3341904 cad lab_manual_prepared by vipul hingu

LAB

MANUAL

Prepared By

Mr. Vipul Hingu

B.E. (Mech.)

COMPUTER AIDED DESIGN

SUBJECT CODE :- 3341904

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LAB PRACTICAL LIST CAD (3341904)

Prepared By Mr. Vipul Hingu

LAB PRACTICAL LIST

Practical No. Aim of Practical

1 Preparatory Activity

2 3D Solid Modeling-I

3 3D Surface Model

4 3D Solid Modeling-III

5 3D Solid Modeling-III

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EXPERIMENT NO. 1 S.B. POLYTECHNIC, SAVLI CAD (3341904)

Prepared By Mr. Vipul Hingu Page 1 of 7

EXPERIMENT NO. 1

PREPERSTORY ACTIVITY

Prepare a 2D drawing using AutoCAD and 2D parametric sketcher environment.

Draw Fig 1 in AutoCAD 2D drawing and write down all steps.

(1) FRONT VIEW

Command LINE

L (Enter)

Specify First Point: (Select with mouse)

Specify Next Point: 105 (Enter)









Show Fig 1A.1

Command COPY

CO (ENTER)

Select Object to Copy: (Select the Line) (Enter)

Specify Base Point of Selected Object: (Select the Line) (Enter)

Specify Copy Distance: 5 (Enter)

Show Fig 1A.2

Command COPY

CO (ENTER)


Specify Base Point of Selected Object: (Select the Line) (Enter)

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Fig. No. 1

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Show Fig 1A.3

Command LINE

L (Enter)



Show Fig 1A.4

Command COPY

CO (ENTER)


Specify Base Point of Selected Object: (Select with mouse) (Enter)

Specify Copy Distance: 15 (Enter) [Right Side]


Specify Copy Distance: 15 (Enter) [Left Side]


Show Fig 1A.5

Command LINE

L (Enter)



Command DELETE

DE (Enter)

Select Object to Delete: (Select with mouse) (Enter)

After above Command Selected lines are converted in Centre Line and Hidden Line

And end of this give Dimension on Front View of this Drawing.

Show Fig 1A

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(2) R.H.S. VIEW

Command LINE

L (Enter)






Show Fig 1B.1

Command COPY

CO (ENTER)





Show Fig 1B.2

Command LINE

L (Enter)



Command COPY

CO (ENTER)





Show Fig 1B.3

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Command LINE

L (Enter)



Command COPY

CO (ENTER)







Show Fig 1B.4

Command LINE

L (Enter)



Command DELETE

DE (Enter)




Show Fig 1B

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(3) TOP VIEW

Command LINE

L (Enter)










Show Fig 1C.1

Command COPY

CO (ENTER)




Command CIRCLE

C (ENTER)

Select the Centre Point of Circle: (Select with mouse)

Select the Radius of Circle: 20 (Enter)

Command CIRCLE

C (ENTER)



Show Fig 1C.2

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Command COPY

CO (ENTER)






Show Fig 1C.3

Command COPY

CO (ENTER)




Command ROTATE

CO (ENTER)

Select Object to Rotate: (Select the Line) (Enter)

Specify base Point of Selected Object: (Select with mouse) (Enter)

Specify Rotation Angle: 90 (Enter)

Command MOVE

MO (ENTER)

Select Object to Rotate: (Select the Line) (Enter)

Specify base Point of Selected Object: (Select with mouse) (Enter)

Specify Move Distance: (Select with mouse)

Show Fig 1C.4



Show Fig 1C

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Draw Following in AutoCAD 2D drawing and write down all steps.

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EXPERIMENT NO. 2

3D SOLID MODELING – I (AUTOCAD)

Prepare 3D Solid Model using AutoCAD.

Draw Fig 2.6 in AutoCAD 3D drawing and write down all steps.

Command LINE

L (Enter)






Command CIRCLE

C (ENTER)



Command TRIM

TR (ENTER) (ENTER)

TRIM [Fence Crossing Project Edge Erase Undo]: (Select with mouse to trim object)

Command DELETE

DE (Enter)


Command REGION

REG (ENTER)

Select Object to Region: (Select with mouse)

Show Fig 2.1

Command EXTRUDE

EXT (ENTER)

Select Object to Extrude: (Select Fig 2.1) (Enter)

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Specify Height of Extrusion: 15 (Enter)

Show Fig 2.2

Command CYLINDER

CYL (ENTER)

Select Centre Point: (Select with mouse)

Specify Base Radius: 10 (Enter)

Specify Height: 15 (Enter)

Command SUBTRACT

SU (ENTER)

Select Main Object: (Select Cylinder with mouse) (Enter)

Select Object to Subtract: (Select Base with mouse) (Enter)

Show Fig 2.3

Command LINE

L (Enter)






Command CIRCLE

C (ENTER)



Command TRIM

TR (ENTER) (ENTER)

