Practice Drawing No.30

• Open the Catia V5 application. The assembly workbench is opened it is default. Close the assembly workbench and Go to START--->MECHANICAL DESIGN---->PART DESIGN, Now enter the part name what you want and click the enable hybrid design checkbox and ok.

• Select YZ plane in the specification tree and then choose sketch tool from the sketcher toolbar.

• Choose rectangle tool. Draw as shown in fig and constraint this.

• Click exit workbench, choose pad tool. Pad definition dialog box is open. Enter 175mm in the length spinner, click mirrored extend tool and click ok.

• Now choose draft tool. Draft definition dialog box is open. Enter 5deg in angle and select the faces as shown in fig and click ok.

• Select the front face of the pad1 feature and click sketch.

• Draw as shown in fig by using circle and line tool.

• Click exit workbench, choose pocket tool. Pocket definition dialog box is open. Enter 300mm in depth and click ok.

• Choose edge fillet tool. Edge fillet definition dialog box is open. Enter 25mm radius and select the lines as shown in fig and click ok.

• Again choose edge fillet tool. Edge fillet definition dialog box is open. Enter 25mm radius and select the lines as shown in fig and click ok.

• Choose shell tool. Shell definition dialog box is open. Enter 5mm in the default inside thickness, select the face as shown in fig and constraint this.

• Select XY plane and click sketch. Draw as shown in fig and constraint this. Click exit workbench, choose pocket tool. Pocket definition dialog box is open. Enter 300mm in the depth and click ok.

• Choose rectangular pattern. Rectangular pattern definition dialog box is open. Enter 5 in instances, 97.7mm in spacing and click ok.

• Select XY plane and click sketch. Draw circle as shown in fig and constraint this.

• Click exit workbench, choose pad tool.pad definition dialog box is open. Enter upto next in first limit, enter 54mm in second limit and click ok.

• Choose rectangular pattern. Rectangular pattern definition dialog box is open. Enter 2 in instances, 270mm in spacing and click ok.

• Again choose rectangular pattern. Rectangular pattern definition dialog box is open. Enter 2 in instances, 390.8mm in spacing and click ok.

• Again choose rectangular pattern. Rectangular pattern definition dialog box is open. Enter 2 in instances, 270mm in spacing and click ok.

• The final model is shown in fig.

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