Product Description

                   Nontelescopic Welded Cardan Shaft Coupling (SWC WH)

SWC-WH-type cross shaft universal coupling can be widely used in metallurgy, lifting, engineering, transportation, mining, oil, shipbuilding, coal, rubber, paper machinery and other heavy machinery industry, mechanical shafting transmitting torque.

♦The main features of SWC-WH-type cross shaft universal coupling 

1. The ability to have a large angle compensation. Axis angle, SWC-WH type axis angle up to 15 degrees to 25 degrees.

2. The structure is compact and reasonable. SWC type with integral fork, so carrying more reliable.

3. The carrying capacity. Compared with other types of the same diameter rotary joint axis, it delivers more torque, the turning diameter of restricted mechanical equipment, the complete range is more advantageous.

4. High transmission efficiency. Its transmission efficiency of 98-99.8% for high-power transmission, energy-saving effect.

5. Carrying smooth, low noise, easy maintenance, assembly and disassembly.

♦Technical Data

Model	D mm	Tn (KN.m)	Tf (KN.m)	<β	Size    (mm)										I (kg.m²)		M  (kg)
					Lmin	D1 (js11)	D (H7)	D3	Lm	n-d	k	t	B (h9)	g	Lmin	100mm	Lmin	100mm
SWC100WH	100	1.25	0.63	25°	243	84	57	60	55	6-9	7	2.5	–	–	0.0039	0.00019	4.5	0.35
SWC120WH	120	2.5	1.25	25°	307	102	75	70	65	8-11	8	2.5	–	–	0.0096	0.00044	7.7	0.55
SWC150WH	150	5	25	25°	350	130	90	89	80	8-13	10	3.0	–	–	0.371	0.00157	18	24.5
SWC180WH	180	12.5	6.3	25°	180	155	105	114	110	8-17	17	5.0	–	–	0.1500	0.0070	48	2.8
SWC225WH	225	40	20	15°	520	196	135	152	120	8-17	20	5.0	32	9.0	0.3650	0.5714	78	4.9
SWC250WH	250	63	31.5	15°	620	218	150	168	140	8-19	25	6.0	40	12.5	0.8170	0.5717	124	5.3
SWC285WH	285	90	45	15°	720	245	170	194	160	8-21	27	7.0	40	15.0	1.7560	0.571	185	6.3
SWC315WH	315	125	63	15°	805	280	185	219	219	10-23	32	8.0	40	15.0	2.8930	0.571	262	8.0
SWC350WH	350	180	90	15°	875	310	210	267	194	10-23	35	8.0	50	16.0	5.0130	0.2219	374	15.0
SWC390WH	390	250	125	15°	955	345	235	267	215	10-25	40	8.0	70	18.0	8.4060	0.2219	506	15.0
SWC440WH	440	355	180	15°	1155	390	255	325	260	16-28	42	10.0	80	20.0	15.790	0.4744	790	21.7
SWC490WH	490	500	250	15°	1205	435	275	325	270	16-31	47	12.0	90	22.5	26.540	0.4744	1014	21.7
SWC550WH	550	710	355	15°	1355	492	320	426	325	16-31	50	12.0	100	22.5	48.320	1.3570	1526	34.0

Detailed Photos

Packaging & Shipping
Company Profile

HangZhou CHINAMFG Machinery Manufacturing Co., Ltd. is a high-tech enterprise specializing in the design and manufacture of various types of coupling. There are 86 employees in our company, including 2 senior engineers and no fewer than 20 mechanical design and manufacture, heat treatment, welding, and other professionals.

Advanced and reasonable process, complete detection means. Our company actively introduces foreign advanced technology and equipment, on the basis of the condition, we make full use of the advantage and do more research and innovation. Strict to high quality and operate strictly in accordance with the ISO9000 quality certification system standard mode.

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. 

Our Services

1. Design Services
Our design team has experience in Cardan shafts 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 particular 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 customers with customized PDF or AI format artwork.

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 the cost of the sample will be deducted.

