Product Description

No Telescopic Shortened Cardan Shaft Coupling (SWC WD)

SWC-WD-type cross shaft universal coupling is 1 of the most common coupling. With its characteristic structure enables not on the same axis or the axis angle greater or axial movement of a larger two-axis continuous constant angular velocity rotation, and reliably transmit torque and motion. 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.

♦ Product Structure

♦ SWC-WD-type cross shaft universal coupling main features
1. The ability to have a large angle compensation.

2. The structure is compact and reasonable. SWC-WD 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 °	mm									kg.m2	kg
					Lmin	D1 (js11)	D2(h7)	Lm	n-d	k	t	b(h9)	g
SWC180WD	180	12.5	6.3	≤25	440	155	105	110	8-17	17	5	–	–	0.145	52
SWC225WD	225	40	20	≤15	480	196	135	120	8-17	20	5	32	9.0	0.355	82
SWC250WD	250	63	31.5	≤15	560	218	150	140	8-19	25	6	40	12.5	0.831	127
SWC285WD	285	90	45	≤15	640	245	170	160	8-21	27	7	40	15.0	1.715	189
SWC315WD	315	125	63	≤15	720	280	185	180	10-23	32	8	40	15.0	2.820	270
SWC350WD	350	180	90	≤15	776	310	210	194	10-23	35	8	50	16.0	4.791	370
SWC390WD	390	250	125	≤15	860	345	235	215	10-25	40	8	70	18.0	8.228	524
SWC440WD	440	355	180	≤15	1040	390	255	260	16-28	42	10	80	20.0	15.32	798
SWC490WD	490	500	250	≤15	1080	435	275	270	16-31	47	12	90	22.5	25.74	1055
SWC550WD	550	710	355	≤15	1220	492	320	305	16-31	50	12	100	22.5	46.78	1524
SWC620WD	620	1000	500	≤15	1360	555	380	340	10-38	55	12	100	25.0	83.76	2120

  
♦ Product Show
 

Packaging & Shipping

♦Our Company

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 shaft 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 the new model when there is new cars in the market.

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

♦FAQ
Q 1: Are you trading company or 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 artworks of 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 a very good price principle, when you make the bulk order then cost of sample will be deducted.

Q 5: How long is your warranty?
A: Our Warranty is 12 month under normal circumstance. 

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 /* 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

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Recent Technological Advancements in Cardan Coupling Design

In recent years, there have been notable advancements and innovations in the design of cardan couplings:

• Material Enhancements: Advances in materials science have led to the development of high-strength and lightweight materials that can improve the performance and durability of cardan couplings.
• Sealing Technology: Improved sealing mechanisms and materials help prevent contamination and enhance the lifespan of cardan couplings.
• Computer-Aided Design (CAD): CAD software allows for more precise and optimized design of cardan couplings, leading to better performance and reduced stress concentrations.
• Finite Element Analysis (FEA): FEA techniques enable engineers to simulate the behavior of cardan couplings under various loads and conditions, aiding in design optimization.
• Lubrication Systems: Innovations in lubrication systems ensure efficient and consistent lubrication, reducing wear and enhancing coupling longevity.
• Monitoring and Diagnostics: Integration of sensors and monitoring systems enables real-time data collection for performance analysis, predictive maintenance, and early detection of issues.
• Customization: Advanced manufacturing techniques allow for more customization, making it possible to design cardan couplings tailored to specific applications.

These advancements contribute to the overall efficiency, reliability, and performance of cardan couplings, making them more suitable for a wide range of applications.

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 2024-03-27