توضیحات محصول
ویژگی‌ها
We are the leading NM Coupling Spider manufacturer, and are specializing in various high quality NM coupling.
1. Material: Cast iron, Rubber.
2. OEM and ODM are available
3. High efficient in transmission
4. Finishing: Painted.
5. High quality with competitive price
6. Different models suitable for your different demands
7. Stock for different bore size on both sides available.
۸. کاربرد در طیف وسیعی از محیط‌ها.
۹. نصب و جداسازی سریع و آسان.
۱۰. مقاوم در برابر روغن و عایق الکتریکی.
۱۱. ویژگی‌های چرخشی ساعتگرد و پادساعتگرد یکسان.
۱۲. ابعاد کوچک، وزن کم، گشتاور انتقالی بالا.
۱۳. عملکرد خوبی در جبران ناهمراستایی دارد.
14.Coupling Type :NM50,NM67, NM82, NM97, NM12, NM128, NM148,NM168, NM194, NM214
کاربردها
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.
Availability
Standard coupling
OEM coupling
High Performance
Strong Ultimate tensile strength
Perfect surface treatment
Durable,Flexible
High Quality
Corrosion resistance
Durable, Robust and Reliable
Bad condition resistance
Lower weight–high speed
بسته
Plastic bag+ Neutral Box+ Plywood Case
مزایای ما
NM coupling extensively used in compressors, diesel engine drives, pumps, conveyors, and many other drive units.
NM coupling consists of 2 hubs and flexible ring able to compensate all type of shaft misalignments.The flexible rings are made of Nitile rubber(NBR) which have a high internal damping characteristic which enable to absorb and dampen torsional vibrations,operate effectively in temperature range of -40~+100.
Size avalible from: 50,67,82,97,112,128,148,168,194,214,240,265.
NM coupling characteristics:Quiet and smooth operation.Easy installation and maintenance free. Available to machine with high torque and intermittent operation.
| Packing&Shipping | |
| بسته | Standard suitable package / Pallet or container. Polybag inside export carton outside, blister and Tape and reel package available. If customers have specific requirements for the packaging, we will gladly accommodate |
| حمل و نقل |
10-20working days ofter payment receipt comfirmed (based on actual quantity). Professional goods shipping forward. |
About MIGHTY
شرکت ماشین آلات قدرتمند ژجیانگ، آموزشی ویبولیتین specializes in manufacturing Mechanical Power Transmission Products.We Mighty is the division/branch of SCMC Group, which is a wholly state-owned company, established in 1980.
درباره مایتی:
-۳ کارخانه تولیدی، we have 5 technical staff, our FTY have strong capacity for design and process design, and more than 70 workers and double shift eveyday.
-کیفیت بالای خرید مواد مختلف and stock in warhouse which ensure the low cost for the material and production in time.
-Strick quality control are apply in the whole production.
we have incoming inspection,process inspection and final production inspection which can ensure the perfect of the goods quality.
-۱۴ سال سابقه ماشینکاری Long time cooperate with the Global Buyer, make us easy to understand the csutomer and handle the export. MIGHTY’s products are mainly exported to بازار اروپا، آمریکا و خاورمیانه. With the top-ranking management, professional technical support and abundant export experience, MIGHTY has established lasting and stable business partnership with many world famous companies and has got good reputation from CZPT customers in international sales.
سوالات متداول
س: آیا شما شرکت تجاری یا سازنده هستید؟
الف: ما کارخانه هستیم.
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.
س: آیا نمونه ارائه می دهید؟ رایگان است یا اضافی؟
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.
س: شرایط پرداخت شما چیست؟
A: Payment=1000USD, 30% T/T in advance ,balance before shippment.
We warmly welcome friends from domestic and abroad come to us for business negotiation and cooperation for mutual benefit. To supply customers excellent quality products with good price and punctual delivery time is our responsibility.
| استاندارد یا غیر استاندارد: | Standard or Customized |
|---|---|
| سوراخ شفت: | 19-32 |
| گشتاور: | >80 نیوتن متر |
| قطر سوراخ: | ۱۹ میلی‌متر |
| سرعت: | 4000r/m |
| ساختار: | انعطاف‌پذیر |
| نمونه‌ها: |
US$ 0/قطعه
۱ قطعه (حداقل سفارش) | |
|---|
| سفارشی سازی: |
موجود است
| درخواست سفارشی |
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Can flexible couplings accommodate high torque and high-speed applications?
