# An Introduction to Mechanisms

## 1 Making your automata - 2D Design

### Learn It

To make your own automata using 2D Design there are a number of skills that you need to be able to do.

### Learn It - Drawing boundary boxes

• On the side bar, click and hold one line tool and select the third option ‘given angle and length’.
• Type in the numbers you need. For example – 106mm by 0 degrees and 25mm by 90 degrees.
• Below is a video to help.

### Learn It - Find suitable images online

• Go to the website www.google.co.uk , type in what you want an image of.
• Click on images – tools – black and white – clipart
• Find a good image – remember the laser cutter only works in one colour so keep the images simple.
• Right click - Copy and paste into 2D design.
• Please note - not all images will work. Just keep trying until you get one that works.
• Below is a video to help.

### Learn It - Scale

• By clicking shift and then dragging a corner of the image you will maintain the images overall proportions i.e. it won’t be squashed or stretched.
• Below is a video to help

### Learn It - Vectorise the image

• At the top, go to Bitmaps > Vectorise Bitmap. Monochrome. OK. OK.
• Below is a video to help

### Learn It - Contour

• On the side toolbar, click on the Contour tool > spacing 0.00mm. Select red colour. Click on the outside of the image.
• Then move the contour layer away from the original image by dragging with the mouse.
• Below is a video to help

### Learn It - Holes for cutting

• On the side toolbar click on the circle tool – select the second option with an ‘R’. Change to 1.5mm.
• Click where you want the hole to be.
• Below is a video to help

### Learn It - Measuring using the dimension tool

• On the side toolbar, click on the dim lines tool. You need to draw a horizontal or vertical line, or both, on the object you want measuring. If you select the object and the dim lines, hold shift, you can resize objects with some accuracy.
• Please note: You will need to delete these lines when you have finished drawing otherwise they will be included in the cut.
• Below is a video to help

### Learn It - Adding Text

• From the side toolbar select the text tool. Click where you want to add text.
• Type your message then go to Settings to change the font size and type.
• Below is a video to help

### Learn It - Email to the lasercutter

• Firstly make sure your file is saved with a suitable name. Then go to Outlook – should be a link on the bottom toolbar in Windows – big O. Click on new. Type the address lasercutter and then check names. Attach the file and send it.
• Below is a video to help

### Learn It - A worked example

• Here is a worked example from start to finish. Please note: the sound and images are sometimes not in sync.

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