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