China Hot selling Newest Sliver Rigid Fluid Diaphragm Coupling

Product Description

Diaphragm Coupling Shaft Coupling (JMI)

JM Series Diaphragm Coupling of flexible metal flexible coupling, which rely on the metal diaphragm to transmit torque from the main connection, motivation, has the advantages of elastic damping and no lubrication, no noise, is an ideal product for replacing the gear coupling and coupling current. It can compensate the axial, radial and angular deviation caused by the manufacturing error, installation error, bearing deformation and the change of temperature rise.
The main characteristics of JM Series Diaphragm Coupling:
1.Compensation 2 axis misalignment of the ability, and tooth type coupling can be much more than a double angle displacement, radial displacement of the small, flexible, allowing a certain axial, radial and angular displacement.
2. Obvious damping effect, no noise, no wear and tear.
3.High transmission efficiency, up to 99.86%. Especially suitable for medium and high speed high power transmission.
4.Adapt to high temperature (-80+300) and harsh environment, and can be in shock, vibration, safety and dynamic conditions.
5.Simple structure, light weight, small size, convenient assembly and disassembly. Without moving the machine can be disassembled (with intermediate type), no need of lubrication.
6.Accurately convey the rotational speed, the operation has not turned bad, can be used for the transmission of precision machinery.
JM series diaphragm flexible coupling is widely used in machinery and equipment industry, metallurgy, mines, petroleum, chemical, electric power, shipbuilding, lifting transport, textile, light industry, agricultural machinery, printing machinery and water pump, fan, etc. in the transmission of power machine.

NO	Tn /N·m	Tmax /N·m	[n] /r·mi -1	d (H7)					D	C N·m/rad	t	I kg·m 2 ≈	m /kg ≈
					Y	J,J1, Z		L
					L	L	L1
JMI1	25	80	6000	14	32	–	J1 27 Z1 20	35	90	1×10 4	8.8	0.0007	1
				16,18,19	42		30
				20,22	52		38
JMI2	63	180	5000	18,19	42	–	30	45	100	1.4×10 4	9.5	0.001	1.3
				20,22,24	52		38
				25	62		44
JMI3	100	315	5000	20,22,24	52	–	38	50	120	1.87×10 4	11	0.0571	2.3
				25,28	62		44
				30	82		60
JMI4	160	500	4500	24	52	–	38	55	130	3.12×10 4	12.5	0.0037	3.3
				25,28	62		44
				30,32,35	82		60
JMI5	250	710	4000	28	62	–	44	60	150	4.32×10 4	14	0.0083	5.3
				30,32,35,38	82		60
				40	112		84
JMI6	400	1120	3600	32,35,38	82	82	60	65	170	6.88×10 4	15.5	0.0159	8.7
				40,42,45 ,48,50	112	–	84
JMI7	630	1800	3000	40,42	112	112	84	70	210	10.35×10 4	19	0.571	14.3
				45,45,50 ,55,56		–
				60	142		107
JMI8	1000	2500	2800	45,48	112	112	84	80	240	16.11×10 4	22.5	0. 0571	22
				50,55,56		–
				60,63,65,70	142		107
JMI9	1600	4000	2500	55,56	112	112	84	85	260	26.17×10 4	24	0.1415	29
				60,63,65 ,70,71,75	142	–	107
				80	172		132
JMI10	2500	6300	2000	63,65,70 ,71,75	142	142	107	90	280	7.88×10 4	17	0.2974	52
				80,85,90,95	172	–	132
JMI11	4000	9000	1800	75	142	142	107	95	300	10.49×10 4	19.5	0.4782	69
				80,85,90,95	172	–	132
				100,110	212		167
JMI12	6300	12500	1600	90,95	172	–	132	120	340	14.07×10 4	23	0.8067	94
				100,110 ,120 ,125	212		167
JMI13	10000	18000	1400	100,110 ,120,125	212	–	167	135	380	19.23×10 4	28	1.7053	128
				130,140	252		202
JMI14	16000	28000	1200	120,125	212	–	167	150	420	30.01×10 4	31	2.6832	184
				130,140,150	252		202
				160	302		242
JMI15	25000	40000	1120	140,150	252	–	202	180	480	47.46×10 4	37.5	4.8015	263
				160,170,180	302		242
JMI16	40000	56000	1000	160,170,180	302	–	242	200	560	68.09×10 4	41	9.4118	384
				190,200	352		282
JMI17	63000	80000	900	190,200,220	352	–	282	220	630	101.3×10 4	47	18.3753	561
				240	410		330
JMI18	100000	125000	800	220	352	–	282	250	710	161.4×10 4	54.5	28.2033	723
				240,250,260	410		330
JMI19	160000	200000	700	250,260	410	–	330	280	800	79.3×10 4	48	66.5813	1267
				280,300,320	470		380

