cad week 02 slide

8/14/2019 CAD Week 02 Slide

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Week 2

Editing & Modifying Sketches:


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Kulliyyah of EngineeringInternational Islamic University

MME 1102MME 1102COMPUTER AIDED DRAFTINGCOMPUTER AIDED DRAFTING

Section 2Section 2


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Extend FigureExtend Figure

is used to extend the sketched entity to intersectthe next available entity.

The sketched entity is extended up to itsintersection with another sketched entity or amodel edge.

Sketched entities beforeextending

Sketched entities after

extending

Entities to be selectedfor extending


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Trim Figure Trim Figure

To remove unwanted intersect portion To remove unwanted intersect portionof a sketched elementof a sketched element


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Entities to be trimmed Sketch after trimming theentities


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2D Fillet2D Fillet

To create a corner between 2 intersection To create a corner between 2 intersectionwith a given radiuswith a given radius

Sketched entities beforeand after filleting

Sketched entities beforeand after filleting


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2D Chamfer2D Chamfer

To create a chamfer of a figure with a To create a chamfer of a figure with agiven distance.given distance. Default 45 degree.Default 45 degree.

Entities to be selectedfor chamfering Distance of chamfering

Entities to be chamfered Sketched entities after chamfering


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MirrorMirror

Creating a reflection copy of the figureCreating a reflection copy of the figureabout an axis lineabout an axis line


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MoveMove

is used to move the selected entitiesfrom its base location to a desiredlocation.

Start point of translationEnd point of translation


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RotateRotate

is used to spin the selected entitiesfrom its base location to a desiredlocation.

Centre point of rotation


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RepeatRepeat

While sketching the base feature of a model,sometimes you may need to place the sketchedentities in a particular arrangement such asalong linear edges or around a circle.

Base feature with slots createdabout linear edges

Base feature with slotscreated around a circle


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Repeat: LinearRepeat: Linear

original

horizontallinearpath

verticallinearpath


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Practice W2-1Practice W2-1In this practice, you will draw the sketch shown in Figure B on one sideand then mirror it on the other side. The solid model is given only foryour reference. Use Dimension tool to dimension the sketch accordingly.

Figure A Model for Practice 1-1 Figure B Sketch of Practice 1-1


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Practice W2-2Practice W2-2In this practice, you will draw the sketch of the model, as shown in Figure A . The sketch is

shown in Figure B using Profile and Rectangle tool . You will not dimension the sketch.The solid model and the dimensions are given only for your reference.

Figure A: Solid Model for Practice 1-2 Figure B: Sketch of the Model


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Class Assignment W2-1Class Assignment W2-1Save as: c1w1.CATpartSave as: c1w1.CATpart

Draw the sketch of the model shown in Figure A . The sketch to be drawn is shown inFigure B . Complete the drawing with correct dimensions by adjusting grid spacing to 10mm .

Figure A : Solid model for ClassAssignment W1

Figure B : Sketch of the model

Submit your class assignment (filename indicate above) at

http://10.101.230.65:8080/cad.php


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Class Assignment W2-2Class Assignment W2-2 Draw the sketch

using the toolsusing the toolsyou haveyou havelearned so far.learned so far.

Submit your class assignment (filename indicated above) at

http://10.101.230.65:8080/cad.php


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Home Assignment W2-1Home Assignment W2-1 Save as: h1w1.CATpartSave as: h1w1.CATpart

Complete the drawing in Figure B with correct dimensions using all the tools thatyou have learned previously.

Figure A : Model for Home Assignment 1

Figure B : Sketch for Home Assignment 1

To be submitted on Week 2 class at http://10.101.230.65:8080/cad.php


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Home assignment W2-2Home assignment W2-2Draw one segment of theobject and use the tools todraw all segments andcomplete the sketch

1.Constructionline

2. Circle

3. Circle

To be submitted on Week 3 class at http://10.101.230.65:8080/cad.php

cad week 02 slide

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