Esempio n. 1
0
        protected override Body GetCappingBody()
        {
            Point startOuter  = StartCone.WrapPoint(0, GearData.AddendumRadius * internalGearODScale);
            Point endOuter    = EndCone.WrapPoint(0, GearData.AddendumRadius * internalGearODScale);
            Point startKnee   = StartCone.WrapPoint(0, -(1 + BevelKneeRatio) * GearData.Module);
            Point endKnee     = EndCone.WrapPoint(0, -(1 + BevelKneeRatio) * GearData.Module);
            Point startCenter = Axis.ProjectPoint(startKnee).Point;
            Point endCenter   = Axis.ProjectPoint(endKnee).Point;

            IList <ITrimmedCurve> cappingProfile = new Point[] { startCenter, startKnee, startOuter, endOuter, endKnee, endCenter }.AsPolygon();
            IList <ITrimmedCurve> revolvePath = new ITrimmedCurve[] { CurveSegment.Create(Circle.Create(StartFrame, 1)) };

            Body cappingBody = null;

            try {
                cappingBody = Body.SweepProfile(Plane.PlaneZX, cappingProfile, revolvePath);
            }
            catch {
                foreach (ITrimmedCurve curve in cappingProfile)
                {
                    DesignCurve.Create(Part, curve);
                }
            }

            return(cappingBody);
        }
Esempio n. 2
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        protected override void CreateAlignmentBodies(out Body addendumBody, out Body dedendumBody)
        {
            addendumBody = ShapeHelper.CreatePolygon(new Point[] {
                StartCone.WrapPoint(GearData.PitchAngle, GearData.AddendumRadius - GearData.PitchRadius),
                StartCone.WrapPoint(GearData.PitchAngle, 0),
                EndCone.WrapPoint(GearData.PitchAngle, 0),
                EndCone.WrapPoint(GearData.PitchAngle, EndScale * (GearData.AddendumRadius - GearData.PitchRadius))
            }, 0);

            dedendumBody = ShapeHelper.CreatePolygon(new Point[] {
                StartCone.WrapPoint(0, GearData.BaseRadius - GearData.PitchRadius),
                StartCone.WrapPoint(0, 0),
                EndCone.WrapPoint(0, 0),
                EndCone.WrapPoint(0, EndScale * (GearData.BaseRadius - GearData.PitchRadius))
            }, 0);
        }
Esempio n. 3
0
        protected override Body GetCappingBody()
        {
            Point startOuter  = StartCone.WrapPoint(0, GearData.AddendumRadius * internalGearODScale);
            Point endOuter    = EndCone.WrapPoint(0, GearData.AddendumRadius * internalGearODScale);
            Point startKnee   = StartCone.WrapPoint(0, -(1 + HypoidKneeRatio) * GearData.Module * StartCone.Radius / A);
            Point endKnee     = EndCone.WrapPoint(0, -(1 + HypoidKneeRatio) * GearData.Module * EndCone.Radius / A);
            Point startCenter = Axis.ProjectPoint(startKnee).Point;
            Point endCenter   = Axis.ProjectPoint(endKnee).Point;

            CurveSegment startLine = CurveSegment.Create(startKnee, startOuter);
            CurveSegment endLine   = CurveSegment.Create(endKnee, endOuter);
            ICollection <IntPoint <CurveEvaluation, CurveEvaluation> > intersections = startLine.IntersectCurve(endLine);

            IList <ITrimmedCurve> cappingProfile;

            if (intersections.Count > 0)
            {
                Point middlePoint = intersections.First().Point;
                cappingProfile = new Point[] { startCenter, startKnee, middlePoint, endKnee, endCenter }.AsPolygon();
            }
            else
            {
                cappingProfile = new Point[] { startCenter, startKnee, startOuter, endOuter, endKnee, endCenter }
            }.AsPolygon();