var PRINT = { layer_height: 0.2, extrusion_width: 0.4, fit_tolerance: .2, slide_tolerance: .4, play_tolerance: .6, screw_tolerance: .3 }; var CONFIG = { extrusion: { w: 20, slotdepth: 6 }, base: { el: 240, // side extrusion length sl: 240+2*70, // triangle side length gap: 9 // vertical gap between side extrusions }, column: { h: 600 // column height }, heatbed: { r: 220/2, // heatbed radius sr: 220/2-4.5, // radius of the screwholes circle h: 3+1.5 // thickness (including insulation) }, glass: { r: 195/2, // glass radius h: 3 // glass thickness }, duet: { pcb_size: { x: 124, y: 100, z: 1 }, hole_spacing: { x: 115, y: 92 }, h: 30 }, foot: { d: 20*Math.sqrt(2), h: 30, bolt: { d:5, l: 19, hd: 10 }, margin: 2.5, nut: { d: 8.6 /* TODO: */, h: 3.5 }, shell: 4, zscalefactor: 1.6, foot: { ho: 2.5, hi: 5 } }, duetholder: { bolt: { d: 3, l: 10, head: { d: 5.33, h: 3 } }, margin: 3, s: 2.5 }, bedholder: { h: 15, margin: 3, nut: { w: 5.4, h: 2.5 }, bolt: { d: 3, l: 10, head: { d: 5.33, h: 3 } } }, hotend: { h: 62.4, // full assembly height groove: { d:12, h:6 }, // grove diameter and height ungroove: { d:16, above:3.7, below: 3+4 } }, effector: { h: 6, o: 20, // offset to the rod mounts line rods_apart: 40, cone: { shell: 1, angle: Math.PI/6 }, rodend: { joint_w: 7, // thickness of the joint screw_l: 20-1, // 20 with the head screw_d: 3 }, hotend: { margin: 2 }, hinge: { d: 3, w: 5, margin: 2.5, h: 1+(6+3.7)/2, // elevation + grove + top e: 1 // elevation }, clamp: { shell: 4.6, d: 3, margin: 2.5, split: 0.6 }, mswitch: { size: [ 19.8, 6, 10 ], screw: { d: 2, h: 10/2-2, s: 1.3, // screw shell o: [-9.5/2,9.5/2].map(function(x) { return -19.8/2+x; }) }, switch_x: 2.5 }, guide: { width: 3, height: 5+1, length: 6 }, fanholder: { r: 30, screw: { d: 3, m: 2.5/*margin*/ }, w: 3 } }, nut: { h: 2.3, w: 5.5 }, color: { extrusion: [0.8, 0.8, 0.8, 0.8], pcb: [ 0, 0.3, 0.2, 0.8 ], bulk: [ .9, .9, .9, .2 ], parts: [ 0, 0.8, 0, 0.9 ], softparts: [ 0, 0, 0.8, 0.9 ], heatbed: [0.8, 0.8, 0.8, 0.8 ], glass: [0.9, 0.9, 0.9, 0.7 ] } }; var CD = { base: (function(){ var rv = {}; rv.circumscription_r = CONFIG.base.sl/2/Math.cos(Math.PI/6); rv.outer_inscription_r = Math.sqrt(Math.pow(rv.circumscription_r,2)- Math.pow(CONFIG.base.sl/2,2)); rv.mid_inscription_r = rv.outer_inscription_r-CONFIG.extrusion.w/2; rv.inner_inscription_r = rv.outer_inscription_r-CONFIG.extrusion.w; // TODO: properly calculate rv.column_r = rv.circumscription_r - 48.29; return rv; })(), duetholder: (function() { var rv = {}; var s = CONFIG.base.sl; var l = CONFIG.duet.hole_spacing.x; var w = CONFIG.duet.hole_spacing.y; var h = s*Math.cos(Math.PI/6); var h1 = h*(1-l/s); rv.distance = (h1-w)/3; // hole to side return rv; })() }; console.log(CONFIG); console.log(CD); var U = { hypotenuse: function(a,b) { return Math.sqrt(Math.pow(a,2)+Math.pow(b,2)); }, peek: function(x,m) { console.log(x,m); return x; }, axes: function U_axes(o) { if(!o) o = {}; var l = o.l||20, g = o.g||0.7; return union([ CSG.roundedCylinder({start:[0,0,0],end:[l,0,0]}).setColor([1,0,0,g]), CSG.roundedCylinder({start:[0,0,0],end:[0,l,0]}).setColor([0,1,0,g]), CSG.roundedCylinder({start:[0,0,0],end:[0,0,l]}).setColor([0,0,1,g]) ]); }, pextract: function U_pextract(a,pn) { // TODO: monkeypatch Array return a.map(function(x){return x[pn]}); }, hole: function U_hole(o) { var r = o.r||o.radius||(o.d/2)||(o.diameter/2); var n = Math.max(Math.round(4*r),4); return CSG.cylinder({ start: o.start, end: o.end, radius: r/Math.cos(Math.PI/n), resultion: n }); }, upright: function U_upright() { return new CSG.Connector([0,0,0],[0,0,1],[1,0,0]) }, downright: function U_downright() { return new CSG.Connector([0,0,0],[0,0,-1],[1,0,0]) }, P: function U_P(x) { if(!x.properties.P) return x; return x.connectTo(x.properties.P,U.upright(),false,0); } }; /* {h:,w:} */ function nut(o) { var rv = CSG.cylinder({ start:[0,0,0],end:[0,0,o.h], radius: o.w/2/Math.cos(Math.PI/6), resolution: 6 }); rv.properties.axis_connector = new CSG.Connector([0,0,0],[0,0,1],[0,1,0]); return rv; } var E3DV6 = { dimensions: { big_d: 22.3, }, heatsink: function() { var fn = 16; var z=0; var unite = [ {d:16,h:3.7},{d:12,h:6},{d:16,h:3} ].map(function(x) { return CSG.cylinder({ start: [0,0,z], end: [0,0,z-=x.h], radius: x.d/2, resolution: fn }); }); unite.push(CSG.cylinder({ start:[0,0,z-=1.5], end:[0,0,z-=1], radius: 16/2, resolution: fn })); for(var i=0;i<11;++i) unite.push(CSG.cylinder({ start:[0,0,z-=1.5], end:[0,0,z-=1], radius: this.dimensions.big_d/2, resolution: fn })); unite.push(CSG.cylinder({ start:[0,0,z], end: [0,0,-12.7], radiusStart: 10/2, radiusEnd: 8.5/2, /* pretty arbitrary */ resolution: fn })); var rv = union(unite); rv = rv.subtract([CSG.cylinder({ start:[0,0,1], end: [0,0,z-1], radius: 4.2/2, resolution: fn }),CSG.cylinder({ start:[0,0,1], end: [0,0,-6.7/*somewhat arbitrary*/], radius: 8/2, resolution: fn }),CSG.cylinder({ start:[0,0,z-1], end: [0,0,z+14.8], radius: 6/2 /*M7*/, resolution: fn })]); rv.properties.pushfit_connector = new CSG.Connector([0,0,0],[0,0,-1],[1,0,0]); rv.properties.heatbreak_connector = new CSG.Connector([0,0,z+14.8],[0,0,-1],[1,0,0]); rv.properties.grove_connector = new CSG.Connector([0,0,-3.7-3],[0,0,1],[1,0,0]); return rv.setColor([0.8,0.8,0.8,0.9]); } }; var EFFECTOR = { /* {sd: screw diameter, l: cone length, s: screw shell, a: angle from axis} */ cone: function effector_cone(o) { var re = o.sd/2+o.s, rs = re+o.l*Math.tan(o.a||(Math.PI/4)); var rv = CSG.cylinder({ start: [0,0,0], end: [0,0,o.l], radiusStart: rs, radiusEnd: re, resolution: Math.floor(rs*2*2) }).subtract(CSG.cylinder({ start:[0,0,-1], end:[0,0,o.l+1], radius: o.sd, //resolution: Math.floor(o.sd*2*2) })); rv.properties.top_connector = new CSG.Connector([0,0,o.l],[0,0,-1],[1,0,0]); rv.properties.bottom_connector = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); var nuthole = nut(CONFIG.nut); rv = rv.subtract(nuthole.connectTo( nuthole.properties.axis_connector, rv.properties.bottom_connector, false, 0 )); return rv.intersect(CSG.cylinder({start:[0,0,0],end:[0,0,o.l],radius:6/*TODO:calculate*/})); }, platform_bb: function platform_bb() { var e = CONFIG.effector; var r = U.hypotenuse(e.rods_apart/2,e.o+e.rodend.screw_d/2+e.cone.shell); var rv = CSG.sphere({ center: [0,0,e.h/2], radius: r, resolution: r*2*2 }).intersect(CSG.cube({ corner1: [-r,-r,0], corner2: [r,r,e.h] })); rv.properties.base_connector = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); return rv; }, effector: function effector_effector() { var e = CONFIG.effector; var conel = e.rodend.screw_l-e.rodend.joint_w; var nutr = CONFIG.nut.w/2/Math.cos(Math.PI/6); var cone = this.cone({sd:e.rodend.screw_d/2,l:conel,s:e.cone.shell,a:e.cone.angle}); var rcorner = U.hypotenuse(e.o-e.rodend.screw_d/2-e.cone.shell,e.rods_apart/2)-3.85; //XXX:config/calc var ropen = E3DV6.dimensions.big_d/2+e.hotend.margin; var rmount = this.rmount = (rcorner+ropen)/2; var rv = []; for(var a=0;a<360;a+=120) { rv.push(union([-1,1].map(function(s) { return cone.connectTo(cone.properties.top_connector, new CSG.Connector([s*e.rods_apart/2,e.o,e.h/2],[-s,0,0],[0,0,1]), false, 0); })).union(CSG.cube({ corner1:[e.rods_apart/2-conel+.1,e.o-nutr,0], corner2:[-e.rods_apart/2+conel-.1, -rcorner, e.h] })).rotateZ(a)); } rv.push(CSG.cylinder({ start:[0,0,0], end:[0,0,e.h], radius: U.hypotenuse(e.o-nutr,e.rods_apart/2-conel) })); rv = union(rv).intersect(this.platform_bb()).subtract(CSG.cylinder({ start:[0,0,-1], end:[0,0,e.h+1], radius: ropen, resolution: ropen*4 })).subtract([/*0, probe here*/120,240].map(function(x) { /* nut pockets */ return CSG.cube({ corner1:[-CONFIG.nut.w/2,0,(e.h-CONFIG.nut.h)/2], corner2:[CONFIG.nut.w/2,-rcorner-1,(e.h+CONFIG.nut.h)/2] }).union(CSG.cylinder({ start:[0,-rmount,-1], end:[0,-rmount,e.h+1], radius: 3/2 // XXX: })).subtract(CSG.cylinder({ start:[0,-rmount,(e.h+CONFIG.nut.h)/2], end:[0,-rmount,(e.h+CONFIG.nut.h)/2+PRINT.layer_height*3/2], radius: 3/2+.1 })).rotateZ(x); })).subtract( CSG.cylinder({ // pulldown screw start: [0,-rcorner+e.mswitch.size[1]+PRINT.extrusion_width+3/2/*XXX:conf*/,-1], end: [0,-rcorner+e.mswitch.size[1]+PRINT.extrusion_width+3/2/*XXX:conf*/,e.h+1], radius: 3/2+1 /*XXX: config */ })).subtract( CSG.cylinder({ /* switch-screw */ start: [e.mswitch.switch_x,-rcorner+e.mswitch.size[1]/2,-1], end: [e.mswitch.switch_x,-rcorner+e.mswitch.size[1]/2,e.h+1], radius: e.mswitch.screw.d/2 })); // add hinges rv.properties.hinge_connector=new CSG.Properties(); var hinges_apart=e.rods_apart/2-conel; rv = rv.union([-1,1].map(function hinge(s) { rv.properties.hinge_connector[s]=new CSG.Connector([s*hinges_apart,e.o,e.h+e.hinge.h],[s,0,0],[0,0,1]); return CSG.cube({ corner1: [s*hinges_apart,e.o-e.hinge.margin-e.hinge.d/2,e.h], corner2: [s*(hinges_apart+e.hinge.w),e.o+e.hinge.margin+e.hinge.d/2,e.h+e.hinge.h] }).union(CSG.cylinder({ start: [s*hinges_apart,e.o,e.h+e.hinge.h], end: [s*(hinges_apart+e.hinge.w),e.o,e.h+e.hinge.h], radius: e.hinge.d/2+e.hinge.margin })).subtract(CSG.cylinder({ start: [s*(hinges_apart-1),e.o,e.h+e.hinge.h], end: [s*(hinges_apart+e.hinge.w+1),e.o,e.h+e.hinge.h], radius: e.hinge.d/2 })); })); // add clamp guides var cgrr = e.guide.width/3; rv = rv.union([-1,1].map(function guide(s) { return CSG.roundedCube({ center: [s*(e.mswitch.size[0]+PRINT.slide_tolerance+e.guide.width)/2,-rcorner+e.guide.length/2,e.h+e.guide.height/2-cgrr], radius: [e.guide.width/2,e.guide.length/2,e.guide.height/2+cgrr], roundradius: cgrr }).intersect(CSG.cube({ center: [s*(e.mswitch.size[0]+PRINT.slide_tolerance+e.guide.width)/2,-rcorner+e.guide.length/2,e.h+e.guide.height/2], radius: [e.guide.width/2,e.guide.length/2,e.guide.height/2+.1], roundradius: cgrr })); })); rv.properties.grove_connector = new CSG.Connector([0,0,e.h+e.hinge.e+6/2],[0,0,1],[1,0,0]); rv.properties.rcorner = rcorner; return rv.setColor([0.4,0.8,0.4,0.9]); }, hinged: function effector_hinged(o) { var e = CONFIG.effector; var conel = e.rodend.screw_l-e.rodend.joint_w; var hinges_apart = e.rods_apart/2-conel; var hhr = e.o-e.hinge.d/2-e.hinge.margin; // hotend holder radius var hhh = CONFIG.hotend.groove.h+CONFIG.hotend.ungroove.above; var rv = CSG.cylinder({ /* hinge */ start: [-hinges_apart+PRINT.slide_tolerance,e.o,e.h+e.hinge.h], end: [hinges_apart-PRINT.slide_tolerance,e.o,e.h+e.hinge.h], radius: e.hinge.d/2+e.hinge.margin }).union( /* lower hotend holder */ CSG.cylinder({ start: [0,0,e.h+e.hinge.e], end: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h], radius: hhr }).subtract(CSG.cylinder({ start: [0,0,e.h+e.hinge.e-1], end: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h+1], radius: CONFIG.hotend.groove.d/2 +PRINT.fit_tolerance })) ).union( /* upper hotend holder */ CSG.cylinder({ start: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h], end: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h+CONFIG.hotend.ungroove.above], radius: hhr }).subtract(CSG.cylinder({ start: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h-1], end: [0,0,e.h+e.hinge.e+CONFIG.hotend.groove.h+CONFIG.hotend.ungroove.above+1], radius: CONFIG.hotend.ungroove.d/2 +PRINT.fit_tolerance })) ).union( /* connect mount with hinge */ CSG.cube({ corner1: [-hinges_apart+PRINT.slide_tolerance,CONFIG.hotend.ungroove.d/2+PRINT.fit_tolerance,e.h+e.hinge.e], corner2: [hinges_apart-PRINT.slide_tolerance,e.o,e.h+e.hinge.h+e.hinge.d/2+e.hinge.margin] }) ).subtract( /* hinge screwhole */ CSG.cylinder({ start: [-hinges_apart-1,e.o,e.h+e.hinge.h], end: [hinges_apart+1,e.o,e.h+e.hinge.h], radius: e.hinge.d/2 }) ).union( /* hold clamp together */ [-1,1].map(function(s) { return CSG.roundedCube({ corner1: [s*(-hhr-e.clamp.margin*2-e.clamp.d),-e.clamp.shell,e.h+e.hinge.e], corner2: [s*(-CONFIG.hotend.ungroove.d/2-PRINT.fit_tolerance),+e.clamp.shell,e.h+e.hinge.e+hhh], roundradius: 1.5 }); }) ).subtract( /* screws for holding clamp */ [-1,1].map(function(s) { var nuthole = nut(CONFIG.nut); var x = s*(-hhr-e.clamp.margin-e.clamp.d/2); return CSG.cylinder({ start: [x,-e.clamp.shell-1,e.h+e.hinge.e+hhh/2], end: [x,e.clamp.shell+1,e.h+e.hinge.e+hhh/2], radius: e.clamp.d/2 }).union(nuthole.connectTo( nuthole.properties.axis_connector, new CSG.Connector([x,e.clamp.shell,e.h+e.hinge.e+hhh/2],[0,-1,0],[0,0,1]), false, 0 )).union(CSG.cylinder({ start: [x,-e.clamp.shell-1,e.h+e.hinge.e+hhh/2], end: [x,0,e.h+e.hinge.e+hhh/2], radius: e.clamp.d/2+PRINT.slide_tolerance })); }) ); var ms = o.microswitch; var