China Custom OEM Aluminum Stainless Steel Motor Jaw Encoder Shaft Coupling motor coupling

Product Description

JMII Type Diaphragm Coupling(JB/T9147-1999)

JMII Elastic Diaphragm Coupling belong to JM series diaphragm couplings. They are made up of several groups of diaphragms (stainless steel thin wrench), and bolts are interlaced with 2 halves of couplings. Each diaphragm is made up of several sheets. The diaphragm is divided into connecting rod type and whole shape with different shapes. Its elastic deformation is used to compensate the relative displacement of the 2 axes, and it is a high performance flexible coupling of metal elastic elements. No lubrication, compact structure, high strength, long service life, no rotation clearance, no influence on temperature and oil pollution, it has the characteristics of acid resistance, alkali resistance and corrosion resistance.

JMII Type Diaphragm Coupling Main Dimension(JB/T9147-1999)

Type	Nominal torque Tn	Peak torque Tmax	Max Speed nmax	Bore Diameter d,d1	Bore length			D	D1	t	Torsional rigidity×106	Mass	Rotary inertia
					J1 type	Y type	L (recommend)
					L
	N·m	N·m	r·min-1	mm							N·m/rad	kg	kg·m2
JMII1	40	63	10700	14	27	32	35	80	39	8±0.2	0.37	0.9	0.0005
				16,18,19	30	42
				20,22,24	38	52
				25,28	44	62
JMII2	63	100	9300	20,22,24	38	52	40	92	53		0.45	1.4	0.0011
				25,28	44	62
				30,32,35,38	60	82
JMII3	100	200	8400	25,28	44	62	45	102	63		0.56	2.1	0.002
				30,32,35,38	60	82
				40,42,45	84	112
JMII4	250	400	6700	30,32,35,38	60	82	55	128	77	11±0.3	0.81	4.2	0.006
				40,42,45,48,50,55	84	112
JMII5	500	800	5900	35,38	60	82	65	145	91		1.2	6.4	0.012
				40,42,45,48,50,55,56	84	112
				60,63,65	107	142
JMII6	800	1250	5100	40,42,45,48,50,55,56	84	112	75	168	105	14±0.3	1.42	9.6	0.571
				60,63,65,70,71,75	107	142
JMII7	1000	2000	4750	45,48,50,55,56	84	112	80	180	112	15±0.4	1.9	12.5	0.0365
				60,63,65,70,71,75	107	142
				80	132	172
JMII8	1600	3150	4300	50,55,56	84	112		200	120		2.35	15.5	0.057
				60,63,65,70,71,75	107	142
				80,85	132	172
JMII9	2500	4000	4200	55,56	84	112		205	120	20±0.4	2.7	16.5	0.065
				60,63,65,70,71,75	107	142
				80,85	132	172
JMII10	3150	5000	4000	55,56	84	112	90	215	128	20±0.4	3.02	19.5	0.083
				60,63,65,70,71,75	107	142
				80,85,90	132	172
JMII11	4000	6300	3650	60,63,65,70,71,75	107	142	100	235	132	23±0.5	3.46	25	0.131
				80,85,90,95	132	172
JMII12	5000	8000	3400	63,65,70,71,75	107	142		250	145		3.67	30	0.174
				80,85,90,95	132	172
				100	167	212
JMII13	6300	10000	3200	63,65,70,71,75	107	142	110	270	155		5.2	36	0.239
				80,85,90,95	132	172
				100,110	167	212
JMII14	8000	12500	2850	65,70,71,75	107	142	115	300	162	27±0.6	7.8	45	0.38
				80,85,90,95	132	172
				100,110	167	212
JMII15	10000	16000	2700	70,71,75	107	142	125	320	176		8.43	55	0.5
				80,85,90,95	132	172
				100,110,120,125	167	212
JMII16	12500	20000	2450	75	107	142	140	350	186	32±0.7	10.23	75	0.85
				80,85,90,95	132	172
				100,110,120,125	167	212
				130	202	252
JMII17	16000	25000	2300	80,85,90,95	132	172	145	370	203		10.97	85	1.1
				100,110,120,125	167	212
				130,140	202	252
JMII18	20000	31500	2150	90,95	132	172	165	400	230		13.07	115	1.65
				100,110,120,125	167	212
				130,140,150	202	252
				160	242	302
JMII19	25000	40000	1950	100,110,120,125	167	212	175	440	245	38±0.9	14.26	150	2.69
				130,140,150	202	252
				160,170	242	302
JMII20	31500	50000	1850	110,120,125	167	212	185	460	260		22.13	170	3.28
				130,140,150	202	252
				160,170,180	242	302
JMII21	35500	56000	1800	120,125	167	212	200	480	280	38±0.9	23.7	200	4.28
				130,140,150	202	252
				160,170,180	242	302
				190,200	282	352
JMII22	40000	63000	1700	130,140,150	202	252	210	500	295		24.6	230	5.18
				160,170,180	242	302
				190,200	282	352
JMII23	50000	80000	1600	140,150	202	252	220	540	310	44±1	29.71	275	7.7
				160,170,180	242	302
				190,200,220	282	352
JMII24	63000	10000	1450	150	202	252	240	600	335	50±1.2	32.64	380	9.3
				160,170,180	242	302
				190,200,220	282	352
				240	330	410
JMII25	80000	125000	1400	160,170,180	242	302	255	620	350		37.69	410	15.3
				190,200,220	282	352
				240,250	330	410
JMII26	90000	140000	1300	160	242	302	275	660	385		50.43	510	20.9
				190,200,220	282	352
				240,250,260	330	410
JMII27	112000	180000	1200	190,200,220	282	352	295	720	410	60±1.4	71.51	620	32.4
				240,250,260	330	410
				280	380	470
JMII28	140000	20000	1150	220	282	352	300	740	420		93.37	680	36
				240,250,260	330	410
				280,300	380	470
JMII29	160000	224000	1100	240,250,260	330	410	320	770	450		114.53	780	43.9
				280,300,320	380	470
JMII30	180000	280000	1050	250,260	330	410	350	820	490		130.76	950	60.5
				280,300,320	380	470
				340	450	550

