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CATIA Training COPYRIGHT DASSAULT SYSTEMES Version 5 Release 19 January 2009 EDU-CAT-EN-PMG-FS-V5R19 P P r r i i s s m m a a t t i i c c M M a a c c h h i i n n i i n n g g D D e e t t a a i i l l e e d d S S t t e e p p s s

Edu Cat en Pmg Fs v5r19

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Page 1: Edu Cat en Pmg Fs v5r19

CATIA Training

COPYRIGHT DASSAULT SYSTEMES Version 5 Release 19 January 2009 EDU-CAT-EN-PMG-FS-V5R19

PPrriissmmaattiicc MMaacchhiinniinngg DDeettaaiilleedd SStteeppss

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Prismatic Machining Detailed Steps

COPYRIGHT DASSAULT SYSTEMES 2

TTaabbllee ooff CCoonntteennttss Master Exercise: Aerospace Structure Part............................................................................................ 3

Step 1: Create a new Part Operation .................................................................................................. 3 Step 2: Create a Facing Operation...................................................................................................... 5 Step 3: Create Pocketing Operations................................................................................................ 11 Step 4: Create Profile Contouring Operation..................................................................................... 32 Step 5: Create a Point-to-point Operation ......................................................................................... 39 Step 6: Create a Curve Following Operation..................................................................................... 42 Step 7: Create a Machining Process (stored in a catalog)................................................................ 46 Step 8: Use Cutter Compensation (CUTCOM) in Macro then store the Result in a Catalog............ 59

Added Exercise: Manuf Exercise .......................................................................................................... 64 Step 0 - Create a new Part Operation ............................................................................................... 64 Step 1 - Create Point-to-Point operation ........................................................................................... 64 Step 2 - Create a Facing operation. .................................................................................................. 68 Step 3 - Create a Drilling operation with machining pattern.............................................................. 69 Step 4 - Create a Pocketing and Rework operation using a catalog with prismatic machining area............................................................................................................................................................ 70 Step 5 - Create a Profile Contouring operation with macros catalog. ............................................... 72 Step 6 - Create a Profile Contouring operation ................................................................................. 74 Step 7 - Create a Profile Contouring operation ................................................................................. 76 Step 8 - Create a Pocketing operation .............................................................................................. 78 Step 9 - Create a Pocketing operation .............................................................................................. 80 Step 10 - Create a Profile Contouring operation ............................................................................... 81 Step 11 - Create a Profile Contouring operation ............................................................................... 83

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Master Exercise: Aerospace Structure Part

Step 1: Create a new Part Operation

1.1 - Open the product to machine

• Menu File, Open Start_MasterEX_AerospacePart.CATProduct • Launch the Prismatic Machining workbench • In the start menu, select Machining, then Prismatic Machining.

1.2 - Define Part Operation parameters

• In the PPR tree, double-click on Part Operation.1:

The following window appears:

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• Click on the Machine icon: to select the machine-tool • Click OK to accept the default 3-axis Machine. • To select the part to machine, click on the Design part for simulation icon: • in the 3D window, Double-click on the Design part • To select the stock, click on the Stock icon: • In the P.P.R tree, expand the Stock (stock.1) and double-click on the Pad.

• To select the fixtures, click on Fixtures for Simulation icon: • Select in the 3D window the machine-table and the fixtures • To select the safety plane, click on Safety plane icon: • Select the bottom of the design part • Use the MB3 on text “Safety Plane” to specify an offset of 80mm.

