Mobile Operated Wall Painting Machine

Abstract

In the modern construction industry, automation is becoming increasingly essential to improve efficiency and reduce manual labor. This project focuses on developing that automates the wall painting process, ensuring uniformity, speed, and cost-effectiveness. The machine is designed to move along a vertical and horizontal axis, covering large surface areas with minimal human intervention.The system consists of a frame structure, motorized rollers, a paint spray mechanism, and a microcontroller-based control system. Using sensors and programmed algorithms, the machine adjusts the spray pressure, movement speed, and paint flow to achieve consistent coverage. The objective is to reduce human effort, minimize paint wastage, and enhance the quality of the painted surface.This project has significant applications in residential and commercial construction, reducing labor costs and improving workplace safety by minimizing direct human exposure to paint chemicals. Future improvements could include AI-based surface detection, adaptive paint control, and integration with robotic arms for more complex painting tasks.

Introduction

Summary:

The Mobile Operated Wall Painting Machine automates wall painting to address the challenges of manual painting, such as time consumption, uneven finishes, and labor intensity. This robotic system uses advanced mechanical and electronic components to paint walls uniformly and efficiently with minimal human effort, enhancing productivity and reducing paint wastage.

Key features include omnidirectional Mecanum wheels for precise mobility, allowing the machine to navigate smoothly in all directions without rotating. The system uses lead screws and linear bearings to control accurate vertical and horizontal movements, ensuring even paint coverage. A diaphragm pump supplies a consistent flow of paint from a baffled water tank that reduces sloshing and maintains paint stability.

Motors (DC and Johnson motors) controlled via motor drivers and an ESP32 microcontroller manage the machine’s movement and paint spraying mechanisms. The system is programmable and supports remote wireless operation via WiFi or Bluetooth, enabling autonomous, pre-defined painting routes.

Together, these technologies integrate to deliver a fast, precise, and automated wall painting solution suitable for residential, commercial, and industrial applications.

Conclusion

Mobile Operated Wall Painting Machine proves to be an effective solution for automating painting tasks. It reduces labor costs, enhances precision, and speeds up the painting process. The system is easy to operate, cost-efficient, and scalable, making it a valuable innovation for the construction industry. With proper calibration and programming, the machine can be adapted for different wall textures, heights, and painting patterns.

References

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Copyright

Copyright © 2025 Prof. S. J. Mulani, Shreyash Laxman Chandanshive, Ritesh Sambhaji Khade, Akshay Jaykar Patil, Prashantsingh Mahendrasingh Rajput, Akash Balasaheb Patil. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.