate([ 0, -out, -torch_recess ])
+}
+
+module BracketPrint(){ ////toplevel
+  scale(1/miniature)
+    rotate([-90,0,0])
+    Bracket();
+}
+
+module TestTorchPrint(){ ////toplevel
+  scale(1/miniature)
+  intersection(){
+    translate([0,0, torch_lit_dia / 2 / sqrt(2)])
+      rotate([-90,0,0])
       Torch();
+    translate([-100, -torch_tot_len*2, 0])
+      cube([200, torch_tot_len*4, 200]);
+  }
 }
 
-module Demo(){
-  translate([0, -torch_out, 0])
-    %Torch();
+module Demo(){ ////toplevel
+  color("red")
+    translate([0, -torch_out, 0])
+    TorchOrig();
+  color("blue")
+    translate([0, -torch_out, above])
+    cylinder(r=torch_big_dia/2, h=1);
   Bracket();
 }
 
-Demo();
+//Demo();
+//BracketPrint();
+//TestTorchPrint();