• Click OK to create the part operation

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Step 2: Create a Facing Operation Use step1 result or Open Start_Step2_FacingOperation.CATProcess

• Expand Part operation.1 : Click

• Select Manufacturing Program.1,

• Click Facing icon :

1.3 - Select the geometry to machine

• In Operation Definition window, select the top of the part; the contour will be automatically initialized if the option “Contour Detection” is activated

• Select the top of the designed part

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Prismatic Machining Detailed Steps

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1.4 - Select the options for machining

• Select the strategy tab page

• Select Back and forth as tool path style • Define an Overhang value of 100% in the Radial tab page

1.5 - Select the tool

• Select the tool assembly tab page

• Select Face Mill icon and keep the default tool with a 50mm diameter

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1.6 - Define Macros

• Select Macro tab page • Activate Approach macro by right click on the text (2) • Select “Build by user” mode (3) • Select “Axial motion up to a plane” icon (4) • Do the same thing for Retract macro

1.7 - Replay the facing operation

• Click on Replay command • Test the various options for the replay:

• To change an option, click on the right down arrow of the icon

(Explanation for these options is available via “?” button. )

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Prismatic Machining Detailed Steps

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• Click OK to end the replay • Click OK to create the Facing operation

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Prismatic Machining Detailed Steps

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1.8 - Copy the facing operation and modify it

• Select Facing1 Operation

• Right mouse button on Facing.1 operation and select Copy • Select Paste to duplicate the facing operation • Double click , rename it to Facing.2 operation and edit it

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Prismatic Machining Detailed Steps

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• Select Geometry tab page (5) • Tag Bounding envelope (6) • Click on Replay (7)

• Click OK to end the replay • Click OK to accept the operation

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Step 3: Create Pocketing Operations

We are going to machine the 5 pockets in this order:

• Pocket 2: two operations • Pocket 1 • Pocket 4 • Pocket 3 • Pocket 5

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Use step2 result or open Start_Step3_PocketingOperations.CATProcess

1.9 - Create pocket 2

• Select last operation in the PPR tree (Facing.2 operation)

• Select Pocketing icon • Select the geometry:

Select the top and the bottom to automatically initialized the boundary

Select the new bottom: (we want to machine the pocket only until the top of the island)

In the Operation Definition window, select again the bottom representation then select the Top of the island as new bottom to relimit the depth of the pocket:

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Remove island: press right mouse button onto the island representation then select Remove All Islands in the contextual menu.

• Select the tool: In the Tool tab page

Select End Mill Tool icon The default tool proposed (T1 End Mill D10) is acceptable.

• In the Strategy tab page, set parameters as follows:

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• In Macro tab page Define Ramping Approach macro with pre-defined “Ramping” mode Angle 20° and distance 15mm

• Define Retract macro with “Build by user” mode, define following motions: circular then

tangent then axial (with 30mm).

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• Then define appropriate Return between levels macro (be careful this macro is split into 2 motions:

Return between levels Retract: Axial Return between levels Approach: Ramping

• Replay and simulate the pocketing operation.

Video mode including the fixtures representation

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• Click OK to close the replay panel. • Click OK to accept the pocketing operation.

1.10 - Finishing pocket 2

• Select pocketing icon

• Select the geometry: Top and Bottom to finish the pocket

• Select the tool In the Tool tab page: Enter a new name: T2 End Mill D10 Rc 0 Change the Corner radius of the tool to 0

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• In the Strategy tab page: Radial: Change Percentage of tool diameter to 40%

Axial: Change Number of levels: 1 Automatic draft angle: 0 deg

• Select Macro tab page Define following macros: Approach: axial mode with 30mm

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Retract: keep the retract macro automatically initialized by the previous operation

Return in a level approach: ramping 20° and 5mm

Return in a level retract: axial mode with 5mm

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• Replay the pocketing operation

• Select video simulation

• Click OK to accept operation

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1.11 - Create Pocket 1

• Select last operation (Pocketing.2)

• Click on Pocketing icon • Select the geometry

Remove islands on the bottom: With the right mouse button, click on the word Island.1 (0mm) for contextual menu Select Remove All Islands

• In the Strategy tab page, set the following options: Radial: Percentage of tool diameter: 50% Axial: Number of levels: 2

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• Select Macro tab page Define following macros:

Approach: ramping 20° and 15mm

Retract: keep the macro automatically initialized by the previous operation

Return between levels approach: ramping 20° and 5mm

Return between levels retract: keep the macro automatically initialized by the previous operation (Axial with 5mm)

