Product Description
Product Description
COUPLINGS
| HRC | FCL | Chain coupling | GE | L | NM | MH | Torque limiter |
| HRC 70B | FCL90 | KC4012 | GE14 | L050 | NM50 | MH45 | TL250-2 |
| HRC 70F | FCL100 | KC4014 | GE19 | L070 | NM67 | MH55 | TL250-1 |
| HRC 70H | FCL112 | KC4016 | GE24 | L075 | NM82 | MH65 | TL350-2 |
| HRC 90B | FCL125 | KC5014 | GE28 | L090 | NM97 | MH80 | TL350-1 |
| HRC 90F | FCL140 | KC5016 | GE38 | L095 | NM112 | MH90 | TL500-2 |
| HRC 90H | FCL160 | KC6018 | GE42 | L099 | NM128 | MH115 | TL500-1 |
| HRC 110B | FCL180 | KC6571 | GE48 | L100 | NM148 | MH130 | TL700-2 |
| HRC 110F | FCL200 | KC6571 | GE55 | L110 | NM168 | MH145 | TL700-1 |
| HRC 110H | FCL224 | KC8018 | GE65 | L150 | NM194 | MH175 | |
| HRC 130B | FCL250 | KC8571 | GE75 | L190 | NM214 | MH200 | |
| HRC 130F | FCL280 | KC8571 | GE90 | L225 | |||
| HRC 130H | FCL315 | KC1571 | |||||
| HRC 150B | FCL355 | KC12018 | |||||
| HRC 150F | FCL400 | KC12571 | |||||
| HRC 150H | FCL450 | ||||||
| HRC 180B | FCL560 | ||||||
| HRC 180F | FCL630 | ||||||
| HRC 180H | |||||||
| HRC 230B | |||||||
| HRC 230F | |||||||
| HRC 230H | |||||||
| HRC 280B | |||||||
| HRC 280F | |||||||
| HRC 280H |
Catalogue
Workshop
Lots of coupling in stock
FAQ
Q1: Are you trading company or manufacturer ?
A: We are factory.
Q2: How long is your delivery time and shipment?
1.Sample Lead-times: 10-20 days.
2.Production Lead-times: 30-45 days after order confirmed.
Q3: What is your advantages?
1. The most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.
| Standard Or Nonstandard: | Standard |
|---|---|
| Structure: | Flexible |
| Material: | Cast Iron |
| Type 6: | HRC180 |
| Type 5: | HRC150 |
| Type 8: | HRC280 |
| Customization: |
Available
| Customized Request |
|---|
Can HRC Couplings Handle Misalignment Between Shafts?
HRC (Highly Resilient Coupling) couplings are designed to handle a certain degree of misalignment between shafts, making them suitable for applications where alignment issues may arise. These couplings can accommodate both angular and parallel misalignment to some extent, providing flexibility and resilience in mechanical systems.
The flexibility of HRC couplings is primarily due to their construction, which typically includes a flexible element made of rubber or other elastomeric materials. This flexible element sits between two metal hubs and absorbs misalignment by allowing a certain degree of movement.
There are generally two types of HRC couplings based on their ability to handle misalignment:
- Single Flex HRC Couplings: These couplings can accommodate angular misalignment but have limited capability to handle parallel misalignment. They are suitable for applications where angular misalignment is more prevalent.
- Double Flex HRC Couplings: These couplings are designed to handle both angular and parallel misalignment to a greater degree than single flex couplings. They offer increased flexibility and can handle more demanding misalignment conditions.
It is important to note that while HRC couplings can handle misalignment, they do have limits. Excessive misalignment beyond their specified range can lead to premature wear and failure. It is essential to follow the manufacturer’s guidelines and ensure that the coupling is properly installed and aligned to prevent unnecessary stress on the flexible element.
For applications with significant misalignment or where precise alignment is critical, other types of couplings like flexible couplings with elastomeric elements, gear couplings, or disc couplings may be more suitable. Engineers and designers should carefully assess the misalignment requirements of their specific application and choose the appropriate coupling type accordingly.
Impact of HRC Couplings on the Overall Reliability of Connected Equipment
HRC (Hytrel Rubber Compression) couplings play a crucial role in enhancing the overall reliability of connected equipment in mechanical power transmission systems. Here are some key ways in which HRC couplings contribute to improved reliability:
1. Shock Absorption: HRC couplings are designed with a flexible elastomeric element (made of Hytrel or similar material) that acts as a shock absorber. It helps dampen and absorb shocks and vibrations generated during the operation of rotating equipment. By reducing the impact of sudden loads and shocks, the coupling protects the connected components from potential damage or premature wear.
2. Misalignment Compensation: One of the primary functions of an HRC coupling is to accommodate misalignment between shafts. It can handle angular, parallel, and axial misalignment, which commonly occur in rotating machinery due to various factors like thermal expansion, manufacturing tolerances, and settling of foundations. By allowing for misalignment, the coupling prevents undue stress on the connected equipment and minimizes the risk of misalignment-related failures.
3. Vibration Damping: Vibrations in rotating equipment can lead to fatigue and wear in connected components. HRC couplings help dampen these vibrations, ensuring smoother operation and reducing the likelihood of resonance or vibration-related failures.
4. Maintenance-Free Options: Some HRC couplings are designed to be maintenance-free, eliminating the need for regular greasing or lubrication. This feature reduces the maintenance requirements of the coupling and, in turn, enhances the reliability of the entire system by minimizing downtime for maintenance activities.
5. High Torque Transmission: HRC couplings are capable of transmitting high torque loads between shafts. By efficiently transmitting power, the coupling ensures that the connected equipment can perform its intended functions reliably and without power-related disruptions.
