more blub

hvst.py

@@ -1,5 +1,8 @@
 from cadquery import *
 import math
+import logging
+
+logger = logging.getLogger()
 
 tabletop_depth = 800  # currently, almost all parameters are derived from the table depth
 #tabletop_depth = 600
@@ -8,11 +11,13 @@ alpha_max = 70
 
 tabletop_adjuster_assembly_spacing = 100  # symmetric distancing assumed
 
+# cube in adjuster assembly
 feet_adjuster_width = 60  # feet_adjuster is moving part inside adjuster assembly
 feet_adjuster_lenght = 60
 feet_adjuster_height = 60
 
 adjuster_assembly_wall_thickness = 20  # might be different for front and back...
+adjuster_assembly_slider_width = 10
 adjuster_assembly_length = tabletop_depth - 2*tabletop_adjuster_assembly_spacing
 adjuster_assembly_width = feet_adjuster_width + 2*adjuster_assembly_wall_thickness
 adjuster_assembly_height = feet_adjuster_height + 2*adjuster_assembly_wall_thickness
@@ -26,9 +31,11 @@ lower_h = ld * math.sqrt(2)*math.sin(math.radians(alpha_max))
 lower_feet_assambly_pivot_point_from_fixed_leg = ld * math.sqrt(2)*math.cos(math.radians(alpha_max))
 lower_feet_assambly_pivot_point_from_moving_end = ld - lower_feet_assambly_pivot_point_from_fixed_leg
 
+logger.info(f"Lower h is: {lower_h} (between joins of leg only)")
+
 lower_foot_width = 80
 lower_foot_height = 50
-lower_foot_length = lower_feet_bore_holes_distance + lower_foot_height
+lower_foot_length = 2*ld/math.sqrt(2)
 lower_feet_assembly_base_plate_height = 20
 lower_feet_assembly_side_wall_thickness = 25
 lower_feet_assembly_width = 100
@@ -46,58 +53,102 @@ lower_feet_assembly_pin_diameter = 10
 
 ## parameter end!
 
+def get_adjuster_assembly_old():
+    left = Workplane("XZ").vLine(adjuster_assembly_height/2).hLine(adjuster_assembly_wall_thickness+adjuster_assembly_slider_width).vLine(-(adjuster_assembly_height-feet_adjuster_height)/2).hLine(-adjuster_assembly_slider_width).vLineTo(0).mirrorX().extrude(adjuster_assembly_length-2*adjuster_assembly_wall_thickness)
+    right = left.mirror("YZ", basePointVector = (adjuster_assembly_width/2,0,0))
+    left = left.union(right)
+    return left
+
+#return Workplane("XY").box(adjuster_assembly_wall_thickness,adjuster_assembly_length,adjuster_assembly_height).center(10,0).box(10,10,10)
+
+
+def get_adjuster_assembly_left():
+    return Workplane("XZ").vLine(adjuster_assembly_height/2).hLine(adjuster_assembly_wall_thickness+adjuster_assembly_slider_width).vLine(-(adjuster_assembly_height-feet_adjuster_height)/2).hLine(-adjuster_assembly_slider_width).vLineTo(0).mirrorX().extrude(adjuster_assembly_length-2*adjuster_assembly_wall_thickness)
+
+def get_adjuster_assembly_right():
+    #left.mirror("YZ", basePointVector = (adjuster_assembly_width/2,0,0))
+    return get_adjuster_assembly_left().mirror("YZ")
+
+def get_adjuster_assembly_front_back_plate():
+    return Workplane("XY").box(adjuster_assembly_width,adjuster_assembly_wall_thickness,adjuster_assembly_height).faces(">Y").workplane().hole(22)
+
+def get_adjuster_assembly():
+    a = Assembly(None)
+    a.add(get_adjuster_assembly_left(), name="l")
+    a.add(get_adjuster_assembly_right(), name="r", color=Color("red"))
+    a.add(get_adjuster_assembly_front_back_plate(), name="f", color=Color("orange"))
+    a.add(get_adjuster_assembly_front_back_plate(), name="b")
+    a.constrain("l@faces@<Y", "b@faces@>Y", "Plane")
+    a.constrain("l@faces@>Y", "f@faces@<Y", "Plane")
+    a.constrain("r@faces@<Y", "b@faces@>Y", "Plane")
+    a.constrain("r@faces@>Y", "f@faces@<Y", "Plane")
+    
+    a.constrain("r@faces@>X", "f@faces@>X", "Axis")
+    a.constrain("l@faces@<X", "f@faces@<X", "Axis")
+    a.constrain("r@faces@>X", "b@faces@>X", "Axis")
+    a.constrain("l@faces@<X", "b@faces@<X", "Axis")
+    a.solve()
+    
+    return a
+
+show_object(get_adjuster_assembly())
+
 
