Product Description

JS3500 Series Grid Coupling

Grid Coupling is widely used in metallurgy, mining, lifting, transportation, petroleum, chemical, ships, textile, light industry, agricultural machinery, printing machines and pumps, fans, compressors, machine tools and other mechanical equipment and industry shaft transmission.

♦Feature
1.The serpentine spring as the elastic element, the elastic strong at the same time, greatly improves the grid coupling torque, widely used in heavy machinery and general    machinery.The serpentine spring special technology department, has long service life, allowing higher speed, has good ability to compensate in the axial, radial and angle

2.High transmission efficiency, start safety. Transmission efficiency of up to 99.47%, short-time overload capacity is 2 times the rated torque, operation safety.

3.Simple structure, convenient assembly and disassembly, long service life

4.Damping effect is good to avoid the resonance.

♦Basic Parameter And Main Dimension

Model	Nominal Torque Nm	Speed r/min	Y,Z Bore d1,d2		D	BE		A	L	F	Clearance (K)	Oil injection Kg	No bore mass Kg
			Max	Min		Min	Max
JS3501	45	3600	28	14	98	45	100	40	52	40	3	0.03	2.9
JS3502	125	3600	35	14	110	45	110	50	52	40	3	0.03	3.9
JS3503	224	3600	42	14	120	45	110	55	52	41	3	0.06	5.9
JS3504	400	3600	48	14	138	55	110	65	62	45	3	0.06	9
JS3505	630	3600	55	19	155	65	165	75	62	52	3	0.09	13.5
JS3506	900	3600	65	19	170	65	165	90	82	55	3	0.09	17.5
JS3507	1800	3500	75	28	195	95	205	105	112	66	4	0.17	28.5
JS3508	3150	3500	85	28	212	95	205	125	112	70	4	0.26	42.5
JS3509	5600	2450	100	42	248	105	205	140	142	–	6	0.43	70.5
JS3510	8000	2300	110	42	274	105	205	160	142	–	6	0.51	95
JS3511	12500	2000	125	60	324	125	205	180	142	–	6	0.74	138
JS3512	18000	1800	150	70	368	130	205	220	172	–	6	0.91	187
JS3513	25000	1600	180	70	400	135	205	255	172	–	6	1.14	257
JS3514	35500	1500	200	110	458	175	190	270	212	–	6	1.9	340
JS3515	50000	1350	220	120	500	180	205	305	212	–	6	2.8	430
JS3516	63000	1220	250	130	565	195	225	360	252	–	6	3.5	636
JS3517	90000	1100	275		610	200	250	395	252	–	6	3.7	852
JS3518	125000	1050	305		675	210	270	440	302	–	6	4.4	1118
JS3519	180000	900	330		755	225	290	500	302	–	6	5.6	1445

·Note:d1 is the dimension of drive end, please mark if you have special requirements.

♦Product Show

♦Other Products List

Transmission Machinery  Parts Name	Model
Universal Coupling	WS,WSD,WSP
Cardan Shaft	SWC,SWP,SWZ
Tooth Coupling	CL,CLZ,GCLD,GIICL, GICL,NGCL,GGCL,GCLK
Disc Coupling	JMI,JMIJ,JMII,JMIIJ
High Flexible Coupling	LM
Chain Coupling	GL
Jaw Coupling	LT
Grid Coupling	JS

♦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
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Handling Angular and Axial Misalignments with Flexible Flange Couplings

Yes, flexible flange couplings are designed to handle both angular and axial misalignments simultaneously. These couplings use flexible elastomeric elements between the flanges, allowing them to accommodate different types of misalignments that may occur during the operation of rotating machinery.

Angular Misalignment: When the shafts are not perfectly aligned and form an angle with each other, it results in angular misalignment. Flexible flange couplings can tolerate a certain degree of angular misalignment due to the flexibility of the elastomeric elements. As the shafts rotate and the angle changes, the elastomeric material can flex and adapt to the varying positions, transmitting torque smoothly without inducing excessive stress on the machinery.

Axial Misalignment: Axial misalignment occurs when the shafts are not in the same straight line along their axis. This type of misalignment can lead to axial movement of the shafts relative to each other during operation. Flexible flange couplings can also handle axial misalignment to some extent due to the elastomeric material’s ability to absorb and compensate for the axial movements. This helps to prevent additional forces or loads being transmitted to the connected equipment and minimizes wear on the coupling itself.