6. Torsional Stiffness: HRC couplings provide a degree of torsional stiffness, which helps control angular deflection between shafts during operation. This stiffness contributes to the overall stability of the system and protects against excessive torsional vibrations that could lead to mechanical issues.
7. Durability and Longevity: The robust construction and high-quality materials used in HRC couplings contribute to their durability and longevity. They are engineered to withstand harsh operating conditions and resist wear, ensuring a longer service life for the coupling and the connected equipment.
8. Cost-Effectiveness: HRC couplings offer a cost-effective solution for power transmission applications. Their ability to protect connected equipment from shocks, vibrations, and misalignment helps prevent costly downtime and maintenance, making them a reliable and economical choice for various industries.
In summary, HRC couplings enhance the overall reliability of connected equipment by mitigating the adverse effects of shocks, vibrations, and misalignment. With their robust design and ability to accommodate various operating conditions, HRC couplings contribute to the smooth and efficient operation of mechanical systems, reducing the risk of unplanned downtime and extending the lifespan of the connected equipment.
Advantages of Using HRC Couplings in Mechanical Systems
1. Flexibility: HRC couplings offer flexibility in accommodating misalignment between shafts, both angular and parallel. This flexibility helps to reduce stress on the connected equipment and increases the overall reliability of the system.
2. Vibration Damping: The elastomeric spider in HRC couplings acts as a cushion, absorbing vibrations and shock loads, which results in smoother and quieter operation of the machinery.
3. Simple Design: HRC couplings have a straightforward design, consisting of just two hubs and an elastomeric spider. This simplicity makes them easy to install, assemble, and maintain.
4. Cost-Effective: Compared to some other types of couplings, HRC couplings are cost-effective, providing reliable performance at a relatively lower cost.
5. High Torque Transmission: HRC couplings can handle high torque transmission, making them suitable for various heavy-duty applications.
6. Misalignment Compensation: They can compensate for small amounts of misalignment between shafts, which can occur due to factors like thermal expansion or shaft deflection.
7. Corrosion Resistance: The elastomeric spider in HRC couplings provides some level of corrosion resistance, making them suitable for applications in harsh environments.
8. Wide Range of Sizes and Torque Ratings: HRC couplings are available in various sizes and torque ratings, making it easy to find a suitable coupling for different power transmission requirements.
9. Electrically Insulating: Some HRC couplings are electrically insulating, which can be advantageous in certain applications to prevent electrical currents from passing between connected shafts.
10. Reduced Downtime: Due to their ability to absorb shock loads and vibrations, HRC couplings can help reduce wear and tear on machinery, leading to less downtime and lower maintenance costs.
Overall, HRC couplings are a reliable and widely used choice for connecting shafts in mechanical systems, providing flexibility, vibration dampening, and cost-effectiveness in a wide range of applications.
editor by CX 2023-09-12
China Best Sales Cast Iron HRC Flexible Shaft Couplings Shaft Couplings Speed Reducers Gearboxes Electric Motor Reducers for Industry Machine hrc coupling
Product Description
Cast Iron HRC Flexible Shaft Couplings shaft Couplings Speed Reducers Gearboxes Electric Motor Reducers for Industry Machine
Product Description
- Installation is quick and easy without special tools required, only a hexagonal wrench is needed
- Maintenance is virtually eliminated without the lubrication required
- The electro-metric element allows HRC to be suitable for use in most conditions
- In the unlikely event of the flexible element being destroyed, the drive will be maintained by the inner action of the integrally cast driving dogs
Product Parameters
| Type F&H | Bored to size | A | B | E | F | G | L1 | L2 | L3 | J | ||||||||
| SIZE | BUSH | Bore | C | D | Bore | C | D | |||||||||||
| MAX MIN | MAX | MIN | ||||||||||||||||
| 70 | 1008 | 25 | 9 | 20.0 | 23.5 | 32 | 10 | 20 | 23.5 | 69 | 60 | 31 | 25 | 18 | 65 | 66.5 | 68 | 29 |
| 90 | 1108 | 28 | 9 | 19.5 | 23.5 | 42 | 10 | 26 | 30.5 | 85 | 70 | 32 | 30.5 | 22.5 | 69.5 | 76 | 82.5 | 29 |
| 110 | 1610 | 42 | 14 | 18.5 | 26.5 | 55 | 10 | 37 | 45.5 | 112 | 100 | 45 | 45 | 29 | 82 | 101 | 119 | 38 |
| 130 | 1610 | 42 | 14 | 18.5 | 26.5 | 60 | 20 | 39 | 47.5 | 130 | 105 | 50 | 53 | 35 | 89 | 118 | 146 | 38 |
| 150 | 2012 | 50 | 14 | 23.5 | 33.5 | 85 | 28 | 46 | 56 | 150 | 115 | 62 | 60 | 40 | 107 | 134 | 160 | 42 |
| 180 | 2517 | 60 | 16 | 34.5 | 46.5 | 80 | 28 | 58 | 70 | 180 | 125 | 77 | 73 | 49 | 142 | 165 | 189 | 48 |
| 230 | 3571 | 75 | 25 | 39.5 | 52.5 | 100 | 48 | 77 | 90 | 225 | 155 | 99 | 85.5 | 59.5 | 165 | 202 | 240 | 55 |
| 280 | 3525 | 100 | 35 | 51.0 | 66.5 | 115 | 60 | 90 | 105.5 | 175 | 206 | 119 | 105.5 | 74.5 | 208 | 247 | 286 | 67 |
Related Products
Company Profile
FAQ
Q: Can you make the coupling with customization?
A: Yes, we can customize per your request.
