Robot Car Chassis Kit
Robot Car Chassis Kit
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The Robot Car Chassis Kit is a complete mechanical platform designed for building autonomous and remote-controlled mobile robots with integrated motor mounts, wheel axles, and structural framework. Robotics engineers, hobbyists, and educational institutions use this kit to develop line-following robots, obstacle-avoiding vehicles, and autonomous navigation systems without designing chassis from scratch. This product solves the critical challenge of rapid prototyping by providing a pre-engineered, dimensionally accurate chassis that eliminates mechanical design iterations and accelerates project deployment.
Specifications
| Specification | Details |
| Product Type | Dual Motor Robot Car Chassis Kit |
| Brand | Standard/Generic Quality |
| Origin | Original/Authentic |
| Frame Material | Aluminum Alloy or ABS Plastic Composite |
| Chassis Dimensions | 170mm x 110mm x 60mm (Length x Width x Height) |
| Motor Compatibility | Standard 3-6V DC Motors with 3mm or 6mm Shaft |
| Wheel Diameter | 65mm Rubber Wheels with Ball Bearings |
| Maximum Speed | 0.5-1.5 m/s depending on motor specifications |
| Payload Capacity | 500g to 2kg |
| Battery Compartment | Supports 4xAA or 2x18650 Li-ion cells |
Why Choose Robot Car Chassis Kit?
100% Authentic
GST Invoice - A GST invoice is included with every order.
Expert Support - Dedicated technical help on WhatsApp and email.
Pan-India Delivery - Shipped across Bengaluru, Delhi NCR, Hyderabad and all of India.
Trusted by Makers - Used by students, hobbyists and professionals nationwide.
Key Features of Robot Car Chassis Kit
- Dual Motor Mounting Brackets: Precision-engineered aluminum brackets with adjustable motor positions enable fine-tuning of wheel alignment and torque distribution for straight-line motion accuracy within 2-degree deviation
- Ball Caster Wheel: Swivel-mounted ball caster at the front provides omnidirectional support and reduces friction during turning maneuvers, essential for executing sharp 90-degree turns in maze-solving applications
- Pre-drilled Sensor Mounting Points: Multiple M3 threaded holes accommodate ultrasonic sensors, infrared modules, and line-tracking sensors without requiring additional drilling or modifications
- Integrated Battery Compartment: Sealed compartment with positive and negative terminals prevents short circuits and provides secure mounting for AA or Li-ion battery packs with internal voltage regulation support
- Modular Frame Design: Stackable platform allows vertical mounting of additional PCBs, sensor shields, and mechanical attachments for multi-functional robot configurations
- Low Center of Gravity: Optimized weight distribution keeps the center of mass 35mm above the ground plane, maximizing stability during high-speed maneuvers and uneven terrain navigation
Perfect For
- Line-Following Robots: Deploy IR sensor arrays on the pre-drilled mounting points to create autonomous line-tracking systems for warehouse automation and manufacturing floor navigation with accuracy up to 95 percent
- Obstacle Avoidance Systems: Integrate ultrasonic or LiDAR sensors to develop autonomous vehicles capable of detecting obstacles within 2-3 meters and executing real-time path planning algorithms
- Robotics Competition Platforms: Ideal chassis for IEEE robotics competitions, RoboWars, and autonomous vehicle challenges where rapid prototyping and reliable mechanical performance are critical
- Educational STEM Projects: Perfect for engineering students and hobbyists learning microcontroller programming, motor control, and sensor integration through hands-on robotics development
- Autonomous Delivery Systems: Lightweight design enables deployment in indoor warehouse environments for small-package transport with payload optimization up to 1.5kg
- Research and Development: Serves as a rapid prototyping platform for testing new sensor algorithms, control systems, and mechanical innovations in mobile robotics
How to Use
Begin assembly by inserting the motor shafts into the pre-aligned motor mounting brackets, securing them with M3 screws and ensuring both motors rotate in opposite directions for forward motion. Mount the wheels onto the 6mm axles with provided washers and clips, then attach the ball caster wheel assembly to the front frame using the swivel mounting bracket. Install your microcontroller board (Arduino Uno, Raspberry Pi, or equivalent) onto the upper platform using M3 standoffs, maintaining at least 20mm clearance above the motor assembly for heat dissipation.
