Getting Started with Dynamic Simulation M.S. · PDF fileGetting Started with Dynamic...
Transcript of Getting Started with Dynamic Simulation M.S. · PDF fileGetting Started with Dynamic...
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Rajeevlochana C.G.M.S. (Research)
Member ofAutodesk Developer
Network (ADN)
February 18, 2013
Mechanical Engineering DepartmentIndian Institute of Technology Delhi
New Delhi, India
Getting Started with Dynamic Simulation in Autodesk Inventor
A Session on “We Learn Dynamics” (WeLD)
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Contents
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IntroductionMechanismsKinematicsDynamics
Autodesk InventorPart ModelingAssembly ModelingDynamic Simulation Module
Use in ResearchResources
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Mechanisms (Machines)
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Moving PartsJointsDegrees of Freedom (DOF)
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Kinematics
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Forward Kinematics
Unique and straight forward solution
Inverse Kinematics
Multiple solutions.
Solving is comparatively complex
Study of motion of links without considering the forces
Join
t Val
ue
Part
Con
fig.Forward Kinematics
Inverse Kinematics
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Dynamics
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Forward Dynamics
Inversion of Matrix
Simulation requires ODE solution
Inverse DynamicsStudy of forces and moments causing the motion of links
Inverse Dynamics
Join
t Acc
l.
Forward Dynamics
Join
t Fo
rce
Straight forward
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Autodesk Inventor
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3D Mechanical CAD Software (1999 V1- 2013)Developed by Autodesk Inc. (USA)Similar Software:
SolidWorks (Dassault)SolidEdge (Seimens PLM)
Features:Part ModelingAssembly ModelingDynamic SimulationStress Analysis…
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Part Modeling
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Create SketchFeature Based Modeling:
ExtrudeRevolve Sweep…
Result: 3D SolidMassInertiaCenter of Mass
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Assembly Modeling
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Place (Import) PartsDefine Assembly Constraints (Geometric):
MateSurfaces
PlanarCylindricalSpherical
GeometryEdge (Linear/ Circular)Point
Insert (Revolute): Circular EdgesTangent : SurfacesAngle: (Surfaces/Edges)
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Dynamic Simulation Module
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Fully IntegratedConverts Constraints to Joints (Mechanical)
Verify
Motion (Kinematic) SimulationDefine Joint Rotation: SimulatePlots
Dynamic SimulationDefine Gravity: SimulateFree-fall: Simulate
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Examples
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Demos
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Other Features
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Export Graph Plots to MS Excel, CSVRecord Video
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Use in Research (Mechatronics Lab)
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CAD Modeling: Haptic Device RP Model
Design of 6DOF Motion Platform
Video
Majid Koul and Dmitri Rabinowitz(Rice Univ. USA)
Raghav Bhagat and Siddharth Choudhury (BTP)
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Use in Research (Mechatronics Lab)
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CAD Modeling: Exo-Skeleton
Prof. S. Mukherjee and Team
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Use in Research (Mechatronics Lab)
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Application Programming Interface (API)Extraction of DH Parameters of Serial Robot
Video
Rajeevlochana C.G., M.S (Research)
Addin inside Autodesk Inventor RoboAnalyzer (http://www.roboanalyzer.com
Video
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Use in Research (Mechatronics Lab)
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Application Programming Interface (API)Collision Detection of Cylinders
Video Rajeevlochana C.G., M.S (Research)
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Resources
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Software: Free for Academic Use*http://students.autodesk.com
TutorialsYoutube and http://students.autodesk.com
Inventor Assembly Modelshttp://www.ar-cad.com/in-motion/examples.html
General CAD Models (Must See!!!)http://www.GrabCAD.com
Inventor API Tutorialshttp://www.smallguru.com
*Please review License Agreement Carefully
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Thank You
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Autodesk India Pvt. LtdFree ‘ADN’ Membership
Members of Mechatronics LabMutual help in learning Autodesk Inventor
Prof. S.K. Saha and WeLD TeamFor giving this opportunity