VERO UK TRAINING MATERIAL

Version 20

2 Axis wire cutting from solid data

2 Axis Wire Cutting from Solid data

Things that will be covered in this section.

• Importing Solid Geometry

• Creating Automatic Features

• Creating a 2-axis toolpath

• Editing Technology

• Path-Lab simulation

From the menu select file > Open

Open the file - Presstool.wkf

To begin with, we need to extract features from the model.

Select Machining > CAM Navigator from the menus at the top of the screen

The screen will now split vertically and the CAM Navigator will appear right hand click on Model manager and select the Settings option.

You will now be presented with the Properties dialog, highlight Wire EDM, select the change machine icon

Pick your machine and click the OK button, this is now your default machine and will be automatically loaded each time you start Visi.

Next, highlight Automatic recognition and set the recognizable features as shown, this is now the default system setting for Wire EDM operations.

Click the OK button to return to the CAM Navigator.

We are now ready to extract wire features from the model.

Right hand click on Model manager and highlight Run recognition

Tip! - pressing the “R” key on the keyboard also runs the recognition.

The Process Manager now appears at the bottom of the main screen, the model is interrogated and when finished, a number of features will appear in the CAM Navigator.

Close the process manager.

The features listed in CAM Navigator can be expanded and highlighted to graphically show the features individually or in their groups.

Highlight the Hole group, right hand click and select Add operation

The system will now open the Operations dialog box. In the Operations window, select Wire erosion operations, and on the right hand side select 2 axis and click the OK button.

Repeat the above procedure for the two groups of pockets then select the Wire tab on the CAM Navigator to see your machinings, you should have 3 machinings, one for the holes, and one each for the two sets of pockets..

Right hand click on each wire operation in turn and set the properties as follows.

Use the following parameters in the first wire operation.

Cuts 1 & 2 ticked

Use distance for tag with tag distance of 1mm

Tag removal method - stop then cut wire on first cut

Upper nozzle 10mm

Lower nozzle 0mm

Select OK on the dialog

Use the following parameters in the second wire operation.

Cuts 1, 2 ticked

Use distance for tag with tag distance of 1mm

Tag removal method - Cut tags at end of first cuts (this operation)

Upper nozzle 10mm

Lower nozzle 0mm

Select OK on the dialog

Use the following parameters in the third wire operation.

Cuts 1 & 2 ticked

Use distance for tag with tag distance of 1mm

Tag removal method - Cut tags at end of this operation

Upper nozzle 10mm

Lower nozzle 0mm

Select OK on the dialog

To see the effect of the different tag removal methods, highlight the Project and select Path-Lab from the CAM Navigator and run the wire path simulation.

Close the Toolpath laboratory by clicking on the x in the top right hand corner of the path-lab area.

Additional Example

Open the file Gearblock.wkf

Create a cam setup before the recognition is used.

Run recognition

VERO UK

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