Q 5: How long 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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Impact of Size and Design on Cardan Coupling Performance and Durability

The size and design of a cardan coupling play a crucial role in determining its performance and durability across various applications:

• Load Capacity: Larger and more robust cardan couplings are generally designed to handle higher torque and load capacities, making them suitable for heavy-duty applications.
• Flexibility: The design of the coupling’s universal joint and its flexibility affect how well it can accommodate angular misalignment while maintaining smooth power transmission.
• Alignment Tolerance: Well-designed cardan couplings have better alignment tolerances, allowing them to operate efficiently even in conditions with slight misalignment.
• Materials: The choice of materials impacts the coupling’s strength, corrosion resistance, and overall durability, especially in harsh environments.
• Bearing Arrangement: The bearing arrangement within the coupling affects its ability to withstand both axial and radial forces, which is crucial for stability.
• Sealing: Effective sealing mechanisms prevent contaminants from entering the coupling, ensuring smooth operation and preventing premature wear.
• Dynamic Balance: Proper dynamic balance reduces vibrations and stress on connected components, contributing to extended coupling life.
• Lubrication: The design should allow for adequate lubrication, which is essential for reducing friction and wear.
• Installation and Maintenance: A well-designed coupling should be easy to install and maintain, with accessible lubrication points and inspection areas.

Ultimately, the size and design of a cardan coupling should be carefully matched to the specific requirements of the application to ensure optimal performance, reliability, and longevity.

Common Industries and Applications of Cardan Couplings

Cardan couplings, also known as universal joints or u-joints, are widely used in various industries and applications that require torque transmission and flexibility in shaft connections. Some common examples include:

• Automotive Industry: Cardan couplings are used in driveshafts to transmit power from the engine to the wheels while allowing for variable angles and misalignment caused by suspension movement.
• Industrial Machinery: They are used in heavy machinery such as mining equipment, cranes, and manufacturing machinery to transmit torque between non-aligned shafts.
• Agricultural Machinery: Tractors and other agricultural equipment utilize cardan couplings in drivelines to accommodate varying angles and lengths.
• Marine Applications: Cardan couplings are used in marine propulsion systems to transmit torque between the engine and the propeller shaft, even when the shafts are at different angles.
• Aerospace Industry: They are employed in aerospace applications such as aircraft control systems and helicopter rotor drives to accommodate movements and misalignments.
• Railway Systems: Cardan couplings are used in railway drivelines to transmit torque between cars and locomotives while allowing for movement and misalignment.
• Energy Sector: They find applications in power generation systems, including wind turbines, where they accommodate misalignments caused by dynamic loads.
• Pumps and Compressors: Cardan couplings are used in pumps and compressors to transmit power while compensating for misalignment and vibration.

These examples demonstrate the versatility of cardan couplings in various industries where torque transmission, flexibility, and angular misalignment compensation are essential.

How do you properly install and maintain a cardan coupling in machinery?

Proper installation and maintenance of a cardan coupling are crucial to ensure its reliable performance and longevity:

• Installation:
  • Align the shafts properly before connecting the coupling to minimize initial misalignment.
  • Ensure that the universal joints are in phase, meaning their yokes are in the same orientation to prevent uneven torque transmission.
  • Follow the manufacturer’s instructions for torque specifications while tightening bolts and fasteners to prevent overloading or loosening during operation.
  • Make sure the coupling is properly centered and balanced to avoid vibrations.
  • Check for any obstructions or interference that might affect the movement of the coupling.
• Maintenance:
  • Regularly inspect the coupling for signs of wear, such as cracks, corrosion, or damaged components.
  • Monitor the alignment of the shafts to detect any misalignment that might occur over time.
  • Lubricate the universal joints and bearings as recommended by the manufacturer to reduce friction and wear.
  • Replace worn or damaged components promptly to prevent further deterioration and potential coupling failure.
  • Perform vibration analysis and balancing to ensure the coupling operates smoothly and doesn’t contribute to excessive vibrations in the machinery.
  • Regularly check for any signs of overheating, which might indicate inadequate lubrication or other issues.
  • Keep the coupling area clean from debris, dirt, and contaminants that could affect its performance.

By following proper installation procedures and conducting regular maintenance checks, you can maximize the efficiency and reliability of a cardan coupling in machinery.

editor by CX 2024-02-09