clear cache

generated/result_script.py

@@ -1,72 +1,104 @@
 import FreeCAD as App
 import FreeCADGui as Gui
-from FreeCAD import Vector
+from FreeCAD import Vector, Placement, Rotation
+import Part
 import math
 
+def createBearing():
+    doc = App.newDocument("Bearing")
+
+    INNER_RING_INNER_DIAMETER = 25.0
+    INNER_RING_OUTER_DIAMETER = 35.0
+    OUTER_RING_INNER_DIAMETER = 45.0
+    OUTER_RING_OUTER_DIAMETER = 52.0
+    BEARING_WIDTH = 15.0
+    BALL_DIAMETER = 7.0
+    NUMBER_OF_BALLS = 8
+
+    INNER_RING_RADIUS_INNER = INNER_RING_INNER_DIAMETER / 2
+    INNER_RING_RADIUS_OUTER = INNER_RING_OUTER_DIAMETER / 2
+    OUTER_RING_RADIUS_INNER = OUTER_RING_INNER_DIAMETER / 2
+    OUTER_RING_RADIUS_OUTER = OUTER_RING_OUTER_DIAMETER / 2
+    BALL_RADIUS = BALL_DIAMETER / 2
+    PCD_BALLS = (INNER_RING_RADIUS_OUTER + OUTER_RING_RADIUS_INNER) / 2
+
+    outer_ring_outer_cyl = doc.addObject("Part::Cylinder", "OuterRing_OuterCylinder")
+    outer_ring_outer_cyl.Radius = OUTER_RING_RADIUS_OUTER
+    outer_ring_outer_cyl.Height = BEARING_WIDTH
+    outer_ring_outer_cyl.Placement.Base = Vector(0, 0, 0)
+
+    outer_ring_inner_cyl = doc.addObject("Part::Cylinder", "OuterRing_InnerBore")
+    outer_ring_inner_cyl.Radius = OUTER_RING_RADIUS_INNER
+    outer_ring_inner_cyl.Height = BEARING_WIDTH
+    outer_ring_inner_cyl.Placement.Base = Vector(0, 0, 0)
+
+    outer_ring_cut = doc.addObject("Part::Cut", "OuterRing")
+    outer_ring_cut.Base = outer_ring_outer_cyl
+    outer_ring_cut.Tool = outer_ring_inner_cyl
+
+    inner_ring_outer_cyl = doc.addObject("Part::Cylinder", "InnerRing_OuterCylinder")
+    inner_ring_outer_cyl.Radius = INNER_RING_RADIUS_OUTER
+    inner_ring_outer_cyl.Height = BEARING_WIDTH
+    inner_ring_outer_cyl.Placement.Base = Vector(0, 0, 0)
+
+    inner_ring_inner_cyl = doc.addObject("Part::Cylinder", "InnerRing_InnerBore")
+    inner_ring_inner_cyl.Radius = INNER_RING_RADIUS_INNER
+    inner_ring_inner_cyl.Height = BEARING_WIDTH
+    inner_ring_inner_cyl.Placement.Base = Vector(0, 0, 0)
+
+    inner_ring_cut = doc.addObject("Part::Cut", "InnerRing")
+    inner_ring_cut.Base = inner_ring_outer_cyl
+    inner_ring_cut.Tool = inner_ring_inner_cyl
+
+    for i in range(NUMBER_OF_BALLS):
+        angle_deg = 360 * i / NUMBER_OF_BALLS
+        angle_rad = math.radians(angle_deg)
+        x = PCD_BALLS * math.cos(angle_rad)
+        y = PCD_BALLS * math.sin(angle_rad)
 
-def createFlangeAssembly():
-    doc = App.newDocument("Flange")
-
-    FLANGE_OUTER_DIAMETER = 100.0
-    FLANGE_THICKNESS = 7.5
-    BORE_INNER_DIAMETER = 50.0
-    NECK_HEIGHT = 15.0
-    NECK_OUTER_DIAMETER = 60.0
-    NUM_BOLT_HOLES = 6
-    BOLT_HOLE_DIAMETER = 12.0
-    PCD = 75.0
-
-    total_height = FLANGE_THICKNESS + NECK_HEIGHT
-
-    flange = doc.addObject("Part::Cylinder", "Flange")
-    flange.Radius = FLANGE_OUTER_DIAMETER / 2
-    flange.Height = FLANGE_THICKNESS
-
-    bore = doc.addObject("Part::Cylinder", "CentralBore")
-    bore.Radius = BORE_INNER_DIAMETER / 2
-    bore.Height = FLANGE_THICKNESS
-    bore_cut = doc.addObject("Part::Cut", "FlangeWithBore")
-    bore_cut.Base = flange
-    bore_cut.Tool = bore
+        ball = doc.addObject("Part::Sphere", f"Ball_{i+1:02d}")
+        ball.Radius = BALL_RADIUS
+        ball.Placement.Base = Vector(x, y, BEARING_WIDTH / 2)
 
