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But we need to drill a hole through the board to screw the servo to the board. The servo horn has a hole for it to be fixed to a servo motor.This horn will be later connected to the horizontal servo. Glue the servo horn to the backside of the board, right at the center.Make sure that the soldering is done carefully and there are no short circuits.5V connection and GND connection are soldered behind the board. The connectors are placed with enough room for Arduino to be placed. For this, we will use a 2 – pin screw terminal, 2 – pin female header pins and set of male and female header pins.
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We will use this board to make some electrical connections and also fix the Arduino board and second vertical servo. Take a zero board of approximately 11 CM x 7CM dimension.You do not have to follow the exact same steps, if you are planning to build one. The construction made in this project and demonstrated in this blog is as per our convenience and just to give an idea to the reader. We will see a step by step construction of the Robotic Arm. This is to say that we can build a Robotic Arm with the things we got around and do not require pre designed parts or 3D printed parts. Apart from the Microcontroller (we have used Arduino UNO) and servo motors, all other components that are part of the arm were collected from office scrap (mostly). In this project, we have built a simple Robotic Arm, which is fully automated to do certain tasks. Even our thoughts were same in the beginning and once we put our full focus on the thing, we found it rather easy and all it takes is some time and tinkering. The first thought for a beginner would be constructing a Robotic Arm is a complicated process and involves complex programming. Robotic arms are very common in industries where they are mainly used in assembly lines in manufacturing plants. Robotic Arm is one of the popular concepts in the robotic community.
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