FSU-02 Spindle V2 (WIP)

FEA on spindle paused until loading calcs are redone

The Spindle

Model Version: 8.0

Material: AISI 4130 steel, annealed at 865C

Validation: June 16th 2023

By: Malcolm Park

Loading

Fx:

  • + Fx applied to the inner face of the threads

  • - Fx ignored because of how the hub loads to the spindle, force is applied to the upright

Fy & Fz:

  • Combined into resultant vectors

Moments:

  • None, because the spindle doesn’t rotate, bearings do

 

Loading Case #1:

Inner Hub to Spindle

0

2096.57

0

0

0

0

Spindle to Upright

0

2096.57

0

0

0

87.3221405

+ Fy inner hub to spindle

Loading Case #2:

Inner Hub to Spindle

-1080.4

9033.611119

1006.059421

0

0

0

Spindle to Upright

-1080.4

2160.8

1080.4

0

-48.261468

-211.65036

From outer hub: 6873.2132 N at angle of 89.3803 deg from horizontal

Loading Case #3:

Inner Hub to Spindle

0

-3314.273126

812.2088676

0

0

0

Spindle to Upright

759.92

1519.85

759.92

0

-29.3557096

275.4714165

 

 

Loading Case #4:

Inner Hub to Spindle

-1381.27

11549.30288

-1476.312957

0

0

0

Spindle to Upright

-1381.27

2762.55

-1381.27

0

53.3584601

-270.5903765

 

 

Loading Case #5:

Inner Hub to Spindle

0

-4237.277307

-904.6992139

0

0

0

Spindle to Upright

971.55

1943.1

-971.55

0

43.3991385

352.186875

 

 

Fixtures

Local Contact interaction between the spindle cap and the section of upright it rests against

Local Contact with inside face of the upright and section of spindle where upright rests

fix every outer face of the dummy upright

Mesh Refinement

 

 

Mesh Convergence & Results

Case #1: Rest

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Case #2: Forwards Left

Node Size

Max Stress

Location

Node Size

Max Stress

Location

 4 mm

 

 

 3.5 mm

 

 

 3 mm

 

 

 2.5 mm

 

 

 2 mm

 

 

Case #3: Backwards Left

Node Size

Max Stress

Location

Node Size

Max Stress

Location

 4 mm

 

 

 3.5 mm

 

 

 3 mm

 

 

 2.5 mm

 

 

 2 mm

 

 

Case #4: Forwards Right

Node Size

Max Stress

Location

Node Size

Max Stress

Location

 4 mm

 

 

 3.5 mm

 

 

 3 mm

 

 

 2.5 mm

 

 

 2 mm

 

 

Case #5: Forwards Left

Node Size

Max Stress

Location

Node Size

Max Stress

Location

 4 mm

 

 

 3.5 mm

 

 

 3 mm

 

 

 2.5 mm

 

 

 2 mm

 

 

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