Product Description

XL Types High-Pressure Rubber Flexible Spider Jaw Coupling 

XL Type Flexible Spider Jaw Coupling comprises a convex claw block that can be avoided due to external constraints, internal deformation, and centrifugal impact deformation; in concave-convex claw, the pressure on the surface of the involute tooth is very small, even under overload, the tooth will not wear or deformation.
 

Flexible jaw couplings are used in power transmission of industrial equipment such as metallurgy, mining, lifting, transportation, petroleum, chemical industry, shipbuilding, textile, light industry, agricultural machinery, and industrial equipment such as pumps, fans, compressors, machine tools, gearboxes, mixers, printing machines, and conveyors.

 

Advantage:

Run smoothly;

Easy to install;

Compensate displacement (axial, radial, angular);

 XL Star Type Flexible Coupling Main Dimension:

Type	Nominal torque Tn/N·m	Shaft hole diameter	L		D	D1	B1	S
		d1,d2	Y	J1,Z1
XL1	20	6,7	18	–	40	32	12	2
		8,9	22	–
		10,11	25	22
		12,14	32	27
		16,18,19	42	30
XL2	71	8,9	22	–	55	40	14
		10,11	25	22
		12,14	32	27
		16,18,19	42	30
		20,22,24	52	38
XL3	200	10,11	25	22	65	48	15	2.5
		12,14	32	27
		16,18,19	42	30
		20,22,24	52	38
		25,28	62	44
XL4	400	12,14	32	27	80	66	18	3
		16,18,19	42	30
		20,22,24	52	38
		25,28	62	44
		30,32,35,38	82	60
XL5	560	14	32	27	95	75	20
		16,18,19	42	30
		20,22,24	52	38
		25,28	62	44
		30,32,35,38	82	60
		40,42	112	84
XL6	630	16,18,19	42	30	105	85	21	3.5
		20,22,24	52	38
		25,28	62	44
		30,32,35,38	82	60
		40,42,45,48	112	84
XL7	800	20,22,24	52	38	120	98	22	4
		25,28	62	44
		30,32,35,38	82	60
		40,42,45,48,50,55	112	84
XL8	900	22,24	52	38	135	115	26	4.5
		25,28	62	44
		30,32,35,38	82	60
		40,42,45,48,50,55	112	84
		60,63,65	142	107
XL9	2000	30,32,35,38	82	60	160	135	30	5
		40,42,45,48,50,55,56	112	84
		60,63,65,70,71,75	142	107
XL10	5000	40,42,45,48,50,55,56	112	84	200	160	34	5.5
		60,63,65,70,71,75	142	107
		80,85,90	172	132
XL11	7100	50,55,56	112	84	225	180	38	6
		60,63,65,70,71,75	142	107
		80,85,90,95	172	132
		100	212	167
XL12	8000	60,63,65,70,71,75	142	107	255	200	42	6.5
		80,85,90,95	172	132
		100,110	212	167
XL13	10000	60,63,65,70,71,75	142	107	290	230	46	7
		80,85,90,95	172	132
		100,110,120,125	212	167
XL14	14000	60,63,65,70,71,75	142	107	320	255	50	7.5
		80,85,90,95	172	132
		100,110,120,125	212	167
		130,140	252	202
XL15	20000	80,85,90,95	172	132	370	290	57	9
		100,110,120,125	212	167
		130,140,150	252	202
		160	302	242
XL16	25000	85,90,95	172	132	420	325	64	10.5
		100,110,120,125	212	167
		130,140,150	252	202
		160,170,180	302	242

Product Show:

♦Other Products List

Transmission Machinery  Parts Name	Model
Universal Coupling	WS, WSD, WSP
Cardan Shaft	SWC, SWP, SWZ
Tooth Coupling	CL, CLZ, GCLD, GIICL, GICL, NGCL, GGCL, GCLK
Disc Coupling	JMI, JMIJ, JMII, JMIIJ
High Flexible Coupling	LM
Chain Coupling	GL
Jaw Coupling	LT
Grid Coupling	JS

♦Our Company
Our company supplies different kinds of products. High quality and reasonable price. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective. To perfect our service, we provide products of good quality at a reasonable price.

