Description of Case

(Bus)

1. How can we design the case?
To make the bus model become firm and beautiful, we used the cardboard to make the outline of the bus. And use the aluminum Board for PCB install.
　

2. We start to design the case outline.
In the aluminum board case, there are one display, one Keypad, two PCB and three switchers on it.
After that we calculate a suitable dimension, we start to from the shape.

3. We start to make the case.
We start to cut the aluminum board, draw the sharp and suitable size on it. Then we use the cutter to cut the aluminum board, use the file to file it.
We drill the hole for the PCB, switcher and keypad install by the drilling machine. Because of the hole is not suitable for the switch, we use the hole expending tools make it fit.
We go on to the Internet, and find the bus paper model. Then magnify the picture into the suitable size, and then paste it on the Cardboard to let it become firm. After that we cut it out to form the sharp, cut the hole for the timer display and keypad
　

4. Forming the Shapes
We use the Banding machine to bend the aluminum board to be the right angle to form the shapes.
Then we use the glue to stick the paper cover step by step.
　

5. Installing the PCB and case
After finished the both of aluminum board case and paper case, we install the PCB, switcher and keypad on aluminum board case by screw.
After that we cover the aluminum board case by the paper bus case.

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