 # actual parts:
-lower_foot_base_plate = Workplane("XY").box(lower_feet_assembly_width,lower_foot_length,lower_feet_assembly_base_plate_height)\
-    .edges("|Z").fillet(lower_feet_assembly_side_wall_thickness/2)
-lower_foot_side_wall_left = Workplane("YZ").box(lower_foot_length,lower_feet_assembly_side_wall_height,lower_feet_assembly_side_wall_thickness)\
-    .faces("|Y").edges(">Z").fillet(lower_feet_assembly_side_wall_radius)\
-    .faces("-X").edges(">Z").fillet(lower_feet_assembly_side_wall_thickness/2)\
-    .faces("+X").workplane()\
-        .center(lower_foot_length/2-lower_feet_assembly_side_wall_bearing_hole_distance_from_outer,0).hole(2*lower_feet_assembly_bearing_hole_radius,lower_feet_assembly_bearing_hole_depth)\
+def get_lower_foot_base_plate():
+    return Workplane("XY").box(lower_feet_assembly_width,lower_feet_assembly_length,lower_feet_assembly_base_plate_height)\
+        .edges("|Z").fillet(lower_feet_assembly_side_wall_thickness/2)
 
-lower_foot_bearing_pin_slide = Workplane("YZ",origin=((lower_feet_assembly_side_wall_thickness-lower_feet_assembly_bearing_hole_depth)/2,\
-                                          -(lower_feet_bore_holes_distance-lower_feet_assambly_pivot_point_from_moving_end)/2,\
-                                          0))\
-        .box(lower_feet_assambly_pivot_point_from_moving_end,lower_feet_assembly_pin_diameter,lower_feet_assembly_bearing_hole_depth)
+def get_lower_foot_side_wall_left():
+    lower_foot_side_wall_left = Workplane("YZ").box(lower_feet_assembly_length,lower_feet_assembly_side_wall_height,lower_feet_assembly_side_wall_thickness)\
+        .faces("|Y").edges(">Z").fillet(lower_feet_assembly_side_wall_radius)\
+        .faces("-X").edges(">Z").fillet(lower_feet_assembly_side_wall_thickness/2)\
+        .faces("+X").workplane()\
+            .center(lower_feet_assembly_length/2-lower_feet_assembly_side_wall_bearing_hole_distance_from_outer,0).hole(2*lower_feet_assembly_bearing_hole_radius,lower_feet_assembly_bearing_hole_depth)\
 
-lower_foot_bearing_pin_slide = lower_foot_bearing_pin_slide\
-    .union(Workplane("YZ",origin=(lower_feet_assembly_side_wall_thickness/2-lower_feet_assembly_bearing_hole_depth,
-                                  -(lower_feet_bore_holes_distance/2-lower_feet_assambly_pivot_point_from_moving_end),0.00001))\
-           .circle(lower_feet_assembly_pin_diameter/2).extrude(lower_feet_assembly_bearing_hole_depth))\
-    .union(Workplane("YZ",origin=(lower_feet_assembly_side_wall_thickness/2-lower_feet_assembly_bearing_hole_depth,
-                                  -(lower_feet_bore_holes_distance/2),0))\
-           .circle(lower_feet_assembly_pin_diameter/2).extrude(lower_feet_assembly_bearing_hole_depth))
+    lower_foot_bearing_pin_slide = Workplane("YZ",origin=((lower_feet_assembly_side_wall_thickness-lower_feet_assembly_bearing_hole_depth)/2,\
+                                              -(lower_feet_bore_holes_distance-lower_feet_assambly_pivot_point_from_moving_end)/2,\
+                                              0))\
+            .box(lower_feet_assambly_pivot_point_from_moving_end,lower_feet_assembly_pin_diameter,lower_feet_assembly_bearing_hole_depth)
+
+    lower_foot_bearing_pin_slide = lower_foot_bearing_pin_slide\
+        .union(Workplane("YZ",origin=(lower_feet_assembly_side_wall_thickness/2-lower_feet_assembly_bearing_hole_depth,
+                                      -(lower_feet_bore_holes_distance/2-lower_feet_assambly_pivot_point_from_moving_end),0.00001))\
+               .circle(lower_feet_assembly_pin_diameter/2).extrude(lower_feet_assembly_bearing_hole_depth))\
+        .union(Workplane("YZ",origin=(lower_feet_assembly_side_wall_thickness/2-lower_feet_assembly_bearing_hole_depth,
+                                      -(lower_feet_bore_holes_distance/2),0))\
+               .circle(lower_feet_assembly_pin_diameter/2).extrude(lower_feet_assembly_bearing_hole_depth))
+
+    lower_foot_side_wall_left = lower_foot_side_wall_left.cut(lower_foot_bearing_pin_slide)
+    return lower_foot_side_wall_left
+
+
+def get_lower_foot_side_wall_right():
+    return get_lower_foot_side_wall_left().mirror(mirrorPlane="YZ")
+
+def get_lower_foot_front_wall():
+    return Workplane("XY").box(lower_feet_assembly_width-2*lower_feet_assembly_side_wall_thickness,lower_feet_assembly_side_wall_radius,lower_feet_assembly_side_wall_radius)\
+        .faces(">X").vertices(">YZ").workplane(centerOption="CenterOfMass")\
+        .circle(lower_feet_assembly_side_wall_radius).cutThruAll()  
         