Welcome to customize products from our factory and please provide your design drawings or contact us if you need other requirements.

♦Our Services
1. Design Services
Our design team has experience in coupling relating to product design and development. If you have any needs for your new product or wish to make further improvements, we are here to offer our support.

2. Product Services
raw materials → Cutting → Forging →Rough machining →Shot blasting →Heat treatment →Testing →Fashioning →Cleaning→ Assembly→Packing→Shipping

3. Samples Procedure
We could develop the sample according to your requirement and amend the sample constantly to meet your need.

4. Research & Development
We usually research the new needs of the market and develop new models when there are new cars in the market.

5. Quality Control
Every step should be a special test by Professional Staff according to the standard of ISO9001 and TS16949.

♦FAQ
Q 1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in manufacturing
various series of couplings.

Q 2:Can you do OEM?
Yes, we can. We can do OEM & ODM for all the customers with customized artwork in PDF or AI format.

Q 3:How long is your delivery time?
Generally, it is 20-30 days if the goods are not in stock. It is according to quantity.

Q 4: Do you provide samples? Is it free or extra?
Yes, we could offer the sample but not for free. Actually, we have an excellent price principle, when you make the bulk order then the cost of the sample will be deducted.

Q 5: How extended is your warranty?
A: Our Warranty is 12 months under normal circumstances.

Q 6: What is the MOQ?
A: Usually our MOQ is 1pcs.

Q 7: Do you have inspection procedures for coupling?
A:100% self-inspection before packing.

Q 8: Can I have a visit to your factory before the order?
A: Sure, welcome to visit our factory.

Q 9: What’s your payment?
A:1) T/T. 

♦Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

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What are the key features to look for when purchasing a flexible coupling?

When purchasing a flexible coupling, several key features should be considered to ensure it meets the specific requirements of the application and provides reliable performance. The following are the key features to look for:

• 1. Type of Coupling: There are different types of flexible couplings available, such as jaw couplings, beam couplings, bellows couplings, disc couplings, and more. Each type has its advantages and limitations, so choosing the right type depends on factors like misalignment compensation needed, torque capacity, and application requirements.
• 2. Material: The material of the coupling is crucial for its durability and performance. Common materials include stainless steel, aluminum, steel, and various elastomers. Select a material that can withstand the environmental conditions, loads, and temperature ranges of the application.
• 3. Size and Dimensions: Ensure that the coupling’s size and dimensions match the shaft sizes and available space in the system. Oversized or undersized couplings may lead to inefficiencies, misalignment, and reduced performance.
• 4. Torque Rating: Consider the maximum torque the coupling can handle to ensure it can transmit the required power without failure or damage.
• 5. Speed Rating: Check the coupling’s maximum rotational speed capability to ensure it can handle the desired operating speed without issues.
• 6. Misalignment Compensation: Different couplings offer varying degrees of misalignment compensation, such as angular, parallel, and axial misalignment. Choose a coupling that can accommodate the expected misalignments in the system.
• 7. Backlash: For precision applications, consider couplings with minimal or zero-backlash to prevent motion inaccuracies and ensure precise positioning.
• 8. Operating Environment: Assess the environmental conditions, including temperature, humidity, dust, and chemical exposure, and select a coupling with suitable resistance to these factors.
• 9. Maintenance: Decide whether maintenance-free couplings or those requiring periodic lubrication align better with the application’s requirements and maintenance schedule.
• 10. Electrical Isolation: If required, choose couplings with electrical isolation features to prevent current flow between connected shafts.
• 11. Dynamic Behavior: Evaluate the coupling’s dynamic performance, including resonance and damping characteristics, to ensure smooth operation under various loads and speeds.
• 12. Application Compatibility: Verify that the selected coupling is suitable for the specific application, such as pumps, compressors, robotics, automation, or other industrial processes.

Summary: When purchasing a flexible coupling, consider factors such as the type of coupling, material, size, torque rating, speed rating, misalignment compensation, backlash, operating environment, maintenance, electrical isolation, dynamic behavior, and application compatibility. Careful consideration of these features will ensure that the coupling meets the demands of the application, provides reliable performance, and contributes to the overall efficiency of the mechanical system.

