Product Description
Product Description
SQR-C series clamping jaw coupling applicable for servo motor or precise positioning transmission
|
Technical Parameters |
value |
|
| Model | SQR-C | |
|
NO. |
SQR30C~SQR95C | |
|
Rated torque (N.M) |
12.5~450 | |
|
Max. torque (N.M) |
25~900 | |
|
Max. rotational (rpm) |
3600~10000 | |
|
Moment of inertia (kg.m 2) |
6.2*10-6~1.9*10-3 | |
| Static torsion rigidity (N.M /rad) | 135~14000 | |
| Allowable errors | ||
|
error of eccentricity (mm) |
0.1 | |
| error of angularity (0) | 1 | |
| axial end-play ( mm ) | +1.0~+2.0 | |
| Material | Aluminum alloy body | |
Fratures:
1. High torque, high rigidity
2. High clockwise and anticlockwise rotational characteristics
3. Low inertia, backlash-free
4. Applicable for servo motor or precise positioning transmission
5. Maintenance-free; infinite life
6. Fix type: clamping
7. Aluminum alloy body; light-weight
8. Working range: -30ºC~100ºC temperature
Company Profile
HangZhou liHangZhou Machinery Co., Ltd. is a ZheJiang funded enterprise integrating design, R & D, professional production and sales of automatic machinery products and providing technical consultation and after-sales service. Since its establishment for more than 10 years, the company has been committed to the R & D and production of automatic machinery, and provides OEM production for major brands in the industry. It has a professional R & D team, strong technical force and perfect sales scheme, has accumulated a lot of technology and experience, and has developed a series of products that are more suitable for domestic users in China. Its overall technology is higher than that of similar products in the industry. Xihu (West Lake) Dis.d by the production of high-precision products and the business philosophy of “professionalism, integrity and service”, the company is committed to building a brand in China’s automation machinery industry.
FAQ
1) Customize prodcuts are available ?
Yes, Customize products are available. We could design and produce products according to your requirements or darwings. You just need to tell us your detailed requirements and our technicists will design and provide materials for your confimation. If all is ok, the production will be arranged.
2) What’s your payment terms?
For small order, considering the value is not large, the payment terms are 100% T/T in advance.
For large order, we could negotiate.
3) how about the packaging and shipment?
Packaging : in box (wooden case).
Shipment : according to customer’s instruction.
4) How about the lead time ?
For common model, the lead time is about 15 workdays;
For customize model, the lead time is longer, about 30 workdays.
5) How about the quarantee period ?
In generall, the quarantee period – 1 year for assembly unit from the date of sale . /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Materials used in Manufacturing Servo Couplings and their Impact on Performance
Servo couplings are essential components in motion control systems, designed to connect shafts and transmit torque while compensating for misalignment. The materials used in manufacturing servo couplings play a crucial role in determining their performance characteristics. Some commonly used materials and their impact on performance are:
- Aluminum:
Aluminum servo couplings are lightweight and offer low inertia, making them suitable for applications with high rotational speeds. They have good corrosion resistance and electrical conductivity but may have limited torque and misalignment capabilities compared to other materials.
- Stainless Steel:
Stainless steel servo couplings are known for their high strength, durability, and excellent resistance to corrosion. They are commonly used in harsh environments where exposure to moisture or chemicals is a concern. Stainless steel couplings can handle higher torques and misalignments compared to aluminum but are generally heavier.
- Plastic/Polymer:
Plastic or polymer servo couplings are lightweight and offer good flexibility, making them suitable for applications where vibration dampening is required. They have excellent electrical insulation properties and are often used in precision systems. However, they may have limitations in terms of torque and temperature resistance.
- Steel:
Steel servo couplings are known for their high torque capacity and robustness. They are commonly used in heavy-duty applications, especially where high torsional stiffness is required. Steel couplings may be more substantial compared to other materials, which can affect the overall weight and inertia of the system.
- Hybrid Materials:
Some servo couplings combine different materials to leverage their advantages and mitigate their limitations. For example, a hybrid coupling might have a stainless steel hub combined with a flexible polymer element to provide a balance between torque capacity and misalignment compensation.
When selecting a servo coupling material, it is essential to consider the specific requirements of the application, including torque, misalignment, speed, environmental conditions, and budget constraints. Each material has its unique characteristics, and the right choice will ensure optimal performance, longevity, and efficiency of the motion control system.
