Product Description
High Quality Rubber Shaft Tyre flexible Coupling For Mechanical Equipment
Features
Material: cast iron GG25, GG20 steel: C45
Parts: 2 couplings and 1 tire body.
Size from F40-F250. and Type: "B", "F", "H".
Working temp: -20~80ºC
Transmission torque:10-20000N.M
Axial misalignment: D*2%
Radial deviation: D*1%
Angular misalignment:3°-6°
Application: tire couplings are usually used in wet, dusty, under attract, vibration, rotating, and complex working conditions. like: diesel pump
Installation: easy on, easy off.
Maintenance: no need for lubricating and durability.
Product Description
Size | Type | Bush No. | MaxBore | Type F&H | Type H | Serve over Key |
A | C | D | F | M | |||
mm | Inch | L | E | L | E | |||||||||
F40 | B | - | 32 | - | - | - | 33 | 22 | M5 | 104 | 82 | - | - | 11 |
F40 | F | 1008 | 25 | 1" | 33 | 22 | - | - | - | 104 | 82 | - | - | 11 |
F40 | H | 1008 | 25 | 1" | 33 | 22 | - | - | - | 104 | 82 | - | - | 11 |
F50 | B | - | 38 | - | - | - | 43 | 32 | M5 | 133 | 100 | 79 | - | 12.5 |
F50 | F | 1210 | 32 | 1 1/4" | 38 | 25 | - | - | - | 133 | 100 | 79 | - | 12.5 |
F50 | H | 1210 | 32 | 1 1/4" | 38 | 25 | - | - | - | 133 | 100 | 79 | - | 12.5 |
F80 | B | - | 45 | - | - | - | 55 | 33 | M6 | 165 | 125 | 70 | - | 16.5 |
F80 | F | 1610 | 42 | 1 5/8" | 42 | 25 | - | - | - | 165 | 125 | 103 | - | 16.5 |
F60 | H | 1610 | 42 | 1 5/8" | 42 | 25 | - | - | - | 165 | 125 | 103 | - | 16.6 |
F70 | B | - | 50 | - | - | - | 47 | 35 | M8 | 187 | 142 | 80 | 60 | 11.5 |
F70 | F | 2012 | 50 | 2" | 44 | 32 | - | - | - | 187 | 142 | 80 | 50 | 11.5 |
F70 | H | 1810 | 42 | 1 5/8" | 42 | 25 | - | - | - | 187 | 142 | 80 | 50 | 11.5 |
F80 | B | - | 60 | - | - | - | 55 | 42 | M8 | 211 | 165 | 98 | 54 | 12.5 |
F80 | F | 2517 | 80 | 2 1/2" | 58 | 45 | - | - | - | 211 | 165 | 98 | 54 | 12.5 |
F80 | H | 2012 | 50 | 2" | 45 | 32 | - | - | - | 211 | 165 | 98 | 54 | 12.5 |
F90 | H | - | 70 | - | - | - | 63.5 | 49 | M10 | 235 | 188 | 108 | 62 | 13.5 |
F90 | F | 2517 | 60 | 2 1/2" | 58.5 | 45 | - | - | - | 235 | 188 | 108 | 62 | 13.5 |
F90 | H | 2517 | 60 | 2 1/2" | 58.5 | 45 | - | - | - | 235 | 188 | 108 | 62 | 13.5 |
F100 | H | - | 80 | - | - | - | 63.5 | 49 | M10 | 235 | 188 | 120 | 62 | 13.5 |
F100 | F | 3571 | 75 | 3" | 64.5 | 51 | - | - | - | 235 | 188 | 125 | 62 | 13.5 |
F100 | H | 2517 | 60 | 2 1/2" | 58.5 | 45 | - | - | - | 235 | 188 | 113 | 62 | 13.5 |
F110 | B | - | 90 | - | - | - | 75.5 | 63 | M12 | 279 | 233 | 128 | 62 | 12.5 |
F110 | F | 3571 | 75 | 3" | 63.5 | 51 | - | - | - | 279 | 233 | 134 | 62 | 12.5 |
F110 | H | 3571 | 75 | 3" | 63.5 | 51 | - | - | - | 279 | 233 | 134 | 62 | 12.5 |
F120 | B | - | 100 | - | - | - | 84.5 | 70 | M12 | 314 | 264 | 140 | 67 | 14.5 |
F120 | F | 3525 | 100 | 4" | 79.5 | 65 | - | - | - | 314 | 264 | 144 | 67 | 14.5 |
F120 | H | 3571 | 75 | 4" | 85.5 | 51 | - | - | - | 314 | 264 | 144 | 67 | 14.5 |
F140 | B | - | 130 | - | - | - | 110.5 | 4 | M16 | 359 | 311 | 178 | 73 | 16 |
F140 | F | 3525 | 100 | 4" | 81.5 | 65 | - | - | - | 359 | 311 | 178 | 73 | 16 |
F140 | H | 3525 | 100 | 4" | 81.5 | 65 | - | - | - | 359 | 311 | 178 | 73 | 18 |
F160 | B | - | 140 | - | - | - | 117 | 102 | M20 | 402 | 345 | 187 | 78 | 16 |
F160 | F | 4030 | 115 | 4 1/2" | 92 | 77 | - | - | - | 402 | 345 | 197 | 78 | 16 |
F160 | H | 4030 | 115 | 4 1/2" | 92 | 77 | - | - | - | 402 | 345 | 197 | 78 | 16 |
F180 | B | - | 150 | - | - | - | 137 | 114 | M16 | 470 | 394 | 205 | 94 | 23 |
F180 | F | 4536 | 125 | 5" | 112 | 89 | - | - | - | 470 | 394 | 205 | 94 | 23 |
F180 | H | 4535 | 125 | 5" | 112 | 89 | - | - | - | 470 | 394 | 205 | 94 | 23 |
F200 | B | - | 150 | - | - | - | 138 | 114 | M20 | 508 | 429 | 205 | 103 | 24 |
F200 | F | 4535 | 125 | 5" | 113 | 89 | - | - | - | 508 | 429 | 205 | 103 | 24 |
F200 | H | 4535 | 125 | 5" | 113 | 89 | - | - | 508 | 429 | 205 | 103 | 24 | |
F220 | B | - | 160 | - | - | - | 154.5 | 127 | M20 | 562 | 474 | 223 | 118 | 27.5 |
F220 | F | 5571 | 125 | 5" | 129.5 | 102 | - | - | - | 562 | 474 | 223 | 118 | 27.5 |
F220 | H | 5571 | 125 | 5" | 129.5 | 102 | - | - | - | 562 | 474 | 223 | 118 | 27.5 |
