Saturday, August 23, 2014

AUTOCAD FUNDAMENTALS 104 (Move, Mirror and Copy )

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AUTOCAD FUNDAMENTALS 104 (Move, Mirror and Copy )
Contents

STEPS

1)Start AutoCAD.

Save as “car-model-1”.

2) Download the image below.

Save as “car-model.gif”
http://www.car-drawings.narod.ru/images/rolls-royce/rolls-royce-phantom-ii.gif

3) Import the image into your AutoCAD Drawing.

3-1) Go to Ribbon: Insert/Reference/Attach.
3-2) Find the “car-model.gif” file.
3-3) Set the following Attach Image values.
3-3-1) Path Type: Full Path
3-3-2) Insertion point: Specify on-screen (No), X=0, Y=0, Z=0
3-3-3) Scale: Specify on-screen (No), 1
3-3-4) Rotation: Specify on-screen (No), 0
3-3-5) Click the Zoom Extent button on the Navigation Bar to show the whole image on the drawing space.

4) Draw the Rear Wheel.

4-1) Go to Ribbon, Select: Home/Draw/Circle/3-Point.
Look at the example on the help dialog window.
4-2) Click on three points as shown below.
4-3) Change the layer color from White to Red so that you can see the drawing clearly.

5) Draw the Center Point of the Rear Wheel.

5-1) Select Point Tool.
Go to Ribbon: Select Home/Draw/Point
5-2) Activate Snap function.
Turn On Object Snap.
Turn On Center.
5-3) Click the center of the Circle object.

6) Draw the other circular parts of the Rear Wheel.

6-1) Select Circle (Center, Radius)
6-2) Draw circle objects.

7) Group the Circle Objects.

7-1) Select the circles.
7-2) Right-Click and Select Group/Group.

8) Move Wheel Object Group to the Front Wheel.

8-1) Turn On the Ortho Mode.
8-2) Select the Group.
Find the grip. (Blue Node)
8-3) Click the Grip and move it to the right until the group is nicely placed on top of Front Wheel.
8-4) The Wheel Object now has moved from Rear Wheel to Front Wheel drawing.

9) Create a Mirror Copy of the Wheel Object.

To create a mirror copy, we need to know the mid-point between the Front and Rear Wheel. We will draw a Line to show us that point.

Info:
Before you start, make sure that you have activated Snap function and turned on the Mid-Point.
9-1) Draw a Line from the center point of the Wheel Object to the center of the Rear Wheel drawing.
9-2) If you can’t see the Line, set the Image Frame property to have Background Transparency.
9-2-1) Click the border of the Image Frame.
9-2-2) When the Context Tab appears in the Ribbon, select Background Transparency.
9-2-3) The Line should be visible now.
9-3) Select Mirror Tool.
9-4) Select the Wheel Object. Press ENTER.
9-5) Bring the mouse to follow the Line towards the Rear Wheel drawing until the mid-point symbol appear. Click that point.
9-6) Move the mouse upward a little bit and click.
9-7) The Command Line will prompt you “Erase source objects?”. Press Enter to accept the default answer, No.
9-8) The Mirror Copy is created exactly on the Rear Wheel drawing.
9-9) Delete the Line object as it is not needed anymore.

10) Create a Normal Copy of the Wheel Object

To create a Normal Copy, we have to select the object, specify Base Point and define the Target Point.
10-1) Go to the Ribbon. Select Home/Modify/Copy.
10-2) Click the Rear Wheel Object and press ENTER.
You will see the prompt below in Command Line.
10-3) Click the Center point of the Rear Wheel Object.
10-4) Click on the Spare Wheel drawing location and press ENTER to quit from Copy function.
10-5) Outcome:

DOWNLOAD: car-model-1.dwg

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Saturday, August 16, 2014

AUTOCAD FUNDAMENTALS 103 (Navigation Tools)


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AUTOCAD FUNDAMENTALS 103 (Navigation Tools)
Contents

0) PREPARATION

Continue from previous tutorial or download the Startup File.
https://lh3.googleusercontent.com/FhGIyzAvaAp1VNPZspQAvvvrK3g39Eb0FCwp1xge0gvUCUUJmjoqog-grWGNI84LrMzRZqVtduXlTvp_m6b6aVsZmqn2ewdUDwNScuzp2JhLY2cGYto5RY5Pd-FzBrCAVVqiF7ofNVw 

1) VIEW TAB

1-1) Start AutoCAD.
1-2) Find the VIEW Tab.
1-3)  Look at the three main navigation buttons.
Pan, Orbit, Extents.

2) PAN

2-1) Click the Pan Button.
2-2) Click on the Drawing Area and drag to Left or Right direction.

3) ORBIT

3-1) Click the Orbit Button.
3-2) Click and Drag, either Left/Right or Up/Down.

4) EXTENTS

4-1) Click the drop down button besides Extents Icon.
4-2) Start with the IN and OUT button.
4-3) Use Back/Forward Button to move between the view states that you have chosen.

Info:
As shown above, there are many options under the Extents button.
Details of each of them will be covered in separate tutorials.

5) MOUSE Operation

5-1) Use Mouse Scroll Button Up/Down to Zoom In/Out
5-2) Click Mouse Scroll Button to Pan.

6) VIEWCUBE and (NEW) FLOATING NAVIGATION BAR

6-1) Use VIEW CUBE to switch viewing angles.
6-2) Use the PAN and ORBIT

7) STEERING WHEEL

Now, try using Steering Wheel to perform the Navigation works.
7-1) Click the Steering Wheel on Navigation Bar.
7-2) Click somewhere on the drawing area to fix the position of the Steering Wheel.
7-3) Click the Pan Button on the Steering Wheel and move your mouse to Left and Right to see the outcome.
7-4) Try using other buttons as well.
7-5) Close the Steering Wheel by clicking the X button on top right corner of the wheel.
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AUTOCAD FUNDAMENTALS 102 (Drawing Tools Overview)


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AUTOCAD FUNDAMENTALS 102 (Drawing Tools Overview)
Contents

1) HOME TAB

  1.  Run AutoCAD.
  1. Find the Home Tab.
By default, Home Tab is the active Tab when AutoCAD starts.
  1. Under Home Tab, Find the Draw Group.
It should be on the leftmost side of the ribbon.
  1.  We are going to examine how the button works.
1.4.1) Hover your mouse over the Line button. Don’t move or click your mouse.
A help dialog pops up.
1.4.2) After a short pause, the help dialog grows to show you more information on how to use the tool.
  1. By looking at the example displayed in the Help Dialog, we would be able to use the tool correctly.
  1. There are four main drawing tools here.
We are going to use them in the following steps.
At this point, we don’t expect to go into details.
So, we will just click the button and follow the given examples without paying attention to any coordinates, distances, angles or measurements.

2) LINE Tool

2.1) Hover the mouse over the Line Button and wait for the AutoCAD to show the example.
2.2) Click the Line Button and draw the line by following the example above.
Don’t worry about the details. Click three points and then press [ESC] o [ENTER] Key.

3) POLYLINE Tool.

3.1) Hover the mouse over the PolyLine Button and wait for the AutoCAD to show the example.
3.2) Click the button and draw according to the given example.

4) CIRCLE Tool.

4.1) Hover the mouse over the Circle Button and wait for the AutoCAD to show the example.
4.2) Click the button and draw according to the given example.

5) ARC Tool.

5.1) Hover the mouse over the Arc Button and wait for the AutoCAD to show the example.
5.2) Click the button and draw according to the given example.

6) Done

We have drawn four basic drawing objects.

DOWNLOAD: Completed Project File

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