Make a Simple & Cheap Bug-Bot
Its a very simple & stupid Robot with a handmade sensor . All of the things you need to make it , is easy to gather for example from internet shop : RoboChip.ir
Connect Gearbox Motors
Pictures are very clear . You can see & buy Gearboxes & Wheels + Armature motors in this link .
Shape the paper clips like a Bug antenna & connect it to the tip of micro switch with a wire-shoe & cover it with a small temperature cover .
Connect 2 Battery Holder
Its simple with screws .
Stand for Sensors
Make a stand for your sensors with 2 plastic elements & connect them to metal body of robot . Links of the materials in this step :
Connect the Power Switch
Connect the power switch with a adhesive stick to the body .
Power Circuit
Its very simple . We want 3 & -3 volt to CW & CCW rotating for 2 motors .
Sensors & Motors Circuits (wiring)
Its very clear to understand . 0v connected to power switch .