Q: Do you provide samples?
A: Yes. The sample is available for testing.
Q: What is your MOQ?
A: It is 10pcs for the beginning of our business.
Q: What’s your lead time?
A: Standard products need 5-30days, a bit longer for customized products.
Q: Do you provide technical support?
A: Yes. Our company has a design and development team, and we can provide technical support if you
need.
Q: How to ship to us?
A: It is available by air, sea, or by train.
Q: How to 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.
Q: How shall we contact you?
A: You can send an inquiry directly, and we will respond within 24 hours.
|
Shipping Cost:
Estimated freight per unit. |
To be negotiated |
|---|
| Standard Or Nonstandard: | Standard |
|---|---|
| Torque: | <10N.M |
| Speed: | 6000r/M |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
What are the Maintenance Requirements for HRC Couplings?
HRC (Highly Resilient Coupling) couplings are known for their relatively low maintenance requirements, making them popular in various industrial applications. However, like any mechanical component, they still require some attention to ensure optimal performance and longevity. Here are the typical maintenance requirements for HRC couplings:
- Regular Inspection: Perform visual inspections of the coupling regularly to check for signs of wear, damage, or misalignment. Look for any unusual vibrations, noise, or overheating during operation.
- Lubrication: Some HRC couplings have elastomeric elements that require periodic lubrication to maintain their flexibility and resilience. Check the manufacturer’s recommendations for the proper lubrication schedule and type of lubricant to use.
- Torque Monitoring: Ensure that the coupling is properly torqued and recheck the torque periodically, especially after installation or maintenance activities.
- Alignment Checks: Misalignment can lead to premature wear and reduced coupling life. Regularly check the alignment of the connected shafts and correct any misalignment if necessary.
- Environmental Considerations: HRC couplings can be affected by environmental factors such as temperature, humidity, and exposure to chemicals. Ensure that the coupling is suitable for the specific environmental conditions of the application.
- Replace Worn Parts: Over time, the elastomeric elements of the HRC coupling may wear out. When signs of wear, cracking, or damage are observed, replace the coupling elements promptly to prevent further issues.
- Professional Inspection: Periodic inspections by maintenance professionals or coupling experts can help identify any potential problems and address them proactively.
It’s essential to follow the manufacturer’s guidelines and recommendations for maintenance and inspection intervals specific to the HRC coupling model being used. Proper maintenance can extend the life of the coupling, reduce downtime, and ensure the reliable operation of the machinery in which it is installed.
How Does an HRC Coupling Handle Angular, Parallel, and Axial Misalignment?
An HRC (Highly Resilient Coupling) is designed to handle various types of misalignment, including angular, parallel, and axial misalignment. The coupling’s unique construction allows it to provide flexibility while transmitting torque between two shafts. Here’s how it handles each type of misalignment:
1. Angular Misalignment: Angular misalignment occurs when the axes of the connected shafts are not perfectly aligned. The HRC coupling can accommodate this misalignment due to its flexible element, typically made of synthetic rubber or polyurethane. The rubber element can bend and flex, allowing the coupling to compensate for slight angular deviations between the shafts. This helps to reduce stress on the connected equipment and the coupling itself.
2. Parallel Misalignment: Parallel misalignment happens when the shafts are not perfectly aligned side by side. The HRC coupling’s rubber element can also tolerate small amounts of parallel misalignment. As the shafts move slightly in parallel, the rubber element flexes to maintain the torque transmission between the shafts. However, excessive parallel misalignment should be avoided to prevent premature wear on the coupling.
3. Axial Misalignment: Axial misalignment occurs when the ends of the shafts move closer together or farther apart. The HRC coupling can accommodate limited axial misalignment, thanks to the elasticity of the rubber element. As the shafts move in the axial direction, the rubber element compresses or expands accordingly, ensuring continuous torque transmission.
It’s essential to note that while HRC couplings are designed to handle misalignment, they have limits. Excessive misalignment can cause premature wear and failure of the coupling. Therefore, it’s crucial to install and align the HRC coupling properly within the recommended tolerances to ensure optimal performance and longevity of the coupling and connected equipment.
Advantages of Using HRC Couplings in Mechanical Systems
1. Flexibility: HRC couplings offer flexibility in accommodating misalignment between shafts, both angular and parallel. This flexibility helps to reduce stress on the connected equipment and increases the overall reliability of the system.
2. Vibration Damping: The elastomeric spider in HRC couplings acts as a cushion, absorbing vibrations and shock loads, which results in smoother and quieter operation of the machinery.
3. Simple Design: HRC couplings have a straightforward design, consisting of just two hubs and an elastomeric spider. This simplicity makes them easy to install, assemble, and maintain.
4. Cost-Effective: Compared to some other types of couplings, HRC couplings are cost-effective, providing reliable performance at a relatively lower cost.
5. High Torque Transmission: HRC couplings can handle high torque transmission, making them suitable for various heavy-duty applications.
6. Misalignment Compensation: They can compensate for small amounts of misalignment between shafts, which can occur due to factors like thermal expansion or shaft deflection.
7. Corrosion Resistance: The elastomeric spider in HRC couplings provides some level of corrosion resistance, making them suitable for applications in harsh environments.
8. Wide Range of Sizes and Torque Ratings: HRC couplings are available in various sizes and torque ratings, making it easy to find a suitable coupling for different power transmission requirements.
9. Electrically Insulating: Some HRC couplings are electrically insulating, which can be advantageous in certain applications to prevent electrical currents from passing between connected shafts.
10. Reduced Downtime: Due to their ability to absorb shock loads and vibrations, HRC couplings can help reduce wear and tear on machinery, leading to less downtime and lower maintenance costs.