msedge = o.effector.properties.rcorner; var msh = 9.5; // microswitch holes apart var mshh = Math.abs(ms.properties.switch_connector.point.z-ms.properties.screw_connector[0].point.z); // microswitch holes height rv = rv.union(CSG.cube({ // connect clamp with microswitch corner1: [-ms.properties.microswitch.size.x/2,-msedge+.1,e.h+e.hinge.e], corner2: [+ms.properties.microswitch.size.x/2,-CONFIG.hotend.ungroove.d/2-PRINT.fit_tolerance,e.h+e.hinge.e+hhh] })).union([-msh/2,msh/2].map(function(x) { // shell for microswitch screws return CSG.roundedCylinder({ start: [x,-CONFIG.hotend.ungroove.d/2-PRINT.fit_tolerance-(e.mswitch.screw.d/2+e.mswitch.screw.s),e.h+e.hinge.e+mshh], end: [x,-msedge+ms.properties.microswitch.size.y,e.h+e.hinge.e+mshh], radius: e.mswitch.screw.d/2+e.mswitch.screw.s }); })).subtract(CSG.cube({ // cut off excess if any corner1:[-hhr,-msedge+ms.properties.microswitch.size.y,e.h+e.hinge.e-1], corner2:[hhr,-msedge-1,e.h+e.hinge.e+hhh+e.mswitch.screw.d+e.mswitch.screw.s+1] })).subtract([-msh/2,msh/2].map(function(x) { return CSG.roundedCylinder({ // screwholes start: [x,-CONFIG.hotend.ungroove.d/2-PRINT.fit_tolerance-(e.mswitch.screw.d/2+e.mswitch.screw.s),e.h+e.hinge.e+mshh], end: [x,-msedge+ms.properties.microswitch.size.y,e.h+e.hinge.e+mshh], radius: e.mswitch.screw.d/2 })})).subtract(CSG.cylinder({ // pulldown screw start:[0,-msedge+ms.properties.microswitch.size.y+3/2/*XXX:config*/+PRINT.extrusion_width,e.h+e.hinge.e-1], end:[0,-msedge+ms.properties.microswitch.size.y+3/2/*XXX:config*/+PRINT.extrusion_width,e.h+e.hinge.e+hhh+1], radius: 3/2/*XXX:config*/ })); rv.properties.microswitch_screw_connector = new CSG.Properties(); [-msh/2,msh/2].forEach(function(x,i) { rv.properties.microswitch_screw_connector[i] = new CSG.Connector( [x,-msedge,e.h+e.hinge.e+mshh], [0,1,0], [0,0,-1] ); }); return rv.setColor([0.3,0.8,0.3,0.9]); }, split_hinged: function effector_split_hinged(hinged) { var e = CONFIG.effector; var b = hinged.getBounds(); var ymax = Math.max(Math.abs(b[0].y),Math.abs(b[1].y)); var zmax = Math.max(b[0].z,b[1].z); return [-1,1].map(function(s) { return hinged.intersect(CSG.cube({ corner1: [Math.min(b[0].x,b[1].x)-1,s*e.clamp.split/2,-zmax-1], corner2: [Math.max(b[0].x,b[1].x)+1,s*(ymax+1),zmax+1] })); }); }, fanholder: function effector_fanholder() { var fh = CONFIG.effector.fanholder; var od = fh.screw.d+2*fh.screw.m; return linear_extrude({height:fh.w},hull( CAG.circle({center:[0,-this.rmount],radius:od/2}), CAG.circle({center:[0,-fh.r+od/2+fh.w/2],radius:fh.w/2}) )).translate([0,0,-fh.w]).union( linear_extrude({height:fh.w},hull( CAG.circle({center:[fh.w/2,-this.rmount-od/2-fh.w/2],radius:fh.w/2}), CAG.circle({center:[od/2,-fh.r],radius:od/2}) )).rotateY(90).translate([-fh.w/2,0,0]) ).subtract( CSG.cylinder({ start: [-fh.w,-fh.r,-od/2], end: [fh.w,-fh.r,-od/2], radius: fh.screw.d/2 })).subtract( CSG.cylinder({ start: [0,-this.rmount,1], end: [0,-this.rmount,-fh.w-1], radius: fh.screw.d/2 })).setColor([0.3,0.8,0.3,0.9]).rotateZ(-120); } }; function columns() { var rv = [0,1,2].map(function(x) { return union(vector_char(0,0,String.fromCharCode('A'.charCodeAt(0)+x)).segments.map(function(x) { return rectangular_extrude(x,{w:2,h:1}); })).center().rotateX(90).translate([0,50,0]).rotateZ(x*120+120); }); return union(rv); } function microswitch() { var screw_connector = new CSG.Properties(); var rv = CSG.cube({ center:[0,0,2.5],radius: [19.8/2,6/2,10/2] }).union( CSG.cube({ center: [2.5,0.5,6], radius: [2/2,3.5/2,5/2] }) ).union( [-8,-1,8].map(function(x) { return CSG.cube({ center:[x,0,0], radius: [0.6/2,3.2/2,13/2] }) }) ).subtract( [-9.5/2,9.5/2].map(function(x,i) { screw_connector[i] = new CSG.Connector([x,6/2,0],[0,-1,0],[0,0,1]); return CSG.cylinder({ start: [x,-4,0], end: [x,4,0], radius: 2/2 }) }) ); rv.properties.switch_connector = new CSG.Connector([2.5,0.5,6+5/2],[0,0,1],[0,-1,0]); rv.properties.screw_connector = screw_connector; rv.properties.microswitch = new CSG.Properties(); rv.properties.microswitch.size = new CSG.Vector3D( 19.8,6,10 ); return rv; } var FOURWINDS = [0,90,180,270]; var E2020 = { outer: 20, thickness: 1.8, roundius: 