Advanced Electrodes

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Cimatron E 7.1

Advanced Electrodes Tutorial


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Advanced Electrodes

2 Advanced Electrodes Tutorial Cimatron E 7.1

Attachment

Extract

Click on the Electrode Setup icon.

Click on the Open File icon and select the Guard.elt part (located in the \\Tutorial Work Files \ Data ToSteel directory) from the Cimatron E Explorer.

In the Wizard check the Create New folder checkbox and click OK in the Wizard.


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Cimatron E 7.1 Advanced Electrodes Tutorial 3

The folder location is chosen through the Browse folder button .

A new folder has now been created in the Cimatron E Explorer.

Select Extract Electrode from the Electrode guide on the right hand side of the screen, to create a newelectrode.

Click on the area shown here.


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Edit the rectangle so it appears over the part, as follows:

Click the Middle Mouse Button to attach the faces to the electrode.

Click the Fit To Selection icon in the Feature Guide.

Set the parameters as they appear below and press OK in the Feature Guide.


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Electrode TreeThe electrode now appears in the Electrode Tree.

Activate the electrode by clicking on the Activate Electrode icon and then on the burning area faces (or viceversa).

OR double click on the electrode in the Electrode Tree.

Hide the Part.

The Electrode burning area faces appear below:


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Blank & Electrode UCS

Size

Set the blanks wire bodies properties as shown here.

Click on the Blank icon in the Electrode Guide.

Change the Blank Height to 121.5 . (You may need to set the last toggle button to theFree Value: Allowance for example, to enable the Blank Height option.)

Set the Clearance to 30 .

Click OK in the Feature Guide to complete the operation .

Toggle the Free Blank Size option to Use Blank Library and click on Edit Parameters.

Select the Blank highlighted, from the library:


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Change the Base type to Stepped Base and set the parameters as shown.

Press on the expansion arrow to the right of the Blank Height option, to show the Clearance distance.


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Electrode UCS

Click on the Electrode UCS icon in the Electrode Guide.

Click on the point marked below:

Click OK in the Feature Guide.

The Electrode UCS is used as the reference point for the electrode in drafting and report applications.


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Contour

Click on the Contour icon in the Electrode Guide.

Pick the first and last edges, along the burning area faces, as shown below:

Select OK from the Feature Guide.


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Extension

Minimum Distance

Click on the Extension icon in the Electrode Guide.

Change the Tangent option to Direction and the Length Option to Minimum Distance .

Assign a value of 3 for the Minimum Distance.

Clicking on the arrows in the Minimum Distance dialog will give a preview of the final result.

Click Apply in the Feature Guide.


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To Blank

Cimatron E has automatically picked the next contour to extend.

Change the Minimum Distance option to To Blank .

Click on the Step icon and set the Simple Step size to 1.5 .

Press OK in the Feature Guide.


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Holder

Click on the Holder icon in the Electrode Guide.

From the Cimatron E Explorer, select the Holder 3.elt file (located in the \\Tutorial Work Files \ Data ToSteel \ Holders directory).

The Holder is automatically placed on the Electrode UCS.

Click OK in the Holder Feature Guide.


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Edit the blank and toggle the Wire Frame option to .


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Template

Save TemplateA template of the features used in this electrode will now be created.

Select Electrode/Save As Template from the main menu bar.

Save as Tutorial 2 under the \\Cimatron\CimatronE\Data\Templates directory.


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Load Template

Activate the Assembly.

OR double click on the Part in the Electrode Tree.

Show the Guard part.

Extract the second electrode, using the Fit To Selection option, shown below:

As with the first electrode, click on Extract Electrode icon from the Electrode guide on the right hand side of thescreen and then click on the part to extract a new electrode.


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Activate the electrode and create a blank with a Blank Height of 44 and a Base Height of 21 .

Choose the Stepped Base option, and set the following parameters:

Press OK in the Feature Guide.

Create an Electrode UCS in the middle of the blank.

Click on the Auto Contour icon in the Electrode Guide.

The following contour is automatically created:

Now within the Extension step, change the No Template option to Apply Template .

Click on Change Template and select the file Tutorial 2.etp from the Load Template dialog.

Move the cursor over the Change Template button and notice the current templates name.


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Click OK in the Feature Guide .

Click OK when receiving the two messages shown here.

It can be seen that the holder is not appropriate for the electrode

Delete the holder, click on the Holder icon and from the Cimatron E Explorer select the Holder 4.elt file(located in the \\Tutorial Work Files \ Data to Steel \ Holders directory).


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The second electrode has now been created.


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Electrode Options

Blank

Hide the first two electrodes and extract the electrode below:


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Click here for tips on extracting the electrode.

Select the two faces seen below:


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Select the middle mouse button to attach these faces.

Verify the 'burn faces selection box' is active and click on the Fit To Selection icon.