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• Replay and simulate the pocketing operation

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• Click OK to end replay • Click OK to accept the pocketing operation • Rename the operation • In the PPR tree, click on the operation “Pocketing.3” with the right mouse button

Select Properties in the contextual menu Enter new name: “Pocket 1” in the Label window

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1.12 - Create Pocket 4

• Copy last pocketing operation: “Pocket 1” Click on the operation “Pocket 1” with the right mouse button Select Copy in the contextual menu

Click again on the operation with the right mouse button Select Paste in the contextual menu

• Edit this new operation: double click on it • Rename it as “Pocket 4”

• Remove the current geometry by using contextual menu on Boundary (Remove all contours) and on Bottom (Remove)

• Select the new bottom: the boundary is automatically initialized

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• Remove all islands using contextual menu • in the Strategy tab page, set the following options: In Finishing tab page:

Mode: select Side finish last level Side finish thickness: 1 mm Activate Spring pass

• Replay and simulate this new operation

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• Click OK to close the video panel • Click OK to accept the pocketing operation

1.13 - Create Pocket 3

• Duplicate “Pocket 1” operation: Copy operation “Pocket 1” via contextual menu Select the last operation: “Pocket 4” Select Paste via contextual menu

• Edit the operation • Rename it in “Pocket 3” • Select the new geometry

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• In the Strategy tab page, set the following options: In Radial tab page: Percentage of tool diameter: 10% In HSM tab page: Activate High speed milling

• Replay and simulate the pocketing operation

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• 7. Click OK to close the video panel • 8. Click OK to create the pocketing operation

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1.14 - Create Pocket 5

• Select last operation in the PPR tree (Pocket.3 operation)

• Click on Pocketing icon • Rename it in “Pocket 5” • In the Geometry tab page, define Open Pocket and Start: Outside options

• Edit Offset distance and fill it with 5mm

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• Select the Bottom and the Top of the pocketing operation

• Soft boundary is automatically put in dotted line (Soft boundary means that the tool can cross it contrary to Hard boundary that the tool is not authorized to cross it)

• In the Strategy tab page, select HSM Tab Page • Deactivate High Speed Milling option • In the Macro tab page:

Define the following macros: Approach: Axial mode with 30mm Retract: Keep the macro automatically initialized by the previous operation Return between levels approach: Axial mode with 10mm Return between levels retract: Axial mode with 5mm

• Replay and simulate the pocketing operation

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Step 4: Create Profile Contouring Operation Use step3 result or open Start_Step4_ProfileContouringOperations.CATProcess

1.15 - Machine Pocket 5 with a contouring operation

• Select last operation: “Pocket 5”

• Click on Profile Contouring icon • Select the geometry:

Deactivate the option “Contour Detection” using the right mouse button on the Bottom representation

Select the Top and the Bottom

As the option “Contour Detection” is no more activate, the boundary is not automatically initialized.

For the contour selection, select 2 edges then click on “Navigate on Belt of Edges” icon Click OK to finish the edges selection

Select Limit1 and Limit2 edges for tool path (any vertex can be selected)

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Select Out option for the 2 Limits to start and to finish outside the part Right click on “Start: In”, then select Out

Right click on “Stop: In”, then select Out Key in 5mm for offset on start and end elements

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• In Strategy tab page, set the following options: Distance between paths: 8mm Number of paths: 5 Number of levels: 2

• Set appropriate Approach and retract macros.

• Replay the operation:

• Click OK to close the replay panel • Click OK to accept the Profile Contouring operation

1.16 - Contouring the part

• Select last operation (Profile contouring 1)

• Click on contouring icon: • Select the geometry:

Change the bottom in soft by clicking on Bottom: Hard (Soft bottom means that the tool can go lower that the bottom of the part)

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Select the bottom

Select the contour by selecting Edge 1, Edge 2, “Navigate on Edges Until an Edge” icon then select the last edge to navigate until it.

