X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=anke-gps-bracket.scad;h=d774efba96d397df81b9e210edd84caafa011f71;hb=ba1cd1b2716aec4a85b0bc83de780b4fa4ebbf5f;hp=c08da4a8f42b5019735ae99ba777f700335ac1ec;hpb=bcaf452f19ddc3222813103ff48c4cad568c4822;p=reprap-play.git

diff --git a/anke-gps-bracket.scad b/anke-gps-bracket.scad
index c08da4a..d774efb 100644
--- a/anke-gps-bracket.scad
+++ b/anke-gps-bracket.scad
@@ -1,13 +1,27 @@
 // -*- C -*-
 
+// todo
+// nestlecube does not fit
+// nestlecube doveclip at wrong angle
+
 include <doveclip.scad>
 
 // Dimensions of the main GPS body
-outerw = 120 + 2.5;
-outerh =  75 - 0.2;
-outert =  15 - 1.0;
+outerw = 120;
+outerh =  75;
+outert =  15;
 outerbackbevel = 3;
 
+// Dimensions for the holder
+holder_outerw = outerw - 0.0;
+holder_outerh = outerh + 0.0;
+holder_outert = outert + 0.0;
+
+// Dimensions for the model
+model_outerw = outerw + 2.5;
+model_outerh = outerh - 0.2;
+model_outert = outert - 1.0;
+
 // Dimensions of the bezel area round the edges
 bezelw =    11 - 0.5;
 bezelboth = 11 - 0.5;
@@ -29,10 +43,10 @@ pluggapd =    5;
 // Dimensions of the hole in the tray
 //   width and height (vertical) at the top
 nestleh = 53;
-nestlew = 55.4 - 0.5;
+nestlew = 60.9;
 //   depths (back to front distance):
-nestledl = 38.8 - 0.5;
-nestledr = 42.7 - 0.5;
+nestledl = 38.3 + 1.9;
+nestledr = 42.2 + 1.7;
 //   differences in width, depth, at bottom:
 nestledwl = 3.0;
 nestledwr = 2.4;
@@ -40,13 +54,12 @@ nestleddf = 4.0;
 nestleddbl = 3.3;
 nestleddbr = 3.6;
 
-nestlewallmin = 4;
-nestleceilmin = 4;
-
-// Adjustment for the GPS attitude
+// Adjustment for the GPS attitude and position
 gpsazimuth = 45;
+gpselevation = 40;
 gpsrightwardoffset = 5;
 gpsrearwardoffset = 2;
+gpsrightwardoffsetonbar = 0;
 
 // Amount of wire protrusion to allow for
 plugwiremoreh = 25;
@@ -55,19 +68,35 @@ plugwiremoreh = 25;
 plugslop = 0.5;
 plughstep = 1.5;
 bodylhsrhsslop = 0.5;
+holderhgap = 5;
+holderbezelmore = 2;
+nestlebevel = 2;
 
 // Dimensions for strength only
 screent = 1.0;
 plugstrutw = 4;
-plugstrutt = min(outert, 5);
+plugstrutt = min(model_outert, 5);
 nestledoveclipw = 20;
+holderh = model_outerh * 0.5;
+holderwallt = 2.5;
+holderbackt = 2.8;
+holderdccount = 2;
+holderdoveclipl = 15;
+chassish = 13;
+chassist = 13;
+nestlefloorh = 2.0;
+nestleceilh = 2.0;
+nestlewallmin = 3.0;
+
+// Consequential values
+holderdcw = DoveClipPairSane_width(holderdccount);
 
 module GpsPlugPlug(slop){
   effhslop = slop - plughstep;
   effplugw = plugw + slop*2;
   effplugh = plugh + effhslop*2;
   translate([plug2lhs-slop, plug2bot-effhslop, -1])
-    cube([effplugw, effplugh, outert+2]);
+    cube([effplugw, effplugh, model_outert+2]);
 }
 