Overall, HRC couplings are a reliable and widely used choice for connecting shafts in mechanical systems, providing flexibility, vibration dampening, and cost-effectiveness in a wide range of applications.
editor by CX 2023-09-11
China best The High Quality Cast Iron HRC Couplings with Rubber Element Type B HRC 150f-2012 hrc coupling
Product Description
The High Quality Cast iron HRC couplings with rubber element type B HRC 150F-2012
HRC coupling:
1. Maintenance,acturally HRC coupling doesn’t need maintenance.
2. Ecvironmental, elastic components make HRC coupling applies to a variety of working conditions.
3. Reliable transmission, in case of elastic component is damaged, the dog segment wichcasted siamesedly
still keep the transmission processing reliably.
4. Economic, HRC couplings have already been made of optimization design,which make transmission power
match the transmission shaft diameter.
5. Good recovery capacity, elastic components can reduce the load at the CZPT moments, and the deviation is a major consideration when designing.
6. Adaptability of misalignment, HRC can coupling contains parallel shift, angle shift and axis shift which
happen some times.
Use:
Mainly used in the mining, metallurgical, cement, chemicals,construction, buiding materials,
electric power, telecommunictions, textiles, and transportation departments.
Such as:
1. conveyor:Belt conveyor,AFC conveyor, chain conveyor, screw conveyor.
2. Pum:Water pump, oil pump, slush pump, etc.
3.Fan: Draft fan, fanner, boil fan, etc.
4. Excator:bucket excavator bucket, wheel excavators .
5. Crane:Tower crane, gantry crande, bridge crane.
6.Others:Various elevators, coal plough, ball mill, crusher, recreation machine.
7.Blender equipment, centrifuger, washer, leather-making machine, machine for recreation
park mixer wire drawing machine.Extruder, dregs crusher of boiler.
8.Plastic feeder, rubber smelling machine, etc.
Datasheet
| Size | Max bore | Dimensions | Mass | ||||||||
| MM | INS | A | B | E | F | G | C | D | L | KG | |
| HRC 70F-1008 | 25 | 1 | 69 | 60 | 31 | 25 | 25 | 20 | 23.5 | 65 | 1 |
| HRC 90F-1108 | 28 | 1.18 | 85 | 70 | 32 | 30.5 | 30.5 | 19.5 | 23.5 | 69.5 | 1.78 |
| HRC 110F-1610 | 42 | 1.58 | 112 | 100 | 45 | 45 | 45 | 18.5 | 26.5 | 82 | 5 |
| HRC 130F-1610 | 42 | 2 | 130 | 105 | 50 | 50 | 53 | 18 | 26.5 | 89 | 5.46 |
| HRC 150F-2012 | 50 | 2.12 | 150 | 115 | 62 | 62 | 60 | 23.5 | 33.5 | 107 | 7.11 |
| HRC 180F-17BSW | 60 | 3 | 180 | 125 | 77 | 77 | 73 | 34.5 | 46.5 | 142 | 16.6 |
| HRC 230F-3571 | 75 | 4 | 225 | 155 | 99 | 99 | 85.5 | 39.5 | 52.5 | 164.5 | 26 |
| HRC F-3625BSW | 100 | 1 | 275 | 206 | 119 | 119 | 105.5 | 51 | 66.5 | 207.5 | 50 |
OUR SERVICE:
1) Competitive price and good quality
2) Used for transmission systems.
3) Excellent performance, long using life
4) Could be developed according to your drawings or data sheet
5) Pakaging:follow the customers’ requirements or as our usual package
6) Brand name: per every customer’s requirement.
7) Flexible minimum order quantity
8) Sample can be supplied
MAIN PRODUCTS:
1) Timing Belt Pulley (Synchronous Pulley), Timing Bar, Clamping Plate;
2) Forging, Casting, Stampling Part;
3) V Belt Pulley and Taper Lock Bush; Sprocket, Idler and Plate Wheel;Spur Gear, Bevel Gear, Rack;
4) Shaft Locking Device: could be alternative for Ringfeder, Sati, Chiaravalli, Tollok, etc.;
5) Shaft Coupling:including Miniature couplings, Curved tooth coupling, Chain coupling, HRC coupling, Normex coupling, Type coupling, GE Coupling, torque limiter, Universal Joint;
6) Shaft Collars: including Setscrew Type, Single Split and Double Splits;
7) Timing Belt: including Rubber and PU timing belts for industrial;
8) Other customized Machining Parts according to drawings (OEM).
Company Information
ZheJiang Mighty Machinery Co., Ltd. specializes in manufacturing Mechanical Power Transmission Products.
We Mighty is the division/branch of SCMC Group, which is a wholly state-owned company, established in 1980.
About Mighty:
-3 manufacturing factories, we have 5 technical staff, our FTY have strong capacity for design and process design, and more than
70 workers and double shift eveyday.
-Large quality of various material purchase and stock in warhouse which ensure the low cost for the material and production in
time.
-Strick quality control are apply in the whole prodution. we have incoming inspection,process inspection and final production
inspection which can ensure the perfect of the goods quality.
-14 years of machining experience. Long time cooperate with the Global Buyer, make us easy to understand the csutomer and handle the export.
MIGHTY’s products are mainly exported to Europe, America and the Middle East market. With the top-ranking management, professional technical support and abundant export experience, MIGHTY has established lasting and stable business partnership with many world famous companies and has got good reputation from CZPT customers in international sales.