Check that the arrow is pointing outside the material. This arrow is used to display the side where the tool will be positioning

Click OK to finish the edge selection Select Limit element shown below as starting element

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• Indicate the fixture to avoid: Select the fixture as shown below

• In the Strategy tab page, set the following options

Number of levels: 1 Number of paths: 1

• Set appropriate macros (Approach, Retract and Linking).

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Replay the profile contouring operation

Validate the operation

1.17 - Contouring Pocket 1

• Select last operation (profile contouring 2)

• Click on contouring icon • Select the geometry

Activate the option “Contour Detection” using Right mouse button on the Bottom representation

Select the bottom as shown below

• In the Strategy tab page, set the following options In machining tab page: Activate Close tool path

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Percentage overlap: key in 80% • Set appropriate macros (circular-axial approach and retract).

• Replay the operation

Click OK to close the replay panel Click OK to create the Profile Contouring operation

• Replay the tool path for the same pocket with Helix tool path style.

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Step 5: Create a Point-to-point Operation Use step4 result or open Start_Step5_PointToPointOperation.CATProcess 1.1 Select last operation (Profile Contouring.3)

1.2 Select Point To Point icon

1.3 Create the tool path

• Create a GOTO position:

• Fill the Goto Position panel with Part: bottom of pocket Drive Element: wall edge and Position on drive: Past Check Element: wall edge Ref point: limit of edge

• Add an axial approach macro of 30mm

Select Goto Position icon

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• Create a GOTO Point Select the Goto Point icon Select the bottom edge of the second corner

• Add an Axial Retract macro of 30mm • There is now 2 motions defined:

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1.4 Select the tool

• In the Tool tab page, change the name of the tool as “T4 End Mill D20 Rc0”

Key 20mm as Nominal Diameter Key 0mm as Corner Radius Key 25mm as Body Diameter 1.5 Replay the operation

• Click OK to end replay • Click OK to accept the operation

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Step 6: Create a Curve Following Operation Use step5 result or open Start_Step6_CurveFollowingOperation.CATProcess Bring back from No Show mode the curves located in the sketch.12 in the Design Part

1.1- Select last operation (Point to point.1)

1.2- Select Curve Following icon

1.3- Create the Tool Path

• Click on the guiding element representation

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• Select the first two edges then click on “Navigate on Belt of Edges” icon. The 10 following edges are taking into account. Select manually the 2 last edges or modify in the Option Panel of the Edge Selection panel the Maximum Steps Forward value.

1.4- Select the tool

In the Tool tab page, click on “Select a tool with Query” icon

Double-click on the offset on Curve to modify it from 0 to 3mm

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• Look in the ToolsSample02 Catalog • Select first End Mill named R216-23-03B-708-025 • Define appropriate Approach & Retract macros (Axial mode with 30mm)

1.5-Replay the operation

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• Click OK to close the replay panel • Click OK to accept the operation • Close all your CATIA models: CATProduct and CATProcess

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Step 7: Create a Machining Process (stored in a catalog)

1.1- Launch the Prismatic Workbench

• In the start menu, select Machining, then Prismatic Machining • You need to have an empty CATProcess in order to create a Machining process • In the View menu, Toolbars, select Machining Process tool bar

• Select Machining Process View icon

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• Select Machining Process icon

• Select Pocketing icon • In the Geometry tab page, set the following options

Select Closed Pocket

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• In the Macro tab page Set Approach (ramping mode with angle: 20°, 60mm) and Retract (axial mode with 60mm) macros.

