Product Description

 

Product Description

SWC BH Cardan Shaft Basic Parameter And Main Dimension

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;

Detailed Photos

 

 

Product Parameters

Model		Tn kN • m	T. kN • m	p (.)	LS mm	Lmin	Size                            mm									I kg. m2		m       kg
							Di js11	d2 H7	Da	Lm	n-d	k	t	b h9	g	Lmin	100mm	Lmin	100mm
SWC58BH	58	0.15	0.075	≤22	35	325	47	30	38	35	4-5	3.5	1.5	–	–	–	–	2.2	–
SWC65BH	65	0.25	0.125	≤22	40	360	52	35	42	46	4-6	4.5	1.7	–	–	–	–	3.0	–
SWC75BH	75	0.50	0.25	≤22	40	395	62	42	50	58	6-6	5.5	2.0	–	–	–	–	5.0	–
SWC90BH	90	1.0	0.50	≤22	45	435	74.5	47	54	58	4-8	6.0	2.5	–	–	–	–	6.6	–
SWC100BH	100	1.5	0.75	≤25	55	390	84	57	60	58	6-9	7	2.5	–	–	0.0044	0.00019	6.1	0.35
SWC120BH	120	2.5	1.25	≤25	80	485	102	75	70	68	8-11	8	2.5	–	–	0.5719	0.00044	10.8	0.55
SWC150BH	150	5	2.5	≤25	80	590	13.0	90	89	80	8-13	10	3.0	–	–	0.0423	0.00157	24.5	0.85
SWC160BH	160	10	5	≤25	80	660	137	100	95	110	8-15	15	3.0	20	12	0.1450	0.0060	68	1.72
SWC180BH	180	20	10	≤25	100	810	155	105	114	130	8-17	17	5.0	24	14	0.1750	0.0070	70	2.8
SWC200BH	200	32	16	≤15	110	860	170	120	127	135	8-17	19	5.0	28	16	0.3100	0.0130	86	3.6
SWC225BH	225	40	20	≤15	140	920	196	135	152	120	8-17	20	5.0	32	9.0	0.5380	0.5714	122	4.9
SWC250BH	250	63	31.5	≤15	140	1035	218	150	168	140	8-19	25	6.0	40	12.5	0.9660	0.5717	172	5.3
SWC285BH	285	90	45	≤15	140	1190	245	170	194	160	8-21	27	7.0	40	15.0	2.0110	0.571	263	6.3
SWC315BH	315	125	63	≤15	140	1315	280	185	219	180	10-23	32	8.0	40	15.0	3.6050	0.571	382	8.0
SWC350BH	350	180	90	≤15	150	1410	310	210	267	194	10-23	35	8.0	50	16.0	7.571	0.2219	582	15.0
SWC390BH	390	250	125	≤15	170	1590	345	235	267	215	10-25	40	8.0	70	18.0	12.164	0.2219	738	15.0
SWC440BH	440	355	180	≤15	190	1875	390	255	325	260	16-28	42	10	80	20.0	21.420	0.4744	1190	21.7
SWC490BH	490	500	250	≤15	190	1985	435	275	325	270	16-31	47	12	90	22.5	32.860	0.4744	1452	21.7
SWC550BH	550	710	355	≤15	240	2300	492	320	426	305	16-31	50	12	100	22.5	68.920	1.3570	2380	34

 

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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Exploring the Use of Elastomeric Materials in Flexible Shaft Couplings

Elastomeric materials play a crucial role in the design and function of flexible shaft couplings. These materials, commonly known as elastomers, are rubber-like substances that exhibit high elasticity and flexibility. They are widely used in various types of flexible couplings due to their unique properties and benefits:

1. Damping and Vibration Absorption:

Elastomeric materials have excellent damping characteristics, meaning they can absorb and dissipate vibrations and shocks. This property is particularly useful in applications where vibration control is essential to protect sensitive equipment and improve overall system performance.

2. Misalignment Compensation:

Flexible shaft couplings with elastomeric elements can accommodate different types of misalignments, including angular, parallel, and radial misalignments. The elasticity of the material allows for limited movement between the shafts while still transmitting torque efficiently.

3. Torsional Flexibility:

Elastomers offer torsional flexibility, which allows them to twist and deform under torque loads. This feature helps to minimize torsional stresses and torsional backlash, making them suitable for applications requiring precise motion control.

4. Shock and Impact Resistance:

Due to their high resilience, elastomers can withstand sudden shocks and impacts without permanent deformation. This property makes them ideal for use in machinery subjected to varying loads or rapid changes in torque.

5. No Lubrication Requirement:

Elastomeric couplings are often maintenance-free because the elastomer material does not require additional lubrication. This reduces maintenance costs and simplifies the overall system upkeep.

6. Electric Isolation:

In certain applications, elastomeric materials can provide electrical isolation between the driving and driven components. This can help prevent the transmission of electrical currents or static charges through the coupling.

7. Corrosion Resistance:

Many elastomers used in couplings are resistant to corrosion, making them suitable for use in challenging environments where exposure to chemicals or moisture is a concern.

8. Easy Installation:

Elastomeric couplings are often designed for ease of installation and replacement. Their flexibility allows for simple and quick assembly onto the shafts without the need for special tools or complex procedures.