-    neck_outer = doc.addObject("Part::Cylinder", "NeckOuter")
-    neck_outer.Radius = NECK_OUTER_DIAMETER / 2
-    neck_outer.Height = NECK_HEIGHT
-    neck_outer.Placement.Base = Vector(0, 0, FLANGE_THICKNESS)
+    CAGE_THICKNESS = BALL_DIAMETER * 0.5
+    CAGE_INNER_RADIUS_EFFECTIVE = PCD_BALLS - CAGE_THICKNESS / 2
+    CAGE_OUTER_RADIUS_EFFECTIVE = PCD_BALLS + CAGE_THICKNESS / 2
 
-    neck_inner = doc.addObject("Part::Cylinder", "NeckInner")
-    neck_inner.Radius = BORE_INNER_DIAMETER / 2
-    neck_inner.Height = NECK_HEIGHT
-    neck_inner.Placement.Base = Vector(0, 0, FLANGE_THICKNESS)
+    cage_base_outer = doc.addObject("Part::Cylinder", "Cage_BodyOuter")
+    cage_base_outer.Radius = CAGE_OUTER_RADIUS_EFFECTIVE
+    cage_base_outer.Height = BEARING_WIDTH
+    cage_base_outer.Placement.Base = Vector(0, 0, 0)
 
-    neck_hollow = doc.addObject("Part::Cut", "HollowNeck")
-    neck_hollow.Base = neck_outer
-    neck_hollow.Tool = neck_inner
+    cage_base_inner = doc.addObject("Part::Cylinder", "Cage_BodyInner")
+    cage_base_inner.Radius = CAGE_INNER_RADIUS_EFFECTIVE
+    cage_base_inner.Height = BEARING_WIDTH
+    cage_base_inner.Placement.Base = Vector(0, 0, 0)
 
-    fused = doc.addObject("Part::Fuse", "FlangeAndNeck")
-    fused.Base = bore_cut
-    fused.Tool = neck_hollow
+    cage_ring = doc.addObject("Part::Cut", "Cage_RingBase")
+    cage_ring.Base = cage_base_outer
+    cage_ring.Tool = cage_base_inner
 
-    current_shape = fused
-    bolt_radius = BOLT_HOLE_DIAMETER / 2
-    bolt_circle_radius = PCD / 2
+    current_cage_shape = cage_ring
 
-    for i in range(NUM_BOLT_HOLES):
-        angle_deg = 360 * i / NUM_BOLT_HOLES
+    for i in range(NUMBER_OF_BALLS):
+        angle_deg = 360 * i / NUMBER_OF_BALLS
         angle_rad = math.radians(angle_deg)
-        x = bolt_circle_radius * math.cos(angle_rad)
-        y = bolt_circle_radius * math.sin(angle_rad)
-
-        hole = doc.addObject("Part::Cylinder", f"BoltHole_{i+1:02d}")
-        hole.Radius = bolt_radius
-        hole.Height = total_height
-        hole.Placement.Base = Vector(x, y, 0)
-
-        cut = doc.addObject("Part::Cut", f"Cut_Bolt_{i+1:02d}")
-        cut.Base = current_shape
-        cut.Tool = hole
-        current_shape = cut
-
+        x = PCD_BALLS * math.cos(angle_rad)
+        y = PCD_BALLS * math.sin(angle_rad)
+
+        pocket_radius = BALL_RADIUS * 1.05
+        pocket_height = BEARING_WIDTH * 1.1
+        
+        ball_pocket = doc.addObject("Part::Cylinder", f"CagePocket_{i+1:02d}")
+        ball_pocket.Radius = pocket_radius
+        ball_pocket.Height = pocket_height
+        ball_pocket.Placement.Base = Vector(x, y, (BEARING_WIDTH - pocket_height) / 2)
+
+        cut_cage = doc.addObject("Part::Cut", f"Cage_Slotted_{i+1:02d}")
+        cut_cage.Base = current_cage_shape
+        cut_cage.Tool = ball_pocket
+        current_cage_shape = cut_cage
+    
     doc.recompute()
     Gui.activeDocument().activeView().viewAxometric()
     Gui.SendMsgToActiveView("ViewFit")
@@ -74,7 +106,7 @@ def createFlangeAssembly():
     return doc
 
 if __name__ == "__main__":
-    createFlangeAssembly()
+    createBearing()
 
 
 import FreeCADGui