1, centerhole: 5, slot_width: 6, T: { width: 10, thickness: 1.5, depth: 6.5 }, extrusion: function(o) { if(!o) o = {}; var e = o.extrusion || this; var l = o.l||5; var iy = e.outer/2-e.T.depth; var ix = e.T.width/2-(e.outer/2-iy-e.thickness-e.T.thickness); var rv = CAG.roundedRectangle({ corner1: [-e.outer/2,-e.outer/2], corner2: [e.outer/2,e.outer/2], roundradius: e.roundius }).subtract( FOURWINDS.map(function(w) { return CAG.fromPoints([ [ e.slot_width/2,e.outer/2+1], [ e.slot_width/2,e.outer/2-e.thickness], [ e.T.width/2,e.outer/2-e.thickness], [ e.T.width/2,e.outer/2-e.thickness-e.T.thickness], [ ix, iy ], [ -ix, iy ], [ -e.T.width/2,e.outer/2-e.thickness-e.T.thickness], [ -e.T.width/2,e.outer/2-e.thickness], [ -e.slot_width/2,e.outer/2-e.thickness], [ -e.slot_width/2,e.outer/2+1], ]).rotateZ(w); }) ).subtract(CAG.circle({ center: [0,0], radius: e.centerhole/2 })).extrude({offset:[0,0,l]}); rv.properties.c_top=rv.properties.c_left = new CSG.Connector([0,0,l],[0,0,-1],[1,0,0]); rv.properties.c_bottom=rv.properties.c_right = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); rv.properties.c_midway = new CSG.Connector([0,0,l/2],[0,0,1],[1,0,0]); rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); rv.properties.vitamin = true; return rv; }, cap: function extrusion_cap(o) { if(!o) o = {}; var e = o.extrusion || this; var thickness = o.thickness||2, l = o.l||5; var rv = CSG.roundedCube({ corner1: [-e.outer/2,-e.outer/2,thickness], corner2: [e.outer/2,e.outer/2,0], roundradius: [e.roundius,e.roundius,0] }); var fw = [0,90,180,270]; // four winds var iy = e.outer/2-e.T.depth; var ix = e.T.width/2-(e.outer/2-iy-e.thickness-e.T.thickness); rv = rv.union(fw.map(function(w) { return CAG.fromPoints([ [ e.slot_width/2,e.outer/2], [ e.slot_width/2,e.outer/2-e.thickness], [ e.T.width/2,e.outer/2-e.thickness], [ e.T.width/2,e.outer/2-e.thickness-e.T.thickness], [ ix, iy ], [ -ix, iy ], [ -e.T.width/2,e.outer/2-e.thickness-e.T.thickness], [ -e.T.width/2,e.outer/2-e.thickness], [ -e.slot_width/2,e.outer/2-e.thickness], [ -e.slot_width/2,e.outer/2], ]).extrude({offset:[0,0,l+thickness]}).rotateZ(w); })); rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); return rv; } }; var THREEWINDS = [0,120,240]; function base_sides() { return [0,1].map(function(l) { return THREEWINDS.map(function(w) { var e = E2020.extrusion({l:CONFIG.base.el}); e = e.connectTo(e.properties.c_midway, new CSG.Connector([0,-CD.base.mid_inscription_r,CONFIG.extrusion.w/2],[1,0,0],[0,0,1]), false, 0); return ( e.translate([0,0,CONFIG.foot.h+l*(CONFIG.extrusion.w+CONFIG.base.gap)]) .rotateZ(w) .setColor(CONFIG.color.extrusion) ); }); }); } function base_extrusions() { var rv = union( base_sides().map(function(x){return union(x)}) ); rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); return rv; } function columns() { return THREEWINDS.map(function(w) { return (E2020.extrusion({l:CONFIG.column.h}) .translate([0,CD.base.column_r,CONFIG.foot.h]) .rotateZ(w).setColor(CONFIG.color.extrusion) ); }); } function column_extrusions() { var rv = union( columns() ); rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); return rv; } function duet() { var C = CONFIG.duet; var pholes = new CSG.Properties(); var hx = C.hole_spacing.x/2; var hy = C.hole_spacing.y/2; var hh = { nw: [-1,1], ne: [1,1], se: [1,-1], sw: [-1,-1] }; var holes = []; for(w in hh) { var h = hh[w],_x=h[0]*hx,_y=h[1]*hy; holes.push(CSG.cylinder({start:[_x,_y,-1],end:[_x,_y,C.pcb_size.z+1],radius:3/2})); pholes['c_'+w] = new CSG.Connector([_x,_y,0],[0,0,1],[1,0,0]); } rv = CSG.cube({ corner1: [-C.pcb_size.x/2, -C.pcb_size.y/2, 0], corner2: [ C.pcb_size.x/2, C.pcb_size.y/2, C.pcb_size.z] }).subtract(holes).setColor(CONFIG.color.pcb).union( CSG.cube({ corner1: [-C.pcb_size.x/2,-C.hole_spacing.y/2+3,C.pcb_size.z], corner2: [ C.pcb_size.x/2, C.hole_spacing.y/2-3,C.h] }).setColor(CONFIG.color.bulk) ); rv.properties.holes = pholes; rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); rv.properties.vitamin = true; return rv; } function foot() { var F = CONFIG.foot; var br = F.bolt.hd/2+F.margin; var bh = F.zscalefactor*Math.sqrt(Math.pow(F.d/2,2)-Math.pow(br,2)); var th = F.h-bh; var r = 2*F.d; var rv = CSG.sphere({ // botom contorted sphere center: [0,0,0], radius: F.d/2, resolution: r }).scale([1,1,F.zscalefactor]).translate([0,0,bh]).union(CSG.cylinder({ // top hat start: [0,0,bh], end: [0,0,F.h], radius: F.d/2, resolution: r })).intersect(CSG.cylinder({ // cut off excess start: [0,0,0], end: [0,0,F.h], radius: F.d })).subtract([ CSG.cylinder({ // bolt hole start: [0,0,-1], end: [0,0,F.h+1], radius: F.bolt.d/2+PRINT.slide_tolerance }), CSG.cylinder({ // nut hole start: [0,0,F.h-F.nut.h-PRINT.play_tolerance], end: [0,0,F.h], radius: F.nut.d/2+PRINT.slide_tolerance, resolution: 6 }), CSG.cylinder({ // bolthead/washer hole start: [0,0,-1], end: [0,0,F.h-F.nut.h-PRINT.play_tolerance-F.shell], radius: F.bolt.hd/2+PRINT.play_tolerance }) ]).union(CSG.cylinder({ // bridging patch start: [0,0,F.h-F.nut.h-PRINT.play_tolerance-PRINT.layer_height], end: [0,0,F.h-F.nut.h-PRINT.play_tolerance], radius: F.nut.d/2 })); rv.properties.c_column = new CSG.Connector([0,0,F.h],[0,0,1],[1,0,0]); rv.properties.c_shoe = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); rv.properties.P = new CSG.Connector([0,0,F.h],[0,0,-1],[1,0,0]); return rv.setColor(CONFIG.color.parts); } function shoe() { var F = CONFIG.foot; var rv = CSG.cylinder({ start: [0,0,0], end: [0,0,F.foot.ho], radius: F.bolt.hd/2+F.margin }).union(CSG.cylinder({ start: [0,0,0], end: [0,0,F.foot.ho+F.foot.hi], radius: F.bolt.hd/2+PRINT.play_tolerance-PRINT.fit_tolerance })); rv.properties.c_foot = new CSG.Connector([0,0,F.foot.ho],[0,0,1],[1,0,0]); rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); return rv.setColor(CONFIG.color.softparts); } function duetholder() { var DH = CONFIG.duetholder; var DHD = CD.duetholder; var hw = DH.bolt.head.d+2*DH.margin; var s = DH.bolt.l-CONFIG.extrusion.slotdepth+PRINT.play_tolerance*2; var lower = CONFIG.foot.h-2*DH.s; var hl = DHD.distance-CONFIG.extrusion.w; var rv = union([ CSG.cube({ // vertical corner1: [-hw/2,s,CONFIG.extrusion.w], corner2: [hw/2,0,-lower] }), CSG.cube({ // horizontal extrusion corner1: [-hw/2,-CONFIG.extrusion.w,0], corner2: [ hw/2,0,-s] }), CSG.cube({ // horizontal corner1: [-hw/2,0,-lower], corner2: [hw/2,hl,-lower+DH.s] }), CSG.cylinder({ // boltend of horizontal part start: [0,hl,-lower], end: [0,hl,-lower+DH.s], radius: hw/2 }) ]); rv = rv.subtract([ CSG.cylinder({ // through vertical start: [0,-1,CONFIG.extrusion.w/2], end: [0,s+1,CONFIG.extrusion.w/2], radius: DH.bolt.d/2+PRINT.slide_tolerance }), CSG.cylinder({ // through horizontal to extrusion start: [0,-CONFIG.extrusion.w/2,-s-1], end: [0,-CONFIG.extrusion.w/2,1], radius: DH.bolt.d/2+PRINT.slide_tolerance }), CSG.cube({ // cut off corner1: [-hw/2-1,-2*s,0], corner2: [hw/2+1,0,-2*s] }).rotateX(45).translate([0,-CONFIG.extrusion.w,0]), CSG.cylinder({ // duet bolt start: [0,hl,-lower], end: [0,hl,-lower+DH.s], radius: DH.bolt.d/2+PRINT.slide_tolerance }) ]); var cp = [0,hl,-lower+DH.s]; rv.properties.duet = new CSG.Properties(); rv.properties.duet.c_sw = new CSG.Connector(cp,[0,0,1],[1,0,0]); rv.properties.duet.c_se = new CSG.Connector(cp,[0,0,1],[1,0,0]); rv.properties.duet.c_ne = new CSG.Connector(cp,[0,0,1],[-Math.cos(Math.PI/3),-Math.sin(Math.PI/3),0]); rv.properties.duet.c_nw = new CSG.Connector(cp,[0,0,1],[-Math.cos(Math.PI/3),Math.sin(Math.PI/3),0]); rv.properties.c_h = new CSG.Connector([0,-CONFIG.extrusion.w/2,0],[0,0,1],[1,0,0]); rv.properties.c_v = new CSG.Connector([0,0,CONFIG.extrusion.w/2],[0,-1,0],[0,0,1]); rv.properties.P = new CSG.Connector([-hw/2,0,0],[1,0,0],[0,1,0]); return rv.setColor(CONFIG.color.parts); } function heatbed() { var rv = CSG.cylinder({ start: [0,0,0], end: [0,0,CONFIG.heatbed.h], radius: CONFIG.heatbed.r, resolution: 72 }); var screw = CSG.cylinder({ start: [0,-CONFIG.heatbed.sr,-1], end: [0,-CONFIG.heatbed.sr,CONFIG.heatbed.h+1], radius: 3/2 }); var screws = []; for(var a=0;a<360;a+=60) screws.push(screw.rotateZ(a)); // TODO: connectors rv = rv.subtract(screws); rv.properties.c_glass = new CSG.Connector([0,0,CONFIG.heatbed.h],[0,0,1],[1,0,0]); rv.properties.P = new