توضیحات محصول
توضیحات محصول
NM Flexible Couplings
کوپلینگ NM
1. Combine the prime mover with working machinery axis and transmit torque;
2.Radial and axial error of the two shafts which caused by manufacturing and installing factors can be appropriately compensated.
3. High torque, high load, can move both forward and reversed.
4. Maintenance-free, fight oil.
5. When overloads, coupling skids or pin breaks to protect working machinery;
6. Perfectly absorb axis deviation, angle deviation and the differences of the ends of the roller, which could duffer and absorb shock.
MODEL: NM50,NM67, NM82, NM97, NM12, NM128, NM148,NM168, NM194, NM214.
کاربرد کوپلینگ NM
NM couplings are offered in the industry’s largest variety of stock bore/keyway combinations.
These couplings require no lubrication and provide highly reliable service for light, medium, and heavy duty electrical motor and internal combustion power transmission applications. Applications include power transmission to industrial equipment such as pumps, gear boxes, compressors, blowers, mixers, and conveyors.
پارامترهای محصول
بسته بندی و حمل و نقل
All the products can be packed in cartons,or,you can choose the pallet packing.
MADE IN CHINA can be pressed on wooden cases.Land,air,sea transportation are available.UPS,DHL,TNT,
FedEx and EMS are all supported.
مشخصات شرکت
About Mighty Machinery
ZheJiang Mighty Machinery Co., Ltd., specializes in manufacturing Mechanical Power Transmission Products. After over 13 years hard work, MIGHTY have already get the certificate of ISO9001:2000 and become a holding company for 3 manufacturing factories.
MIGHTY anvantage
1, Abundant experience in the mechanical processing industries.
2,Large quality of various material purchase and stock in warhouse which ensure the low cost for the material and production in time.
3,Now have 5 technical staff, we have strong capacity for design and process design, and more than 70 worker now work in our FTY and double shift eveyday.
4,Strick quality control are apply in the whole prodution. we have incoming inspection,process inspection and final production inspection which can ensure the perfect of the goods quality.
5,Long time cooperate with the Global Buyer, make us easy to understand the csutomer and handle the export.
سوالات متداول
Q: Are you trading company or manufacturer ?
A: We are factory.
س: مدت زمان تحویل شما چقدر است؟
A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: بله، ما می توانیم نمونه را به صورت رایگان ارائه دهیم اما هزینه حمل و نقل را پرداخت نمی کنیم.
Q: What is your terms of payment ?
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
If you have any questions, pls feel free to contact me as below:
| Standard Or Nonstandard: | Standard |
|---|---|
| ساختار: | Jaw / Spider |
| Material: | Cast Iron/ Steel |
| Type: | Flexible Coupling |
| Application: | Power Transmission |
| Surface Treatment: | Painting |
| نمونهها: |
US$ 34.1/Piece
۱ قطعه (حداقل سفارش) | |
|---|
| سفارشی سازی: |
موجود است
| درخواست سفارشی |
|---|


Can flexible couplings be used in both horizontal and vertical shaft arrangements?
Yes, flexible couplings can be used in both horizontal and vertical shaft arrangements. The design of flexible couplings allows them to accommodate misalignment and compensate for angular, parallel, and axial displacements between the shafts, making them suitable for various shaft orientations.
Horizontal Shaft Arrangements:
In horizontal shaft arrangements, where the shafts are parallel to the ground or horizontal plane, flexible couplings are commonly used to connect two rotating shafts. These couplings help transmit torque from one shaft to another while accommodating any misalignment that may occur during operation. Horizontal shaft arrangements are common in applications such as pumps, compressors, conveyors, and industrial machinery.
Vertical Shaft Arrangements:
In vertical shaft arrangements, where the shafts are perpendicular to the ground or vertical plane, flexible couplings are also applicable. Vertical shafts often require couplings that can handle the additional weight and forces resulting from gravity. Flexible couplings designed for vertical applications can support the weight of the rotating equipment while allowing for some axial movement to accommodate thermal expansion or other displacements. Vertical shaft arrangements are commonly found in applications such as pumps, gearboxes, turbines, and some marine propulsion systems.
Considerations for Vertical Shaft Arrangements:
When using flexible couplings in vertical shaft arrangements, there are a few additional considerations to keep in mind:
- Thrust Load: Vertical shafts can generate thrust loads, especially in upward or downward direction. The flexible coupling should be selected based on its capacity to handle both radial and axial loads to accommodate these forces.
- Lubrication: Some vertical couplings may require additional lubrication to ensure smooth operation and reduce wear, particularly if they are exposed to high axial loads or extended vertical shafts.
- Support and Bearing: Proper support and bearing arrangements for the vertical shaft are essential to prevent excessive shaft deflection and ensure the flexible coupling functions correctly.
Overall, flexible couplings are versatile and adaptable to various shaft orientations, providing efficient power transmission and misalignment compensation. Whether in horizontal or vertical arrangements, using the appropriate flexible coupling design and considering the specific application requirements will help ensure reliable and efficient operation.

