توضیحات محصول
توضیحات محصول
Chinese Manafacturer Flexible cast iron NM coupling with Rubber Element water pump Shaft coupling NM 194 214
NM type is precisely produced by a special designed synthetic rubber with 2 similar bodies of cast iron. Cast iron flanges: Designed not only for the power transmission but also for protection of flexible rubber.Flexible rubber Application: pumps, fans, coupressors, vehicles, transporting equipments, constructors, cement mixers, tractors, transmission machines, metal working machines, rollers and all other trasmissions.Made of rubber and steel corres are inserted in the teeth so as to provide excellent durability and performance of coupling.
Use:
Mainly used in the mining, metallurgical, cement, chemicals,construction, buiding materials,
electric power, telecommunictions, textiles, and transportation departments.
Such as:
1. conveyor:Belt conveyor,AFC conveyor, chain conveyor, screw conveyor.
2. Pum:Water pump, oil pump, slush pump, etc.
3.Fan: Draft fan, fanner, boil fan, etc.
4. Excator:bucket excavator bucket, wheel excavators .
5. Crane:Tower crane, gantry crande, bridge crane.
6.Others:Various elevators, coal plough, ball mill, crusher, recreation machine.
7.Blender equipment, centrifuger, washer, leather-making machine, machine for recreation
park mixer wire drawing machine.Extruder, dregs crusher of boiler.
8.Plastic feeder, rubber smelling machine, etc.
Detailed Photos
پارامترهای محصول
| مدل | Torque | Max. | Bore Diam | Boss Diam | Outsid Diam | Length | Space&Perm | وزن | ||
| Nomal | Max | سرعت | Min | Max | D | OD | L | Tolerance | (kg) | |
| Kg-m | Kg-m | (RPM) | ||||||||
| NM50 | 1.3 | 2.3 | 12500 | 7 | 19 | 33 | 50 | 25 | 2.0±0.5 | 0.48 |
| NM67 | 2.2 | 4 | 10000 | 8 | 28 | 46 | 67 | 30 | 2.5±0.5 | 1.02 |
| NM82 | 5 | 9 | 8000 | 10 | 32 | 53 | 82 | 40 | 3.0±1.0 | 1.88 |
| NM97 | 10.5 | 19 | 7000 | 10 | 42 | 69 | 97 | 50 | 3.0±1.0 | 3.54 |
| NM112 | 16.7 | 30 | 6000 | 14 | 48 | 79 | 112 | 60 | 3.5±1.0 | 5.4 |
| NM128 | 26.7 | 48 | 5000 | 18 | 55 | 90 | 128 | 70 | 3.5±1.0 | 8.1 |
| NM148 | 41.7 | 75 | 4500 | 22 | 65 | 107 | 148 | 80 | 3.5±1.0 | 13.5 |
| NM168 | 69.5 | 125 | 4000 | 28 | 75 | 124 | 168 | 88 | 3.5±1.5 | 19.3 |
| NM194 | 112 | 200 | 3500 | 32 | 85 | 140 | 198 | 100 | 3.5±1.5 | 26.3 |
| NM214 | 167 | 300 | 3000 | 40 | 95 | 158 | 218 | 112 | 4.0±2.0 | 35.7 |
گواهینامه‌ها
بسته بندی و حمل و نقل
Package: 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
Shipping: 10-20 working days ofter payment receipt comfirmed (based on actual quantity) Packing standard export packing or according to customers demand Professional goods shipping forwarder
مشخصات شرکت
ZheJiang Mighty Machinery Co., Ltd. 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.
About Mighty:
-3 manufacturing factories, we have 5 technical staff, our FTY have strong capacity for design and process design, and more than 70 workers and double shift eveyday.
-Large quality of various material purchase and stock in warhouse which ensure the low cost for the material and production in time.
-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.
-14 years of machining experience. 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 Europe, America and the Middle East market. 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 CHINAMFG customers in international sales.
مزایای ما
1,More competitive prices,
2,Shorter delivery date: 35 days.
3,We are the professional manufacturer in the field of Power Trans.Parts,specially for Timing Pulleys.
4,Produce standard and non-standard
5,Strict QC Management:ISO9001:2008,our engineer,Mr.Wang has specialized in the prodcution for over 20 years.
سوالات متداول
Q: Are you trading company or manufacturer ?
A: We are factory, also do trading company business. Because our company do export 36years, having our own factories, also cooperated with other many factories.
Q:What’s the MOQ?
A:We have not a clear limit,1 or 2pcs is available.
س: مدت زمان تحویل شما چقدر است؟
A: 3-5 days via DHL, TNT, UPS, FEDEX.
Diffirent based on the diffirent countries of customers via CHINAMFG shipping.
Q: Do you provide samples ? is it free or extra ?
A:yes,we provide free samples for checking the build quality and real performance of our products,the freight need to be covered by customer.
Q: What is your terms of payment ?
A: T/T, Paypal, L/C, D/P, D/A, Western Union, etc., all decided by customer’s requirements.
