China Best Sales CHINAMFG Js700 Series High Speed Grid Spring Couplings Good Lubrication Low Noise

Product Description

JS700 Series High Speed Grid Coupling

♦Description
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 N.m	Speed r/min	Y,Z Bore d1,d2		D	B	A	E	N	L	M	P	J	Clearance (K)			Oil injection Kg	No bore mass Kg
			Max	Min										Min	Standard	Max
JS702	125	10000	35	14	120	107	50	80	80	52	78	27	50	1.5	3	5	0.03	8
JS704	400	9000	48	14	160	127	65	105	105	62	95	36	60	1.5	3	5	0.03	11
JS706	900	8200	65	19	185	167	90	125	130	82	105	50	65	1.5	3	5	0.06	12
JS707	1800	7100	75	28	218	228	105	150	156	112	135	52	86	1.5	4	6.5	0.06	15
JS708	3150	6000	85	28	245	228	125	180	175	112	145	58	92	1.5	4	6.5	0.09	20
JS709	5600	4900	100	42	286	290	140	210	208	142	180	70	118	1.5	6	10	0.09	25
JS710	8000	4500	110	42	325	290	160	245	230	142	190	74	125	1.5	6	10	0.17	33
JS711	12500	4000	125	60	330	290	180	180	258	142	220	85	150	1.5	6	13	0.26	57
JS712	18000	3600	150	70	365	351	220	220	295	172	225	95	150	1.5	6	13	0.43	80
JS713	26000	3300	180	70	420	351	255	255	335	172	235	115	156	1.5	6	13	0.51	97

Note: The selection method and marking method of JS700 high speed snake spring coupling are the same as that of JS100.

♦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 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.

How to identify signs of wear or failure in a motor coupling?

Identifying signs of wear or failure in a motor coupling is essential for maintaining the efficiency and reliability of a mechanical system. Here are some common indicators to look for:

1. Visual Inspection:

Perform a visual inspection of the motor coupling regularly. Look for any of the following signs:

• Cracks or deformations in the coupling body
• Corrosion or rust on the coupling surface
• Visible signs of misalignment between the shafts
• Excessive wear on the coupling teeth or flanges

2. Abnormal Vibrations:

Unusual vibrations or shaking during motor operation can indicate an issue with the coupling. Excessive play due to wear or misalignment can lead to vibrations that affect the overall system’s performance.

3. Noises:

Listen for any unusual noises, such as clunking, clicking, or rattling sounds during motor operation. These noises could be an indication of loose or damaged coupling components.

4. Misalignment:

Check for shaft misalignment between the motor and driven load. Misalignment can lead to uneven distribution of forces, causing premature wear and failure of the coupling.

5. Increased Friction and Heat:

Feel for any excessive heat generated during motor operation. Increased friction due to misalignment or wear can cause the coupling to overheat.

6. Reduced Performance:

If you notice a decrease in the motor’s performance or efficiency, it could be a sign of coupling wear or failure. Reduced torque transmission or increased power losses may be evident.

7. Shaft Movement:

Check for any axial movement in the motor and driven load shafts. Axial play can indicate a worn or damaged coupling that needs attention.

If you observe any of these signs, it is crucial to address the issue promptly. Regular maintenance, including lubrication and alignment checks, can help prevent coupling failures and extend the coupling’s lifespan. If the coupling shows significant signs of wear or damage, consider replacing it with a new one to ensure optimal performance and avoid costly breakdowns in the future.

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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 2024-04-26