• Click OK to accept the predefined Pocketing operation • Double click on Tool Query in the machining process view tree

• Fill the tool query definition window with:

Look in: ToolAssembliesSamples01 catalog that is delivered as a sample in the software installation

Select the End Mill icon to search a tool of this type in the catalog Specify a query on the Name of the tool: “End Mill D32 Rc0 Short” Use the Upward arrow to add this constraint in the list

• Click OK, the predefined pocketing operation is completed

• Select Prismatic Rework Area icon

• Click on Load From option and select the “Pocketing.1” in the Machining Process View window

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• Enter 0mm in Tool radius field (1mm is a default value) • Click OK

• Select Manufacturing View icon

• Select in the contextual menu on the Manufacturing View: Sort by Machining Features

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We must see the Prismatic Rework area in the list

• Click Close

• Select the Pocketing.1 operation in the Machining Process View

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• Select Pocketing icon

Key a new name: Rework Corner (1) Select the feature to rework: Prismatic Rework Area.1 (2) Select Corner to rework only the Corners of the pocket and not the channels (3)

• In the Macro tab page Set Approach (ramping mode with angle: 20°, 60mm) and Retract (axial mode with 60mm) macros

• Click OK to accept this pocketing operation to rework the previous operation in the corners

• Double click on Tool Query in the Machining Process View tree

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• Fill the tool query definition window with:

Look in: ToolAssembliesSamples01 Select the End Mill icon Specify a query on the Nominal Diameter <= 5mm Specify another query on the Corner Radius = 0mm Use the Upward arrow to add these 2 constraints in the list

• Click OK to accept this Tool query

• Save your CATProcess in a directory under the name: MyProcess.CATProcess 1.2- Store your Machining Process in a catalog

• Select the Machining Process.1 in the Machining Process View window • Using contextual menu on it, select Save in Catalog

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• Save it in the same directory of the previous CATProcess under the name: MyMachiningProcess.catalog

• Click OK to save the catalog. This catalog is strongly linked to the CATProcess 1.3- Create a Prismatic Machining Area

• Open Start_Step7_MachiningProcess.CATProcess

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• Select Prismatic Machining Area icon

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• Select Closed Pocket and the geometry

• Rename it “Pocket 3” • Click OK

• Select the Manufacturing View icon With the contextual menu on the Manufacturing View select Sort by Machining Features

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• Let the Manufacturing View window open

• Click on Open Catalog icon in Auxiliary Commands toolbar • Access to your MyMachiningProcess.catalog using the Browse Another Catalog icon

• Double click on “Machining Processes” then double click on ”Machining Process.1”

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• Select the following information in the Insert Object window Insertion level in a program: select “Facing.2” on the PPR tree Geometry to machine: select “Pocket 3” in the Manufacturing View window

• Click OK to create the two pocketing operations needed to machine pocket 3 after the Facing.2 operation

• Close Manufacturing View and Catalog windows

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• Replay the 2 pocketing operations

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Step 8: Use Cutter Compensation (CUTCOM) in Macro then store the Result in a Catalog Open Start_Step8_Macros.CATProcess 1.1- Define an Approach and Retract Macros including CUTCOM syntaxes

• Select Profile Contouring icon • Select Macro tab page • Define following Approach macro in mode: Build by user: circular (20mm) + tangent (20mm)

+ axial (30mm). • Double click on the point where Cutter compensation must be inserted in the macro path

• Select ‘Add PP word list’ icon or use contextual menu ‘PPword list’

• Click on ‘To access PP table’ icon Note: this icon is accessible only if a machine and a PPtable are already defined on the Part Operation.

• Select the Major word ‘CUTCOM’ in the list (Major words with parameters)

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• Select the appropriate NC_CUTCOM_ON syntax: • Select Apply to add the syntax

• Click Close on the PP Words Selection Assistant panel • Click OK in the PP Words Selection panel

• in the Options tab page, Name it “MyApproachMacro” and add a comment

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• Select “Save Macro in Catalog” icon • Save it in a new catalog named MyMacros.catalog in a directory

• Click OK to create the catalog with your own macro • Define following Retract macro in mode: Build by user: circular (20mm) + tangent (20mm) +

axial (30mm). • Double click on the point where Cutter compensation must be stopped in the macro path

• As for Approach macro, select the Major Word CUTCOM in the list then the NC_CUTCOM_OFF syntax

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• Select Apply to add the syntax • Select Close on the PP Words Selection Assistant • Select OK in the PP Words Selection panel go on your operation.