 module GpsBodyOuterBevel(len){
@@ -87,22 +116,24 @@ module GpsBody() { ////toplevel
   difference(){
     union(){
       difference(){
-	cube([outerw, outerh, outert]);
+	cube([model_outerw, model_outerh, model_outert]);
 	translate([bezelw, bezelboth, screent])
-	  cube([outerw-bezelw*2, outerh-bezelboth-bezeltoph, outert]);
-	translate([outerw-spkr2rhs, spkr2bot, -1])
-	  cylinder(r=spkrdia/2, h=outert+2);
+	  cube([model_outerw-bezelw*2,
+		model_outerh-bezelboth-bezeltoph,
+		model_outert]);
+	translate([model_outerw-spkr2rhs, spkr2bot, -1])
+	  cylinder(r=spkrdia/2, h=model_outert+2);
       }
       translate([plug2lhs+plugw/2, plug2bot+plugh/2, 0])
-	cylinder(r=(plugw+plugh)/2, h=outert);
+	cylinder(r=(plugw+plugh)/2, h=model_outert);
       for (x=[plug2lhs-plugstrutw, plug2lhs+plugw])
 	translate([x, 0.1, 0])
-	  cube([plugstrutw, outerh-0.2, plugstrutt-0.10]);
+	  cube([plugstrutw, model_outerh-0.2, plugstrutt-0.10]);
     }
     GpsPlugPlug(0);
-    for (x=[0,outerw]) translate([x,0,0]) GpsBodyOuterBevel(outerh);
-    for (y=[0,outerh]) translate([0,y,0])
-      rotate([0,0,-90]) GpsBodyOuterBevel(outerw);
+    for (x=[0,model_outerw]) translate([x,0,0]) GpsBodyOuterBevel(model_outerh);
+    for (y=[0,model_outerh]) translate([0,y,0])
+      rotate([0,0,-90]) GpsBodyOuterBevel(model_outerw);
   }
 }
 
@@ -161,19 +192,29 @@ module GpsPlugT(){ ////toplevel
 
 module NestleCubeCutout(ca,cb,d){
   dist = cb - ca;
+  cuth = -nestleh + nestlefloorh;
   mirror([0,1,0]){
+    translate([0,1,0])
     rotate([90,0,0]){
-      linear_extrude(height=d){
-	polygon([[ca, -nestleh-1],
-		 [ca, -dist/2],
-		 [(ca+cb)/2, 0],
-		 [cb, -dist/2],
-		 [cb, -nestleh-1]]);
+      linear_extrude(height=d+2){
+	polygon([[ca+nestlebevel, cuth],
+		 [ca, cuth+nestlebevel*2],
+		 [ca, -dist/2-nestleceilh],
+		 [(ca+cb)/2, -nestleceilh],
+		 [cb, -dist/2-nestleceilh],
+		 [cb, cuth+nestlebevel*2],
+		 [cb-nestlebevel, cuth]]);
       }
     }
   }
 }
 
+module NestleCubeBevel(){
+  translate([-nestlebevel, -100, -0.1])
+    rotate([0,30,0])
+    cube([nestlebevel*2, 200, nestlebevel*5]);
+}
+
 module NestleCube(){ ////toplevel
   midw = nestlew/2;
   midd = min(nestledl,nestledr);
@@ -189,29 +230,34 @@ module NestleCube(){ ////toplevel
   cutw0 = basew0 - nestlewallmin;
   cutw1 = basew1 + nestlewallmin;
 
