Product Description

                                                  Elastic Universal Shaft Coupling 
Features:
1. It is suitable for transmission coupling space on the same plane of 2 axis angle beta β≤45°, the nominal torque transmission 11.2-1120N. 
2.The WSD type is a single cross universal coupling, and the WS type is a double cross universal coupling.
3.Each section between the largest axis angle 45º.
4.The finished hole H7, according to the requirements of keyseating, 6 square hole and square hole.
5.The angle between the 2 axes is allowed in a limited range as the work requirements change.

NO	Tn/N·m	d(H7)	D	L0				L		L1	m/kg				I/kg·m2
				WSD		WS					WSD		WS		WSD		WS
				Y	J1	Y	J1	Y	J1		Y	J1	Y	J1	Y	J1	Y	J1
WS1 WSD1	11.2	8	16	60	–	80	–	20	–	20	0.23	–	0.32	–	0.06	–	0.08	–
		9
		10		66	60	86	80	25	22			0.2		0.29		0.05		0.07
WS2 WSD2	22.4	10	20	70	64	96	90			26	0.64	0.57	0.93	0.88	0.1	0.09	0.15	0.15
		11
		12		84	74	110	100	32	27
WS3 WSD3	45	12	25	90	80	122	112			32	1.45	1.3	2.1	1.95	0.17	0.15	0.24	0.22
		14
WS4 WSD4	71	16	32	116	82	154	130	42	30	38	5.92	4.86	8.56	0.48	0.39	0.32	0.56	0.49
		18
WS5 WSD5	140	19	40	144	116	192	164			48	16.3	12.9	24	20.6	0.72	0.59	1.04	0.91
		20						52	38
		22
WS6 WSD6	280	24	50	152	124	210	182	52	38	58	45.7	36.7	68.9	59.7	1.28	1.03	1.89	1.64
		25		172	136	330	194	62	44
		28
WS7 WSD7	560	30	60	226	182	296	252	82	60	70	148	117	207	177	2.82	2.31	3.9	3.38
		32
		35
WS8 WSD8	1120	38	75	240	196	332	288			92	396	338	585	525	5.03	4.41	7.25	6.63
		40		300	244	392	336	112	84
		42

Detailed Photos

Company Profile

HangZhou CZPT 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

 

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.

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.

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 2023-08-21