• In the Options tab page, Name it “MyRetractMacro” and add a comment

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• Select Save Macro in Catalog icon • Update the already existing catalog: MyMacros.catalog

• Click OK to update the catalog

• Select the Read macro from catalog icon • Search in the MyMacros.catalog for an Approach macro

• Double click on Approach type to display your own approach macro Note: Now this macro is available for all your machining operations as Approach macro

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Added Exercise: Manuf Exercise

Step 0 - Create a new Part Operation 1.1- Open the product to machine

• Open Start_AddEx_Manuf.CATProduct • Go to Prismatic Machining Workbench • In the Part Operation, select a 3-axis machine, the part to machine and the stock (in No Show)

Step 1 - Create Point-to-Point operation

• Select Manufacturing program.1 in the PPR tree

• Select Point to Point icon • In the Tool tag page, select a Face Mill (Diameter 50mm)

• Select the Goto position icon

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Select the Drive, Check and Reference point as shown below:

• Select as Bottom, the top of the part • Select Past for the Position on drive and On for the Position on check options • Click OK to accept this Sequential motion

• Select Go Delta icon in the Point to Point panel • Select Parallel to line strategy with the contextual menu on Components

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• Select as reference line the previous Check element • Add for offset value 250mm • Click OK to accept this Sequential motion

• Repeat this operation as shown below with the different Go Delta option (along X or Y Components) in order to get this grid and schema:

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• Select Macro tab page • Define an Axial Approach & Retract macros with 30mm • Replay the tool path

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Step 2 - Create a Facing operation.

• Click Facing icon : • In the Strategy tab page, select Back & Forth as tool path style • In the Geometry tab page, select the top of the part as Bottom

• Activate the Bounding envelope option • Select Macro tab page • Define an axial Approach & Retract macros with 10mm • Replay the facing operation and create it

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Step 3 - Create a Drilling operation with machining pattern Create the Machining Pattern:

• Select Machining Pattern icon • Select the 4 holes in the corners of the part • Add 15 mm to Jump distance between points

• Rename the Machining Pattern: HoleDiameter4 • Click OK to save this Machining Pattern

• Select Drilling icon • In the Geometry tab page, select HoleDiameter4 as pattern to machine

• In the tool tab page, select a drill tool • Specify a diameter=4mm and rename it T2 Drill D4 • Replay the drilling operation

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Step 4 - Create a Pocketing and Rework operation using a catalog with prismatic machining area.

• Select the Prismatic Machining Area icon • Fill the Prismatic Machining Area window as follows:

• Rename it: “Pocket 1” • Click OK to create the Prismatic Machining Area

• Select the Manufacturing View icon and use the Sort by Machining Feature contextual menu to display your Prismatic Machining Area

• Select the Open Catalog icon • Select the catalog Myprocesscatalog.catalog • Double click on “corner_and_ channel “process in the Pocketing family

• Select geometry to machine (Pocket 1) and level of insertion in the PPR tree (Drilling.1) as follows:

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• Click OK to create the Pocketing and Rework operations • Define appropriate macros • Replay the 2 operations

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Step 5 - Create a Profile Contouring operation with macros catalog.

• Select the Profile Contouring icon • In Strategy tab page, select Zig-zag as Tool path style • In Geometry tab page, select Between Two Curves Mode and geometry as shown below

• You must have 2 Guides which are not connected, in other case check in the Edge Selection menu the Options panel and select as Link types: No Link

• Select Out for the Start and End condition with an offset of 5mm • In Tool tab page, select a tool with query icon • Look in ToolAssembliesSample01 catalog and select End Mill D10 Rc0 tool

• In Macro tab page, select Approach macro

• Select the Read macro from catalog icon and read the Mymacrocatalog.catalog

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• Double click on Approach and select MyMacroApproachMotions_manuf.1 macro • Do the same thing for the following macros