Yes, flexible couplings can accommodate both high torque and high-speed applications, but the suitability depends on the specific design and material of the flexible coupling. Different types of flexible couplings have varying torque and speed capacities, and it’s crucial to select the right type of coupling based on the application requirements.
High Torque Applications:
Some flexible couplings, such as gear couplings and disc couplings, are designed to handle high torque levels. Gear couplings consist of toothed hubs that mesh with each other, providing a robust and efficient torque transmission. They are commonly used in heavy-duty industrial applications, such as steel mills, mining equipment, and power generation plants, where high torque loads are prevalent.
Disc couplings are also suitable for high torque applications. They use a series of flexible metal discs that can handle significant torque while compensating for misalignment. Disc couplings are often used in high-speed machinery and critical applications where precise torque transmission is essential.
High-Speed Applications:
Flexible couplings can also be used in high-speed applications. For instance, certain disc couplings, elastomeric couplings, and grid couplings are capable of handling high rotational speeds. These couplings have low inertia, which means they can respond quickly to changes in speed and provide efficient power transmission at high RPMs.
Elastomeric couplings, such as jaw couplings and tire couplings, are commonly used in various industrial applications, including pumps, compressors, and fans, where both torque and speed requirements are high. They offer good flexibility and damping properties, making them suitable for applications with high-speed variations and vibrations.
Considerations:
When selecting a flexible coupling for high torque and high-speed applications, several factors should be considered:
- The torque and speed ratings provided by the coupling manufacturer should be checked to ensure they meet or exceed the application’s requirements.
- The design and materials of the coupling should be suitable for the specific operating conditions, including temperature, environment, and potential exposure to corrosive substances.
- Proper alignment and installation of the coupling are critical to ensure optimal performance and prevent premature wear.
- In some cases, it may be necessary to use additional components, such as torque limiters or speed reducers, to protect the coupling and the connected equipment from excessive loads or speed fluctuations.
In conclusion, flexible couplings can indeed accommodate high torque and high-speed applications, but the appropriate coupling type and proper selection are essential to ensure reliable and efficient performance in these demanding conditions.
What role does a flexible coupling play in reducing downtime and maintenance costs?
A flexible coupling plays a significant role in reducing downtime and maintenance costs in industrial machinery and rotating equipment. Here are the key ways in which flexible couplings contribute to these benefits:
- جبران ناهمراستایی: One of the primary functions of a flexible coupling is to accommodate misalignment between two connected shafts. Misalignment can occur due to various factors such as thermal expansion, foundation settling, or manufacturing tolerances. By allowing for misalignment, flexible couplings reduce the transmission of harmful forces and stresses to connected components, minimizing wear and preventing premature failures that could lead to costly downtime and repairs.
- میرایی ارتعاش: Flexible couplings have inherent damping properties due to the elastomeric or flexible elements they incorporate. These elements absorb and dissipate vibration and shock loads that may arise from the operation of rotating machinery. By dampening vibrations, flexible couplings protect the connected equipment from excessive wear and fatigue, extending their service life and reducing the need for frequent maintenance or replacement.
- جذب بار ضربه: In applications where sudden loads or shocks are common, such as in heavy machinery or high-speed equipment, flexible couplings act as shock absorbers. They can absorb and dissipate the impact energy, preventing damage to the machinery and minimizing downtime caused by unexpected failures or breakdowns.
- Easy Installation and Alignment: Flexible couplings are designed for ease of installation and alignment. Unlike rigid couplings that require precise shaft alignment, flexible couplings can tolerate some degree of misalignment during installation. This feature simplifies the setup process, reduces installation time, and lowers the risk of misalignment-related issues, ultimately minimizing downtime during initial installation or replacement of couplings.
- Reduced Maintenance Frequency: The ability of flexible couplings to handle misalignment and dampen vibrations results in reduced wear on bearings, seals, and other connected components. Consequently, the frequency of maintenance intervals can be extended, reducing the need for frequent inspections and component replacements. This directly translates to lower maintenance costs and less downtime for maintenance tasks.
- Equipment Protection: By reducing the transmission of shock loads and vibrations, flexible couplings act as protective barriers for connected equipment. They help prevent catastrophic failures and subsequent damage to expensive machinery, avoiding unplanned shutdowns and costly repairs.
Overall, flexible couplings are critical components that improve the reliability and longevity of rotating equipment. Their ability to handle misalignment, dampen vibrations, and protect against shock loads contributes to reduced downtime, lower maintenance costs, and increased productivity in industrial applications.
