Product Description
Product Description
Product Parameters
| product | Star elastic coupling |
| material | stainless steel , iron , aluminum ,bronze ,carbon steel ,brass etc . |
| size | ISO standard ,customer requirements |
| BORE | Finished bore, Pilot Bore, Special request |
| surface treatment | Carburizing and Quenching,Tempering ,Tooth suface high quenching Hardening,Tempering |
| Processing Method | Molding, Shaving, Hobbing, Drilling, Tapping, Reaming, Manual Chamfering, Grinding etc |
| Heat Treatment | Quenching & Tempering, Carburizing & Quenching, High-frequency Hardening, Carbonitriding…… |
| Package | Wooden Case/Container and pallet, or made-to-order |
| Certificate | ISO9001 ,SGS |
| Machining Process | Gear Hobbing, Gear Milling, Gear Shaping, Gear Broaching, Gear Shaving, Gear Grinding and Gear Lapping |
| Applications | Toy, Automotive, instrument, electrical equipment, household appliances, furniture, mechanical equipment,daily living equipment, electronic sports equipment, , sanitation machinery, market/ hotel equipment supplies, etc. |
| Testing Equipment | Rockwell hardness tester 500RA, Double mesh instrument HD-200B & 3102,Gear measurement center instrument CNC3906T and other High precision detection equipments |
workshop & equipment
Production process
Certifications
Our Advantages
1 . Prioritized Quality
2 .Integrity-based Management
3 .Service Orientation
4 .150+ advanced equipment
5 .10000+ square meter factory area
6 .200+ outstanding employees
7 .90% employees have more than 10 year- working experience in our factory
8 .36 technical staff
9 .certificate ISO 9001 , SGS
10 . Customization support
11 .Excellent after-sales service
shipping
sample orders delivery time:
10-15 working days as usual
15-20 working days in busy season
large order leading time :
20-30 working days as usual
30-40 working days in busy season
FAQ
1. why should you buy products from us not from other suppliers?
We are a 32 year-experience manufacturer on making the gear, specializing in manufacturing varieties of gears, such as helical gear ,bevel gear ,spur gear and grinding gear, gear shaft, timing pulley, rack, , timing pulley and other transmission parts . There are 150+ advanced equipment ,200+ excellent employees ,and 36 technical staff . what’s more ,we have got ISO9001 and SGS certificate .
2 .Do you accept small order?
If your order bearings are our standard size, we accept even 1pcs.
3 .How long is the delivery?
A: Small orders usually takes 10-15 working days,big order usually 20-35 days, depending on orders quantity and whether are standard size.
How does a flexible coupling deal with backlash and torsional stiffness?
A flexible coupling deals with backlash and torsional stiffness in the following ways:
- Backlash: Backlash refers to the play or clearance between mating teeth in mechanical systems. In certain couplings, such as gear couplings, some degree of backlash is unavoidable due to the space between the teeth. However, flexible couplings with elastomeric or beam-type elements typically have minimal to no backlash. The flexibility of these elements allows them to maintain continuous contact and transmit torque smoothly without any gaps or play between components.
- Torsional Stiffness: Torsional stiffness is the ability of a coupling to resist rotational deformation or twisting under torque. It is essential to have adequate torsional stiffness in some applications to ensure accurate motion transmission and responsiveness. Flexible couplings exhibit a balance between torsional stiffness and flexibility. While they allow for a degree of angular and parallel misalignment, they still possess sufficient torsional stiffness to transmit most of the torque efficiently. This characteristic helps maintain the precision of motion control systems and prevents power losses due to deformation.
The design and materials used in flexible couplings contribute to their ability to address both backlash and torsional stiffness effectively. Here are some key features:
- Elastomeric Elements: Couplings with elastomeric elements, such as rubber or polyurethane, provide excellent flexibility to absorb misalignments and dampen vibrations. They also exhibit minimal backlash as the elastomeric material maintains continuous contact between the coupling components.
- Beam-Type Couplings: Beam-type couplings use thin metal beams to transmit torque. These couplings offer high torsional stiffness while still accommodating misalignments. The beams can flex slightly under torque, absorbing shocks and compensating for misalignment without compromising torsional rigidity.
- Composite Couplings: Some flexible couplings use composite materials that combine the advantages of different materials to achieve specific performance characteristics. These composites can offer low backlash and precise torsional stiffness, making them suitable for demanding applications.
- High-Quality Manufacturing: The precision manufacturing of flexible couplings ensures that components fit together with minimal clearances, reducing backlash. Additionally, high-quality materials contribute to better torsional stiffness and overall performance.
