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Creo simulate Fastener measure output

NR_10501208
7-Bedrock

Creo simulate Fastener measure output

I have created a fastener in an assembly and ran the static analysis. I got the output of the shear force and Axial force as follows. 

     Fastener1_axial_stress:      3.026563e+03
     Fastener1_bending_moment:    8.841788e+06
     Fastener1_bending_stress:    6.871864e+03
     Fastener1_shear_force:       1.125990e+05
     Fastener1_shear_stress:      2.579097e+02
     Fastener1_torsion_moment:    7.846665e+02
     Fastener1_torsion_stress:    3.049226e-01

Fastener shear force value I want to know which plane force is that. If we do beam or spring approach we get the Shear in Plane 1 and Plane 2. But here shear force on the fastener is only one value. How to understand this ?

 

 

ACCEPTED SOLUTION

Accepted Solutions

"...The fix separation option for the fastener is preventing the parts from
separating at locations where they should separate. Hence, the results
for this analysis may be inaccurate. You should turn off the fix separation
option for the fastener and, if desired, introduce a contact interface
between the parts that are connected by the fastener..."

 

-> I have tested a lot: without contacts the bolt forces are not ok...

View solution in original post

8 REPLIES 8

"...The fix separation option for the fastener is preventing the parts from
separating at locations where they should separate. Hence, the results
for this analysis may be inaccurate. You should turn off the fix separation
option for the fastener and, if desired, introduce a contact interface
between the parts that are connected by the fastener..."

 

-> I have tested a lot: without contacts the bolt forces are not ok...

Yes, I understand. But in my case, I have only one shear force in the results, Is that value the resultant shear force of plane 1 and plane 2?

 

example attached (zip)

2023-05-23.png

2023-05-23_bolt.png

So is it calculating at the COC or close to which point? From your snapshot I understand that it is on the middle of the top abutment. Am I correct?

yes, in my case:

2023-05-23_nofix.png

I used your model and ran contact analysis for the same deck you prepared. It took many hours

my text (german/english) for this attached

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