Detailed Photos

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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Noise and Vibration Issues with Fluid Couplings

Fluid couplings are generally designed to operate smoothly and quietly, but certain factors may lead to noise or vibration issues in some cases:

Imbalanced Components: If the components of the fluid coupling, such as the impeller and runner, are not balanced properly, it can result in vibrations during operation. Regular maintenance and balancing can help mitigate this issue.
High Operating Speeds: At high speeds, fluid couplings can generate more noise and vibration due to increased fluid turbulence. Using damping techniques or selecting appropriate coupling types can help reduce these effects.
Fluid Level: Incorrect fluid levels in the coupling can lead to inadequate lubrication and cause noise during operation. Regularly checking and maintaining the fluid level can prevent such problems.
Misalignment: Misalignment between the driving and driven shafts can result in increased noise and vibration. Proper alignment during installation is essential to avoid this issue.
Fluid Characteristics: The choice of fluid can also impact noise and vibration levels. Using fluids with appropriate viscosity and lubricating properties can help achieve smoother and quieter operation.
Aging or Contaminated Fluids: Over time, the fluid in the coupling may degrade or become contaminated, leading to increased friction and noise. Regular fluid replacement and maintenance can prevent this problem.

Addressing noise and vibration issues with fluid couplings involves proper installation, regular maintenance, and using high-quality components and fluids. Consulting with manufacturers or experts can help identify and resolve any specific noise or vibration concerns in the power transmission system.

Fluid Coupling: Dealing with Oil Leakage and Sealing Issues

Fluid couplings are designed to be sealed units to prevent the leakage of the internal fluid (usually oil or a similar hydraulic fluid). Proper sealing is crucial for the efficient and reliable operation of the fluid coupling, as any oil leakage can lead to reduced performance, contamination, and potential damage to the surrounding components.

Here are some key factors related to oil leakage and sealing issues in fluid couplings:

Seal Design: The sealing system in a fluid coupling typically involves shaft seals and gaskets. High-quality seals are essential to prevent oil from escaping and contaminants from entering the coupling. The design and material selection of these seals play a significant role in maintaining effective sealing.
Installation: Proper installation of the fluid coupling is critical to ensure that the seals are correctly positioned and securely fitted. Any misalignment or damage during installation can lead to oil leakage issues.
Maintenance: Regular maintenance is essential to detect and address any potential sealing problems early on. Inspections should be conducted periodically to check for signs of oil leakage, wear on the seals, and any damage to the coupling housing.
Fluid Selection: The choice of fluid used inside the coupling can also influence its sealing performance. Using the recommended fluid type and quality specified by the manufacturer is essential for maintaining proper sealing.
Operating Conditions: The operating environment can impact the sealing effectiveness. Extreme temperature variations or harsh working conditions may affect the integrity of the seals over time.

If oil leakage or sealing issues are observed in a fluid coupling, immediate action should be taken to address the problem. This may involve replacing worn-out seals, resealing the coupling, or investigating potential causes such as misalignment or excessive heat generation.

Additionally, regular inspection and maintenance of the fluid coupling can help prevent sealing problems before they escalate. Early detection and appropriate maintenance can extend the lifespan of the fluid coupling and ensure reliable power transmission in various industrial applications.

Consulting with the manufacturer or a qualified engineer for guidance on proper maintenance and troubleshooting of fluid coupling sealing issues is recommended.

