Precision Integrated Servo Joint SP for Robots with Planetary Gearbox and Absolute Encoder

• ✔ Highly integrated design for simplified construction
• ✔ Simple connection thanks to efficient CAN bus communication
• ✔ Extremely compact dimensions and low weight (from 180 g)
• ✔ High torque for demanding robotic applications
• ✔ Dual absolute encoder for precise and reliable positioning
• ✔ Low power consumption for extended operation
• ✔ Wide range of applications, from bionic robots to educational arms

This SP planetary robot joint module represents a revolutionary solution for complex robotic systems. With its advanced integration of a precision planetary gearbox, a powerful torque motor and a professional servo drive, it offers unmatched performance in a compact package. It is the ideal choice for developing sophisticated robots where precision, reliability and efficiency are key.

⭐ Discover the heart of your robotic innovation

• Integrated servo drive: The module is a fully integrated micro-servo joint with a planetary gearbox, torque motor and professional servo drive, forming a complete drive control unit.
• CAN Bus communication: Serial connection of joints via CAN bus simplifies wiring, facilitates control and minimizes the risk of failure of the entire system.
• Compact and lightweight design: Extremely low weight (lightest weight only 180 g) and small dimensions significantly reduce energy consumption and open the door to new design possibilities.
• High precision and durability: Metal planetary gearbox with accuracy better than +/-12 arcmin (0.2 degrees), low noise (<70 dB) and robust construction with double output bearing.
• Dual absolute encoder: Two 16-bit absolute encoders (one on the output) ensure that the position is not lost even in the event of a power failure, without the need for an external battery.
• Programmable flexibility: Integrated algorithms allow the setting of trajectory profiles, acceleration, deceleration, speed limits, torque and temperature, allowing the free realization of different working modes.
• Operating system support: Provided host software for UBUNTU and WINDOWS, along with C/C++ APIs for integration into LINUX (ROS) and WINDOWS systems, accelerate development and deployment.

🔬 Explore every detail without compromise

The SP Robotic Joint Module is designed for maximum efficiency and performance. Its ability to replace traditional brushless motors and high-torque servos with high cost-effectiveness and stable performance makes it an ideal choice for a wide range of applications, from bionic robots and animals to educational robotic arms and other multi-joint systems.

At the heart of this module is a brushless torque motor with high density and ultra-long life exceeding 5000 hours of normal operation. Together with a precision metal planetary gearbox that can withstand high torque and has zero axial play thanks to the double bearing structure at the output, this module guarantees reliability and long-term sustainability in your application.

The integrated drive with FPGA design ensures stable performance and strong immunity to interference. With a CAN2.0A bus with a speed of 1.0 MHz and support for up to 254 joints or I/O devices in series, implementation into complex robotic architectures is incredibly simple and efficient.

❓ Are you facing challenges in robotic design?

Building an advanced robot with many joints is often associated with demanding cabling, high component weight, and complex integration. Are you looking for a reliable, compact, and energy-efficient solution that would simplify development and increase the performance of your robotics projects without compromising on accuracy?

💡 Get your time back and increase efficiency with the SP module!

The SP Integrated Servo Joint provides a complete answer to these challenges. With its unique combination of precision mechanics, powerful electronics and intelligent control in a single compact unit, you get a solution that reduces complexity, saves space and maximizes the potential of your robotic system. Discover the freedom in design and reliability in operation that the SP module offers you.

🚀 More than just features, real benefits for you

• Easy integration: CAN bus serial connection -> Faster development and less wiring worries.
• Energy saving: Low weight and optimized design -> Longer operating time and lower energy costs.
• Extreme precision: Double absolute encoder and metal gearbox -> Flawless positioning even after a power failure.
• Universal use: Support for bionic, educational and multi-joint robots -> Flexibility for a wide range of innovative projects.
• Reliability and long life: Robust design and tested motor -> Minimize maintenance and maximize return on investment.
• Advanced control: Integrated algorithms and open parameters -> Full control over robot behavior and easy optimization.

🎯 For whom is the SP module the ideal choice?

• For developers of bionic robots and animatronic animals looking for a compact and precise articulated solution.
• For designers of educational robotic arms and multi-joint platforms who appreciate easy integration and programmability.
• For researchers and students in the field of robotics who need reliable and powerful components for their prototypes and experiments.

🛡️ Do you have concerns? We'll answer them!

• Concern: Is the integration of such a complex module difficult? -> Answer: On the contrary, thanks to serial CAN bus communication, the connection is significantly simplified and the amount of cabling is minimized. In addition, APIs and software for Windows and Linux (ROS) are available to facilitate implementation.
• Concern: What happens to the joint position when the power fails? -> Answer: The module is equipped with a dual 16-bit absolute encoder, which ensures that the joint position is never lost, even without an external battery.
• Concern: Will the module be durable enough for my demanding projects? -> Answer: Yes, the metal planetary gearbox and robust double bearing construction are designed to withstand high torque and ensure long life even in demanding conditions.

⚙️ Technical specifications

Parameter	Value
Module type	Integrated servo joint with planetary gearbox
Transmission	Precision metal planetary
Gearbox accuracy	Better than +/-12 arcmin (0.2 degrees)
Noise level	<70 dB (at low speed)
Output design	Double bearing, no axial clearance
Engine	High-density brushless external rotor
Engine life	>5000 hours
Encoder type	Double absolute, 16bit*2
Position memory	Maintained even in the event of a power failure (without external battery)
Drive design	FPGAs
Communication interface	CAN2.0A bus
Bus speed	1.0MHz
Engagement support	Up to 254 joints or I/O devices in series
Current loop frequency	20 kHz
Speed ​​loop frequency	10 kHz
Position loop frequency	1 kHz
Supported OS for SW	UBUNTU, WINDOWS, LINUX (ROS) with C/C++ API
Supply voltage	24 V
Minimum module weight	180g

❓ Frequently Asked Questions

What is the main advantage of the integrated design of this module?

The main advantage is that all key components – gearbox, motor and control unit – are integrated into one compact unit. This simplifies assembly, reduces cabling and increases the reliability of the entire robotic system.

How does the module communicate with other robot components?

The module uses serial CAN bus communication (CAN2.0A), which allows for easy connection of multiple modules in series (up to 254) and efficient data exchange.

Is it necessary to connect an external battery to maintain the joint position?

No, the module is equipped with a dual 16-bit absolute encoder that remembers the current position even during a power outage without the need for any external battery.

What operating systems are supported for programming and control?

The manufacturer provides host software for UBUNTU and WINDOWS operating systems. In addition, a C/C++ API is available for integration into LINUX (ROS) and WINDOWS systems, which facilitates rapid development.

What types of applications are best suited for this module?

The module is ideally designed for bionic robots and animals, educational robotic arms, multi-joint combinations, and generally for applications requiring high precision, high torque, and compact design.

What is the module positioning accuracy?

Thanks to the precision metal planetary gearbox, the backlash is better than +/-12 arcmin (0.2 degrees), ensuring very high positioning accuracy.

Can the joint behavior parameters be set?

Yes, the module offers a complete set of settings, including trajectory profiles, acceleration and deceleration, speed limits, torque and temperature. The control loop frequencies (current 20kHz, speed 10kHz, position 1kHz) are also open for optimization.