China wholesaler SWC Cardan Drive Shaft Coupling

Product Description

SWC CH Cardan Shaft(JB/T5513-91)

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;

♦SWC  CH Cardan Shaft Basic Parameter And Main Dimension(JB/T5513-1991)

Model	Tactical diameter D mm	Nominal torque Tn kN·m	Fatique torque Tf kN·m	Axis rotation β (°)	Stretch length LS mm	Lmin	Size mm									Rotary inertia kg.m2		Weight kg
							D1 js11	D2 H7	D3	Lm	n-d	k	t	b h9	g	Lmin	Increase 100mm	Lmin	Increase 100mm
SWC180CH1	180	20	10	≤25	200	925	155	105	114	110	8-17	17	5	24	7	0.181	0.0070	74	2.8
SWC180CH2					700	1425										0.216		104
SWC200CH1	200	32	16	≤15	80	720	170	120	127	135	8-17	19	5	28	16	0.276	0.0130	76	3.6
SWC200CH2					50	690										0.261		74
SWC225CH1	225	40	20	≤15	85	710	196	135	152	120	8-17	20	5	32	9.0	0.415	0.5714	95	4.9
SWC225CH2					70	640										0.397		92
SWC250CH1	250	63	31.5	≤15	100	795	218	150	168	140	8-19	25	6	40	12.5	0.900	0.5717	148	5.3
SWC250CH2					70	735										0.885		136
SWC285CH1	285	90	45	≤15	120	950	245	170	194	160	8-21	27	7	40	15.0	1.826	0.571	229	6.3
SWC285CH2					80	880										1.801		221
SWC315CH1	315	125	63	≤15	130	1070	280	185	219	180	10-23	32	8	40	15.0	3.331	0.571	346	8.0
SWC315CH2					90	980										3.163		334
SWC350CH1	350	180	90	≤15	140	1170	310	210	267	194	10-23	35	8	50	16.0	6.215	0.2219	508	15.0
SWC350CH2					90	1070										5.824		485
SWC390CH1	390	250	125	≤15	150	1300	345	235	267	215	10-25	40	8	70	18.0	11.125	0.2219	655	15.0
SWC390CH2					90	1200										10.763		600
SWC440CH1	440	355	180	≤15	400	2110	390	255	325	260	16-28	42	10	80	20	22.540	0.4744	1312	21.7
SWC440CH2					800	2510										24.430		1537
SWC490CH1	490	500	250	≤15	400	2220	435	275	325	270	16-31	47	12	90	22.5	33.970	0.4744	1554	21.7
SWC490CH2					800	2620										35.870		1779
SWC550CH1	550	710	355	≤15	500	2585	492	320	426	305	16-31	50	12	100	22.5	72.790	1.3570	2585	34.0
SWC550CH2					1000	3085										79.570		3045

·Notice:1.Tf-Torque allowed by fatigue strength under varible load

            2.Lmin-Minimum length after shortening

            3.L-Installation length as required

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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What are the Temperature and Speed Limits for Different Drive Coupling Types?

The temperature and speed limits for different drive coupling types vary based on their design, materials, and intended applications. Here are some general guidelines for temperature and speed limits for common drive coupling types:

• Elastomeric Couplings: Elastomeric couplings, which use rubber or elastomer elements, typically have temperature limits ranging from -40°C to 120°C (-40°F to 248°F). The speed limits for elastomeric couplings are generally up to 5000 RPM, but this can vary depending on the coupling size and design.
• Grid Couplings: Grid couplings are designed to handle higher torque and speed requirements. They often have temperature limits between -20°C to 100°C (-4°F to 212°F). The speed limits for grid couplings can range from 5000 to 8000 RPM, depending on the coupling size and grid material.
• Gear Couplings: Gear couplings are known for their high torque capacity and can operate at higher temperatures. Their temperature limits typically range from -20°C to 150°C (-4°F to 302°F). The speed limits for gear couplings can vary widely based on the coupling’s size and design, with some models capable of operating at speeds up to 10,000 RPM or higher.
• Chain Couplings: Chain couplings are suitable for heavy-duty applications. They often have temperature limits between -20°C to 150°C (-4°F to 302°F) depending on the chain material. The speed limits for chain couplings can range from 1500 to 6000 RPM, depending on the chain type and size.

It’s essential to consider the operating environment, load conditions, and coupling material when determining the suitable temperature and speed limits for a specific application. Exceeding the recommended limits can lead to premature wear, reduced performance, and potential coupling failure.