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to
quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment=10000USD, 30% T/T in advance ,balance before shippment
| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 19-32 |
| Torque: | >80N.M |
| Bore Diameter: | 19mm |
| Speed: | 4000r/M |
| Structure: | Flexible |
| Samples: |
US$ 7.5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How Does an HRC Coupling Protect Connected Equipment from Shock Loads and Vibrations?
HRC (Highly Resilient Coupling) couplings are designed to protect connected equipment from shock loads and vibrations through their unique construction and material properties:
- Flexible Elastomeric Element: The key component of an HRC coupling is the flexible elastomeric element positioned between the two metal hubs. This elastomer acts as a mechanical buffer, capable of absorbing and dissipating shock loads and vibrations that may occur during operation.
- Damping of Vibrations: The elastomeric element’s flexibility allows it to dampen torsional vibrations and dampen the impact of sudden shock loads. This helps in reducing resonance effects and minimizing the transmission of vibrations to the connected equipment.
- High Resilience: HRC couplings are made from elastomers with high resilience, meaning they can deform under load and return to their original shape after the load is removed. This property enables them to absorb and dissipate energy, protecting the system from sudden shocks.
- Misalignment Compensation: In addition to shock and vibration absorption, HRC couplings can also compensate for small amounts of misalignment between shafts. This capability further enhances the protection of connected equipment by reducing the stress caused by misalignment.
When equipment experiences shock loads or vibrations, the elastomeric element flexes and compresses, acting as a shock absorber. This prevents the sudden transmission of high impact forces to the connected machinery, reducing the risk of damage and premature wear.
Moreover, by damping vibrations, HRC couplings improve the overall stability and smoothness of the power transmission system. This contributes to the longevity of connected equipment and reduces the likelihood of mechanical failures or downtime.
Overall, HRC couplings play a vital role in safeguarding connected equipment from shock loads and vibrations, promoting the reliability and performance of mechanical systems in various industrial applications.
Can HRC Couplings Be Used in Both Horizontal and Vertical Shaft Arrangements?
Yes, HRC (Highly Resilient Coupling) couplings can be used in both horizontal and vertical shaft arrangements, making them versatile options for various applications.
Horizontal Shaft Arrangements: In horizontal shaft arrangements, the shafts are positioned parallel to the ground, and the rotational axis is horizontal. HRC couplings are commonly used in this configuration to transmit torque between two shafts with a certain level of misalignment. They are particularly effective in absorbing shock loads, dampening vibrations, and compensating for slight misalignments, which are often encountered in rotating machinery.
Vertical Shaft Arrangements: In vertical shaft arrangements, the shafts are positioned vertically, and the rotational axis is perpendicular to the ground. This configuration is commonly found in applications such as vertical pumps, vertical motors, and gearboxes. When using HRC couplings in vertical shaft arrangements, additional consideration is required to ensure that the coupling can support the weight of the connected equipment and accommodate any potential misalignment due to gravitational forces.
When selecting an HRC coupling for a vertical shaft arrangement, it is essential to choose a coupling with adequate torque capacity and stiffness to handle the weight of the equipment and any dynamic forces resulting from the vertical orientation.
In summary, HRC couplings are suitable for both horizontal and vertical shaft arrangements, providing reliable power transmission and compensating for misalignment and vibration in various mechanical systems.
Materials Used in Manufacturing HRC Couplings
HRC couplings are typically made from a combination of different materials to provide the necessary properties for efficient power transmission and durability. The common materials used in manufacturing HRC couplings include:
- Cast Iron: Cast iron is a widely used material for HRC couplings due to its excellent strength, durability, and resistance to wear and deformation. It is suitable for various industrial applications and can handle substantial torque and misalignment.
- Steel: Steel is another popular choice for HRC coupling construction. It offers high tensile strength, good fatigue resistance, and the ability to handle high-speed applications. Steel HRC couplings are suitable for demanding environments and heavy-duty machinery.
- Stainless Steel: Stainless steel HRC couplings are ideal for applications where corrosion resistance is essential. They are commonly used in industries such as food processing, pharmaceuticals, and marine environments.
- Aluminum: Aluminum HRC couplings are lightweight and have excellent corrosion resistance. They are suitable for low to medium torque applications where weight reduction is a concern.
- Bronze: Bronze is used in specialized HRC coupling designs, particularly for applications requiring low friction and high wear resistance. It is commonly used in marine and heavy machinery applications.
- Polyurethane: Polyurethane is used for the flexible elements of HRC couplings. It offers good shock absorption and vibration damping properties, contributing to the coupling’s ability to protect connected equipment from shocks and vibrations.
- Other Composite Materials: Some HRC couplings may feature composite materials that combine the benefits of different materials, such as rubber compounds with metal reinforcement, to provide specific performance characteristics.
The material selection for HRC couplings depends on the application requirements, including torque, speed, environmental conditions, and industry standards. Manufacturers often provide a range of material options to suit various applications and ensure reliable and efficient power transmission.
