Cad cam Presentation Report

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Transcript of Cad cam Presentation Report

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1 Go to ftp://144.16.106.78 2 Use ftp clients like WS FTP or CUTE

FTP 3 PTCPRO-EWIN2000-NT4 setup 4 Search the file “hosts” in C: 5 Open “hosts” in NOTEPAD/WORDPAD 6 At the bottom of the file “hosts” write 144.16.106.78 cc-001

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•It is one of the most widely used CAD/CAM software in today’s world

•This tool is provided by PTC and the website is www.ptc.com

•Pro-E runs on a Windows xp, Windows 7, Windows NT or UNIX platform.

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Earlier, engineering designs were constructed with 2D drawings.

Now, engineering drawings are represented by mathematical solid models instead of as 2D drawings.

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Two main reasons for the move from 2D models to solid 3D models

1. The solid model can be understood even by non-technical members of the team, such as those from marketing and sales department.

2. The capabilities of solid modellers have been upgraded so that the model can represent not only the geometry of the part being designed, but also the intent of the designer.

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Pro-E InterfaceApplication Manager

Menu Bar

Menu Manager

Main Graphics Window

Top Toolbar

Right Toolbar

Model Tree

Message Area

Default DatumPlanes

Coordinate System

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3. Protrusions and Cuts3. Protrusions and Cuts

A protrusion( or extrusion) is a part feature that adds material. Different geometries can be sketched by combining a variety of form options and attributes during creation of protrusion feature.

Cuts are used to remove material from existing solid features.

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Protrusions.

A protrusion is always the first solid feature created. This can be the base feature or the first feature created after a base feature of datum planes.

To create an extruded protrusion:1. Choose Feature from the PART menu, and the choose Create from the FEAT menu. 2. Choose Protrusion from the SOLID menu.3. Choose Extrude=>Solid=>Done=> from the SOLID optionsmenu.4. Pro/E displays PROTRUSION : Extrude dialog box, which listsThe elements needed for creating this type of protrusion.5. Pro/E displays ATTRIBUTES menu, which lists the followingOptions:

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(a) One Side Creates the feature of one side of the sketching plane.(b) Both Sides Creates the feature on both sides of the sketching Plane.6. Choose One side or Both Sides=> Done from ATTRIBUTES menu.7. Select the sketching plane.8. Sketch the protrusion.

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a circle

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the circle when extruded forms the solid cylinder

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a square

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the square when extruded forms the solid cuboid

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CutsTo remove material from a part, we use the following features.

1. Choose Feature from the PART menu, and then choose Create From the FEAT menu. 2. Choose Cut from the SOLID menu.3. Choose Extrude=>Solid=>Done (SOLID OPTS menu).4. The appropriate dialog box is displayed.5. Choose One Side or Both Sides=> Done (ATTRIBUTES menu).6. Select the sketching plane on the part and the parts orientation.7. Accept the cut direction or flip the arrow.8. Determine the depth of the cut

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a rectangular parallelepiped

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a rectangular parallelepiped with a cut

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Another variety of geometric construction which is accomplished byPro/E are holes. This is a pick and place feature, because they are created automatically from your input and placed according to promptsby Pro/E. A hole can also be created using a Cut, but it must besketched. To create a straight hole, the following steps are done

1. Choose Hole from SOLID menu.2. Pro/E displays HOLE OPTS menu. Choose Straight=> Done.3. Pro/E displays the Feature Creation dialog box and the

PLACEMENT menu, which lists the options Linear, Radial, Coaxial etc. Choose one of the options, then Done.

4. Select the placement plane.

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5. Select the first reference (edge, surface, axis or datum).6. Enter the distance from the first reference in the message area.7. Select the second reference.8. Enter the distance from the second reference in the message area.9. Pro/E displays SIDES menu. Choose One Side or Both Sides, then Done.10. Select the extent to which the hole will be created.11. Select OK in the dialog box to create the hole.

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(i)

(ii) (iii)

EXAMPLE

(i) A solid body(ii) A solid body with a full lengthcoaxial hole.(iii) A solid body with a variablelength coaxial hole.

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5. RoundsRound creates a fillet, or a round on a edge, that is smooth transitionwith a circular profile between two adjacent surfaces.

Following are three simple types of rounds.1. Edge-Surface rounds

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2. Surface-Surface rounds

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3. Edge Pair rounds

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Thank

You