Considerations for Selecting Servo Couplings in High-Speed Applications
High-speed applications present unique challenges that require careful consideration when selecting servo couplings. Here are specific factors to keep in mind:
- Torsional Stiffness: In high-speed applications, torsional stiffness is crucial to ensure rapid response and accuracy. A coupling with sufficient torsional stiffness reduces torsional deflection and maintains precise motion control even at high speeds.
- Dynamic Balance: High-speed operation can magnify any imbalances in the servo system. Choosing a servo coupling with dynamic balance helps minimize vibration and prevents excessive wear on the motor and bearings.
- Material Selection: The material of the servo coupling should be carefully chosen to withstand the high rotational speeds and avoid resonance issues. Consider materials with high strength, low inertia, and excellent fatigue resistance to ensure reliability in high-speed applications.
- Backlash: High-speed systems require quick changes in motion direction. Selecting a zero-backlash coupling reduces the chances of sudden impacts and vibrations due to backlash, ensuring smooth and accurate motion.
- Inertia: The inertia of the servo coupling should be minimized to reduce the system’s overall inertia and allow for rapid acceleration and deceleration without sacrificing performance.
- Temperature Resistance: High-speed operation can generate heat, so the chosen coupling should have good temperature resistance to prevent premature failure or deformation.
- Bearing Loads: Consider the loads exerted on the motor and driven load bearings at high speeds. The coupling should be capable of handling these loads without causing excessive wear on the bearings.
- Installation and Alignment: Proper installation and alignment of the servo coupling are critical in high-speed applications. Ensure precise alignment to avoid introducing additional stresses and misalignments that can compromise system performance.
- Service Life and Maintenance: Evaluate the expected service life of the servo coupling under high-speed conditions and consider the maintenance requirements to ensure long-term reliability.
By considering these specific factors, engineers can select the most suitable servo coupling for high-speed applications, optimizing performance, accuracy, and efficiency while minimizing wear and vibration issues.
Types of Servo Couplings Used in Industrial Automation
Industrial automation often relies on servo couplings to achieve precise motion control and power transmission between servo motors and driven loads. Different types of servo couplings are available, each designed to suit specific application requirements. Here are some common types of servo couplings used in industrial automation:
- Flexible Beam Couplings: Beam couplings are made of a single piece of material with cuts along the length of the coupling, resembling multiple helical beams. They offer flexibility in multiple directions and can handle angular and axial misalignments. Beam couplings are well-suited for applications that require high torsional rigidity and low inertia, making them ideal for high-speed and high-precision systems.
- Bellows Couplings: Bellows couplings consist of a thin-walled metal bellows element that allows angular and axial misalignments. They provide excellent torsional stiffness and low backlash, making them suitable for applications requiring high precision and torque transmission. Bellows couplings are also known for their ability to handle high-speed applications while maintaining accuracy.
- Oldham Couplings: Oldham couplings have three components: two hubs and a center disc. The center disc connects the hubs and allows misalignment compensation in two directions while eliminating backlash. These couplings are effective in applications that require high torque transmission and moderate misalignment tolerance.
- Servo Motor Couplings: Servo motor couplings are specifically designed for use with servo motors. They are versatile and can come in various configurations, such as jaw-type, disk-type, or elastomeric couplings. They offer good misalignment compensation and are suitable for medium- to high-torque applications with moderate to high precision requirements.
- Disc Couplings: Disc couplings consist of thin metal discs stacked alternately to allow angular misalignment. They offer high torsional stiffness and can handle high torque loads while maintaining accurate motion. Disc couplings are commonly used in high-performance servo motor applications where precision and reliability are critical.
- Jaw Couplings: Jaw couplings have two hubs with elastomeric elements in between. They are capable of compensating for small amounts of angular, parallel, and axial misalignments. Jaw couplings are popular in light to medium-duty applications due to their simplicity, cost-effectiveness, and ease of installation.
When selecting a servo coupling for industrial automation, it is essential to consider factors such as torque capacity, misalignment compensation, speed, precision, and environmental conditions. Each type of servo coupling offers distinct advantages and limitations, so choosing the most suitable type will depend on the specific requirements of the application.
editor by CX 2024-03-06