Week 4-1D Element Creation Challenge

#4 Week Challenge-Hypermesh for FEA plastic and Plastic Applications

1.Mesh the Given component with the Size of 5 Units.

A.Task: Import the geometry

1. Click on the import from the main menu bar and select import geometry.
2. Click on the import then the geometry appears on the display.
3. The below image is the geometry imported.

Task-To Create mid-surface.

1. Click on the geometry in the menu bar
2. Click on the mid-surface.
3. Click on the surface and select the upper bracket and name it as bracket-1
4. Similarly do it for the other bracket and name it as bracket-2.
5. The below image is after creating the mid-surfaces.

Task:To create washers on the geometry surface.

1. Click on the quick edit in the geometry menu bar.
2. Click on the "washer split" and select the circular sections on the geometry.
3. Click create the result is displayed as following.

Task:To create mesh on the surface,

1. Click on the 2D from the menu bar.
2. Click on the "automesh" and enter the element size as 5
3. select the mesh type as "quads".
4. Click create and the mesh forms on the geometry of the geometry surface.

Task: Create the properties & materials,

1. On the tab bar give the right click.
2. Click on the create and select property.
3. Create the properties and assign them the specific type of material and other details like thickness .
4. Right click on the tab bar and select create.
5. Create material and specify it as steel.

a. Rod element:- Translational DOF should be Constrained with RBE2 link,

1. Click on the 1D from the menu bar.
2. Select the rigids on the menu
3. Set element type to RBE2.
4. Select the circular nodes and create the RBE2 as shown.
5. Click on the rods in the 1D menu and select nodes of the RBE2 links.
6. Constrain the degrees of freedom for translational.
7. Click on the create and now the rod appears on the screen between the RBE2 links.

Task:Cross-Section BOX,

1. Click on trhe hyperbeam in the 1D menu bar.
2. Click on the standard section,select the "optistruct" and in element section select the BOX.
3. Click on create,will be redirected to the hyperbeam view mode.
4. The box will be created and seen.
5. Enter the dimensions as,

   Dimension a= 12 mm

   Dimension b=10 mm

   Thickness t= 0.75 mm

Task:Creating box section on the rod element,

1. Click on the model view and click on the rods in the 1D menu.
2. Click on the rod property created in the tab bar and enter the card image as "Prod".
3. Specify the material type as steel,and beam section as Box created in the hyperbeam.
4. Click on the rods in the 1d geometry and select update.
5. Give the update properties i.e., box.
6. In the menu bar select the 1D element representation,the box can be seen.

b. Beam element:- All DOF should be constrained with RBE3 link

1. Click on the RBE3 in the 1D menu.
2. Click on the nodes and create the RBE3 on the top and bottom brackets.
3. Click on the bars and select the nodes,click on create and select the element type as "CBeam".
4. Constrain all the degrees of freedom.
5. Click on create,now you can see the beam element created between the RBE3 nodes.

Task:Cross-Section I Section,

1. Click on the hyperbeam view.
2. Click on the "standard section" and select the element type as "I section".
3. Click on create,will be redirected to the hyperbeam view.
4. Click on the I section rename it as beam and give the dimensions prescribed,

   Dimension a= 8 mm

   Dimension b= 10 mm

   Dimension c= 8.5 mm

   Thickness t1= 0.75 mm

   Thickness t2= .6 mm

   Thickness t3= .6 mm

Task:Create I section on the beam element,

1. Click on the model view and update the property of beam for material as steel.
2. Card image has to be set for "Pbeam" and beam section as beam.
3. Click on bars in the 1D menu.
4. Click on update and select the element type as beam,property as beam and click on update.
5. Click on the 1D element detailed representation.

c. Bar element:- Constrain only x and y DOFs With RBE3 link.

1. Click on the RBE3 in the 1D menu.
2. Click on the nodes and create the RBE3 on the top and bottom brackets.
3. Click on the bars and select the nodes,click on create and select the element type as "CBar".
4. Constrain the degrees of freedom for only x,y .
5. Click on create,now you can see the bar element created between the RBE3 nodes.

Task:Cross-section X section,

1. Click on the hyperbeam view.
2. Click on the "standard" section and select the element type as cross(X) section.
3. Click on create,will be redirected to the hyperbeam view.
4. Click on the X section rename it as bar and give the dimensions prescribed,

   Dimension DIM1= 5 mm

   Thickness DIM2= 1.2 mm

   Dimension DIM3= 10 mm

   Thickness DIM4= 1.2mm

Task: Create X section on bar element,

1. Click on the model view and update the property of bar for material as steel.
2. Card image has to be set for "Pbar" and bar section as bar.
3. Click on bars in the 1D menu.
4. Click on update and select the element type as bar,property as bar and click on update.
5. Click on the "1D element detailed representation".

d. & e. Apply the mass of magnitude 10 with the RBE2 link.

1. Click on the 1d menu and select the rigids and create the nodes create the RBE2 link on the d,e holes of the brackets.
2. Click on the masses from the 1D menu.
3. Enter the mass value as "10", mass type as "Cmass1" ,select the RBE2 links either sides click on apply.
4. You can the masses created at the RBE2 links as below.

f.Task -Join the two components with Spring elements ,

1. Click on the 1D in the menu bar.
2. Click on the "springs".
3. Select the nodes at the either edges of the bracket and select the element type as "HMspring".
4. Click on create , do it at the both edges of the brackets, result will be as shown in image.

OUTPUT:

This is the final output of all the tasks, click on 1D Detailed Element Respresentation.