editor by CX 2023-08-29
China Hot selling HRC Flexible Rubber Camlock Shaft Coupling Types of Spider Coupling HRC B/F/H Cast Iron HRC Couplings for Hub HRC 70f-1008 hrc coupling
Product Description
HRC Flexible rubber camlock shaft coupling types of spider coupling HRC B/F/H Cast Iron HRC Couplings for Hub HRC 70F-1008
Product Description
- Installation is quick and easy without special tools required, only a hexagonal wrench is needed
- Maintenance is virtually eliminated without the lubrication required
- The electro-metric element allows HRC to be suitable for use in most conditions
- In the unlikely event of the flexible element being destroyed, the drive will be maintained by the inner action of the integrally cast driving dogs
Product Parameters
| Type F&H | Bored to size | A | B | E | F | G | L1 | L2 | L3 | J | ||||||||
| SIZE | BUSH | Bore | C | D | Bore | C | D | |||||||||||
| MAX MIN | MAX | MIN | ||||||||||||||||
| 70 | 1008 | 25 | 9 | 20.0 | 23.5 | 32 | 10 | 20 | 23.5 | 69 | 60 | 31 | 25 | 18 | 65 | 66.5 | 68 | 29 |
| 90 | 1108 | 28 | 9 | 19.5 | 23.5 | 42 | 10 | 26 | 30.5 | 85 | 70 | 32 | 30.5 | 22.5 | 69.5 | 76 | 82.5 | 29 |
| 110 | 1610 | 42 | 14 | 18.5 | 26.5 | 55 | 10 | 37 | 45.5 | 112 | 100 | 45 | 45 | 29 | 82 | 101 | 119 | 38 |
| 130 | 1610 | 42 | 14 | 18.5 | 26.5 | 60 | 20 | 39 | 47.5 | 130 | 105 | 50 | 53 | 35 | 89 | 118 | 146 | 38 |
| 150 | 2012 | 50 | 14 | 23.5 | 33.5 | 85 | 28 | 46 | 56 | 150 | 115 | 62 | 60 | 40 | 107 | 134 | 160 | 42 |
| 180 | 2517 | 60 | 16 | 34.5 | 46.5 | 80 | 28 | 58 | 70 | 180 | 125 | 77 | 73 | 49 | 142 | 165 | 189 | 48 |
| 230 | 3571 | 75 | 25 | 39.5 | 52.5 | 100 | 48 | 77 | 90 | 225 | 155 | 99 | 85.5 | 59.5 | 165 | 202 | 240 | 55 |
| 280 | 3525 | 100 | 35 | 51.0 | 66.5 | 115 | 60 | 90 | 105.5 | 175 | 206 | 119 | 105.5 | 74.5 | 208 | 247 | 286 | 67 |
Related Products
Company Profile
FAQ
Q: Can you make the coupling with customization?
A: Yes, we can customize per your request.
Q: Do you provide samples?
A: Yes. The sample is available for testing.
Q: What is your MOQ?
A: It is 10pcs for the beginning of our business.
Q: What’s your lead time?
A: Standard products need 5-30days, a bit longer for customized products.
Q: Do you provide technical support?
A: Yes. Our company has a design and development team, and we can provide technical support if you
need.
Q: How to ship to us?
A: It is available by air, sea, or by train.
Q: How to 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.
Q: How shall we contact you?
A: You can send an inquiry directly, and we will respond within 24 hours.
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Shipping Cost:
Estimated freight per unit. |
To be negotiated |
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| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | 8-24 |
| Torque: | <10N.M |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | Order Sample Two parts with rubber
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| Customization: |
Available
| Customized Request |
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Are There Any Safety Considerations When Using HRC Couplings in Rotating Machinery?
When using HRC (Highly Resilient Coupling) couplings in rotating machinery, several safety considerations should be taken into account to ensure the proper and safe functioning of the coupling and the connected equipment:
- Proper Installation: It is crucial to follow the manufacturer’s guidelines and recommendations for the correct installation of the HRC coupling. Ensure that the coupling is mounted securely on the shafts and that all fasteners are tightened to the specified torque values.
- Alignment: Adequate shaft alignment is essential for the smooth operation of the HRC coupling. Misalignment can lead to increased stress on the coupling and its elastomeric element, reducing its service life and possibly causing premature failure.
- Torque Capacity: Before selecting an HRC coupling, verify that it has the appropriate torque capacity for the specific application. Using an undersized coupling can result in overloading, leading to coupling failure and potential damage to connected machinery.
- Operating Conditions: Consider the environmental conditions and operating parameters of the machinery when choosing an HRC coupling. Factors such as temperature, humidity, and exposure to chemicals can affect the coupling’s performance and longevity.
- Regular Inspection: Implement a regular inspection and maintenance schedule for the HRC coupling and the entire power transmission system. Check for signs of wear, corrosion, or any other issues that may require attention. Replace worn or damaged components promptly.
- Emergency Stop: Ensure that the rotating machinery is equipped with a proper emergency stop mechanism to quickly shut down operations in case of unexpected events or coupling failure.
- Overload Protection: Consider adding overload protection devices to the system to prevent excessive torque or shock loads from reaching the coupling and the connected equipment.
By adhering to these safety considerations and best practices, the risk of accidents, equipment damage, and downtime can be minimized, ensuring a safe and reliable operation of rotating machinery with HRC couplings.
How Does an HRC Coupling Handle Angular, Parallel, and Axial Misalignment?
An HRC (Highly Resilient Coupling) is designed to handle various types of misalignment, including angular, parallel, and axial misalignment. The coupling’s unique construction allows it to provide flexibility while transmitting torque between two shafts. Here’s how it handles each type of misalignment:
1. Angular Misalignment: Angular misalignment occurs when the axes of the connected shafts are not perfectly aligned. The HRC coupling can accommodate this misalignment due to its flexible element, typically made of synthetic rubber or polyurethane. The rubber element can bend and flex, allowing the coupling to compensate for slight angular deviations between the shafts. This helps to reduce stress on the connected equipment and the coupling itself.
2. Parallel Misalignment: Parallel misalignment happens when the shafts are not perfectly aligned side by side. The HRC coupling’s rubber element can also tolerate small amounts of parallel misalignment. As the shafts move slightly in parallel, the rubber element flexes to maintain the torque transmission between the shafts. However, excessive parallel misalignment should be avoided to prevent premature wear on the coupling.