Connect the motor terminals to your motor driver module (L298N or similar) ensuring proper polarity to prevent reverse rotation, then program your microcontroller with appropriate PWM signals for speed control and GPIO pins for directional logic. Insert your battery pack into the compartment, connect the positive and negative terminals to the motor driver input, and perform a test run on a flat surface to verify straight-line motion. Calibrate motor speeds by adjusting PWM duty cycles until both wheels rotate at identical speeds, then mount your sensors (ultrasonic, IR, or line sensors) on the designated mounting points and integrate their data into your control algorithm.
Product Overview
The Robot Car Chassis Kit features a lightweight yet rigid aluminum or plastic composite frame with dual-motor mounting brackets, pre-drilled holes for sensor integration, and optimized weight distribution for balanced motion dynamics. The chassis operates on the principle of differential drive locomotion, where independent speed control of left and right motors enables precise turning, rotation, and directional movement. This modular design accommodates standard DC motors (3V to 12V), servo motors for steering, and supports payload capacities of 500g to 2kg depending on the specific model variant.
What distinguishes this chassis kit is its compatibility with popular microcontroller platforms including Arduino, Raspberry Pi, and STM32 boards through standardized connector points and mounting holes. The pre-assembled wheel hubs, ball caster support, and integrated battery compartment reduce assembly time to 30-45 minutes while maintaining structural integrity for demanding applications. The low center of gravity design and wide wheelbase ensure stability during acceleration and sharp turns, critical parameters for reliable autonomous operation in competitive robotics environments.
Frequently Asked Questions
What motors are compatible with this Robot Car Chassis Kit?
This chassis kit supports standard DC motors with 3mm or 6mm shafts operating at 3V to 12V. Most commonly used are 3-6V 200RPM geared motors or 6V 300RPM motors. We recommend 6V motors for optimal speed and torque balance. Higher voltage motors (above 12V) require additional voltage regulation and may exceed the chassis structural load limits.
Can I add multiple sensors to this chassis?
Yes, the chassis features multiple pre-drilled M3 holes specifically designed for sensor mounting. You can integrate ultrasonic sensors, IR line sensors, compass modules, and accelerometers simultaneously. The modular platform supports stacking additional PCB shields above the main frame. Ensure total sensor weight does not exceed 300g to maintain optimal center of gravity and motor performance.
What is the maximum payload capacity?
The standard chassis supports 500g to 2kg payload depending on motor specifications and battery voltage. With 6V 300RPM motors, maximum recommended payload is 1.5kg. Exceeding this limit reduces speed, increases motor heating, and may cause mechanical stress on the wheel axles. For heavier payloads, consider upgrading to higher torque motors or using a larger chassis variant.
How do I ensure straight-line motion without deviation?
Motor speed calibration is critical for straight-line movement. Adjust the PWM duty cycle of each motor independently using your microcontroller until both wheels rotate at identical speeds. Most deviations result from motor manufacturing tolerances. Use software-based PID control loops to continuously monitor encoder feedback and dynamically adjust motor speeds, achieving deviation accuracy within 1-2 degrees over 1-meter distance.
Is this chassis suitable for outdoor use?
The standard chassis is optimized for indoor use on smooth, flat surfaces. For outdoor deployment, consider upgrading to larger diameter wheels (80-100mm) with deeper tread patterns and adding weather-resistant enclosures for electronics. The aluminum frame provides corrosion resistance, but exposed motor terminals should be sealed with waterproof connectors for outdoor robotics applications.
When will I receive my order?
Are bulk discounts available?
Yes, wholesale pricing for orders of 10 or more units. Contact our sales team via WhatsApp or email for a customized bulk quote.
Customer Support
Email: techdepotindia@gmail.com
WhatsApp: Available for setup and troubleshooting help
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