What Is Miniature Slip Ring?

A miniature slip ring assembly is specially designed for small installation spaces. Also called a small slip ring, mini slip ring, compact slip ring, or micro slip ring. The miniature slip ring is the extension of the capsule slip ring and through the bore slip ring. The miniature package units have been designed to offer an economical and compact solution for signal and power transmission between the rotor and stator side. Shaft or flange are the two main mounting methods.

A Miniature Slip Ring is a device used mainly in rotating systems to transmit power, signals, data, etc. from stationary to rotating parts. It’s often used in areas where electrical connections must be made in a continually rotating assembly.

Miniature Slip Rings - HM Series

Available for Custom, Standard OD 6-20 mm

GRAND technology supplies miniature slip rings with low electrical noise, low loss, and low torque. Suitable for speed dome cameras, toys, stage lights, drones, and shadowless lamps. The company has micro slip rings to achieve high current, speed, and small space requirements for rotary.

Although GRAND offers modularized & standardized designs for various application solutions as an original slip ring manufacturer. Please feel free to contact us to create your most suitable miniature slip ring connector.

Feature

  • Share experience cases for high current, voltage, speed, circuits, wires
  • Micro design, accept custom
  • Support to mix transmission of digital signals, analog signals, Ethernet signals, power, etc.

Options

  • Operation speed, current &voltage
  • Connector
  • Type of Flange
  • No. of circuits
  • Housing material
  • Position of wire outlet
  • Protection level (dust and water)

Model Breakdown

Model

Picture

No. of Rings

OD(mm)

Rated Current

Rated Voltage

RPM

PDF

4-12

6.5

1A

240V

0~250

4-12

12

1A

240V

0~250

4-18

15

1A

240V

0~250

6-18

12

2A~10A

240V

0~250

6-24

15

2A~10A

240V

0~250

12-18

20

2A~25A

240V

0~250

Slip Rings Get a Quote

Try Grand Slip Rings Now!

🔒 Want to know more about our Miniature Slip Rings? Send us your inquiry using the form below, and we’ll provide all the details you need.

Miniature Slip Ring Applications

Miniature Slip Rings find their applications in a wide range of fields due to their compact size and effective transmission properties. Here are a few key sectors where they are extensively used:

  1. Medical Equipment: Their small size makes them ideal for use in various medical devices. This is particularly true for devices involving rotational parts, such as scanning machines, dental machinery, and other related equipment.
  2. CCTV Systems: Miniature slip rings facilitate the transmission of video signals from rotating parts like pan-tilt-zoom cameras. They are crucial for enabling 360-degree continuous rotation without compromising signal integrity.
  3. Industrial Machinery: In industries where machines have parts that rotate, such as wind turbines, packaging equipment, and conveyors, miniature slip rings are used to provide continuous power or signal flow during rotations.
  4. Robotics: In the realm of robotics, these slip rings are applied in scenarios where power/signal transmission is required between stationary and moving parts. They help facilitate uninterrupted robotic movements.
  5. High-Speed Applications: As suggested by the MM series high-performance brushless slip ring solutions by Rotocon, miniature slip rings might be used in applications operating at high speeds, even above 2,000 RPM.

It’s important to note that the exact type of miniature slip ring and its specifications can be adapted to fit specific applications, further expanding their potential fields of use.

Miniature Slip Ring Advantages

Miniature Slip Rings offer several advantages, making them suitable for a diverse range of applications. Some of the most notable benefits of these devices include:

