Product Description
CHINAMFG SG7-ML black carbon steel good shock buffering capability and insulation curved jaw-type flexible coupling
What is a coupling:
A Coupling is a mechanical element used to connect 2 shafts or drives so that they can transmit rotation or motion. Couplings are usually used to solve the problem of alignment between different coaxes, while allowing a certain degree of axial, radial or angular error, thus ensuring a stable transmission effect.
Coupling is widely used in the shaft transmission of various mechanical devices, such as water pump, fan, compressor, hydraulic machinery, petroleum machinery, printing machinery, textile machinery, chemical machinery, mining machinery, metallurgical machinery, steam turbine, piston type power mechanical transmission system, tracked vehicles, generator sets of high-speed high-power mechanical transmission system, through dynamic balance, Couplings are widely used in high-speed transmission shafting.
Advantages of Shangkun coupling:
Strong ability to compensate two-axis dislocation and radial displacement, can achieve a large range of axial, radial and angular displacement in a small space, simple structure, easy to maintain.
obvious damping effect, no noise, no wear, can work in harsh environment.
High transmission efficiency, up to 99.86%, especially suitable for high-speed high-power transmission.
simple structure, light weight, small size, convenient disassembly, without moving the machine can be assembled and disassembled, without lubrication.
Speed can be accurately transmitted, no slip, can be used for precision machinery transmission.
FAQ:
Q. Are you a factory ?
A :Yes, we are factory and we specialized in industrial locks more than 10 years.
Q.Do you provide samples? Is it free or extral ?
A: Yes , we could offer the samples for free charge but do not pay the cost of freight .
Q . What’s your packing?
A:two type: paper box :30 pcs in 1 carton,blister: 6pcs in 1 middle box, 4middle boxes in 1 carton
Q. What’s your terms of payment ?
A: 30% deposit , 70% balance before shipment.
Q. What’s your delivery time ?
A:7-15days after receiving the order for standard products.
Q.Can we visit your factory?
A:You are welcome to visit our factory , just inform us before you coming, we will give you some information about how to get there.
Thank you for your visit our product
Company:Xihu (West Lake) Dis.Guan ShangKun Industrial Technology Co.,LTD
Address: No.39, Shi Chang Road ,Zhuan Yao Industrial Area, Xihu (West Lake) Dis.Cheng District, Xihu (West Lake) Dis.Guan, ZheJiang , China
Attn: Phoebe
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Using Jaw Couplings in Precision Motion Control Systems
Jaw couplings are versatile mechanical couplings commonly used in various industrial applications for transmitting torque between two shafts. While they offer many benefits such as simplicity, cost-effectiveness, and ease of installation, they may not be the best choice for precision motion control systems that require extremely accurate and repeatable positioning. The following factors should be considered when using jaw couplings in precision motion control systems:
- Backlash: Jaw couplings typically have some degree of backlash due to the clearance between the jaws and the spacers. This can introduce positional errors and limit the ability to achieve precise movements, especially in systems that require bidirectional positioning.
- Angular and Parallel Misalignment: While jaw couplings can accommodate some degree of misalignment, precision motion control systems often require tight tolerances and minimal misalignment to achieve accurate positioning. In such cases, more rigid and flexible couplings, such as servo couplings or beam couplings, may be preferred.
- Torsional Stiffness: In precision motion control, minimizing torsional wind-up and maintaining torsional stiffness is essential for precise and responsive movements. Jaw couplings may not provide the required level of torsional stiffness needed for high-performance motion control applications.
- Resonance and Vibration: In precision motion systems, avoiding resonance and minimizing vibration is crucial for stability and accuracy. The damping characteristics of jaw couplings may not be sufficient to suppress vibrations and resonant frequencies, which can adversely affect performance.
While jaw couplings are widely used in general industrial applications, precision motion control systems often demand more specialized and precise coupling solutions. Some alternatives that are better suited for precision motion control applications include servo couplings, beam couplings, and disc couplings. These couplings offer higher torsional stiffness, lower backlash, and better overall performance for demanding motion control requirements.