-  translate([-(basew0+basew1)/2, -(based0+based1)/2, 0]) difference(){
-    polyhedron
-      (points=[[          +0      ,            +0,        0], // 0
-	       [          +0      ,            +nestledr, 0], // 1
-	       [          -midw   ,            +midd,     0], // 2
-	       [          -nestlew,            +nestledl, 0], // 3
-	       [          -nestlew,            +0,        0], // 4
-	       [-nestledwr+0      , +nestleddf +0,        -nestleh], // 5
-	       [-nestledwr+0      , -nestleddbr+nestledr, -nestleh], // 6
-	       [          -midw   , -midddb    +midd,     -nestleh], // 7
-	       [+nestledwl-nestlew, -nestleddbl+nestledl, -nestleh], // 8
-	       [+nestledwl-nestlew, +nestleddf +0,        -nestleh]], // 9
-       triangles=[[0,1,6],[6,5,0],
-		  [1,2,7],[7,6,1],
-		  [2,3,8],[8,7,2],
-		  [3,4,9],[9,8,3],
-		  [4,0,5],[5,9,4],
-		  [4,3,2],[2,1,0],[0,4,2],
-		  [7,8,9],[5,6,7],[7,9,5]],
-       convexity=3);
-    intersection(){
-      NestleCubeCutout(cutw1, cutw0, max(nestledl,nestledr));
-      rotate([0,0,90]) NestleCubeCutout(cutd0, cutd1, nestlew);
+  translate([-(basew0+basew1)/2, -(based0+based1)/2, 0]) {
+    difference(){
+      polyhedron
+	(points=[[          +0      ,            +0,        0], // 0
+		 [          +0      ,            +nestledr, 0], // 1
+		 [          -midw   ,            +midd,     0], // 2
+		 [          -nestlew,            +nestledl, 0], // 3
+		 [          -nestlew,            +0,        0], // 4
+		 [-nestledwr+0      , +nestleddf +0,        -nestleh], // 5
+		 [-nestledwr+0      , -nestleddbr+nestledr, -nestleh], // 6
+		 [          -midw   , -midddb    +midd,     -nestleh], // 7
+		 [+nestledwl-nestlew, -nestleddbl+nestledl, -nestleh], // 8
+		 [+nestledwl-nestlew, +nestleddf +0,        -nestleh]], // 9
+	 triangles=[[0,1,6],[6,5,0],
+		    [1,2,7],[7,6,1],
+		    [2,3,8],[8,7,2],
+		    [3,4,9],[9,8,3],
+		    [4,0,5],[5,9,4],
+		    [4,3,2],[2,1,0],[0,4,2],
+		    [7,8,9],[5,6,7],[7,9,5]],
+	 convexity=3);
+      intersection(){
+	#NestleCubeCutout(cutw1, cutw0, max(nestledl,nestledr));
+	#rotate([0,0,90]) NestleCubeCutout(cutd0, cutd1, nestlew);
+      }
+      translate([0,0,-nestleh]) {
+	translate([-nestledwr, 0, 0]) NestleCubeBevel();
+      }
     }
   }
 
@@ -222,7 +268,79 @@ module NestleCube(){ ////toplevel
     DoveClipPairSane(count=3, h=nestledoveclipw);
 }
 
+module NestleCubePin(){ ////toplevel
+  DoveClipPin(nestledoveclipw*0.4);
+}
+
+module HolderSideL(){ ////toplevel
+  minz = -(bezelw - holderbezelmore) - holderbackt;
+  holdert = holder_outert + holderwallt*2;
+  cylr = 0.5*sqrt(holderdcw*holderdcw + holderdoveclipl*holderdoveclipl);
+  difference(){
+    translate([-holderh,
+	       -holderwallt,
+	       minz]) {
+      cube([holderh + holderhgap + cylr,
+	    holdert,
+	    -minz]);
+      translate([holderh + holderhgap + cylr, holdert/2, 0]) {
+	cylinder(r=cylr, h=-minz);
+	rotate([0,0,gpselevation])
+	  translate([0, -holderdoveclipl/2, -minz + DoveClip_depth()])
+	  rotate([0,-90,-90])
+	  DoveClipPairSane(count=holderdccount, h=holderdoveclipl);
+      }
+    }
+    translate([-holderh-1,
+	       0,
+	       minz + holderbackt])
+      cube([holderh+1,
+	    holder_outert,
+	    bezelw]);
+  }
+}
+
+module HolderSideR(){ ////toplevel
+  mirror([0,1,0]) HolderSideL();
+}
+
+module ChassisBar(){ ////toplevel
+  dist = holder_outerw - 2*((bezelw - holderbezelmore) + DoveClip_depth());
+  cliph = holderdcw;
+  for (mir=[0,1]) {
+    mirror([mir,0,0]) {
+      translate([dist/2, cliph/2, 0])
+	DoveClipPairSane(h=holderdoveclipl, count=holderdccount);
+      translate([-1, 0, 0])
+	cube([dist/2 - DoveClip_depth() + 1.1, chassish, chassist]);
+    }
+  }
+  translate([-gpsrightwardoffsetonbar, -DoveClip_depth(), 0])
+    rotate([0,0,-90])
+    DoveClipPairSane(h=nestledoveclipw, count=3,
+		     baseextend=chassist/2);
+}
+
+module HolderSidePin(){ ////toplevel
+  DoveClipPin(holderdoveclipl*0.5);
+}
+
+module Pins(){ ///toplevel
+  for (i=[1:4*holderdccount]) {
+    translate([i*10, 0, 0]) HolderSidePin();
+  }
+  for (i=[1:6]) {
+    translate([i*10, 20, 0]) NestleCubePin();
+  }
+}
+
 //GpsPlugT();
 //GpsAssembled();
 //GpsBody();
 //NestleCube();
+//NestleCubePin();
+//HolderSideL();
+//HolderSideR();
+//HolderSidePin();
+//ChassisBar();
+//Pins();