Tài liệu Guide Block – 3-D Stress Analysis Pro/ENGINEER and Pro/MECHANICA docx

ME-430 INTRODUCTION TO COMPUTER AIDED DESIGN Guide Block – 3-D Stress Analysis Pro/ENGINEER and Pro/MECHANICA By: Dr Herli Surjanhata PREPARING THE MODEL Before beginning this problem, create a separate folder on your computer for this job Download the file and put it in this directory Set Pro/E working directory to this folder Open the guide block Click to open guide_block.prt Make sure the units is millimeter Newton Second by selecting Edit -> Setup -> Units Click Close in the Units Manager dialog box Done The part to be analyzed is shown below: Assign steel material in part mode – the material will be carried over for structural or thermal analysis From Edit pull-down menu, select Setup Select Material The Materials dialog box appears Pick steel.mtl on the left column, and to move it click to Materials in Model box Double STEEL or to edit the click current material Be sure the Units are in millimeterNewton-second (mmNs) as shown in the dialog box located on the left Click OK Click on Thermal tab, and the units are in mmNs as shown in the figure on the left OK OK to close the Materials dialog box ENTER Pro/MECHANICA STRUCTURE AND ASSIGN MATERIAL PROPERTIES, DEFINE LOADS, AND APPLY CONSTRAINTS Applications -> Mechanica Make sure the units are correct Click Continue Click OK to accept Structure Mode to assign the selected material to Select the plate model The Material Assignment dialog box appears Be sure that STEEL is display under Material box Click OK to close the Material Assignment dialog box Apply 890 Newtons (200 lbf) in the negative Z-direction on the inner surface of the hole as shown below Apply the second load of 890 N to this surface Click Click the inner cylindrical surface of the hole mentioned above Click OK Enter the information as shown below Enter -890 N force for Zcomponent Click Preview OK Create fixed constraints to the bottom and outer left surface of the guide block Click Pick the surfaces as shown below for fixed constraint Be sure that translation X- , Yand Z-direction is fixed Keep the default setting (fixed) for the rotational constraints Note that for 3-D solid elements, there are only three translational constraints per node Rotational constraints have no effect in the computation 10 When the run is completed, click Close REVIEW THE RESULTS Click Create the von Mises stress result window 18 Enter the name vm Type Von Mises Stress Fringe Plot under Title Click Display Options tab 19 Check Continuous Tone, Deformed Keep Show Loads and Show Constraints checked Click OK and Show Change the background color to white Format -> Result Window… 20 ... Thermal tab, and the units are in mmNs as shown in the figure on the left OK OK to close the Materials dialog box ENTER Pro/MECHANICA STRUCTURE AND ASSIGN MATERIAL PROPERTIES, DEFINE LOADS, AND APPLY... fixed constraints to the bottom and outer left surface of the guide block Click Pick the surfaces as shown below for fixed constraint Be sure that translation X- , Yand Z-direction is fixed Keep... this option, the engine runs the analysis at a polynomial order of You can then check stress and deformation results for structural analyses, or temperature gradient and flux results for thermal