کوپلینگ انعطاف‌پذیر چیست و چگونه کار می‌کند؟
کوپلینگ انعطاف‌پذیر یک وسیله مکانیکی است که برای اتصال دو شفت و در عین حال امکان حرکت نسبی بین آنها استفاده می‌شود. این وسیله برای انتقال گشتاور از یک شفت به شفت دیگر طراحی شده است و در عین حال ناهمراستایی، لرزش و شوک را جبران می‌کند. کوپلینگ‌های انعطاف‌پذیر اجزای ضروری در ماشین‌آلات و سیستم‌های چرخشی مختلف هستند، زیرا به محافظت از تجهیزات متصل و افزایش عملکرد کلی کمک می‌کنند.
انواع کوپلینگ‌های انعطاف‌پذیر:
انواع مختلفی از کوپلینگ‌های انعطاف‌پذیر وجود دارد که هر کدام طراحی و ویژگی‌های منحصر به فرد خود را دارند. برخی از انواع رایج عبارتند از:
- کوپلینگ‌های فکی: کوپلینگ‌های فکی دارای عنکبوت‌های الاستومر هستند که بین دو هاب قرار می‌گیرند. آنها می‌توانند ناهم‌ترازی زاویه‌ای و موازی را در حین کاهش ارتعاشات، جبران کنند.
- کوپلینگ‌های دیسکی: کوپلینگ‌های دیسکی از دیسک‌های فلزی نازک برای اتصال شفت‌ها استفاده می‌کنند. آنها بسیار انعطاف‌پذیر هستند و جبران ناهمراستایی بسیار خوبی را ارائه می‌دهند.
- کوپلینگ‌های دنده‌ای: کوپلینگ‌های دنده‌ای از دندانه‌های چرخ‌دنده برای انتقال گشتاور استفاده می‌کنند. آنها ظرفیت گشتاور بالایی ارائه می‌دهند و می‌توانند ناهم‌ترازی متوسط را تحمل کنند.
- کوپلینگ‌های تیر: کوپلینگ‌های تیری از یک قطعه ماده انعطاف‌پذیر، مانند تیر فلزی، برای انتقال گشتاور و جبران ناهم‌ترازی استفاده می‌کنند.
- کوپلینگ‌های بیلوز: کوپلینگ‌های بیلوز از ساختاری شبیه به بیلوز استفاده می‌کنند تا امکان جبران ناهمراستایی محوری، زاویه‌ای و موازی را فراهم کنند.
- کوپلینگ‌های اولدهام: کوپلینگ‌های اولدهام از سه دیسک استفاده می‌کنند که دیسک وسطی دارای یک شیار عمودی است تا امکان جبران ناهمراستایی را فراهم کند.
نحوه عملکرد کوپلینگ انعطاف پذیر:
عملکرد یک کوپلینگ انعطاف‌پذیر به طراحی خاص آن بستگی دارد، اما اصول کلی مشابه هستند. بیایید برای توضیح نحوه عملکرد یک کوپلینگ انعطاف‌پذیر، مثالی از یک کوپلینگ فکی بزنیم:
- دو شفت از دو طرف به توپی‌های کوپلینگ متصل شده‌اند و یک عنکبوت الاستومر بین آنها قرار گرفته است.
- وقتی گشتاور به یک شفت اعمال می‌شود، باعث می‌شود که اسپایدر فشرده و کمی تغییر شکل دهد و گشتاور را به شفت دیگر منتقل کند.
- در صورت عدم هم‌ترازی بین شفت‌ها، الاستومر عنکبوتی خم می‌شود و عدم هم‌ترازی را جبران می‌کند و انتقال گشتاور روان را بدون تحمیل بارهای بیش از حد بر شفت‌ها یا تجهیزات متصل تضمین می‌کند.
- عنکبوت الاستومر همچنین به عنوان یک عنصر میراگر عمل می‌کند و ارتعاشات و شوک‌ها را در حین کار جذب می‌کند که باعث کاهش ساییدگی تجهیزات و افزایش پایداری سیستم می‌شود.
به طور کلی، انعطاف‌پذیری و توانایی جبران ناهم‌ترازی، ویژگی‌های کلیدی هستند که به یک کوپلینگ انعطاف‌پذیر اجازه می‌دهند تا به طور مؤثر عمل کند. انتخاب نوع خاصی از کوپلینگ انعطاف‌پذیر به الزامات کاربرد، مانند ظرفیت گشتاور، جبران ناهم‌ترازی و شرایط محیطی بستگی دارد.
editor by CX 2023-09-01