It is important to note that while flexible flange couplings can accommodate certain degrees of misalignment, excessive misalignment beyond their specified limits can still cause premature wear and reduce the coupling’s efficiency. Therefore, it is crucial to install and operate the couplings within the manufacturer’s recommended tolerances for angular and axial misalignments to ensure their optimal performance and longevity.

Where to Find Reputable Suppliers or Manufacturers of Flexible Flange Couplings for Your Specific Power Transmission Needs?

When looking for reputable suppliers or manufacturers of flexible flange couplings, consider the following steps:

1. Online Research: Start by conducting online research to identify companies that specialize in power transmission components, including flexible flange couplings. Look for manufacturers with a strong reputation, positive customer reviews, and a history of delivering high-quality products.
2. Industry Directories: Industry-specific directories and trade publications often feature listings of suppliers and manufacturers. These directories can be a valuable resource to find companies that offer flexible flange couplings tailored to your industry’s needs.
3. Trade Shows and Exhibitions: Attend trade shows and exhibitions related to power transmission, where you can meet suppliers in person, examine product samples, and discuss your specific requirements.
4. Referrals and Recommendations: Seek referrals or recommendations from industry peers, colleagues, or professionals who have experience with flexible flange couplings. Their insights can lead you to reliable suppliers.
5. Supplier Websites: Visit the websites of potential suppliers to gather detailed information about their products, manufacturing processes, certifications, and capabilities. Look for suppliers with a comprehensive product range and customization options.
6. Quality and Certifications: Verify if the supplier follows industry standards and has relevant certifications such as ISO, ASME, or API. These certifications demonstrate their commitment to quality and compliance.
7. Technical Support: Evaluate the technical support and customer service provided by the supplier. A reliable supplier should be responsive to your queries, offer guidance on selecting the right coupling, and provide after-sales support.
8. Sample and Testing: Request samples of the flexible flange couplings to evaluate their quality and suitability for your application. Some suppliers may also offer testing services to validate the performance of their products.
9. Price and Delivery: Obtain quotes from multiple suppliers to compare prices, delivery times, and shipping costs. However, prioritize quality and reliability over cost alone.

By following these steps, you can find reputable suppliers or manufacturers that can meet your specific power transmission needs with high-quality flexible flange couplings. Remember to conduct thorough research and consider factors beyond price to ensure you choose a supplier that can provide durable and efficient couplings for your application.

Working Principle of a Flexible Flange Coupling and its Advantages

A flexible flange coupling is designed to connect two shafts in a mechanical system while compensating for misalignment and torsional vibrations. It consists of two flanges, one on each shaft, connected by a flexible element in between.

Working Principle: When torque is transmitted through the coupling, the flexible element allows for slight angular, parallel, and axial misalignment between the shafts. This flexibility is crucial in cases where perfect alignment is difficult to achieve or maintain during operation. The coupling’s design and materials enable it to handle the relative movement between the shafts while transmitting torque smoothly.

The flexible element can be made of various materials, such as elastomers, metals, or composite materials. Elastomeric materials like rubber or polyurethane offer excellent vibration damping properties, while metallic elements provide higher torque transmission capabilities.

Advantages of Flexible Flange Couplings:

• Misalignment Compensation: Flexible flange couplings can accommodate both angular and parallel misalignment, as well as a combination of both. This capability helps to reduce stress on the connected machinery and prevents premature wear.
• Vibration Damping: Couplings with elastomeric elements act as effective vibration dampers, reducing resonance and minimizing vibrations that can damage the equipment.
• Torsional Compliance: The flexibility of the coupling allows it to absorb torsional vibrations, preventing shocks from being transmitted through the system.
• Easy Installation: Flexible flange couplings are relatively easy to install, and they do not require precise alignment during assembly, saving time and effort in the setup process.
• High Torque Transmission: Couplings with metallic elements can handle high torque loads, making them suitable for heavy-duty applications.
• Compact Design: The compact design of flexible flange couplings allows them to be used in limited spaces where other coupling types might not fit.
• Low Maintenance: In general, these couplings have low maintenance requirements, contributing to reduced downtime and operational costs.

Conclusion: Flexible flange couplings offer a versatile and efficient solution for connecting rotating shafts in various mechanical systems. Their ability to compensate for misalignment, dampen vibrations, and transmit torque reliably makes them well-suited for a wide range of industrial applications. When selecting a coupling, it’s crucial to consider the specific requirements of the machinery and the operating conditions to ensure optimal performance and longevity.

editor by CX 2024-02-06