back, chamfer

amp_case.py

@@ -14,7 +14,7 @@ from math import ceil, floor
 side_width = 5
 bottom_width = 5
 middle_width = 2
-panel_width = 1.2
+panel_width = 0.8
 
 amp_bottom_height = 19 + bottom_width + middle_width  # how tall the pcb is
 battery_width = 26
@@ -44,12 +44,16 @@ result = (
     result.workplane(offset=amp_height / 2)
     .center(0, amp_width / 2)
     .box(amp_length, amp_width + bottom_width, bottom_width)
+    .workplane(offset=-10)
+    .move(-(amp_width/2), 0)
+    .box(10, 10, 10, combine="cut")
 )
 
 result = (
     result.workplane(offset=-7.8)
     .center((amp_width / 2) - (panel_width / 2) - 1, 0)
     .box(panel_width, amp_width, amp_height)
+    .faces("+Z").chamfer(0.9, 1)
 )
 
 panel_holes = (
@@ -73,9 +77,31 @@ panel_holes_2 = (
 result = result.cut(panel_holes)
 result = result.cut(panel_holes_2)
 
+back = (
+    result
+    .workplane(offset=-6.3)
+    .center(-(amp_width) + 2, 0)
+    .box(panel_width*2.5, amp_width + side_width, amp_height + 2.5)
+)
+
+back_screws = (
+    Workplane("ZY")
+    .workplane(offset=(amp_length / 2))
+    .center(2, 0.0)
+    .rect(37, amp_width, forConstruction=True)
+    .vertices()
+    .cylinder(10, 0.8)
+)
+
+back = back.cut(back_screws)
+back = back.center(31.5, 0).box(amp_width, amp_width+9, amp_width, combine="cut")
+
+result = result.cut(back_screws)
+
 cq.exporters.export(result, "/home/deck/model_files/amp_case.step")
+cq.exporters.export(back, "/home/deck/model_files/amp_case_back.step")
 
 try:
-    show_object(result)
+    show_object(back)
 except NameError:
     pass