cleanup, comments

3dprint/beam.json

@@ -1,14 +0,0 @@
-{
-    "fileFormatVersion": "1",
-    "parameterSets": {
-        "New set 1": {
-            "hd": "10",
-            "height": "40",
-            "hole": "3",
-            "radius": "1",
-            "segments": "14",
-            "thickness": "7",
-            "wall": "1.6000000000000001"
-        }
-    }
-}

3dprint/beam.scad

@@ -1,41 +1,52 @@
 $fa=1/1;
 $fs=1/2;
 bissl=1/100;
-wall=1.6;
-hole=3;
-hd=10;
-height=40;
-vd=height-wall;
-segments=14;
-radius=1;
-thickness=7;
+wall=1.6;//twice nozzle diameter is fine, walls of triangles
+hole=3; //hole for mounting thread inserts
+hd=10; //horizontal distance between mounting points, depends on mounting hole distance in the actuator
+height=40; //dimension of the beam in the direction of tambourine depth
+vd=height-wall; //vertical distance between mounting holes
+segments=14; //number of mounting points, defines the beam length
+radius=1; //rounding of inner corners
+thickness=2*wall+hole; //thickness of the beam, keep some material to properly hold the threaded insert on the side
 offset=wall/2+hole/2;
 difference() {
   linear_extrude(thickness, convexity=4) difference() {
-  offset(r=-radius)offset(r=radius)union() {
-    for (i=[0:hd:hd*(segments-1)]) translate ([i,0]) {
-      for (tr=[[[hd,0],[0,0]],[[-hd/2,vd],[0,0]],[[hd/2,vd],[0,0]],[[hd/2,vd],[-hd/2,vd]]]) hull() { //diagonals
+    offset(r=-radius)offset(r=radius)union() {
+      for (i=[0:hd:hd*(segments-1)]) translate ([i,0]) {
+        for (tr=[[[hd,0],[0,0]],[[-hd/2,vd],[0,0]],[[hd/2,vd],[0,0]],[[hd/2,vd],[-hd/2,vd]]]) hull() { //diagonals
+          translate(tr[0])circle(d=wall);
+          translate(tr[1]) circle(d=wall);
+        }
+        for (tr=[[hd/2,vd-offset],[-hd/2,vd-offset],[hd,offset],[0,offset]]) translate(tr)circle(d=2*wall+hole); //big circles
+      }
+    
+      //left vertical wall, not generated by the loop
+      for (tr=[[[-hd/2-offset,0],[0,0]],[[-hd/2-offset,0],[-hd/2-offset,vd]],[[-hd/2-offset,vd],[-hd/2,vd]]]) hull() {
         translate(tr[0])circle(d=wall);
         translate(tr[1]) circle(d=wall);
       }
-      for (tr=[[hd/2,vd-offset],[-hd/2,vd-offset],[hd,offset],[0,offset]]) translate(tr)circle(d=2*wall+hole); //big circles
-    }
-    for (tr=[[[-hd/2-offset,0],[0,0]],[[-hd/2-offset,0],[-hd/2-offset,vd]],[[-hd/2-offset,vd],[-hd/2,vd]]]) hull() {//left
-      translate(tr[0])circle(d=wall);
-      translate(tr[1]) circle(d=wall);
+
+      //solid triangle to jhold threaded inserts
+      hull() for (tr=[[0,0],[-hd/2-offset,0],[-hd/2-offset,vd],[-hd/2,vd]]) translate(tr) circle(d=wall); 
+
+      //right vertical wall, not generated by the loop
+      for (tr=[[[hd*segments+offset,0],[0,0]],
+               [[hd*segments+offset,0],[hd*segments+offset,vd]],
+               [[hd*segments+offset,vd],[hd*(segments-0.5),vd]],
+               [[hd*segments,0],[hd*(segments-0.5),vd]]]) 
+        hull() {
+          translate(tr[0])circle(d=wall);
+          translate(tr[1]) circle(d=wall);
+        }
     }
-hull() for (tr=[[0,0],[-hd/2-offset,0],[-hd/2-offset,vd],[-hd/2,vd]]) translate(tr) circle(d=wall); //solid triangle
-    for (tr=[[[hd*segments+offset,0],[0,0]],[[hd*segments+offset,0],[hd*segments+offset,vd]],[[hd*segments+offset,vd],[hd*(segments-0.5),vd]],[[hd*segments,0],[hd*(segments-0.5),vd]]]) hull() { //right
-      translate(tr[0])circle(d=wall);
-      translate(tr[1]) circle(d=wall);
+    for (i=[0:segments]) {
+      translate([i*hd,offset]) circle(d=hole);
+      translate([(i-0.5)*hd,vd-offset]) circle(d=hole);
     }
   }
-  for (i=[0:segments]) {
-    translate([i*hd,offset]) circle(d=hole);
-    translate([(i-0.5)*hd,vd-offset]) circle(d=hole);
-  }
-  }
-translate([-hd/2-offset-wall/2,height/4-wall,thickness/2])rotate([0,90,0])cylinder(d=hole,h=hd-wall);
-translate([-hd/2-offset-wall/2,height/2-wall/2,thickness/2])rotate([0,90,0])cylinder(d=hole,h=hd-wall);
-translate([-hd/2-offset-wall/2,height*3/4,thickness/2])rotate([0,90,0])cylinder(d=hole,h=hd-wall);
-}
+  //mounting holes for threaded inserts, three just in case, it's better to use the middle one
+  translate([-hd/2-offset-wall/2,height/4-wall,thickness/2])rotate([0,90,0])cylinder(d=hole,h=hd-wall);
+  translate([-hd/2-offset-wall/2,height/2-wall/2,thickness/2])rotate([0,90,0])cylinder(d=hole,h=hd-wall);
+  translate([-hd/2-offset-wall/2,height*3/4,thickness/2])rotate([0,90,0])cylinder(d=hole,h=hd-wall);
+}

