P14042 Una CrutchRIT MSD

Simulation of Adjustment_ShaftDate: Wednesday, December 11, 2013Designer: P14042 Una CrutchStudy name: Study 1Analysis type: Static

Table of ContentsDescription...............................................1Assumptions.............................................2Model Information.....................................2Study Properties.......................................3Units.........................................................3Material Properties...................................4Loads and Fixtures...................................5Mesh Information......................................6Resultant Forces.......................................7Study Results............................................8Conclusion..............................................12

DescriptionThis report details a Static Finite Element Analysis for the Adjustment Shaft on the Una Crutch.

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 1

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

AssumptionsComments:The sum of the forces equals zero and neglecting friction at the top and base of the part.

Model Information

Model name: Adjustment_Shaft

Current Configuration: Default

Solid BodiesDocument Name and

Reference Treated As Volumetric Properties Document Path/Date Modified

Cut-Extrude1

Solid Body

Mass:0.116713 kgVolume:4.32272e-005

m^3Density:2700 kg/m^3

Weight:1.14379 N

F:\RIT 2013-14\Fall Semister\MSD 1\

new_MSD 1\public\CAD\NA\

Adjustment_Shaft.SLDPRT

Dec 11 10:57:34 2013

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 2

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Study PropertiesStudy name Study 1Analysis type StaticMesh type Solid MeshThermal Effect: OnThermal option Include temperature loadsZero strain temperature 298 KelvinInclude fluid pressure effects from SolidWorks Flow Simulation

Off

Solver type FFEPlusInplane Effect: OffSoft Spring: OffInertial Relief: OffIncompatible bonding options AutomaticLarge displacement OffCompute free body forces OnFriction OffUse Adaptive Method: OffResult folder SolidWorks document (F:\RIT 2013-14\Fall

Semister\MSD 1\new_MSD 1\public\CAD\NA)

UnitsUnit system: SI (MKS)Length/Displacement mmTemperature KelvinAngular velocity Rad/secPressure/Stress N/m^2

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 3

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Material PropertiesModel Reference Properties Components

Name: 6061-T6 (SS)Model type: Linear Elastic

IsotropicDefault failure

criterion:Max von Mises Stress

Yield strength: 2.75e+008 N/m^2Tensile strength: 3.1e+008 N/m^2Elastic modulus: 6.9e+010 N/m^2Poisson's ratio: 0.33

Mass density: 2700 kg/m^3Shear modulus: 2.6e+010 N/m^2

Thermal expansion

coefficient:

2.4e-005 /Kelvin

SolidBody 1(Cut-Extrude1)(Adjustment_Shaft)

Curve Data:N/A

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 4

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Loads and FixturesFixture name Fixture Image Fixture Details

Fixed-2

Entities: 1 face(s)Type: Fixed Geometry

Resultant ForcesComponents X Y Z Resultant

Reaction force(N) -0.485173 13.9479 0.0297889 13.9564Reaction

Moment(N·m) 0 0 0 0

Roller/Slider-2

Entities: 1 face(s)Type: Roller/Slider

Resultant ForcesComponents X Y Z Resultant

Reaction force(N) -0.000100126 -14.1061 -1.29895e-005 14.1061Reaction

Moment(N·m) 0 0 0 0

Load name Load Image Load Details

Force-1

Entities: 1 face(s)Type: Apply normal force

Value: 300 lbf

Comments:Load is transmitted to button/hole. Pin at base of shaft and roller at top of shaft.

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 5

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Mesh InformationMesh type Solid MeshMesher Used: Standard meshAutomatic Transition: OffInclude Mesh Auto Loops: OffJacobian points 4 PointsElement Size 0.186848 inTolerance 0.00934241 inMesh Quality High

Mesh Information - DetailsTotal Nodes 6360Total Elements 3303Maximum Aspect Ratio 5.1965% of elements with Aspect Ratio < 3 97.9% of elements with Aspect Ratio > 10 0% of distorted elements(Jacobian) 0Time to complete mesh(hh;mm;ss): 00:00:03Computer name: ME-HP21

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 6

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Resultant ForcesReaction ForcesSelection set Units Sum X Sum Y Sum Z Resultant

Entire Model N -0.485273 -0.158214 0.0297759 0.511281

Reaction MomentsSelection set Units Sum X Sum Y Sum Z Resultant

Entire Model N·m 0 0 0 0

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 7

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Study Results

Name Type Min MaxStress1 VON: von Mises Stress 3500.96 N/m^2

Node: 46942.06726e+007 N/m^2Node: 5266

Adjustment_Shaft-Study 1-Stress-Stress1

Name Type Min MaxDisplacement1 URES: Resultant Displacement 0 mm

Node: 1720.0156841 mmNode: 161

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 8

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Name Type Min Max

Adjustment_Shaft-Study 1-Displacement-Displacement1

Name Type Min MaxStrain1 ESTRN: Equivalent Strain 2.18003e-008

Element: 22850.000172139Element: 1889

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 9

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Name Type Min Max

Adjustment_Shaft-Study 1-Strain-Strain1

Name Type Min MaxFactor of Safety1 Automatic 13.3026

Node: 526678550Node: 4694

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 10

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Name Type Min Max

Adjustment_Shaft-Study 1-Factor of Safety-Factor of Safety1

Name TypeDesign Insight1 Design Insight

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 11

P14042 Una CrutchRIT MSD P14042 Una Crutch

12/11/2013

Name Type

Adjustment_Shaft-Study 1-Design Insight-Design Insight1

ConclusionComments:FS of 13.3. The stresses and displacements are acceptable.

Analyzed with SolidWorks Simulation Simulation of Adjustment_Shaft 12