Fasteners
Hi, Why are we allowed to create a preloaded fastener that has neither fix separation OR a contact region? (image1) The fastener is 'shrunk' (image3) but unsuprisingly, the forces are all zero when the...
View Articlemechanism - defining a ball joint swivel bearing connection
Has anyone tried to model a ball joint swivel bearing (e.g., http://www.mcmaster.com/#swivel-bearings/=r6dgr2)? I am trying to set up the connection and dynamic properties for this for a dynamics...
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Creating Degrees of Freedom in Weighted Link
In this simulation I have a large box that is simplified to a point at its center of gravity (blue point in image above). The box is tied down to the floor using the 4 vertical locating pins and 4...
View ArticleBonding two cylindrical surfaces
When I try to bond two cylindrical surfaces in which the 'parent' surface is divided into two regions, i only get bonded nodes at half of the interface. Does anyone know how to fix this issue? I use...
View ArticleCREO 2.0: Creating surface/volume regions in subcomponents of assembly
Whenever I try to add a surface or a volume region to a subcomponent of an assembly, it fails. In order to add the surface/volume region, I must open that part by itself and add the surface/volume...
View ArticleCreo Simulate 2.0 - AutoGEM button is gone
Hello Eeveryone. I am new to creo in general and have just started the PTC online training for Simulate. My boss has me working on a project and wants me to run some structual FEA on some parts. I was...
View ArticleSimulation of Thermal Expansion. [Please help...I am so frustrated]
Hi everyone, I am trying to simulate the thermal expansion of a cubic model under Global temperature load. My question is how to constraint the model so that expansion can be seen on EVERY surfaces?...
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Exclusion of a component
Hi all,happening to have one or more component of an assembly that you don't want include into the analysis because, for example, it is so much rigid respect the others. At the same time you don't want...
View ArticleFasteners on symmetry plane
Hi all,if I want to analyze an assembly with the symmetry constrain I need to "cut" the entire assembly before to enter in Mechanica.But if the cut is passing trough a hole where I want to put a screw...
View ArticleImpact Analysis / Drop Test Simulation
Hello everybody, I am trying to simulate a drop test of a headform & helmet in ProMechanica. I have actual acceleration and time readings from the accelerometers and material properties required...
View ArticleMultiple convection coefficients?
Does anyone know if its possible to simulate a steel plate that is subjected to a high convection coefficient and high bulk temp for the, say, first 4 - 5 seconds, and then subsequently be subjected to...
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Making a mirror part
Hi all,someone knows how I can obtain a "mirror part" without recourse to the feature "mirror part" that you can find in File menu? Because that feature is much convenient, but it creates a part where...
View ArticleLooking to download manikin library
Does anyone have a the manikin library I could download? Working on a project and need to have different manikin doing various tasks. Thank you.
View Article180° Cyclic Symmetry
Gurus, I've just been assisting a colleague (who's new to Mechanica) to set up an analysis. This analysis lends itself to cyclic symmetry, albeit only two-fold. He's successfully split the surfaces...
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Mapped Mesh on Fillet
I was wondering if anyone can tell me how to create a mapped mesh on the geometry highlighted in yellow. I used to have just a cylinder with no fillets. I used brick elements on the oter tube and wedge...
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MDO help
I need to calculate torque/force acting on the outer friction disc. The inner friction disc rotates alongwith the shaft and the outer friction disc only rotates when it comes in contact with the inner...
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Creo 1.0 Simulate Issue - "Model is insufficiently constrained"
Hi, I am trying to run a simple stress analysis on an assembly using a static analysis, but I keep getting the error: "The model is insufficiently constrained for the analysis. Please review the...
View ArticleCREO 2.0: Creating surface/volume regions in subcomponents of assembly
Whenever I try to add a surface or a volume region to a subcomponent of an assembly, it fails. In order to add the surface/volume region, I must open that part by itself and add the surface/volume...
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Simulating a Thread with a constraint
Hi, I am doing a simple pressure analysis on a pipe that is threaded on both ends. In the drawing, the thread is not modelled, it is only shown as a block. For my analysis, I am not considering the...
View ArticleValues of measures from load steps of non-linear analysis
Hi, I would like to export the values of the pre-defined measures for fasteners from the first load step in a non-linear analysis in Creo 2.0. The background is that I analyze many flanged assemblies...
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