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@@ -2,11 +2,12 @@ import cadquery as cq
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from cadquery.occ_impl.exporters import ExportTypes
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from ocp_vscode import show, show_object
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+import math
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###### Parameter #####
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a_thick = 1.7
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-a_diam = 3.2
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+a_diam = 2.5
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a_gap_width = 1
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overhang_a_width = a_gap_width /2 * 0.9
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overhang_a_height = 3
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@@ -22,7 +23,8 @@ space_height = 4
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space_diam = 7
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overhang_top = 0.5
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-print_height = 2.8
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+cut_height = 2.8 # use this for easier printing
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+cut_center = False # if false, cut is at the edge of smallest diameter of the spacer
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spacer = cq.Workplane("XY").cylinder(space_height, space_diam/2)
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@@ -49,12 +51,20 @@ clip_b = (
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)
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spacer = spacer.union(clip_a).union(clip_b)
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-spacer_cut = spacer.cut(cq.Workplane("XY").box(100, print_height, 100))
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-spacer = spacer.cut(spacer_cut)
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+
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+if cut_height > 0:
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+ if cut_center:
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+ spacer_cut = spacer.cut(cq.Workplane("XY").box(100, cut_height, 100))
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+ else:
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+ min_diam = min(a_diam, b_diam) - 2*thick_eps
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+ min_gap_width = min(a_gap_width, b_gap_width)
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+ center_to_min_edge = math.sqrt(min_diam**2 - (min_gap_width)**2)/2
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+ spacer_cut = spacer.cut(cq.Workplane("XY").box(100, cut_height, 100, centered=(True, False, True)).translate((0, -center_to_min_edge, 0)))
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+ spacer = spacer.cut(spacer_cut)
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############
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show_object(spacer)
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-with open(r"/home/sgruen/Dokumente/bodenplatte/spacer.step", "w") as fp:
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+with open(r"/home/sgruen/Dokumente/3D_prints/Schrankbau/bodenplatte/spacer_2.5.step", "w") as fp:
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cq.exporters.exportShape(spacer, ExportTypes.STEP, fp)
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