3. Axial Misalignment: Axial misalignment occurs when the ends of the shafts move closer together or farther apart. The HRC coupling can accommodate limited axial misalignment, thanks to the elasticity of the rubber element. As the shafts move in the axial direction, the rubber element compresses or expands accordingly, ensuring continuous torque transmission.
It’s essential to note that while HRC couplings are designed to handle misalignment, they have limits. Excessive misalignment can cause premature wear and failure of the coupling. Therefore, it’s crucial to install and align the HRC coupling properly within the recommended tolerances to ensure optimal performance and longevity of the coupling and connected equipment.
Limitations and Disadvantages of Using HRC Couplings
HRC couplings offer numerous advantages for power transmission in various mechanical systems, but they also have some limitations and disadvantages to consider:
- Misalignment Limitation: While HRC couplings can handle a degree of misalignment, they are not as flexible as some other coupling types, such as flexible or elastomeric couplings. Excessive misalignment beyond their specified limits can lead to premature wear and failure.
- High Shock Loads: While HRC couplings can handle moderate shock loads, they may not be suitable for applications with very high shock loads. In such cases, specialized couplings like gear or disc couplings may be more appropriate.
- Temperature Limitations: HRC couplings have temperature limitations based on the material used in their construction. In high-temperature environments, other coupling types, such as metal disc couplings, may be more suitable.
- Noise and Vibration: HRC couplings are not as effective in dampening noise and vibration as some other coupling designs, like flexible couplings with elastomeric elements. In applications where noise reduction is critical, additional measures may be required.
- Regular Maintenance: While HRC couplings are generally low-maintenance, they still require periodic inspection and lubrication to ensure optimal performance and prevent unexpected failures.
- Component Wear: The flexible elements of HRC couplings, such as the rubber inserts, may experience wear over time, especially in demanding applications. Regular inspection and replacement of these elements may be necessary.
- Size and Weight: HRC couplings may be larger and heavier than some other coupling types, which can be a consideration in applications where space and weight are limited.
- Cost: HRC couplings can be more cost-effective than some high-performance couplings, but they may not offer the same level of performance and precision in certain applications.
Despite these limitations, HRC couplings remain a popular choice in many industrial applications due to their reliability, simplicity, and cost-effectiveness. Engineers and designers should carefully assess their specific application requirements and consider these factors when selecting the most suitable coupling type for their system.
editor by CX 2023-08-17
China factory All Ranges Customized OEM HRC Shaft Couplings Cast Iron Steel hrc coupling
Product Description
Cast Iron HRC Shaft Couplings HRC70 HRC90 HRC110 HRC130 HRC150 HRC180 HRC230 HRC280
Product Description
The FRC shaft couplings is widely used. Its characteristic is simple construction, safe and reliable in use and easy to install. Maintenance is virtually
elimated and no lubricant is required in the running term. These couplings are made of GG25 high grade cast iron and phosphate for the surface to
ensure strength for safe running under rated conditions.
Our Main Products:
1. Timing Belt Pulley (Synchronous Pulley), Timing Bar, Clamping Plate;
2. Forging, Casting, Stampling Part;
3. V Belt Pulley and Taper Lock Bush; Sprocket, Idler and Plate Wheel;Spur Gear, Bevel Gear, Rack;
4. Shaft Locking Device: could be alternative for Ringfeder, Sati, Chiaravalli, Tollok, etc.;
5. Shaft Coupling: including Miniature couplings, Curved tooth coupling, Chain coupling, HRC coupling,
Normex coupling, Type coupling, GE Coupling, torque limiter, Universal Joint;
6. Shaft Collars: including Setscrew Type, Single Split and Double Splits;
7. Gear & Rack: Spur gear/rack, bevel gear, helical gear/rack.
8. Other customized Machining Parts according to drawings (OEM) Forging, Casting, Stamping Parts.
PACKING
| Packaging | |
| Packing | We use standard export wooden case, carton and pallet, but we can also pack it as per your special requirements. |
OUR COMPANY
ZheJiang Mighty Machinery Co., Ltd. specializes in offering best service and the most competitive price for our customer.
After over 10 years’ hard work, MIGHTY’s business has grown rapidly and become an important partner for oversea clients in the industrial field and become a holding company for 3 manufacturing factories.
MIGHTY’s products have obtained reputation of domestic and oversea customers with taking advantage of technology, management, quality and very competitive price.
Your satisfaction is the biggest motivation for our work, choose us to get high quality products and best service.
OUR FACTORY
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: How long is your delivery time?
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
We warmly welcome friends from domestic and abroad come to us for business negotiation and cooperation for mutual benefit.To supply customers excellent quality products with good price and punctual delivery time is our responsibility.
| Standard Or Nonstandard: | Standard |
|---|---|
| Shaft Hole: | Standard and Custom |
| Torque: | Standard and Custom |
| Bore Diameter: | Standard and Custom |
| Speed: | Standard and Custom |
| Structure: | Flexible |
| Samples: |
US$ 1/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How do HRC Couplings Compare to Other Types of Couplings in Terms of Performance?
HRC (Highly Resilient Coupling) couplings offer specific advantages and disadvantages compared to other types of couplings, making them suitable for certain applications while not ideal for others. Here is a comparison of HRC couplings with some other common coupling types:
- HRC Couplings vs. Flexible Couplings: HRC couplings and flexible couplings both provide some degree of misalignment compensation and damping of vibrations. However, flexible couplings typically offer higher torsional flexibility and better misalignment accommodation than HRC couplings. HRC couplings may have limitations in terms of angular and parallel misalignment compared to certain types of flexible couplings.