3dprint/tamb_mount.json

@@ -9,8 +9,7 @@
             "id_tamb": "239",
             "lip": "3",
             "od_tamb": "251",
-            "part": "outer",
-            "wall": "1.6000000000000001"
+            "part": "outer"
         }
     }
 }

3dprint/tamb_mount.scad

@@ -2,15 +2,15 @@ $fa=1/1;
 $fs=1/2;
 bissl=1/100;
 part="inner";//[inner,outer,all_visualize]
-od_tamb=251;
-id_tamb=239;
-wall_tamb=(od_tamb-id_tamb)/2;
-hole_tamb=23;
-lip=3;
-air=1;
-hole=3;
-wall=1.6;
-beam_width=7;
+od_tamb=251;//tambourine rim outer diameter
+id_tamb=239;//tambourine rim inner diameter
+wall_tamb=(od_tamb-id_tamb)/2; //tambourine wall
+hole_tamb=23; //holding hole in the rim
+lip=3; //extra plastic that hols to the hole
+air=1; //wiggle room
+hole=3; //diameter for screw hole
+beam_width=7; //slit in inner part of mount to hod the beam
+wall=1.6;//thinnest part in the mount, namely the slit to tune the beam mounting height
 module inner_mount() {
   difference() {
     union() {
@@ -30,7 +30,6 @@ module inner_mount() {
     translate([-beam_width/2-air/2,-hole_tamb/2-lip,-bissl]) cube([beam_width+air,hole_tamb+2*lip,lip]);
   }
 }
-
 module outer_mount() {
   difference() {
     union() {
@@ -54,4 +53,4 @@ if (part=="outer") outer_mount();
 if (part=="all_visualize") {
   inner_mount();
   translate([0,0,wall_tamb+3*lip])rotate([180,0,0])outer_mount();
-  }
+}

actuator.json

@@ -1,26 +0,0 @@
-{
-    "fileFormatVersion": "1",
-    "parameterSets": {
-        "New set 1": {
-            "air": "0.5",
-            "copper_height": "5",
-            "hole": "2",
-            "iron_d": "4",
-            "part": "cap",
-            "slit": "15",
-            "total_length": "50",
-            "wall": "0.80000000000000004"
-        },
-        "New set 2": {
-            "air": "0.5",
-            "copper_height": "5",
-            "hammer_flat": "false",
-            "hole": "2",
-            "iron_d": "4",
-            "part": "spool",
-            "slit": "15",
-            "total_length": "50",
-            "wall": "0.80000000000000004"
-        }
-    }
-}