chiark / gitweb /
anke-gps-bracket: NestleCube: experimental version which requires support material
[reprap-play.git] / anke-gps-bracket.scad
index 37c4c7152b273c00f04ccacb4d6f50b80808e342..7075fbe45273c4b22a0650201f6322e1325234d1 100644 (file)
@@ -1,11 +1,23 @@
 // -*- C -*-
 
+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;
@@ -27,19 +39,23 @@ 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 = 40.2;
+nestledr = 43.9;
 //   differences in width, depth, at bottom:
-nestledwl = 3.0;
-nestledwr = 2.4;
+nestledwl = 2.1;
+nestledwr = 1.4;
 nestleddf = 4.0;
-nestleddbl = 3.3;
-nestleddbr = 3.6;
+nestleddbl = 5.7;
+nestleddbr = 5.2;
 
-nestlewallmin = 4;
-nestleceilmin = 4;
+// 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;
@@ -48,18 +64,35 @@ plugwiremoreh = 25;
 plugslop = 0.5;
 plughstep = 1.5;
 bodylhsrhsslop = 0.5;
+holderhgap = 5;
+holderbezelmore = 2;
+nestlebevel = 1;
 
 // 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 = 1.7;
+nestleceilh = 4.0;
+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){
@@ -79,22 +112,24 @@ 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);
   }
 }
 
@@ -153,20 +188,24 @@ 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, -0*dist/2-nestleceilh],
+                [(ca+cb)/2, -nestleceilh],
+                [cb, -0*dist/2-nestleceilh],
+                [cb, cuth+nestlebevel*2],
+                [cb-nestlebevel, cuth]]);
       }
     }
   }
 }
 
-module NestleCube(){
+module NestleCube(){ ////toplevel
   midw = nestlew/2;
   midd = min(nestledl,nestledr);
   midddb = max(nestleddbl,nestleddbr);
@@ -176,40 +215,159 @@ module NestleCube(){
   basew0 = -nestledwr;
   basew1 = +nestledwl-nestlew;
 
+  echo("wl,wr=", basew1, basew0);
+  echo("df,dbl,dbm,dbr",
+       based0, nestledl-nestleddbl, based1, nestledr-nestleddbr);
+
   cutd0 = based0 + nestlewallmin;
   cutd1 = based1 - nestlewallmin;
   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);
+  bevth = -nestleh + nestlebevel*2;
+  bevw = nestlebevel;
+  bevd = nestlebevel;
+
+  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,        bevth], // 5
+         [-nestledwr+0      , -nestleddbr+nestledr, bevth], // 6
+         [          -midw   , -midddb    +midd,     bevth], // 7
+         [+nestledwl-nestlew, -nestleddbl+nestledl, bevth], // 8
+         [+nestledwl-nestlew, +nestleddf +0,        bevth], // 9
+         [-nestledwr+0      -bevw, +nestleddf +0       +bevd, -nestleh], // 10
+         [-nestledwr+0      -bevw, -nestleddbr+nestledr-bevd, -nestleh], // 11
+         [          -midw        , -midddb    +midd    -bevd, -nestleh], // 12
+         [+nestledwl-nestlew+bevw, -nestleddbl+nestledl-bevd, -nestleh], // 13
+         [+nestledwl-nestlew+bevw, +nestleddf +0       +bevd, -nestleh]], // 14
+        triangles=[// main side panels
+                   [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],
+                   // bevels
+                   [6,7,12],[12,11,6],
+                   [7,8,13],[13,12,7],
+                   [8,9,14],[14,13,8],
+                   [9,5,10],[10,14,9],
+                   [5,6,11],[11,10,5],
+                   // top and bottom
+                   [4,3,2],[2,1,0],[0,4,2],
+                   [12,13,14],[10,11,12],[12,14,10]],
+        convexity=3);
+      intersection(){
+       #NestleCubeCutout(cutw1, cutw0, max(nestledl,nestledr));
+       #rotate([0,0,90]) NestleCubeCutout(cutd0, cutd1, nestlew);
+      }
     }
   }
+
+  translate([gpsrightwardoffset,-gpsrearwardoffset,0])
+    rotate([0,0,90+gpsazimuth])
+    translate([nestledoveclipw/2,0,DoveClip_depth()-0.5])
+    rotate([0,-90,0])
+    DoveClipPairSane(count=3, h=nestledoveclipw);
+}
+
+module NestleCubeBaseTest(){ ////toplevel
+  intersection(){
+    translate([0,0,nestleh]) NestleCube();
+    translate([-100,-100,0]) cube([200,200,nestlebevel*5]);
+  }
+  cube([5,5,10]);
+}
+
+module NestleCubeCeilTest(){ ////toplevel
+  intersection(){
+    translate([0,0,3]) NestleCube();
+    translate([-100,-100,0]) cube([200,200,5.5]);
+  }
+  cube([5,5,10]);
+}
+
+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();
+//NestleCube();
+//NestleCubeBaseTest();
+//NestleCubeCeilTest();
+//NestleCubePin();
+//HolderSideL();
+//HolderSideR();
+//HolderSidePin();
+//ChassisBar();
+//Pins();