author | Michael Krelin <hacker@klever.net> | 2016-03-20 14:38:17 (UTC) |
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committer | Michael Krelin <hacker@klever.net> | 2016-03-20 14:38:17 (UTC) |
commit | 8805ba36fd9da26d3764ad83a5c8b97c30140dc0 (patch) (side-by-side diff) | |
tree | 0c98aaa8b3c9c967285dfb1f535113b2afb67959 /delta.jscad | |
parent | 33c7b3b1dc1d7d9c706bfa25e9f56eb237aa7dfc (diff) | |
download | redelta-8805ba36fd9da26d3764ad83a5c8b97c30140dc0.zip redelta-8805ba36fd9da26d3764ad83a5c8b97c30140dc0.tar.gz redelta-8805ba36fd9da26d3764ad83a5c8b97c30140dc0.tar.bz2 |
bed holder redesign
-rw-r--r-- | delta.jscad | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/delta.jscad b/delta.jscad index 12bdb97..e9fb773 100644 --- a/delta.jscad +++ b/delta.jscad @@ -708,192 +708,245 @@ function shoe() { 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]); |