-lower_foot_side_wall_left = lower_foot_side_wall_left.cut(lower_foot_bearing_pin_slide)
-#show_object(lower_foot_side_wall_left)
-#show_object(lower_foot_bearing_pin_slide)
-#bearing_pin_slot = Workplane("YZ").center(200,0).box(lower_feet_assambly_pivot_point_from_moving_end,lower_feet_assembly_pin_diameter,lower_feet_assembly_bearing_hole_depth)\
-#    .workplane(offset=-lower_feet_assembly_bearing_hole_depth/2)\
-#        .center(-lower_feet_assambly_pivot_point_from_moving_end/2,0).circle(lower_feet_assembly_pin_diameter/2,0).extrude(lower_feet_assembly_bearing_hole_depth)\
-#        .center(lower_feet_assambly_pivot_point_from_moving_end-0.00001,0).circle(lower_feet_assembly_pin_diameter/2,0).extrude(lower_feet_assembly_bearing_hole_depth)
+def get_lower_foot_end_wall():
+    return get_lower_foot_front_wall().mirror(mirrorPlane="XZ")
 
-#show_object(bearing_pin_slot)
+def get_lower_foot_assembly():
+    return Assembly(get_lower_foot_base_plate(), name='base_plate')\
+        .add(get_lower_foot_side_wall_left(), name='wall_left',color=Color(1,0,1,0.5), loc=Location(Vector(-(lower_feet_assembly_width-lower_feet_assembly_side_wall_thickness)/2,0,lower_feet_assembly_base_plate_height/2+lower_feet_assembly_side_wall_radius)))\
+        .add(get_lower_foot_side_wall_right(), name='wall_right',color=Color(0.5,0,1,0.5), loc=Location(Vector((lower_feet_assembly_width-lower_feet_assembly_side_wall_thickness)/2,0,lower_feet_assembly_base_plate_height/2+lower_feet_assembly_side_wall_radius)))\
+        .add(get_lower_foot_front_wall(), name='wall_front',color=Color(1,0,1,0.5), loc=Location(Vector(0,-(lower_feet_assembly_length-lower_feet_assembly_side_wall_radius)/2,lower_feet_assembly_base_plate_height)))\
+        .add(get_lower_foot_end_wall(), name='wall_end',color=Color(1,0,1,0.5), loc=Location(Vector(0,(lower_feet_assembly_length-lower_feet_assembly_side_wall_radius)/2,lower_feet_assembly_base_plate_height)))
+#show_object(get_lower_foot_assembly())
 
-#lower_foot_side_wall_left = lower_foot_side_wall_left.cut(bearing_pin_slot)
-#show_object(Workplane("YZ").box(lower_feet_assambly_pivot_point_from_moving_end,lower_feet_assembly_pin_diameter,lower_feet_assembly_bearing_hole_depth)\
-#            .faces("|Y").edges("|X").fillet(4.8))
+test_a = Assembly()\
+    .add(get_lower_foot_assembly(), name="left_foot_assembly", color=Color("red"), loc=Location(Vector(0,0,0)))\
+    .add(get_lower_foot_assembly(), name="right_foot_assembly", color=Color("white"), loc=Location(Vector(500,0,0)))
 
 
-lower_foot_side_wall_right = lower_foot_side_wall_left.mirror(mirrorPlane="YZ")
 
-#show_object(lower_foot_base_plate)
-#show_object(lower_foot_side_wall_left)
-#show_object(lower_foot_side_wall_right)
+#show_object(get_lower_foot_front_wall())
+#show_object(get_lower_foot_end_wall())
+#show_object(assy)
 
-
-lower_foot_assy_left = (
-    Assembly(lower_foot_base_plate, name='base_plate',loc=Location(Vector(0,0,0)))
-    .add(lower_foot_side_wall_left, name='wall_left',color=Color(1,0,1,0.5), loc=Location(Vector(-(lower_feet_assembly_width-lower_feet_assembly_side_wall_thickness)/2,0,lower_feet_assembly_base_plate_height/2+lower_feet_assembly_side_wall_radius)))
-    .add(lower_foot_side_wall_right, name='wall_right',color=Color(0.5,0,1,0.5), loc=Location(Vector((lower_feet_assembly_width-lower_feet_assembly_side_wall_thickness)/2,0,lower_feet_assembly_base_plate_height/2+lower_feet_assembly_side_wall_radius)))
-
-)
-
-show_object(lower_foot_assy_left)
-
-#show_object(assy)