China Best Sales Telescopic Flange Universal Cardan Shaft Coupling (SWC BF)

Product Description

             Telescopic Flange Overall Forkhead Cardan Shaft Coupling (SWC BF)
Cardan shaft is widely used in rolling mill, punch, straightener, crusher, ship drive, paper making equipment, common machinery, water pump equipment, test bench, and other mechanical applications.

Advantage:
1. Low life-cycle costs and long service life;
2. Increase productivity;
3. Professional and innovative solutions;
4. Reduce carbon dioxide emissions, and environmental protection;
5. High torque capacity even at large deflection angles;
6. Easy to move and run smoothly;

NO	D mm	Tn kN.m	Tf kN.m	β		Size			Rotational                inertia                  kg.m2		M                   kg
					LS mm	Lmin	D3	Lm	Lmin	Increase 100mm	Lmin	Increase  100mm
SWC180BF	180	20	10	≤25	100	810	114	110	0.267	0.0070	80	2.8
SWC225BF	225	40	20	≤15	140	920	152	120	0.778	0.5714	138	4.9
SWC250BF	250	63	31.5	≤15	140	1035	168	140	1.445	0.5717	196	5.3
SWC285BF	285	90	45	≤15	140	1190	194	160	2.873	0.571	295	6.3
SWC315BF	315	125	63	≤15	140	1315	219	180	5.094	0.571	428	8.0
SWC350BF	350	180	90	≤15	150	1410	267	194	9.195	0.2219	632	15.0
SWC390BF	390	250	125	≤15	170	1590	267	215	16.62	0.2219	817	15.0
SWC440BF	440	355	180	≤15	190	1875	325	260	28.24	0.4744	1290	21.7
SWC490BF	490	500	250	≤15	190	1985	325	270	46.33	0.4744	1631	21.7
SWC550BF	550	710	355	≤15	240	2300	426	305	86.98	1.3570	2567	34.0
SWC620BF	620	1000	500	≤15	240	2500	426	340	147.50	1.357	3267	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.

Comparison of Cardan Couplings with Other Flexible Couplings

Cardan couplings, universal joints, and gear couplings are all types of flexible couplings used to transmit torque while accommodating misalignment. Here’s how a cardan coupling compares to other flexible coupling types:

1. Cardan Couplings:

– Also known as shaft couplings or u-joints.

– Typically consist of two yokes connected by a cross-shaped component called a spider.

– Accommodate angular misalignment.

– Limited to relatively lower speeds and torques.

– Provide moderate torsional flexibility.

2. Universal Joints:

– Consist of two yokes connected by cross-shaped pins and bearings.

– Accommodate angular misalignment similar to cardan couplings.

– Can transmit higher torques than cardan couplings.

– Limited in their ability to handle axial and parallel misalignment.

– Used in various applications, including automotive and industrial equipment.

3. Gear Couplings:

– Feature toothed gears that mesh to transmit torque.

– Accommodate angular, axial, and parallel misalignment.

– Suitable for high-speed and high-torque applications.

– Provide high torsional rigidity and accurate torque transmission.

– Require proper lubrication and maintenance.

When comparing these coupling types:

– Cardan couplings are simple and cost-effective solutions for moderate torque and speed applications with angular misalignment.

– Universal joints are versatile but may have limitations in handling higher torques and other misalignment types.

– Gear couplings offer superior torque and misalignment handling but are more complex and may require more maintenance.

The choice of coupling type depends on the specific application’s torque, speed, misalignment, and precision requirements.

Accommodation of Angular Misalignment in Shaft with Cardan Coupling

A cardan coupling, also known as a universal joint or u-joint, is designed to accommodate angular misalignment between two shafts while maintaining a constant velocity transfer. Here’s how it works:

The cardan coupling consists of two yokes or fork-like components, each attached to the end of a shaft. These yokes are connected by a cross-shaped central component called the cross or spider. The spider has bearings at its four ends that fit into grooves in the yokes.

When the connected shafts are misaligned at an angle, the spider allows the yokes to pivot around their respective shafts. This pivoting action of the yokes and the spider enables the coupling to transmit torque between the shafts even when they are not perfectly aligned. The spider’s bearings allow smooth rotation and transfer of power.

The design of the cardan coupling ensures that even during angular misalignment, the rotational speed remains consistent between the input and output shafts. However, it’s important to note that while cardan couplings can accommodate angular misalignment, they introduce a small amount of radial and axial movement, which can lead to fluctuating torque and vibration.

Cardan couplings are commonly used in applications where there is a need to transmit torque between shafts that are not in line, such as in drivetrains, vehicle suspensions, and industrial machinery.

editor by CX 2024-03-08