When selecting a coupling for precision motion control, it is essential to consider the specific requirements of the application, including torque, speed, misalignment, and stiffness, to ensure the chosen coupling can meet the precision and performance demands of the system.
What are the temperature and environmental limitations of jaw couplings?
Jaw couplings, like many mechanical components, have temperature and environmental limitations that need to be considered for proper operation and longevity. These limitations are determined by the materials used in the construction of the jaw coupling and the specific operating conditions it will encounter. Here are some of the common temperature and environmental limitations of jaw couplings:
- Temperature Limitations: The operating temperature range of a jaw coupling depends on the materials used for its components, particularly the elastomer spider. Standard elastomers, such as polyurethane or nitrile rubber, are commonly used in jaw couplings and have typical temperature limits of approximately -40°C to 80°C (-40°F to 176°F). For more extreme temperature requirements, specialized elastomers with higher or lower temperature resistance may be available. It is essential to consider the ambient temperature and the temperature generated during equipment operation to ensure the jaw coupling remains within its temperature limits.
- Environmental Limitations: Jaw couplings can be affected by various environmental factors, and their performance might be influenced by the presence of certain substances. Some environmental limitations to consider include:
- Chemical Exposure: Exposure to harsh chemicals, oils, solvents, or corrosive substances can degrade the elastomer spider and other components of the jaw coupling. Specialized coatings or alternative materials may be required for applications with aggressive chemical environments.
- Dust and Debris: Excessive dust, dirt, or debris in the operating environment can accumulate on the coupling’s surfaces and affect its performance. Regular cleaning and maintenance may be necessary to prevent buildup and ensure optimal operation.
- Moisture and Water: Some jaw couplings may not be suitable for applications where they are continually exposed to moisture or submerged in water. In such cases, water-resistant or corrosion-resistant materials may be necessary.
- Shock and Vibration: High levels of shock and vibration in the operating environment can accelerate wear and reduce the coupling’s lifespan. Selecting a robust coupling design and appropriate materials can help mitigate the effects of these factors.
- Electrically Conductive Environments: In some applications, it is essential to consider the electrical conductivity of the coupling’s materials, especially when dealing with sensitive electronic equipment.
It is crucial to consult the manufacturer’s specifications and guidelines to ensure that the selected jaw coupling is suitable for the specific temperature and environmental conditions of the intended application. Proper maintenance, periodic inspections, and adhering to recommended operating parameters can extend the life and performance of the jaw coupling in a given environment.
Use of Jaw Couplings in Horizontal and Vertical Shaft Arrangements
Jaw couplings are versatile and can be used in both horizontal and vertical shaft arrangements. Their flexible and misalignment-absorbing design makes them suitable for various applications in different orientations.
Horizontal Shaft Arrangements: In horizontal shaft arrangements, the shafts are positioned parallel to the ground. Jaw couplings are commonly employed in this configuration to connect two shafts, such as those found in motor-driven systems, conveyor belts, and pumps.
Vertical Shaft Arrangements: In vertical shaft arrangements, the shafts are positioned perpendicular to the ground, one above the other. Jaw couplings can also be used in this setup to transmit power between the two vertically aligned shafts. Examples of applications with vertical shaft arrangements include some types of gearboxes, vertical pumps, and certain types of compressors.
It’s important to note that when using jaw couplings in vertical shaft arrangements, the weight of the connected equipment can impose axial loads on the coupling. In such cases, the coupling should be selected to handle both the radial and axial loads to ensure reliable performance.
Whether in horizontal or vertical arrangements, jaw couplings provide a cost-effective and efficient method of power transmission while accommodating misalignment and reducing shock loads. However, it is essential to consider the specific application’s requirements and select the appropriate size and type of jaw coupling for optimal performance and longevity.
editor by CX 2024-05-07