Overall, flexible couplings strike a balance between flexibility to accommodate misalignments and sufficient torsional stiffness to transmit torque efficiently. By effectively addressing backlash and torsional stiffness, these couplings contribute to the smooth and reliable operation of various mechanical systems.
How does a flexible coupling handle alignment issues in long-distance shaft connections?
In long-distance shaft connections, it is common to encounter alignment issues due to factors such as thermal expansion, foundation settlement, or machinery shifts. Flexible couplings play a crucial role in handling these alignment issues and ensuring efficient power transmission. Here’s how they achieve this:
- Misalignment Compensation: Flexible couplings are designed to accommodate both angular and parallel misalignments between shafts. When the shafts are not perfectly aligned, the flexibility of the coupling allows it to bend or flex, reducing the transmission of misalignment forces to connected equipment.
- Reduced Stress on Equipment: By absorbing and compensating for misalignment, flexible couplings reduce the stress and loads imposed on connected machinery. This feature is particularly important in long-distance shaft connections, where misalignment can be more pronounced.
- Torsional Flexibility: In addition to angular and parallel misalignments, long-distance shaft connections may also experience torsional misalignment. Flexible couplings can handle torsional flexibility, allowing smooth torque transmission even if the connected shafts have slightly different rotational speeds.
- Vibration Damping: Long-distance shaft connections can be susceptible to vibrations due to the extended span and potential resonance. Flexible couplings help dampen these vibrations, protecting the connected equipment from excessive wear and fatigue.
- Resilience to Shock Loads: Long-distance shaft connections in industrial settings may experience shock loads due to sudden starts, stops, or equipment malfunctions. Flexible couplings can absorb and dissipate some of these shock loads, safeguarding the connected components.
- Longevity: By mitigating the effects of misalignment, vibrations, and shock loads, flexible couplings contribute to the longevity of the connected equipment and reduce maintenance and replacement costs over time.
When selecting a flexible coupling for long-distance shaft connections, it is essential to consider factors such as the degree of misalignment, torque requirements, operating conditions, and the environment in which the coupling will be used. Regular inspection and maintenance of the flexible coupling can further enhance its performance and ensure reliable operation in long-distance shaft connections.
Can flexible couplings be used in applications with varying operating temperatures?
Yes, flexible couplings can be used in applications with varying operating temperatures. The suitability of a flexible coupling for a specific temperature range depends on its design and the materials used in its construction. Different types of flexible couplings are available to handle a wide range of temperature conditions, making them versatile for use in various industries and environments.
High-Temperature Applications:
For applications with high operating temperatures, such as those found in certain industrial processes, exhaust systems, or high-temperature machinery, flexible couplings made from materials with excellent heat resistance are used. These materials may include stainless steel alloys, heat-treated steels, or specialized high-temperature elastomers. High-temperature flexible couplings are designed to maintain their mechanical properties, including flexibility and torque transmission capabilities, even at elevated temperatures.
Low-Temperature Applications:
Conversely, for applications in extremely cold environments or cryogenic processes, flexible couplings constructed from materials with low-temperature resistance are employed. These couplings are designed to remain flexible and functional at very low temperatures without becoming brittle or losing their ability to handle misalignment. Some low-temperature couplings may use special polymers or elastomers with excellent cold-temperature performance.
Temperature Range Considerations:
When selecting a flexible coupling for applications with varying operating temperatures, it is essential to consider the specific temperature range in which the coupling will operate. Some flexible couplings have a wider temperature range, allowing them to function effectively in both high and low-temperature environments. However, in extreme temperature conditions, specialized couplings may be necessary to ensure reliable performance and prevent premature failure.
Manufacturer Guidelines:
Manufacturers of flexible couplings provide guidelines and specifications regarding the temperature range of their products. It is crucial to consult the manufacturer’s documentation to ensure that the chosen coupling is suitable for the intended operating temperature of the application. Using a coupling beyond its recommended temperature range can lead to performance issues, reduced efficiency, or even failure.
Applications:
Flexible couplings with varying temperature resistance find use in numerous industries, including aerospace, automotive, manufacturing, power generation, and more. Whether in high-temperature exhaust systems, low-temperature cryogenic processes, or regular industrial applications with temperature fluctuations, flexible couplings play a vital role in providing reliable power transmission and misalignment compensation.
In summary, flexible couplings can be effectively used in applications with varying operating temperatures, provided that the coupling’s design and material properties align with the specific temperature requirements of the application.
editor by CX 2023-08-17