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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Understanding the Torque and Misalignment Capabilities of Motor Couplings

Motor couplings play a critical role in transmitting torque from the motor to the driven equipment while accommodating certain degrees of misalignment between the motor and driven shafts. The torque and misalignment capabilities of motor couplings are essential factors to consider when selecting the appropriate coupling for a specific application.

Torque Capabilities:

The torque capacity of a motor coupling refers to its ability to handle the maximum amount of torque that can be transmitted through the coupling without causing failure or damage. Couplings are designed with specific torque ratings to ensure reliable power transmission.

The torque capacity of a motor coupling depends on factors such as the material used, the size and design of the coupling, and the application requirements. High-performance couplings made of robust materials, such as steel or alloy, can handle higher torque loads and are often used in heavy-duty industrial applications.

Misalignment Capabilities:

Misalignment is a common occurrence in mechanical systems due to factors such as installation errors, thermal expansion, and dynamic forces. Motor couplings are designed to accommodate certain degrees of angular, parallel, and axial misalignment between the motor and driven shafts.

The misalignment capabilities of a motor coupling are specified as angular misalignment, parallel misalignment, and axial misalignment. Angular misalignment refers to the angle between the motor and driven shafts, parallel misalignment refers to the lateral offset between the shafts, and axial misalignment refers to the axial displacement along the shafts.

Flexible couplings, such as elastomeric or grid couplings, offer greater misalignment capabilities compared to rigid couplings like gear couplings. The ability to handle misalignment helps reduce stress on the connected equipment and prolongs the life of the coupling and other mechanical components.

Selecting the Right Coupling:

When selecting a motor coupling, it is crucial to consider the torque and misalignment requirements of the specific application. Engineers and designers need to assess the torque demands of the driven equipment and the potential misalignments that may occur during operation.

Choosing a coupling with adequate torque and misalignment capabilities ensures efficient power transmission, minimizes wear on the equipment, and prevents premature failure. Additionally, the coupling’s operating conditions, environmental factors, and service life expectations should be taken into account to make an informed coupling selection.

In summary, understanding the torque and misalignment capabilities of motor couplings is essential for optimal performance, reliability, and longevity in mechanical power transmission systems.

“`

What are the temperature and speed limits for different motor coupling types?

The temperature and speed limits for motor couplings vary depending on their design, materials, and intended applications. Below are general guidelines for different motor coupling types:

1. Flexible Couplings

Flexible couplings usually have temperature limits ranging from -40°C to 120°C (-40°F to 248°F). The speed limits for flexible couplings typically range from a few hundred RPM (Revolutions Per Minute) to several thousand RPM, depending on the size and design.

2. Rigid Couplings

Rigid couplings can handle higher temperatures, often ranging from -20°C to 150°C (-4°F to 302°F). Their speed limits are generally higher and can extend into tens of thousands of RPM.

3. Universal Couplings (Hooke’s Joints)

Universal couplings have temperature limits similar to flexible couplings, ranging from -40°C to 120°C (-40°F to 248°F). The speed limits for universal couplings are usually lower compared to flexible or rigid couplings and are typically in the range of a few hundred to a few thousand RPM.

4. Gear Couplings

Gear couplings are capable of handling higher temperatures, ranging from -10°C to 200°C (14°F to 392°F). The speed limits for gear couplings are also high and can extend into tens of thousands of RPM.

5. Disc Couplings

Disc couplings have a broader range of temperature limits, usually from -50°C to 150°C (-58°F to 302°F). Their speed limits are typically in the range of several thousand RPM.

6. Grid Couplings

Grid couplings typically have temperature limits ranging from -20°C to 120°C (-4°F to 248°F). The speed limits for grid couplings vary but can be in the range of several thousand RPM.

It is essential to consider the specific manufacturer’s specifications and recommendations for each motor coupling type, as they may vary based on construction materials, lubrication, and other factors. Operating the couplings within their specified temperature and speed limits ensures optimal performance and extends their service life.

“`

How to Properly Install a Grid Coupling for Reliable Performance

Proper installation of a grid coupling is crucial for ensuring reliable performance and maximizing its lifespan. Here are the steps to install a grid coupling correctly:

1. Preparation: Before installation, ensure that the shafts and coupling hubs are clean and free from any debris or contaminants. Inspect the grid coupling and its components for any signs of damage or wear.
2. Align the Shafts: Make sure that the shafts to be connected are properly aligned. Grid couplings can accommodate some degree of misalignment, but it is essential to minimize it for optimal performance.
3. Assemble the Grid: Insert the serrated grid element between the two coupling hubs. Ensure that the grid is centered and aligned with the hubs’ teeth.
4. Tighten the Fasteners: Use the appropriate torque wrench to tighten the fasteners that secure the coupling hubs together. Follow the manufacturer’s recommended torque values to avoid over-tightening or under-tightening.
5. Check Runout: After installation, check the coupling’s runout by rotating the connected shafts. Excessive runout indicates a potential misalignment or installation issue.
6. Lubrication: Some grid couplings require lubrication for optimal performance. Refer to the manufacturer’s guidelines and apply the recommended lubricant to the coupling components.
7. Check for Smooth Operation: Start the machinery and observe the coupling’s operation. Listen for any unusual noises or vibrations that may indicate a problem. If any issues are detected, stop the machinery and inspect the coupling again.
8. Regular Maintenance: Schedule regular maintenance checks to ensure the coupling’s ongoing reliability. Inspect for signs of wear, misalignment, or damage, and replace any worn or damaged components as needed.

It is essential to follow the manufacturer’s installation guidelines and recommendations specific to the grid coupling model being used. Proper installation and regular maintenance will ensure the grid coupling performs reliably and efficiently, providing effective power transmission in industrial machinery and equipment.

editor by CX 2024-04-30