Given these advantages, elastomeric materials are popular choices for various flexible shaft couplings, including jaw couplings, tire couplings, and spider couplings. However, it is essential to select the right elastomer material based on the specific application requirements, such as temperature range, chemical compatibility, and torque capacity.

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Comparing Shaft Couplings with Other Types of Couplings in Performance

Shaft couplings are essential components in mechanical power transmission systems, and their performance characteristics vary depending on the coupling type. Let’s compare shaft couplings with other common types of couplings:

1. Shaft Couplings:

Shaft couplings come in various designs, including flexible and rigid couplings. They are widely used in a broad range of applications due to their ability to transmit torque and accommodate misalignments between rotating shafts. Flexible shaft couplings, with elastomeric or metallic elements, offer good misalignment compensation and damping characteristics. Rigid couplings, on the other hand, provide precise torque transmission and are ideal for applications where shafts are well-aligned.

2. Gear Couplings:

Gear couplings are robust and designed for heavy-duty applications. They consist of two external gear hubs with internal gear teeth that mesh together. Gear couplings can handle high torque, high-speed, and angular misalignment. They are often used in demanding industries such as steel, mining, and paper manufacturing.

3. Grid Couplings:

Grid couplings feature a flexible grid element between the two halves of the coupling. They provide excellent shock absorption and misalignment compensation. Grid couplings are commonly used in pumps, compressors, and other industrial machinery.

4. Disc Couplings:

Disc couplings utilize flexible metallic discs to transmit torque and compensate for misalignment. They offer high torsional stiffness, making them suitable for applications requiring precise motion control, such as robotics and CNC machines.

5. Jaw Couplings:

Jaw couplings consist of two hubs with elastomeric spider inserts. They are easy to install, have good misalignment capabilities, and offer electrical isolation between shafts. Jaw couplings are widely used in light to medium-duty applications.

6. Oldham Couplings:

Oldham couplings have three discs—two outer discs with slots and a central disc with a tongue that fits into the slots. They provide excellent angular misalignment compensation while maintaining constant velocity between shafts. Oldham couplings are commonly used in printing machines and conveyors.

7. Beam Couplings:

Beam couplings are made from a single piece of flexible material with spiral cuts. They offer good misalignment compensation and torsional flexibility, making them suitable for precision equipment like encoders and servo motors.

The choice of coupling depends on the specific requirements of the application, including torque, speed, misalignment compensation, environmental conditions, and space limitations. Each coupling type has its strengths and limitations, and selecting the right coupling is crucial to ensure optimal performance and reliability in the mechanical system.

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Diagnosing and Fixing Common Issues with Shaft Couplings

Regular inspection and maintenance of shaft couplings are essential to detect and address common issues that may arise during operation. Here are steps to diagnose and fix some common coupling problems:

1. Abnormal Noise or Vibration:

If you notice unusual noise or excessive vibration during equipment operation, it may indicate misalignment, wear, or damage in the coupling. Check for any visible signs of damage, such as cracks or deformations, and inspect the coupling for proper alignment.

Diagnosis:

Use a vibration analysis tool to measure the vibration levels and identify the frequency of the abnormal vibrations. This can help pinpoint the source of the problem.

Fix:

If misalignment is the cause, adjust the coupling to achieve proper alignment between the shafts. Replace any damaged or worn coupling components, such as spiders or elastomeric inserts, as needed.

2. Excessive Heat:

Feeling excessive heat on the coupling during operation can indicate friction, improper lubrication, or overload conditions.

Diagnosis:

Inspect the coupling and surrounding components for signs of rubbing, lack of lubrication, or overloading.

Fix:

Ensure proper lubrication of the coupling, and check for any interference between the coupling and adjacent parts. Address any overloading issues by adjusting the equipment load or using a coupling with a higher torque capacity.

3. Shaft Movement:

If you observe axial or radial movement in the connected shafts, it may indicate wear or improper installation of the coupling.

Diagnosis:

Check the coupling’s set screws, keyways, or other fastening methods to ensure they are secure and not causing the shaft movement.

Fix:

If the coupling is worn or damaged, replace it with a new one. Ensure proper installation and use appropriate fastening methods to secure the coupling to the shafts.

4. Sheared Shear Pin:

In shear pin couplings, a sheared shear pin indicates overloading or shock loads that exceeded the coupling’s torque capacity.

Diagnosis:

Inspect the shear pin for damage or breakage.

Fix:

Replace the sheared shear pin with a new one of the correct specifications. Address any overloading issues or adjust the equipment to prevent future shearing.

5. Coupling Wear:

Regular wear is normal for couplings, but excessive wear may lead to decreased performance and increased misalignment.

Diagnosis:

Inspect the coupling components for signs of wear, such as worn elastomeric elements or damaged teeth.

Fix:

Replace the worn or damaged components with new ones of the appropriate specifications.

Remember, regular maintenance and periodic inspection are key to diagnosing issues early and preventing severe problems. Always follow the manufacturer’s recommendations for maintenance and replacement schedules to ensure the proper functioning and longevity of the shaft coupling.

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editor by CX 2024-04-26