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| استاندارد یا غیر استاندارد: | استاندارد |
|---|---|
| ساختار: | Flexible |
| Material: | Cast Iron |
| Type: | Flexible Coupling |
| Surface Treatment: | Phosphating |
| Name: | Nm Shaft Coupling |
| نمونه‌ها: |
US$ 18.6/Piece
۱ قطعه (حداقل سفارش) | |
|---|
| سفارشی سازی: |
موجود است
| درخواست سفارشی |
|---|
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.
چه موادی معمولاً در ساخت کوپلینگ‌های انعطاف‌پذیر استفاده می‌شوند؟
کوپلینگ‌های انعطاف‌پذیر با استفاده از مواد متنوعی ساخته می‌شوند که هر کدام خواص و ویژگی‌های متفاوتی را برای کاربردهای خاص ارائه می‌دهند. انتخاب ماده به عواملی مانند الزامات کاربرد، شرایط محیطی، ظرفیت گشتاور و انعطاف‌پذیری مورد نظر بستگی دارد. در اینجا برخی از مواد رایج در ساخت کوپلینگ‌های انعطاف‌پذیر آورده شده است:
- فولاد: فولاد به دلیل استحکام، دوام و قابلیت‌های عالی انتقال گشتاور، ماده‌ای پرکاربرد در کوپلینگ‌های انعطاف‌پذیر است. کوپلینگ‌های فولادی برای کاربردهای صنعتی سنگین با نیاز به گشتاور بالا و شرایط عملیاتی سخت مناسب هستند.
- فولاد ضد زنگ: فولاد ضد زنگ اغلب برای ساخت کوپلینگ‌های انعطاف‌پذیر در محیط‌هایی با پتانسیل خوردگی بالا استفاده می‌شود. کوپلینگ‌های فولاد ضد زنگ مقاومت بسیار خوبی در برابر زنگ‌زدگی و سایر عناصر خورنده دارند و آنها را برای کاربردهای دریایی، فرآوری مواد غذایی و صنایع شیمیایی ایده‌آل می‌کنند.
- آلومینیوم: کوپلینگ‌های آلومینیومی سبک هستند، اینرسی کمی دارند و تعادل بسیار خوبی را فراهم می‌کنند. آنها معمولاً در کاربردهایی که کاهش وزن بسیار مهم است، مانند هوافضا و رباتیک، استفاده می‌شوند.
- برنج: کوپلینگ‌های برنجی به دلیل رسانایی الکتریکی خود شناخته شده‌اند و در کاربردهایی که اتصال زمین الکتریکی یا ایزولاسیون الکتریکی مورد نیاز است، مانند برخی ماشین‌آلات صنعتی یا تجهیزات الکترونیکی، مورد استفاده قرار می‌گیرند.
- چدن: کوپلینگ‌های چدنی استحکام و دوام خوبی دارند و اغلب در کاربردهای صنعتی که مقاومت در برابر بارهای ضربه‌ای و ارتعاشات ضروری است، مورد استفاده قرار می‌گیرند.
- پلاستیک/پلیمر: برخی از کوپلینگ‌های انعطاف‌پذیر از پلیمرها یا پلاستیک‌های با کارایی بالا مانند پلی اورتان یا نایلون استفاده می‌کنند. این مواد انعطاف‌پذیری خوب، اصطکاک کم و مقاومت در برابر مواد شیمیایی را فراهم می‌کنند. کوپلینگ‌های پلاستیکی برای کاربردهایی مناسب هستند که مقاومت در برابر خوردگی و سبک بودن ضروری است.
- الاستومرها: الاستومرها به عنوان عناصر انعطاف‌پذیر در بسیاری از کوپلینگ‌های انعطاف‌پذیر استفاده می‌شوند. موادی مانند لاستیک طبیعی، نئوپرن یا اورتان معمولاً به عنوان عناصر عنکبوتی الاستومری استفاده می‌شوند که انعطاف‌پذیری و خواص میرایی ارتعاش را فراهم می‌کنند.
انتخاب جنس کوپلینگ به نیازهای خاص کاربرد بستگی دارد. به عنوان مثال، کاربردهای با کارایی بالا و سنگین ممکن است برای استحکام خود به کوپلینگ‌های فولادی یا فولاد ضد زنگ نیاز داشته باشند، در حالی که کاربردهایی که کاهش وزن بسیار مهم است ممکن است از کوپلینگ‌های آلومینیومی یا پلیمری بهره ببرند. علاوه بر این، انتخاب جنس تحت تأثیر عواملی مانند محدوده دما، قرار گرفتن در معرض مواد شیمیایی و الزامات الکتریکی در محیط عملیاتی کاربرد قرار می‌گیرد.
تولیدکنندگان معمولاً مشخصات مواد کوپلینگ‌های خود را ارائه می‌دهند و به کاربران کمک می‌کنند تا بر اساس نیازهای خاص کاربردهای خود، تصمیمات آگاهانه‌ای بگیرند.
editor by CX 2024-04-10
