Product Description

                  Long Telescopic Welded Cardan Shaft Coupling (SWC CH)
The main features of SWC-CH type (long telescopic welded) cross shaft universal coupling is:
1. The ability to have a large angle compensation.
2. The structure is compact and reasonable. SWC-CH 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 assembly and disassembly maintenance.

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
SWC180CH	180	20	10	≤25	100	810	114	110	0.267	0.0070	80	2.8
SWC225CH	225	40	20	≤15	140	920	152	120	0.778	0.5714	138	4.9
SWC250CH	250	63	31.5	≤15	140	1035	168	140	1.445	0.5717	196	5.3
SWC285CH	285	90	45	≤15	140	1190	194	160	2.873	0.571	295	6.3
SWC315CH	315	125	63	≤15	140	1315	219	180	5.094	0.571	428	8.0
SWC350CH	350	180	90	≤15	150	1410	267	194	9.195	0.2219	632	15.0
SWC390CH	390	250	125	≤15	170	1590	267	215	16.62	0.2219	817	15.0
SWC440CH	440	355	180	≤15	190	1875	325	260	28.24	0.4744	1290	21.7
SWC490CH	490	500	250	≤15	190	1985	325	270	46.33	0.4744	1631	21.7
SWC550CH	550	710	355	≤15	240	2300	426	305	86.98	1.3570	2567	34.0

     

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

/* 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

Phasing in Cardan Couplings and Its Impact on Performance

The concept of phasing in cardan couplings refers to the alignment of the universal joints’ yokes or flanges on the input and output shafts. Proper phasing is essential to minimize angular misalignment and maintain smooth rotational motion. When the yokes of the universal joints are not aligned correctly, it can result in uneven torque transmission, increased wear, and vibrations.

Phasing affects the performance of cardan couplings in several ways:

• Uniform Torque Transmission: Proper phasing ensures that torque is evenly distributed between the input and output shafts, reducing the risk of overloading individual universal joints.
• Reduced Vibrations: Correctly phased universal joints minimize angular misalignment, which helps reduce vibrations and noise in the machinery system.
• Extended Lifespan: Improved phasing leads to reduced wear and stress on the universal joint components, extending the overall lifespan of the coupling.
• Efficient Power Transmission: Proper phasing contributes to efficient power transmission by minimizing energy losses due to misalignment.

To achieve proper phasing, manufacturers often provide guidelines or marks on the coupling components to ensure accurate alignment. It’s essential to follow these guidelines during installation and any maintenance or adjustments to maintain optimal performance and reliability of the cardan coupling.

Materials Used in Manufacturing Cardan Couplings

Cardan couplings, also known as universal joints or u-joints, are crucial components in mechanical systems that transmit torque and accommodate angular misalignment. These couplings are manufactured using a variety of materials to ensure durability, reliability, and performance. Common materials used in the manufacturing of cardan couplings include:

1. Steel: Steel is a widely used material due to its high strength, durability, and resistance to wear and corrosion. Alloy steels are often chosen for their enhanced mechanical properties and fatigue resistance.

2. Cast Iron: Cast iron is used in some cardan couplings, especially in older or heavier-duty applications. It provides good strength and vibration dampening properties.

3. Aluminum: Aluminum is chosen for its lightweight properties, making it suitable for applications where weight reduction is important. It is commonly used in industries such as automotive and aerospace.

4. Stainless Steel: Stainless steel is used when corrosion resistance is a critical factor. It is commonly employed in environments where the coupling may be exposed to moisture or corrosive substances.

5. Bronze: Bronze can be used in certain applications where self-lubricating properties are desired. It also provides good wear resistance.

6. Synthetic Polymers: Some modern cardan couplings use synthetic polymers or plastics in their construction to reduce weight and provide specific performance characteristics, such as dampening vibrations.

The choice of material depends on factors like the application requirements, operational conditions, torque transmission, operating speed, and environmental factors. Manufacturers select materials that offer the best combination of strength, durability, wear resistance, and corrosion resistance for the specific use case of the cardan coupling.

Are there different types of cardan couplings for various applications?

Yes, there are different types of cardan couplings designed to suit various applications and requirements:

• Single Universal Joint: This is the most common type of cardan coupling, consisting of two yokes connected by a cross-shaped center piece. It is suitable for applications where angular misalignment compensation is needed, but the shafts are not too far apart.
• Double Cardan Joint: Also known as a double U-joint or CV joint, this type consists of two universal joints connected by an intermediate shaft. It is used when higher angles of misalignment need to be accommodated or when a constant velocity transmission is required.
• Disc Type Coupling: This type uses flexible discs or plates to transmit torque and compensate for misalignment. It is often used in applications with limited space and moderate torque requirements.
• Block Type Coupling: Block type cardan couplings use solid blocks or spheres to transmit torque. They are suitable for heavy-duty applications and can handle higher torque loads.
• Floating Shaft Coupling: This design involves two shafts connected by a third floating shaft, which allows for even higher angles of misalignment and smoother torque transmission.
• Needle Bearing Universal Joint: In this type, needle bearings are used to reduce friction and improve efficiency. It is often used in precision applications where low friction and high efficiency are crucial.

The choice of cardan coupling type depends on factors such as the amount of misalignment, torque requirements, available space, and the need for constant velocity transmission. Selecting the right type ensures optimal performance and longevity in various mechanical systems.

editor by CX 2024-04-04