Product Display

♦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 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 artworks.

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 /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

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Exploring the Use of Elastomeric Materials in Flexible Motor Couplings

Elastomeric materials play a crucial role in the design and function of flexible motor couplings. These materials offer unique properties that make them well-suited for power transmission applications. Here’s an exploration of their use in flexible motor couplings:

1. Flexibility and Damping:

Elastomeric materials, such as rubber or urethane, are highly flexible, allowing them to absorb and dampen vibrations and shocks generated during motor operation. This damping property helps reduce resonance and noise, improving the overall performance of the power transmission system.

2. Misalignment Compensation:

Flexible motor couplings with elastomeric inserts can accommodate both angular and parallel misalignments between the motor and driven equipment shafts. The elastomeric material provides some radial compliance, allowing for smooth torque transmission even when the shafts are slightly misaligned.

3. Shock Absorption:

In applications where the motor or driven equipment is subjected to sudden shocks or impacts, elastomeric materials act as shock absorbers. They absorb and dissipate the impact energy, protecting the coupling and connected components from damage.

4. Low Inertia:

Elastomeric couplings typically have low inertia due to the lightweight nature of the elastomeric material. This low inertia reduces the rotational resistance and allows for rapid acceleration and deceleration of the connected equipment.

5. Corrosion Resistance:

Elastomeric materials are often resistant to corrosion, making them suitable for use in various industrial environments where exposure to moisture or chemicals may occur.

6. Electrical Isolation:

Elastomeric couplings provide electrical isolation between the motor and driven equipment shafts. This is advantageous in applications where electrical continuity must be avoided.

7. Easy Installation:

Elastomeric couplings are generally easy to install due to their simple and lightweight construction. They do not require special tools or complex alignment procedures, making them a popular choice in many applications.