Notice the faces below have also been selected:

Press SHIFT and drag a rectangle around these faces to de-select the faces.

Attach the yellow faces to the electrode. via the middle mouse button


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Click OK in the Feature Guide .

Create the following blank, using a Stepped Base , with a blank height of 80 and a clearance of 30 .

Create an Electrode UCS in the middle of the base.


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Extension 1

As there is more than one contour to be chosen, the standard contour tool will be used to produce the contours.

Use the Along Open Edges option during contour creation.

Create a contour and set the parameters of the extension shown as follows:

Click on the Filler Face icon and press OK in the Feature Guide.


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Extension 3

On the middle extension, use the Auto Contour function and create a tangential extension with aMinimum Distance of 1.

Select Apply and add an extension to the same point shown in the last step.

Select Apply and extend the middle extension To Blank .


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Click on the Step icon , and set the following parameters:

It can be seen the extension does not fit the blank size selected.

Edit the Blank . Change the Stepped Base option to Base and edit the Blank parameters as follows:


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Finally add the Holder 5.elt file (located in the \\Tutorial Work Files \ Data to Steel \ Holders directory).


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Add Electrode

Creation

Create the following electrode:

Create the Blank (suitable for Holder 6.elt located in the \\Tutorial Work Files \ Data to Steel \ Holdersdirectory) and Electrode UCS for the electrode.


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Open the Holder 6.elt file and measure the relevant dimensions, in order to determine which blankparameters to set.

Click an the Auto Contour button and create the first extension, with a filler face, using the followingparameters:

Create the second extension with a simple step of 1.5 .


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Right click on the Blank Feature in the Features Tree and select Re-Center.


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Add the Holder 6.elt file.


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Connect

Activate the Assembly.

Right click on the Guard-Electrode-EI-004 electrode in the Electrode Tree, and select Add Location .

This operation can be carried out by marking the electrode in the Object Tree and selecting Electrode/AddLocation .

Using the default Place by pick option, and choose a location anywhere outside the part.

Activate the Guard Part and Copy the Model UCS to the midpoint indicated below:


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Type your drop-down text here.

Create Main Planes on the new UCS.

Now activate the electrode copied above and create Main Planes on the Electrode UCS.


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Activate the Assembly and click on the Connect icon .

Select the two ZX Planes, select the Align option, and click Apply in the Feature Guide.

Now select the two faces shown below and click Apply in the Feature Guide:


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Trim

Trim

Extract an electrode on the extrude circled below:

Attach the four faces indicated, using the following parameters:

Select the Trim On option and set the Blank Offset to 4.


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Below is a visual description of the blank offset from the burning area.

Create the remaining electrode features.


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EDM Setup

Standard

An EDM Setup for a standard machine will now be created.

Use the same preferences set in the Electrodes tutorial.

Right click on any electrode in the Electrode Tree and select EDM Setup .

Set the Rough parameters as follows:

The wizard opens up according to the branch picked in the Electrode Tree.

Each branch holds specific Setup information for the EDM process.


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Customize

Material will now be added to the component.

Click on the component in the EDM Setup dialog and select the edit icon.

Type Gold in the edit List dialog and click on Add .


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In the dialog, select the new material added and move it to the top of the list via the arrow circled below:

Click OK .

The new material now appears at the top of the drop down list.

This method of editing is available in all branches of the EDM Setup.


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The fields and their values are also customizable.

Click on the Add\Remove Parameters button at the bottom right of the dialog and set the parameters asshown below:

The fields will be the same for all the electrodes and locations. The values inside these fields may be edited for individual electrodes and locations.


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AGIEAnother option in the wizard is to select an EDM machine.

Select the AGIE machine.

Select Guard-Electrode-EI-004.

Select the Electrode Family tab.

Within this tab click on the Get Area button.


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Click OK upon receiving the following message:

In the Cimatron environment, select Datum/Plane/Parallel .


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Select this plane and click OK in the Feature Guide .

As seen in the above example, Cimatron has the means to tailor the interface and output of any EDMrequests according to customer requirements.


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Report

Right click on electrode Guard-Electrode-003 in the Electrode Tree and select Report:

Within the EDM Setup Report dialog the columns can be customized.

Right click in the dialog and select Report/This Electrode .

Save the Excel file.

The report now opens up in Excel format.


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Drafting

In the Electrode Tree, select the electrode Guard-Electrode-EI-003 :


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Activate the assembly part and either right click on the electrode within the Electrode Tree or selectElectrode/Create Electrode Drawing .

The following message now appears:

By pressing and holding the CTRL key more than one electrode can be picked, the result being a new sheetcreated in the drafting environment, for each electrode.


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Open the Guard-Electrode-EI-003_Drawing.elt drafting document.

Zoom into view Iso Electrode to observe the distances from the cavity part UCS.


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View the EDM parameters:

Save your work.

Advanced Electrodes

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