X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=reprap-play.git;a=blobdiff_plain;f=anke-gps-bracket.scad;h=084eefd2579d7f31311191fc115920c16c141b4c;hp=6190296223fb71fbb63e76c66ff44df7da696ae5;hb=4fb983b58d7e2ee412e69d768fe0d87ee22a3a45;hpb=d129de758df29b6c209bdfb33d61f62a0499c620 diff --git a/anke-gps-bracket.scad b/anke-gps-bracket.scad index 6190296..084eefd 100644 --- a/anke-gps-bracket.scad +++ b/anke-gps-bracket.scad @@ -1,11 +1,23 @@ // -*- C -*- +include + // 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; @@ -27,18 +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 = 5; +// 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; @@ -47,18 +64,36 @@ 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 = 4.7; +nestleceilh = 6.0; +nestlewallmin = 10.0; +nestlearchslope = 0.75 * sqrt(0.5); + +// 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){ @@ -78,22 +113,24 @@ 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); } } @@ -150,7 +187,26 @@ module GpsPlugT(){ ////toplevel rotate([0,-90,0]) GpsPlug(); } -module NestleCube(){ +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+2){ + polygon([[ca+nestlebevel, cuth], + [ca, cuth+nestlebevel*2], + [ca, -dist/2/nestlearchslope-nestleceilh], + [(ca+cb)/2, -nestleceilh], + [cb, -dist/2/nestlearchslope-nestleceilh], + [cb, cuth+nestlebevel*2], + [cb-nestlebevel, cuth]]); + } + } + } +} + +module NestleCube(){ ////toplevel midw = nestlew/2; midd = min(nestledl,nestledr); midddb = max(nestleddbl,nestleddbr); @@ -160,31 +216,159 @@ 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; + + 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); + union(){ + #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(){ - 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); + 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();