Edu Cat en Lo1 Fx v5r19 Toprint

8/12/2019 Edu Cat en Lo1 Fx v5r19 Toprint

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2D Layout for 3D Design

Copyright DASSAULT SYSTEMES 1

CopyrightDASSAULTSYSTEMES

2D Layout for 3DDesign

CATIA V5 TrainingExercises

Version 5 Release 19August 2008

EDU_CAT_EN_LO1_FX_V5R19


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Table of Contents

Recap Exercise: Front Fork 2D Design 3

Do It Yourself 4

Recap Exercise: Front Rear Sprocket 5

Design Process: Front Rear Sprocket Creation 6

Do It Yourself 7

Recap Exercise: Front Fork 3D Design 10

Do It Yourself 11

Master Exercise: Engine Assembly 12

Design Intent 13

Design Process 14

Master Ex Step 1: Create a New Parts 15

Master Ex Step 2: Design 2D Layout Views 17

Master Ex Step 3: Create 3D Design 24

Master Ex Step 4: Create Drawing Views 54

Additional Exercise: Tyre Assembly 56

Do It Yourself 57


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Do It Yourself

Open the Front_fork_step0.CATPart

OpenFront_fork_step0.CATPart

Create two planes normal to thiscombine curve at its extremities.Create section views on thesePlanes. Define the geometry ofthese section views.

Extract the 3D profiles from thelayout the front and the auxiliaryview of the front. Combine these2 profiles

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3


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Front Rear Sprocket

Recap Exercise

20 min

In this exercise you will create thefollowing 3D part from a 2D layout


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Design Process: Front Rear Sprocket Creation

Extract the 3D profile(automatic propagation,no support ) to createthe shaft defining the

sprocket

Create the otherteeth using patterncapability

Create the otherpockets with patterncapability

Extract the 3D profile(explicit definition on aplane defined by aplanar surface of theshaft ) to create the first

tooth with a pocket

Create the 3D profile (explicitdefinition on a plane defined bya planar surface of the shaft )

to create the sprocket pocket

Open the CATPart.1 2

3

45

6

You will be creating a Front Rear Sprocket using the following Design Process.


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Do It Yourself (1/3)

Extract the 3D profile of the sprocket shaft from the

provided section view.

Using the 3D Planes functionality, create two 3Dplanes with the help of the axes in the front view.

Create an intersection of the two 3D planes.

Create the shaft using the intersection as the shaftaxis.

Open the FrontRearSprocket_step1.CATPart


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Extract 3D profile on a planar face of the tooth.

Create a Pocket using the created 3D profile.

Pattern 30 instances of the Pocket around the complete crown. This will create 30

teeth on the Sprocket.


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Extract 3D profile on a planar face of the sprocket.

Create a Pocket using the created profile.

Pattern 4 instances of the Pocket around the complete crown.

You can compare your result with the end model FrontRearSprocket_end.CATPart


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Front Fork 3D Design

Recap Exercise

20 min.

In this step you will create the following 3D partfrom a 2D layout


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Do It Yourself


You can compare your result with Front_fork_step5.CATPart


Create 3D profiles of Section views A-Aand C-C. Create the shape of a fork withthese 3D profiles and their combine curve

using the Multi-sections Solid.Complete the fork design using theFront view and the Auxiliary view D

1

3

4

Create the Section View A-A andSection View C-C as shown.2


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Engine Assembly

Master Exercise Presentation

85 min

Defining 2D profiles using 2D Layout views

Creating 3D elements by exporting therequired 2D profiles

Completing the 3D design

In this exercise you will design the componentsof the Piston Assembly. The piston and theconnector are to be designed in the context of thePiston Assembly.

You will design these components using the

following steps in the 2D Layout for 3D Design

workbench:

Piston

Rod

Connector

Engine Assembly

Crankshaft


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Engine Assembly Design Intent

In this exercise, you will design the components of the Piston_Assembly ina 2D environment. You will create 2D layout views of the Connector and

Piston.


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Engine Assembly - Design Process

Design 2DLayout views forPiston andConnector

Create Drawingfrom 2D Layouts

Complete 3D Design ofPiston and connector

Edit ProductPiston_Assembly andinsert new parts:Piston and Connector

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2

3

4


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Engine AssemblyStep 1: Create New Parts

5 min

In this step you will create new parts:Piston and Connector in the PistonAssembly.


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Do It Yourself

Edit Piston Assembly inside the rootproduct.

Insert the following new CATParts:

Piston

Connector

Save the assembly using Save Managementas LO1Engine_Step2.CATProduct.

Save the new CATParts.

Document used: LO1Engine_Step1.CATProduct

Engine Assembly


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Engine AssemblyStep 2: Design 2D Layout Views

30 min

In this step, you will design the 2D Layout Viewsof the Piston and Connector parts using the 2DLayout for 3D Design workbench.

2D Design of Piston

2D Design of Connector


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Edit the Connector part.

Switch to 2D Layout for 3DDesign workbench.

Keep the new layout creationparameters as shown.

Modify the sheet properties andset the parameters as shown.

You will design the 2D views for the Connector.


Sheet Properties Window


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Create a new Auxiliary view using Newview From tool using yz plane as a

reference plane.

