More work on the screen mount

notebook_nueva/cpu_holder.py

@@ -1,31 +1,28 @@
 import cadquery2 as cq
 from cadquery2 import exporters
 
-
 lower_stands = (
-    cq.Sketch()
-    .push([(0,0), (58, 0), (58, 23), (0, 23)])
-    .circle(5, mode="a")
+    cq.Sketch().push([(0, 0), (58, 0), (58, 23), (0, 23)]).circle(3, mode="a")
 )
 
 higher_stands = (
-    cq.Sketch()
-    .push([(0,0), (58, 0), (58, 23), (0, 23)])
-    .circle(2.65, mode="a")
+    cq.Sketch().push([(0, 0), (58, 0), (58, 23), (0, 23)]).circle(2.65 / 2, mode="a")
 )
 
 model = (
     cq.Workplane("XY")
     .workplane()
     .box(75, 40, 2)
+    .edges("+Z")
+    .fillet(3)
     .faces(">Z")
     .workplane(centerOption="CenterOfBoundBox")
     .center(-29, -11.5)
     .placeSketch(lower_stands)
-    .extrude(3)
+    .extrude(4)
     .workplane()
     .placeSketch(higher_stands)
-    .extrude(8)
+    .extrude(9)
 )
 
 exporters.export(model, "cpu_holder.stl")

notebook_nueva/screen_mount.py

@@ -0,0 +1,121 @@
+import cadquery2 as cq
+from cadquery2 import exporters
+
+# Dimensions copied from modelo.py,
+# TODO refactor into a separate file
+
+# Thickness of the outer material
+shell_t = 3
+
+# Size of the kbd board
+kbd_height = 98
+kbd_width = 286
+kbd_angle = 5
+
+# Size of the whole object
+width = kbd_width + 2 * shell_t
+height = 69
+thickness = 10
+
+# Visible screen size
+vis_w = 220
+vis_h = 58
+viewport_cutout = cq.Sketch().trapezoid(vis_w, vis_h, 90, mode="a")
+
+# Whole screen size
+scr_w = 231
+scr_h = 65
+scr_thickness = 5.5
+screen_cutout = cq.Sketch().trapezoid(scr_w, scr_h, 90, mode="a")
+
+# Circuit board and cable space
+board_cutout = cq.Sketch().polygon(
+    [
+        (0, 0),
+        (width / 2 - 10, 0),
+        (width / 2 - 10, vis_h - 20),
+        (0, vis_h - 20),
+        (0, 0),
+    ],
+    mode="a",
+)
+board_cutout_2 = cq.Sketch().polygon(
+    [
+        (0, 0),
+        (width / 2 - 10 + 4, 0),
+        (width / 2 - 10 + 4, vis_h - 20 + 4),
+        (0, vis_h - 20 + 4),
+        (0, 0),
+    ],
+    mode="a",
+)
+
+
+def model():
+    return (
+        cq.Workplane("XY")
+        .workplane()
+        .box(width, 59, 59)
+        .faces(">Z")
+        .transformed(rotate=(45, 0, 0))
+        .tag("slanted")
+        .placeSketch(cq.Sketch().trapezoid(1000, 1000, 90, mode="a"))
+        .cutBlind(1000)
+        # Cut off viewport
+        .workplaneFromTagged("slanted")
+        .placeSketch(viewport_cutout)
+        .cutBlind(-shell_t)
+        # Make hole for screen assembly
+        .workplaneFromTagged("slanted")
+        .workplane(offset=-shell_t, centerOption="CenterOfBoundBox")
+        # Left bezel is 4mm wider than right one, so this hole is displaced to the left
+        # Cut for the scren assembly
+        .center(-4, 0)
+        .placeSketch(screen_cutout)
+        .cutBlind(-scr_thickness)
+        # Cut for the screen board and cables
+        .workplaneFromTagged("slanted")
+        .workplane(offset=-shell_t - scr_thickness, centerOption="CenterOfBoundBox")
+        .center(0, -(vis_h - 20) / 2)
+        .placeSketch(board_cutout)
+        .cutBlind(-5)
+        # Make it hollow
+        .faces("<Z")
+        .shell(-2)
+        # Cut AGAIN for the screen board and cables
+        .workplaneFromTagged("slanted")
+        .workplane(offset=-shell_t - scr_thickness, centerOption="CenterOfBoundBox")
+        .center(0, -(vis_h -20 + 4) / 2)
+        .placeSketch(board_cutout_2)
+        .cutBlind(-7)
+    )
+
+
+exporters.export(model(), "screen_mount.stl")
+
+left_cutout = cq.Sketch().polygon(
+    [(0, 0), (160, 0), (160, -100), (0, -100), (0, 0)],
+    mode="a",
+)
+
+right_side = (
+    model()
+    .faces("<Z")
+    .workplane(centerOption="CenterOfBoundBox", offset=3)
+    .center(-width / 2, height / 2)
+    .placeSketch(left_cutout)
+    .cutBlind(-100)
+)
+
+exporters.export(right_side, "right_screen_mount.stl")
+
+left_side = (
+    model()
+    .faces("<Z")
+    .workplane(centerOption="CenterOfBoundBox", offset=3)
+    .center(0, height / 2)
+    .placeSketch(left_cutout)
+    .cutBlind(-100)
+)
+
+exporters.export(left_side, "left_screen_mount.stl")