China manufacturer CHINAMFG Js3500 Series Half Demount Type Flexible Grid Couplings Coupling

Product Description

JS3500 Series Half Demount Flexible Grid Couplings

Product Description

 

♦Description

The flexible nature of the spring-like mesh reduces the magnitude of CHINAMFG loads by dissipating and absorbing impact energy over time, and the short-term overload capacity is twice the rated torque, greatly increasing mesh coupling torque.

Widely used in heavy machinery and general machinery.

Allows higher speeds with good axial, radial and angular compensation capabilities.

High transmission efficiency. The transmission efficiency is as high as 99.47%.

Simple structure and convenient disassembly and assembly.

Good damping effect to avoid resonance.

♦Basic Parameter and Main Dimension

Type	Norminal Torque Nm	Permit Speed  r/min	Hole d1,d2		D	BE		A	F	L	Clearance K	Grease Kg	Without bore Weight Kg
			max	min		min	max
JS3501	45	3600	28	14	98	45	100	40	40	52	3	0.03	2.9
JS3502	125	3600	35	14	110	45	110	50	40	52	3	0.03	3.9
JS3503	224	3600	42	14	120	45	110	55	41	52	3	0.06	5.9
JS3504	400	3600	48	14	138	55	110	65	45	62	3	0.06	9
JS3505	630	3600	55	19	155	65	165	75	52	62	3	0.09	13.5
JS3506	900	3600	65	19	170	65	165	90	55	62	3	0.09	17.5
JS3507	1800	3500	75	28	195	95	205	105	66	112	4	0.17	28.5
JS3508	3150	3500	85	28	212	95	205	125	70	112	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	1300	220	120	500	180	205	305		212	6	2.8	430
JS3516	63000	1200	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	1000	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 specified as the molecule(active end dimension) in the marking example, please specify otherwise if the user has special requirements. 

 

Other products

 

♦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

 

 

Company Profile

 

♦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 26 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 service

 

♦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

 

♦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 months under normal circumstance.

Q 6: What is the MOQ?
A: Usually our MOQ is 1 pcs.

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: T/T. 

♦Contact Us

Web: huadingcoupling
Add: No.11 HangZhou Road,Chengnan park,HangZhou City,ZheJiang Province,China

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Can Motor Couplings Compensate for Angular, Parallel, and Axial Misalignments?

Yes, motor couplings are designed to compensate for certain degrees of angular, parallel, and axial misalignments between the motor and driven shafts.

Angular Misalignment: Motor couplings can accommodate angular misalignment, which is the deviation in angle between the motor shaft and the driven shaft. This misalignment occurs when the two shafts are not perfectly collinear. Flexible couplings, such as elastomeric or grid couplings, can provide higher angular misalignment capabilities compared to rigid couplings.

Parallel Misalignment: Parallel misalignment refers to the lateral offset between the motor shaft and the driven shaft. Motor couplings can compensate for this misalignment to a certain extent. Flexible couplings with torsional flexibility, such as elastomeric or grid couplings, are better suited to handle parallel misalignment compared to rigid couplings.

Axial Misalignment: Axial misalignment is the displacement along the axis of the motor and driven shafts. Motor couplings can also accommodate axial misalignment to some degree. The ability to handle axial misalignment varies depending on the coupling type and design.

While motor couplings can compensate for misalignments, it is essential to ensure that the misalignment does not exceed the coupling’s specified limits. Excessive misalignment beyond the coupling’s capabilities can lead to premature wear, increased stress on the coupling and connected equipment, and potential coupling failure.

Choosing the appropriate coupling type and size based on the specific misalignment requirements of the application is crucial for optimal performance, reliability, and longevity of the motor coupling in mechanical power transmission systems.

Please answer in detail: Comparing motor couplings with direct drives and other power transmission methods.

Motor couplings and direct drives are two common power transmission methods used in various mechanical systems. Let’s compare these methods with other power transmission approaches:

1. Motor Couplings

Motor couplings are mechanical devices used to connect two shafts and transmit torque from one to the other. They allow some misalignment between the shafts, reducing stress and increasing the lifespan of the connected components. Common types of motor couplings include:

• Flexible Couplings: These couplings are designed to accommodate angular, parallel, and axial misalignments between shafts. They are versatile and offer shock absorption.
• Rigid Couplings: Rigid couplings provide a solid connection between shafts, offering high torque transmission with little to no misalignment allowance.
• Universal Couplings: Also known as Hooke’s joints, universal couplings transmit torque through two intersecting shafts, allowing for misalignment between them.

2. Direct Drives

Direct drives, also known as direct-drive mechanisms, eliminate the need for intermediary power transmission elements like gears, belts, or chains. In this approach, the motor is directly coupled to the driven load, providing a more efficient power transfer. Direct drives offer advantages such as:

• Higher Efficiency: Since there are no intermediate elements, direct drives reduce power losses, resulting in improved overall efficiency.
• Less Maintenance: Eliminating belts or gears reduces the need for maintenance and reduces the chances of mechanical failures.
• Reduced Noise: The absence of gear or belt noise contributes to quieter operation.

3. Other Power Transmission Methods

In addition to motor couplings and direct drives, there are other power transmission methods, each with its own advantages and use cases:

• Gear Transmission: Gears are widely used for torque transmission and speed reduction. They offer precise control but may require regular maintenance.
• Belt and Chain Drives: These systems are cost-effective and offer flexibility in layout design. However, they may suffer from slippage and require tension adjustments.
• Hydraulic Transmission: Hydraulic systems are used in heavy machinery, offering high torque capabilities and smooth operation. However, they require more complex control systems.
• Pneumatic Transmission: Pneumatic systems use compressed air for power transmission, offering clean and lightweight operation.

Choosing the appropriate power transmission method depends on factors such as the application requirements, load characteristics, efficiency, maintenance considerations, and cost constraints.

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Comparison between Grid Couplings and Other Types of Flexible Couplings

Flexible couplings are essential components in mechanical power transmission systems, and different types of couplings offer various features and advantages. Here is a comparison between grid couplings and some other common types of flexible couplings:

Coupling Type	Advantages	Disadvantages	Applications
Grid Couplings	High torque capacity Misalignment tolerance Vibration damping Shock load absorption Torsional flexibility Easy installation and maintenance	Relatively larger size and weight compared to some other couplings Higher initial cost compared to certain elastomeric couplings	Heavy-duty industrial machinery Pumps, compressors, fans, mixers Mining, steel mills, power generation
Elastomeric Couplings	High flexibility and misalignment accommodation Compact size and lightweight Lower initial cost compared to grid couplings Excellent damping of vibrations Electrically isolating properties	Lower torque capacity compared to grid couplings Less suitable for high shock loads Limited temperature and chemical resistance	General industrial machinery HVAC systems Pumps, conveyors, small motors
Gear Couplings	High torque capacity Misalignment accommodation Compact size Good for high-speed applications	More complex design compared to grid couplings Higher initial cost Not as effective in damping vibrations	Steel and paper mills Marine and construction equipment High-speed machinery

The choice of coupling type depends on the specific requirements of the application. Grid couplings are favored in heavy-duty industrial machinery that requires high torque capacity and misalignment tolerance. Elastomeric couplings are commonly used in general industrial applications where flexibility and damping of vibrations are crucial. Gear couplings find applications in high-speed machinery and equipment. Ultimately, the selection of the right coupling type involves considering factors such as torque requirements, misalignment conditions, operating speed, space constraints, and budget considerations.

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editor by CX 2024-04-30