Create a 2D profile of the Connector

using the dimensions as shown.The inside diameter of the hole at thelarger end of the Connector is equal to

the shaft diameter of the Crank case.

Auxiliary View A


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Create a new section view as shown below.

Section View B-B

Section View B-B


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You will now design the 2D views for the Piston.

Edit the Piston part.

Create a new auxiliary section view using New viewFrom tool using yz plane as a reference plane.

Project this edgefrom the smaller endof the Rod and fix it.

Section View A-A


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Create a new auxiliary section view using New Section/Auxiliary Viewtool using the reference element as shown.

Create an additional section view C-C using the folding lines as shown.

Auxiliary View B Section View C-C


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Create an additional auxiliary section view from SectionView C-C.

Activate the root CATProduct and save the assemblyas LO1Engine_Step3.CATProduct

Section View D-D


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Engine AssemblyStep 3: Create 3D Design

45 min

In this step, you will create the 3Ddesign of Piston and Connector fromtheir 2D views.

Piston

Existing Rod

Connector


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Edit Connector part.

Create the 3D profile from the Section viewB-B using 3D Profile tool.


Output profile


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Create a plane using 3D Plane tool andpassing through the vertical line in the

Section view B-B as shown.

Create another plane using 3D Plane

tool and passing through the verticalline in the Section view B-B as shown.

Output plane

Output plane


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Output the 3D profile of the connector onPlane 2DL.1 from the Section view A-A

using 3D Profile tool.

Output profile


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Create a pad using followinginputs:

Use Profile2DL.1 as input

profile

Plane2DL.2 as limit plane

Create a pad using following inputs:

Use Profile2DL.2 as input profile

Use Up to next as limit type


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Create a Mirror of using Current Solidas object to mirror and face of the pad

as mirror plane.

Create Edge fillets of 1mm as shown


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Create Edge fillets of 1mm as shown

Create Edge fillets of 0.8mm as shown


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Create Edge fillets of 0.5mm as shown

Create a through hole of Diameter5mm and position as shown


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Create a mirror of the hole using zxplane as mirroring element

Create Edge fillet of 1mm as shown


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Edit Piston part.

Create the 3D profile of the piston from theAuxiliary view B-B using 3D Profile tool.

Output this profile

Output profile


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Create another 3D profile of the piston fromthe Auxiliary view B-B using 3D Profile

tool.

Output profileOutput this profile


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Create a plane using 3D Plane tool and select thehorizontal line in the Section view A-A as shown.

Select this line

Output Plane


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Use Plane2DL.1 as limit plane



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Create a pocket using following inputs:

Use Plane2DL.2 as limit plane



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Insert a new Body in the Piston and activate this body.

Create a plane using 3D Plane tool and passing throughthe vertical line in the Section view C-C as shown.

Output Plane

Select this line


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Create another 3D profile of the piston fromthe Section view A-A using 3D Profile tool.

Use Plane2DL.4 as Support Plane.

Output profile


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Create a plane using 3D Plane tool andpassing through the vertical line in the

Section view C-C as shown.

Output Plane

Select this line

2D L f 3D D i


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Create a 3D profile of the piston from theSection view A-A using 3D Profile tool.

Use Plane2DL.5 as Support Plane.Output profile

2D L t f 3D D i


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Direction as shown



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Create a Mirror of Body.2 using yz plane asmirroring element



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Insert a new Body in the Piston and activatethis body.

Create a plane using 3D Plane tool and passing

through the vertical line in the Section view C-Cas shown.

Output plane



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Create a 3D profile of the piston from theAuxiliary view D-D using 3D Profile tool.

Use Plane2DL.7 as Support Plane.

Output profile



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Direction as shown



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y g




Create a 3D profile of the piston from theSection view A-A as shown.

Output profile



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y g






Face of Pad.8 as limit



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Create a Mirror of Body.3 using yz plane asa mirror plane.



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Activate PartBody.

Perform a Boolean operation Add andselect Body.2 as a body to be added toPartBody.

Perform a Boolean operation Remove andselect Body.3 as a body to be removedfrom PartBody.



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Add a 2mm x 45 deg chamfer on the topedge of the Piston as shown.

Activate the root CATProduct and save the assemblyas LO1Engine_Step4.CATProduct



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Engine AssemblyStep 4: Create Drawing Views

5 min

In this step, you will create drawing views of theConnector and Piston from the 2D views.



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Do It Yourself

Edit Connector part. Switch to 2DLayout for 3D Design workbench.

Switch to Drafting workbench andcreate a new Drawing with the sheetparameters and the layout as shown.

Save the Drawing as

Connector.CATDrawing.




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Tyre AssemblyAdditional Exercise

60 min.

In this exercise you will modify the designchanging the tire diameter from 32mm to 25mm.



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Do It YourselfOpen the Tyre_assembly.CATProduct

Open the Tyre_assembly_step3.CATProduct and compare your end result.

Open theTire_assembly.CATProduct

Change the tire andrim diameter from32mm to 25mm

Create a new layout CATPart todesign the air valve. Use theprovided catalog to design thevalve. Instantiate the 2D

component, explode it, create the3D profile and the shaftInsert the valve in theassembly and position it

Complete the layout dress-upand extract the associatedCATDrawing

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