resize threads

carlson_amp_enclosure.py

@@ -14,7 +14,7 @@ from math import ceil, floor
 Workplane = cqmore.extend(Workplane)
 Workplane.addSvgPath = addSvgPath
 
-screw_simple = True  # Controls whether to not actually make the screw threads, saves time running it for testing
+screw_simple = False  # Controls whether to not actually make the screw threads, saves time running it for testing
 
 pot_diameter = 6.9
 pot_radius = pot_diameter / 2.0
@@ -33,6 +33,13 @@ top_screw = CounterSunkScrew(
     simple=screw_simple,
 )
 
+battery_screw = CounterSunkScrew(
+    size="M3.5-0.6",
+    fastener_type="iso7046",
+    length=screw_length * MM,
+    simple=screw_simple,
+)
+
 x_board_size = 36.07
 y_board_size = 28.75
 
@@ -161,47 +168,51 @@ bottom = (
 battery_holder_offset_factor = 6.5
 
 bottom = (
-    bottom.workplane(offset=-(box_height / 2.0) + 8.9)
+    bottom.workplane(offset=-(box_height / 2.0) + 9.8)
     .move(box_length / 2.0 - wall_thickness * battery_holder_offset_factor, 0)
-    .box(battery_holder_slot_width, battery_holder_slot_length, 4.0)
+    .box(battery_holder_slot_width, battery_holder_slot_length, 6.0)
 )
 
 bottom = (
-    bottom.workplane(offset=-(box_height / 2.0) + 9.0)
+    bottom.workplane(offset=-(box_height / 2.0) + 10.0)
     .move(
-        (box_length / 2.0 - wall_thickness * battery_holder_offset_factor) - 24.0,
+        (box_length / 2.0 - wall_thickness * battery_holder_offset_factor) - 25.5,
         -(battery_holder_slot_length / 6.5),
     )
     .vLine(battery_holder_hole_dist)
     .vertices()
-    .cylinder(4, battery_holder_screw_radius)
-    .workplane(offset=-(box_height / 2.0) + 11.10)
+    .cylinder(6, battery_holder_screw_radius)
+    .workplane(offset=-(box_height / 2.0) + 13.10)
     .move(
-        (box_length / 2.0 - wall_thickness * battery_holder_offset_factor) - 24.0,
+        (box_length / 2.0 - wall_thickness * battery_holder_offset_factor) - 25.5,
         -(battery_holder_slot_length / 6.5),
     )
     .vLine(battery_holder_hole_dist)
     .vertices()
-    .threadedHole(top_screw, 2.0, simple=screw_simple, fit="Close", counterSunk=False)
+    .threadedHole(
+        battery_screw, 4.0, simple=screw_simple, fit="Loose", counterSunk=False
+    )
 )
 
 bottom = (
-    bottom.workplane(offset=-(box_height / 2.0) + 9.0)
+    bottom.workplane(offset=-(box_height / 2.0) + 10.0)
     .move(
-        (box_length / 2.0 - wall_thickness * battery_holder_offset_factor) - 24.0,
+        (box_length / 2.0 - wall_thickness * battery_holder_offset_factor) - 25.5,
         (battery_holder_hole_dist * 2) - 8,
     )
     .vLine(-(battery_holder_hole_dist * 3))
     .vertices()
-    .cylinder(4, battery_holder_screw_radius)
-    .workplane(offset=-(box_height / 2.0) + 11.10)
+    .cylinder(6, battery_holder_screw_radius)
+    .workplane(offset=-(box_height / 2.0) + 13.10)
     .move(
-        (box_length / 2.0 - wall_thickness * battery_holder_offset_factor) - 24.0,
+        (box_length / 2.0 - wall_thickness * battery_holder_offset_factor) - 25.5,
         (battery_holder_hole_dist * 2) - 8,
     )
     .vLine(-(battery_holder_hole_dist * 3))
     .vertices()
-    .threadedHole(top_screw, 2.0, simple=screw_simple, fit="Close", counterSunk=False)
+    .threadedHole(
+        battery_screw, 4.0, simple=screw_simple, fit="Loose", counterSunk=False
+    )
 )
 
 bottom = (
@@ -258,6 +269,6 @@ cq.exporters.export(bottom, "/home/deck/model_files/carlon_probe_amp_enclosure_b
 cq.exporters.export(top, "/home/deck/model_files/carlon_probe_amp_enclosure_lid.stl")
 
 try:
-    show_object(top)
+    show_object(bottom)
 except NameError:
     pass