  1. Compact Size: Miniature Slip Rings have a small footprint, which allows for seamless integration into tight spaces and applications with size constraints.
  2. Multi-Channel Transmission: They can transmit multiple electrical signals, power, and data simultaneously, enabling the integration of various functionalities into a single system.
  3. Low Torque & Noise: Designed for minimal rotational resistance, these slip rings ensure smooth operation and low noise, which can be especially important in sensitive environments, such as medical equipment.
  4. Long Service Life: Thanks to their robust design and quality materials, Miniature Slip Rings often have long service lives under normal operating conditions, providing reliable performance.
  5. Customizability: Manufacturers often tailor Miniature Slip Rings to match specific requirements, including special configurations, number of channels, connectors, and materials, to suit the needs of an application.
  6. High-Speed Applications: Miniature Slip Rings are capable of supporting high-speed rotation without losing any performance reliability, making them suitable for use in demanding applications.
  7. Low Electrical Resistance: As these slip rings typically exhibit low electrical resistance, they can reduce energy loss and maintain efficient transmission of signals and power.
  8. Ease of Maintenance: Owing to their simple design, Miniature Slip Rings usually require minimal maintenance efforts to keep them operating efficiently.

These advantages contribute to the widespread adoption of Miniature Slip Rings in various industries, including medical, security, robotics, and communication technology.

Miniature Slip Rings offer several advantages

Functionality of Miniature Slip Rings

Seamless Transmission: Miniature slip rings are designed to provide efficient conduction of electrical signals, power, and data between rotating and stationary components. This seamless transmission is critical in various systems where continuous rotation is required, ensuring that devices operate effectively without interruptions.

Diverse Designs: These slip rings come in several configurations, including PCB, pancake, through bore, and USB designs. Each type is tailored to meet specific application needs, allowing for versatile integration while maintaining the primary function of facilitating the flow of signals and power.

Applications: Miniature slip rings are widely utilized in devices such as smart toys, small robots, helicopter models, and turntables. Their ability to connect stationary and rotating parts makes them essential in enhancing the performance and functionality of these applications, enabling innovative designs and operations. They are also used in surveillance and video systems, wind turbines, stage lights, entertainment equipment, packing machines, robotic arms, construction machinery, medical devices, marine applications, cable reels, automation systems, measuring equipment, military applications, and radar and antenna systems.

Performance Maintenance: To uphold the optimal functionality of miniature slip rings, it is crucial to keep them within specified operational limits and conduct routine maintenance. Regular checks and servicing help ensure reliability and longevity, maximizing the effectiveness of the slip rings in their respective applications.

Miniature Slip Ring Installation, Use, and Maintenance

Installation

The installation of Miniature Slip Rings varies depending on their type and the specific application in question. However, the general installation process involves these steps:

  1. Identify the Device Connection Points: Determine the points where the slip ring will connect to your device’s stationary and rotating parts.
  2. Connect the Wires: Connect the wires from the stationary part to the slip ring and secure the slip ring into place.
  3. Connect Rotating Parts: Connect wires from the rotating part to the other side of the slip ring. Then, secure the rotating part in a manner that allows free rotation.

Use

In use, power or signal is applied to the stationary part of the slip ring. The electrical signals, data, or power pass through the slip ring’s metal or graphite brushes, which maintain contact with the rotating part enabling continuous power or signal flow during the rotation process.

Maintenance

Miniature Slip Rings, like any other mechanical and electrical device, require maintenance to ensure proper function and prolong service life. Here are some maintenance tips:

  1. Regular Cleaning: For optimal performance, removing dust and debris from slip rings is essential. Ensure the area they’re located in is kept clean to avoid debris getting into the moving parts.
  2. Periodic Inspection: Regular checks for any signs of wear and tear can help identify potential faults before they develop into more serious problems. Inspect for discoloration, unusual sounds, or unexpected drops in performance.
  3. Replacement of Worn-Out Parts: If inspection reveals significant wear and tear on the brushes or the ring, replacement becomes necessary.
  4. Test the Connectivity: It’s beneficial to conduct connectivity tests using a multimeter from time to time, ensuring the effective transfer of power or signals.

Remember, always refer to the manufacturer’s guidelines regarding installation, use, and maintenance to prevent damage and unsatisfactory performance. Finally, always turn off equipment before performing maintenance or troubleshooting to avoid electrical shock or damage to the device.