Examples of Industries Using Fluid Couplings

Fluid couplings find applications in various industries where smooth power transmission and torque control are required. Some common industries that commonly use fluid couplings include:

Mining: Fluid couplings are used in mining equipment such as conveyors, crushers, and excavators to provide controlled startup and overload protection.
Construction: Construction machinery like cranes, loaders, and piling rigs use fluid couplings for efficient power transmission and reduced shock loads.
Marine: Fluid couplings are employed in marine propulsion systems to optimize engine performance and protect against sudden load changes.
Steel and Metal Processing: Industries dealing with metal processing use fluid couplings in rolling mills, coilers, and metal forming machines for soft start and overload protection.
Pulp and Paper: Pulp and paper mills utilize fluid couplings in various equipment, such as chippers, conveyors, and pumps, for smooth power transmission.
Automotive: In automotive applications, fluid couplings can be found in torque converters, which provide smooth torque transmission in automatic transmissions.
Energy and Power Generation: Fluid couplings are used in power plants for applications like fans, pumps, and turbines to control power transmission and reduce mechanical stress during startup.
Wastewater Treatment: Fluid couplings are used in wastewater treatment plants for applications like aerators and pumps, ensuring efficient power transmission and equipment protection.
Food and Beverage: Industries dealing with food processing and beverage production use fluid couplings in various applications to ensure gentle power transmission and prevent sudden load shocks.
Chemical and Petrochemical: Fluid couplings are used in pumps and mixers in chemical and petrochemical processing to control torque and protect equipment.

These examples illustrate the versatility of fluid couplings and their widespread use across diverse industries to enhance the efficiency and safety of power transmission systems.

editor by CX 2024-05-09

Company Video

Our Service
1. Installation & adjustment
After the equipment are arrived at the customer’s site, the customer is responsible for unpacking and arranging the equipment according to the placement drawing; and does under our install-adjust technicians’ guidance. Costs of the staff are decided at last.
2. Training
1) We are responsible for offering the technical training to user. The training content includes the structure and maintenance of the equipment, control and operation of the equipment. Through training, users’technical staff can grasp and the skill of operation and maintenance proficiently, and deal with the general troubles in time. We will appoint qualified technical staff for the guidance.
2) The buyer can send staff to our company for learning.
3. Quality assurance
1) We guarantee the goods offered are brand-new, not used, with latest design and suitable material made, and we guarantee the specification of the equipment is consonance with the contract.
2) We guarantee the line achieve product technical performance indicators within 5 days after feeding operation through the correct guidance of the installation and commissioning.
3) We are responsible for the fault and damage of the production line caused by our design, technology, manufacture, installation, adjustment and material defect etc. that all belong to our responsibility.
4) The warranty period is 12 months after acceptance check of the production line. If there is any different between the furnished equipment in the customer’s factory and the equipment concerned in the contract, the users have the right to pass the inspection book to the legal department to claim for compensation to our company within goods warranty period.

Due to our sincerity in offering best service to our clients, understanding of your needs and overriding sense of responsibility toward filling ordering requirements, we have obtained the trust of buyers worldwide. Having accumulated precious experience in cooperating with foreign customers, our products are selling well in the American, European, South American and Asian markets. Our products are manufactured by modern computerized machinery and equipment. Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria.

With many years’ experience in this line, we will be trusted by our advantages in competitive price, one-time delivery, prompt response, on-hand engineering support and good after-sales services.

Additionally, all our production procedures are in compliance with ISO9001 standards. We also can design and make non-standard products to meet customers’ special requirements. Quality and credit are the bases that make a corporation alive. We will provide best services and high quality products with all sincerity. If you need any information or samples, please contact us and you will have our soon reply.

FAQ:
Q1: Are you trading company or manufacturer ?
A: We are factory.

Q2: How long is your delivery time and shipment?
1.Sample Lead-times: generally 10 workdays.
2.Production Lead-times: 20-40 workdays after getting your deposit.

Q3. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery.

Q4: What is your advantages?
1. Manufacturer,the most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.
4. Rich stock and quick delivery.

Q5. If you can’t find the product on our website,what do you next?
Please send us inquiry with product pictures and drawings by email or other ways and we’ll check.