China manufacturer Cast Iron Steel Normex Flange Shaft Flexible Nm Coupling with Rubber flange coupling

Product Description

Cast Iron Steel Normex Flange Shaft Flexible Nm Coupling With Rubber
 

Product Description

1. Applies to flexibly drive shaft, allowing a more significant axial radial displacement and displacement.
2. It Has a simple structure and easy maintenance.
3. Disassembly is easy.
4. low noise.
5. Transmission efficiency loss, long useful working life.

 

Product Parameters

 

SIZE TORQUE MAX SPEED
rpm.
BORE BOSS DIA
D
OUTSIDE DIA
OD
LENGTH
L
TOLERANCE POWER SHAFT WEIGHT
kg
STHangZhouRD
kg/m
MAX
kg/m
MIN MAX
NM-50 1.3 2.3 13500 1 19 33 50 25 2.0±0.5 0.48
NM-67 2.2 4 10000 g 28 46 67 30 2.5±0.5 1HP 8-28 1.02
NM-82 5 g 8000 10 32 53 82 40 3.0±1.0 2-3HP 10-32 1.88
NM- 97 10.5 19 7000 12 42 69 97 50 3.0±1.0 5-7.5HP 12-42 3.54
NM-112 16.7 30 6000 14 48 79 112 60 3.5±1.0 10-20HP 14-48 5.4
NM-128 26.7 48 5000 1B 5 go 128 70 3.5±1.0 30HP 18-55 8.1
NM-148 41.7 75 4500 22 65 107 148 8o 3.5±1.0 40HP 22-65 13.5
NM-168 69.5 125 4000 28 75 126 168 9o 3.5±1.5 60HP 28-75 19.3

 

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 /* 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

flange coupling

Proper Installation and Alignment of Flange Couplings

Installing and aligning a flange coupling properly is crucial to ensure its optimal performance and to prevent premature wear or failure. Here are the steps to follow for a successful installation:

  1. Prepare the Components: Before starting the installation, ensure that all the components, including the flange coupling, shafts, and fasteners, are clean and free from dirt or debris. Inspect the coupling for any visible damage or defects.
  2. Check Shaft Alignment: Verify the alignment of the shafts before installing the flange coupling. Misalignment can lead to increased stresses on the coupling and other connected equipment.
  3. Use Proper Lubrication: Apply the recommended lubricant to the contact surfaces of the flange coupling. Proper lubrication reduces friction and wear, enhancing the coupling’s lifespan.
  4. Align the Flange Coupling: Position the flange coupling between the shafts and ensure that the bolt holes are aligned with the corresponding holes in the shafts.
  5. Insert Fasteners: Insert the bolts or screws through the bolt holes and hand-tighten them. Avoid fully tightening any fasteners at this stage.
  6. Check Runout: Measure the runout of the coupling during rotation to verify that it is within acceptable limits. Excessive runout indicates a misaligned coupling.
  7. Properly Torque Fasteners: Using a torque wrench, tighten the fasteners in a cross-pattern to the manufacturer’s recommended torque values. This ensures even distribution of the load and prevents distortion of the flange coupling.
  8. Recheck Alignment: After torquing the fasteners, recheck the shaft alignment to ensure it has not shifted during the tightening process.
  9. Inspect the Assembly: Conduct a final visual inspection of the installed flange coupling and surrounding components to verify that everything is properly aligned and secured.
  10. Perform Test Run: Run the equipment with the newly installed flange coupling under no-load conditions initially to check for any unusual vibrations or noises.
  11. Monitor Performance: During the initial operation and throughout regular use, monitor the flange coupling’s performance and check for signs of wear, misalignment, or other issues.

Professional Installation: If you are unsure about the installation process or need to install a flange coupling in a complex system, consider seeking assistance from a qualified professional or coupling manufacturer’s technical support team. Proper installation is essential for ensuring the long-term reliability and performance of the flange coupling and the connected equipment.

flange coupling

Flange Couplings in Precision Motion Control Systems

Yes, flange couplings can be used in precision motion control systems, provided they are designed and selected appropriately for the specific application. Precision motion control systems often require high accuracy, repeatability, and minimal backlash. Flange couplings can meet these requirements when certain factors are considered:

1. Backlash: Precision motion control systems require minimal or zero backlash to ensure accurate positioning. Flexible flange couplings with no metal-to-metal contact, such as elastomeric or beam couplings, are preferred for these applications.

2. Rigidity: Flange couplings should have sufficient torsional rigidity to maintain the accuracy of the motion system. Rigid flange couplings made from materials like aluminum or steel can provide higher torsional stiffness.

3. Misalignment Compensation: In precision systems, alignment errors must be minimized. Flexible flange couplings can compensate for minor misalignments between shafts while maintaining precise motion transmission.

4. Low Inertia: Flange couplings with low inertia are desirable as they reduce the overall inertia of the system, enabling faster acceleration and deceleration during motion.

5. Material Selection: The choice of material is critical in precision motion control applications. Materials with high strength-to-weight ratios and minimal deformation under load are preferred.

6. Environmental Factors: Consider the environmental conditions in which the flange coupling will operate. For instance, in vacuum environments or cleanrooms, non-lubricated or special coatings may be necessary.

When selecting a flange coupling for precision motion control systems, it’s essential to consider the specific requirements of the application, including speed, torque, misalignment, and environmental factors. Regular maintenance and periodic checks for wear and misalignment are crucial to ensure the continued performance and accuracy of the motion control system.

flange coupling

Types of Flange Coupling Designs

Flange couplings are mechanical devices used to connect two shafts and transmit torque between them. They come in various designs, each suited for specific applications. Here are the different types of flange coupling designs:

  • 1. Unprotected Flange Coupling: This is the simplest type of flange coupling, consisting of two flanges with flat faces that are bolted together to connect the shafts. It is cost-effective and easy to install but offers limited protection against misalignment.
  • 2. Protected Flange Coupling: In this design, the flanges are fitted with a protective cover or casing, which helps prevent dust, dirt, and other contaminants from entering the coupling. It provides better protection to the coupling components, making it suitable for outdoor or harsh environments.
  • 3. Flexible Flange Coupling: This design incorporates a flexible element, such as a rubber or elastomeric insert, between the flanges. The flexible element allows for some misalignment between the shafts and helps dampen vibrations, reducing wear on connected equipment. It is commonly used in applications where there may be slight shaft misalignment.
  • 4. Rigid Flange Coupling: The rigid flange coupling is a solid coupling without any flexible elements. It provides a rigid connection between the shafts, which is ideal for applications where precise alignment is critical, such as high-speed machinery or precision motion control systems.
  • 5. Sleeve Flange Coupling: In this design, a hollow sleeve fits over the ends of the shafts and is bolted to the flanges. The sleeve helps provide additional support and alignment for the shafts.
  • 6. Half-Flanged Coupling: Half-flanged couplings consist of two flanges on one shaft and a single flange on the other shaft. This design is suitable for applications with limited space or where one shaft is fixed, and the other requires disconnection frequently.

The choice of flange coupling design depends on factors such as the level of misalignment, speed of rotation, available space, environmental conditions, and the required level of flexibility. Proper selection of the flange coupling type ensures efficient power transmission and extends the life of connected machinery and equipment.

China manufacturer Cast Iron Steel Normex Flange Shaft Flexible Nm Coupling with Rubber  flange couplingChina manufacturer Cast Iron Steel Normex Flange Shaft Flexible Nm Coupling with Rubber  flange coupling
editor by CX 2024-04-12

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