Manufacturers of drive couplings provide detailed specifications and operating guidelines for their products. It’s crucial to consult the manufacturer’s documentation to ensure that the selected coupling is suitable for the intended application and operating conditions.

Exploring the Use of Elastomeric Materials in Flexible Drive Couplings

Elastomeric materials play a vital role in the design and function of flexible drive couplings. These materials are known for their unique properties, including flexibility, resilience, and damping capabilities, making them well-suited for various power transmission applications. Here are some key aspects of elastomeric materials in flexible drive couplings:

• Flexibility: Elastomeric materials, such as natural rubber and synthetic elastomers like polyurethane and neoprene, exhibit high flexibility. This flexibility allows them to deform under load, accommodating misalignments and absorbing shocks and vibrations during operation. The ability to flex helps prevent undue stress on the connected machinery and ensures a smooth and reliable power transmission.
• Damping: Elastomers possess excellent damping characteristics, which means they can absorb and dissipate energy when subjected to torsional vibrations and dynamic loads. This damping property is crucial in minimizing resonance and preventing harmful vibrations from propagating through the system. Couplings with good damping capabilities offer improved system stability and reduced wear on components.
• Resilience: Resilience refers to the ability of elastomeric materials to return to their original shape after being deformed by torque or misalignment. This property ensures that the coupling remains functional even after experiencing temporary overloads or torsional stresses. The resilience of elastomers contributes to the longevity and reliability of the coupling.
• Easy Installation: Elastomeric couplings are often designed with a simple and compact structure, making them easy to install and maintain. Their flexibility allows for quick assembly and disassembly, which can be advantageous during equipment maintenance and repairs.
• Misalignment Compensation: The high flexibility of elastomeric materials allows the coupling to compensate for both angular and parallel misalignments between shafts. This ability to tolerate misalignments without transmitting excessive loads to connected equipment protects the machinery from premature wear and damage.
• Cost-Effectiveness: Elastomeric couplings are generally more cost-effective compared to other types of couplings with elaborate designs. Their simple construction and use of elastomeric materials make them an economical choice for various industrial applications.

Elastomeric materials offer a compelling combination of mechanical properties that make them highly suitable for flexible drive couplings. When selecting a coupling for a specific application, considering the type and characteristics of the elastomeric material used is crucial to ensure the coupling meets the performance requirements and environmental conditions of the system.

What is a Drive Coupling and its Role in Mechanical Power Transmission?

A drive coupling is a mechanical device used to connect two shafts in a power transmission system. Its primary role is to transmit torque from one shaft to another while accommodating misalignments and absorbing shocks and vibrations. Drive couplings play a crucial role in transferring mechanical power efficiently and reliably between rotating components in various industrial applications.

The key features and functions of drive couplings include:

• Power Transmission: Drive couplings are designed to transmit mechanical power from the driving shaft to the driven shaft. As the driving shaft rotates, the coupling transfers the torque to the driven shaft, causing it to rotate and perform the intended task, such as driving a pump, conveyor, or generator.
• Misalignment Compensation: In real-world applications, shafts may not be perfectly aligned due to factors such as assembly tolerances, thermal expansion, or equipment settling. Drive couplings can accommodate angular, parallel, and axial misalignments between the shafts, ensuring smooth power transmission even under misaligned conditions. This capability helps to reduce stress on connected machinery and enhances overall system reliability.
• Shock and Vibration Damping: During operation, rotating equipment often experiences shocks and vibrations that can be harmful to the machinery and reduce its lifespan. Drive couplings with elastomeric or flexible elements can dampen these shocks and vibrations, providing a smoother power transmission and protecting the connected equipment from excessive loads.
• Overload Protection: In some applications, sudden torque spikes or overloads may occur due to process changes or unforeseen events. Drive couplings equipped with torque-limiting features can protect the machinery from damage by disengaging or slipping when the torque exceeds a predetermined threshold.
• Reduced Maintenance: Drive couplings that require minimal maintenance contribute to the overall efficiency of the power transmission system. By reducing the need for frequent maintenance and lubrication, downtime is minimized, leading to increased productivity and cost savings.
• Compact and Versatile Design: Drive couplings are available in various designs and sizes to accommodate different application requirements. Their compact and versatile design makes them suitable for a wide range of industries and machinery types, from small motors in automotive systems to large industrial drives in mining and manufacturing processes.

Overall, drive couplings are essential components in mechanical power transmission systems. Their ability to efficiently transfer torque while compensating for misalignments and absorbing shocks ensures reliable and long-lasting operation of rotating equipment in various industries.

editor by CX 2024-03-09