Retract => load the MyMacroRetractMotions_manuf.1 macro Linking => load the MyMacroLinkingMotions_retract_manuf.1 macro Return in a level => load the MyMacroReturnInOneLevelMotions_retract_manuf.1 macro

• Replay the Profile Contouring operation

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Step 6 - Create a Profile Contouring operation

• Select Profile Contouring icon • In Geometry tab, Select Between Two Planes Mode, and geometry as the picture below:

Note that we should select non continuous profiles (Guide 1 & Guide 2)

• In Tool tab, select a tool with query icon • Look in “ToolAssembmiesSample01” • Select an End Mill tool

Nominal diameter=6mm Corner radius=0mm

• In Macro tab, define the following macros: Approach macro: circular (3mm) + tangent (1mm) + axial (20mm)

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Retract macro: Axial mode with 30mm Linking Approach macro: circular (3mm) + tangent (3mm) + axial (20mm) Linking Retract macro: circular (3mm) + tangent (3mm) + axial (20mm)

• Replay the Profile Contouring operation

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Step 7 - Create a Profile Contouring operation

• Select Profile Contouring icon • In Strategy tab page, define 3 as Numbers of levels

• In Geometry tab page, select Between Two Planes Mode, and Top/Bottom as the picture below:

Note: Check that the arrow is pointing inside the pocket

• In Macro tab page, specify the following macros: Approach macro: circular (5mm) + tangent (5mm) + axial (20mm) Retract macro: circular (5mm) + tangent (5mm) + axial (30mm)

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• Replay the Profile Contouring Operation

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Step 8 - Create a Pocketing operation

• Select Pocketing icon • In Strategy tab page, select Outward helical Tool path style and specify Number of

levels=3

• In Geometry tab page, select Top/Bottom as the picture below:

• In Macro tab page, define the following macros: Approach macro: Ramping mode with 10mm and 20° Retract macro: circular (5mm) + axial (30mm) Return between levels approach macro: Ramping mode with 10mm and 20° Return Between Levels retract macro: circular (5mm) + axial (5mm)

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• Replay the Pocketing operation

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Step 9 - Create a Pocketing operation

• Select Pocketing icon • In Strategy tab page, select Outward helical Tool path style and specify Number of

levels=2 • Activate the option Always stay on bottom to minimize the air cutting and Overhang=100%

• In Geometry tab page, select geometry as the picture below:

Note: Check that the extremity of the pocket is open (Dotted line)

• In Macro tab page, keep the default macros coming from the previous Pocketing operation

• Replay the Pocketing operation

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Step 10 - Create a Profile Contouring operation

• Select Profile Contouring icon • In Strategy tab page, select One Way style, Distance between paths=2mm and Number of

paths=8

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• In Geometry tab page, select Between Two Planes and geometry as the picture below:

Note: Start by selecting the boundary (5 edges) rather the bottom. If you select first the bottom, you will have to delete the boundary to reselect the right one. Another option is to deactivate the option Contour Detection to not take automatically the boundary when you select the bottom.

• In Macro tab page, create the following macros:

Approach macro: tangent (20mm in machining feedrate) + circular (5mm) + axial 10mm) Retract macro: tangent (20mm in machining feedrate) + circular (5mm) + axial (30mm) Return in a level approach macro: tangent (20mm in machining feedrate) + axial (5mm) Return in a level retract macro: tangent (20mm in machining feedrate) + axial (5mm)

• Replay the Profile Contouring operation

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Step 11 - Create a Profile Contouring operation

• Select Profile Contouring icon • In the Strategy tab page, define a Distance between paths=2mm and a Number of paths=7

• In Geometry tab page, select geometry as the picture below:

Note: Use the Edge Selection menu, select the 2 first edges then click on Navigate on belt of edges • In Macro tab page, keep the same macros as the previous operation but remove from the all

the tangent motions done in machining feedrate.

• Replay the Profile Contouring operation

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