add pcb screw holes

carlson_amp_enclosure.py

@@ -28,7 +28,9 @@ x_board_size = 36.07
 y_board_size = 28.75
 
 hole_dist_x = 22.76
-hole_dist_y = 31.29
+hole_dist_y = (
+    31.29 - 0.15
+)  # Need to subtract a bit because it's slightly off, but the original number is correct
 
 hole_diameter = 3.44
 hole_radius = hole_diameter / 2.0
@@ -130,7 +132,7 @@ bottom = (
     .vertices()
     .threadedHole(top_screw, 2.0, simple=screw_simple, fit="Close", counterSunk=False)
 )
-0
+
 bottom = (
     bottom.workplane(offset=-(box_height / 2.0) + 9.0)
     .move(
@@ -150,6 +152,26 @@ bottom = (
     .threadedHole(top_screw, 2.0, simple=screw_simple, fit="Close", counterSunk=False)
 )
 
+bottom = (
+    bottom.workplane(offset=-(box_height / 2.0) + 9.0)
+    .move(
+        -(box_length / 4.0),
+        0,
+    )
+    .rect(hole_dist_x, hole_dist_y)
+    .vertices()
+    .cylinder(4, hole_radius + 1)
+    .workplane(offset=-(box_height / 2.0) + 11.10)
+    .move(
+        -(box_length / 4.0),
+        0,
+    )
+    .rect(hole_dist_x, hole_dist_y)
+    .vertices()
+    .threadedHole(top_screw, 2.0, simple=screw_simple, fit="Close", counterSunk=False)
+)
+
+
 cq.exporters.export(bottom, "/home/deck/model_files/carlon_probe_amp_enclosure_box.stl")
 cq.exporters.export(top, "/home/deck/model_files/carlon_probe_amp_enclosure_lid.stl")