Product Overview: 4 Wire Slip Ring

Product Overview 4 Wire Slip Ring

If you need to transfer power and signals from a stationary part to a rotating component without the hassle of tangled wires, a 4 wire slip ring is the ideal solution. These devices are specifically designed for applications such as robotics, wind turbines, and rotating turrets, enabling seamless electrical connectivity while eliminating the mess of traditional wiring.

Key Features of the 4 Wire Slip Ring

Mounting Specifications: The slip ring features three 0.125 in. holes arranged on a 0.70 in. bolt circle, making it easy to mount securely in various applications.
FRC Compliance: This 4 wire slip ring is compliant with the 2023 FRC rules, ensuring it is legal for use in First Robotics Competition (FRC) projects. Be sure to refer to the official rules for wiring guidelines to confirm compliance.
Cable Length: The slip ring comes with a standard cable length of 250mm, providing adequate reach for most installations.
Operating Temperature: Designed to perform in a range of -30 °C to +80 °C, the slip ring is robust enough for diverse operating conditions.
Electrical Specifications: Each channel can handle a rated current of 30A and a voltage of 220 VAC/DC, making it suitable for various power applications.
Rotating Speed: The slip ring is rated for a maximum rotating speed of 50 RPM, ensuring reliable performance in moderate-speed applications.

Basic Slip Ring Fundamentals

Separation of Components: The slip ring can be packaged in two ways: as separate assemblies where brushes and rings are sold individually for custom integration or as a pre-packaged capsule that combines both components, often weatherproofed for added protection.
Configuration Options: The design of the slip ring can be tailored to fit specific requirements, whether a drum-style configuration with stacked rings for radial width or a pancake style with concentric rings for axial height.

Temperature Considerations

The critical components of the slip ring—brushes and rings—are designed to withstand a reasonable range of temperatures without significant impact on performance. The selection of adhesive and the material used in the housing are influenced by the operating temperature.

Related extensions

The 4 wire slip ring is an essential component for applications requiring reliable power and data transmission in rotating systems. With its compliance for FRC use, robust specifications, and flexible design options, it offers an efficient solution for engineers and hobbyists alike. In addition, it can be categorized alongside other miniature slip rings, micro slip rings, and small slip rings, providing versatile solutions that cater to compact spaces and specific requirements in various industries. The innovative slip ring design features miniature rings and a reliable slip ring connector, making it ideal for applications where a miniature ring is required for efficient power transmission in tight spaces.Whether you need a mini slip ring, a tiny slip, or a compact slip ring, this slip ring assembly delivers performance and reliability, making it a vital choice for any application.

Grand: Your Premier slip rings manufacturer

At Grand, we take pride in being a leading slip rings manufacturer with a robust portfolio of over 50 national patents. Our commitment to innovation drives us to continually enhance our products, including custom slip rings and custom engineering slip rings, ensuring we meet the evolving needs of our clients across various industries.

Research and Development Excellence

Supported by three dedicated R&D centers, we focus on creating custom slipring that are tailored to your specific application requirements. Our experienced team is ready to respond to your requests regarding slip rings, rotary unions, and slip ring assembly. Their rich experience ensures that you receive informed and effective solutions promptly.

Comprehensive Testing Center

Quality assurance is paramount at Grand. Our state-of-the-art testing center features a dust-free test laboratory and follows strict SOP operation specifications. Equipped with advanced conventional test equipment, we perform rigorous assessments, including high and low-temperature tests, salt spray tests, impact tests, and vibration tests. This meticulous approach guarantees the reliability and durability of our products.

Skilled Workforce and Advanced Factory Workshop

Our factory workshop is home to hundreds of skilled workers who perform a variety of tasks with flexibility. By investing in automation, we enhance our productivity and repeatability, ensuring that the quality of our grand slip products consistently meets the highest standards. Our commitment to reducing lead times allows us to deliver custom slip rings and other solutions promptly, keeping your operations running smoothly.

