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Four Degrees of Freedom Robotic Arm

10 Simple Steps to Make Four Degrees of Freedom Robotic Arm

Components Required:

  1. DIY Kit
  2. Arduino Uno
  3. Breadboard
  4. Power Supply
  5. Jumpers

Software Required:

  1. Arduino IDE

Step Wise Assemble:

  1. Install the Base Plate

  1. Install Pivot Servo on Base Plate

  1. Install Bottom Acrylic Plate on Pivot Servo


  1. Install Left Arm Servo

  1. Install Right Arm Servo

  1. Install Center base plate


  1. Install Main Arm


  1. Install Small Arm

9. Install Grap

10. Connect the claw

Upload and Run the Code


Connect the Arduino to the computer using the USB Cable.

Open Arduino IDE software

Select the appropriate board under Tools > Board

Select the appropriate Serial Port under Tools > Port


Here is an example code that you can upload. Calibrate the angles of the arm by changing the appropriate angles in s1angle, s2angle, s3angle, s4angle variables.


Author: Nakul Garg


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