8. Maintenance-Free Operation:

Properly designed and maintained elastomeric couplings can offer maintenance-free operation over extended periods. The absence of mechanical wear elements reduces the need for regular maintenance and replacement.

The use of elastomeric materials in flexible motor couplings provides numerous benefits, making these couplings suitable for a wide range of applications. Their ability to compensate for misalignment, dampen vibrations, and withstand shocks makes them particularly advantageous in situations where smooth and reliable power transmission is essential.

“`

Can Motor Couplings Handle Reversing Loads and Shock Loads Effectively?

Yes, motor couplings are designed to handle both reversing loads and shock loads effectively, making them suitable for a wide range of industrial applications. Here’s how motor couplings can handle these types of loads:

Reversing Loads:

Motor couplings are capable of transmitting torque in both forward and reverse directions. When the driven equipment experiences changes in direction, the motor coupling efficiently transfers torque from the motor to the driven equipment without any loss in performance. This capability is crucial in applications that require frequent changes in rotational direction, such as reversing drives in industrial machinery.

Shock Loads:

Motor couplings, especially those with elastomeric elements, have excellent shock-absorbing properties. When subjected to sudden shocks or impacts, such as during machine start-ups or sudden stops, the elastomeric material in the coupling helps dampen and absorb the impact energy. This protects the motor, driven equipment, and other components in the power transmission system from damage or excessive stress.

The ability of motor couplings to handle reversing loads and shock loads effectively is a result of their flexible and durable construction. Flexible couplings, in particular, can accommodate misalignments and absorb vibrations, further contributing to their ability to handle dynamic loads. However, it’s essential to consider the specific application’s requirements and select the appropriate coupling type and size that matches the expected reversing and shock load characteristics.

Proper installation, alignment, and regular maintenance of motor couplings are also critical factors in ensuring their optimal performance under reversing and shock load conditions. Regular inspection and monitoring can help identify any signs of wear or damage and allow for timely maintenance, contributing to the long-term reliability and efficiency of the power transmission system.

“`

How to Diagnose and Fix Common Issues with Motor Couplings

Diagnosing and fixing common issues with motor couplings is essential to ensure optimal performance and prevent equipment failures. Here are steps to diagnose and address common coupling problems:

1. Visual Inspection:

Perform a visual inspection of the motor coupling regularly. Look for signs of wear, cracks, or any visible damage. Check for proper alignment and coupling installation.

2. Vibration Analysis:

Use vibration analysis to identify abnormal vibrations in the coupling or connected machinery. Excessive vibration can indicate misalignment, damaged coupling elements, or worn components.

3. Check for Misalignment:

Verify the alignment between the motor and driven equipment shafts. Misalignment can lead to coupling failure and increased stress on the machinery. Adjust the alignment if necessary.

4. Listen for Unusual Noises:

Listen for any unusual noises during motor operation, such as rattling or grinding sounds. Unusual noises may indicate a loose coupling or damaged components.

5. Inspect Coupling Fasteners:

Check the tightness of coupling fasteners, such as bolts or set screws. Loose fasteners can lead to misalignment and coupling slippage.

6. Lubrication:

If the coupling requires lubrication, ensure it is adequately lubricated. Lack of lubrication can cause increased friction and wear, leading to premature failure.

7. Replace Damaged Components:

If you find any signs of damage or wear during inspection, replace the damaged coupling elements promptly. This may include replacing elastomeric inserts, worn gear teeth, or other damaged parts.

8. Verify Torque Limiting (if applicable):

If the coupling has torque-limiting features, check that they are functioning correctly. These features protect the motor and equipment from overload situations.

9. Monitor Coupling Performance:

Regularly monitor the coupling’s performance to detect any changes or issues early on. Continuous monitoring can prevent more severe problems and reduce downtime.

10. Seek Professional Help:

If you are unsure about diagnosing or fixing a coupling issue, consider seeking assistance from a qualified technician or engineer.

By conducting regular inspections and addressing any problems promptly, you can extend the lifespan of the motor coupling and maintain the efficiency and reliability of the entire power transmission system.

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editor by CX 2024-05-07