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7/8/2014 Stress Analysis Report Stress Analysis Report Project Info (iProperties) Summary Author Arcady Project Part Number Exercise16 Designer Arcady Cost $0.00 Date Created 12/1/2008 Status Design Status WorkInProgress Custom Translation Standard STEP AP203 FileName ex1.STEP PreProcessor SolidWorks 2008 PostProcessor Build: 236a, Release: 2009 RTM - Date: Fri 02/22/2008 Sent Units MM Uncertainty 0.00 Physical Material Generic Density 1 g/cm^3 Mass 2.41236 kg Area 542834 mm^2 Volume 2412360 mm^3 Center of Gravity x=-79.0475 mm y=-349.98 mm z=1146.3 mm Note: Physical values could be different from Physical values used by FEA reported below. Simulation:1 Analyzed File: cover.ipt Autodesk Inventor Version: 2013 (Build 170138000, 138) Creation Date: 7/8/2014, 10:36 AM Simulation Author: Eng.walid Elsibai Emil [email protected]

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7/8/2014 Stress Analysis Report

Stress Analysis Report

Project Info (iProperties)

Summary

Author Arcady

Project

Part Number Exercise16

Designer Arcady

Cost $0.00

Date Created 12/1/2008

Status

Design Status WorkInProgress

Custom

Translation Standard STEP AP203

FileName ex1.STEP

PreProcessor SolidWorks 2008

PostProcessor Build: 236a, Release: 2009 RTM - Date: Fri 02/22/2008

Sent Units MM

Uncertainty 0.00

Physical

Material Generic

Density 1 g/cm^3

Mass 2.41236 kg

Area 542834 mm^2

Volume 2412360 mm^3

Center of Gravityx=-79.0475 mmy=-349.98 mmz=1146.3 mm

Note: Physical values could be different from Physical values used by FEA reported below.

Simulation:1

Analyzed File: cover.ipt

Autodesk Inventor Version: 2013 (Build 170138000, 138)

Creation Date: 7/8/2014, 10:36 AM

Simulation Author: Eng.walid Elsibai

Emil [email protected]

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General objective and settings:

Design Objective Single Point

Simulation Type Static Analysis

Last Modification Date 7/8/2014, 10:33 AM

Detect and Eliminate Rigid Body Modes No

Mesh settings:

Avg. Element Size (fraction of model diameter) 0.1

Min. Element Size (fraction of avg. size) 0.2

Grading Factor 1.5

Max. Turn Angle 60 deg

Create Curved Mesh Elements Yes

Material(s)

Name Polystyrene

General

Mass Density 1.021 g/cm^3

Yield Strength 43.4 MPa

Ultimate Tensile Strength 44.8 MPa

Stress

Young's Modulus 3.2 GPa

Poisson's Ratio 0.353 ul

Shear Modulus 1.18256 GPa

Stress Thermal

Expansion Coefficient 0.0000765 ul/c

Thermal Conductivity 0.22 W/( m K )

Specific Heat 2144 J/( kg c )

Part Name(s) Exercise16

Operating conditions

Results

Reaction Force and Moment on Constraints

Constraint NameReaction Force Reaction Moment

Magnitude Component (X,Y,Z) Magnitude Component (X,Y,Z)

Frictionless Constraint:1 1903570 N

0 N

285878 N m

272098 N m

1903570 N 0 N m

0 N -87687.6 N m

Frictionless Constraint:2 14413400 N

0 N

293458 N m

289561 N m

14413400 N 0 N m

0 N 47666.3 N m

Fixed Constraint:1 5788410 N

0 N

14599 N m

4453.84 N m

5788410 N 0 N m

0 N -13903 N m

Result Summary

Name Minimum Maximum

Volume 2412360 mm^3

Mass 2.46302 kg

Von Mises Stress 0.000146466 MPa 10789.8 MPa

1st Principal Stress -2019.74 MPa 12530.4 MPa

3rd Principal Stress -10793.6 MPa 4819.52 MPa

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Displacement 0 mm 248.987 mm

Safety Factor 0.00402231 ul 15 ul

Stress XX -9117.34 MPa 8760.49 MPa

Stress XY -2712.21 MPa 2117.85 MPa

Stress XZ -3700.42 MPa 3325.66 MPa

Stress YY -5531.96 MPa 11471.7 MPa

Stress YZ -2357.64 MPa 3319.19 MPa

Stress ZZ -8453.96 MPa 9206.03 MPa

X Displacement -22.013 mm 26.8818 mm

Y Displacement -248.94 mm 5.28148 mm

Z Displacement -75.1955 mm 20.2757 mm

Equivalent Strain 0.0000000413003 ul 3.12294 ul

1st Principal Strain -0.0129779 ul 3.49201 ul

3rd Principal Strain -2.97177 ul 0.0000746007 ul

Strain XX -2.26303 ul 1.83052 ul

Strain XY -1.14675 ul 0.895453 ul

Strain XZ -1.56458 ul 1.40613 ul

Strain YY -1.94981 ul 3.04436 ul

Strain YZ -0.996838 ul 1.4034 ul

Strain ZZ -1.95664 ul 1.98989 ul

Figures

Von Mises Stress

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1st Principal Stress

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3rd Principal Stress

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Displacement

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Safety Factor

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Stress XX

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Stress XY

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Stress XZ

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Stress YY

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Stress YZ

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Stress ZZ

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X Displacement

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Y Displacement

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Z Displacement

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Equivalent Strain

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1st Principal Strain

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3rd Principal Strain

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Strain XX

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Strain XY

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Strain XZ

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Strain YY

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Strain YZ

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Strain ZZ

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D:\Engineering\skills\CNC inventor cam\book\Exercises\Exercise16.ipt