How does a flexible coupling accommodate changes in shaft alignment due to thermal expansion?

Flexible couplings are designed to accommodate changes in shaft alignment that occur due to thermal expansion in rotating machinery. When equipment operates at elevated temperatures, the materials used in the shafts and other components expand, causing shifts in the relative positions of the connected shafts. This thermal expansion can lead to misalignment, which, if not addressed, may result in additional stress on the equipment and premature wear.

Flexible couplings employ specific design features that allow them to handle thermal-induced misalignment effectively:

• Flexibility: The primary feature of a flexible coupling is its ability to flex and deform to some extent. This flexibility allows the coupling to absorb small amounts of angular, parallel, and axial misalignment that may result from thermal expansion. As the shafts expand or contract, the flexible coupling compensates for the misalignment, helping to maintain proper alignment between the two shafts.
• Radial Clearance: Some flexible couplings, such as elastomeric couplings, have radial clearance between the coupling’s mating parts. This radial clearance provides additional room for the shafts to move laterally during thermal expansion without creating excessive forces on the coupling or connected equipment.
• Sliding Elements: Certain flexible couplings feature sliding elements that can move relative to each other. This capability allows the coupling to accommodate axial displacement resulting from thermal expansion or other factors.
• Flexible Element Materials: The materials used in the flexible elements of the coupling are chosen for their ability to handle the temperature range experienced in the application. Elastomeric materials, for example, can be selected to withstand high temperatures while still maintaining their flexibility.

It is essential to understand that while flexible couplings can compensate for some degree of thermal-induced misalignment, there are limits to their capabilities. If the thermal expansion exceeds the coupling’s compensating range, additional measures, such as incorporating expansion joints or using specialized couplings designed for greater misalignment compensation, may be necessary.

When selecting a flexible coupling for an application with potential thermal expansion, it is crucial to consider the expected operating temperature range and the level of misalignment that may occur due to thermal effects. Working with coupling manufacturers and consulting coupling catalogs can help in choosing the most suitable coupling type and size for the specific thermal conditions of the machinery.

Can flexible couplings accommodate high torque and high-speed applications?

Yes, flexible couplings can accommodate both high torque and high-speed applications, but the suitability depends on the specific design and material of the flexible coupling. Different types of flexible couplings have varying torque and speed capacities, and it’s crucial to select the right type of coupling based on the application requirements.

High Torque Applications:

Some flexible couplings, such as gear couplings and disc couplings, are designed to handle high torque levels. Gear couplings consist of toothed hubs that mesh with each other, providing a robust and efficient torque transmission. They are commonly used in heavy-duty industrial applications, such as steel mills, mining equipment, and power generation plants, where high torque loads are prevalent.

Disc couplings are also suitable for high torque applications. They use a series of flexible metal discs that can handle significant torque while compensating for misalignment. Disc couplings are often used in high-speed machinery and critical applications where precise torque transmission is essential.

High-Speed Applications:

Flexible couplings can also be used in high-speed applications. For instance, certain disc couplings, elastomeric couplings, and grid couplings are capable of handling high rotational speeds. These couplings have low inertia, which means they can respond quickly to changes in speed and provide efficient power transmission at high RPMs.

Elastomeric couplings, such as jaw couplings and tire couplings, are commonly used in various industrial applications, including pumps, compressors, and fans, where both torque and speed requirements are high. They offer good flexibility and damping properties, making them suitable for applications with high-speed variations and vibrations.

Considerations:

When selecting a flexible coupling for high torque and high-speed applications, several factors should be considered:

• The torque and speed ratings provided by the coupling manufacturer should be checked to ensure they meet or exceed the application’s requirements.
• The design and materials of the coupling should be suitable for the specific operating conditions, including temperature, environment, and potential exposure to corrosive substances.
• Proper alignment and installation of the coupling are critical to ensure optimal performance and prevent premature wear.
• In some cases, it may be necessary to use additional components, such as torque limiters or speed reducers, to protect the coupling and the connected equipment from excessive loads or speed fluctuations.

In conclusion, flexible couplings can indeed accommodate high torque and high-speed applications, but the appropriate coupling type and proper selection are essential to ensure reliable and efficient performance in these demanding conditions.

editor by CX 2024-02-25