- HRC Couplings vs. Gear Couplings: Gear couplings are more robust and can handle higher torque capacities than HRC couplings. They are suitable for heavy-duty applications that demand higher torque transmission and greater misalignment accommodation. However, gear couplings may be more expensive and less forgiving in case of misalignment.
- HRC Couplings vs. Disc Couplings: Disc couplings offer excellent misalignment compensation and torsional stiffness. They can handle high-speed applications and provide precise torque transmission. However, disc couplings are generally more expensive than HRC couplings and may require more frequent maintenance.
- HRC Couplings vs. Jaw Couplings: Jaw couplings are simple and cost-effective but offer limited misalignment accommodation compared to HRC couplings. They are suitable for light to moderate loads and lower torque applications.
Ultimately, the choice of coupling type depends on the specific requirements of the application. HRC couplings are well-suited for applications where moderate misalignment compensation is needed, and cost-effectiveness is a consideration. They are commonly used in pumps, compressors, conveyor systems, and other industrial machinery.
When selecting a coupling, factors such as torque capacity, speed, misalignment requirements, environmental conditions, and maintenance considerations should be taken into account. It is essential to consult with coupling manufacturers or engineering experts to ensure the appropriate coupling is chosen for optimal performance and reliability in the given application.
Impact of HRC Couplings on the Overall Reliability of Connected Equipment
HRC (Hytrel Rubber Compression) couplings play a crucial role in enhancing the overall reliability of connected equipment in mechanical power transmission systems. Here are some key ways in which HRC couplings contribute to improved reliability:
1. Shock Absorption: HRC couplings are designed with a flexible elastomeric element (made of Hytrel or similar material) that acts as a shock absorber. It helps dampen and absorb shocks and vibrations generated during the operation of rotating equipment. By reducing the impact of sudden loads and shocks, the coupling protects the connected components from potential damage or premature wear.
2. Misalignment Compensation: One of the primary functions of an HRC coupling is to accommodate misalignment between shafts. It can handle angular, parallel, and axial misalignment, which commonly occur in rotating machinery due to various factors like thermal expansion, manufacturing tolerances, and settling of foundations. By allowing for misalignment, the coupling prevents undue stress on the connected equipment and minimizes the risk of misalignment-related failures.
3. Vibration Damping: Vibrations in rotating equipment can lead to fatigue and wear in connected components. HRC couplings help dampen these vibrations, ensuring smoother operation and reducing the likelihood of resonance or vibration-related failures.
4. Maintenance-Free Options: Some HRC couplings are designed to be maintenance-free, eliminating the need for regular greasing or lubrication. This feature reduces the maintenance requirements of the coupling and, in turn, enhances the reliability of the entire system by minimizing downtime for maintenance activities.
5. High Torque Transmission: HRC couplings are capable of transmitting high torque loads between shafts. By efficiently transmitting power, the coupling ensures that the connected equipment can perform its intended functions reliably and without power-related disruptions.
6. Torsional Stiffness: HRC couplings provide a degree of torsional stiffness, which helps control angular deflection between shafts during operation. This stiffness contributes to the overall stability of the system and protects against excessive torsional vibrations that could lead to mechanical issues.
7. Durability and Longevity: The robust construction and high-quality materials used in HRC couplings contribute to their durability and longevity. They are engineered to withstand harsh operating conditions and resist wear, ensuring a longer service life for the coupling and the connected equipment.
8. Cost-Effectiveness: HRC couplings offer a cost-effective solution for power transmission applications. Their ability to protect connected equipment from shocks, vibrations, and misalignment helps prevent costly downtime and maintenance, making them a reliable and economical choice for various industries.
In summary, HRC couplings enhance the overall reliability of connected equipment by mitigating the adverse effects of shocks, vibrations, and misalignment. With their robust design and ability to accommodate various operating conditions, HRC couplings contribute to the smooth and efficient operation of mechanical systems, reducing the risk of unplanned downtime and extending the lifespan of the connected equipment.
Limitations and Disadvantages of Using HRC Couplings
HRC couplings offer numerous advantages for power transmission in various mechanical systems, but they also have some limitations and disadvantages to consider:
- Misalignment Limitation: While HRC couplings can handle a degree of misalignment, they are not as flexible as some other coupling types, such as flexible or elastomeric couplings. Excessive misalignment beyond their specified limits can lead to premature wear and failure.
- High Shock Loads: While HRC couplings can handle moderate shock loads, they may not be suitable for applications with very high shock loads. In such cases, specialized couplings like gear or disc couplings may be more appropriate.
- Temperature Limitations: HRC couplings have temperature limitations based on the material used in their construction. In high-temperature environments, other coupling types, such as metal disc couplings, may be more suitable.
- Noise and Vibration: HRC couplings are not as effective in dampening noise and vibration as some other coupling designs, like flexible couplings with elastomeric elements. In applications where noise reduction is critical, additional measures may be required.
- Regular Maintenance: While HRC couplings are generally low-maintenance, they still require periodic inspection and lubrication to ensure optimal performance and prevent unexpected failures.
- Component Wear: The flexible elements of HRC couplings, such as the rubber inserts, may experience wear over time, especially in demanding applications. Regular inspection and replacement of these elements may be necessary.
- Size and Weight: HRC couplings may be larger and heavier than some other coupling types, which can be a consideration in applications where space and weight are limited.
- Cost: HRC couplings can be more cost-effective than some high-performance couplings, but they may not offer the same level of performance and precision in certain applications.
Despite these limitations, HRC couplings remain a popular choice in many industrial applications due to their reliability, simplicity, and cost-effectiveness. Engineers and designers should carefully assess their specific application requirements and consider these factors when selecting the most suitable coupling type for their system.
editor by CX 2023-08-11