How does a flexible coupling affect the noise and vibration levels in a mechanical system?
A flexible coupling plays a crucial role in controlling noise and vibration levels in a mechanical system. It can significantly impact the overall smoothness and quietness of the system’s operation, contributing to enhanced performance and reduced wear on connected components.
Noise Reduction:
Flexible couplings help reduce noise in a mechanical system through their inherent ability to dampen vibrations. When the shafts of rotating machinery are not perfectly aligned, it can lead to vibrations that are transmitted throughout the system, resulting in noise generation. The elastomeric or flexible element of the coupling acts as a vibration dampener, absorbing and dissipating these vibrations. As a result, the noise levels in the system are reduced, creating a quieter operating environment.
میرایی ارتعاش:
Vibrations in a mechanical system can lead to increased wear and tear on critical components, such as bearings, seals, and gears. Excessive vibrations can also cause resonance and damage to the system over time. Flexible couplings can effectively dampen vibrations by acting as a buffer between the driving and driven shafts. The flexible element absorbs the shock and vibrations, preventing them from propagating to other parts of the system. This vibration damping capability not only reduces noise but also protects the system from potential mechanical failures, extending the lifespan of the equipment.
Alignment Compensation:
Misalignment between shafts is a common cause of vibration and noise in rotating machinery. Flexible couplings excel at compensating for both angular and parallel misalignment. By accommodating misalignment, the coupling reduces the forces acting on the shafts and minimizes the generation of vibrations and noise. Proper alignment through the use of a flexible coupling ensures that the system operates smoothly and quietly.
Effect on Equipment Reliability:
Reducing noise and vibration levels has a positive impact on the reliability of connected equipment. Lower vibrations mean less stress on bearings and other rotating components, leading to extended component life and reduced maintenance requirements. A quieter operating environment can also be essential for certain applications, such as in laboratories or precision manufacturing processes, where excessive noise can interfere with delicate tasks or measurements.
کاربردها:
Flexible couplings find application in a wide range of industries, such as manufacturing, power generation, material handling, automotive, aerospace, and robotics. They are commonly used in pumps, compressors, fans, conveyors, and other rotating machinery where noise and vibration control are critical for smooth and reliable operation.
Summary:
A flexible coupling’s ability to reduce noise and dampen vibrations makes it an essential component in mechanical systems. By compensating for misalignment and providing vibration dampening properties, the flexible coupling enhances the overall system performance, reduces noise levels, and protects connected equipment from excessive wear and mechanical failures. Choosing the right type of flexible coupling based on the specific application requirements can have a significant impact on noise reduction and vibration control in the mechanical system.

آیا کوپلینگهای انعطافپذیر میتوانند ناهمترازی بین شفتها را مدیریت کنند؟
بله، کوپلینگهای انعطافپذیر بهطور خاص برای رفع ناهمترازی بین شفتها در ماشینآلات دوار و سیستمهای مکانیکی طراحی شدهاند. ناهمترازی میتواند به دلیل عوامل مختلفی از جمله خطاهای نصب، انبساط حرارتی، تلرانسهای تولید یا انحراف شفت در حین کار رخ دهد.
کوپلینگهای انعطافپذیر توانایی جبران انواع مختلف ناهمترازی، از جمله موارد زیر را دارند:
- ناهمترازی زاویهای: وقتی شفتها همخط نیستند و دارای انحراف زاویهای هستند، کوپلینگهای انعطافپذیر میتوانند با خم کردن یا پیچاندن، این ناهمترازی را جبران کنند و به دو شفت اجازه دهند در حین انتقال گشتاور به طور روان، متصل باقی بمانند.
- ناهمترازی موازی: ناهمترازی موازی زمانی رخ میدهد که دو شفت در امتداد محورهای خود کاملاً همتراز نباشند. کوپلینگهای انعطافپذیر میتوانند با این ناهمترازی تنظیم شوند و تضمین کنند که شفتها متصل باقی میمانند و قادر به انتقال قدرت به طور مؤثر هستند.
- ناهمترازی محوری: ناهمترازی محوری، که به عنوان شناوری انتهایی یا جابجایی محوری نیز شناخته میشود، به حرکت محوری نسبی دو شفت اشاره دارد. برخی از طرحهای کوپلینگ انعطافپذیر میتوانند ناهمترازی محوری را در خود جای دهند و امکان حرکات محوری جزئی را بدون جدا شدن کوپلینگ فراهم کنند.
توانایی کوپلینگهای انعطافپذیر در مقابله با ناهمترازی، برای جلوگیری از سایش زودرس و خرابی تجهیزات متصل ضروری است. کوپلینگهای انعطافپذیر با جبران ناهمترازی، تنش روی شفتها، یاتاقانها و آببندها را کاهش میدهند و عمر مفید این اجزا را افزایش داده و قابلیت اطمینان کلی سیستم را بهبود میبخشند.
انتخاب نوع مناسب کوپلینگ انعطافپذیر بر اساس الزامات خاص ناهمترازی در کاربرد مورد نظر بسیار مهم است. طرحهای مختلف کوپلینگ، درجات مختلفی از جبران ناهمترازی را ارائه میدهند و انتخاب نوع کوپلینگ به عواملی مانند بزرگی و نوع ناهمترازی، الزامات گشتاور و محیط عملیاتی بستگی دارد.
به طور خلاصه، کوپلینگهای انعطافپذیر نقش حیاتی در مدیریت ناهمترازی بین شفتها، تضمین انتقال قدرت کارآمد و محافظت از سیستمهای مکانیکی در برابر اثرات نامطلوب ناهمترازی دارند. توانایی آنها در تطبیق با ناهمترازی، آنها را به اجزای ضروری در کاربردهای مختلف صنعتی، خودروسازی، هوافضا و دریایی تبدیل میکند.


editor by CX 2023-10-23