CSG.Connector( [0,0,-CONFIG.foot.h-CONFIG.extrusion.w*2-CONFIG.base.gap-CONFIG.bedholder.h], [0,0,1],[1,0,0]); rv.properties.vitamin = true; return rv.setColor(CONFIG.color.heatbed); } function glass() { var rv = CSG.cylinder({ start: [0,0,0], end: [0,0,CONFIG.glass.h], radius: CONFIG.glass.r, resolution: 72 }); rv.properties.c_bed = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); rv.properties.P = new CSG.Connector([0,0,-CONFIG.foot.h-CONFIG.heatbed.h],[0,0,1],[1,0,0]); rv.properties.vitamin = true; return rv.setColor(CONFIG.color.glass); } function platform() { var b = heatbed(); var g = glass(); g = g.connectTo(g.properties.c_bed,b.properties.c_glass,false,0); return b.union(g); } function bedholder(params) { var h0 = CONFIG.foot.h+CONFIG.extrusion.w*2+CONFIG.base.gap; var e_h=E2020.T.thickness; // height of the bump for extrusion var e_w=E2020.slot_width-PRINT.fit_tolerance; // width of the bump for extrusion var e_o=E2020.slot_width+PRINT.fit_tolerance; // opening for the T-Nut width var rv = CSG.cylinder({ start: [0,0,h0], end: [0,0,h0+CONFIG.bedholder.h], radiusStart: CD.base.outer_inscription_r, radiusEnd: CD.base.outer_inscription_r+CONFIG.bedholder.h/2, resolution: 240 }); rv=rv.intersect(CSG.cube({ corner1: [-CONFIG.extrusion.w/2,-CD.base.inner_inscription_r,h0], corner2: [ CONFIG.extrusion.w/2,-CD.base.mid_inscription_r*2,h0+2*CONFIG.bedholder.h] })); rv=rv.union(CSG.cube({ // bump to fix on extrusion corner1: [-CONFIG.extrusion.w/2,-CD.base.mid_inscription_r-e_w/2,h0], corner2: [ CONFIG.extrusion.w/2,-CD.base.mid_inscription_r+e_w/2,h0-e_h] }).subtract( CSG.cube({center:[0,0,0],radius:[(e_o+2*e_h)/(2*Math.sqrt(2)),e_w+2,(e_o+2*e_h)/(2*Math.sqrt(2))]}) .rotateY(45) .translate([0,-CD.base.mid_inscription_r,h0-e_h]) )); var ebolt_s = CONFIG.bedholder.bolt.l-CONFIG.extrusion.slotdepth+PRINT.play_tolerance*2; rv=rv.subtract([ CSG.cylinder({ // base screw start: [0,-CD.base.mid_inscription_r,h0-1], end: [0,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h+1], radius: CONFIG.bedholder.bolt.d/2+PRINT.screw_tolerance/2 }), CSG.cylinder({ // base screw head start: [0,-CD.base.mid_inscription_r,h0+ebolt_s], end: [0,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h+1], radius: CONFIG.bedholder.bolt.head.d/2+PRINT.play_tolerance }) ]); var nuth=h0+CONFIG.bedholder.h*3/4; rv=rv.subtract([ CSG.cylinder({ // bed screw start: [0,-CONFIG.heatbed.sr,h0-1], end: [0,-CONFIG.heatbed.sr,h0+CONFIG.bedholder.h+1], radius: CONFIG.bedholder.bolt.d/2+PRINT.screw_tolerance/2 }), CSG.cube({ // nut pocket center: [0,-CONFIG.heatbed.sr,nuth], radius: [CONFIG.extrusion.w/2+1,CONFIG.bedholder.nut.w/2+PRINT.slide_tolerance/2,CONFIG.bedholder.nut.h/2+PRINT.slide_tolerance/2] }) ]); rv.properties.P = new CSG.Connector([-CONFIG.extrusion.w/2,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h/2], [1,0,0],[0,0,1]); return rv.setColor(CONFIG.color.parts); var bolt_s = CONFIG.bedholder.bolt.l-CONFIG.extrusion.slotdepth+PRINT.play_tolerance*2; var nuth=h0+CONFIG.bedholder.h*3/4; var nutth = nuth+CONFIG.bedholder.nut.h/2+PRINT.slide_tolerance/2; var rv = CSG.roundedCube({ corner1: [-CONFIG.extrusion.w/2,-CD.base.inner_inscription_r,h0], corner2: [ CONFIG.extrusion.w/2,-CONFIG.heatbed.sr-3/2-CONFIG.bedholder.margin,h0+CONFIG.bedholder.h], roundradius: CONFIG.bedholder.margin }); rv = rv.subtract([ CSG.cylinder({ // base screw start: [0,-CD.base.mid_inscription_r,h0-1], end: [0,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h+1], radius: CONFIG.bedholder.bolt.d/2+PRINT.screw_tolerance/2 }), CSG.cylinder({ // bed screw start: [0,-CONFIG.heatbed.sr,h0-1], end: [0,-CONFIG.heatbed.sr,h0+CONFIG.bedholder.h+1], radius: CONFIG.bedholder.bolt.d/2+PRINT.screw_tolerance/2 }), CSG.cube({ // nut pocket center: [0,-CONFIG.heatbed.sr,nuth], radius: [CONFIG.extrusion.w/2+1,(CONFIG.bedholder.nut.w+PRINT.slide_tolerance)/2,(CONFIG.bedholder.nut.h+PRINT.slide_tolerance)/2] }), CSG.cylinder({ // sink base screw start: [0,-CD.base.mid_inscription_r,h0+bolt_s], end: [0,-CD.base.mid_inscription_r,h0+CONFIG.bedholder.h+1], radius: CONFIG.bedholder.bolt.head.d/2+PRINT.play_tolerance }) ]); rv = rv.union(CSG.cylinder({ // patch up for bridging start: [0,-CONFIG.heatbed.sr,nutth], end: [0,-CONFIG.heatbed.sr,nutth+PRINT.layer_height], radius: (CONFIG.bedholder.nut.w+PRINT.slide_tolerance)/2+PRINT.extrusion_width })); rv = rv.intersect(CSG.cylinder({ // cut off excess start: [0,0,h0-1], end: [0,0,h0+CONFIG.bedholder.h+1], radius: CONFIG.heatbed.r, resolution: 270 })); rv.properties.P = new CSG.Connector([0,-CD.base.mid_inscription_r,h0],[0,0,1],[1,0,0]); return rv.setColor(CONFIG.color.parts); } var PARTS = { wip: function(params) { return duetholder(params); return PARTS.alltogethernow(params); return base_extrusions(); return foot(); return union(base_extrusions(),column_extrusions(),duet().translate([0,-20,0])); }, alltogethernow: function(params) { var cols = columns(); var sides = base_sides(); var feet = THREEWINDS.map(function(w,i) { var rv = foot(); rv = rv.connectTo(rv.properties.c_column,cols[i].properties.c_bottom,false,0); var s = shoe(); s = s.connectTo(s.properties.c_foot,rv.properties.c_shoe,false,0); return rv.union(s); }); var dh = duetholder(); var dhsw = dh.connectTo(dh.properties.c_h, new CSG.Connector([-CONFIG.duet.hole_spacing.x/2,-CD.base.mid_inscription_r,CONFIG.foot.h],[0,0,1],[1,0,0]), false,0); var d = duet(); d = d.connectTo(d.properties.holes.c_sw,dhsw.properties.duet.c_sw,false,0); var dhse = dh.connectTo(dh.properties.duet.c_se,d.properties.holes.c_se,false,0); var dhne = dh.connectTo(dh.properties.duet.c_ne,d.properties.holes.c_ne,false,0); var dhnw = dh.connectTo(dh.properties.duet.c_nw,d.properties.holes.c_nw,false,0); var rv = union(cols).union(sides.map(union)).union(feet).union([ d,dhsw,dhse,dhne,dhnw ]); var p = U.P(platform()); rv = rv.union(p); rv.properties.P = new CSG.Connector([0,0,0],[0,0,1],[1,0,0]); return rv; }, duetholder: function(params) { return duetholder(); }, foot: foot, shoe: shoe, bedholder: bedholder, platform: function(params) { return U.P(EFFECTOR.effector()) }, hinged: function(params) { // TODO: handle print mode var ms = microswitch(); var e = EFFECTOR.effector(); var hd = EFFECTOR.hinged({ microswitch:ms,effector:e }); ms = ms.connectTo( ms.properties.screw_connector[0], hd.properties.microswitch_screw_connector[0], false, 0); var hdhd = EFFECTOR.split_hinged(hd); return U.P(hdhd[1]); }, // TODO: eliminate common code above and below clamp: function(params) { // TODO: handle print mode var ms = microswitch(); var e = EFFECTOR.effector(); var hd = EFFECTOR.hinged({ microswitch:ms,effector:e }); ms = ms.connectTo( ms.properties.screw_connector[0], hd.properties.microswitch_screw_connector[0], false, 0); var hdhd = EFFECTOR.split_hinged(hd); return U.P(hdhd[0]); }, fanholder: function(params) { EFFECTOR.effector(); // to set up rmount return U.P(EFFECTOR.fanholder()); } }; function main(params) { var part = params.part && PARTS[params.part]; if(!part) return U.axes(); var rv = U.P(part(params)); if(!params.print) rv = rv.union(U.axes()); return rv; } function _main(params) { var e = EFFECTOR.effector(); var hs = E3DV6.heatsink(); hs = hs.connectTo(hs.properties.grove_connector,e.properties.grove_connector,false,0); var ms = microswitch(); var hd = EFFECTOR.hinged({ microswitch:ms,effector:e }); ms = ms.connectTo( ms.properties.screw_connector[0], hd.properties.microswitch_screw_connector[0], false, 0); var hdhd = EFFECTOR.split_hinged(hd); var fh = EFFECTOR.fanholder(); return union({ platform: e, hinged: hdhd[1], clamp: hdhd[0], fanholder: fh, alltogethernow: [e,hdhd[0],hdhd[1], columns(),hs,ms,fh] }[params.part||'alltogethernow']) var rv = union( e, hs, columns(), ///hd, hdhd[0], hdhd[1], ms); return rv; } function getParameterDefinitions() { return [{ name: 'part', type: 'choice', values: [ 'platform', 'hinged', 'clamp', 'fanholder', 'duetholder', 'foot', 'shoe', 'bedholder', 'alltogethernow', 'wip' ], captions: [ 'Effector platform', 'Hinged part', 'Clamp', 'Fan holder', 'Duet holder', 'Foot', 'Shoe', 'Bed holder', 'All together now!', 'Work in progress' ], caption: 'Part', initial: 'wip' },{ name: 'print', type: 'checkbox', caption: 'For print, no nonsense', initial: false }]; } /* vim:set ft=javascript ai: */