61 lines
1.6 KiB
Python
61 lines
1.6 KiB
Python
#!/usr/bin/env python3
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import cadquery as cq
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from cadquery import exporters
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camera_width = 43.4 + 0.5
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camera_height = 6
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cutout_width = 18 - 0.5
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cutout_length = 21.5 - 0.5
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cutout_straight_length = 16 - 0.5
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bracket_width = cutout_length
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bracket_thickness = 3
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bolt_hole_diameter = 3.4
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bolt_hole_spacing = 10
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bolt_offset_y = 9.35 # derived from bolt spacing from edge
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bolt_tab_width = bolt_hole_diameter * 3
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corner_radius = 1
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result = (
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cq
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.Workplane("front")
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.box(camera_width + bracket_thickness * 2, bracket_width, camera_height + bracket_thickness)
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.faces(">Y")
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.workplane()
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.move(yDist=-bracket_thickness / 2)
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.rect(camera_width, camera_height, True)
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.cutThruAll()
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.faces("<Z[1]")
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.edges("<Y")
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.workplane(centerOption="CenterOfMass")
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.transformed(rotate=(0, 0, 180))
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.center(-cutout_width/2, 0)
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.lineTo(0, cutout_straight_length)
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.threePointArc((cutout_width / 2, cutout_length), (cutout_width, cutout_straight_length))
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.lineTo(cutout_width, 0)
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.close()
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.extrude(camera_height)
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.faces(">X")
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.vertices("<Y and <Z")
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.workplane(centerOption="CenterOfMass")
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.rect(bracket_width, bracket_thickness, centered=False)
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.extrude(bolt_tab_width)
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.faces("<Z[1]")
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.edges("<X and <Y")
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.workplane(centerOption="CenterOfMass")
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.center(bolt_tab_width / 2, -bolt_offset_y)
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.rarray(1, bolt_hole_spacing, 1, 2)
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.hole(bolt_hole_diameter)
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.edges("|Z or >Z").fillet(corner_radius)
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.faces(">Z[1]").edges(">X or <X or >Y").fillet(corner_radius)
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)
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exporters.export(result, 'camera-bracket.stl')
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