TRIM [Fence Crossing Project Edge eRase Undo]: (Select with mouse to trim object)

Command DELETE

DE (Enter)


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Command REGION

REG (ENTER)

Select Object to Region: (Select with mouse)

Show Fig 2.4

Command CYLINDER

CYL (ENTER)

Select Centre Point: (Select with mouse)

Specify Base Radius: 15 (Enter)


Command SUBTRACT

SU (ENTER)

Select Main Object: (Select Cylinder with mouse) (Enter)

Select Object to Subtract: (Select Base with mouse) (Enter)

Show Fig 2.5

Command MOVE

M (Enter)

Select Object to Move: (Select the Fig 2.5) (Enter)


Specify Second Point to Move the Object: (Select with mouse)

Command WEDGE

WE (ENTER)

Select First Corner: (Select with mouse)

Select Other Corner or [Cube Length]: L (Enter)

Specify Length: 25 (Enter)

Specify Width: 10 (Enter)


Command UNION

UNI (ENTER)

Select Object: (Select all with mouse) Show Fig 2.6

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EXPERIMENT NO. 3

3D SURFACE MODELING (AUTOCAD)

Prepare 3D Surface Model using AutoCAD.

Draw Fig 3.6 in AutoCAD 3D surface drawing and write down all steps.

Command 3DFACE

3DF (Enter)


Specify Second Point: 100 (Enter)

Specify Third Point: 60 (Enter)

Specify Fourth Point: 100 (Enter)







Show Fig 3.1

Command LINE

L (Enter)



Specify Next Point: 20(Enter)



Command CIRCLE

C (ENTER)



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Fig No. 3.1

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Command CIRCLE

C (ENTER)



Command TRIM

TR (ENTER) (ENTER)

TRIM [Fence Crossing Project Edge Erase Undo]: (Select with mouse to trim object)

Command DELETE

DE (Enter)


Show Fig 3.2

Command EXTRUDE

EXT (ENTER)



Show Fig 3.3

Command LINE

L (Enter)




Specify Next Point: (Select with mouse) (Enter)

Show Fig 3.4

Command EXTRUDE

EXT (ENTER)



Show Fig 3.5

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Fig No. 3.3

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Command MOVE

M (ENTER)




Command MOVE

M (ENTER)




Show Fig 3.6

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Fig No. 3.5

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Fig No. 3.6

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Fig No. 3.7

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EXPERIMENT NO. 4

3D SOLID MODELING - II (AUTODESK INVENTOR)

Prepare 3D Model using Autodesk Inventor.

Draw Fig 4.7 in Autodesk Inventor and write down all steps.

STEP – 1

Open the Autodesk Inventor by double clicking the mouse, select part file.

STEP – 2

For creating new part click by mouse on 2D sketch Icon and select by mouse click XY Plane.

STEP – 3

Draw 2D sketch

Show Fig 4.1

STEP – 4

After finish 2D sketch click on Extrude Icon and give length of extrusion is 170.

And Create 3D model.

Show Fig 4.2

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Fig No. 4.2

STEP – 5

After create 3D model select Rear Plane of 3D model and Create 2D sketch.

Show Fig 4.3

STEP – 6



Show Fig 4.4

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Fig No. 4.4

STEP – 7


STEP – 8

After finish 2D sketch click on Extrude Icon and give length of Extrude Cut is 15.

Show Fig 4.5

Fig No. 4.5

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STEP – 9

Now Create 2D sketch as shown in Fig 4.6 on YZ Plane.

Show Fig 4.6

STEP – 6



And hear all steps for creating solid model in Autodesk Inventor is Complete and we show

3d model in Fig. 4.7

Show Fig 4.7

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Fig No. 4.7

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Fig No. 4.8

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EXPERIMENT NO. 5

3D SOLID MODELING - II (AUTODESK INVENTOR)

Prepare 3D Model using Autodesk Inventor.

Draw Fig 5.7 in Autodesk Inventor and write down all steps.

STEP – 1

Open the Autodesk Inventor by double clicking the mouse, select part file.

STEP – 2

For creating new part click by mouse on 2D sketch Icon and select by mouse click XZ Plane.

STEP – 3

Draw 2D sketch

Show Fig 5.1

STEP – 4



Show Fig 5.2

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Fig No. 4.2

STEP – 5


Show Fig 5.3

STEP – 6



Show Fig 5.4

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Fig No. 5.4

STEP – 7


STEP – 8

After finish 2D sketch click on Extrude Icon and give length of Extrude Cut is 10.

Show Fig 5.5

Fig No. 5.5

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STEP – 9

Now create 2D sketch as shown in Fig 5.6 on XY Plane.

Show Fig 5.6

STEP – 6


And Create 3D model

And hear all steps for creating solid model in Autodesk Inventor is Complete and we show

3d model in Fig. 5.7

Show Fig 5.7

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Fig No. 5.7

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Fig No. 5.8

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3341904 cad lab_manual_prepared by vipul hingu

Engineering

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