duet holder

1 files changed, 56 insertions, 0 deletions

diff --git a/delta.jscad b/delta.jscad
index 5c63b41..dcf6fcc 100644
--- a/delta.jscad
+++ b/delta.jscad
@@ -670,2 +670,58 @@ function foot_foot() {
 
+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 refaxes(o) {