F250 | H | - | 190 | - | - | 161.5 | 132 | M20 | 628 | 522 | 254 | 125 | 29.5 |
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FAQ
Q: How do you ship to us?
A: It is available by air, sea, or train.
Q: How do I pay the money?
A: T/T and L/C are preferred, with different currencies, including USD, EUR, RMB, etc.
Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
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How does a flexible coupling contribute to the longevity of connected equipment?
A flexible coupling plays a crucial role in enhancing the longevity of connected equipment in various ways. It acts as a mechanical interface between two shafts, connecting them while accommodating misalignment, dampening vibrations, and transmitting torque. Here's how a flexible coupling contributes to the longevity of connected equipment:
- Misalignment Compensation: One of the primary functions of a flexible coupling is to compensate for both angular and parallel misalignment between two shafts. Misalignment can occur due to various factors, including thermal expansion, assembly errors, or settling of foundation, which can exert excessive stress on the connected equipment. By allowing misalignment, the flexible coupling reduces the stress transmitted to the shafts and connected components, preventing premature wear and failure.
- Shock and Vibration Dampening: Flexible couplings are designed to absorb shocks and dampen vibrations that occur during operation. Vibrations and shocks can be detrimental to connected equipment, leading to fatigue, wear, and premature failure of components. The coupling acts as a buffer, reducing the impact of vibrations and protecting the equipment from potential damage.
- Reduced Stress Concentration: A rigid coupling can create stress concentration points on the shafts, leading to fatigue and cracking over time. Flexible couplings distribute the load more evenly along the shafts, reducing stress concentration and minimizing the risk of failure.
- Transmitting Torque Smoothly: Flexible couplings transmit torque from one shaft to another smoothly, without introducing sudden torque spikes or shocks. This even torque transfer prevents sudden loading on connected equipment, minimizing the risk of damage or accelerated wear on gears, bearings, and other components.
- Controlling Torsional Vibrations: In systems where torsional vibrations are a concern, certain types of flexible couplings are designed to address this issue. These couplings help control torsional vibrations, which can be damaging to the equipment and cause premature failure.
- Thermal Expansion Compensation: When the equipment operates at different temperatures, thermal expansion can lead to misalignment between the shafts. A flexible coupling can accommodate the thermal expansion, ensuring that the connected equipment remains aligned and preventing stress on the components.
- Isolation from External Forces: External forces like impact loads or shaft disturbances can affect the connected equipment. A flexible coupling isolates the equipment from these external forces, protecting it from potential damage.
By providing these essential functions, a flexible coupling helps extend the lifespan of connected equipment by reducing wear and tear, preventing premature failures, and ensuring smooth, reliable operation. The longevity of the connected equipment ultimately results in reduced maintenance costs and increased productivity.
What are the challenges of using flexible couplings in heavy-duty industrial machinery?
Using flexible couplings in heavy-duty industrial machinery can offer numerous benefits, such as reducing shock loads, accommodating misalignment, and protecting connected equipment. However, there are several challenges that need to be addressed to ensure successful and reliable performance:
- Torsional Stiffness: Heavy-duty machinery often requires high torsional stiffness to maintain accurate rotational timing and prevent energy losses. Selecting a flexible coupling with the appropriate level of torsional stiffness is crucial to avoid excessive torsional deflection and maintain power transmission efficiency.