At Grand, we strive to be your trusted partner for all your slip ring and rotary joint needs. Our focus on customization, quality, and innovation sets us apart in the industry. Experience the difference with Grand, where your requirements drive our engineering solutions.

Your Premier slip rings manufacturer

Related Posts

Mini Slip Ring: A Comprehensive Guide

Mini slip rings have emerged as an integral component in today’s technological landscape, ensuring seamless and reliable data and power transfer between stationary and rotating parts of various machines and equipment. These compact devices provide a solution for scenarios where limited space is available, making them essential for various applications across different industries. The importance […]

Small Yet Mighty: Power of the Miniature Slip Ring Connector

Breaking Boundaries of Connectivity: Discovering the Versatile Marvel for Compact Applications. In the world of modern technology, size is no longer a limiting factor for connectivity. Meet the miniature slip ring connector—a compact powerhouse that is revolutionizing power and data transmission in a wide range of industries. Despite its small stature, this marvel is breaking […]

Miniature Marvels: World of Micro Electrical Slip Rings

In the realm of cutting-edge technology, size often matters. The demand for compact and efficient electrical connectors has led to groundbreaking innovations in the field. Enter the world of Miniature Slip Rings, where tiny marvels are redefining seamless power and data transmission. Join us on a journey through the intricacies of micro electrical slip rings […]

The Suggestion About Choosing the Right Miniature Slip Ring

A miniature slip ring is a compact, high-performance electrical component that is designed to transmit power, signals, or data between two rotating parts. As the name suggests, a miniature slip ring is smaller in size than a standard slip ring, making it ideal for applications where space is limited. What is a Miniature Slip Ring […]

Need a quote for bulk orders of Miniature Slip Rings? Complete the inquiry form below, and we’ll get back to you with our best offers.

    FAQs about Miniature Slip Rings

    Why are slip rings so expensive?

    Slip rings can be costly due to several factors, including the materials used in their construction and the precision engineering required to manufacture them. High-quality slip rings often utilize advanced materials, such as precious metals, to ensure optimal conductivity and durability. Additionally, the intricate design necessary for reliable performance at high speeds or in harsh environments adds to production costs. Customization for specific applications also drives up prices, as manufacturers may need to design and build unique solutions to meet particular client needs. Furthermore, the research and development costs associated with innovation in slip ring technology contribute to their overall expense.

    What is the difference between a slip ring and a split ring?

    A slip ring and a split ring serve different functions in electrical systems. A slip ring is a rotating electrical connector that allows the transmission of power and signals between stationary and moving parts. It maintains a continuous connection during rotation, making it ideal for applications such as robotics and aerospace. In contrast, a split ring is typically used in applications like motors and generators to switch electrical connections, but it does not allow for continuous rotation. Essentially, slip rings facilitate dynamic connections, while split rings are designed for static or limited movement.

    What is the difference between a collector ring and a slip ring?

    Collector rings and slip rings both serve as electrical connectors, but they have distinct functionalities. A collector ring is a stationary component that collects electrical current from a rotating source. It typically works in conjunction with brushes that maintain contact with the rotating part, allowing power to be transferred. In contrast, a slip ring is a more versatile device that not only transmits power but also enables the transfer of data signals, making it suitable for various applications, including those requiring high-speed operations. Slip rings can accommodate multiple channels for power and data, whereas collector rings usually focus on power transmission.

    How to make a slip ring?

    Making a slip ring involves several key steps. First, select appropriate materials, such as conductive metals for the rings and brushes. The next step is to design the slip ring according to the desired specifications, including the number of channels and current capacity. The rings must be precisely machined to ensure smooth rotation and proper contact with the brushes. Assemble the components carefully, ensuring that the brushes maintain consistent pressure against the rings to prevent wear. Once assembled, conduct tests to verify functionality, including checking for electrical continuity and resistance. Finally, encase the slip ring in a protective housing to ensure durability in its operating environment.