- High Torque and Speed: Heavy-duty machinery typically operates at high torque and speed levels. The flexible coupling must be capable of handling these intense loads without exceeding its torque or speed ratings, which could lead to premature failure.
- Alignment and Runout: Proper shaft alignment is critical for the reliable operation of flexible couplings in heavy-duty machinery. Misalignment can cause additional stresses and premature wear on the coupling and connected components. Achieving and maintaining precise alignment is essential to maximize coupling performance.
- Environmental Conditions: Heavy-duty industrial machinery often operates in harsh environments with exposure to dust, dirt, chemicals, and extreme temperatures. Flexible couplings must be constructed from durable and corrosion-resistant materials to withstand these conditions and maintain their functionality over time.
- Impact and Shock Loads: Some heavy-duty machinery may experience frequent impact and shock loads, which can lead to fatigue and failure in the flexible coupling. Choosing a coupling with high shock load capacity and fatigue resistance is vital to ensure longevity and reliability.
- Regular Maintenance: Heavy-duty machinery demands rigorous maintenance schedules to monitor the condition of flexible couplings and other components. Timely inspection and replacement of worn or damaged couplings are essential to prevent unexpected downtime and costly repairs.
- Coupling Selection: Properly selecting the right type of flexible coupling for the specific application is crucial. Different types of couplings offer varying levels of misalignment compensation, torque capacity, and environmental resistance. Choosing the wrong coupling type or size can lead to inefficiencies and premature failures.
Despite these challenges, using flexible couplings in heavy-duty industrial machinery can provide significant advantages. By carefully considering the application requirements, selecting high-quality couplings, and implementing regular maintenance protocols, engineers can overcome these challenges and enjoy the benefits of flexible couplings, including increased equipment lifespan, reduced maintenance costs, and improved overall system performance.
What are the differences between elastomeric and metallic flexible coupling designs?
Elastomeric and metallic flexible couplings are two distinct designs used to transmit torque and accommodate misalignment in mechanical systems. Each type offers unique characteristics and advantages, making them suitable for different applications.
Elastomeric Flexible Couplings:
Elastomeric flexible couplings, also known as flexible or jaw couplings, employ an elastomeric material (rubber or similar) as the flexible element. The elastomer is typically molded between two hubs, and it acts as the connector between the driving and driven shafts. The key differences and characteristics of elastomeric couplings include:
- Misalignment Compensation: Elastomeric couplings are designed to handle moderate levels of angular, parallel, and axial misalignment. The elastomeric material flexes to accommodate the misalignment while transmitting torque between the shafts.
- Vibration Damping: The elastomeric material in these couplings offers excellent vibration dampening properties, reducing the transmission of vibrations from one shaft to another. This feature helps protect connected equipment from excessive vibrations and enhances system reliability.
- Shock Load Absorption: Elastomeric couplings can absorb and dampen shock loads, protecting the system from sudden impacts or overloads.
- Cost-Effective: Elastomeric couplings are generally more cost-effective compared to metallic couplings, making them a popular choice for various industrial applications.
- Simple Design and Installation: Elastomeric couplings often have a straightforward design, allowing for easy installation and maintenance.
- Lower Torque Capacity: These couplings have a lower torque capacity compared to metallic couplings, making them suitable for applications with moderate torque requirements.
- Common Applications: Elastomeric couplings are commonly used in pumps, compressors, fans, conveyors, and other applications that require moderate torque transmission and misalignment compensation.
Metallic Flexible Couplings:
Metallic flexible couplings use metal components (such as steel, stainless steel, or aluminum) to connect the driving and driven shafts. The metallic designs can vary significantly depending on the type of metallic coupling, but some general characteristics include:
- High Torque Capacity: Metallic couplings have higher torque transmission capabilities compared to elastomeric couplings. They are well-suited for applications requiring high torque handling.
- Misalignment Compensation: Depending on the design, some metallic couplings can accommodate minimal misalignment, but they are generally not as flexible as elastomeric couplings in this regard.
- Stiffer Construction: Metallic couplings are generally stiffer than elastomeric couplings, offering less vibration dampening but higher torsional stiffness.
- Compact Design: Metallic couplings can have a more compact design, making them suitable for applications with limited space.
- Higher Precision: Metallic couplings often offer higher precision and concentricity, resulting in better shaft alignment.
- Higher Cost: Metallic couplings are typically more expensive than elastomeric couplings due to their construction and higher torque capacity.
- Common Applications: Metallic couplings are commonly used in high-speed machinery, precision equipment, robotics, and applications with high torque requirements.
Summary:
In summary, the main differences between elastomeric and metallic flexible coupling designs lie in their flexibility, torque capacity, vibration dampening, cost, and applications. Elastomeric couplings are suitable for applications with moderate torque, misalignment compensation, and vibration dampening requirements. On the other hand, metallic couplings are chosen for applications with higher torque and precision requirements, where flexibility and vibration dampening are less critical.
editor by CX 2024-03-15